illumos/illumos-gate: usr/src/uts/i86pc/os/cpupm/cpu

annotate usr/src/uts/i86pc/os/cpupm/cpu_acpi.c @ 14169:ae5fcf7b2a38

4048 cpu_acpi is too verbose about disabled SpeedStep/PowerNow! support Reviewed by: Albert Lee <trisk@nexenta.com> Reviewed by: Garrett D'Amore <garrett@damore.org> Approved by: Dan McDonald <danmcd@nexenta.com>

author	Yuri Pankov <yuri.pankov@nexenta.com>
date	Thu, 29 Aug 2013 02:06:39 +0400
parents	01b2fa2ff254
children

rev	line source
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	2 * CDDL HEADER START
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	3 *
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	4 * The contents of this file are subject to the terms of the
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	5 * Common Development and Distribution License (the "License").
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	6 * You may not use this file except in compliance with the License.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	7 *
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	9 * or http://www.opensolaris.org/os/licensing.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	10 * See the License for the specific language governing permissions
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	11 * and limitations under the License.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	12 *
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	13 * When distributing Covered Code, include this CDDL HEADER in each
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	15 * If applicable, add the following below this CDDL HEADER, with the
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	16 * fields enclosed by brackets "[]" replaced with your own identifying
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	17 * information: Portions Copyright [yyyy] [name of copyright owner]
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	18 *
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	19 * CDDL HEADER END
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	20 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	21 /*
12511 01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	22 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	23 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	24
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	25 #include <sys/cpu_acpi.h>
8983 981f8c40440c 6807891 system does not consider C3 when ACPI _CST object did not contain a C2 state Bill Holler <Bill.Holler@Sun.COM> parents: 8906 diff changeset	26 #include <sys/cpu_idle.h>
9004 0f2f9c0e4285 6756843 Clean up messages related to P and T states Anup Pemmaiah <Napanda.Pemmaiah@Sun.COM> parents: 8983 diff changeset	27 #include <sys/dtrace.h>
0f2f9c0e4285 6756843 Clean up messages related to P and T states Anup Pemmaiah <Napanda.Pemmaiah@Sun.COM> parents: 8983 diff changeset	28 #include <sys/sdt.h>
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	29
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	30 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	31 * List of the processor ACPI object types that are being used.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	32 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	33 typedef enum cpu_acpi_obj {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	34 PDC_OBJ = 0,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	35 PCT_OBJ,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	36 PSS_OBJ,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	37 PSD_OBJ,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	38 PPC_OBJ,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	39 PTC_OBJ,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	40 TSS_OBJ,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	41 TSD_OBJ,
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	42 TPC_OBJ,
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	43 CST_OBJ,
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	44 CSD_OBJ,
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	45 } cpu_acpi_obj_t;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	46
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	47 /*
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	48 * Container to store object name.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	49 * Other attributes can be added in the future as necessary.
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	50 */
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	51 typedef struct cpu_acpi_obj_attr {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	52 char *name;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	53 } cpu_acpi_obj_attr_t;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	54
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	55 /*
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	56 * List of object attributes.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	57 * NOTE: Please keep the ordering of the list as same as cpu_acpi_obj_t.
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	58 */
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	59 static cpu_acpi_obj_attr_t cpu_acpi_obj_attrs[] = {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	60 {"_PDC"},
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	61 {"_PCT"},
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	62 {"_PSS"},
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	63 {"_PSD"},
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	64 {"_PPC"},
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	65 {"_PTC"},
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	66 {"_TSS"},
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	67 {"_TSD"},
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	68 {"_TPC"},
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	69 {"_CST"},
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	70 {"_CSD"}
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	71 };
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	72
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	73 /*
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	74 * Cache the ACPI CPU control data objects.
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	75 */
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	76 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	77 cpu_acpi_cache_ctrl_regs(cpu_acpi_handle_t handle, cpu_acpi_obj_t objtype,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	78 cpu_acpi_ctrl_regs_t *regs)
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	79 {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	80 ACPI_STATUS astatus;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	81 ACPI_BUFFER abuf;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	82 ACPI_OBJECT *obj;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	83 AML_RESOURCE_GENERIC_REGISTER *greg;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	84 int ret = -1;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	85 int i;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	86
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	87 /*
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	88 * Fetch the control registers (if present) for the CPU node.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	89 * Since they are optional, non-existence is not a failure
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	90 * (we just consider it a fixed hardware case).
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	91 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	92 abuf.Length = ACPI_ALLOCATE_BUFFER;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	93 abuf.Pointer = NULL;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	94 astatus = AcpiEvaluateObjectTyped(handle->cs_handle,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	95 cpu_acpi_obj_attrs[objtype].name, NULL, &abuf, ACPI_TYPE_PACKAGE);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	96 if (ACPI_FAILURE(astatus)) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	97 if (astatus == AE_NOT_FOUND) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	98 DTRACE_PROBE3(cpu_acpi__eval__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	99 int, objtype, int, astatus);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	100 regs[0].cr_addrspace_id = ACPI_ADR_SPACE_FIXED_HARDWARE;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	101 regs[1].cr_addrspace_id = ACPI_ADR_SPACE_FIXED_HARDWARE;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	102 return (1);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	103 }
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	104 cmn_err(CE_NOTE, "!cpu_acpi: error %d evaluating %s package "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	105 "for CPU %d.", astatus, cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	106 handle->cs_id);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	107 goto out;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	108 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	109
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	110 obj = abuf.Pointer;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	111 if (obj->Package.Count != 2) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	112 cmn_err(CE_NOTE, "!cpu_acpi: %s package bad count %d for "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	113 "CPU %d.", cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	114 obj->Package.Count, handle->cs_id);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	115 goto out;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	116 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	117
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	118 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	119 * Does the package look coherent?
