xref: /freebsd/sys/dev/e1000/e1000_phy.h (revision bb15ca603fa442c72dde3f3cb8b46db6970e3950)
1 /******************************************************************************
2 
3   Copyright (c) 2001-2011, Intel Corporation
4   All rights reserved.
5 
6   Redistribution and use in source and binary forms, with or without
7   modification, are permitted provided that the following conditions are met:
8 
9    1. Redistributions of source code must retain the above copyright notice,
10       this list of conditions and the following disclaimer.
11 
12    2. Redistributions in binary form must reproduce the above copyright
13       notice, this list of conditions and the following disclaimer in the
14       documentation and/or other materials provided with the distribution.
15 
16    3. Neither the name of the Intel Corporation nor the names of its
17       contributors may be used to endorse or promote products derived from
18       this software without specific prior written permission.
19 
20   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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29   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   POSSIBILITY OF SUCH DAMAGE.
31 
32 ******************************************************************************/
33 /*$FreeBSD$*/
34 
35 #ifndef _E1000_PHY_H_
36 #define _E1000_PHY_H_
37 
38 void e1000_init_phy_ops_generic(struct e1000_hw *hw);
39 s32  e1000_null_read_reg(struct e1000_hw *hw, u32 offset, u16 *data);
40 void e1000_null_phy_generic(struct e1000_hw *hw);
41 s32  e1000_null_lplu_state(struct e1000_hw *hw, bool active);
42 s32  e1000_null_write_reg(struct e1000_hw *hw, u32 offset, u16 data);
43 s32  e1000_null_set_page(struct e1000_hw *hw, u16 data);
44 s32  e1000_check_downshift_generic(struct e1000_hw *hw);
45 s32  e1000_check_polarity_m88(struct e1000_hw *hw);
46 s32  e1000_check_polarity_igp(struct e1000_hw *hw);
47 s32  e1000_check_polarity_ife(struct e1000_hw *hw);
48 s32  e1000_check_reset_block_generic(struct e1000_hw *hw);
49 s32  e1000_phy_setup_autoneg(struct e1000_hw *hw);
50 s32  e1000_copper_link_autoneg(struct e1000_hw *hw);
51 s32  e1000_copper_link_setup_igp(struct e1000_hw *hw);
52 s32  e1000_copper_link_setup_m88(struct e1000_hw *hw);
53 s32  e1000_copper_link_setup_m88_gen2(struct e1000_hw *hw);
54 s32  e1000_phy_force_speed_duplex_igp(struct e1000_hw *hw);
55 s32  e1000_phy_force_speed_duplex_m88(struct e1000_hw *hw);
56 s32  e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw);
57 s32  e1000_get_cable_length_m88(struct e1000_hw *hw);
58 s32  e1000_get_cable_length_m88_gen2(struct e1000_hw *hw);
59 s32  e1000_get_cable_length_igp_2(struct e1000_hw *hw);
60 s32  e1000_get_cfg_done_generic(struct e1000_hw *hw);
61 s32  e1000_get_phy_id(struct e1000_hw *hw);
62 s32  e1000_get_phy_info_igp(struct e1000_hw *hw);
63 s32  e1000_get_phy_info_m88(struct e1000_hw *hw);
64 s32  e1000_get_phy_info_ife(struct e1000_hw *hw);
65 s32  e1000_phy_sw_reset_generic(struct e1000_hw *hw);
66 void e1000_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
67 s32  e1000_phy_hw_reset_generic(struct e1000_hw *hw);
68 s32  e1000_phy_reset_dsp_generic(struct e1000_hw *hw);
69 s32  e1000_read_kmrn_reg_generic(struct e1000_hw *hw, u32 offset, u16 *data);
70 s32  e1000_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data);
71 s32  e1000_set_page_igp(struct e1000_hw *hw, u16 page);
72 s32  e1000_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
73 s32  e1000_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data);
