1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2018 Intel Corporation */
4 #ifndef _IGC_DEFINES_H_
5 #define _IGC_DEFINES_H_
7 #define IGC_CTRL_EXT_DRV_LOAD 0x10000000 /* Drv loaded bit for FW */
10 #define PCIE_DEVICE_CONTROL2 0x28
11 #define PCIE_DEVICE_CONTROL2_16ms 0x0005
13 /* Physical Func Reset Done Indication */
14 #define IGC_CTRL_EXT_LINK_MODE_MASK 0x00C00000
16 /* Loop limit on how long we wait for auto-negotiation to complete */
17 #define COPPER_LINK_UP_LIMIT 10
18 #define PHY_AUTO_NEG_LIMIT 45
19 #define PHY_FORCE_LIMIT 20
21 /* Number of 100 microseconds we wait for PCI Express master disable */
22 #define MASTER_DISABLE_TIMEOUT 800
23 /*Blocks new Master requests */
24 #define IGC_CTRL_GIO_MASTER_DISABLE 0x00000004
25 /* Status of Master requests. */
26 #define IGC_STATUS_GIO_MASTER_ENABLE 0x00080000
28 /* PCI Express Control */
29 #define IGC_GCR_CMPL_TMOUT_MASK 0x0000F000
30 #define IGC_GCR_CMPL_TMOUT_10ms 0x00001000
31 #define IGC_GCR_CMPL_TMOUT_RESEND 0x00010000
32 #define IGC_GCR_CAP_VER2 0x00040000
35 * Number of high/low register pairs in the RAR. The RAR (Receive Address
36 * Registers) holds the directed and multicast addresses that we monitor.
37 * Technically, we have 16 spots. However, we reserve one of these spots
38 * (RAR[15]) for our directed address used by controllers with
39 * manageability enabled, allowing us room for 15 multicast addresses.
41 #define IGC_RAH_AV 0x80000000 /* Receive descriptor valid */
42 #define IGC_RAH_POOL_1 0x00040000
43 #define IGC_RAL_MAC_ADDR_LEN 4
44 #define IGC_RAH_MAC_ADDR_LEN 2
50 #define IGC_ERR_CONFIG 3
51 #define IGC_ERR_PARAM 4
52 #define IGC_ERR_MAC_INIT 5
53 #define IGC_ERR_RESET 9
54 #define IGC_ERR_MASTER_REQUESTS_PENDING 10
55 #define IGC_ERR_BLK_PHY_RESET 12
56 #define IGC_ERR_SWFW_SYNC 13
59 #define IGC_CTRL_RST 0x04000000 /* Global reset */
61 #define IGC_CTRL_PHY_RST 0x80000000 /* PHY Reset */
62 #define IGC_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
63 #define IGC_CTRL_FRCSPD 0x00000800 /* Force Speed */
64 #define IGC_CTRL_FRCDPX 0x00001000 /* Force Duplex */
66 #define IGC_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
67 #define IGC_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
69 #define IGC_CONNSW_AUTOSENSE_EN 0x1
72 #define IGC_PBA_34K 0x0022
74 /* SW Semaphore Register */
75 #define IGC_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */
76 #define IGC_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */
78 /* SWFW_SYNC Definitions */
79 #define IGC_SWFW_EEP_SM 0x1
80 #define IGC_SWFW_PHY0_SM 0x2
82 /* Autoneg Advertisement Register */
83 #define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */
84 #define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */
85 #define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */
86 #define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */
87 #define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */
88 #define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */
90 /* Link Partner Ability Register (Base Page) */
91 #define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */
92 #define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */
94 /* 1000BASE-T Control Register */
95 #define CR_1000T_ASYM_PAUSE 0x0080 /* Advertise asymmetric pause bit */
96 #define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */
97 #define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */
99 /* 1000BASE-T Status Register */
100 #define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
101 #define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */
103 /* PHY GPY 211 registers */
104 #define STANDARD_AN_REG_MASK 0x0007 /* MMD */
105 #define ANEG_MULTIGBT_AN_CTRL 0x0020 /* MULTI GBT AN Control Register */
106 #define MMD_DEVADDR_SHIFT 16 /* Shift MMD to higher bits */
107 #define CR_2500T_FD_CAPS 0x0080 /* Advertise 2500T FD capability */
