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1 /******************************************************************************
2   SPDX-License-Identifier: BSD-3-Clause
3
4   Copyright (c) 2001-2020, Intel Corporation
5   All rights reserved.
6
7   Redistribution and use in source and binary forms, with or without
8   modification, are permitted provided that the following conditions are met:
9
10    1. Redistributions of source code must retain the above copyright notice,
11       this list of conditions and the following disclaimer.
12
13    2. Redistributions in binary form must reproduce the above copyright
14       notice, this list of conditions and the following disclaimer in the
15       documentation and/or other materials provided with the distribution.
16
17    3. Neither the name of the Intel Corporation nor the names of its
18       contributors may be used to endorse or promote products derived from
19       this software without specific prior written permission.
20
21   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
25   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31   POSSIBILITY OF SUCH DAMAGE.
32
33 ******************************************************************************/
34 /*$FreeBSD$*/
35
36 #ifndef _IXGBE_PHY_H_
37 #define _IXGBE_PHY_H_
38
39 #include "ixgbe_type.h"
40 #define IXGBE_I2C_EEPROM_DEV_ADDR       0xA0
41 #define IXGBE_I2C_EEPROM_DEV_ADDR2      0xA2
42 #define IXGBE_I2C_EEPROM_BANK_LEN       0xFF
43
44 /* EEPROM byte offsets */
45 #define IXGBE_SFF_IDENTIFIER            0x0
46 #define IXGBE_SFF_IDENTIFIER_SFP        0x3
47 #define IXGBE_SFF_VENDOR_OUI_BYTE0      0x25
48 #define IXGBE_SFF_VENDOR_OUI_BYTE1      0x26
49 #define IXGBE_SFF_VENDOR_OUI_BYTE2      0x27
50 #define IXGBE_SFF_1GBE_COMP_CODES       0x6
51 #define IXGBE_SFF_10GBE_COMP_CODES      0x3
52 #define IXGBE_SFF_CABLE_TECHNOLOGY      0x8
53 #define IXGBE_SFF_CABLE_SPEC_COMP       0x3C
54 #define IXGBE_SFF_SFF_8472_SWAP         0x5C
55 #define IXGBE_SFF_SFF_8472_COMP         0x5E
56 #define IXGBE_SFF_SFF_8472_OSCB         0x6E
57 #define IXGBE_SFF_SFF_8472_ESCB         0x76
58 #define IXGBE_SFF_IDENTIFIER_QSFP_PLUS  0xD
59 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE0 0xA5
60 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE1 0xA6
61 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE2 0xA7
62 #define IXGBE_SFF_QSFP_CONNECTOR        0x82
63 #define IXGBE_SFF_QSFP_10GBE_COMP       0x83
64 #define IXGBE_SFF_QSFP_1GBE_COMP        0x86
65 #define IXGBE_SFF_QSFP_CABLE_LENGTH     0x92
66 #define IXGBE_SFF_QSFP_DEVICE_TECH      0x93
67
68 /* Bitmasks */
69 #define IXGBE_SFF_DA_PASSIVE_CABLE      0x4
70 #define IXGBE_SFF_DA_ACTIVE_CABLE       0x8
71 #define IXGBE_SFF_DA_SPEC_ACTIVE_LIMITING       0x4
72 #define IXGBE_SFF_1GBASESX_CAPABLE      0x1
73 #define IXGBE_SFF_1GBASELX_CAPABLE      0x2
74 #define IXGBE_SFF_1GBASET_CAPABLE       0x8
75 #define IXGBE_SFF_10GBASESR_CAPABLE     0x10
76 #define IXGBE_SFF_10GBASELR_CAPABLE     0x20
77 #define IXGBE_SFF_SOFT_RS_SELECT_MASK   0x8
78 #define IXGBE_SFF_SOFT_RS_SELECT_10G    0x8
79 #define IXGBE_SFF_SOFT_RS_SELECT_1G     0x0
80 #define IXGBE_SFF_ADDRESSING_MODE       0x4
81 #define IXGBE_SFF_QSFP_DA_ACTIVE_CABLE  0x1
82 #define IXGBE_SFF_QSFP_DA_PASSIVE_CABLE 0x8
83 #define IXGBE_SFF_QSFP_CONNECTOR_NOT_SEPARABLE  0x23
84 #define IXGBE_SFF_QSFP_TRANSMITER_850NM_VCSEL   0x0
85 #define IXGBE_I2C_EEPROM_READ_MASK      0x100
86 #define IXGBE_I2C_EEPROM_STATUS_MASK    0x3
