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1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright (c) 2018 Intel Corporation */
3
4#ifndef _IGC_DEFINES_H_
5#define _IGC_DEFINES_H_
6
7/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
8#define REQ_TX_DESCRIPTOR_MULTIPLE 8
9#define REQ_RX_DESCRIPTOR_MULTIPLE 8
10
11#define IGC_CTRL_EXT_SDP2_DIR 0x00000400 /* SDP2 Data direction */
12#define IGC_CTRL_EXT_SDP3_DIR 0x00000800 /* SDP3 Data direction */
13#define IGC_CTRL_EXT_DRV_LOAD 0x10000000 /* Drv loaded bit for FW */
14
15/* Definitions for power management and wakeup registers */
16/* Wake Up Control */
17#define IGC_WUC_PME_EN 0x00000002 /* PME Enable */
18
19/* Wake Up Filter Control */
20#define IGC_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
21#define IGC_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */
22#define IGC_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */
23#define IGC_WUFC_MC 0x00000008 /* Directed Multicast Wakeup Enable */
24#define IGC_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
25#define IGC_WUFC_FLEX_HQ BIT(14) /* Flex Filters Host Queuing */
26#define IGC_WUFC_FLX0 BIT(16) /* Flexible Filter 0 Enable */
27#define IGC_WUFC_FLX1 BIT(17) /* Flexible Filter 1 Enable */
28#define IGC_WUFC_FLX2 BIT(18) /* Flexible Filter 2 Enable */
29#define IGC_WUFC_FLX3 BIT(19) /* Flexible Filter 3 Enable */
30#define IGC_WUFC_FLX4 BIT(20) /* Flexible Filter 4 Enable */
31#define IGC_WUFC_FLX5 BIT(21) /* Flexible Filter 5 Enable */
32#define IGC_WUFC_FLX6 BIT(22) /* Flexible Filter 6 Enable */
33#define IGC_WUFC_FLX7 BIT(23) /* Flexible Filter 7 Enable */
34
35#define IGC_WUFC_FILTER_MASK GENMASK(23, 14)
36
37#define IGC_CTRL_ADVD3WUC 0x00100000 /* D3 WUC */
38
39/* Wake Up Status */
40#define IGC_WUS_EX 0x00000004 /* Directed Exact */
41#define IGC_WUS_ARPD 0x00000020 /* Directed ARP Request */
42#define IGC_WUS_IPV4 0x00000040 /* Directed IPv4 */
43#define IGC_WUS_IPV6 0x00000080 /* Directed IPv6 */
44#define IGC_WUS_NSD 0x00000400 /* Directed IPv6 Neighbor Solicitation */
45
46/* Packet types that are enabled for wake packet delivery */
47#define WAKE_PKT_WUS ( \
48 IGC_WUS_EX | \
49 IGC_WUS_ARPD | \
50 IGC_WUS_IPV4 | \
51 IGC_WUS_IPV6 | \
52 IGC_WUS_NSD)
53
54/* Wake Up Packet Length */
55#define IGC_WUPL_MASK 0x00000FFF
56
57/* Wake Up Packet Memory stores the first 128 bytes of the wake up packet */
58#define IGC_WUPM_BYTES 128
59
60/* Wakeup Filter Control Extended */
61#define IGC_WUFC_EXT_FLX8 BIT(8) /* Flexible Filter 8 Enable */
62#define IGC_WUFC_EXT_FLX9 BIT(9) /* Flexible Filter 9 Enable */
63#define IGC_WUFC_EXT_FLX10 BIT(10) /* Flexible Filter 10 Enable */
64#define IGC_WUFC_EXT_FLX11 BIT(11) /* Flexible Filter 11 Enable */
65#define IGC_WUFC_EXT_FLX12 BIT(12) /* Flexible Filter 12 Enable */
66#define IGC_WUFC_EXT_FLX13 BIT(13) /* Flexible Filter 13 Enable */
67#define IGC_WUFC_EXT_FLX14 BIT(14) /* Flexible Filter 14 Enable */
68#define IGC_WUFC_EXT_FLX15 BIT(15) /* Flexible Filter 15 Enable */
69#define IGC_WUFC_EXT_FLX16 BIT(16) /* Flexible Filter 16 Enable */
70#define IGC_WUFC_EXT_FLX17 BIT(17) /* Flexible Filter 17 Enable */
71#define IGC_WUFC_EXT_FLX18 BIT(18) /* Flexible Filter 18 Enable */
72#define IGC_WUFC_EXT_FLX19 BIT(19) /* Flexible Filter 19 Enable */
73#define IGC_WUFC_EXT_FLX20 BIT(20) /* Flexible Filter 20 Enable */
74#define IGC_WUFC_EXT_FLX21 BIT(21) /* Flexible Filter 21 Enable */
75#define IGC_WUFC_EXT_FLX22 BIT(22) /* Flexible Filter 22 Enable */
76#define IGC_WUFC_EXT_FLX23 BIT(23) /* Flexible Filter 23 Enable */
77#define IGC_WUFC_EXT_FLX24 BIT(24) /* Flexible Filter 24 Enable */
78#define IGC_WUFC_EXT_FLX25 BIT(25) /* Flexible Filter 25 Enable */
79#define IGC_WUFC_EXT_FLX26 BIT(26) /* Flexible Filter 26 Enable */
80#define IGC_WUFC_EXT_FLX27 BIT(27) /* Flexible Filter 27 Enable */
81#define IGC_WUFC_EXT_FLX28 BIT(28) /* Flexible Filter 28 Enable */
82#define IGC_WUFC_EXT_FLX29 BIT(29) /* Flexible Filter 29 Enable */
83#define IGC_WUFC_EXT_FLX30 BIT(30) /* Flexible Filter 30 Enable */
84#define IGC_WUFC_EXT_FLX31 BIT(31) /* Flexible Filter 31 Enable */
85
86#define IGC_WUFC_EXT_FILTER_MASK GENMASK(31, 8)
87
88/* Loop limit on how long we wait for auto-negotiation to complete */
89#define COPPER_LINK_UP_LIMIT 10
90#define PHY_AUTO_NEG_LIMIT 45
91
92/* Number of 100 microseconds we wait for PCI Express master disable */
93#define MASTER_DISABLE_TIMEOUT 800
94/*Blocks new Master requests */
95#define IGC_CTRL_GIO_MASTER_DISABLE 0x00000004
96/* Status of Master requests. */
97#define IGC_STATUS_GIO_MASTER_ENABLE 0x00080000
98
99/* Receive Address
100 * Number of high/low register pairs in the RAR. The RAR (Receive Address
101 * Registers) holds the directed and multicast addresses that we monitor.
102 * Technically, we have 16 spots. However, we reserve one of these spots
103 * (RAR[15]) for our directed address used by controllers with
104 * manageability enabled, allowing us room for 15 multicast addresses.
