/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright (c) 2007-2012 Intel Corporation. All rights reserved.
 */

/*
 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
 */

/* IntelVersion: 1.446.2.1 v3_3_14_3_BHSW1 */

#ifndef _IGB_HW_H
#define	_IGB_HW_H

#ifdef __cplusplus
extern "C" {
#endif

#include "igb_osdep.h"
#include "igb_regs.h"
#include "igb_defines.h"

struct e1000_hw;

#define	E1000_DEV_ID_82576			0x10C9
#define	E1000_DEV_ID_82576_FIBER		0x10E6
#define	E1000_DEV_ID_82576_SERDES		0x10E7
#define	E1000_DEV_ID_82576_QUAD_COPPER		0x10E8
#define	E1000_DEV_ID_82576_QUAD_COPPER_ET2	0x1526
#define	E1000_DEV_ID_82576_NS			0x150A
#define	E1000_DEV_ID_82576_NS_SERDES		0x1518
#define	E1000_DEV_ID_82576_SERDES_QUAD		0x150D
#define	E1000_DEV_ID_82575EB_COPPER		0x10A7
#define	E1000_DEV_ID_82575EB_FIBER_SERDES	0x10A9
#define	E1000_DEV_ID_82575GB_QUAD_COPPER	0x10D6
#define	E1000_DEV_ID_82580_COPPER		0x150E
#define	E1000_DEV_ID_82580_FIBER		0x150F
#define	E1000_DEV_ID_82580_SERDES		0x1510
#define	E1000_DEV_ID_82580_SGMII		0x1511
#define	E1000_DEV_ID_82580_COPPER_DUAL		0x1516
#define	E1000_DEV_ID_I350_COPPER		0x1521

#define	E1000_REVISION_0 0
#define	E1000_REVISION_1 1
#define	E1000_REVISION_2 2
#define	E1000_REVISION_3 3
#define	E1000_REVISION_4 4

#define	E1000_FUNC_0	0
#define	E1000_FUNC_1	1
#define	E1000_FUNC_2	2
#define	E1000_FUNC_3	3

#define	E1000_ALT_MAC_ADDRESS_OFFSET_LAN0	0
#define	E1000_ALT_MAC_ADDRESS_OFFSET_LAN1	3
#define	E1000_ALT_MAC_ADDRESS_OFFSET_LAN2	6
#define	E1000_ALT_MAC_ADDRESS_OFFSET_LAN3	9

enum e1000_mac_type {
	e1000_undefined = 0,
	e1000_82575,
	e1000_82576,
	e1000_82580,
	e1000_i350,
	e1000_num_macs  /* List is 1-based, so subtract 1 for true count. */
};

enum e1000_media_type {
	e1000_media_type_unknown = 0,
	e1000_media_type_copper = 1,
	e1000_media_type_fiber = 2,
	e1000_media_type_internal_serdes = 3,
	e1000_num_media_types
};

enum e1000_nvm_type {
	e1000_nvm_unknown = 0,
	e1000_nvm_none,
	e1000_nvm_eeprom_spi,
	e1000_nvm_eeprom_microwire,
	e1000_nvm_flash_hw,
	e1000_nvm_flash_sw
};

enum e1000_nvm_override {
	e1000_nvm_override_none = 0,
	e1000_nvm_override_spi_small,
	e1000_nvm_override_spi_large,
	e1000_nvm_override_microwire_small,
	e1000_nvm_override_microwire_large
};

enum e1000_phy_type {
	e1000_phy_unknown = 0,
	e1000_phy_none,
	e1000_phy_m88,
	e1000_phy_igp,
	e1000_phy_igp_2,
	e1000_phy_gg82563,
	e1000_phy_igp_3,
	e1000_phy_ife,
	e1000_phy_82580,
	e1000_phy_vf
};

enum e1000_bus_type {
	e1000_bus_type_unknown = 0,
	e1000_bus_type_pci,
	e1000_bus_type_pcix,
	e1000_bus_type_pci_express,
	e1000_bus_type_reserved
};