87 #define IXGBE_I2C_EEPROM_STATUS_NO_OPERATION    0x0
88 #define IXGBE_I2C_EEPROM_STATUS_PASS    0x1
89 #define IXGBE_I2C_EEPROM_STATUS_FAIL    0x2
90 #define IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS     0x3
91
92 #define IXGBE_CS4227                    0xBE    /* CS4227 address */
93 #define IXGBE_CS4227_GLOBAL_ID_LSB      0
94 #define IXGBE_CS4227_GLOBAL_ID_MSB      1
95 #define IXGBE_CS4227_SCRATCH            2
96 #define IXGBE_CS4227_GLOBAL_ID_VALUE    0x03E5
97 #define IXGBE_CS4227_EFUSE_PDF_SKU      0x19F
98 #define IXGBE_CS4223_SKU_ID             0x0010  /* Quad port */
99 #define IXGBE_CS4227_SKU_ID             0x0014  /* Dual port */
100 #define IXGBE_CS4227_RESET_PENDING      0x1357
101 #define IXGBE_CS4227_RESET_COMPLETE     0x5AA5
102 #define IXGBE_CS4227_RETRIES            15
103 #define IXGBE_CS4227_EFUSE_STATUS       0x0181
104 #define IXGBE_CS4227_LINE_SPARE22_MSB   0x12AD  /* Reg to program speed */
105 #define IXGBE_CS4227_LINE_SPARE24_LSB   0x12B0  /* Reg to program EDC */
106 #define IXGBE_CS4227_HOST_SPARE22_MSB   0x1AAD  /* Reg to program speed */
107 #define IXGBE_CS4227_HOST_SPARE24_LSB   0x1AB0  /* Reg to program EDC */
108 #define IXGBE_CS4227_EEPROM_STATUS      0x5001
109 #define IXGBE_CS4227_EEPROM_LOAD_OK     0x0001
110 #define IXGBE_CS4227_SPEED_1G           0x8000
111 #define IXGBE_CS4227_SPEED_10G          0
112 #define IXGBE_CS4227_EDC_MODE_CX1       0x0002
113 #define IXGBE_CS4227_EDC_MODE_SR        0x0004
114 #define IXGBE_CS4227_EDC_MODE_DIAG      0x0008
115 #define IXGBE_CS4227_RESET_HOLD         500     /* microseconds */
116 #define IXGBE_CS4227_RESET_DELAY        450     /* milliseconds */
117 #define IXGBE_CS4227_CHECK_DELAY        30      /* milliseconds */
118 #define IXGBE_PE                        0xE0    /* Port expander address */
119 #define IXGBE_PE_OUTPUT                 1       /* Output register offset */
120 #define IXGBE_PE_CONFIG                 3       /* Config register offset */
121 #define IXGBE_PE_BIT1                   (1 << 1)
122
123 /* Flow control defines */
124 #define IXGBE_TAF_SYM_PAUSE             0x400
125 #define IXGBE_TAF_ASM_PAUSE             0x800
126
127 /* Bit-shift macros */
128 #define IXGBE_SFF_VENDOR_OUI_BYTE0_SHIFT        24
129 #define IXGBE_SFF_VENDOR_OUI_BYTE1_SHIFT        16
130 #define IXGBE_SFF_VENDOR_OUI_BYTE2_SHIFT        8
131
132 /* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */
133 #define IXGBE_SFF_VENDOR_OUI_TYCO       0x00407600
134 #define IXGBE_SFF_VENDOR_OUI_FTL        0x00906500
135 #define IXGBE_SFF_VENDOR_OUI_AVAGO      0x00176A00
136 #define IXGBE_SFF_VENDOR_OUI_INTEL      0x001B2100
137
138 /* I2C SDA and SCL timing parameters for standard mode */
139 #define IXGBE_I2C_T_HD_STA      4
140 #define IXGBE_I2C_T_LOW         5
141 #define IXGBE_I2C_T_HIGH        4
142 #define IXGBE_I2C_T_SU_STA      5
143 #define IXGBE_I2C_T_HD_DATA     5
144 #define IXGBE_I2C_T_SU_DATA     1
145 #define IXGBE_I2C_T_RISE        1
146 #define IXGBE_I2C_T_FALL        1
147 #define IXGBE_I2C_T_SU_STO      4
148 #define IXGBE_I2C_T_BUF         5
149
150 #define IXGBE_SFP_DETECT_RETRIES        10
151
152 #define IXGBE_TN_LASI_STATUS_REG        0x9005
153 #define IXGBE_TN_LASI_STATUS_TEMP_ALARM 0x0008
154
155 /* SFP+ SFF-8472 Compliance */
156 #define IXGBE_SFF_SFF_8472_UNSUP        0x00
157
158 s32 ixgbe_init_phy_ops_generic(struct ixgbe_hw *hw);
159 bool ixgbe_validate_phy_addr(struct ixgbe_hw *hw, u32 phy_addr);