105 */
106#define IGC_RAH_RAH_MASK 0x0000FFFF
107#define IGC_RAH_ASEL_MASK 0x00030000
108#define IGC_RAH_ASEL_SRC_ADDR BIT(16)
109#define IGC_RAH_QSEL_MASK 0x000C0000
110#define IGC_RAH_QSEL_SHIFT 18
111#define IGC_RAH_QSEL_ENABLE BIT(28)
112#define IGC_RAH_AV 0x80000000 /* Receive descriptor valid */
113
114#define IGC_RAL_MAC_ADDR_LEN 4
115#define IGC_RAH_MAC_ADDR_LEN 2
116
117/* Error Codes */
118#define IGC_SUCCESS 0
119#define IGC_ERR_NVM 1
120#define IGC_ERR_PHY 2
121#define IGC_ERR_CONFIG 3
122#define IGC_ERR_PARAM 4
123#define IGC_ERR_MAC_INIT 5
124#define IGC_ERR_RESET 9
125#define IGC_ERR_MASTER_REQUESTS_PENDING 10
126#define IGC_ERR_BLK_PHY_RESET 12
127#define IGC_ERR_SWFW_SYNC 13
128
129/* Device Control */
130#define IGC_CTRL_RST 0x04000000 /* Global reset */
131
132#define IGC_CTRL_PHY_RST 0x80000000 /* PHY Reset */
133#define IGC_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
134#define IGC_CTRL_FRCSPD 0x00000800 /* Force Speed */
135#define IGC_CTRL_FRCDPX 0x00001000 /* Force Duplex */
136#define IGC_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */
137
138#define IGC_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
139#define IGC_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
140
141#define IGC_CTRL_SDP0_DIR 0x00400000 /* SDP0 Data direction */
142#define IGC_CTRL_SDP1_DIR 0x00800000 /* SDP1 Data direction */
143
144/* As per the EAS the maximum supported size is 9.5KB (9728 bytes) */
145#define MAX_JUMBO_FRAME_SIZE 0x2600
146
147/* PBA constants */
148#define IGC_PBA_34K 0x0022
149
150/* SW Semaphore Register */
151#define IGC_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */
152#define IGC_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */
153
154/* SWFW_SYNC Definitions */
155#define IGC_SWFW_EEP_SM 0x1
156#define IGC_SWFW_PHY0_SM 0x2
157
158/* Autoneg Advertisement Register */
159#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */
160#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */
161#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */
162#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */
163#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */
164#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */
165
166/* Link Partner Ability Register (Base Page) */
167#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */
168#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */
169
170/* 1000BASE-T Control Register */
171#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */
172#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */
173
174/* 1000BASE-T Status Register */
175#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
176
177/* PHY GPY 211 registers */
178#define STANDARD_AN_REG_MASK 0x0007 /* MMD */
179#define ANEG_MULTIGBT_AN_CTRL 0x0020 /* MULTI GBT AN Control Register */
180#define MMD_DEVADDR_SHIFT 16 /* Shift MMD to higher bits */
181#define CR_2500T_FD_CAPS 0x0080 /* Advertise 2500T FD capability */
182
183/* NVM Control */
184/* Number of milliseconds for NVM auto read done after MAC reset. */
185#define AUTO_READ_DONE_TIMEOUT 10
186#define IGC_EECD_AUTO_RD 0x00000200 /* NVM Auto Read done */
187#define IGC_EECD_REQ 0x00000040 /* NVM Access Request */
188#define IGC_EECD_GNT 0x00000080 /* NVM Access Grant */
189/* NVM Addressing bits based on type 0=small, 1=large */
190#define IGC_EECD_ADDR_BITS 0x00000400
191#define IGC_NVM_GRANT_ATTEMPTS 1000 /* NVM # attempts to gain grant */
192#define IGC_EECD_SIZE_EX_MASK 0x00007800 /* NVM Size */
193#define IGC_EECD_SIZE_EX_SHIFT 11
194#define IGC_EECD_FLUPD_I225 0x00800000 /* Update FLASH */
195#define IGC_EECD_FLUDONE_I225 0x04000000 /* Update FLASH done*/
196#define IGC_EECD_FLASH_DETECTED_I225 0x00080000 /* FLASH detected */
197#define IGC_FLUDONE_ATTEMPTS 20000
198#define IGC_EERD_EEWR_MAX_COUNT 512 /* buffered EEPROM words rw */
199
200/* Offset to data in NVM read/write registers */
201#define IGC_NVM_RW_REG_DATA 16
202#define IGC_NVM_RW_REG_DONE 2 /* Offset to READ/WRITE done bit */
203#define IGC_NVM_RW_REG_START 1 /* Start operation */
204#define IGC_NVM_RW_ADDR_SHIFT 2 /* Shift to the address bits */
205#define IGC_NVM_POLL_READ 0 /* Flag for polling for read complete */
206#define IGC_NVM_DEV_STARTER 5 /* Dev_starter Version */
207
208/* NVM Word Offsets */
209#define NVM_CHECKSUM_REG 0x003F
210
211/* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
212#define NVM_SUM 0xBABA
213#define NVM_WORD_SIZE_BASE_SHIFT 6
214
215/* Collision related configuration parameters */
216#define IGC_COLLISION_THRESHOLD 15
217#define IGC_CT_SHIFT 4
218#define IGC_COLLISION_DISTANCE 63
219#define IGC_COLD_SHIFT 12
220
221/* Device Status */
222#define IGC_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
223#define IGC_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
224#define IGC_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
225#define IGC_STATUS_FUNC_SHIFT 2
226#define IGC_STATUS_TXOFF 0x00000010 /* transmission paused */
227#define IGC_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
228#define IGC_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
229#define IGC_STATUS_SPEED_2500 0x00400000 /* Speed 2.5Gb/s */
230
231#define SPEED_10 10
232#define SPEED_100 100
233#define SPEED_1000 1000
234#define SPEED_2500 2500
235#define HALF_DUPLEX 1
236#define FULL_DUPLEX 2
237
238/* 1Gbps and 2.5Gbps half duplex is not supported, nor spec-compliant. */
239#define ADVERTISE_10_HALF 0x0001
240#define ADVERTISE_10_FULL 0x0002
241#define ADVERTISE_100_HALF 0x0004
242#define ADVERTISE_100_FULL 0x0008
243#define ADVERTISE_1000_HALF 0x0010 /* Not used, just FYI */
244#define ADVERTISE_1000_FULL 0x0020
245#define ADVERTISE_2500_HALF 0x0040 /* Not used, just FYI */
246#define ADVERTISE_2500_FULL 0x0080
247
248#define IGC_ALL_SPEED_DUPLEX_2500 ( \
249 ADVERTISE_10_HALF | ADVERTISE_10_FULL | ADVERTISE_100_HALF | \
250 ADVERTISE_100_FULL | ADVERTISE_1000_FULL | ADVERTISE_2500_FULL)
251
252#define AUTONEG_ADVERTISE_SPEED_DEFAULT_2500 IGC_ALL_SPEED_DUPLEX_2500
253
254/* Interrupt Cause Read */
255#define IGC_ICR_TXDW BIT(0) /* Transmit desc written back */
256#define IGC_ICR_TXQE BIT(1) /* Transmit Queue empty */
257#define IGC_ICR_LSC BIT(2) /* Link Status Change */
258#define IGC_ICR_RXSEQ BIT(3) /* Rx sequence error */
259#define IGC_ICR_RXDMT0 BIT(4) /* Rx desc min. threshold (0) */
260#define IGC_ICR_RXO BIT(6) /* Rx overrun */
261#define IGC_ICR_RXT0 BIT(7) /* Rx timer intr (ring 0) */
262#define IGC_ICR_TS BIT(19) /* Time Sync Interrupt */
263#define IGC_ICR_DRSTA BIT(30) /* Device Reset Asserted */
264
265/* If this bit asserted, the driver should claim the interrupt */
266#define IGC_ICR_INT_ASSERTED BIT(31)
267
268#define IGC_ICS_RXT0 IGC_ICR_RXT0 /* Rx timer intr */
269
270#define IMS_ENABLE_MASK ( \
271 IGC_IMS_RXT0 | \
272 IGC_IMS_TXDW | \
273 IGC_IMS_RXDMT0 | \
274 IGC_IMS_RXSEQ | \
275 IGC_IMS_LSC)
276
277/* Interrupt Mask Set */
278#define IGC_IMS_TXDW IGC_ICR_TXDW /* Tx desc written back */
279#define IGC_IMS_RXSEQ IGC_ICR_RXSEQ /* Rx sequence error */
280#define IGC_IMS_LSC IGC_ICR_LSC /* Link Status Change */
281#define IGC_IMS_DOUTSYNC IGC_ICR_DOUTSYNC /* NIC DMA out of sync */
282#define IGC_IMS_DRSTA IGC_ICR_DRSTA /* Device Reset Asserted */
283#define IGC_IMS_RXT0 IGC_ICR_RXT0 /* Rx timer intr */