enum e1000_bus_speed {
	e1000_bus_speed_unknown = 0,
	e1000_bus_speed_33,
	e1000_bus_speed_66,
	e1000_bus_speed_100,
	e1000_bus_speed_120,
	e1000_bus_speed_133,
	e1000_bus_speed_2500,
	e1000_bus_speed_5000,
	e1000_bus_speed_reserved
};

enum e1000_bus_width {
	e1000_bus_width_unknown = 0,
	e1000_bus_width_pcie_x1,
	e1000_bus_width_pcie_x2,
	e1000_bus_width_pcie_x4 = 4,
	e1000_bus_width_pcie_x8 = 8,
	e1000_bus_width_32,
	e1000_bus_width_64,
	e1000_bus_width_reserved
};

enum e1000_1000t_rx_status {
	e1000_1000t_rx_status_not_ok = 0,
	e1000_1000t_rx_status_ok,
	e1000_1000t_rx_status_undefined = 0xFF
};

enum e1000_rev_polarity {
	e1000_rev_polarity_normal = 0,
	e1000_rev_polarity_reversed,
	e1000_rev_polarity_undefined = 0xFF
};

enum e1000_fc_mode {
	e1000_fc_none = 0,
	e1000_fc_rx_pause,
	e1000_fc_tx_pause,
	e1000_fc_full,
	e1000_fc_default = 0xFF
};

enum e1000_ms_type {
	e1000_ms_hw_default = 0,
	e1000_ms_force_master,
	e1000_ms_force_slave,
	e1000_ms_auto
};

enum e1000_smart_speed {
	e1000_smart_speed_default = 0,
	e1000_smart_speed_on,
	e1000_smart_speed_off
};

enum e1000_serdes_link_state {
	e1000_serdes_link_down = 0,
	e1000_serdes_link_autoneg_progress,
	e1000_serdes_link_autoneg_complete,
	e1000_serdes_link_forced_up
};

/* Receive Descriptor */
struct e1000_rx_desc {
	__le64 buffer_addr; /* Address of the descriptor's data buffer */
	__le16 length;	/* Length of data DMAed into data buffer */
	__le16 csum;	/* Packet checksum */
	u8  status;	/* Descriptor status */
	u8  errors;	/* Descriptor Errors */
	__le16 special;
};

/* Receive Descriptor - Extended */
union e1000_rx_desc_extended {
	struct {
		__le64 buffer_addr;
		__le64 reserved;
	} read;
	struct {
		struct {
			__le32 mrq;	/* Multiple Rx Queues */
			union {
				__le32 rss;	/* RSS Hash */
				struct {
					__le16 ip_id;  /* IP id */
					__le16 csum;   /* Packet Checksum */
				} csum_ip;
			} hi_dword;
		} lower;
		struct {
			__le32 status_error;	/* ext status/error */
			__le16 length;
			__le16 vlan;		/* VLAN tag */
		} upper;
	} wb;  /* writeback */
};

#define	MAX_PS_BUFFERS 4
/* Receive Descriptor - Packet Split */
union e1000_rx_desc_packet_split {
	struct {
		/* one buffer for protocol header(s), three data buffers */
		__le64 buffer_addr[MAX_PS_BUFFERS];
	} read;
	struct {
		struct {
			__le32 mrq;	/* Multiple Rx Queues */
			union {
				__le32 rss;	/* RSS Hash */
				struct {
					__le16 ip_id;	/* IP id */
					__le16 csum;	/* Packet Checksum */
				} csum_ip;
			} hi_dword;
		} lower;
		struct {
			__le32 status_error;	/* ext status/error */
			__le16 length0;	/* length of buffer 0 */
			__le16 vlan;	/* VLAN tag */
		} middle;
		struct {
			__le16 header_status;
			__le16 length[3];	/* length of buffers 1-3 */
		} upper;
		__le64 reserved;
	} wb; /* writeback */
};

/* Transmit Descriptor */
struct e1000_tx_desc {
	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
	union {
		__le32 data;
		struct {
			__le16 length;	/* Data buffer length */
			u8 cso;		/* Checksum offset */
			u8 cmd;		/* Descriptor control */
		} flags;
	} lower;
	union {
		__le32 data;
		struct {
			u8 status;	/* Descriptor status */
			u8 css;		/* Checksum start */
			__le16 special;
		} fields;
	} upper;
};

