1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * This is copied + edited from kernel header files in
4 * drivers/net/ethernet/intel/igb
5 */
6
7 #ifndef HW_IGB_REGS_H_
8 #define HW_IGB_REGS_H_
9
10 #include "e1000x_regs.h"
11
12 /* from igb/e1000_hw.h */
13
14 #define E1000_DEV_ID_82576 0x10C9
15 #define E1000_DEV_ID_82576_FIBER 0x10E6
16 #define E1000_DEV_ID_82576_SERDES 0x10E7
17 #define E1000_DEV_ID_82576_QUAD_COPPER 0x10E8
18 #define E1000_DEV_ID_82576_QUAD_COPPER_ET2 0x1526
19 #define E1000_DEV_ID_82576_NS 0x150A
20 #define E1000_DEV_ID_82576_NS_SERDES 0x1518
21 #define E1000_DEV_ID_82576_SERDES_QUAD 0x150D
22
23 /* Context Descriptor */
24 struct e1000_adv_tx_context_desc {
25 uint32_t vlan_macip_lens;
26 uint32_t seqnum_seed;
27 uint32_t type_tucmd_mlhl;
28 uint32_t mss_l4len_idx;
29 };
30
31 /* Advanced Transmit Descriptor */
32 union e1000_adv_tx_desc {
33 struct {
34 uint64_t buffer_addr; /* Address of descriptor's data buffer */
35 uint32_t cmd_type_len;
36 uint32_t olinfo_status;
37 } read;
38 struct {
39 uint64_t rsvd; /* Reserved */
40 uint32_t nxtseq_seed;
41 uint32_t status;
42 } wb;
43 };
44
45 #define E1000_ADVTXD_POTS_IXSM 0x00000100 /* Insert TCP/UDP Checksum */
46 #define E1000_ADVTXD_POTS_TXSM 0x00000200 /* Insert TCP/UDP Checksum */
47
48 #define E1000_TXD_POPTS_IXSM 0x00000001 /* Insert IP checksum */
49 #define E1000_TXD_POPTS_TXSM 0x00000002 /* Insert TCP/UDP checksum */
50
51 /* Receive Descriptor - Advanced */
52 union e1000_adv_rx_desc {
53 struct {
54 uint64_t pkt_addr; /* Packet Buffer Address */
55 uint64_t hdr_addr; /* Header Buffer Address */
56 } read;
57 struct {
58 struct {
59 struct {
60 uint16_t pkt_info; /* RSS Type, Packet Type */
61 uint16_t hdr_info; /* Split Head, Buffer Length */
62 } lo_dword;
63 union {
64 uint32_t rss; /* RSS Hash */
65 struct {
66 uint16_t ip_id; /* IP Id */
67 uint16_t csum; /* Packet Checksum */
68 } csum_ip;
69 } hi_dword;
70 } lower;
71 struct {
72 uint32_t status_error; /* Ext Status/Error */
73 uint16_t length; /* Packet Length */
74 uint16_t vlan; /* VLAN tag */
75 } upper;
76 } wb; /* writeback */
77 };
78
79 /* from igb/e1000_phy.h */
80
81 /* IGP01E1000 Specific Registers */
82 #define IGP01E1000_PHY_PORT_CONFIG 0x10 /* Port Config */
83 #define IGP01E1000_PHY_PORT_STATUS 0x11 /* Status */
84 #define IGP01E1000_PHY_PORT_CTRL 0x12 /* Control */
85 #define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health */
86 #define IGP02E1000_PHY_POWER_MGMT 0x19 /* Power Management */
87 #define IGP01E1000_PHY_PAGE_SELECT 0x1F /* Page Select */
88 #define IGP01E1000_PHY_PCS_INIT_REG 0x00B4
89 #define IGP01E1000_PHY_POLARITY_MASK 0x0078
90 #define IGP01E1000_PSCR_AUTO_MDIX 0x1000
91 #define IGP01E1000_PSCR_FORCE_MDI_MDIX 0x2000 /* 0=MDI, 1=MDIX */
92 #define IGP01E1000_PSCFR_SMART_SPEED 0x0080
93
94 /* Enable flexible speed on link-up */
95 #define IGP02E1000_PM_D0_LPLU 0x0002 /* For D0a states */
96 #define IGP02E1000_PM_D3_LPLU 0x0004 /* For all other states */
97 #define IGP01E1000_PLHR_SS_DOWNGRADE 0x8000
98 #define IGP01E1000_PSSR_POLARITY_REVERSED 0x0002
99 #define IGP01E1000_PSSR_MDIX 0x0800
100 #define IGP01E1000_PSSR_SPEED_MASK 0xC000
101 #define IGP01E1000_PSSR_SPEED_1000MBPS 0xC000
102 #define IGP02E1000_PHY_CHANNEL_NUM 4
103 #define IGP02E1000_PHY_AGC_A 0x11B1
104 #define IGP02E1000_PHY_AGC_B 0x12B1
105 #define IGP02E1000_PHY_AGC_C 0x14B1
106 #define IGP02E1000_PHY_AGC_D 0x18B1
107 #define IGP02E1000_AGC_LENGTH_SHIFT 9 /* Course - 15:13, Fine - 12:9 */
108 #define IGP02E1000_AGC_LENGTH_MASK 0x7F
109 #define IGP02E1000_AGC_RANGE 15
110
111 /* from igb/igb.h */
112
113 #define E1000_PCS_CFG_IGN_SD 1
114
115 /* Interrupt defines */
116 #define IGB_START_ITR 648 /* ~6000 ints/sec */