284#define IGC_IMS_RXDMT0 IGC_ICR_RXDMT0 /* Rx desc min. threshold */
285#define IGC_IMS_TS IGC_ICR_TS /* Time Sync Interrupt */
286
287#define IGC_QVECTOR_MASK 0x7FFC /* Q-vector mask */
288#define IGC_ITR_VAL_MASK 0x04 /* ITR value mask */
289
290/* Interrupt Cause Set */
291#define IGC_ICS_LSC IGC_ICR_LSC /* Link Status Change */
292#define IGC_ICS_RXDMT0 IGC_ICR_RXDMT0 /* rx desc min. threshold */
293
294#define IGC_ICR_DOUTSYNC 0x10000000 /* NIC DMA out of sync */
295#define IGC_EITR_CNT_IGNR 0x80000000 /* Don't reset counters on write */
296#define IGC_IVAR_VALID 0x80
297#define IGC_GPIE_NSICR 0x00000001
298#define IGC_GPIE_MSIX_MODE 0x00000010
299#define IGC_GPIE_EIAME 0x40000000
300#define IGC_GPIE_PBA 0x80000000
301
302/* Receive Descriptor bit definitions */
303#define IGC_RXD_STAT_DD 0x01 /* Descriptor Done */
304
305/* Transmit Descriptor bit definitions */
306#define IGC_TXD_DTYP_D 0x00100000 /* Data Descriptor */
307#define IGC_TXD_DTYP_C 0x00000000 /* Context Descriptor */
308#define IGC_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
309#define IGC_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
310#define IGC_TXD_CMD_EOP 0x01000000 /* End of Packet */
311#define IGC_TXD_CMD_IC 0x04000000 /* Insert Checksum */
312#define IGC_TXD_CMD_DEXT 0x20000000 /* Desc extension (0 = legacy) */
313#define IGC_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */
314#define IGC_TXD_STAT_DD 0x00000001 /* Descriptor Done */
315#define IGC_TXD_CMD_TCP 0x01000000 /* TCP packet */
316#define IGC_TXD_CMD_IP 0x02000000 /* IP packet */
317#define IGC_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */
318#define IGC_TXD_EXTCMD_TSTAMP 0x00000010 /* IEEE1588 Timestamp packet */
319
320#define IGC_TXD_PTP2_TIMER_1 0x00000020
321
322/* IPSec Encrypt Enable */
323#define IGC_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */
324#define IGC_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */
325
326#define IGC_ADVTXD_TSN_CNTX_FIRST 0x00000080
327
328/* Transmit Control */
329#define IGC_TCTL_EN 0x00000002 /* enable Tx */
330#define IGC_TCTL_PSP 0x00000008 /* pad short packets */
331#define IGC_TCTL_CT 0x00000ff0 /* collision threshold */
332#define IGC_TCTL_COLD 0x003ff000 /* collision distance */
333#define IGC_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
334
335/* Flow Control Constants */
336#define FLOW_CONTROL_ADDRESS_LOW 0x00C28001
337#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
338#define FLOW_CONTROL_TYPE 0x8808
339/* Enable XON frame transmission */
340#define IGC_FCRTL_XONE 0x80000000
341
342/* Management Control */
343#define IGC_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
344#define IGC_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */
345
346/* Receive Control */
347#define IGC_RCTL_RST 0x00000001 /* Software reset */
348#define IGC_RCTL_EN 0x00000002 /* enable */
349#define IGC_RCTL_SBP 0x00000004 /* store bad packet */
350#define IGC_RCTL_UPE 0x00000008 /* unicast promisc enable */
351#define IGC_RCTL_MPE 0x00000010 /* multicast promisc enable */
352#define IGC_RCTL_LPE 0x00000020 /* long packet enable */
353#define IGC_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
354#define IGC_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
355
356#define IGC_RCTL_RDMTS_HALF 0x00000000 /* Rx desc min thresh size */
357#define IGC_RCTL_BAM 0x00008000 /* broadcast enable */
358
359/* Split Replication Receive Control */
360#define IGC_SRRCTL_TIMESTAMP 0x40000000
361#define IGC_SRRCTL_TIMER1SEL(timer) (((timer) & 0x3) << 14)
362#define IGC_SRRCTL_TIMER0SEL(timer) (((timer) & 0x3) << 17)
363
364/* Receive Descriptor bit definitions */
365#define IGC_RXD_STAT_EOP 0x02 /* End of Packet */
366#define IGC_RXD_STAT_IXSM 0x04 /* Ignore checksum */
367#define IGC_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */
368#define IGC_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
369#define IGC_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */
370
371#define IGC_RXDEXT_STATERR_LB 0x00040000
372
373/* Advanced Receive Descriptor bit definitions */
374#define IGC_RXDADV_STAT_TSIP 0x08000 /* timestamp in packet */
375
376#define IGC_RXDEXT_STATERR_L4E 0x20000000
377#define IGC_RXDEXT_STATERR_IPE 0x40000000
378#define IGC_RXDEXT_STATERR_RXE 0x80000000
379
380#define IGC_MRQC_RSS_FIELD_IPV4_TCP 0x00010000
381#define IGC_MRQC_RSS_FIELD_IPV4 0x00020000
382#define IGC_MRQC_RSS_FIELD_IPV6_TCP_EX 0x00040000
383#define IGC_MRQC_RSS_FIELD_IPV6 0x00100000
384#define IGC_MRQC_RSS_FIELD_IPV6_TCP 0x00200000
385
386/* Header split receive */
387#define IGC_RFCTL_IPV6_EX_DIS 0x00010000
388#define IGC_RFCTL_LEF 0x00040000
389
390#define IGC_RCTL_SZ_256 0x00030000 /* Rx buffer size 256 */
391
392#define IGC_RCTL_MO_SHIFT 12 /* multicast offset shift */
393#define IGC_RCTL_CFIEN 0x00080000 /* canonical form enable */
394#define IGC_RCTL_DPF 0x00400000 /* discard pause frames */
395#define IGC_RCTL_PMCF 0x00800000 /* pass MAC control frames */
396#define IGC_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
397
398#define I225_RXPBSIZE_DEFAULT 0x000000A2 /* RXPBSIZE default */
399#define I225_TXPBSIZE_DEFAULT 0x04000014 /* TXPBSIZE default */
400#define IGC_RXPBS_CFG_TS_EN 0x80000000 /* Timestamp in Rx buffer */
401
402#define IGC_TXPBSIZE_TSN 0x04145145 /* 5k bytes buffer for each queue */
403
404#define IGC_DTXMXPKTSZ_TSN 0x19 /* 1600 bytes of max TX DMA packet size */
405#define IGC_DTXMXPKTSZ_DEFAULT 0x98 /* 9728-byte Jumbo frames */
406
407/* Transmit Scheduling Latency */
408/* Latency between transmission scheduling (LaunchTime) and the time
409 * the packet is transmitted to the network in nanosecond.
410 */
411#define IGC_TXOFFSET_SPEED_10 0x000034BC
412#define IGC_TXOFFSET_SPEED_100 0x00000578
413#define IGC_TXOFFSET_SPEED_1000 0x0000012C
414#define IGC_TXOFFSET_SPEED_2500 0x00000578
415
416/* Time Sync Interrupt Causes */
417#define IGC_TSICR_SYS_WRAP BIT(0) /* SYSTIM Wrap around. */
418#define IGC_TSICR_TXTS BIT(1) /* Transmit Timestamp. */
419#define IGC_TSICR_TT0 BIT(3) /* Target Time 0 Trigger. */
420#define IGC_TSICR_TT1 BIT(4) /* Target Time 1 Trigger. */
421#define IGC_TSICR_AUTT0 BIT(5) /* Auxiliary Timestamp 0 Taken. */
422#define IGC_TSICR_AUTT1 BIT(6) /* Auxiliary Timestamp 1 Taken. */
423
424#define IGC_TSICR_INTERRUPTS IGC_TSICR_TXTS
425
426#define IGC_FTQF_VF_BP 0x00008000
427#define IGC_FTQF_1588_TIME_STAMP 0x08000000
428#define IGC_FTQF_MASK 0xF0000000
429#define IGC_FTQF_MASK_PROTO_BP 0x10000000
430
431/* Time Sync Receive Control bit definitions */
432#define IGC_TSYNCRXCTL_TYPE_MASK 0x0000000E /* Rx type mask */
433#define IGC_TSYNCRXCTL_TYPE_L2_V2 0x00
434#define IGC_TSYNCRXCTL_TYPE_L4_V1 0x02
435#define IGC_TSYNCRXCTL_TYPE_L2_L4_V2 0x04
436#define IGC_TSYNCRXCTL_TYPE_ALL 0x08
437#define IGC_TSYNCRXCTL_TYPE_EVENT_V2 0x0A
438#define IGC_TSYNCRXCTL_ENABLED 0x00000010 /* enable Rx timestamping */
439#define IGC_TSYNCRXCTL_SYSCFI 0x00000020 /* Sys clock frequency */
440#define IGC_TSYNCRXCTL_RXSYNSIG 0x00000400 /* Sample RX tstamp in PHY sop */
441
442/* Time Sync Receive Configuration */
443#define IGC_TSYNCRXCFG_PTP_V1_CTRLT_MASK 0x000000FF
444#define IGC_TSYNCRXCFG_PTP_V1_SYNC_MESSAGE 0x00
445#define IGC_TSYNCRXCFG_PTP_V1_DELAY_REQ_MESSAGE 0x01
446
447/* Immediate Interrupt Receive */