74 s32  e1000_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data);
75 s32  e1000_set_d3_lplu_state_generic(struct e1000_hw *hw, bool active);
76 s32  e1000_setup_copper_link_generic(struct e1000_hw *hw);
77 s32  e1000_wait_autoneg_generic(struct e1000_hw *hw);
78 s32  e1000_write_kmrn_reg_generic(struct e1000_hw *hw, u32 offset, u16 data);
79 s32  e1000_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data);
80 s32  e1000_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
81 s32  e1000_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data);
82 s32  e1000_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data);
83 s32  e1000_phy_reset_dsp(struct e1000_hw *hw);
84 s32  e1000_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
85 				u32 usec_interval, bool *success);
86 s32  e1000_phy_init_script_igp3(struct e1000_hw *hw);
87 enum e1000_phy_type e1000_get_phy_type_from_id(u32 phy_id);
88 s32  e1000_determine_phy_address(struct e1000_hw *hw);
89 s32  e1000_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data);
90 s32  e1000_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data);
91 s32  e1000_enable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg);
92 s32  e1000_disable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg);
93 s32  e1000_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
94 s32  e1000_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
95 void e1000_power_up_phy_copper(struct e1000_hw *hw);
96 void e1000_power_down_phy_copper(struct e1000_hw *hw);
97 s32  e1000_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
98 s32  e1000_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
99 s32  e1000_read_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 *data);
100 s32  e1000_write_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 data);
101 s32  e1000_read_sfp_data_byte(struct e1000_hw *hw, u16 offset, u8 *data);
102 s32  e1000_write_sfp_data_byte(struct e1000_hw *hw, u16 offset, u8 data);
103 s32  e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data);
104 s32  e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data);
105 s32  e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 *data);
106 s32  e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
107 s32  e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data);
108 s32  e1000_write_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 data);
109 s32  e1000_link_stall_workaround_hv(struct e1000_hw *hw);
110 s32  e1000_copper_link_setup_82577(struct e1000_hw *hw);
111 s32  e1000_check_polarity_82577(struct e1000_hw *hw);
112 s32  e1000_get_phy_info_82577(struct e1000_hw *hw);
113 s32  e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw);
114 s32  e1000_get_cable_length_82577(struct e1000_hw *hw);
115 
116 #define E1000_MAX_PHY_ADDR		8
117 
118 /* IGP01E1000 Specific Registers */
119 #define IGP01E1000_PHY_PORT_CONFIG	0x10 /* Port Config */
120 #define IGP01E1000_PHY_PORT_STATUS	0x11 /* Status */
121 #define IGP01E1000_PHY_PORT_CTRL	0x12 /* Control */
122 #define IGP01E1000_PHY_LINK_HEALTH	0x13 /* PHY Link Health */
123 #define IGP01E1000_GMII_FIFO		0x14 /* GMII FIFO */
124 #define IGP01E1000_PHY_CHANNEL_QUALITY	0x15 /* PHY Channel Quality */
125 #define IGP02E1000_PHY_POWER_MGMT	0x19 /* Power Management */
126 #define IGP01E1000_PHY_PAGE_SELECT	0x1F /* Page Select */
127 #define BM_PHY_PAGE_SELECT		22   /* Page Select for BM */
128 #define IGP_PAGE_SHIFT			5
129 #define PHY_REG_MASK			0x1F
130 
