1/****************************************************************************
2 * Driver for Solarflare network controllers and boards
3 * Copyright 2012-2013 Solarflare Communications Inc.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published
7 * by the Free Software Foundation, incorporated herein by reference.
8 */
9
10#ifndef EFX_EF10_REGS_H
11#define EFX_EF10_REGS_H
12
13/* EF10 hardware architecture definitions have a name prefix following
14 * the format:
15 *
16 *     E<type>_<min-rev><max-rev>_
17 *
18 * The following <type> strings are used:
19 *
20 *             MMIO register  Host memory structure
21 * -------------------------------------------------------------
22 * Address     R
23 * Bitfield    RF             SF
24 * Enumerator  FE             SE
25 *
26 * <min-rev> is the first revision to which the definition applies:
27 *
28 *     D: Huntington A0
29 *
30 * If the definition has been changed or removed in later revisions
31 * then <max-rev> is the last revision to which the definition applies;
32 * otherwise it is "Z".
33 */
34
35/**************************************************************************
36 *
37 * EF10 registers and descriptors
38 *
39 **************************************************************************
40 */
41
42/* BIU_HW_REV_ID_REG:  */
43#define	ER_DZ_BIU_HW_REV_ID 0x00000000
44#define	ERF_DZ_HW_REV_ID_LBN 0
45#define	ERF_DZ_HW_REV_ID_WIDTH 32
46
47/* BIU_MC_SFT_STATUS_REG:  */
48#define	ER_DZ_BIU_MC_SFT_STATUS 0x00000010
49#define	ER_DZ_BIU_MC_SFT_STATUS_STEP 4
50#define	ER_DZ_BIU_MC_SFT_STATUS_ROWS 8
51#define	ERF_DZ_MC_SFT_STATUS_LBN 0
52#define	ERF_DZ_MC_SFT_STATUS_WIDTH 32
53
54/* BIU_INT_ISR_REG:  */
55#define	ER_DZ_BIU_INT_ISR 0x00000090
56#define	ERF_DZ_ISR_REG_LBN 0
57#define	ERF_DZ_ISR_REG_WIDTH 32
58
59/* MC_DB_LWRD_REG:  */
60#define	ER_DZ_MC_DB_LWRD 0x00000200
61#define	ERF_DZ_MC_DOORBELL_L_LBN 0
62#define	ERF_DZ_MC_DOORBELL_L_WIDTH 32
63
64/* MC_DB_HWRD_REG:  */
65#define	ER_DZ_MC_DB_HWRD 0x00000204
66#define	ERF_DZ_MC_DOORBELL_H_LBN 0
67#define	ERF_DZ_MC_DOORBELL_H_WIDTH 32
68
69/* EVQ_RPTR_REG:  */
70#define	ER_DZ_EVQ_RPTR 0x00000400
71#define	ER_DZ_EVQ_RPTR_STEP 8192
72#define	ER_DZ_EVQ_RPTR_ROWS 2048
73#define	ERF_DZ_EVQ_RPTR_VLD_LBN 15
74#define	ERF_DZ_EVQ_RPTR_VLD_WIDTH 1
75#define	ERF_DZ_EVQ_RPTR_LBN 0