448#define IGC_IMIR_CLEAR_MASK 0xF001FFFF /* IMIR Reg Clear Mask */
449#define IGC_IMIR_PORT_BYPASS 0x20000 /* IMIR Port Bypass Bit */
450#define IGC_IMIR_PRIORITY_SHIFT 29 /* IMIR Priority Shift */
451#define IGC_IMIREXT_CLEAR_MASK 0x7FFFF /* IMIREXT Reg Clear Mask */
452
453/* Immediate Interrupt Receive Extended */
454#define IGC_IMIREXT_CTRL_BP 0x00080000 /* Bypass check of ctrl bits */
455#define IGC_IMIREXT_SIZE_BP 0x00001000 /* Packet size bypass */
456
457/* Time Sync Transmit Control bit definitions */
458#define IGC_TSYNCTXCTL_TXTT_0 0x00000001 /* Tx timestamp reg 0 valid */
459#define IGC_TSYNCTXCTL_TXTT_1 0x00000002 /* Tx timestamp reg 1 valid */
460#define IGC_TSYNCTXCTL_TXTT_2 0x00000004 /* Tx timestamp reg 2 valid */
461#define IGC_TSYNCTXCTL_TXTT_3 0x00000008 /* Tx timestamp reg 3 valid */
462#define IGC_TSYNCTXCTL_ENABLED 0x00000010 /* enable Tx timestamping */
463#define IGC_TSYNCTXCTL_MAX_ALLOWED_DLY_MASK 0x0000F000 /* max delay */
464#define IGC_TSYNCTXCTL_SYNC_COMP_ERR 0x20000000 /* sync err */
465#define IGC_TSYNCTXCTL_SYNC_COMP 0x40000000 /* sync complete */
466#define IGC_TSYNCTXCTL_START_SYNC 0x80000000 /* initiate sync */
467#define IGC_TSYNCTXCTL_TXSYNSIG 0x00000020 /* Sample TX tstamp in PHY sop */
468
469#define IGC_TSYNCTXCTL_TXTT_ANY ( \
470 IGC_TSYNCTXCTL_TXTT_0 | IGC_TSYNCTXCTL_TXTT_1 | \
471 IGC_TSYNCTXCTL_TXTT_2 | IGC_TSYNCTXCTL_TXTT_3)
472
473/* Timer selection bits */
474#define IGC_AUX_IO_TIMER_SEL_SYSTIM0 (0u << 30) /* Select SYSTIM0 for auxiliary time stamp */
475#define IGC_AUX_IO_TIMER_SEL_SYSTIM1 (1u << 30) /* Select SYSTIM1 for auxiliary time stamp */
476#define IGC_AUX_IO_TIMER_SEL_SYSTIM2 (2u << 30) /* Select SYSTIM2 for auxiliary time stamp */
477#define IGC_AUX_IO_TIMER_SEL_SYSTIM3 (3u << 30) /* Select SYSTIM3 for auxiliary time stamp */
478#define IGC_TT_IO_TIMER_SEL_SYSTIM0 (0u << 30) /* Select SYSTIM0 for target time stamp */
479#define IGC_TT_IO_TIMER_SEL_SYSTIM1 (1u << 30) /* Select SYSTIM1 for target time stamp */
480#define IGC_TT_IO_TIMER_SEL_SYSTIM2 (2u << 30) /* Select SYSTIM2 for target time stamp */
481#define IGC_TT_IO_TIMER_SEL_SYSTIM3 (3u << 30) /* Select SYSTIM3 for target time stamp */
482
483/* TSAUXC Configuration Bits */
484#define IGC_TSAUXC_EN_TT0 BIT(0) /* Enable target time 0. */
485#define IGC_TSAUXC_EN_TT1 BIT(1) /* Enable target time 1. */
486#define IGC_TSAUXC_EN_CLK0 BIT(2) /* Enable Configurable Frequency Clock 0. */
487#define IGC_TSAUXC_ST0 BIT(4) /* Start Clock 0 Toggle on Target Time 0. */
488#define IGC_TSAUXC_EN_CLK1 BIT(5) /* Enable Configurable Frequency Clock 1. */
489#define IGC_TSAUXC_ST1 BIT(7) /* Start Clock 1 Toggle on Target Time 1. */
490#define IGC_TSAUXC_EN_TS0 BIT(8) /* Enable hardware timestamp 0. */
491#define IGC_TSAUXC_AUTT0 BIT(9) /* Auxiliary Timestamp Taken. */
492#define IGC_TSAUXC_EN_TS1 BIT(10) /* Enable hardware timestamp 0. */
493#define IGC_TSAUXC_AUTT1 BIT(11) /* Auxiliary Timestamp Taken. */
494#define IGC_TSAUXC_PLSG BIT(17) /* Generate a pulse. */
495#define IGC_TSAUXC_DISABLE1 BIT(27) /* Disable SYSTIM0 Count Operation. */
496#define IGC_TSAUXC_DISABLE2 BIT(28) /* Disable SYSTIM1 Count Operation. */
497#define IGC_TSAUXC_DISABLE3 BIT(29) /* Disable SYSTIM2 Count Operation. */
498#define IGC_TSAUXC_DIS_TS_CLEAR BIT(30) /* Disable EN_TT0/1 auto clear. */
499#define IGC_TSAUXC_DISABLE0 BIT(31) /* Disable SYSTIM0 Count Operation. */
500
501/* SDP Configuration Bits */
502#define IGC_AUX0_SEL_SDP0 (0u << 0) /* Assign SDP0 to auxiliary time stamp 0. */
503#define IGC_AUX0_SEL_SDP1 (1u << 0) /* Assign SDP1 to auxiliary time stamp 0. */
504#define IGC_AUX0_SEL_SDP2 (2u << 0) /* Assign SDP2 to auxiliary time stamp 0. */
505#define IGC_AUX0_SEL_SDP3 (3u << 0) /* Assign SDP3 to auxiliary time stamp 0. */
506#define IGC_AUX0_TS_SDP_EN (1u << 2) /* Enable auxiliary time stamp trigger 0. */
507#define IGC_AUX1_SEL_SDP0 (0u << 3) /* Assign SDP0 to auxiliary time stamp 1. */
508#define IGC_AUX1_SEL_SDP1 (1u << 3) /* Assign SDP1 to auxiliary time stamp 1. */
509#define IGC_AUX1_SEL_SDP2 (2u << 3) /* Assign SDP2 to auxiliary time stamp 1. */
510#define IGC_AUX1_SEL_SDP3 (3u << 3) /* Assign SDP3 to auxiliary time stamp 1. */
511#define IGC_AUX1_TS_SDP_EN (1u << 5) /* Enable auxiliary time stamp trigger 1. */
512#define IGC_TS_SDP0_SEL_TT0 (0u << 6) /* Target time 0 is output on SDP0. */
513#define IGC_TS_SDP0_SEL_TT1 (1u << 6) /* Target time 1 is output on SDP0. */
514#define IGC_TS_SDP0_SEL_FC0 (2u << 6) /* Freq clock 0 is output on SDP0. */
515#define IGC_TS_SDP0_SEL_FC1 (3u << 6) /* Freq clock 1 is output on SDP0. */
516#define IGC_TS_SDP0_EN (1u << 8) /* SDP0 is assigned to Tsync. */
517#define IGC_TS_SDP1_SEL_TT0 (0u << 9) /* Target time 0 is output on SDP1. */
518#define IGC_TS_SDP1_SEL_TT1 (1u << 9) /* Target time 1 is output on SDP1. */
519#define IGC_TS_SDP1_SEL_FC0 (2u << 9) /* Freq clock 0 is output on SDP1. */
520#define IGC_TS_SDP1_SEL_FC1 (3u << 9) /* Freq clock 1 is output on SDP1. */
521#define IGC_TS_SDP1_EN (1u << 11) /* SDP1 is assigned to Tsync. */
522#define IGC_TS_SDP2_SEL_TT0 (0u << 12) /* Target time 0 is output on SDP2. */
523#define IGC_TS_SDP2_SEL_TT1 (1u << 12) /* Target time 1 is output on SDP2. */
524#define IGC_TS_SDP2_SEL_FC0 (2u << 12) /* Freq clock 0 is output on SDP2. */
525#define IGC_TS_SDP2_SEL_FC1 (3u << 12) /* Freq clock 1 is output on SDP2. */
526#define IGC_TS_SDP2_EN (1u << 14) /* SDP2 is assigned to Tsync. */
527#define IGC_TS_SDP3_SEL_TT0 (0u << 15) /* Target time 0 is output on SDP3. */
528#define IGC_TS_SDP3_SEL_TT1 (1u << 15) /* Target time 1 is output on SDP3. */
529#define IGC_TS_SDP3_SEL_FC0 (2u << 15) /* Freq clock 0 is output on SDP3. */
530#define IGC_TS_SDP3_SEL_FC1 (3u << 15) /* Freq clock 1 is output on SDP3. */
531#define IGC_TS_SDP3_EN (1u << 17) /* SDP3 is assigned to Tsync. */
532
533/* Transmit Scheduling */
534#define IGC_TQAVCTRL_TRANSMIT_MODE_TSN 0x00000001
535#define IGC_TQAVCTRL_ENHANCED_QAV 0x00000008
536#define IGC_TQAVCTRL_FUTSCDDIS 0x00000080
537
538#define IGC_TXQCTL_QUEUE_MODE_LAUNCHT 0x00000001
539#define IGC_TXQCTL_STRICT_CYCLE 0x00000002
540#define IGC_TXQCTL_STRICT_END 0x00000004
541#define IGC_TXQCTL_QAV_SEL_MASK 0x000000C0
542#define IGC_TXQCTL_QAV_SEL_CBS0 0x00000080
543#define IGC_TXQCTL_QAV_SEL_CBS1 0x000000C0
544
545#define IGC_TQAVCC_IDLESLOPE_MASK 0xFFFF
546#define IGC_TQAVCC_KEEP_CREDITS BIT(30)
547
548#define IGC_MAX_SR_QUEUES 2
549
550/* Receive Checksum Control */
551#define IGC_RXCSUM_CRCOFL 0x00000800 /* CRC32 offload enable */
552#define IGC_RXCSUM_PCSD 0x00002000 /* packet checksum disabled */
553
554/* PCIe PTM Control */
555#define IGC_PTM_CTRL_START_NOW BIT(29) /* Start PTM Now */
556#define IGC_PTM_CTRL_EN BIT(30) /* Enable PTM */
557#define IGC_PTM_CTRL_TRIG BIT(31) /* PTM Cycle trigger */
558#define IGC_PTM_CTRL_SHRT_CYC(usec) (((usec) & 0x3f) << 2)
559#define IGC_PTM_CTRL_PTM_TO(usec) (((usec) & 0xff) << 8)
560
561#define IGC_PTM_SHORT_CYC_DEFAULT 1 /* Default short cycle interval */
562#define IGC_PTM_CYC_TIME_DEFAULT 5 /* Default PTM cycle time */
563#define IGC_PTM_TIMEOUT_DEFAULT 255 /* Default timeout for PTM errors */
564
565/* PCIe Digital Delay */
566#define IGC_PCIE_DIG_DELAY_DEFAULT 0x01440000
567
568/* PCIe PHY Delay */
569#define IGC_PCIE_PHY_DELAY_DEFAULT 0x40900000
570
571#define IGC_TIMADJ_ADJUST_METH 0x40000000
