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/******************************************************************************

  Copyright (c) 2001-2012, Intel Corporation 
  All rights reserved.
  
  Redistribution and use in source and binary forms, with or without 
  modification, are permitted provided that the following conditions are met:
  
   1. Redistributions of source code must retain the above copyright notice, 
      this list of conditions and the following disclaimer.
  
   2. Redistributions in binary form must reproduce the above copyright 
      notice, this list of conditions and the following disclaimer in the 
      documentation and/or other materials provided with the distribution.
  
   3. Neither the name of the Intel Corporation nor the names of its 
      contributors may be used to endorse or promote products derived from 
      this software without specific prior written permission.
  
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  POSSIBILITY OF SUCH DAMAGE.

******************************************************************************/
/*$FreeBSD: release/9.1.0/sys/dev/e1000/e1000_phy.h 238262 2012-07-08 20:35:56Z jfv $*/

#ifndef _E1000_PHY_H_
#define _E1000_PHY_H_

void e1000_init_phy_ops_generic(struct e1000_hw *hw);
s32  e1000_null_read_reg(struct e1000_hw *hw, u32 offset, u16 *data);
void e1000_null_phy_generic(struct e1000_hw *hw);
s32  e1000_null_lplu_state(struct e1000_hw *hw, bool active);
s32  e1000_null_write_reg(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_null_set_page(struct e1000_hw *hw, u16 data);
s32 e1000_read_i2c_byte_null(struct e1000_hw *hw, u8 byte_offset,
			     u8 dev_addr, u8 *data);
s32 e1000_write_i2c_byte_null(struct e1000_hw *hw, u8 byte_offset,
			      u8 dev_addr, u8 data);
s32  e1000_check_downshift_generic(struct e1000_hw *hw);
s32  e1000_check_polarity_m88(struct e1000_hw *hw);
s32  e1000_check_polarity_igp(struct e1000_hw *hw);
s32  e1000_check_polarity_ife(struct e1000_hw *hw);
s32  e1000_check_reset_block_generic(struct e1000_hw *hw);
s32  e1000_phy_setup_autoneg(struct e1000_hw *hw);
s32  e1000_copper_link_autoneg(struct e1000_hw *hw);
s32  e1000_copper_link_setup_igp(struct e1000_hw *hw);
s32  e1000_copper_link_setup_m88(struct e1000_hw *hw);
s32  e1000_copper_link_setup_m88_gen2(struct e1000_hw *hw);
s32  e1000_phy_force_speed_duplex_igp(struct e1000_hw *hw);
s32  e1000_phy_force_speed_duplex_m88(struct e1000_hw *hw);
s32  e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw);
s32  e1000_get_cable_length_m88(struct e1000_hw *hw);
s32  e1000_get_cable_length_m88_gen2(struct e1000_hw *hw);
s32  e1000_get_cable_length_igp_2(struct e1000_hw *hw);
s32  e1000_get_cfg_done_generic(struct e1000_hw *hw);
s32  e1000_get_phy_id(struct e1000_hw *hw);
s32  e1000_get_phy_info_igp(struct e1000_hw *hw);
s32  e1000_get_phy_info_m88(struct e1000_hw *hw);
s32  e1000_get_phy_info_ife(struct e1000_hw *hw);
s32  e1000_phy_sw_reset_generic(struct e1000_hw *hw);
void e1000_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
s32  e1000_phy_hw_reset_generic(struct e1000_hw *hw);
s32  e1000_phy_reset_dsp_generic(struct e1000_hw *hw);
s32  e1000_read_kmrn_reg_generic(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_set_page_igp(struct e1000_hw *hw, u16 page);
s32  e1000_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_set_d3_lplu_state_generic(struct e1000_hw *hw, bool active);
s32  e1000_setup_copper_link_generic(struct e1000_hw *hw);
s32  e1000_wait_autoneg_generic(struct e1000_hw *hw);
s32  e1000_write_kmrn_reg_generic(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_phy_reset_dsp(struct e1000_hw *hw);
s32  e1000_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
				u32 usec_interval, bool *success);
s32  e1000_phy_init_script_igp3(struct e1000_hw *hw);
enum e1000_phy_type e1000_get_phy_type_from_id(u32 phy_id);
s32  e1000_determine_phy_address(struct e1000_hw *hw);
s32  e1000_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_enable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg);
s32  e1000_disable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg);
s32  e1000_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
void e1000_power_up_phy_copper(struct e1000_hw *hw);
void e1000_power_down_phy_copper(struct e1000_hw *hw);
s32  e1000_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_read_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_write_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_read_sfp_data_byte(struct e1000_hw *hw, u16 offset, u8 *data);
s32  e1000_write_sfp_data_byte(struct e1000_hw *hw, u16 offset, u8 data);
s32  e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 *data);
s32  e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_write_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_link_stall_workaround_hv(struct e1000_hw *hw);
s32  e1000_copper_link_setup_82577(struct e1000_hw *hw);
s32  e1000_check_polarity_82577(struct e1000_hw *hw);
s32  e1000_get_phy_info_82577(struct e1000_hw *hw);
s32  e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw);
s32  e1000_get_cable_length_82577(struct e1000_hw *hw);
s32  e1000_write_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 data);
s32  e1000_read_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 *data);