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	120 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	121 for (i = 0; i < obj->Package.Count; i++) {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	122 if (obj->Package.Elements[i].Type != ACPI_TYPE_BUFFER) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	123 cmn_err(CE_NOTE, "!cpu_acpi: Unexpected data in "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	124 "%s package for CPU %d.",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	125 cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	126 handle->cs_id);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	127 goto out;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	128 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	129
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	130 greg = (AML_RESOURCE_GENERIC_REGISTER *)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	131 obj->Package.Elements[i].Buffer.Pointer;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	132 if (greg->DescriptorType !=
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	133 ACPI_RESOURCE_NAME_GENERIC_REGISTER) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	134 cmn_err(CE_NOTE, "!cpu_acpi: %s package has format "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	135 "error for CPU %d.",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	136 cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	137 handle->cs_id);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	138 goto out;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	139 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	140 if (greg->ResourceLength !=
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	141 ACPI_AML_SIZE_LARGE(AML_RESOURCE_GENERIC_REGISTER)) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	142 cmn_err(CE_NOTE, "!cpu_acpi: %s package not right "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	143 "size for CPU %d.",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	144 cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	145 handle->cs_id);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	146 goto out;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	147 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	148 if (greg->AddressSpaceId != ACPI_ADR_SPACE_FIXED_HARDWARE &&
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	149 greg->AddressSpaceId != ACPI_ADR_SPACE_SYSTEM_IO) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	150 cmn_err(CE_NOTE, "!cpu_apci: %s contains unsupported "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	151 "address space type %x for CPU %d.",
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	152 cpu_acpi_obj_attrs[objtype].name,
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	153 greg->AddressSpaceId,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	154 handle->cs_id);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	155 goto out;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	156 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	157 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	158
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	159 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	160 * Looks good!
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	161 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	162 for (i = 0; i < obj->Package.Count; i++) {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	163 greg = (AML_RESOURCE_GENERIC_REGISTER *)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	164 obj->Package.Elements[i].Buffer.Pointer;
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	165 regs[i].cr_addrspace_id = greg->AddressSpaceId;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	166 regs[i].cr_width = greg->BitWidth;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	167 regs[i].cr_offset = greg->BitOffset;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	168 regs[i].cr_asize = greg->AccessSize;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	169 regs[i].cr_address = greg->Address;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	170 }
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	171 ret = 0;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	172 out:
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	173 if (abuf.Pointer != NULL)
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	174 AcpiOsFree(abuf.Pointer);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	175 return (ret);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	176 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	177
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	178 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	179 * Cache the ACPI _PCT data. The _PCT data defines the interface to use
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	180 * when making power level transitions (i.e., system IO ports, fixed
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	181 * hardware port, etc).
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	182 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	183 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	184 cpu_acpi_cache_pct(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	185 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	186 cpu_acpi_pct_t *pct;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	187 int ret;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	188
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	189 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_PCT_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	190 pct = &CPU_ACPI_PCT(handle)[0];
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	191 if ((ret = cpu_acpi_cache_ctrl_regs(handle, PCT_OBJ, pct)) == 0)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	192 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_PCT_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	193 return (ret);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	194 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	195
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	196 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	197 * Cache the ACPI _PTC data. The _PTC data defines the interface to use
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	198 * when making T-state transitions (i.e., system IO ports, fixed
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	199 * hardware port, etc).
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	200 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	201 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	202 cpu_acpi_cache_ptc(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	203 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	204 cpu_acpi_ptc_t *ptc;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	205 int ret;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	206
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	207 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_PTC_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	208 ptc = &CPU_ACPI_PTC(handle)[0];
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	209 if ((ret = cpu_acpi_cache_ctrl_regs(handle, PTC_OBJ, ptc)) == 0)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	210 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_PTC_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	211 return (ret);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	212 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	213
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	214 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	215 * Cache the ACPI CPU state dependency data objects.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	216 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	217 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	218 cpu_acpi_cache_state_dependencies(cpu_acpi_handle_t handle,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	219 cpu_acpi_obj_t objtype, cpu_acpi_state_dependency_t *sd)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	220 {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	221 ACPI_STATUS astatus;
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	222 ACPI_BUFFER abuf;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	223 ACPI_OBJECT pkg, elements;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	224 int number;
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	225 int ret = -1;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	226
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	227 if (objtype == CSD_OBJ) {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	228 number = 6;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	229 } else {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	230 number = 5;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	231 }
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	232 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	233 * Fetch the dependencies (if present) for the CPU node.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	234 * Since they are optional, non-existence is not a failure
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	235 * (it's up to the caller to determine how to handle non-existence).
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	236 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	237 abuf.Length = ACPI_ALLOCATE_BUFFER;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	238 abuf.Pointer = NULL;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	239 astatus = AcpiEvaluateObjectTyped(handle->cs_handle,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	240 cpu_acpi_obj_attrs[objtype].name, NULL, &abuf, ACPI_TYPE_PACKAGE);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	241 if (ACPI_FAILURE(astatus)) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	242 if (astatus == AE_NOT_FOUND) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	243 DTRACE_PROBE3(cpu_acpi__eval__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	244 int, objtype, int, astatus);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	245 return (1);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	246 }
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	247 cmn_err(CE_NOTE, "!cpu_acpi: error %d evaluating %s package "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	248 "for CPU %d.", astatus, cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	249 handle->cs_id);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	250 goto out;
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	251 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	252
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	253 pkg = abuf.Pointer;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	254
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	255 if (((objtype != CSD_OBJ) && (pkg->Package.Count != 1)) \|\|
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	256 ((objtype == CSD_OBJ) && (pkg->Package.Count != 1) &&
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	257 (pkg->Package.Count != 2))) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	258 cmn_err(CE_NOTE, "!cpu_acpi: %s unsupported package count %d "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	259 "for CPU %d.", cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	260 pkg->Package.Count, handle->cs_id);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	261 goto out;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	262 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	263
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	264 /*
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	265 * For C-state domain, we assume C2 and C3 have the same
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	266 * domain information
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	267 */
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	268 if (pkg->Package.Elements[0].Type != ACPI_TYPE_PACKAGE \|\|
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	269 pkg->Package.Elements[0].Package.Count != number) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	270 cmn_err(CE_NOTE, "!cpu_acpi: Unexpected data in %s package "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	271 "for CPU %d.", cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	272 handle->cs_id);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	273 goto out;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	274 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	275 elements = pkg->Package.Elements[0].Package.Elements;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	276 if (elements[0].Integer.Value != number \|\|
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	277 elements[1].Integer.Value != 0) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	278 cmn_err(CE_NOTE, "!cpu_acpi: Unexpected %s revision for "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	279 "CPU %d.", cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	280 handle->cs_id);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	281 goto out;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	282 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	283
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	284 sd->sd_entries = elements[0].Integer.Value;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	285 sd->sd_revision = elements[1].Integer.Value;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	286 sd->sd_domain = elements[2].Integer.Value;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	287 sd->sd_type = elements[3].Integer.Value;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	288 sd->sd_num = elements[4].Integer.Value;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	289 if (objtype == CSD_OBJ) {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	290 sd->sd_index = elements[5].Integer.Value;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	291 }
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	292
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	293 ret = 0;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	294 out:
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	295 if (abuf.Pointer != NULL)
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	296 AcpiOsFree(abuf.Pointer);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	297 return (ret);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	298 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	299
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	300 /*
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	301 * Cache the ACPI _PSD data. The _PSD data defines P-state CPU dependencies
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	302 * (think CPU domains).