76#define	ERF_DZ_EVQ_RPTR_WIDTH 15
77
78/* EVQ_TMR_REG:  */
79#define	ER_DZ_EVQ_TMR 0x00000420
80#define	ER_DZ_EVQ_TMR_STEP 8192
81#define	ER_DZ_EVQ_TMR_ROWS 2048
82#define	ERF_DZ_TC_TIMER_MODE_LBN 14
83#define	ERF_DZ_TC_TIMER_MODE_WIDTH 2
84#define	ERF_DZ_TC_TIMER_VAL_LBN 0
85#define	ERF_DZ_TC_TIMER_VAL_WIDTH 14
86
87/* RX_DESC_UPD_REG:  */
88#define	ER_DZ_RX_DESC_UPD 0x00000830
89#define	ER_DZ_RX_DESC_UPD_STEP 8192
90#define	ER_DZ_RX_DESC_UPD_ROWS 2048
91#define	ERF_DZ_RX_DESC_WPTR_LBN 0
92#define	ERF_DZ_RX_DESC_WPTR_WIDTH 12
93
94/* TX_DESC_UPD_REG:  */
95#define	ER_DZ_TX_DESC_UPD 0x00000a10
96#define	ER_DZ_TX_DESC_UPD_STEP 8192
97#define	ER_DZ_TX_DESC_UPD_ROWS 2048
98#define	ERF_DZ_RSVD_LBN 76
99#define	ERF_DZ_RSVD_WIDTH 20
100#define	ERF_DZ_TX_DESC_WPTR_LBN 64
101#define	ERF_DZ_TX_DESC_WPTR_WIDTH 12
102#define	ERF_DZ_TX_DESC_HWORD_LBN 32
103#define	ERF_DZ_TX_DESC_HWORD_WIDTH 32
104#define	ERF_DZ_TX_DESC_LWORD_LBN 0
105#define	ERF_DZ_TX_DESC_LWORD_WIDTH 32
106
107/* DRIVER_EV */
108#define	ESF_DZ_DRV_CODE_LBN 60
109#define	ESF_DZ_DRV_CODE_WIDTH 4
110#define	ESF_DZ_DRV_SUB_CODE_LBN 56
111#define	ESF_DZ_DRV_SUB_CODE_WIDTH 4
112#define	ESE_DZ_DRV_TIMER_EV 3
113#define	ESE_DZ_DRV_START_UP_EV 2
114#define	ESE_DZ_DRV_WAKE_UP_EV 1
115#define	ESF_DZ_DRV_SUB_DATA_LBN 0
116#define	ESF_DZ_DRV_SUB_DATA_WIDTH 56
117#define	ESF_DZ_DRV_EVQ_ID_LBN 0
118#define	ESF_DZ_DRV_EVQ_ID_WIDTH 14
119#define	ESF_DZ_DRV_TMR_ID_LBN 0
120#define	ESF_DZ_DRV_TMR_ID_WIDTH 14
121
122/* EVENT_ENTRY */
123#define	ESF_DZ_EV_CODE_LBN 60
124#define	ESF_DZ_EV_CODE_WIDTH 4
125#define	ESE_DZ_EV_CODE_MCDI_EV 12
126#define	ESE_DZ_EV_CODE_DRIVER_EV 5
127#define	ESE_DZ_EV_CODE_TX_EV 2
128#define	ESE_DZ_EV_CODE_RX_EV 0
129#define	ESE_DZ_OTHER other
130#define	ESF_DZ_EV_DATA_LBN 0
131#define	ESF_DZ_EV_DATA_WIDTH 60
132
133/* MC_EVENT */
134#define	ESF_DZ_MC_CODE_LBN 60
135#define	ESF_DZ_MC_CODE_WIDTH 4
136#define	ESF_DZ_MC_OVERRIDE_HOLDOFF_LBN 59
137#define	ESF_DZ_MC_OVERRIDE_HOLDOFF_WIDTH 1
138#define	ESF_DZ_MC_DROP_EVENT_LBN 58
139#define	ESF_DZ_MC_DROP_EVENT_WIDTH 1
140#define	ESF_DZ_MC_SOFT_LBN 0
141#define	ESF_DZ_MC_SOFT_WIDTH 58
142
143/* RX_EVENT */
144#define	ESF_DZ_RX_CODE_LBN 60
145#define	ESF_DZ_RX_CODE_WIDTH 4
146#define	ESF_DZ_RX_OVERRIDE_HOLDOFF_LBN 59
147#define	ESF_DZ_RX_OVERRIDE_HOLDOFF_WIDTH 1