/* Offload Context Descriptor */
struct e1000_context_desc {
	union {
		__le32 ip_config;
		struct {
			u8 ipcss;	/* IP checksum start */
			u8 ipcso;	/* IP checksum offset */
			__le16 ipcse;	/* IP checksum end */
		} ip_fields;
	} lower_setup;
	union {
		__le32 tcp_config;
		struct {
			u8 tucss;	/* TCP checksum start */
			u8 tucso;	/* TCP checksum offset */
			__le16 tucse;	/* TCP checksum end */
		} tcp_fields;
	} upper_setup;
	__le32 cmd_and_length;
	union {
		__le32 data;
		struct {
			u8 status;	/* Descriptor status */
			u8 hdr_len;	/* Header length */
			__le16 mss;	/* Maximum segment size */
		} fields;
	} tcp_seg_setup;
};

/* Offload data descriptor */
struct e1000_data_desc {
	__le64 buffer_addr;   /* Address of the descriptor's buffer address */
	union {
		__le32 data;
		struct {
			__le16 length;    /* Data buffer length */
			u8 typ_len_ext;
			u8 cmd;
		} flags;
	} lower;
	union {
		__le32 data;
		struct {
			u8 status;	/* Descriptor status */
			u8 popts;	/* Packet Options */
			__le16 special;
		} fields;
	} upper;
};

/* Statistics counters collected by the MAC */
struct e1000_hw_stats {
	u64 crcerrs;
	u64 algnerrc;
	u64 symerrs;
	u64 rxerrc;
	u64 mpc;
	u64 scc;
	u64 ecol;
	u64 mcc;
	u64 latecol;
	u64 colc;
	u64 dc;
	u64 tncrs;
	u64 sec;
	u64 cexterr;
	u64 rlec;
	u64 xonrxc;
	u64 xontxc;
	u64 xoffrxc;
	u64 xofftxc;
	u64 fcruc;
	u64 prc64;
	u64 prc127;
	u64 prc255;
	u64 prc511;
	u64 prc1023;
	u64 prc1522;
	u64 gprc;
	u64 bprc;
	u64 mprc;
	u64 gptc;
	u64 gorc;
	u64 gotc;
	u64 rnbc;
	u64 ruc;
	u64 rfc;
	u64 roc;
	u64 rjc;
	u64 mgprc;
	u64 mgpdc;
	u64 mgptc;
	u64 tor;
	u64 tot;
	u64 tpr;
	u64 tpt;
	u64 ptc64;
	u64 ptc127;
	u64 ptc255;
	u64 ptc511;
	u64 ptc1023;
	u64 ptc1522;
	u64 mptc;
	u64 bptc;
	u64 tsctc;
	u64 tsctfc;
	u64 iac;
	u64 icrxptc;
	u64 icrxatc;
	u64 ictxptc;
	u64 ictxatc;
	u64 ictxqec;
	u64 ictxqmtc;
	u64 icrxdmtc;
	u64 icrxoc;
	u64 cbtmpc;
	u64 htdpmc;
	u64 cbrdpc;
	u64 cbrmpc;
	u64 rpthc;
	u64 hgptc;
	u64 htcbdpc;
	u64 hgorc;
	u64 hgotc;
	u64 lenerrs;
	u64 scvpc;
	u64 hrmpc;
	u64 doosync;
};

struct e1000_phy_stats {
	u32 idle_errors;
	u32 receive_errors;
};

struct e1000_host_mng_dhcp_cookie {
	u32 signature;
	u8  status;
	u8  reserved0;
	u16 vlan_id;
	u32 reserved1;
	u16 reserved2;
	u8  reserved3;
	u8  checksum;
};

/* Host Interface "Rev 1" */
struct e1000_host_command_header {
	u8 command_id;
	u8 command_length;
	u8 command_options;
	u8 checksum;
};

#define	E1000_HI_MAX_DATA_LENGTH	252
struct e1000_host_command_info {
	struct e1000_host_command_header command_header;
	u8 command_data[E1000_HI_MAX_DATA_LENGTH];
};