#define E1000_MAX_PHY_ADDR		8

/* IGP01E1000 Specific Registers */
#define IGP01E1000_PHY_PORT_CONFIG	0x10 /* Port Config */
#define IGP01E1000_PHY_PORT_STATUS	0x11 /* Status */
#define IGP01E1000_PHY_PORT_CTRL	0x12 /* Control */
#define IGP01E1000_PHY_LINK_HEALTH	0x13 /* PHY Link Health */
#define IGP01E1000_GMII_FIFO		0x14 /* GMII FIFO */
#define IGP01E1000_PHY_CHANNEL_QUALITY	0x15 /* PHY Channel Quality */
#define IGP02E1000_PHY_POWER_MGMT	0x19 /* Power Management */
#define IGP01E1000_PHY_PAGE_SELECT	0x1F /* Page Select */
#define BM_PHY_PAGE_SELECT		22   /* Page Select for BM */
#define IGP_PAGE_SHIFT			5
#define PHY_REG_MASK			0x1F

/* GS40G - I210 PHY defines */
#define GS40G_PAGE_SELECT		0x16
#define GS40G_PAGE_SHIFT		16
#define GS40G_OFFSET_MASK		0xFFFF
#define GS40G_PAGE_2			0x20000
#define GS40G_MAC_REG2			0x15
#define GS40G_MAC_LB			0x4140
#define GS40G_MAC_SPEED_1G		0X0006
#define GS40G_COPPER_SPEC		0x0010
#define GS40G_CS_POWER_DOWN		0x0002

/* BM/HV Specific Registers */
#define BM_PORT_CTRL_PAGE		769
#define BM_PCIE_PAGE			770
#define BM_WUC_PAGE			800
#define BM_WUC_ADDRESS_OPCODE		0x11
#define BM_WUC_DATA_OPCODE		0x12
#define BM_WUC_ENABLE_PAGE		BM_PORT_CTRL_PAGE
#define BM_WUC_ENABLE_REG		17
#define BM_WUC_ENABLE_BIT		(1 << 2)
#define BM_WUC_HOST_WU_BIT		(1 << 4)
#define BM_WUC_ME_WU_BIT		(1 << 5)

#define PHY_UPPER_SHIFT			21
#define BM_PHY_REG(page, reg) \
	(((reg) & MAX_PHY_REG_ADDRESS) |\
	 (((page) & 0xFFFF) << PHY_PAGE_SHIFT) |\
	 (((reg) & ~MAX_PHY_REG_ADDRESS) << (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)))
#define BM_PHY_REG_PAGE(offset) \
	((u16)(((offset) >> PHY_PAGE_SHIFT) & 0xFFFF))
#define BM_PHY_REG_NUM(offset) \
	((u16)(((offset) & MAX_PHY_REG_ADDRESS) |\
	 (((offset) >> (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)) &\
		~MAX_PHY_REG_ADDRESS)))

#define HV_INTC_FC_PAGE_START		768
#define I82578_ADDR_REG			29
#define I82577_ADDR_REG			16
#define I82577_CFG_REG			22
#define I82577_CFG_ASSERT_CRS_ON_TX	(1 << 15)
#define I82577_CFG_ENABLE_DOWNSHIFT	(3 << 10) /* auto downshift 100/10 */
#define I82577_CTRL_REG			23