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	303 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	304 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	305 cpu_acpi_cache_psd(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	306 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	307 cpu_acpi_psd_t *psd;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	308 int ret;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	309
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	310 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_PSD_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	311 psd = &CPU_ACPI_PSD(handle);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	312 ret = cpu_acpi_cache_state_dependencies(handle, PSD_OBJ, psd);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	313 if (ret == 0)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	314 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_PSD_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	315 return (ret);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	316
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	317 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	318
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	319 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	320 * Cache the ACPI _TSD data. The _TSD data defines T-state CPU dependencies
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	321 * (think CPU domains).
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	322 */
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	323 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	324 cpu_acpi_cache_tsd(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	325 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	326 cpu_acpi_tsd_t *tsd;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	327 int ret;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	328
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	329 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_TSD_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	330 tsd = &CPU_ACPI_TSD(handle);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	331 ret = cpu_acpi_cache_state_dependencies(handle, TSD_OBJ, tsd);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	332 if (ret == 0)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	333 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_TSD_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	334 return (ret);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	335
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	336 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	337
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	338 /*
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	339 * Cache the ACPI _CSD data. The _CSD data defines C-state CPU dependencies
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	340 * (think CPU domains).
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	341 */
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	342 static int
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	343 cpu_acpi_cache_csd(cpu_acpi_handle_t handle)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	344 {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	345 cpu_acpi_csd_t *csd;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	346 int ret;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	347
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	348 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_CSD_CACHED);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	349 csd = &CPU_ACPI_CSD(handle);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	350 ret = cpu_acpi_cache_state_dependencies(handle, CSD_OBJ, csd);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	351 if (ret == 0)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	352 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_CSD_CACHED);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	353 return (ret);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	354
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	355 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	356
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	357 static void
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	358 cpu_acpi_cache_pstate(cpu_acpi_handle_t handle, ACPI_OBJECT *obj, int cnt)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	359 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	360 cpu_acpi_pstate_t *pstate;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	361 ACPI_OBJECT q, l;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	362 int i, j;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	363
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	364 CPU_ACPI_PSTATES_COUNT(handle) = cnt;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	365 CPU_ACPI_PSTATES(handle) = kmem_zalloc(CPU_ACPI_PSTATES_SIZE(cnt),
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	366 KM_SLEEP);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	367 pstate = (cpu_acpi_pstate_t *)CPU_ACPI_PSTATES(handle);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	368 for (i = 0, l = NULL; i < obj->Package.Count && cnt > 0; i++, l = q) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	369 uint32_t *up;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	370
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	371 q = obj->Package.Elements[i].Package.Elements;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	372
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	373 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	374 * Skip duplicate entries.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	375 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	376 if (l != NULL && l[0].Integer.Value == q[0].Integer.Value)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	377 continue;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	378
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	379 up = (uint32_t *)pstate;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	380 for (j = 0; j < CPU_ACPI_PSS_CNT; j++)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	381 up[j] = q[j].Integer.Value;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	382 pstate++;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	383 cnt--;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	384 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	385 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	386
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	387 static void
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	388 cpu_acpi_cache_tstate(cpu_acpi_handle_t handle, ACPI_OBJECT *obj, int cnt)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	389 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	390 cpu_acpi_tstate_t *tstate;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	391 ACPI_OBJECT q, l;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	392 int i, j;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	393
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	394 CPU_ACPI_TSTATES_COUNT(handle) = cnt;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	395 CPU_ACPI_TSTATES(handle) = kmem_zalloc(CPU_ACPI_TSTATES_SIZE(cnt),
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	396 KM_SLEEP);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	397 tstate = (cpu_acpi_tstate_t *)CPU_ACPI_TSTATES(handle);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	398 for (i = 0, l = NULL; i < obj->Package.Count && cnt > 0; i++, l = q) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	399 uint32_t *up;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	400
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	401 q = obj->Package.Elements[i].Package.Elements;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	402
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	403 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	404 * Skip duplicate entries.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	405 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	406 if (l != NULL && l[0].Integer.Value == q[0].Integer.Value)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	407 continue;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	408
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	409 up = (uint32_t *)tstate;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	410 for (j = 0; j < CPU_ACPI_TSS_CNT; j++)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	411 up[j] = q[j].Integer.Value;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	412 tstate++;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	413 cnt--;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	414 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	415 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	416
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	417 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	418 * Cache the _PSS or _TSS data.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	419 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	420 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	421 cpu_acpi_cache_supported_states(cpu_acpi_handle_t handle,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	422 cpu_acpi_obj_t objtype, int fcnt)
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	423 {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	424 ACPI_STATUS astatus;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	425 ACPI_BUFFER abuf;
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	426 ACPI_OBJECT obj, q, *l;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	427 boolean_t eot = B_FALSE;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	428 int ret = -1;
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	429 int cnt;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	430 int i, j;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	431
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	432 /*
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	433 * Fetch the state data (if present) for the CPU node.