572
573/* PCIe PTM Status */
574#define IGC_PTM_STAT_VALID BIT(0) /* PTM Status */
575#define IGC_PTM_STAT_RET_ERR BIT(1) /* Root port timeout */
576#define IGC_PTM_STAT_BAD_PTM_RES BIT(2) /* PTM Response msg instead of PTM Response Data */
577#define IGC_PTM_STAT_T4M1_OVFL BIT(3) /* T4 minus T1 overflow */
578#define IGC_PTM_STAT_ADJUST_1ST BIT(4) /* 1588 timer adjusted during 1st PTM cycle */
579#define IGC_PTM_STAT_ADJUST_CYC BIT(5) /* 1588 timer adjusted during non-1st PTM cycle */
580
581/* PCIe PTM Cycle Control */
582#define IGC_PTM_CYCLE_CTRL_CYC_TIME(msec) ((msec) & 0x3ff) /* PTM Cycle Time (msec) */
583#define IGC_PTM_CYCLE_CTRL_AUTO_CYC_EN BIT(31) /* PTM Cycle Control */
584
585/* GPY211 - I225 defines */
586#define GPY_MMD_MASK 0xFFFF0000
587#define GPY_MMD_SHIFT 16
588#define GPY_REG_MASK 0x0000FFFF
589
590#define IGC_MMDAC_FUNC_DATA 0x4000 /* Data, no post increment */
591
592/* MAC definitions */
593#define IGC_FACTPS_MNGCG 0x20000000
594#define IGC_FWSM_MODE_MASK 0xE
595#define IGC_FWSM_MODE_SHIFT 1
596
597/* Management Control */
598#define IGC_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
599#define IGC_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
600
601/* PHY */
602#define PHY_REVISION_MASK 0xFFFFFFF0
603#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
604#define IGC_GEN_POLL_TIMEOUT 1920
605
606/* PHY Control Register */
607#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
608#define MII_CR_POWER_DOWN 0x0800 /* Power down */
609#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
610
611/* PHY Status Register */
612#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
613#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
614#define IGC_PHY_RST_COMP 0x0100 /* Internal PHY reset completion */
615
616/* PHY 1000 MII Register/Bit Definitions */
617/* PHY Registers defined by IEEE */
618#define PHY_CONTROL 0x00 /* Control Register */
619#define PHY_STATUS 0x01 /* Status Register */
620#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
621#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
622#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
623#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
624#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
625#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
626
627/* MDI Control */
628#define IGC_MDIC_DATA_MASK 0x0000FFFF
629#define IGC_MDIC_REG_MASK 0x001F0000
630#define IGC_MDIC_REG_SHIFT 16
631#define IGC_MDIC_PHY_MASK 0x03E00000
632#define IGC_MDIC_PHY_SHIFT 21
633#define IGC_MDIC_OP_WRITE 0x04000000
634#define IGC_MDIC_OP_READ 0x08000000
635#define IGC_MDIC_READY 0x10000000
636#define IGC_MDIC_ERROR 0x40000000
637
638#define IGC_N0_QUEUE -1
639
640#define IGC_MAX_MAC_HDR_LEN 127
641#define IGC_MAX_NETWORK_HDR_LEN 511
642
643#define IGC_VLANPQF_QSEL(_n, q_idx) ((q_idx) << ((_n) * 4))
644#define IGC_VLANPQF_VALID(_n) (0x1 << (3 + (_n) * 4))
645#define IGC_VLANPQF_QUEUE_MASK 0x03
646
647#define IGC_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */
648#define IGC_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type:1=IPv4 */
649#define IGC_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet Type of TCP */
650#define IGC_ADVTXD_TUCMD_L4T_SCTP 0x00001000 /* L4 packet TYPE of SCTP */
651
652/* Maximum size of the MTA register table in all supported adapters */
653#define MAX_MTA_REG 128
654
655/* EEE defines */
656#define IGC_IPCNFG_EEE_2_5G_AN 0x00000010 /* IPCNFG EEE Ena 2.5G AN */
657#define IGC_IPCNFG_EEE_1G_AN 0x00000008 /* IPCNFG EEE Ena 1G AN */
658#define IGC_IPCNFG_EEE_100M_AN 0x00000004 /* IPCNFG EEE Ena 100M AN */
659#define IGC_EEER_EEE_NEG 0x20000000 /* EEE capability nego */
660#define IGC_EEER_TX_LPI_EN 0x00010000 /* EEER Tx LPI Enable */
661#define IGC_EEER_RX_LPI_EN 0x00020000 /* EEER Rx LPI Enable */
662#define IGC_EEER_LPI_FC 0x00040000 /* EEER Ena on Flow Cntrl */
663#define IGC_EEE_SU_LPI_CLK_STP 0x00800000 /* EEE LPI Clock Stop */
664
665/* LTR defines */
666#define IGC_LTRC_EEEMS_EN 0x00000020 /* Enable EEE LTR max send */
667#define IGC_RXPBS_SIZE_I225_MASK 0x0000003F /* Rx packet buffer size */
668#define IGC_TW_SYSTEM_1000_MASK 0x000000FF
669/* Minimum time for 100BASE-T where no data will be transmit following move out
670 * of EEE LPI Tx state
671 */
672#define IGC_TW_SYSTEM_100_MASK 0x0000FF00
673#define IGC_TW_SYSTEM_100_SHIFT 8
674/* Reg val to set scale to 1024 nsec */
675#define IGC_LTRMINV_SCALE_1024 2
676/* Reg val to set scale to 32768 nsec */
677#define IGC_LTRMINV_SCALE_32768 3
678/* Reg val to set scale to 1024 nsec */
679#define IGC_LTRMAXV_SCALE_1024 2
680/* Reg val to set scale to 32768 nsec */
681#define IGC_LTRMAXV_SCALE_32768 3
682#define IGC_LTRMINV_LTRV_MASK 0x000003FF /* LTR minimum value */
683#define IGC_LTRMAXV_LTRV_MASK 0x000003FF /* LTR maximum value */
684#define IGC_LTRMINV_LSNP_REQ 0x00008000 /* LTR Snoop Requirement */
685#define IGC_LTRMINV_SCALE_SHIFT 10
686#define IGC_LTRMAXV_LSNP_REQ 0x00008000 /* LTR Snoop Requirement */
687#define IGC_LTRMAXV_SCALE_SHIFT 10
688
689#endif /* _IGC_DEFINES_H_ */
1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright (c) 2018 Intel Corporation */
3
4#ifndef _IGC_DEFINES_H_
5#define _IGC_DEFINES_H_
6
7/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
8#define REQ_TX_DESCRIPTOR_MULTIPLE 8
9#define REQ_RX_DESCRIPTOR_MULTIPLE 8
10
11#define IGC_CTRL_EXT_DRV_LOAD 0x10000000 /* Drv loaded bit for FW */
12
13/* Definitions for power management and wakeup registers */
14/* Wake Up Control */
15#define IGC_WUC_PME_EN 0x00000002 /* PME Enable */
16
17/* Wake Up Filter Control */
18#define IGC_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
19#define IGC_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */
20#define IGC_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */
21#define IGC_WUFC_MC 0x00000008 /* Directed Multicast Wakeup Enable */
22#define IGC_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
23
24#define IGC_CTRL_ADVD3WUC 0x00100000 /* D3 WUC */
25
26/* Wake Up Status */
27#define IGC_WUS_EX 0x00000004 /* Directed Exact */
28#define IGC_WUS_ARPD 0x00000020 /* Directed ARP Request */
29#define IGC_WUS_IPV4 0x00000040 /* Directed IPv4 */
30#define IGC_WUS_IPV6 0x00000080 /* Directed IPv6 */
31#define IGC_WUS_NSD 0x00000400 /* Directed IPv6 Neighbor Solicitation */
32
33/* Packet types that are enabled for wake packet delivery */
34#define WAKE_PKT_WUS ( \
35 IGC_WUS_EX | \
36 IGC_WUS_ARPD | \
37 IGC_WUS_IPV4 | \
38 IGC_WUS_IPV6 | \
39 IGC_WUS_NSD)
40
41/* Wake Up Packet Length */
42#define IGC_WUPL_MASK 0x00000FFF
43
44/* Wake Up Packet Memory stores the first 128 bytes of the wake up packet */
45#define IGC_WUPM_BYTES 128
46
47/* Loop limit on how long we wait for auto-negotiation to complete */
48#define COPPER_LINK_UP_LIMIT 10
49#define PHY_AUTO_NEG_LIMIT 45
50
51/* Number of 100 microseconds we wait for PCI Express master disable */
52#define MASTER_DISABLE_TIMEOUT 800
53/*Blocks new Master requests */
54#define IGC_CTRL_GIO_MASTER_DISABLE 0x00000004
55/* Status of Master requests. */
56#define IGC_STATUS_GIO_MASTER_ENABLE 0x00080000
57
58/* Receive Address
59 * Number of high/low register pairs in the RAR. The RAR (Receive Address
60 * Registers) holds the directed and multicast addresses that we monitor.