/* 82577 specific PHY registers */
#define I82577_PHY_CTRL_2		18
#define I82577_PHY_LBK_CTRL		19
#define I82577_PHY_STATUS_2		26
#define I82577_PHY_DIAG_STATUS		31

/* I82577 PHY Status 2 */
#define I82577_PHY_STATUS2_REV_POLARITY		0x0400
#define I82577_PHY_STATUS2_MDIX			0x0800
#define I82577_PHY_STATUS2_SPEED_MASK		0x0300
#define I82577_PHY_STATUS2_SPEED_1000MBPS	0x0200
#define I82577_PHY_STATUS2_SPEED_100MBPS	0x0100

/* I82577 PHY Control 2 */
#define I82577_PHY_CTRL2_MANUAL_MDIX		0x0200
#define I82577_PHY_CTRL2_AUTO_MDI_MDIX		0x0400
#define I82577_PHY_CTRL2_MDIX_CFG_MASK		0x0600

/* I82577 PHY Diagnostics Status */
#define I82577_DSTATUS_CABLE_LENGTH		0x03FC
#define I82577_DSTATUS_CABLE_LENGTH_SHIFT	2

/* 82580 PHY Power Management */
#define E1000_82580_PHY_POWER_MGMT	0xE14
#define E1000_82580_PM_SPD		0x0001 /* Smart Power Down */
#define E1000_82580_PM_D0_LPLU		0x0002 /* For D0a states */
#define E1000_82580_PM_D3_LPLU		0x0004 /* For all other states */

/* BM PHY Copper Specific Control 1 */
#define BM_CS_CTRL1			16
#define BM_CS_CTRL1_ENERGY_DETECT	0x0300 /* Enable Energy Detect */

/* BM PHY Copper Specific Status */
#define BM_CS_STATUS			17
#define BM_CS_STATUS_ENERGY_DETECT	0x0010 /* Energy Detect Status */
#define BM_CS_STATUS_LINK_UP		0x0400
#define BM_CS_STATUS_RESOLVED		0x0800
#define BM_CS_STATUS_SPEED_MASK		0xC000
#define BM_CS_STATUS_SPEED_1000		0x8000

/* 82577 Mobile Phy Status Register */
#define HV_M_STATUS			26
#define HV_M_STATUS_AUTONEG_COMPLETE	0x1000
#define HV_M_STATUS_SPEED_MASK		0x0300
#define HV_M_STATUS_SPEED_1000		0x0200
#define HV_M_STATUS_LINK_UP		0x0040

#define IGP01E1000_PHY_PCS_INIT_REG	0x00B4
#define IGP01E1000_PHY_POLARITY_MASK	0x0078

#define IGP01E1000_PSCR_AUTO_MDIX	0x1000
#define IGP01E1000_PSCR_FORCE_MDI_MDIX	0x2000 /* 0=MDI, 1=MDIX */

#define IGP01E1000_PSCFR_SMART_SPEED	0x0080

/* Enable flexible speed on link-up */
#define IGP01E1000_GMII_FLEX_SPD	0x0010
#define IGP01E1000_GMII_SPD		0x0020 /* Enable SPD */

#define IGP02E1000_PM_SPD		0x0001 /* Smart Power Down */
#define IGP02E1000_PM_D0_LPLU		0x0002 /* For D0a states */
#define IGP02E1000_PM_D3_LPLU		0x0004 /* For all other states */

#define IGP01E1000_PLHR_SS_DOWNGRADE	0x8000

#define IGP01E1000_PSSR_POLARITY_REVERSED	0x0002
#define IGP01E1000_PSSR_MDIX		0x0800
#define IGP01E1000_PSSR_SPEED_MASK	0xC000
#define IGP01E1000_PSSR_SPEED_1000MBPS	0xC000

#define IGP02E1000_PHY_CHANNEL_NUM	4
#define IGP02E1000_PHY_AGC_A		0x11B1
#define IGP02E1000_PHY_AGC_B		0x12B1
#define IGP02E1000_PHY_AGC_C		0x14B1
#define IGP02E1000_PHY_AGC_D		0x18B1