110 /* Number of milliseconds for NVM auto read done after MAC reset. */
111 #define AUTO_READ_DONE_TIMEOUT 10
112 #define IGC_EECD_AUTO_RD 0x00000200 /* NVM Auto Read done */
113 #define IGC_EECD_REQ 0x00000040 /* NVM Access Request */
114 #define IGC_EECD_GNT 0x00000080 /* NVM Access Grant */
115 /* NVM Addressing bits based on type 0=small, 1=large */
116 #define IGC_EECD_ADDR_BITS 0x00000400
117 #define IGC_NVM_GRANT_ATTEMPTS 1000 /* NVM # attempts to gain grant */
118 #define IGC_EECD_SIZE_EX_MASK 0x00007800 /* NVM Size */
119 #define IGC_EECD_SIZE_EX_SHIFT 11
120 #define IGC_EECD_FLUPD_I225 0x00800000 /* Update FLASH */
121 #define IGC_EECD_FLUDONE_I225 0x04000000 /* Update FLASH done*/
122 #define IGC_EECD_FLASH_DETECTED_I225 0x00080000 /* FLASH detected */
123 #define IGC_FLUDONE_ATTEMPTS 20000
124 #define IGC_EERD_EEWR_MAX_COUNT 512 /* buffered EEPROM words rw */
126 /* Offset to data in NVM read/write registers */
127 #define IGC_NVM_RW_REG_DATA 16
128 #define IGC_NVM_RW_REG_DONE 2 /* Offset to READ/WRITE done bit */
129 #define IGC_NVM_RW_REG_START 1 /* Start operation */
130 #define IGC_NVM_RW_ADDR_SHIFT 2 /* Shift to the address bits */
131 #define IGC_NVM_POLL_READ 0 /* Flag for polling for read complete */
133 /* NVM Word Offsets */
134 #define NVM_CHECKSUM_REG 0x003F
136 /* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
137 #define NVM_SUM 0xBABA
139 #define NVM_PBA_OFFSET_0 8
140 #define NVM_PBA_OFFSET_1 9
141 #define NVM_RESERVED_WORD 0xFFFF
142 #define NVM_PBA_PTR_GUARD 0xFAFA
143 #define NVM_WORD_SIZE_BASE_SHIFT 6
145 /* Collision related configuration parameters */
146 #define IGC_COLLISION_THRESHOLD 15
147 #define IGC_CT_SHIFT 4
148 #define IGC_COLLISION_DISTANCE 63
149 #define IGC_COLD_SHIFT 12
152 #define IGC_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
153 #define IGC_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
154 #define IGC_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
155 #define IGC_STATUS_FUNC_SHIFT 2
156 #define IGC_STATUS_FUNC_1 0x00000004 /* Function 1 */
157 #define IGC_STATUS_TXOFF 0x00000010 /* transmission paused */
158 #define IGC_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
159 #define IGC_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
160 #define IGC_STATUS_SPEED_2500 0x00400000 /* Speed 2.5Gb/s */
163 #define SPEED_100 100
164 #define SPEED_1000 1000
165 #define SPEED_2500 2500
166 #define HALF_DUPLEX 1
167 #define FULL_DUPLEX 2
169 /* 1Gbps and 2.5Gbps half duplex is not supported, nor spec-compliant. */
170 #define ADVERTISE_10_HALF 0x0001
171 #define ADVERTISE_10_FULL 0x0002
172 #define ADVERTISE_100_HALF 0x0004
173 #define ADVERTISE_100_FULL 0x0008
174 #define ADVERTISE_1000_HALF 0x0010 /* Not used, just FYI */
175 #define ADVERTISE_1000_FULL 0x0020
176 #define ADVERTISE_2500_HALF 0x0040 /* Not used, just FYI */
177 #define ADVERTISE_2500_FULL 0x0080
179 #define IGC_ALL_SPEED_DUPLEX_2500 ( \
180 ADVERTISE_10_HALF | ADVERTISE_10_FULL | ADVERTISE_100_HALF | \
181 ADVERTISE_100_FULL | ADVERTISE_1000_FULL | ADVERTISE_2500_FULL)
183 #define AUTONEG_ADVERTISE_SPEED_DEFAULT_2500 IGC_ALL_SPEED_DUPLEX_2500
185 /* Interrupt Cause Read */
186 #define IGC_ICR_TXDW BIT(0) /* Transmit desc written back */
187 #define IGC_ICR_TXQE BIT(1) /* Transmit Queue empty */
188 #define IGC_ICR_LSC BIT(2) /* Link Status Change */
189 #define IGC_ICR_RXSEQ BIT(3) /* Rx sequence error */
190 #define IGC_ICR_RXDMT0 BIT(4) /* Rx desc min. threshold (0) */
191 #define IGC_ICR_RXO BIT(6) /* Rx overrun */
192 #define IGC_ICR_RXT0 BIT(7) /* Rx timer intr (ring 0) */
193 #define IGC_ICR_DRSTA BIT(30) /* Device Reset Asserted */
195 /* If this bit asserted, the driver should claim the interrupt */
196 #define IGC_ICR_INT_ASSERTED BIT(31)
198 #define IGC_ICS_RXT0 IGC_ICR_RXT0 /* Rx timer intr */
200 #define IMS_ENABLE_MASK ( \
207 /* Interrupt Mask Set */
208 #define IGC_IMS_TXDW IGC_ICR_TXDW /* Tx desc written back */