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	434 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	435 abuf.Length = ACPI_ALLOCATE_BUFFER;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	436 abuf.Pointer = NULL;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	437 astatus = AcpiEvaluateObjectTyped(handle->cs_handle,
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	438 cpu_acpi_obj_attrs[objtype].name, NULL, &abuf,
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	439 ACPI_TYPE_PACKAGE);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	440 if (ACPI_FAILURE(astatus)) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	441 if (astatus == AE_NOT_FOUND) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	442 DTRACE_PROBE3(cpu_acpi__eval__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	443 int, objtype, int, astatus);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	444 return (1);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	445 }
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	446 cmn_err(CE_NOTE, "!cpu_acpi: error %d evaluating %s package "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	447 "for CPU %d.", astatus, cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	448 handle->cs_id);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	449 goto out;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	450 }
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	451 obj = abuf.Pointer;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	452 if (obj->Package.Count < 2) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	453 cmn_err(CE_NOTE, "!cpu_acpi: %s package bad count %d for "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	454 "CPU %d.", cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	455 obj->Package.Count, handle->cs_id);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	456 goto out;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	457 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	458
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	459 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	460 * Does the package look coherent?
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	461 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	462 cnt = 0;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	463 for (i = 0, l = NULL; i < obj->Package.Count; i++, l = q) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	464 if (obj->Package.Elements[i].Type != ACPI_TYPE_PACKAGE \|\|
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	465 obj->Package.Elements[i].Package.Count != fcnt) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	466 cmn_err(CE_NOTE, "!cpu_acpi: Unexpected data in "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	467 "%s package for CPU %d.",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	468 cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	469 handle->cs_id);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	470 goto out;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	471 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	472
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	473 q = obj->Package.Elements[i].Package.Elements;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	474 for (j = 0; j < fcnt; j++) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	475 if (q[j].Type != ACPI_TYPE_INTEGER) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	476 cmn_err(CE_NOTE, "!cpu_acpi: %s element "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	477 "invalid (type) for CPU %d.",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	478 cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	479 handle->cs_id);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	480 goto out;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	481 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	482 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	483
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	484 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	485 * Ignore duplicate entries.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	486 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	487 if (l != NULL && l[0].Integer.Value == q[0].Integer.Value)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	488 continue;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	489
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	490 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	491 * Some supported state tables are larger than required
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	492 * and unused elements are filled with patterns
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	493 * of 0xff. Simply check here for frequency = 0xffff
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	494 * and stop counting if found.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	495 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	496 if (q[0].Integer.Value == 0xffff) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	497 eot = B_TRUE;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	498 continue;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	499 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	500
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	501 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	502 * We should never find a valid entry after we've hit
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	503 * an the end-of-table entry.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	504 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	505 if (eot) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	506 cmn_err(CE_NOTE, "!cpu_acpi: Unexpected data in %s "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	507 "package after eot for CPU %d.",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	508 cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	509 handle->cs_id);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	510 goto out;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	511 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	512
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	513 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	514 * states must be defined in order from highest to lowest.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	515 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	516 if (l != NULL && l[0].Integer.Value < q[0].Integer.Value) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	517 cmn_err(CE_NOTE, "!cpu_acpi: %s package state "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	518 "definitions out of order for CPU %d.",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	519 cpu_acpi_obj_attrs[objtype].name,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	520 handle->cs_id);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	521 goto out;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	522 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	523
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	524 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	525 * This entry passes.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	526 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	527 cnt++;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	528 }
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	529 if (cnt == 0)
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	530 goto out;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	531
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	532 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	533 * Yes, fill in the structure.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	534 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	535 ASSERT(objtype == PSS_OBJ \|\| objtype == TSS_OBJ);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	536 (objtype == PSS_OBJ) ? cpu_acpi_cache_pstate(handle, obj, cnt) :
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	537 cpu_acpi_cache_tstate(handle, obj, cnt);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	538
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	539 ret = 0;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	540 out:
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	541 if (abuf.Pointer != NULL)
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	542 AcpiOsFree(abuf.Pointer);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	543 return (ret);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	544 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	545
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	546 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	547 * Cache the _PSS data. The _PSS data defines the different power levels
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	548 * supported by the CPU and the attributes associated with each power level
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	549 * (i.e., frequency, voltage, etc.). The power levels are number from
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	550 * highest to lowest. That is, the highest power level is _PSS entry 0
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	551 * and the lowest power level is the last _PSS entry.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	552 */
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	553 static int
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	554 cpu_acpi_cache_pstates(cpu_acpi_handle_t handle)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	555 {
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	556 int ret;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	557
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	558 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_PSS_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	559 ret = cpu_acpi_cache_supported_states(handle, PSS_OBJ,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	560 CPU_ACPI_PSS_CNT);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	561 if (ret == 0)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	562 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_PSS_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	563 return (ret);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	564 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	565
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	566 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	567 * Cache the _TSS data. The _TSS data defines the different freq throttle
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	568 * levels supported by the CPU and the attributes associated with each
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	569 * throttle level (i.e., frequency throttle percentage, voltage, etc.).
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	570 * The throttle levels are number from highest to lowest.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	571 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	572 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	573 cpu_acpi_cache_tstates(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	574 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	575 int ret;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	576
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	577 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_TSS_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	578 ret = cpu_acpi_cache_supported_states(handle, TSS_OBJ,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	579 CPU_ACPI_TSS_CNT);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	580 if (ret == 0)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	581 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_TSS_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	582 return (ret);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	583 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	584
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	585 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	586 * Cache the ACPI CPU present capabilities data objects.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	587 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	588 static int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	589 cpu_acpi_cache_present_capabilities(cpu_acpi_handle_t handle,
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	590 cpu_acpi_obj_t objtype, cpu_acpi_present_capabilities_t *pc)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	591
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	592 {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	593 ACPI_STATUS astatus;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	594 ACPI_BUFFER abuf;
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	595 ACPI_OBJECT *obj;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	596 int ret = -1;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	597
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	598 /*
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	599 * Fetch the present capabilites object (if present) for the CPU node.
