1 /******************************************************************************
2 
3   Copyright (c) 2001-2015, Intel Corporation
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5 
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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_read_i2c_byte_null(struct e1000_hw *hw, u8 byte_offset,
45 			     u8 dev_addr, u8 *data);
46 s32 e1000_write_i2c_byte_null(struct e1000_hw *hw, u8 byte_offset,
47 			      u8 dev_addr, u8 data);
48 s32  e1000_check_downshift_generic(struct e1000_hw *hw);
49 s32  e1000_check_polarity_m88(struct e1000_hw *hw);
50 s32  e1000_check_polarity_igp(struct e1000_hw *hw);
51 s32  e1000_check_polarity_ife(struct e1000_hw *hw);
52 s32  e1000_check_reset_block_generic(struct e1000_hw *hw);
53 s32  e1000_phy_setup_autoneg(struct e1000_hw *hw);
54 s32  e1000_copper_link_autoneg(struct e1000_hw *hw);
55 s32  e1000_copper_link_setup_igp(struct e1000_hw *hw);
56 s32  e1000_copper_link_setup_m88(struct e1000_hw *hw);
57 s32  e1000_copper_link_setup_m88_gen2(struct e1000_hw *hw);
58 s32  e1000_phy_force_speed_duplex_igp(struct e1000_hw *hw);
59 s32  e1000_phy_force_speed_duplex_m88(struct e1000_hw *hw);
60 s32  e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw);
61 s32  e1000_get_cable_length_m88(struct e1000_hw *hw);
62 s32  e1000_get_cable_length_m88_gen2(struct e1000_hw *hw);
63 s32  e1000_get_cable_length_igp_2(struct e1000_hw *hw);
64 s32  e1000_get_cfg_done_generic(struct e1000_hw *hw);
65 s32  e1000_get_phy_id(struct e1000_hw *hw);
66 s32  e1000_get_phy_info_igp(struct e1000_hw *hw);
67 s32  e1000_get_phy_info_m88(struct e1000_hw *hw);
68 s32  e1000_get_phy_info_ife(struct e1000_hw *hw);
69 s32  e1000_phy_sw_reset_generic(struct e1000_hw *hw);
70 void e1000_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
71 s32  e1000_phy_hw_reset_generic(struct e1000_hw *hw);
72 s32  e1000_phy_reset_dsp_generic(struct e1000_hw *hw);
73 s32  e1000_read_kmrn_reg_generic(struct e1000_hw *hw, u32 offset, u16 *data);
74 s32  e1000_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data);
75 s32  e1000_set_page_igp(struct e1000_hw *hw, u16 page);
76 s32  e1000_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
77 s32  e1000_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data);
78 s32  e1000_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data);
79 s32  e1000_set_d3_lplu_state_generic(struct e1000_hw *hw, bool active);
80 s32  e1000_setup_copper_link_generic(struct e1000_hw *hw);
81 s32  e1000_write_kmrn_reg_generic(struct e1000_hw *hw, u32 offset, u16 data);
82 s32  e1000_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data);
83 s32  e1000_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
84 s32  e1000_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data);
85 s32  e1000_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data);
86 s32  e1000_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
87 				u32 usec_interval, bool *success);
88 s32  e1000_phy_init_script_igp3(struct e1000_hw *hw);
89 enum e1000_phy_type e1000_get_phy_type_from_id(u32 phy_id);
90 s32  e1000_determine_phy_address(struct e1000_hw *hw);
91 s32  e1000_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data);
92 s32  e1000_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data);
93 s32  e1000_enable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg);
