freebsd-nq/sys/dev/e1000/e1000_phy.h
Kevin Bowling fc7682b17f e1000: Update intel shared code
Sync the e1000 shared code with DPDK shared code
"cid-gigabit.2020.06.05.tar.gz released by ND"

Primary focus was on client platforms (ich8lan). More work remains here
but we need an Intel contact for client networking.

Reviewed by:	grehan, Intel Networking (erj, earlier rev)
Obtained from:	DPDK <http://git.dpdk.org/dpdk/tree/drivers/net/e1000/base>
MFC after:	1 week
Sponsored by:	me
Differential Revision:	https://reviews.freebsd.org/D31547
2021-08-19 07:59:36 -07:00

336 lines
15 KiB
C

/******************************************************************************
SPDX-License-Identifier: BSD-3-Clause
Copyright (c) 2001-2020, 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.
******************************************************************************/
/*$FreeBSD$*/
#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_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_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);
s32 e1000_read_phy_reg_mphy(struct e1000_hw *hw, u32 address, u32 *data);
s32 e1000_write_phy_reg_mphy(struct e1000_hw *hw, u32 address, u32 data,
bool line_override);
bool e1000_is_mphy_ready(struct e1000_hw *hw);
#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 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
/* BM/HV Specific Registers */
#define BM_PORT_CTRL_PAGE 769
#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 */
#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
/* 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 */
#define E1000_82580_PM_GO_LINKD 0x0020 /* Go Link Disconnect */
#define E1000_MPHY_DIS_ACCESS 0x80000000 /* disable_access bit */
#define E1000_MPHY_ENA_ACCESS 0x40000000 /* enable_access bit */
#define E1000_MPHY_BUSY 0x00010000 /* busy bit */
#define E1000_MPHY_ADDRESS_FNC_OVERRIDE 0x20000000 /* fnc_override bit */
#define E1000_MPHY_ADDRESS_MASK 0x0000FFFF /* address mask */
/* BM PHY Copper Specific Control 1 */
#define BM_CS_CTRL1 16
/* BM PHY Copper Specific Status */
#define BM_CS_STATUS 17
#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_SPEED_100 0x0100
#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 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 /* enable K1 */
#define E1000_KMRNCTRLSTA_HD_CTRL 0x10 /* Kumeran HD Control */
#define E1000_KMRNCTRLSTA_K0S_CTRL 0x1E /* Kumeran K0s Control */
#define E1000_KMRNCTRLSTA_K0S_CTRL_ENTRY_LTNCY_SHIFT 0
#define E1000_KMRNCTRLSTA_K0S_CTRL_MIN_TIME_SHIFT 4
#define E1000_KMRNCTRLSTA_K0S_CTRL_ENTRY_LTNCY_MASK \
(3 << E1000_KMRNCTRLSTA_K0S_CTRL_ENTRY_LTNCY_SHIFT)
#define E1000_KMRNCTRLSTA_K0S_CTRL_MIN_TIME_MASK \
(7 << E1000_KMRNCTRLSTA_K0S_CTRL_MIN_TIME_SHIFT)
#define E1000_KMRNCTRLSTA_OP_MODES 0x1F /* Kumeran Modes of Operation */
#define E1000_KMRNCTRLSTA_OP_MODES_LSC2CSC 0x0002 /* change LSC to CSC */
#define IFE_PHY_EXTENDED_STATUS_CONTROL 0x10
#define IFE_PHY_SPECIAL_CONTROL 0x11 /* 100BaseTx PHY Special Ctrl */
#define IFE_PHY_SPECIAL_CONTROL_LED 0x1B /* PHY Special and LED Ctrl */
#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
/* 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