117 #define IGB_4K_ITR 980
118 #define IGB_20K_ITR 196
119 #define IGB_70K_ITR 56
120
121 /* TX/RX descriptor defines */
122 #define IGB_DEFAULT_TXD 256
123 #define IGB_DEFAULT_TX_WORK 128
124 #define IGB_MIN_TXD 80
125 #define IGB_MAX_TXD 4096
126
127 #define IGB_DEFAULT_RXD 256
128 #define IGB_MIN_RXD 80
129 #define IGB_MAX_RXD 4096
130
131 #define IGB_DEFAULT_ITR 3 /* dynamic */
132 #define IGB_MAX_ITR_USECS 10000
133 #define IGB_MIN_ITR_USECS 10
134 #define NON_Q_VECTORS 1
135 #define MAX_Q_VECTORS 8
136 #define MAX_MSIX_ENTRIES 10
137
138 /* Transmit and receive queues */
139 #define IGB_MAX_RX_QUEUES 8
140 #define IGB_MAX_RX_QUEUES_82575 4
141 #define IGB_MAX_RX_QUEUES_I211 2
142 #define IGB_MAX_TX_QUEUES 8
143 #define IGB_MAX_VF_MC_ENTRIES 30
144 #define IGB_MAX_VF_FUNCTIONS 8
145 #define IGB_MAX_VFTA_ENTRIES 128
146 #define IGB_82576_VF_DEV_ID 0x10CA
147 #define IGB_I350_VF_DEV_ID 0x1520
148
149 /* VLAN info */
150 #define IGB_TX_FLAGS_VLAN_MASK 0xffff0000
151 #define IGB_TX_FLAGS_VLAN_SHIFT 16
152
153 /* from igb/e1000_82575.h */
154
155 #define E1000_MRQC_ENABLE_RSS_MQ 0x00000002
156 #define E1000_MRQC_ENABLE_VMDQ 0x00000003
157 #define E1000_MRQC_RSS_FIELD_IPV4_UDP 0x00400000
158 #define E1000_MRQC_ENABLE_VMDQ_RSS_MQ 0x00000005
159 #define E1000_MRQC_RSS_FIELD_IPV6_UDP 0x00800000
160 #define E1000_MRQC_RSS_FIELD_IPV6_UDP_EX 0x01000000
161
162 /* Adv Transmit Descriptor Config Masks */
163 #define E1000_ADVTXD_MAC_TSTAMP 0x00080000 /* IEEE1588 Timestamp packet */
164 #define E1000_ADVTXD_DTYP_CTXT 0x00200000 /* Advanced Context Descriptor */
165 #define E1000_ADVTXD_DTYP_DATA 0x00300000 /* Advanced Data Descriptor */
166 #define E1000_ADVTXD_DCMD_EOP 0x01000000 /* End of Packet */
167 #define E1000_ADVTXD_DCMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
168 #define E1000_ADVTXD_DCMD_RS 0x08000000 /* Report Status */
169 #define E1000_ADVTXD_DCMD_DEXT 0x20000000 /* Descriptor extension (1=Adv) */
170 #define E1000_ADVTXD_DCMD_VLE 0x40000000 /* VLAN pkt enable */
171 #define E1000_ADVTXD_DCMD_TSE 0x80000000 /* TCP Seg enable */
172 #define E1000_ADVTXD_PAYLEN_SHIFT 14 /* Adv desc PAYLEN shift */
173
174 #define E1000_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */
175 #define E1000_ADVTXD_TUCMD_L4T_UDP 0x00000000 /* L4 Packet TYPE of UDP */
176 #define E1000_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type: 1=IPv4 */
177 #define E1000_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */
178 #define E1000_ADVTXD_TUCMD_L4T_SCTP 0x00001000 /* L4 packet TYPE of SCTP */
179 /* IPSec Encrypt Enable for ESP */
180 #define E1000_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */
181 #define E1000_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */
182 /* Adv ctxt IPSec SA IDX mask */
183 /* Adv ctxt IPSec ESP len mask */
184
185 /* Additional Transmit Descriptor Control definitions */
186 #define E1000_TXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Tx Queue */
187
188 /* Additional Receive Descriptor Control definitions */
189 #define E1000_RXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Rx Queue */
190
191 /* Direct Cache Access (DCA) definitions */
192 #define E1000_DCA_CTRL_DCA_MODE_DISABLE 0x01 /* DCA Disable */
193 #define E1000_DCA_CTRL_DCA_MODE_CB2 0x02 /* DCA Mode CB2 */
194
195 #define E1000_DCA_RXCTRL_CPUID_MASK 0x0000001F /* Rx CPUID Mask */
196 #define E1000_DCA_RXCTRL_DESC_DCA_EN BIT(5) /* DCA Rx Desc enable */
197 #define E1000_DCA_RXCTRL_HEAD_DCA_EN BIT(6) /* DCA Rx Desc header enable */
198 #define E1000_DCA_RXCTRL_DATA_DCA_EN BIT(7) /* DCA Rx Desc payload enable */
199 #define E1000_DCA_RXCTRL_DESC_RRO_EN BIT(9) /* DCA Rx rd Desc Relax Order */
200