61 * Technically, we have 16 spots. However, we reserve one of these spots
62 * (RAR[15]) for our directed address used by controllers with
63 * manageability enabled, allowing us room for 15 multicast addresses.
64 */
65#define IGC_RAH_RAH_MASK 0x0000FFFF
66#define IGC_RAH_ASEL_MASK 0x00030000
67#define IGC_RAH_ASEL_SRC_ADDR BIT(16)
68#define IGC_RAH_QSEL_MASK 0x000C0000
69#define IGC_RAH_QSEL_SHIFT 18
70#define IGC_RAH_QSEL_ENABLE BIT(28)
71#define IGC_RAH_AV 0x80000000 /* Receive descriptor valid */
72
73#define IGC_RAL_MAC_ADDR_LEN 4
74#define IGC_RAH_MAC_ADDR_LEN 2
75
76/* Error Codes */
77#define IGC_SUCCESS 0
78#define IGC_ERR_NVM 1
79#define IGC_ERR_PHY 2
80#define IGC_ERR_CONFIG 3
81#define IGC_ERR_PARAM 4
82#define IGC_ERR_MAC_INIT 5
83#define IGC_ERR_RESET 9
84#define IGC_ERR_MASTER_REQUESTS_PENDING 10
85#define IGC_ERR_BLK_PHY_RESET 12
86#define IGC_ERR_SWFW_SYNC 13
87
88/* Device Control */
89#define IGC_CTRL_DEV_RST 0x20000000 /* Device reset */
90
91#define IGC_CTRL_PHY_RST 0x80000000 /* PHY Reset */
92#define IGC_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
93#define IGC_CTRL_FRCSPD 0x00000800 /* Force Speed */
94#define IGC_CTRL_FRCDPX 0x00001000 /* Force Duplex */
95
96#define IGC_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
97#define IGC_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
98
99/* As per the EAS the maximum supported size is 9.5KB (9728 bytes) */
100#define MAX_JUMBO_FRAME_SIZE 0x2600
101
102/* PBA constants */
103#define IGC_PBA_34K 0x0022
104
105/* SW Semaphore Register */
106#define IGC_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */
107#define IGC_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */
108
109/* SWFW_SYNC Definitions */
110#define IGC_SWFW_EEP_SM 0x1
111#define IGC_SWFW_PHY0_SM 0x2
112
113/* Autoneg Advertisement Register */
114#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */
115#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */
116#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */
117#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */
118#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */
119#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */
120
121/* Link Partner Ability Register (Base Page) */
122#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */
123#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */
124
125/* 1000BASE-T Control Register */
126#define CR_1000T_ASYM_PAUSE 0x0080 /* Advertise asymmetric pause bit */
127#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */
128#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */
129
130/* 1000BASE-T Status Register */
131#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
132#define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */
133
134/* PHY GPY 211 registers */
135#define STANDARD_AN_REG_MASK 0x0007 /* MMD */
136#define ANEG_MULTIGBT_AN_CTRL 0x0020 /* MULTI GBT AN Control Register */
137#define MMD_DEVADDR_SHIFT 16 /* Shift MMD to higher bits */
138#define CR_2500T_FD_CAPS 0x0080 /* Advertise 2500T FD capability */
139
140/* NVM Control */
141/* Number of milliseconds for NVM auto read done after MAC reset. */
142#define AUTO_READ_DONE_TIMEOUT 10
143#define IGC_EECD_AUTO_RD 0x00000200 /* NVM Auto Read done */
144#define IGC_EECD_REQ 0x00000040 /* NVM Access Request */
145#define IGC_EECD_GNT 0x00000080 /* NVM Access Grant */
146/* NVM Addressing bits based on type 0=small, 1=large */
147#define IGC_EECD_ADDR_BITS 0x00000400
148#define IGC_NVM_GRANT_ATTEMPTS 1000 /* NVM # attempts to gain grant */
149#define IGC_EECD_SIZE_EX_MASK 0x00007800 /* NVM Size */
150#define IGC_EECD_SIZE_EX_SHIFT 11
151#define IGC_EECD_FLUPD_I225 0x00800000 /* Update FLASH */
152#define IGC_EECD_FLUDONE_I225 0x04000000 /* Update FLASH done*/
153#define IGC_EECD_FLASH_DETECTED_I225 0x00080000 /* FLASH detected */
154#define IGC_FLUDONE_ATTEMPTS 20000
155#define IGC_EERD_EEWR_MAX_COUNT 512 /* buffered EEPROM words rw */
156
157/* Offset to data in NVM read/write registers */
158#define IGC_NVM_RW_REG_DATA 16
159#define IGC_NVM_RW_REG_DONE 2 /* Offset to READ/WRITE done bit */
160#define IGC_NVM_RW_REG_START 1 /* Start operation */
161#define IGC_NVM_RW_ADDR_SHIFT 2 /* Shift to the address bits */
162#define IGC_NVM_POLL_READ 0 /* Flag for polling for read complete */
163
164/* NVM Word Offsets */
165#define NVM_CHECKSUM_REG 0x003F
166
167/* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
168#define NVM_SUM 0xBABA
169#define NVM_WORD_SIZE_BASE_SHIFT 6
170
171/* Collision related configuration parameters */
172#define IGC_COLLISION_THRESHOLD 15
173#define IGC_CT_SHIFT 4
174#define IGC_COLLISION_DISTANCE 63
175#define IGC_COLD_SHIFT 12
176
177/* Device Status */
178#define IGC_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
179#define IGC_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
180#define IGC_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
181#define IGC_STATUS_FUNC_SHIFT 2
182#define IGC_STATUS_FUNC_1 0x00000004 /* Function 1 */
183#define IGC_STATUS_TXOFF 0x00000010 /* transmission paused */
184#define IGC_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
185#define IGC_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
186#define IGC_STATUS_SPEED_2500 0x00400000 /* Speed 2.5Gb/s */
187
188#define SPEED_10 10
189#define SPEED_100 100
190#define SPEED_1000 1000
191#define SPEED_2500 2500
192#define HALF_DUPLEX 1
193#define FULL_DUPLEX 2
194
195/* 1Gbps and 2.5Gbps half duplex is not supported, nor spec-compliant. */
196#define ADVERTISE_10_HALF 0x0001
197#define ADVERTISE_10_FULL 0x0002
198#define ADVERTISE_100_HALF 0x0004
199#define ADVERTISE_100_FULL 0x0008
200#define ADVERTISE_1000_HALF 0x0010 /* Not used, just FYI */
201#define ADVERTISE_1000_FULL 0x0020
202#define ADVERTISE_2500_HALF 0x0040 /* Not used, just FYI */
203#define ADVERTISE_2500_FULL 0x0080
204
205#define IGC_ALL_SPEED_DUPLEX_2500 ( \
206 ADVERTISE_10_HALF | ADVERTISE_10_FULL | ADVERTISE_100_HALF | \
207 ADVERTISE_100_FULL | ADVERTISE_1000_FULL | ADVERTISE_2500_FULL)
208
209#define AUTONEG_ADVERTISE_SPEED_DEFAULT_2500 IGC_ALL_SPEED_DUPLEX_2500
210
211/* Interrupt Cause Read */
212#define IGC_ICR_TXDW BIT(0) /* Transmit desc written back */
213#define IGC_ICR_TXQE BIT(1) /* Transmit Queue empty */
214#define IGC_ICR_LSC BIT(2) /* Link Status Change */
215#define IGC_ICR_RXSEQ BIT(3) /* Rx sequence error */
216#define IGC_ICR_RXDMT0 BIT(4) /* Rx desc min. threshold (0) */
217#define IGC_ICR_RXO BIT(6) /* Rx overrun */
218#define IGC_ICR_RXT0 BIT(7) /* Rx timer intr (ring 0) */
219#define IGC_ICR_TS BIT(19) /* Time Sync Interrupt */
220#define IGC_ICR_DRSTA BIT(30) /* Device Reset Asserted */
221
222/* If this bit asserted, the driver should claim the interrupt */
223#define IGC_ICR_INT_ASSERTED BIT(31)
224
225#define IGC_ICS_RXT0 IGC_ICR_RXT0 /* Rx timer intr */
226
227#define IMS_ENABLE_MASK ( \
228 IGC_IMS_RXT0 | \
229 IGC_IMS_TXDW | \
230 IGC_IMS_RXDMT0 | \
231 IGC_IMS_RXSEQ | \
232 IGC_IMS_LSC)
233
234/* Interrupt Mask Set */