209 #define IGC_IMS_RXSEQ IGC_ICR_RXSEQ /* Rx sequence error */
210 #define IGC_IMS_LSC IGC_ICR_LSC /* Link Status Change */
211 #define IGC_IMS_DOUTSYNC IGC_ICR_DOUTSYNC /* NIC DMA out of sync */
212 #define IGC_IMS_DRSTA IGC_ICR_DRSTA /* Device Reset Asserted */
213 #define IGC_IMS_RXT0 IGC_ICR_RXT0 /* Rx timer intr */
214 #define IGC_IMS_RXDMT0 IGC_ICR_RXDMT0 /* Rx desc min. threshold */
216 #define IGC_QVECTOR_MASK 0x7FFC /* Q-vector mask */
217 #define IGC_ITR_VAL_MASK 0x04 /* ITR value mask */
219 /* Interrupt Cause Set */
220 #define IGC_ICS_LSC IGC_ICR_LSC /* Link Status Change */
221 #define IGC_ICS_RXDMT0 IGC_ICR_RXDMT0 /* rx desc min. threshold */
222 #define IGC_ICS_DRSTA IGC_ICR_DRSTA /* Device Reset Aserted */
224 #define IGC_ICR_DOUTSYNC 0x10000000 /* NIC DMA out of sync */
225 #define IGC_EITR_CNT_IGNR 0x80000000 /* Don't reset counters on write */
226 #define IGC_IVAR_VALID 0x80
227 #define IGC_GPIE_NSICR 0x00000001
228 #define IGC_GPIE_MSIX_MODE 0x00000010
229 #define IGC_GPIE_EIAME 0x40000000
230 #define IGC_GPIE_PBA 0x80000000
232 /* Transmit Descriptor bit definitions */
233 #define IGC_TXD_DTYP_D 0x00100000 /* Data Descriptor */
234 #define IGC_TXD_DTYP_C 0x00000000 /* Context Descriptor */
235 #define IGC_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
236 #define IGC_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
237 #define IGC_TXD_CMD_EOP 0x01000000 /* End of Packet */
238 #define IGC_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
239 #define IGC_TXD_CMD_IC 0x04000000 /* Insert Checksum */
240 #define IGC_TXD_CMD_RS 0x08000000 /* Report Status */
241 #define IGC_TXD_CMD_RPS 0x10000000 /* Report Packet Sent */
242 #define IGC_TXD_CMD_DEXT 0x20000000 /* Desc extension (0 = legacy) */
243 #define IGC_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */
244 #define IGC_TXD_CMD_IDE 0x80000000 /* Enable Tidv register */
245 #define IGC_TXD_STAT_DD 0x00000001 /* Descriptor Done */
246 #define IGC_TXD_STAT_EC 0x00000002 /* Excess Collisions */
247 #define IGC_TXD_STAT_LC 0x00000004 /* Late Collisions */
248 #define IGC_TXD_STAT_TU 0x00000008 /* Transmit underrun */
249 #define IGC_TXD_CMD_TCP 0x01000000 /* TCP packet */
250 #define IGC_TXD_CMD_IP 0x02000000 /* IP packet */
251 #define IGC_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */
252 #define IGC_TXD_STAT_TC 0x00000004 /* Tx Underrun */
253 #define IGC_TXD_EXTCMD_TSTAMP 0x00000010 /* IEEE1588 Timestamp packet */
255 /* Transmit Control */
256 #define IGC_TCTL_EN 0x00000002 /* enable Tx */
257 #define IGC_TCTL_PSP 0x00000008 /* pad short packets */
258 #define IGC_TCTL_CT 0x00000ff0 /* collision threshold */
259 #define IGC_TCTL_COLD 0x003ff000 /* collision distance */
260 #define IGC_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
261 #define IGC_TCTL_MULR 0x10000000 /* Multiple request support */
263 #define IGC_CT_SHIFT 4
264 #define IGC_COLLISION_THRESHOLD 15
266 /* Flow Control Constants */
267 #define FLOW_CONTROL_ADDRESS_LOW 0x00C28001
268 #define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
269 #define FLOW_CONTROL_TYPE 0x8808
270 /* Enable XON frame transmission */
271 #define IGC_FCRTL_XONE 0x80000000
273 /* Management Control */
274 #define IGC_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
275 #define IGC_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */
277 /* Receive Control */
278 #define IGC_RCTL_RST 0x00000001 /* Software reset */
279 #define IGC_RCTL_EN 0x00000002 /* enable */
280 #define IGC_RCTL_SBP 0x00000004 /* store bad packet */
281 #define IGC_RCTL_UPE 0x00000008 /* unicast promisc enable */
282 #define IGC_RCTL_MPE 0x00000010 /* multicast promisc enable */
283 #define IGC_RCTL_LPE 0x00000020 /* long packet enable */
284 #define IGC_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
285 #define IGC_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
287 #define IGC_RCTL_RDMTS_HALF 0x00000000 /* Rx desc min thresh size */