201 #define E1000_DCA_TXCTRL_CPUID_MASK 0x0000001F /* Tx CPUID Mask */
202 #define E1000_DCA_TXCTRL_DESC_DCA_EN BIT(5) /* DCA Tx Desc enable */
203 #define E1000_DCA_TXCTRL_DESC_RRO_EN BIT(9) /* Tx rd Desc Relax Order */
204 #define E1000_DCA_TXCTRL_TX_WB_RO_EN BIT(11) /* Tx Desc writeback RO bit */
205 #define E1000_DCA_TXCTRL_DATA_RRO_EN BIT(13) /* Tx rd data Relax Order */
206
207 /* Additional DCA related definitions, note change in position of CPUID */
208 #define E1000_DCA_TXCTRL_CPUID_MASK_82576 0xFF000000 /* Tx CPUID Mask */
209 #define E1000_DCA_RXCTRL_CPUID_MASK_82576 0xFF000000 /* Rx CPUID Mask */
210 #define E1000_DCA_TXCTRL_CPUID_SHIFT 24 /* Tx CPUID now in the last byte */
211 #define E1000_DCA_RXCTRL_CPUID_SHIFT 24 /* Rx CPUID now in the last byte */
212
213 /* ETQF register bit definitions */
214 #define E1000_ETQF_FILTER_ENABLE BIT(26)
215 #define E1000_ETQF_1588 BIT(30)
216 #define E1000_ETQF_IMM_INT BIT(29)
217 #define E1000_ETQF_QUEUE_ENABLE BIT(31)
218 #define E1000_ETQF_QUEUE_SHIFT 16
219 #define E1000_ETQF_QUEUE_MASK 0x00070000
220 #define E1000_ETQF_ETYPE_MASK 0x0000FFFF
221
222 #define E1000_DTXSWC_MAC_SPOOF_MASK 0x000000FF /* Per VF MAC spoof control */
223 #define E1000_DTXSWC_VLAN_SPOOF_MASK 0x0000FF00 /* Per VF VLAN spoof control */
224 #define E1000_DTXSWC_LLE_MASK 0x00FF0000 /* Per VF Local LB enables */
225 #define E1000_DTXSWC_VLAN_SPOOF_SHIFT 8
226 #define E1000_DTXSWC_VMDQ_LOOPBACK_EN BIT(31) /* global VF LB enable */
227
228 /* Easy defines for setting default pool, would normally be left a zero */
229 #define E1000_VT_CTL_DEFAULT_POOL_SHIFT 7
230 #define E1000_VT_CTL_DEFAULT_POOL_MASK (0x7 << E1000_VT_CTL_DEFAULT_POOL_SHIFT)
231
232 /* Other useful VMD_CTL register defines */
233 #define E1000_VT_CTL_IGNORE_MAC BIT(28)
234 #define E1000_VT_CTL_DISABLE_DEF_POOL BIT(29)
235 #define E1000_VT_CTL_VM_REPL_EN BIT(30)
236
237 /* Per VM Offload register setup */
238 #define E1000_VMOLR_RLPML_MASK 0x00003FFF /* Long Packet Maximum Length mask */
239 #define E1000_VMOLR_LPE 0x00010000 /* Accept Long packet */
240 #define E1000_VMOLR_RSSE 0x00020000 /* Enable RSS */
241 #define E1000_VMOLR_AUPE 0x01000000 /* Accept untagged packets */
242 #define E1000_VMOLR_ROMPE 0x02000000 /* Accept overflow multicast */
243 #define E1000_VMOLR_ROPE 0x04000000 /* Accept overflow unicast */
244 #define E1000_VMOLR_BAM 0x08000000 /* Accept Broadcast packets */
245 #define E1000_VMOLR_MPME 0x10000000 /* Multicast promiscuous mode */
246 #define E1000_VMOLR_STRVLAN 0x40000000 /* Vlan stripping enable */
247 #define E1000_VMOLR_STRCRC 0x80000000 /* CRC stripping enable */
248
249 #define E1000_DVMOLR_HIDEVLAN 0x20000000 /* Hide vlan enable */
250 #define E1000_DVMOLR_STRVLAN 0x40000000 /* Vlan stripping enable */
251 #define E1000_DVMOLR_STRCRC 0x80000000 /* CRC stripping enable */
252
253 #define E1000_VLVF_ARRAY_SIZE 32
254 #define E1000_VLVF_VLANID_MASK 0x00000FFF
255 #define E1000_VLVF_POOLSEL_SHIFT 12
256 #define E1000_VLVF_POOLSEL_MASK (0xFF << E1000_VLVF_POOLSEL_SHIFT)
257 #define E1000_VLVF_LVLAN 0x00100000
258 #define E1000_VLVF_VLANID_ENABLE 0x80000000
259
260 #define E1000_VMVIR_VLANA_DEFAULT 0x40000000 /* Always use default VLAN */
261 #define E1000_VMVIR_VLANA_NEVER 0x80000000 /* Never insert VLAN tag */
262
263 #define E1000_IOVCTL 0x05BBC
264 #define E1000_IOVCTL_REUSE_VFQ 0x00000001
265
266 #define E1000_RPLOLR_STRVLAN 0x40000000
267 #define E1000_RPLOLR_STRCRC 0x80000000
268
269 #define E1000_DTXCTL_8023LL 0x0004
270 #define E1000_DTXCTL_VLAN_ADDED 0x0008
271 #define E1000_DTXCTL_OOS_ENABLE 0x0010
272 #define E1000_DTXCTL_MDP_EN 0x0020
273 #define E1000_DTXCTL_SPOOF_INT 0x0040
274
275 /* from igb/e1000_defines.h */
276