131 /* BM/HV Specific Registers */
132 #define BM_PORT_CTRL_PAGE		769
133 #define BM_PCIE_PAGE			770
134 #define BM_WUC_PAGE			800
135 #define BM_WUC_ADDRESS_OPCODE		0x11
136 #define BM_WUC_DATA_OPCODE		0x12
137 #define BM_WUC_ENABLE_PAGE		BM_PORT_CTRL_PAGE
138 #define BM_WUC_ENABLE_REG		17
139 #define BM_WUC_ENABLE_BIT		(1 << 2)
140 #define BM_WUC_HOST_WU_BIT		(1 << 4)
141 #define BM_WUC_ME_WU_BIT		(1 << 5)
142 
143 #define PHY_UPPER_SHIFT			21
144 #define BM_PHY_REG(page, reg) \
145 	(((reg) & MAX_PHY_REG_ADDRESS) |\
146 	 (((page) & 0xFFFF) << PHY_PAGE_SHIFT) |\
147 	 (((reg) & ~MAX_PHY_REG_ADDRESS) << (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)))
148 #define BM_PHY_REG_PAGE(offset) \
149 	((u16)(((offset) >> PHY_PAGE_SHIFT) & 0xFFFF))
150 #define BM_PHY_REG_NUM(offset) \
151 	((u16)(((offset) & MAX_PHY_REG_ADDRESS) |\
152 	 (((offset) >> (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)) &\
153 		~MAX_PHY_REG_ADDRESS)))
154 
155 #define HV_INTC_FC_PAGE_START		768
156 #define I82578_ADDR_REG			29
157 #define I82577_ADDR_REG			16
158 #define I82577_CFG_REG			22
159 #define I82577_CFG_ASSERT_CRS_ON_TX	(1 << 15)
160 #define I82577_CFG_ENABLE_DOWNSHIFT	(3 << 10) /* auto downshift 100/10 */
161 #define I82577_CTRL_REG			23
162 
163 /* 82577 specific PHY registers */
164 #define I82577_PHY_CTRL_2		18
165 #define I82577_PHY_LBK_CTRL		19
166 #define I82577_PHY_STATUS_2		26
167 #define I82577_PHY_DIAG_STATUS		31
168 
169 /* I82577 PHY Status 2 */
170 #define I82577_PHY_STATUS2_REV_POLARITY		0x0400
171 #define I82577_PHY_STATUS2_MDIX			0x0800
172 #define I82577_PHY_STATUS2_SPEED_MASK		0x0300
173 #define I82577_PHY_STATUS2_SPEED_1000MBPS	0x0200
174 #define I82577_PHY_STATUS2_SPEED_100MBPS	0x0100
175 
176 /* I82577 PHY Control 2 */
177 #define I82577_PHY_CTRL2_AUTO_MDIX		0x0400
178 #define I82577_PHY_CTRL2_FORCE_MDI_MDIX		0x0200
179 
180 /* I82577 PHY Diagnostics Status */
181 #define I82577_DSTATUS_CABLE_LENGTH		0x03FC
182 #define I82577_DSTATUS_CABLE_LENGTH_SHIFT	2
183 
184 /* 82580 PHY Power Management */
185 #define E1000_82580_PHY_POWER_MGMT	0xE14
186 #define E1000_82580_PM_SPD		0x0001 /* Smart Power Down */
187 #define E1000_82580_PM_D0_LPLU		0x0002 /* For D0a states */
188 #define E1000_82580_PM_D3_LPLU		0x0004 /* For all other states */
189 
190 /* BM PHY Copper Specific Control 1 */
191 #define BM_CS_CTRL1			16
192 #define BM_CS_CTRL1_ENERGY_DETECT	0x0300 /* Enable Energy Detect */
193 
194 /* BM PHY Copper Specific Status */
195 #define BM_CS_STATUS			17
196 #define BM_CS_STATUS_ENERGY_DETECT	0x0010 /* Energy Detect Status */
197 #define BM_CS_STATUS_LINK_UP		0x0400
198 #define BM_CS_STATUS_RESOLVED		0x0800
199 #define BM_CS_STATUS_SPEED_MASK		0xC000
200 #define BM_CS_STATUS_SPEED_1000		0x8000
201 
202 /* 82577 Mobile Phy Status Register */
203 #define HV_M_STATUS			26
204 #define HV_M_STATUS_AUTONEG_COMPLETE	0x1000
205 #define HV_M_STATUS_SPEED_MASK		0x0300
206 #define HV_M_STATUS_SPEED_1000		0x0200
207 #define HV_M_STATUS_LINK_UP		0x0040
208 
209 #define IGP01E1000_PHY_PCS_INIT_REG	0x00B4
210 #define IGP01E1000_PHY_POLARITY_MASK	0x0078
211 
212 #define IGP01E1000_PSCR_AUTO_MDIX	0x1000
213 #define IGP01E1000_PSCR_FORCE_MDI_MDIX	0x2000 /* 0=MDI, 1=MDIX */
214 
215 #define IGP01E1000_PSCFR_SMART_SPEED	0x0080
216 
217 /* Enable flexible speed on link-up */
218 #define IGP01E1000_GMII_FLEX_SPD	0x0010
219 #define IGP01E1000_GMII_SPD		0x0020 /* Enable SPD */
220 
221 #define IGP02E1000_PM_SPD		0x0001 /* Smart Power Down */