#define IGP02E1000_AGC_LENGTH_SHIFT	9   /* Course - 15:13, Fine - 12:9 */
#define IGP02E1000_AGC_LENGTH_MASK	0x7F
#define IGP02E1000_AGC_RANGE		15

#define IGP03E1000_PHY_MISC_CTRL	0x1B
#define IGP03E1000_PHY_MISC_DUPLEX_MANUAL_SET	0x1000 /* Manually Set Duplex */

#define E1000_CABLE_LENGTH_UNDEFINED	0xFF

#define E1000_KMRNCTRLSTA_OFFSET	0x001F0000
#define E1000_KMRNCTRLSTA_OFFSET_SHIFT	16
#define E1000_KMRNCTRLSTA_REN		0x00200000
#define E1000_KMRNCTRLSTA_CTRL_OFFSET	0x1    /* Kumeran Control */
#define E1000_KMRNCTRLSTA_DIAG_OFFSET	0x3    /* Kumeran Diagnostic */
#define E1000_KMRNCTRLSTA_TIMEOUTS	0x4    /* Kumeran Timeouts */
#define E1000_KMRNCTRLSTA_INBAND_PARAM	0x9    /* Kumeran InBand Parameters */
#define E1000_KMRNCTRLSTA_IBIST_DISABLE	0x0200 /* Kumeran IBIST Disable */
#define E1000_KMRNCTRLSTA_DIAG_NELPBK	0x1000 /* Nearend Loopback mode */
#define E1000_KMRNCTRLSTA_K1_CONFIG	0x7
#define E1000_KMRNCTRLSTA_K1_ENABLE	0x0002
#define E1000_KMRNCTRLSTA_HD_CTRL	0x10   /* Kumeran HD Control */

#define IFE_PHY_EXTENDED_STATUS_CONTROL	0x10
#define IFE_PHY_SPECIAL_CONTROL		0x11 /* 100BaseTx PHY Special Control */
#define IFE_PHY_SPECIAL_CONTROL_LED	0x1B /* PHY Special and LED Control */
#define IFE_PHY_MDIX_CONTROL		0x1C /* MDI/MDI-X Control */

/* IFE PHY Extended Status Control */
#define IFE_PESC_POLARITY_REVERSED	0x0100

/* IFE PHY Special Control */
#define IFE_PSC_AUTO_POLARITY_DISABLE	0x0010
#define IFE_PSC_FORCE_POLARITY		0x0020
#define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN	0x0100

/* IFE PHY Special Control and LED Control */
#define IFE_PSCL_PROBE_MODE		0x0020
#define IFE_PSCL_PROBE_LEDS_OFF		0x0006 /* Force LEDs 0 and 2 off */
#define IFE_PSCL_PROBE_LEDS_ON		0x0007 /* Force LEDs 0 and 2 on */

/* IFE PHY MDIX Control */
#define IFE_PMC_MDIX_STATUS		0x0020 /* 1=MDI-X, 0=MDI */
#define IFE_PMC_FORCE_MDIX		0x0040 /* 1=force MDI-X, 0=force MDI */
#define IFE_PMC_AUTO_MDIX		0x0080 /* 1=enable auto, 0=disable */

/* SFP modules ID memory locations */
#define E1000_SFF_IDENTIFIER_OFFSET	0x00
#define E1000_SFF_IDENTIFIER_SFF	0x02
#define E1000_SFF_IDENTIFIER_SFP	0x03

#define E1000_SFF_ETH_FLAGS_OFFSET	0x06
/* Flags for SFP modules compatible with ETH up to 1Gb */
struct sfp_e1000_flags {
	u8 e1000_base_sx:1;
	u8 e1000_base_lx:1;
	u8 e1000_base_cx:1;
	u8 e1000_base_t:1;
	u8 e100_base_lx:1;
	u8 e100_base_fx:1;
	u8 e10_base_bx10:1;
	u8 e10_base_px:1;
};

/* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */
#define E1000_SFF_VENDOR_OUI_TYCO	0x00407600
#define E1000_SFF_VENDOR_OUI_FTL	0x00906500
#define E1000_SFF_VENDOR_OUI_AVAGO	0x00176A00
#define E1000_SFF_VENDOR_OUI_INTEL	0x001B2100

#endif

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