277 /* Physical Func Reset Done Indication */
278 #define E1000_CTRL_EXT_PFRSTD 0x00004000
279
280 #define E1000_IVAR_VALID 0x80
281 #define E1000_GPIE_NSICR 0x00000001
282 #define E1000_GPIE_MSIX_MODE 0x00000010
283 #define E1000_GPIE_EIAME 0x40000000
284 #define E1000_GPIE_PBA 0x80000000
285
286 /* Transmit Control */
287 #define E1000_TCTL_EN 0x00000002 /* enable tx */
288 #define E1000_TCTL_PSP 0x00000008 /* pad short packets */
289 #define E1000_TCTL_CT 0x00000ff0 /* collision threshold */
290 #define E1000_TCTL_COLD 0x003ff000 /* collision distance */
291 #define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
292
293 /* Collision related configuration parameters */
294 #define E1000_COLLISION_THRESHOLD 15
295 #define E1000_CT_SHIFT 4
296 #define E1000_COLLISION_DISTANCE 63
297 #define E1000_COLD_SHIFT 12
298
299 #define E1000_RAH_POOL_MASK 0x03FC0000
300 #define E1000_RAH_POOL_1 0x00040000
301
302 #define E1000_ICR_VMMB 0x00000100 /* VM MB event */
303 #define E1000_ICR_TS 0x00080000 /* Time Sync Interrupt */
304 #define E1000_ICR_DRSTA 0x40000000 /* Device Reset Asserted */
305 /* If this bit asserted, the driver should claim the interrupt */
306 #define E1000_ICR_INT_ASSERTED 0x80000000
307 /* LAN connected device generates an interrupt */
308 #define E1000_ICR_DOUTSYNC 0x10000000 /* NIC DMA out of sync */
309
310 /* Extended Interrupt Cause Read */
311 #define E1000_EICR_RX_QUEUE0 0x00000001 /* Rx Queue 0 Interrupt */
312 #define E1000_EICR_RX_QUEUE1 0x00000002 /* Rx Queue 1 Interrupt */
313 #define E1000_EICR_RX_QUEUE2 0x00000004 /* Rx Queue 2 Interrupt */
314 #define E1000_EICR_RX_QUEUE3 0x00000008 /* Rx Queue 3 Interrupt */
315 #define E1000_EICR_TX_QUEUE0 0x00000100 /* Tx Queue 0 Interrupt */
316 #define E1000_EICR_TX_QUEUE1 0x00000200 /* Tx Queue 1 Interrupt */
317 #define E1000_EICR_TX_QUEUE2 0x00000400 /* Tx Queue 2 Interrupt */
318 #define E1000_EICR_TX_QUEUE3 0x00000800 /* Tx Queue 3 Interrupt */
319 #define E1000_EICR_OTHER 0x80000000 /* Interrupt Cause Active */
320
321 /* Extended Interrupt Cause Set */
322 /* E1000_EITR_CNT_IGNR is only for 82576 and newer */
323 #define E1000_EITR_CNT_IGNR 0x80000000 /* Don't reset counters on write */
324
325 #define E1000_TSYNCTXCTL_VALID 0x00000001 /* tx timestamp valid */
326 #define E1000_TSYNCTXCTL_ENABLED 0x00000010 /* enable tx timestampping */
327
328 /* PCI Express Control */
329 #define E1000_GCR_CMPL_TMOUT_MASK 0x0000F000
330 #define E1000_GCR_CMPL_TMOUT_10ms 0x00001000
331 #define E1000_GCR_CMPL_TMOUT_RESEND 0x00010000
332 #define E1000_GCR_CAP_VER2 0x00040000
333
334 #define PHY_REVISION_MASK 0xFFFFFFF0
335 #define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
336 #define MAX_PHY_MULTI_PAGE_REG 0xF
337
338 #define IGP03E1000_E_PHY_ID 0x02A80390
339
340 /* from igb/e1000_mbox.h */
341
342 #define E1000_P2VMAILBOX_STS 0x00000001 /* Initiate message send to VF */
343 #define E1000_P2VMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */
344 #define E1000_P2VMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
345 #define E1000_P2VMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
346 #define E1000_P2VMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */
347
348 #define E1000_MBVFICR_VFREQ_MASK 0x000000FF /* bits for VF messages */
349 #define E1000_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */
350 #define E1000_MBVFICR_VFACK_MASK 0x00FF0000 /* bits for VF acks */
351 #define E1000_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */
352
353 #define E1000_V2PMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */
354
355 /*
356 * If it's a E1000_VF_* msg then it originates in the VF and is sent to the
357 * PF. The reverse is true if it is E1000_PF_*.