/* Host Interface "Rev 2" */
struct e1000_host_mng_command_header {
	u8  command_id;
	u8  checksum;
	u16 reserved1;
	u16 reserved2;
	u16 command_length;
};

#define	E1000_HI_MAX_MNG_DATA_LENGTH 0x6F8
struct e1000_host_mng_command_info {
	struct e1000_host_mng_command_header command_header;
	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
};

#include "igb_mac.h"
#include "igb_phy.h"
#include "igb_nvm.h"
#include "igb_manage.h"

struct e1000_mac_operations {
	/* Function pointers for the MAC. */
	s32  (*init_params)(struct e1000_hw *);
	s32  (*id_led_init)(struct e1000_hw *);
	s32  (*blink_led)(struct e1000_hw *);
	s32  (*check_for_link)(struct e1000_hw *);
	bool (*check_mng_mode)(struct e1000_hw *hw);
	s32  (*cleanup_led)(struct e1000_hw *);
	void (*clear_hw_cntrs)(struct e1000_hw *);
	void (*clear_vfta)(struct e1000_hw *);
	s32  (*get_bus_info)(struct e1000_hw *);
	void (*set_lan_id)(struct e1000_hw *);
	s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
	s32  (*led_on)(struct e1000_hw *);
	s32  (*led_off)(struct e1000_hw *);
	void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
	s32  (*reset_hw)(struct e1000_hw *);
	s32  (*init_hw)(struct e1000_hw *);
	void (*shutdown_serdes)(struct e1000_hw *);
	s32  (*setup_link)(struct e1000_hw *);
	s32  (*setup_physical_interface)(struct e1000_hw *);
	s32  (*setup_led)(struct e1000_hw *);
	void (*write_vfta)(struct e1000_hw *, u32, u32);
	void (*mta_set)(struct e1000_hw *, u32);
	void (*config_collision_dist)(struct e1000_hw *);
	void (*rar_set)(struct e1000_hw *, u8*, u32);
	s32  (*read_mac_addr)(struct e1000_hw *);
	s32  (*validate_mdi_setting)(struct e1000_hw *);
	s32  (*mng_host_if_write)(struct e1000_hw *, u8*, u16, u16, u8*);
	s32  (*mng_write_cmd_header)(struct e1000_hw *hw,
	    struct e1000_host_mng_command_header *);
	s32  (*mng_enable_host_if)(struct e1000_hw *);
	s32  (*wait_autoneg)(struct e1000_hw *);
};

struct e1000_phy_operations {
	s32  (*init_params)(struct e1000_hw *);
	s32  (*acquire)(struct e1000_hw *);
	s32  (*check_polarity)(struct e1000_hw *);
	s32  (*check_reset_block)(struct e1000_hw *);
	s32  (*commit)(struct e1000_hw *);
	s32  (*force_speed_duplex)(struct e1000_hw *);
	s32  (*get_cfg_done)(struct e1000_hw *hw);
	s32  (*get_cable_length)(struct e1000_hw *);
	s32  (*get_info)(struct e1000_hw *);
	s32  (*read_reg)(struct e1000_hw *, u32, u16 *);
	s32  (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
	void (*release)(struct e1000_hw *);
	s32  (*reset)(struct e1000_hw *);
	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
	s32  (*write_reg)(struct e1000_hw *, u32, u16);
	s32  (*write_reg_locked)(struct e1000_hw *, u32, u16);
	void (*power_up)(struct e1000_hw *);
	void (*power_down)(struct e1000_hw *);
};

struct e1000_nvm_operations {
	s32  (*init_params)(struct e1000_hw *);
	s32  (*acquire)(struct e1000_hw *);
	s32  (*read)(struct e1000_hw *, u16, u16, u16 *);
	void (*release)(struct e1000_hw *);
	void (*reload)(struct e1000_hw *);
	s32  (*update)(struct e1000_hw *);
	s32  (*valid_led_default)(struct e1000_hw *, u16 *);
	s32  (*validate)(struct e1000_hw *);
	s32  (*write)(struct e1000_hw *, u16, u16, u16 *);
};

struct e1000_mac_info {
	struct e1000_mac_operations ops;
	u8 addr[6];
	u8 perm_addr[6];

	enum e1000_mac_type type;

	u32 collision_delta;
	u32 ledctl_default;
	u32 ledctl_mode1;
	u32 ledctl_mode2;
	u32 mc_filter_type;
	u32 tx_packet_delta;
	u32 txcw;

	u16 current_ifs_val;
	u16 ifs_max_val;
	u16 ifs_min_val;
	u16 ifs_ratio;
	u16 ifs_step_size;
	u16 mta_reg_count;
	u16 uta_reg_count;