222 #define IGP02E1000_PM_D0_LPLU		0x0002 /* For D0a states */
223 #define IGP02E1000_PM_D3_LPLU		0x0004 /* For all other states */
224 
225 #define IGP01E1000_PLHR_SS_DOWNGRADE	0x8000
226 
227 #define IGP01E1000_PSSR_POLARITY_REVERSED	0x0002
228 #define IGP01E1000_PSSR_MDIX		0x0800
229 #define IGP01E1000_PSSR_SPEED_MASK	0xC000
230 #define IGP01E1000_PSSR_SPEED_1000MBPS	0xC000
231 
232 #define IGP02E1000_PHY_CHANNEL_NUM	4
233 #define IGP02E1000_PHY_AGC_A		0x11B1
234 #define IGP02E1000_PHY_AGC_B		0x12B1
235 #define IGP02E1000_PHY_AGC_C		0x14B1
236 #define IGP02E1000_PHY_AGC_D		0x18B1
237 
238 #define IGP02E1000_AGC_LENGTH_SHIFT	9   /* Course - 15:13, Fine - 12:9 */
239 #define IGP02E1000_AGC_LENGTH_MASK	0x7F
240 #define IGP02E1000_AGC_RANGE		15
241 
242 #define IGP03E1000_PHY_MISC_CTRL	0x1B
243 #define IGP03E1000_PHY_MISC_DUPLEX_MANUAL_SET	0x1000 /* Manually Set Duplex */
244 
245 #define E1000_CABLE_LENGTH_UNDEFINED	0xFF
246 
247 #define E1000_KMRNCTRLSTA_OFFSET	0x001F0000
248 #define E1000_KMRNCTRLSTA_OFFSET_SHIFT	16
249 #define E1000_KMRNCTRLSTA_REN		0x00200000
250 #define E1000_KMRNCTRLSTA_CTRL_OFFSET	0x1    /* Kumeran Control */
251 #define E1000_KMRNCTRLSTA_DIAG_OFFSET	0x3    /* Kumeran Diagnostic */
252 #define E1000_KMRNCTRLSTA_TIMEOUTS	0x4    /* Kumeran Timeouts */
253 #define E1000_KMRNCTRLSTA_INBAND_PARAM	0x9    /* Kumeran InBand Parameters */
254 #define E1000_KMRNCTRLSTA_IBIST_DISABLE	0x0200 /* Kumeran IBIST Disable */
255 #define E1000_KMRNCTRLSTA_DIAG_NELPBK	0x1000 /* Nearend Loopback mode */
256 #define E1000_KMRNCTRLSTA_K1_CONFIG	0x7
257 #define E1000_KMRNCTRLSTA_K1_ENABLE	0x0002
258 #define E1000_KMRNCTRLSTA_HD_CTRL	0x10   /* Kumeran HD Control */
259 
260 #define IFE_PHY_EXTENDED_STATUS_CONTROL	0x10
261 #define IFE_PHY_SPECIAL_CONTROL		0x11 /* 100BaseTx PHY Special Control */
262 #define IFE_PHY_SPECIAL_CONTROL_LED	0x1B /* PHY Special and LED Control */
263 #define IFE_PHY_MDIX_CONTROL		0x1C /* MDI/MDI-X Control */
264 
265 /* IFE PHY Extended Status Control */
266 #define IFE_PESC_POLARITY_REVERSED	0x0100
267 
268 /* IFE PHY Special Control */
269 #define IFE_PSC_AUTO_POLARITY_DISABLE	0x0010
270 #define IFE_PSC_FORCE_POLARITY		0x0020
271 #define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN	0x0100
272 
273 /* IFE PHY Special Control and LED Control */
274 #define IFE_PSCL_PROBE_MODE		0x0020
275 #define IFE_PSCL_PROBE_LEDS_OFF		0x0006 /* Force LEDs 0 and 2 off */
276 #define IFE_PSCL_PROBE_LEDS_ON		0x0007 /* Force LEDs 0 and 2 on */
277 
278 /* IFE PHY MDIX Control */
279 #define IFE_PMC_MDIX_STATUS		0x0020 /* 1=MDI-X, 0=MDI */
280 #define IFE_PMC_FORCE_MDIX		0x0040 /* 1=force MDI-X, 0=force MDI */
281 #define IFE_PMC_AUTO_MDIX		0x0080 /* 1=enable auto, 0=disable */
282 
283 /* SFP modules ID memory locations */
284 #define E1000_SFF_IDENTIFIER_OFFSET	0x00
285 #define E1000_SFF_IDENTIFIER_SFF	0x02
286 #define E1000_SFF_IDENTIFIER_SFP	0x03
287 
288 #define E1000_SFF_ETH_FLAGS_OFFSET	0x06
289 /* Flags for SFP modules compatible with ETH up to 1Gb */
290 struct sfp_e1000_flags {
291 	u8 e1000_base_sx:1;
292 	u8 e1000_base_lx:1;
293 	u8 e1000_base_cx:1;
294 	u8 e1000_base_t:1;
295 	u8 e100_base_lx:1;
296 	u8 e100_base_fx:1;
297 	u8 e10_base_bx10:1;
298 	u8 e10_base_px:1;
299 };
300 
301 /* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */
302 #define E1000_SFF_VENDOR_OUI_TYCO	0x00407600
303 #define E1000_SFF_VENDOR_OUI_FTL	0x00906500
304 #define E1000_SFF_VENDOR_OUI_AVAGO	0x00176A00
305 #define E1000_SFF_VENDOR_OUI_INTEL	0x001B2100
306 
307 #endif
308