358 * Message ACK's are the value or'd with 0xF0000000
359 */
360 /* Messages below or'd with this are the ACK */
361 #define E1000_VT_MSGTYPE_ACK 0x80000000
362 /* Messages below or'd with this are the NACK */
363 #define E1000_VT_MSGTYPE_NACK 0x40000000
364 /* Indicates that VF is still clear to send requests */
365 #define E1000_VT_MSGTYPE_CTS 0x20000000
366 #define E1000_VT_MSGINFO_SHIFT 16
367 /* bits 23:16 are used for extra info for certain messages */
368 #define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT)
369
370 #define E1000_VF_RESET 0x01 /* VF requests reset */
371 #define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests to set MAC addr */
372 /* VF requests to clear all unicast MAC filters */
373 #define E1000_VF_MAC_FILTER_CLR (0x01 << E1000_VT_MSGINFO_SHIFT)
374 /* VF requests to add unicast MAC filter */
375 #define E1000_VF_MAC_FILTER_ADD (0x02 << E1000_VT_MSGINFO_SHIFT)
376 #define E1000_VF_SET_MULTICAST 0x03 /* VF requests to set MC addr */
377 #define E1000_VF_SET_VLAN 0x04 /* VF requests to set VLAN */
378 #define E1000_VF_SET_LPE 0x05 /* VF requests to set VMOLR.LPE */
379 #define E1000_VF_SET_PROMISC 0x06 /*VF requests to clear VMOLR.ROPE/MPME*/
380 #define E1000_VF_SET_PROMISC_MULTICAST (0x02 << E1000_VT_MSGINFO_SHIFT)
381
382 #define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */
383
384 /* from igb/e1000_regs.h */
385
386 #define E1000_EICR 0x01580 /* Ext. Interrupt Cause Read - R/clr */
387 #define E1000_EITR(_n) (0x01680 + (0x4 * (_n)))
388 #define E1000_EICS 0x01520 /* Ext. Interrupt Cause Set - W0 */
389 #define E1000_EIMS 0x01524 /* Ext. Interrupt Mask Set/Read - RW */
390 #define E1000_EIMC 0x01528 /* Ext. Interrupt Mask Clear - WO */
391 #define E1000_EIAC 0x0152C /* Ext. Interrupt Auto Clear - RW */
392 #define E1000_EIAM 0x01530 /* Ext. Interrupt Ack Auto Clear Mask - RW */
393 #define E1000_GPIE 0x01514 /* General Purpose Interrupt Enable; RW */
394 #define E1000_IVAR0 0x01700 /* Interrupt Vector Allocation Register - RW */
395 #define E1000_IVAR_MISC 0x01740 /* Interrupt Vector Allocation Register (last) - RW */
396 #define E1000_FRTIMER 0x01048 /* Free Running Timer - RW */
397 #define E1000_FCRTV 0x02460 /* Flow Control Refresh Timer Value - RW */
398
399 #define E1000_TSYNCRXCFG 0x05F50 /* Time Sync Rx Configuration - RW */
400
401 /* Filtering Registers */
402 #define E1000_SAQF(_n) (0x5980 + 4 * (_n))
403 #define E1000_DAQF(_n) (0x59A0 + 4 * (_n))
404 #define E1000_SPQF(_n) (0x59C0 + 4 * (_n))
405 #define E1000_FTQF(_n) (0x59E0 + 4 * (_n))
406 #define E1000_SAQF0 E1000_SAQF(0)
407 #define E1000_DAQF0 E1000_DAQF(0)
408 #define E1000_SPQF0 E1000_SPQF(0)
409 #define E1000_FTQF0 E1000_FTQF(0)
410 #define E1000_SYNQF(_n) (0x055FC + (4 * (_n))) /* SYN Packet Queue Fltr */
411 #define E1000_ETQF(_n) (0x05CB0 + (4 * (_n))) /* EType Queue Fltr */
412
413 #define E1000_RQDPC(_n) (0x0C030 + ((_n) * 0x40))
414
415 #define E1000_RXPBS 0x02404 /* Rx Packet Buffer Size - RW */
416 #define E1000_TXPBS 0x03404 /* Tx Packet Buffer Size - RW */
417
418 #define E1000_DTXCTL 0x03590 /* DMA TX Control - RW */
419
420 #define E1000_HTCBDPC 0x04124 /* Host TX Circuit Breaker Dropped Count */
421 #define E1000_RLPML 0x05004 /* RX Long Packet Max Length */
422 #define E1000_RA2 0x054E0 /* 2nd half of Rx address array - RW Array */
423 #define E1000_PSRTYPE(_i) (0x05480 + ((_i) * 4))
424 #define E1000_VT_CTL 0x0581C /* VMDq Control - RW */
425
426 /* VT Registers */
427 #define E1000_MBVFICR 0x00C80 /* Mailbox VF Cause - RWC */
428 #define E1000_MBVFIMR 0x00C84 /* Mailbox VF int Mask - RW */
429 #define E1000_VFLRE 0x00C88 /* VF Register Events - RWC */
430 #define E1000_VFRE 0x00C8C /* VF Receive Enables */
431 #define E1000_VFTE 0x00C90 /* VF Transmit Enables */
432 #define E1000_QDE 0x02408 /* Queue Drop Enable - RW */
433 #define E1000_DTXSWC 0x03500 /* DMA Tx Switch Control - RW */