94 s32  e1000_disable_phy_wakeup_reg_access_bm(struct e1000_hw *hw, u16 *phy_reg);
95 s32  e1000_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
96 s32  e1000_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
97 void e1000_power_up_phy_copper(struct e1000_hw *hw);
98 void e1000_power_down_phy_copper(struct e1000_hw *hw);
99 s32  e1000_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
100 s32  e1000_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
101 s32  e1000_read_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 *data);
102 s32  e1000_write_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 data);
103 s32  e1000_read_sfp_data_byte(struct e1000_hw *hw, u16 offset, u8 *data);
104 s32  e1000_write_sfp_data_byte(struct e1000_hw *hw, u16 offset, u8 data);
105 s32  e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data);
106 s32  e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data);
107 s32  e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 *data);
108 s32  e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
109 s32  e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data);
110 s32  e1000_write_phy_reg_page_hv(struct e1000_hw *hw, u32 offset, u16 data);
111 s32  e1000_link_stall_workaround_hv(struct e1000_hw *hw);
112 s32  e1000_copper_link_setup_82577(struct e1000_hw *hw);
113 s32  e1000_check_polarity_82577(struct e1000_hw *hw);
114 s32  e1000_get_phy_info_82577(struct e1000_hw *hw);
115 s32  e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw);
116 s32  e1000_get_cable_length_82577(struct e1000_hw *hw);
117 s32  e1000_write_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 data);
118 s32  e1000_read_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 *data);
119 s32 e1000_read_phy_reg_mphy(struct e1000_hw *hw, u32 address, u32 *data);
120 s32 e1000_write_phy_reg_mphy(struct e1000_hw *hw, u32 address, u32 data,
121 			     bool line_override);
122 bool e1000_is_mphy_ready(struct e1000_hw *hw);
123 
124 #define E1000_MAX_PHY_ADDR		8
125 
126 /* IGP01E1000 Specific Registers */
127 #define IGP01E1000_PHY_PORT_CONFIG	0x10 /* Port Config */
128 #define IGP01E1000_PHY_PORT_STATUS	0x11 /* Status */
129 #define IGP01E1000_PHY_PORT_CTRL	0x12 /* Control */
130 #define IGP01E1000_PHY_LINK_HEALTH	0x13 /* PHY Link Health */
131 #define IGP01E1000_GMII_FIFO		0x14 /* GMII FIFO */
132 #define IGP02E1000_PHY_POWER_MGMT	0x19 /* Power Management */
133 #define IGP01E1000_PHY_PAGE_SELECT	0x1F /* Page Select */
134 #define BM_PHY_PAGE_SELECT		22   /* Page Select for BM */
135 #define IGP_PAGE_SHIFT			5
136 #define PHY_REG_MASK			0x1F
137 
138 /* GS40G - I210 PHY defines */
139 #define GS40G_PAGE_SELECT		0x16
140 #define GS40G_PAGE_SHIFT		16
141 #define GS40G_OFFSET_MASK		0xFFFF
142 #define GS40G_PAGE_2			0x20000
143 #define GS40G_MAC_REG2			0x15
144 #define GS40G_MAC_LB			0x4140
145 #define GS40G_MAC_SPEED_1G		0X0006
146 #define GS40G_COPPER_SPEC		0x0010
147 
148 /* BM/HV Specific Registers */
149 #define BM_PORT_CTRL_PAGE		769
150 #define BM_WUC_PAGE			800
151 #define BM_WUC_ADDRESS_OPCODE		0x11
152 #define BM_WUC_DATA_OPCODE		0x12
153 #define BM_WUC_ENABLE_PAGE		BM_PORT_CTRL_PAGE
154 #define BM_WUC_ENABLE_REG		17
155 #define BM_WUC_ENABLE_BIT		(1 << 2)
156 #define BM_WUC_HOST_WU_BIT		(1 << 4)
157 #define BM_WUC_ME_WU_BIT		(1 << 5)
158 