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	600 */
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	601 abuf.Length = ACPI_ALLOCATE_BUFFER;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	602 abuf.Pointer = NULL;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	603 astatus = AcpiEvaluateObject(handle->cs_handle,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	604 cpu_acpi_obj_attrs[objtype].name, NULL, &abuf);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	605 if (ACPI_FAILURE(astatus) && astatus != AE_NOT_FOUND) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	606 cmn_err(CE_NOTE, "!cpu_acpi: error %d evaluating %s "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	607 "package for CPU %d.", astatus,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	608 cpu_acpi_obj_attrs[objtype].name, handle->cs_id);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	609 goto out;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	610 }
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	611 if (astatus == AE_NOT_FOUND \|\| abuf.Length == 0) {
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	612 *pc = 0;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	613 return (1);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	614 }
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	615
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	616 obj = (ACPI_OBJECT *)abuf.Pointer;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	617 *pc = obj->Integer.Value;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	618
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	619 ret = 0;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	620 out:
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	621 if (abuf.Pointer != NULL)
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	622 AcpiOsFree(abuf.Pointer);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	623 return (ret);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	624 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	625
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	626 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	627 * Cache the _PPC data. The _PPC simply contains an integer value which
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	628 * represents the highest power level that a CPU should transition to.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	629 * That is, it's an index into the array of _PSS entries and will be
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	630 * greater than or equal to zero.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	631 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	632 void
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	633 cpu_acpi_cache_ppc(cpu_acpi_handle_t handle)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	634 {
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	635 cpu_acpi_ppc_t *ppc;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	636 int ret;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	637
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	638 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_PPC_CACHED);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	639 ppc = &CPU_ACPI_PPC(handle);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	640 ret = cpu_acpi_cache_present_capabilities(handle, PPC_OBJ, ppc);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	641 if (ret == 0)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	642 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_PPC_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	643 }
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	644
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	645 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	646 * Cache the _TPC data. The _TPC simply contains an integer value which
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	647 * represents the throttle level that a CPU should transition to.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	648 * That is, it's an index into the array of _TSS entries and will be
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	649 * greater than or equal to zero.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	650 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	651 void
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	652 cpu_acpi_cache_tpc(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	653 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	654 cpu_acpi_tpc_t *tpc;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	655 int ret;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	656
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	657 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_TPC_CACHED);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	658 tpc = &CPU_ACPI_TPC(handle);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	659 ret = cpu_acpi_cache_present_capabilities(handle, TPC_OBJ, tpc);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	660 if (ret == 0)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	661 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_TPC_CACHED);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	662 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	663
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	664 int
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	665 cpu_acpi_verify_cstate(cpu_acpi_cstate_t *cstate)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	666 {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	667 uint32_t addrspaceid = cstate->cs_addrspace_id;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	668
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	669 if ((addrspaceid != ACPI_ADR_SPACE_FIXED_HARDWARE) &&
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	670 (addrspaceid != ACPI_ADR_SPACE_SYSTEM_IO)) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	671 cmn_err(CE_NOTE, "!cpu_acpi: _CST unsupported address space id"
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	672 ":C%d, type: %d\n", cstate->cs_type, addrspaceid);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	673 return (1);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	674 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	675 return (0);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	676 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	677
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	678 int
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	679 cpu_acpi_cache_cst(cpu_acpi_handle_t handle)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	680 {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	681 ACPI_STATUS astatus;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	682 ACPI_BUFFER abuf;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	683 ACPI_OBJECT *obj;
12511 01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	684 ACPI_INTEGER cnt, old_cnt;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	685 cpu_acpi_cstate_t cstate, p;
9148 cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	686 size_t alloc_size;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	687 int i, count;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	688 int ret = 1;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	689
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	690 CPU_ACPI_OBJ_IS_NOT_CACHED(handle, CPU_ACPI_CST_CACHED);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	691
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	692 abuf.Length = ACPI_ALLOCATE_BUFFER;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	693 abuf.Pointer = NULL;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	694
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	695 /*
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	696 * Fetch the C-state data (if present) for the CPU node.
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	697 */
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	698 astatus = AcpiEvaluateObjectTyped(handle->cs_handle, "_CST",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	699 NULL, &abuf, ACPI_TYPE_PACKAGE);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	700 if (ACPI_FAILURE(astatus)) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	701 if (astatus == AE_NOT_FOUND) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	702 DTRACE_PROBE3(cpu_acpi__eval__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	703 int, CST_OBJ, int, astatus);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	704 return (1);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	705 }
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	706 cmn_err(CE_NOTE, "!cpu_acpi: error %d evaluating _CST package "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	707 "for CPU %d.", astatus, handle->cs_id);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	708 goto out;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	709
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	710 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	711 obj = (ACPI_OBJECT *)abuf.Pointer;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	712 if (obj->Package.Count < 2) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	713 cmn_err(CE_NOTE, "!cpu_acpi: _CST unsupported package "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	714 "count %d for CPU %d.", obj->Package.Count, handle->cs_id);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	715 goto out;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	716 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	717
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	718 /*
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	719 * Does the package look coherent?
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	720 */
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	721 cnt = obj->Package.Elements[0].Integer.Value;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	722 if (cnt < 1 \|\| cnt != obj->Package.Count - 1) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	723 cmn_err(CE_NOTE, "!cpu_acpi: _CST invalid element "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	724 "count %d != Package count %d for CPU %d",
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	725 (int)cnt, (int)obj->Package.Count - 1, handle->cs_id);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	726 goto out;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	727 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	728
12511 01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	729 /*
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	730 * Reuse the old buffer if the number of C states is the same.