235#define IGC_IMS_TXDW IGC_ICR_TXDW /* Tx desc written back */
236#define IGC_IMS_RXSEQ IGC_ICR_RXSEQ /* Rx sequence error */
237#define IGC_IMS_LSC IGC_ICR_LSC /* Link Status Change */
238#define IGC_IMS_DOUTSYNC IGC_ICR_DOUTSYNC /* NIC DMA out of sync */
239#define IGC_IMS_DRSTA IGC_ICR_DRSTA /* Device Reset Asserted */
240#define IGC_IMS_RXT0 IGC_ICR_RXT0 /* Rx timer intr */
241#define IGC_IMS_RXDMT0 IGC_ICR_RXDMT0 /* Rx desc min. threshold */
242#define IGC_IMS_TS IGC_ICR_TS /* Time Sync Interrupt */
243
244#define IGC_QVECTOR_MASK 0x7FFC /* Q-vector mask */
245#define IGC_ITR_VAL_MASK 0x04 /* ITR value mask */
246
247/* Interrupt Cause Set */
248#define IGC_ICS_LSC IGC_ICR_LSC /* Link Status Change */
249#define IGC_ICS_RXDMT0 IGC_ICR_RXDMT0 /* rx desc min. threshold */
250
251#define IGC_ICR_DOUTSYNC 0x10000000 /* NIC DMA out of sync */
252#define IGC_EITR_CNT_IGNR 0x80000000 /* Don't reset counters on write */
253#define IGC_IVAR_VALID 0x80
254#define IGC_GPIE_NSICR 0x00000001
255#define IGC_GPIE_MSIX_MODE 0x00000010
256#define IGC_GPIE_EIAME 0x40000000
257#define IGC_GPIE_PBA 0x80000000
258
259/* Receive Descriptor bit definitions */
260#define IGC_RXD_STAT_DD 0x01 /* Descriptor Done */
261
262/* Transmit Descriptor bit definitions */
263#define IGC_TXD_DTYP_D 0x00100000 /* Data Descriptor */
264#define IGC_TXD_DTYP_C 0x00000000 /* Context Descriptor */
265#define IGC_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
266#define IGC_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
267#define IGC_TXD_CMD_EOP 0x01000000 /* End of Packet */
268#define IGC_TXD_CMD_IC 0x04000000 /* Insert Checksum */
269#define IGC_TXD_CMD_DEXT 0x20000000 /* Desc extension (0 = legacy) */
270#define IGC_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */
271#define IGC_TXD_STAT_DD 0x00000001 /* Descriptor Done */
272#define IGC_TXD_CMD_TCP 0x01000000 /* TCP packet */
273#define IGC_TXD_CMD_IP 0x02000000 /* IP packet */
274#define IGC_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */
275#define IGC_TXD_EXTCMD_TSTAMP 0x00000010 /* IEEE1588 Timestamp packet */
276
277/* IPSec Encrypt Enable */
278#define IGC_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */
279#define IGC_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */
280
281/* Transmit Control */
282#define IGC_TCTL_EN 0x00000002 /* enable Tx */
283#define IGC_TCTL_PSP 0x00000008 /* pad short packets */
284#define IGC_TCTL_CT 0x00000ff0 /* collision threshold */
285#define IGC_TCTL_COLD 0x003ff000 /* collision distance */
286#define IGC_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
287#define IGC_TCTL_MULR 0x10000000 /* Multiple request support */
288
289/* Flow Control Constants */
290#define FLOW_CONTROL_ADDRESS_LOW 0x00C28001
291#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
292#define FLOW_CONTROL_TYPE 0x8808
293/* Enable XON frame transmission */
294#define IGC_FCRTL_XONE 0x80000000
295
296/* Management Control */
297#define IGC_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
298#define IGC_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */
299
300/* Receive Control */
301#define IGC_RCTL_RST 0x00000001 /* Software reset */
302#define IGC_RCTL_EN 0x00000002 /* enable */
303#define IGC_RCTL_SBP 0x00000004 /* store bad packet */
304#define IGC_RCTL_UPE 0x00000008 /* unicast promisc enable */
305#define IGC_RCTL_MPE 0x00000010 /* multicast promisc enable */
306#define IGC_RCTL_LPE 0x00000020 /* long packet enable */
307#define IGC_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
308#define IGC_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
309
310#define IGC_RCTL_RDMTS_HALF 0x00000000 /* Rx desc min thresh size */
311#define IGC_RCTL_BAM 0x00008000 /* broadcast enable */
312
313/* Split Replication Receive Control */
314#define IGC_SRRCTL_TIMESTAMP 0x40000000
315#define IGC_SRRCTL_TIMER1SEL(timer) (((timer) & 0x3) << 14)
316#define IGC_SRRCTL_TIMER0SEL(timer) (((timer) & 0x3) << 17)
317
318/* Receive Descriptor bit definitions */
319#define IGC_RXD_STAT_EOP 0x02 /* End of Packet */
320#define IGC_RXD_STAT_IXSM 0x04 /* Ignore checksum */
321#define IGC_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */
322#define IGC_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
323
324/* Advanced Receive Descriptor bit definitions */
325#define IGC_RXDADV_STAT_TSIP 0x08000 /* timestamp in packet */
326
327#define IGC_RXDEXT_STATERR_CE 0x01000000
328#define IGC_RXDEXT_STATERR_SE 0x02000000
329#define IGC_RXDEXT_STATERR_SEQ 0x04000000
330#define IGC_RXDEXT_STATERR_CXE 0x10000000
331#define IGC_RXDEXT_STATERR_TCPE 0x20000000
332#define IGC_RXDEXT_STATERR_IPE 0x40000000
333#define IGC_RXDEXT_STATERR_RXE 0x80000000
334
335/* Same mask, but for extended and packet split descriptors */
336#define IGC_RXDEXT_ERR_FRAME_ERR_MASK ( \
337 IGC_RXDEXT_STATERR_CE | \
338 IGC_RXDEXT_STATERR_SE | \
339 IGC_RXDEXT_STATERR_SEQ | \
340 IGC_RXDEXT_STATERR_CXE | \
341 IGC_RXDEXT_STATERR_RXE)
342
343#define IGC_MRQC_RSS_FIELD_IPV4_TCP 0x00010000
344#define IGC_MRQC_RSS_FIELD_IPV4 0x00020000
345#define IGC_MRQC_RSS_FIELD_IPV6_TCP_EX 0x00040000
346#define IGC_MRQC_RSS_FIELD_IPV6 0x00100000
347#define IGC_MRQC_RSS_FIELD_IPV6_TCP 0x00200000
348
349/* Header split receive */
350#define IGC_RFCTL_IPV6_EX_DIS 0x00010000
351#define IGC_RFCTL_LEF 0x00040000
352
353#define IGC_RCTL_SZ_256 0x00030000 /* Rx buffer size 256 */
354
355#define IGC_RCTL_MO_SHIFT 12 /* multicast offset shift */
356#define IGC_RCTL_CFIEN 0x00080000 /* canonical form enable */
357#define IGC_RCTL_DPF 0x00400000 /* discard pause frames */
358#define IGC_RCTL_PMCF 0x00800000 /* pass MAC control frames */
359#define IGC_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
360
361#define I225_RXPBSIZE_DEFAULT 0x000000A2 /* RXPBSIZE default */
362#define I225_TXPBSIZE_DEFAULT 0x04000014 /* TXPBSIZE default */
363#define IGC_RXPBS_CFG_TS_EN 0x80000000 /* Timestamp in Rx buffer */
364
365#define IGC_TXPBSIZE_TSN 0x04145145 /* 5k bytes buffer for each queue */
366
367#define IGC_DTXMXPKTSZ_TSN 0x19 /* 1600 bytes of max TX DMA packet size */
368#define IGC_DTXMXPKTSZ_DEFAULT 0x98 /* 9728-byte Jumbo frames */
369
370/* Time Sync Interrupt Causes */
371#define IGC_TSICR_SYS_WRAP BIT(0) /* SYSTIM Wrap around. */
372#define IGC_TSICR_TXTS BIT(1) /* Transmit Timestamp. */
373#define IGC_TSICR_TT0 BIT(3) /* Target Time 0 Trigger. */
374#define IGC_TSICR_TT1 BIT(4) /* Target Time 1 Trigger. */
375#define IGC_TSICR_AUTT0 BIT(5) /* Auxiliary Timestamp 0 Taken. */
376#define IGC_TSICR_AUTT1 BIT(6) /* Auxiliary Timestamp 1 Taken. */
377
378#define IGC_TSICR_INTERRUPTS IGC_TSICR_TXTS
379
380#define IGC_FTQF_VF_BP 0x00008000
381#define IGC_FTQF_1588_TIME_STAMP 0x08000000
382#define IGC_FTQF_MASK 0xF0000000
383#define IGC_FTQF_MASK_PROTO_BP 0x10000000
384
385/* Time Sync Receive Control bit definitions */
386#define IGC_TSYNCRXCTL_TYPE_MASK 0x0000000E /* Rx type mask */
387#define IGC_TSYNCRXCTL_TYPE_L2_V2 0x00
388#define IGC_TSYNCRXCTL_TYPE_L4_V1 0x02