159 #define PHY_UPPER_SHIFT			21
160 #define BM_PHY_REG(page, reg) \
161 	(((reg) & MAX_PHY_REG_ADDRESS) |\
162 	 (((page) & 0xFFFF) << PHY_PAGE_SHIFT) |\
163 	 (((reg) & ~MAX_PHY_REG_ADDRESS) << (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)))
164 #define BM_PHY_REG_PAGE(offset) \
165 	((u16)(((offset) >> PHY_PAGE_SHIFT) & 0xFFFF))
166 #define BM_PHY_REG_NUM(offset) \
167 	((u16)(((offset) & MAX_PHY_REG_ADDRESS) |\
168 	 (((offset) >> (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)) &\
169 		~MAX_PHY_REG_ADDRESS)))
170 
171 #define HV_INTC_FC_PAGE_START		768
172 #define I82578_ADDR_REG			29
173 #define I82577_ADDR_REG			16
174 #define I82577_CFG_REG			22
175 #define I82577_CFG_ASSERT_CRS_ON_TX	(1 << 15)
176 #define I82577_CFG_ENABLE_DOWNSHIFT	(3 << 10) /* auto downshift */
177 #define I82577_CTRL_REG			23
178 
179 /* 82577 specific PHY registers */
180 #define I82577_PHY_CTRL_2		18
181 #define I82577_PHY_LBK_CTRL		19
182 #define I82577_PHY_STATUS_2		26
183 #define I82577_PHY_DIAG_STATUS		31
184 
185 /* I82577 PHY Status 2 */
186 #define I82577_PHY_STATUS2_REV_POLARITY		0x0400
187 #define I82577_PHY_STATUS2_MDIX			0x0800
188 #define I82577_PHY_STATUS2_SPEED_MASK		0x0300
189 #define I82577_PHY_STATUS2_SPEED_1000MBPS	0x0200
190 
191 /* I82577 PHY Control 2 */
192 #define I82577_PHY_CTRL2_MANUAL_MDIX		0x0200
193 #define I82577_PHY_CTRL2_AUTO_MDI_MDIX		0x0400
194 #define I82577_PHY_CTRL2_MDIX_CFG_MASK		0x0600
195 
196 /* I82577 PHY Diagnostics Status */
197 #define I82577_DSTATUS_CABLE_LENGTH		0x03FC
198 #define I82577_DSTATUS_CABLE_LENGTH_SHIFT	2
199 
200 /* 82580 PHY Power Management */
201 #define E1000_82580_PHY_POWER_MGMT	0xE14
202 #define E1000_82580_PM_SPD		0x0001 /* Smart Power Down */
203 #define E1000_82580_PM_D0_LPLU		0x0002 /* For D0a states */
204 #define E1000_82580_PM_D3_LPLU		0x0004 /* For all other states */
205 #define E1000_82580_PM_GO_LINKD		0x0020 /* Go Link Disconnect */
206 
207 #define E1000_MPHY_DIS_ACCESS		0x80000000 /* disable_access bit */
208 #define E1000_MPHY_ENA_ACCESS		0x40000000 /* enable_access bit */
209 #define E1000_MPHY_BUSY			0x00010000 /* busy bit */
210 #define E1000_MPHY_ADDRESS_FNC_OVERRIDE	0x20000000 /* fnc_override bit */
211 #define E1000_MPHY_ADDRESS_MASK		0x0000FFFF /* address mask */
212 
213 /* BM PHY Copper Specific Control 1 */
214 #define BM_CS_CTRL1			16
215 
216 /* BM PHY Copper Specific Status */
217 #define BM_CS_STATUS			17
218 #define BM_CS_STATUS_LINK_UP		0x0400
219 #define BM_CS_STATUS_RESOLVED		0x0800
220 #define BM_CS_STATUS_SPEED_MASK		0xC000
221 #define BM_CS_STATUS_SPEED_1000		0x8000
222 
223 /* 82577 Mobile Phy Status Register */
224 #define HV_M_STATUS			26
225 #define HV_M_STATUS_AUTONEG_COMPLETE	0x1000
226 #define HV_M_STATUS_SPEED_MASK		0x0300
227 #define HV_M_STATUS_SPEED_1000		0x0200
228 #define HV_M_STATUS_SPEED_100		0x0100
229 #define HV_M_STATUS_LINK_UP		0x0040
230 
231 #define IGP01E1000_PHY_PCS_INIT_REG	0x00B4
232 #define IGP01E1000_PHY_POLARITY_MASK	0x0078
233 
234 #define IGP01E1000_PSCR_AUTO_MDIX	0x1000
235 #define IGP01E1000_PSCR_FORCE_MDI_MDIX	0x2000 /* 0=MDI, 1=MDIX */
236 
237 #define IGP01E1000_PSCFR_SMART_SPEED	0x0080
238 
239 /* Enable flexible speed on link-up */
240 #define IGP01E1000_GMII_FLEX_SPD	0x0010
241 #define IGP01E1000_GMII_SPD		0x0020 /* Enable SPD */
242 
243 #define IGP02E1000_PM_SPD		0x0001 /* Smart Power Down */