160 enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id);
161 s32 ixgbe_get_phy_id(struct ixgbe_hw *hw);
162 s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw);
163 s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw);
164 void ixgbe_restart_auto_neg(struct ixgbe_hw *hw);
165 s32 ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type,
166                            u16 *phy_data);
167 s32 ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type,
168                             u16 phy_data);
169 s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
170                                u32 device_type, u16 *phy_data);
171 s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
172                                 u32 device_type, u16 phy_data);
173 s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw);
174 s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw,
175                                        ixgbe_link_speed speed,
176                                        bool autoneg_wait_to_complete);
177 s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw,
178                                                ixgbe_link_speed *speed,
179                                                bool *autoneg);
180 s32 ixgbe_check_reset_blocked(struct ixgbe_hw *hw);
181
182 /* PHY specific */
183 s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw,
184                              ixgbe_link_speed *speed,
185                              bool *link_up);
186 s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw);
187 s32 ixgbe_get_phy_firmware_version_tnx(struct ixgbe_hw *hw,
188                                        u16 *firmware_version);
189 s32 ixgbe_get_phy_firmware_version_generic(struct ixgbe_hw *hw,
190                                            u16 *firmware_version);
191
192 s32 ixgbe_reset_phy_nl(struct ixgbe_hw *hw);
193 s32 ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on);
194 s32 ixgbe_identify_module_generic(struct ixgbe_hw *hw);
195 s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw);
196 u64 ixgbe_get_supported_phy_sfp_layer_generic(struct ixgbe_hw *hw);
197 s32 ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw);
198 s32 ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw,
199                                         u16 *list_offset,
200                                         u16 *data_offset);
201 s32 ixgbe_tn_check_overtemp(struct ixgbe_hw *hw);
202 s32 ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
203                                 u8 dev_addr, u8 *data);
204 s32 ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
205                                          u8 dev_addr, u8 *data);
206 s32 ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
207                                  u8 dev_addr, u8 data);
208 s32 ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
209                                           u8 dev_addr, u8 data);
210 s32 ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
211                                   u8 *eeprom_data);
212 s32 ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
213                                    u8 eeprom_data);
214 void ixgbe_i2c_bus_clear(struct ixgbe_hw *hw);
215 s32 ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
216                                         u16 *val, bool lock);
217 s32 ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
218                                          u16 val, bool lock);
219 #endif /* _IXGBE_PHY_H_ */