434 #define E1000_WVBR 0x03554 /* VM Wrong Behavior - RWS */
435 #define E1000_RPLOLR 0x05AF0 /* Replication Offload - RW */
436 #define E1000_UTA 0x0A000 /* Unicast Table Array - RW */
437 #define E1000_IOVTCL 0x05BBC /* IOV Control Register */
438 #define E1000_TXSWC 0x05ACC /* Tx Switch Control */
439 #define E1000_LVMMC 0x03548 /* Last VM Misbehavior cause */
440 /* These act per VF so an array friendly macro is used */
441 #define E1000_P2VMAILBOX(_n) (0x00C00 + (4 * (_n)))
442 #define E1000_VMBMEM(_n) (0x00800 + (64 * (_n)))
443 #define E1000_VMOLR(_n) (0x05AD0 + (4 * (_n)))
444 #define E1000_DVMOLR(_n) (0x0C038 + (64 * (_n)))
445 #define E1000_VLVF(_n) (0x05D00 + (4 * (_n))) /* VLAN VM Filter */
446 #define E1000_VMVIR(_n) (0x03700 + (4 * (_n)))
447
448 /* from igbvf/defines.h */
449
450 /* SRRCTL bit definitions */
451 #define E1000_SRRCTL_BSIZEPKT_SHIFT 10 /* Shift _right_ */
452 #define E1000_SRRCTL_BSIZEHDRSIZE_MASK 0x00000F00
453 #define E1000_SRRCTL_BSIZEHDRSIZE_SHIFT 2 /* Shift _left_ */
454 #define E1000_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000
455 #define E1000_SRRCTL_DESCTYPE_HDR_SPLIT 0x04000000
456 #define E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000
457 #define E1000_SRRCTL_DESCTYPE_MASK 0x0E000000
458 #define E1000_SRRCTL_DROP_EN 0x80000000
459
460 #define E1000_SRRCTL_BSIZEPKT_MASK 0x0000007F
461 #define E1000_SRRCTL_BSIZEHDR_MASK 0x00003F00
462
463 /* from igbvf/mbox.h */
464
465 #define E1000_V2PMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */
466 #define E1000_V2PMAILBOX_ACK 0x00000002 /* Ack PF message received */
467 #define E1000_V2PMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
468 #define E1000_V2PMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
469 #define E1000_V2PMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */
470 #define E1000_V2PMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */
471 #define E1000_V2PMAILBOX_RSTI 0x00000040 /* PF has reset indication */
472 #define E1000_V2PMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */
473 #define E1000_V2PMAILBOX_R2C_BITS 0x000000B0 /* All read to clear bits */
474
475 #define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */
476
477 /*
478 * If it's a E1000_VF_* msg then it originates in the VF and is sent to the
479 * PF. The reverse is true if it is E1000_PF_*.
480 * Message ACK's are the value or'd with 0xF0000000
481 */
482 /* Messages below or'd with this are the ACK */
483 #define E1000_VT_MSGTYPE_ACK 0x80000000
484 /* Messages below or'd with this are the NACK */
485 #define E1000_VT_MSGTYPE_NACK 0x40000000
486 /* Indicates that VF is still clear to send requests */
487 #define E1000_VT_MSGTYPE_CTS 0x20000000
488
489 /* We have a total wait time of 1s for vf mailbox posted messages */
490 #define E1000_VF_MBX_INIT_TIMEOUT 2000 /* retry count for mbx timeout */
491 #define E1000_VF_MBX_INIT_DELAY 500 /* usec delay between retries */
492
493 #define E1000_VT_MSGINFO_SHIFT 16
494 /* bits 23:16 are used for extra info for certain messages */
495 #define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT)
496
497 #define E1000_VF_RESET 0x01 /* VF requests reset */
498 #define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */
499 /* VF requests PF to clear all unicast MAC filters */
500 #define E1000_VF_MAC_FILTER_CLR (0x01 << E1000_VT_MSGINFO_SHIFT)
501 /* VF requests PF to add unicast MAC filter */
502 #define E1000_VF_MAC_FILTER_ADD (0x02 << E1000_VT_MSGINFO_SHIFT)
503 #define E1000_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */
504 #define E1000_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */
505 #define E1000_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */
506
507 #define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */
508
509 /* from igbvf/regs.h */
510
511 /* Statistics registers */