244 #define IGP02E1000_PM_D0_LPLU		0x0002 /* For D0a states */
245 #define IGP02E1000_PM_D3_LPLU		0x0004 /* For all other states */
246 
247 #define IGP01E1000_PLHR_SS_DOWNGRADE	0x8000
248 
249 #define IGP01E1000_PSSR_POLARITY_REVERSED	0x0002
250 #define IGP01E1000_PSSR_MDIX		0x0800
251 #define IGP01E1000_PSSR_SPEED_MASK	0xC000
252 #define IGP01E1000_PSSR_SPEED_1000MBPS	0xC000
253 
254 #define IGP02E1000_PHY_CHANNEL_NUM	4
255 #define IGP02E1000_PHY_AGC_A		0x11B1
256 #define IGP02E1000_PHY_AGC_B		0x12B1
257 #define IGP02E1000_PHY_AGC_C		0x14B1
258 #define IGP02E1000_PHY_AGC_D		0x18B1
259 
260 #define IGP02E1000_AGC_LENGTH_SHIFT	9   /* Course=15:13, Fine=12:9 */
261 #define IGP02E1000_AGC_LENGTH_MASK	0x7F
262 #define IGP02E1000_AGC_RANGE		15
263 
264 #define E1000_CABLE_LENGTH_UNDEFINED	0xFF
265 
266 #define E1000_KMRNCTRLSTA_OFFSET	0x001F0000
267 #define E1000_KMRNCTRLSTA_OFFSET_SHIFT	16
268 #define E1000_KMRNCTRLSTA_REN		0x00200000
269 #define E1000_KMRNCTRLSTA_CTRL_OFFSET	0x1    /* Kumeran Control */
270 #define E1000_KMRNCTRLSTA_DIAG_OFFSET	0x3    /* Kumeran Diagnostic */
271 #define E1000_KMRNCTRLSTA_TIMEOUTS	0x4    /* Kumeran Timeouts */
272 #define E1000_KMRNCTRLSTA_INBAND_PARAM	0x9    /* Kumeran InBand Parameters */
273 #define E1000_KMRNCTRLSTA_IBIST_DISABLE	0x0200 /* Kumeran IBIST Disable */
274 #define E1000_KMRNCTRLSTA_DIAG_NELPBK	0x1000 /* Nearend Loopback mode */
275 #define E1000_KMRNCTRLSTA_K1_CONFIG	0x7
276 #define E1000_KMRNCTRLSTA_K1_ENABLE	0x0002 /* enable K1 */
277 #define E1000_KMRNCTRLSTA_HD_CTRL	0x10   /* Kumeran HD Control */
278 
279 #define IFE_PHY_EXTENDED_STATUS_CONTROL	0x10
280 #define IFE_PHY_SPECIAL_CONTROL		0x11 /* 100BaseTx PHY Special Ctrl */
281 #define IFE_PHY_SPECIAL_CONTROL_LED	0x1B /* PHY Special and LED Ctrl */
282 #define IFE_PHY_MDIX_CONTROL		0x1C /* MDI/MDI-X Control */
283 
284 /* IFE PHY Extended Status Control */
285 #define IFE_PESC_POLARITY_REVERSED	0x0100
286 
287 /* IFE PHY Special Control */
288 #define IFE_PSC_AUTO_POLARITY_DISABLE	0x0010
289 #define IFE_PSC_FORCE_POLARITY		0x0020
290 
291 /* IFE PHY Special Control and LED Control */
292 #define IFE_PSCL_PROBE_MODE		0x0020
293 #define IFE_PSCL_PROBE_LEDS_OFF		0x0006 /* Force LEDs 0 and 2 off */
294 #define IFE_PSCL_PROBE_LEDS_ON		0x0007 /* Force LEDs 0 and 2 on */
295 
296 /* IFE PHY MDIX Control */
297 #define IFE_PMC_MDIX_STATUS		0x0020 /* 1=MDI-X, 0=MDI */
298 #define IFE_PMC_FORCE_MDIX		0x0040 /* 1=force MDI-X, 0=force MDI */
299 #define IFE_PMC_AUTO_MDIX		0x0080 /* 1=enable auto, 0=disable */
300 
301 /* SFP modules ID memory locations */
302 #define E1000_SFF_IDENTIFIER_OFFSET	0x00
303 #define E1000_SFF_IDENTIFIER_SFF	0x02
304 #define E1000_SFF_IDENTIFIER_SFP	0x03
305 
306 #define E1000_SFF_ETH_FLAGS_OFFSET	0x06
307 /* Flags for SFP modules compatible with ETH up to 1Gb */
308 struct sfp_e1000_flags {
309 	u8 e1000_base_sx:1;
310 	u8 e1000_base_lx:1;
311 	u8 e1000_base_cx:1;
312 	u8 e1000_base_t:1;
313 	u8 e100_base_lx:1;
314 	u8 e100_base_fx:1;
315 	u8 e10_base_bx10:1;
316 	u8 e10_base_px:1;
317 };
318 
319 /* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */
320 #define E1000_SFF_VENDOR_OUI_TYCO	0x00407600
321 #define E1000_SFF_VENDOR_OUI_FTL	0x00906500
322 #define E1000_SFF_VENDOR_OUI_AVAGO	0x00176A00
323 #define E1000_SFF_VENDOR_OUI_INTEL	0x001B2100
324 
325 #endif
326