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	731 */
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	732 if (CPU_ACPI_CSTATES(handle) &&
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	733 (old_cnt = CPU_ACPI_CSTATES_COUNT(handle)) != cnt) {
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	734 kmem_free(CPU_ACPI_CSTATES(handle),
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	735 CPU_ACPI_CSTATES_SIZE(old_cnt));
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	736 CPU_ACPI_CSTATES(handle) = NULL;
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	737 }
01b2fa2ff254 6949969 cpu_acpi_cache_cst writes past the end of allocated memory, corrupting the kernel heap jiang.liu@intel.com parents: 12004 diff changeset	738
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	739 CPU_ACPI_CSTATES_COUNT(handle) = (uint32_t)cnt;
9148 cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	740 alloc_size = CPU_ACPI_CSTATES_SIZE(cnt);
12004 93f274d4a367 PSARC/2009/104 Hot-Plug Support for ACPI-based Systems Gerry Liu <jiang.liu@intel.com> parents: 10488 diff changeset	741 if (CPU_ACPI_CSTATES(handle) == NULL)
93f274d4a367 PSARC/2009/104 Hot-Plug Support for ACPI-based Systems Gerry Liu <jiang.liu@intel.com> parents: 10488 diff changeset	742 CPU_ACPI_CSTATES(handle) = kmem_zalloc(alloc_size, KM_SLEEP);
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	743 cstate = (cpu_acpi_cstate_t *)CPU_ACPI_CSTATES(handle);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	744 p = cstate;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	745
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	746 for (i = 1, count = 1; i <= cnt; i++) {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	747 ACPI_OBJECT *pkg;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	748 AML_RESOURCE_GENERIC_REGISTER *reg;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	749 ACPI_OBJECT *element;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	750
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	751 pkg = &(obj->Package.Elements[i]);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	752 reg = (AML_RESOURCE_GENERIC_REGISTER *)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	753 pkg->Package.Elements[0].Buffer.Pointer;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	754 cstate->cs_addrspace_id = reg->AddressSpaceId;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	755 cstate->cs_address = reg->Address;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	756 element = &(pkg->Package.Elements[1]);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	757 cstate->cs_type = element->Integer.Value;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	758 element = &(pkg->Package.Elements[2]);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	759 cstate->cs_latency = element->Integer.Value;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	760 element = &(pkg->Package.Elements[3]);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	761 cstate->cs_power = element->Integer.Value;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	762
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	763 if (cpu_acpi_verify_cstate(cstate)) {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	764 /*
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	765 * ignore this entry if it's not valid
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	766 */
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	767 continue;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	768 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	769 if (cstate == p) {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	770 cstate++;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	771 } else if (p->cs_type == cstate->cs_type) {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	772 /*
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	773 * if there are duplicate entries, we keep the
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	774 * last one. This fixes:
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	775 * 1) some buggy BIOS have total duplicate entries.
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	776 * 2) ACPI Spec allows the same cstate entry with
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	777 * different power and latency, we use the one
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	778 * with more power saving.
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	779 */
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	780 (void) memcpy(p, cstate, sizeof (cpu_acpi_cstate_t));
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	781 } else {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	782 /*
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	783 * we got a valid entry, cache it to the
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	784 * cstate structure
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	785 */
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	786 p = cstate++;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	787 count++;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	788 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	789 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	790
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	791 if (count < 2) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	792 cmn_err(CE_NOTE, "!cpu_acpi: _CST invalid count %d < 2 for "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	793 "CPU %d", count, handle->cs_id);
9148 cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	794 kmem_free(CPU_ACPI_CSTATES(handle), alloc_size);
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	795 CPU_ACPI_CSTATES(handle) = NULL;
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	796 CPU_ACPI_CSTATES_COUNT(handle) = (uint32_t)0;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	797 goto out;
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	798 }
8983 981f8c40440c 6807891 system does not consider C3 when ACPI _CST object did not contain a C2 state Bill Holler <Bill.Holler@Sun.COM> parents: 8906 diff changeset	799 cstate = (cpu_acpi_cstate_t *)CPU_ACPI_CSTATES(handle);
981f8c40440c 6807891 system does not consider C3 when ACPI _CST object did not contain a C2 state Bill Holler <Bill.Holler@Sun.COM> parents: 8906 diff changeset	800 if (cstate[0].cs_type != CPU_ACPI_C1) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	801 cmn_err(CE_NOTE, "!cpu_acpi: _CST first element type not "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	802 "C1: %d for CPU %d", (int)cstate->cs_type, handle->cs_id);
9148 cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	803 kmem_free(CPU_ACPI_CSTATES(handle), alloc_size);
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	804 CPU_ACPI_CSTATES(handle) = NULL;
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	805 CPU_ACPI_CSTATES_COUNT(handle) = (uint32_t)0;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	806 goto out;
8983 981f8c40440c 6807891 system does not consider C3 when ACPI _CST object did not contain a C2 state Bill Holler <Bill.Holler@Sun.COM> parents: 8906 diff changeset	807 }
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	808
9148 cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	809 if (count != cnt) {
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	810 void *orig = CPU_ACPI_CSTATES(handle);
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	811
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	812 CPU_ACPI_CSTATES_COUNT(handle) = (uint32_t)count;
9148 cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	813 CPU_ACPI_CSTATES(handle) = kmem_zalloc(
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	814 CPU_ACPI_CSTATES_SIZE(count), KM_SLEEP);
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	815 (void) memcpy(CPU_ACPI_CSTATES(handle), orig,
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	816 CPU_ACPI_CSTATES_SIZE(count));
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	817 kmem_free(orig, alloc_size);
cbc850545d32 6819156 cpu_acpi_free_cstate_data can free the wrong size Bill Holler <Bill.Holler@Sun.COM> parents: 9147 diff changeset	818 }
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	819
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	820 CPU_ACPI_OBJ_IS_CACHED(handle, CPU_ACPI_CST_CACHED);
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	821
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	822 ret = 0;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	823
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	824 out:
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	825 if (abuf.Pointer != NULL)
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	826 AcpiOsFree(abuf.Pointer);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	827 return (ret);
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	828 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	829
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	830 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	831 * Cache the _PCT, _PSS, _PSD and _PPC data.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	832 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	833 int
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	834 cpu_acpi_cache_pstate_data(cpu_acpi_handle_t handle)
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	835 {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	836 if (cpu_acpi_cache_pct(handle) < 0) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	837 DTRACE_PROBE2(cpu_acpi__cache__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	838 int, PCT_OBJ);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	839 return (-1);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	840 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	841
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	842 if (cpu_acpi_cache_pstates(handle) != 0) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	843 DTRACE_PROBE2(cpu_acpi__cache__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	844 int, PSS_OBJ);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	845 return (-1);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	846 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	847
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	848 if (cpu_acpi_cache_psd(handle) < 0) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	849 DTRACE_PROBE2(cpu_acpi__cache__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	850 int, PSD_OBJ);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	851 return (-1);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	852 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	853
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	854 cpu_acpi_cache_ppc(handle);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	855
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	856 return (0);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	857 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	858
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	859 void