512 #define E1000_VFGPRC 0x00F10
513 #define E1000_VFGORC 0x00F18
514 #define E1000_VFMPRC 0x00F3C
515 #define E1000_VFGPTC 0x00F14
516 #define E1000_VFGOTC 0x00F34
517 #define E1000_VFGOTLBC 0x00F50
518 #define E1000_VFGPTLBC 0x00F44
519 #define E1000_VFGORLBC 0x00F48
520 #define E1000_VFGPRLBC 0x00F40
521
522 /* These act per VF so an array friendly macro is used */
523 #define E1000_V2PMAILBOX(_n) (0x00C40 + (4 * (_n)))
524 #define E1000_VMBMEM(_n) (0x00800 + (64 * (_n)))
525
526 /* from igbvf/vf.h */
527
528 #define E1000_DEV_ID_82576_VF 0x10CA
529
530 /* new */
531
532 /* Receive Registers */
533
534 /* RX Descriptor Base Low; RW */
535 #define E1000_RDBAL(_n) (0x0C000 + (0x40 * (_n)))
536 #define E1000_RDBAL_A(_n) (0x02800 + (0x100 * (_n)))
537
538 /* RX Descriptor Base High; RW */
539 #define E1000_RDBAH(_n) (0x0C004 + (0x40 * (_n)))
540 #define E1000_RDBAH_A(_n) (0x02804 + (0x100 * (_n)))
541
542 /* RX Descriptor Ring Length; RW */
543 #define E1000_RDLEN(_n) (0x0C008 + (0x40 * (_n)))
544 #define E1000_RDLEN_A(_n) (0x02808 + (0x100 * (_n)))
545
546 /* Split and Replication Receive Control; RW */
547 #define E1000_SRRCTL(_n) (0x0C00C + (0x40 * (_n)))
548 #define E1000_SRRCTL_A(_n) (0x0280C + (0x100 * (_n)))
549
550 /* RX Descriptor Head; RW */
551 #define E1000_RDH(_n) (0x0C010 + (0x40 * (_n)))
552 #define E1000_RDH_A(_n) (0x02810 + (0x100 * (_n)))
553
554 /* RX DCA Control; RW */
555 #define E1000_RXCTL(_n) (0x0C014 + (0x40 * (_n)))
556 #define E1000_RXCTL_A(_n) (0x02814 + (0x100 * (_n)))
557
558 /* RX Descriptor Tail; RW */
559 #define E1000_RDT(_n) (0x0C018 + (0x40 * (_n)))
560 #define E1000_RDT_A(_n) (0x02818 + (0x100 * (_n)))
561
562 /* RX Descriptor Control; RW */
563 #define E1000_RXDCTL(_n) (0x0C028 + (0x40 * (_n)))
564 #define E1000_RXDCTL_A(_n) (0x02828 + (0x100 * (_n)))
565
566 /* RX Queue Drop Packet Count; RC */
567 #define E1000_RQDPC_A(_n) (0x02830 + (0x100 * (_n)))
568
569 /* Transmit Registers */
570
571 /* TX Descriptor Base Low; RW */
572 #define E1000_TDBAL(_n) (0x0E000 + (0x40 * (_n)))
573 #define E1000_TDBAL_A(_n) (0x03800 + (0x100 * (_n)))
574
575 /* TX Descriptor Base High; RW */
576 #define E1000_TDBAH(_n) (0x0E004 + (0x40 * (_n)))
577 #define E1000_TDBAH_A(_n) (0x03804 + (0x100 * (_n)))
578
579 /* TX Descriptor Ring Length; RW */
580 #define E1000_TDLEN(_n) (0x0E008 + (0x40 * (_n)))
581 #define E1000_TDLEN_A(_n) (0x03808 + (0x100 * (_n)))
582
583 /* TX Descriptor Head; RW */
584 #define E1000_TDH(_n) (0x0E010 + (0x40 * (_n)))
585 #define E1000_TDH_A(_n) (0x03810 + (0x100 * (_n)))
586
587 /* TX DCA Control; RW */
588 #define E1000_TXCTL(_n) (0x0E014 + (0x40 * (_n)))
589 #define E1000_TXCTL_A(_n) (0x03814 + (0x100 * (_n)))
590
591 /* TX Descriptor Tail; RW */
592 #define E1000_TDT(_n) (0x0E018 + (0x40 * (_n)))
593 #define E1000_TDT_A(_n) (0x03818 + (0x100 * (_n)))
594
595 /* TX Descriptor Control; RW */
596 #define E1000_TXDCTL(_n) (0x0E028 + (0x40 * (_n)))
597 #define E1000_TXDCTL_A(_n) (0x03828 + (0x100 * (_n)))
598
599 /* TX Descriptor Completion Write–Back Address Low; RW */
600 #define E1000_TDWBAL(_n) (0x0E038 + (0x40 * (_n)))
601 #define E1000_TDWBAL_A(_n) (0x03838 + (0x100 * (_n)))
602
603 /* TX Descriptor Completion Write–Back Address High; RW */
604 #define E1000_TDWBAH(_n) (0x0E03C + (0x40 * (_n)))
605 #define E1000_TDWBAH_A(_n) (0x0383C + (0x100 * (_n)))
606
607 #define E1000_MTA_A 0x0200
608
609 #define E1000_XDBAL_MASK (~(BIT(5) - 1)) /* TDBAL and RDBAL Registers Mask */
610
611 #define E1000_ICR_MACSEC 0x00000020 /* MACSec */
612 #define E1000_ICR_RX0 0x00000040 /* Receiver Overrun */
613 #define E1000_ICR_GPI_SDP0 0x00000800 /* General Purpose, SDP0 pin */
614 #define E1000_ICR_GPI_SDP1 0x00001000 /* General Purpose, SDP1 pin */
615 #define E1000_ICR_GPI_SDP2 0x00002000 /* General Purpose, SDP2 pin */
616 #define E1000_ICR_GPI_SDP3 0x00004000 /* General Purpose, SDP3 pin */