389#define IGC_TSYNCRXCTL_TYPE_L2_L4_V2 0x04
390#define IGC_TSYNCRXCTL_TYPE_ALL 0x08
391#define IGC_TSYNCRXCTL_TYPE_EVENT_V2 0x0A
392#define IGC_TSYNCRXCTL_ENABLED 0x00000010 /* enable Rx timestamping */
393#define IGC_TSYNCRXCTL_SYSCFI 0x00000020 /* Sys clock frequency */
394#define IGC_TSYNCRXCTL_RXSYNSIG 0x00000400 /* Sample RX tstamp in PHY sop */
395
396/* Time Sync Receive Configuration */
397#define IGC_TSYNCRXCFG_PTP_V1_CTRLT_MASK 0x000000FF
398#define IGC_TSYNCRXCFG_PTP_V1_SYNC_MESSAGE 0x00
399#define IGC_TSYNCRXCFG_PTP_V1_DELAY_REQ_MESSAGE 0x01
400
401/* Immediate Interrupt Receive */
402#define IGC_IMIR_CLEAR_MASK 0xF001FFFF /* IMIR Reg Clear Mask */
403#define IGC_IMIR_PORT_BYPASS 0x20000 /* IMIR Port Bypass Bit */
404#define IGC_IMIR_PRIORITY_SHIFT 29 /* IMIR Priority Shift */
405#define IGC_IMIREXT_CLEAR_MASK 0x7FFFF /* IMIREXT Reg Clear Mask */
406
407/* Immediate Interrupt Receive Extended */
408#define IGC_IMIREXT_CTRL_BP 0x00080000 /* Bypass check of ctrl bits */
409#define IGC_IMIREXT_SIZE_BP 0x00001000 /* Packet size bypass */
410
411/* Time Sync Transmit Control bit definitions */
412#define IGC_TSYNCTXCTL_VALID 0x00000001 /* Tx timestamp valid */
413#define IGC_TSYNCTXCTL_ENABLED 0x00000010 /* enable Tx timestamping */
414#define IGC_TSYNCTXCTL_MAX_ALLOWED_DLY_MASK 0x0000F000 /* max delay */
415#define IGC_TSYNCTXCTL_SYNC_COMP_ERR 0x20000000 /* sync err */
416#define IGC_TSYNCTXCTL_SYNC_COMP 0x40000000 /* sync complete */
417#define IGC_TSYNCTXCTL_START_SYNC 0x80000000 /* initiate sync */
418#define IGC_TSYNCTXCTL_TXSYNSIG 0x00000020 /* Sample TX tstamp in PHY sop */
419
420/* Transmit Scheduling */
421#define IGC_TQAVCTRL_TRANSMIT_MODE_TSN 0x00000001
422#define IGC_TQAVCTRL_ENHANCED_QAV 0x00000008
423
424#define IGC_TXQCTL_QUEUE_MODE_LAUNCHT 0x00000001
425#define IGC_TXQCTL_STRICT_CYCLE 0x00000002
426#define IGC_TXQCTL_STRICT_END 0x00000004
427
428/* Receive Checksum Control */
429#define IGC_RXCSUM_CRCOFL 0x00000800 /* CRC32 offload enable */
430#define IGC_RXCSUM_PCSD 0x00002000 /* packet checksum disabled */
431
432/* GPY211 - I225 defines */
433#define GPY_MMD_MASK 0xFFFF0000
434#define GPY_MMD_SHIFT 16
435#define GPY_REG_MASK 0x0000FFFF
436
437#define IGC_MMDAC_FUNC_DATA 0x4000 /* Data, no post increment */
438
439/* MAC definitions */
440#define IGC_FACTPS_MNGCG 0x20000000
441#define IGC_FWSM_MODE_MASK 0xE
442#define IGC_FWSM_MODE_SHIFT 1
443
444/* Management Control */
445#define IGC_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
446#define IGC_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
447
448/* PHY */
449#define PHY_REVISION_MASK 0xFFFFFFF0
450#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
451#define IGC_GEN_POLL_TIMEOUT 1920
452
453/* PHY Control Register */
454#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */
455#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
456#define MII_CR_POWER_DOWN 0x0800 /* Power down */
457#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
458#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
459#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
460#define MII_CR_SPEED_1000 0x0040
461#define MII_CR_SPEED_100 0x2000
462#define MII_CR_SPEED_10 0x0000
463
464/* PHY Status Register */
465#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
466#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
467#define IGC_PHY_RST_COMP 0x0100 /* Internal PHY reset completion */
468
469/* PHY 1000 MII Register/Bit Definitions */
470/* PHY Registers defined by IEEE */
471#define PHY_CONTROL 0x00 /* Control Register */
472#define PHY_STATUS 0x01 /* Status Register */
473#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
474#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
475#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
476#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
477#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
478#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
479
480/* Bit definitions for valid PHY IDs. I = Integrated E = External */
481#define I225_I_PHY_ID 0x67C9DC00
482
483/* MDI Control */
484#define IGC_MDIC_DATA_MASK 0x0000FFFF
485#define IGC_MDIC_REG_MASK 0x001F0000
486#define IGC_MDIC_REG_SHIFT 16
487#define IGC_MDIC_PHY_MASK 0x03E00000
488#define IGC_MDIC_PHY_SHIFT 21
489#define IGC_MDIC_OP_WRITE 0x04000000
490#define IGC_MDIC_OP_READ 0x08000000
491#define IGC_MDIC_READY 0x10000000
492#define IGC_MDIC_INT_EN 0x20000000
493#define IGC_MDIC_ERROR 0x40000000
494
495#define IGC_N0_QUEUE -1
496
497#define IGC_MAX_MAC_HDR_LEN 127
498#define IGC_MAX_NETWORK_HDR_LEN 511
499
500#define IGC_VLANPQF_QSEL(_n, q_idx) ((q_idx) << ((_n) * 4))
501#define IGC_VLANPQF_VALID(_n) (0x1 << (3 + (_n) * 4))
502#define IGC_VLANPQF_QUEUE_MASK 0x03
503
504#define IGC_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */
505#define IGC_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type:1=IPv4 */
506#define IGC_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet Type of TCP */
507#define IGC_ADVTXD_TUCMD_L4T_SCTP 0x00001000 /* L4 packet TYPE of SCTP */
508
509/* Maximum size of the MTA register table in all supported adapters */
510#define MAX_MTA_REG 128
511
512/* EEE defines */
513#define IGC_IPCNFG_EEE_2_5G_AN 0x00000010 /* IPCNFG EEE Ena 2.5G AN */
514#define IGC_IPCNFG_EEE_1G_AN 0x00000008 /* IPCNFG EEE Ena 1G AN */
515#define IGC_IPCNFG_EEE_100M_AN 0x00000004 /* IPCNFG EEE Ena 100M AN */
516#define IGC_EEER_EEE_NEG 0x20000000 /* EEE capability nego */
517#define IGC_EEER_TX_LPI_EN 0x00010000 /* EEER Tx LPI Enable */
518#define IGC_EEER_RX_LPI_EN 0x00020000 /* EEER Rx LPI Enable */
519#define IGC_EEER_LPI_FC 0x00040000 /* EEER Ena on Flow Cntrl */
520#define IGC_EEE_SU_LPI_CLK_STP 0x00800000 /* EEE LPI Clock Stop */
521
522/* LTR defines */
523#define IGC_LTRC_EEEMS_EN 0x00000020 /* Enable EEE LTR max send */
524#define IGC_RXPBS_SIZE_I225_MASK 0x0000003F /* Rx packet buffer size */
525#define IGC_TW_SYSTEM_1000_MASK 0x000000FF
526/* Minimum time for 100BASE-T where no data will be transmit following move out
527 * of EEE LPI Tx state
528 */
529#define IGC_TW_SYSTEM_100_MASK 0x0000FF00
530#define IGC_TW_SYSTEM_100_SHIFT 8
531#define IGC_DMACR_DMAC_EN 0x80000000 /* Enable DMA Coalescing */
532#define IGC_DMACR_DMACTHR_MASK 0x00FF0000
533#define IGC_DMACR_DMACTHR_SHIFT 16
534/* Reg val to set scale to 1024 nsec */
535#define IGC_LTRMINV_SCALE_1024 2
536/* Reg val to set scale to 32768 nsec */
537#define IGC_LTRMINV_SCALE_32768 3
538/* Reg val to set scale to 1024 nsec */
539#define IGC_LTRMAXV_SCALE_1024 2
540/* Reg val to set scale to 32768 nsec */
541#define IGC_LTRMAXV_SCALE_32768 3
542#define IGC_LTRMINV_LTRV_MASK 0x000003FF /* LTR minimum value */
543#define IGC_LTRMAXV_LTRV_MASK 0x000003FF /* LTR maximum value */
544#define IGC_LTRMINV_LSNP_REQ 0x00008000 /* LTR Snoop Requirement */
545#define IGC_LTRMINV_SCALE_SHIFT 10
546#define IGC_LTRMAXV_LSNP_REQ 0x00008000 /* LTR Snoop Requirement */
547#define IGC_LTRMAXV_SCALE_SHIFT 10
548
549#endif /* _IGC_DEFINES_H_ */