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	860 cpu_acpi_free_pstate_data(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	861 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	862 if (handle != NULL) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	863 if (CPU_ACPI_PSTATES(handle)) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	864 kmem_free(CPU_ACPI_PSTATES(handle),
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	865 CPU_ACPI_PSTATES_SIZE(
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	866 CPU_ACPI_PSTATES_COUNT(handle)));
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	867 CPU_ACPI_PSTATES(handle) = NULL;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	868 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	869 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	870 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	871
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	872 /*
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	873 * Cache the _PTC, _TSS, _TSD and _TPC data.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	874 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	875 int
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	876 cpu_acpi_cache_tstate_data(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	877 {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	878 int ret;
9004 0f2f9c0e4285 6756843 Clean up messages related to P and T states Anup Pemmaiah <Napanda.Pemmaiah@Sun.COM> parents: 8983 diff changeset	879
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	880 if (cpu_acpi_cache_ptc(handle) < 0) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	881 DTRACE_PROBE2(cpu_acpi__cache__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	882 int, PTC_OBJ);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	883 return (-1);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	884 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	885
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	886 if ((ret = cpu_acpi_cache_tstates(handle)) != 0) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	887 DTRACE_PROBE2(cpu_acpi__cache__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	888 int, TSS_OBJ);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	889 return (ret);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	890 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	891
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	892 if (cpu_acpi_cache_tsd(handle) < 0) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	893 DTRACE_PROBE2(cpu_acpi__cache__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	894 int, TSD_OBJ);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	895 return (-1);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	896 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	897
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	898 cpu_acpi_cache_tpc(handle);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	899
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	900 return (0);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	901 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	902
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	903 void
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	904 cpu_acpi_free_tstate_data(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	905 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	906 if (handle != NULL) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	907 if (CPU_ACPI_TSTATES(handle)) {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	908 kmem_free(CPU_ACPI_TSTATES(handle),
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	909 CPU_ACPI_TSTATES_SIZE(
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	910 CPU_ACPI_TSTATES_COUNT(handle)));
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	911 CPU_ACPI_TSTATES(handle) = NULL;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	912 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	913 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	914 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	915
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	916 /*
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	917 * Cache the _CST data.
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	918 */
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	919 int
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	920 cpu_acpi_cache_cstate_data(cpu_acpi_handle_t handle)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	921 {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	922 int ret;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	923
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	924 if ((ret = cpu_acpi_cache_cst(handle)) != 0) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	925 DTRACE_PROBE2(cpu_acpi__cache__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	926 int, CST_OBJ);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	927 return (ret);
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	928 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	929
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	930 if (cpu_acpi_cache_csd(handle) < 0) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	931 DTRACE_PROBE2(cpu_acpi__cache__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	932 int, CSD_OBJ);
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	933 return (-1);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	934 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	935
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	936 return (0);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	937 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	938
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	939 void
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	940 cpu_acpi_free_cstate_data(cpu_acpi_handle_t handle)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	941 {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	942 if (handle != NULL) {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	943 if (CPU_ACPI_CSTATES(handle)) {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	944 kmem_free(CPU_ACPI_CSTATES(handle),
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	945 CPU_ACPI_CSTATES_SIZE(
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	946 CPU_ACPI_CSTATES_COUNT(handle)));
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	947 CPU_ACPI_CSTATES(handle) = NULL;
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	948 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	949 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	950 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	951
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	952 /*
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	953 * Register a handler for processor change notifications.
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	954 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	955 void
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	956 cpu_acpi_install_notify_handler(cpu_acpi_handle_t handle,
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	957 ACPI_NOTIFY_HANDLER handler, void *ctx)
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	958 {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	959 if (ACPI_FAILURE(AcpiInstallNotifyHandler(handle->cs_handle,
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	960 ACPI_DEVICE_NOTIFY, handler, ctx)))
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	961 cmn_err(CE_NOTE, "!cpu_acpi: Unable to register "
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	962 "notify handler for CPU %d.", handle->cs_id);
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	963 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	964
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	965 /*
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	966 * Remove a handler for processor change notifications.
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	967 */
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	968 void
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	969 cpu_acpi_remove_notify_handler(cpu_acpi_handle_t handle,
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	970 ACPI_NOTIFY_HANDLER handler)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	971 {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	972 if (ACPI_FAILURE(AcpiRemoveNotifyHandler(handle->cs_handle,
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	973 ACPI_DEVICE_NOTIFY, handler)))
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	974 cmn_err(CE_NOTE, "!cpu_acpi: Unable to remove "
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	975 "notify handler for CPU %d.", handle->cs_id);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	976 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	977
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	978 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	979 * Write _PDC.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	980 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	981 int
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	982 cpu_acpi_write_pdc(cpu_acpi_handle_t handle, uint32_t revision, uint32_t count,
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	983 uint32_t *capabilities)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	984 {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	985 ACPI_STATUS astatus;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	986 ACPI_OBJECT obj;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	987 ACPI_OBJECT_LIST list = { 1, &obj};
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	988 uint32_t *buffer;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	989 uint32_t *bufptr;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	990 uint32_t bufsize;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	991 int i;
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	992 int ret = 0;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	993
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	994 bufsize = (count + 2) * sizeof (uint32_t);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	995 buffer = kmem_zalloc(bufsize, KM_SLEEP);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	996 buffer[0] = revision;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	997 buffer[1] = count;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	998 bufptr = &buffer[2];
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	999 for (i = 0; i < count; i++)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1000 bufptr++ = capabilities++;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1001
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1002 obj.Type = ACPI_TYPE_BUFFER;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1003 obj.Buffer.Length = bufsize;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1004 obj.Buffer.Pointer = (void *)buffer;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1005
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1006 /*
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1007 * Fetch the ??? (if present) for the CPU node.