617 #define E1000_ICR_PTRAP 0x00008000 /* Probe Trap */
618 #define E1000_ICR_MNG 0x00040000 /* Management Event */
619 #define E1000_ICR_OMED 0x00100000 /* Other Media Energy Detected */
620 #define E1000_ICR_FER 0x00400000 /* Fatal Error */
621 #define E1000_ICR_NFER 0x00800000 /* Non Fatal Error */
622 #define E1000_ICR_CSRTO 0x01000000 /* CSR access Time Out Indication */
623 #define E1000_ICR_SCE 0x02000000 /* Storm Control Event */
624 #define E1000_ICR_SW_WD 0x04000000 /* Software Watchdog */
625
626 /* Extended Interrupts */
627
628 #define E1000_EICR_MSIX_MASK 0x01FFFFFF /* Bits used in MSI-X mode */
629 #define E1000_EICR_LEGACY_MASK 0x4000FFFF /* Bits used in non MSI-X mode */
630
631 /* Mirror VF Control (only RST bit); RW */
632 #define E1000_PVTCTRL(_n) (0x10000 + (_n) * 0x100)
633
634 /* Mirror Good Packets Received Count; RO */
635 #define E1000_PVFGPRC(_n) (0x10010 + (_n) * 0x100)
636
637 /* Mirror Good Packets Transmitted Count; RO */
638 #define E1000_PVFGPTC(_n) (0x10014 + (_n) * 0x100)
639
640 /* Mirror Good Octets Received Count; RO */
641 #define E1000_PVFGORC(_n) (0x10018 + (_n) * 0x100)
642
643 /* Mirror Extended Interrupt Cause Set; WO */
644 #define E1000_PVTEICS(_n) (0x10020 + (_n) * 0x100)
645
646 /* Mirror Extended Interrupt Mask Set/Read; RW */
647 #define E1000_PVTEIMS(_n) (0x10024 + (_n) * 0x100)
648
649 /* Mirror Extended Interrupt Mask Clear; WO */
650 #define E1000_PVTEIMC(_n) (0x10028 + (_n) * 0x100)
651
652 /* Mirror Extended Interrupt Auto Clear; RW */
653 #define E1000_PVTEIAC(_n) (0x1002C + (_n) * 0x100)
654
655 /* Mirror Extended Interrupt Auto Mask Enable; RW */
656 #define E1000_PVTEIAM(_n) (0x10030 + (_n) * 0x100)
657
658 /* Mirror Good Octets Transmitted Count; RO */
659 #define E1000_PVFGOTC(_n) (0x10034 + (_n) * 0x100)
660
661 /* Mirror Multicast Packets Received Count; RO */
662 #define E1000_PVFMPRC(_n) (0x1003C + (_n) * 0x100)
663
664 /* Mirror Good RX Packets loopback Count; RO */
665 #define E1000_PVFGPRLBC(_n) (0x10040 + (_n) * 0x100)
666
667 /* Mirror Good TX packets loopback Count; RO */
668 #define E1000_PVFGPTLBC(_n) (0x10044 + (_n) * 0x100)
669
670 /* Mirror Good RX Octets loopback Count; RO */
671 #define E1000_PVFGORLBC(_n) (0x10048 + (_n) * 0x100)
672
673 /* Mirror Good TX Octets loopback Count; RO */
674 #define E1000_PVFGOTLBC(_n) (0x10050 + (_n) * 0x100)
675
676 /* Mirror Extended Interrupt Cause Set; RC/W1C */
677 #define E1000_PVTEICR(_n) (0x10080 + (_n) * 0x100)
678
679 /*
680 * These are fake addresses that, according to the specification, the device
681 * is not using. They are used to distinguish between the PF and the VFs
682 * accessing their VTIVAR register (which is the same address, 0x1700)
683 */
684 #define E1000_VTIVAR 0x11700
685 #define E1000_VTIVAR_MISC 0x11720
686
687 #define E1000_RSS_QUEUE(reta, hash) (E1000_RETA_VAL(reta, hash) & 0x0F)
688
689 #define E1000_MRQ_RSS_TYPE_IPV4UDP 7
690 #define E1000_MRQ_RSS_TYPE_IPV6UDP 8
691
692 #define E1000_STATUS_IOV_MODE 0x00040000
693
694 #define E1000_STATUS_NUM_VFS_SHIFT 14
695
696 #define E1000_ADVRXD_PKT_IP4 BIT(0)
697 #define E1000_ADVRXD_PKT_IP6 BIT(2)
698 #define E1000_ADVRXD_PKT_IP6E BIT(3)
699 #define E1000_ADVRXD_PKT_TCP BIT(4)
700 #define E1000_ADVRXD_PKT_UDP BIT(5)
701 #define E1000_ADVRXD_PKT_SCTP BIT(6)
702
703 #define IGB_MAX_PS_BUFFERS 2
704
705 #define E1000_ADVRXD_HDR_LEN_OFFSET (21 - 16)
706 #define E1000_ADVRXD_ADV_HDR_LEN_MASK ((BIT(10) - 1) << \
707 E1000_ADVRXD_HDR_LEN_OFFSET)
708 #define E1000_ADVRXD_HDR_SPH BIT(15)
709 #define E1000_ADVRXD_ST_ERR_HBO_OFFSET BIT(3 + 20)
710
igb_ivar_entry_rx(uint8_t i)711 static inline uint8_t igb_ivar_entry_rx(uint8_t i)
712 {
713 return i < 8 ? i * 4 : (i - 8) * 4 + 2;
714 }
715
igb_ivar_entry_tx(uint8_t i)716 static inline uint8_t igb_ivar_entry_tx(uint8_t i)
717 {
718 return i < 8 ? i * 4 + 1 : (i - 8) * 4 + 3;
719 }
720
721 #endif
722