	/* Maximum size of the MTA register table in all supported adapters */
#define	MAX_MTA_REG 128
	u32 mta_shadow[MAX_MTA_REG];
	u16 rar_entry_count;

	u8  forced_speed_duplex;

	bool adaptive_ifs;
	bool arc_subsystem_valid;
	bool asf_firmware_present;
	bool autoneg;
	bool autoneg_failed;
	bool get_link_status;
	bool in_ifs_mode;
	enum e1000_serdes_link_state serdes_link_state;
	bool serdes_has_link;
	bool tx_pkt_filtering;
};

struct e1000_phy_info {
	struct e1000_phy_operations ops;
	enum e1000_phy_type type;

	enum e1000_1000t_rx_status local_rx;
	enum e1000_1000t_rx_status remote_rx;
	enum e1000_ms_type ms_type;
	enum e1000_ms_type original_ms_type;
	enum e1000_rev_polarity cable_polarity;
	enum e1000_smart_speed smart_speed;

	u32 addr;
	u32 id;
	u32 reset_delay_us; /* in usec */
	u32 revision;

	enum e1000_media_type media_type;

	u16 autoneg_advertised;
	u16 autoneg_mask;
	u16 cable_length;
	u16 max_cable_length;
	u16 min_cable_length;

	u8 mdix;

	bool disable_polarity_correction;
	bool is_mdix;
	bool polarity_correction;
	bool reset_disable;
	bool speed_downgraded;
	bool autoneg_wait_to_complete;
};

struct e1000_nvm_info {
	struct e1000_nvm_operations ops;
	enum e1000_nvm_type type;
	enum e1000_nvm_override override;

	u32 flash_bank_size;
	u32 flash_base_addr;

	u16 word_size;
	u16 delay_usec;
	u16 address_bits;
	u16 opcode_bits;
	u16 page_size;
};

struct e1000_bus_info {
	enum e1000_bus_type type;
	enum e1000_bus_speed speed;
	enum e1000_bus_width width;

	u16 func;
	u16 pci_cmd_word;
};

struct e1000_fc_info {
	u32 high_water;		/* Flow control high-water mark */
	u32 low_water;		/* Flow control low-water mark */
	u16 pause_time;		/* Flow control pause timer */
	bool send_xon;		/* Flow control send XON */
	bool strict_ieee;	/* Strict IEEE mode */
	enum e1000_fc_mode current_mode; /* FC mode in effect */
	enum e1000_fc_mode requested_mode; /* FC mode requested by caller */
};

struct e1000_dev_spec_82575 {
	bool sgmii_active;
	bool global_device_reset;
	int eee_disable;
};

struct e1000_dev_spec_vf {
	u32	vf_number;
	u32	v2p_mailbox;
};

struct e1000_hw {
	void *back;

	u8 *hw_addr;
	u8 *flash_address;
	unsigned long io_base;

	struct e1000_mac_info  mac;
	struct e1000_fc_info   fc;
	struct e1000_phy_info  phy;
	struct e1000_nvm_info  nvm;
	struct e1000_bus_info  bus;
	struct e1000_host_mng_dhcp_cookie mng_cookie;

	union {
		struct e1000_dev_spec_82575	_82575;
		struct e1000_dev_spec_vf	vf;
	} dev_spec;

	u16 device_id;
	u16 subsystem_vendor_id;
	u16 subsystem_device_id;
	u16 vendor_id;

	u8  revision_id;
};

#include "igb_82575.h"

/* These functions must be implemented by drivers */
s32  e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
s32  e1000_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);

#ifdef __cplusplus
}
#endif

#endif	/* _IGB_HW_H */