288 #define IGC_RCTL_BAM 0x00008000 /* broadcast enable */
290 /* Receive Descriptor bit definitions */
291 #define IGC_RXD_STAT_EOP 0x02 /* End of Packet */
293 #define IGC_RXDEXT_STATERR_CE 0x01000000
294 #define IGC_RXDEXT_STATERR_SE 0x02000000
295 #define IGC_RXDEXT_STATERR_SEQ 0x04000000
296 #define IGC_RXDEXT_STATERR_CXE 0x10000000
297 #define IGC_RXDEXT_STATERR_TCPE 0x20000000
298 #define IGC_RXDEXT_STATERR_IPE 0x40000000
299 #define IGC_RXDEXT_STATERR_RXE 0x80000000
301 /* Same mask, but for extended and packet split descriptors */
302 #define IGC_RXDEXT_ERR_FRAME_ERR_MASK ( \
303 IGC_RXDEXT_STATERR_CE | \
304 IGC_RXDEXT_STATERR_SE | \
305 IGC_RXDEXT_STATERR_SEQ | \
306 IGC_RXDEXT_STATERR_CXE | \
307 IGC_RXDEXT_STATERR_RXE)
309 /* Header split receive */
310 #define IGC_RFCTL_IPV6_EX_DIS 0x00010000
311 #define IGC_RFCTL_LEF 0x00040000
313 #define IGC_RCTL_SZ_256 0x00030000 /* Rx buffer size 256 */
315 #define IGC_RCTL_MO_SHIFT 12 /* multicast offset shift */
316 #define IGC_RCTL_CFIEN 0x00080000 /* canonical form enable */
317 #define IGC_RCTL_DPF 0x00400000 /* discard pause frames */
318 #define IGC_RCTL_PMCF 0x00800000 /* pass MAC control frames */
319 #define IGC_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
321 #define I225_RXPBSIZE_DEFAULT 0x000000A2 /* RXPBSIZE default */
322 #define I225_TXPBSIZE_DEFAULT 0x04000014 /* TXPBSIZE default */
324 /* GPY211 - I225 defines */
325 #define GPY_MMD_MASK 0xFFFF0000
326 #define GPY_MMD_SHIFT 16
327 #define GPY_REG_MASK 0x0000FFFF
329 #define IGC_MMDAC_FUNC_DATA 0x4000 /* Data, no post increment */
331 /* MAC definitions */
332 #define IGC_FACTPS_MNGCG 0x20000000
333 #define IGC_FWSM_MODE_MASK 0xE
334 #define IGC_FWSM_MODE_SHIFT 1
336 /* Management Control */
337 #define IGC_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
338 #define IGC_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
341 #define PHY_REVISION_MASK 0xFFFFFFF0
342 #define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
343 #define IGC_GEN_POLL_TIMEOUT 1920
345 /* PHY Control Register */
346 #define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */
347 #define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
348 #define MII_CR_POWER_DOWN 0x0800 /* Power down */
349 #define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
350 #define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
351 #define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
352 #define MII_CR_SPEED_1000 0x0040
353 #define MII_CR_SPEED_100 0x2000
354 #define MII_CR_SPEED_10 0x0000
356 /* PHY Status Register */
357 #define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
358 #define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
360 /* PHY 1000 MII Register/Bit Definitions */
361 /* PHY Registers defined by IEEE */
362 #define PHY_CONTROL 0x00 /* Control Register */
363 #define PHY_STATUS 0x01 /* Status Register */
364 #define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
365 #define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
366 #define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
367 #define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
368 #define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
369 #define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
371 /* Bit definitions for valid PHY IDs. I = Integrated E = External */
372 #define I225_I_PHY_ID 0x67C9DC00
375 #define IGC_MDIC_DATA_MASK 0x0000FFFF
376 #define IGC_MDIC_REG_MASK 0x001F0000
377 #define IGC_MDIC_REG_SHIFT 16
378 #define IGC_MDIC_PHY_MASK 0x03E00000
379 #define IGC_MDIC_PHY_SHIFT 21
380 #define IGC_MDIC_OP_WRITE 0x04000000
381 #define IGC_MDIC_OP_READ 0x08000000
382 #define IGC_MDIC_READY 0x10000000
383 #define IGC_MDIC_INT_EN 0x20000000
384 #define IGC_MDIC_ERROR 0x40000000
385 #define IGC_MDIC_DEST 0x80000000
387 #define IGC_N0_QUEUE -1
389 #endif /* _IGC_DEFINES_H_ */