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1008 */
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1009 astatus = AcpiEvaluateObject(handle->cs_handle, "_PDC", &list, NULL);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1010 if (ACPI_FAILURE(astatus)) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1011 if (astatus == AE_NOT_FOUND) {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1012 DTRACE_PROBE3(cpu_acpi__eval__err, int, handle->cs_id,
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1013 int, PDC_OBJ, int, astatus);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1014 ret = 1;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1015 } else {
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1016 cmn_err(CE_NOTE, "!cpu_acpi: error %d evaluating _PDC "
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1017 "package for CPU %d.", astatus, handle->cs_id);
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1018 ret = -1;
254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1019 }
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1020 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1021
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1022 kmem_free(buffer, bufsize);
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1023 return (ret);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1024 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1025
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1026 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1027 * Write to system IO port.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1028 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1029 int
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1030 cpu_acpi_write_port(ACPI_IO_ADDRESS address, uint32_t value, uint32_t width)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1031 {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1032 if (ACPI_FAILURE(AcpiOsWritePort(address, value, width))) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1033 cmn_err(CE_NOTE, "!cpu_acpi: error writing system IO port "
4872 d29c11d096f3 6589662 Error messages from cpu_acpi on install boot w/snv_70 mh27603 parents: 4667 diff changeset	1034 "%lx.", (long)address);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1035 return (-1);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1036 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1037 return (0);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1038 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1039
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1040 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1041 * Read from a system IO port.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1042 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1043 int
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1044 cpu_acpi_read_port(ACPI_IO_ADDRESS address, uint32_t *value, uint32_t width)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1045 {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1046 if (ACPI_FAILURE(AcpiOsReadPort(address, value, width))) {
10075 254480e5218d 6856778 cpu_acpi: error messages could be more user friendly. Mark Haywood <Mark.Haywood@Sun.COM> parents: 9980 diff changeset	1047 cmn_err(CE_NOTE, "!cpu_acpi: error reading system IO port "
4872 d29c11d096f3 6589662 Error messages from cpu_acpi on install boot w/snv_70 mh27603 parents: 4667 diff changeset	1048 "%lx.", (long)address);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1049 return (-1);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1050 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1051 return (0);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1052 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1053
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1054 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1055 * Return supported frequencies.
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1056 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1057 uint_t
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1058 cpu_acpi_get_speeds(cpu_acpi_handle_t handle, int **speeds)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1059 {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1060 cpu_acpi_pstate_t *pstate;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1061 int *hspeeds;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1062 uint_t nspeeds;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1063 int i;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1064
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1065 nspeeds = CPU_ACPI_PSTATES_COUNT(handle);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1066 pstate = (cpu_acpi_pstate_t *)CPU_ACPI_PSTATES(handle);
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1067 hspeeds = kmem_zalloc(nspeeds * sizeof (int), KM_SLEEP);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1068 for (i = 0; i < nspeeds; i++) {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1069 hspeeds[i] = CPU_ACPI_FREQ(pstate);
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1070 pstate++;
4667 2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1071 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1072 *speeds = hspeeds;
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1073 return (nspeeds);
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1074 }
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1075
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1076 /*
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1077 * Free resources allocated by cpu_acpi_get_speeds().
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1078 */
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1079 void
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1080 cpu_acpi_free_speeds(int *speeds, uint_t nspeeds)
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1081 {
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1082 kmem_free(speeds, nspeeds * sizeof (int));
2cb417b1d90c PSARC/2004/826 Opteron Athlon64 Frequency Management mh27603 parents: diff changeset	1083 }
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1084
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1085 uint_t
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1086 cpu_acpi_get_max_cstates(cpu_acpi_handle_t handle)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1087 {
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1088 if (CPU_ACPI_CSTATES(handle))
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1089 return (CPU_ACPI_CSTATES_COUNT(handle));
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1090 else
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1091 return (1);
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1092 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1093
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1094 void
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1095 cpu_acpi_set_register(uint32_t bitreg, uint32_t value)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1096 {
10488 296c315b92df 6878359 CPU power management driver needs to support detach Mark Haywood <Mark.Haywood@Sun.COM> parents: 10447 diff changeset	1097 (void) AcpiWriteBitRegister(bitreg, value);
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1098 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1099
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1100 void
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1101 cpu_acpi_get_register(uint32_t bitreg, uint32_t *value)
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1102 {
10488 296c315b92df 6878359 CPU power management driver needs to support detach Mark Haywood <Mark.Haywood@Sun.COM> parents: 10447 diff changeset	1103 (void) AcpiReadBitRegister(bitreg, value);
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1104 }
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1105
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1106 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1107 * Map the dip to an ACPI handle for the device.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1108 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1109 cpu_acpi_handle_t
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1110 cpu_acpi_init(cpu_t *cp)
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1111 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1112 cpu_acpi_handle_t handle;
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1113
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1114 handle = kmem_zalloc(sizeof (cpu_acpi_state_t), KM_SLEEP);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1115
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1116 if (ACPI_FAILURE(acpica_get_handle_cpu(cp->cpu_id,
e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1117 &handle->cs_handle))) {
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1118 kmem_free(handle, sizeof (cpu_acpi_state_t));
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1119 return (NULL);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1120 }
8906 e559381f1e2b PSARC 2008/777 cpupm keyword mode extensions Eric Saxe <Eric.Saxe@Sun.COM> parents: 7851 diff changeset	1121 handle->cs_id = cp->cpu_id;
7319 d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1122 return (handle);
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1123 }
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1124
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1125 /*
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1126 * Free any resources.
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1127 */
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1128 void
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1129 cpu_acpi_fini(cpu_acpi_handle_t handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1130 {
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1131 if (handle)
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1132 kmem_free(handle, sizeof (cpu_acpi_state_t));
d281dd2d2049 6715149 T-State support for intel based processors Mark Haywood <Mark.Haywood@Sun.COM> parents: 6968 diff changeset	1133 }

Mercurial > illumos > illumos-gate

annotate usr/src/uts/i86pc/os/cpupm/cpu_acpi.c @ 14169:ae5fcf7b2a38