148#define	ESF_DZ_RX_DROP_EVENT_LBN 58
149#define	ESF_DZ_RX_DROP_EVENT_WIDTH 1
150#define	ESF_DZ_RX_EV_RSVD2_LBN 54
151#define	ESF_DZ_RX_EV_RSVD2_WIDTH 4
152#define	ESF_DZ_RX_EV_SOFT2_LBN 52
153#define	ESF_DZ_RX_EV_SOFT2_WIDTH 2
154#define	ESF_DZ_RX_DSC_PTR_LBITS_LBN 48
155#define	ESF_DZ_RX_DSC_PTR_LBITS_WIDTH 4
156#define	ESF_DZ_RX_L4_CLASS_LBN 45
157#define	ESF_DZ_RX_L4_CLASS_WIDTH 3
158#define	ESE_DZ_L4_CLASS_RSVD7 7
159#define	ESE_DZ_L4_CLASS_RSVD6 6
160#define	ESE_DZ_L4_CLASS_RSVD5 5
161#define	ESE_DZ_L4_CLASS_RSVD4 4
162#define	ESE_DZ_L4_CLASS_RSVD3 3
163#define	ESE_DZ_L4_CLASS_UDP 2
164#define	ESE_DZ_L4_CLASS_TCP 1
165#define	ESE_DZ_L4_CLASS_UNKNOWN 0
166#define	ESF_DZ_RX_L3_CLASS_LBN 42
167#define	ESF_DZ_RX_L3_CLASS_WIDTH 3
168#define	ESE_DZ_L3_CLASS_RSVD7 7
169#define	ESE_DZ_L3_CLASS_IP6_FRAG 6
170#define	ESE_DZ_L3_CLASS_ARP 5
171#define	ESE_DZ_L3_CLASS_IP4_FRAG 4
172#define	ESE_DZ_L3_CLASS_FCOE 3
173#define	ESE_DZ_L3_CLASS_IP6 2
174#define	ESE_DZ_L3_CLASS_IP4 1
175#define	ESE_DZ_L3_CLASS_UNKNOWN 0
176#define	ESF_DZ_RX_ETH_TAG_CLASS_LBN 39
177#define	ESF_DZ_RX_ETH_TAG_CLASS_WIDTH 3
178#define	ESE_DZ_ETH_TAG_CLASS_RSVD7 7
179#define	ESE_DZ_ETH_TAG_CLASS_RSVD6 6
180#define	ESE_DZ_ETH_TAG_CLASS_RSVD5 5
181#define	ESE_DZ_ETH_TAG_CLASS_RSVD4 4
182#define	ESE_DZ_ETH_TAG_CLASS_RSVD3 3
183#define	ESE_DZ_ETH_TAG_CLASS_VLAN2 2
184#define	ESE_DZ_ETH_TAG_CLASS_VLAN1 1
185#define	ESE_DZ_ETH_TAG_CLASS_NONE 0
186#define	ESF_DZ_RX_ETH_BASE_CLASS_LBN 36
187#define	ESF_DZ_RX_ETH_BASE_CLASS_WIDTH 3
188#define	ESE_DZ_ETH_BASE_CLASS_LLC_SNAP 2
189#define	ESE_DZ_ETH_BASE_CLASS_LLC 1
190#define	ESE_DZ_ETH_BASE_CLASS_ETH2 0
191#define	ESF_DZ_RX_MAC_CLASS_LBN 35
192#define	ESF_DZ_RX_MAC_CLASS_WIDTH 1
193#define	ESE_DZ_MAC_CLASS_MCAST 1
194#define	ESE_DZ_MAC_CLASS_UCAST 0
195#define	ESF_DZ_RX_EV_SOFT1_LBN 32
196#define	ESF_DZ_RX_EV_SOFT1_WIDTH 3
197#define	ESF_DZ_RX_EV_RSVD1_LBN 31
198#define	ESF_DZ_RX_EV_RSVD1_WIDTH 1
199#define	ESF_DZ_RX_ABORT_LBN 30
200#define	ESF_DZ_RX_ABORT_WIDTH 1
201#define	ESF_DZ_RX_ECC_ERR_LBN 29
202#define	ESF_DZ_RX_ECC_ERR_WIDTH 1
203#define	ESF_DZ_RX_CRC1_ERR_LBN 28
204#define	ESF_DZ_RX_CRC1_ERR_WIDTH 1
205#define	ESF_DZ_RX_CRC0_ERR_LBN 27
206#define	ESF_DZ_RX_CRC0_ERR_WIDTH 1
207#define	ESF_DZ_RX_TCPUDP_CKSUM_ERR_LBN 26
208#define	ESF_DZ_RX_TCPUDP_CKSUM_ERR_WIDTH 1
209#define	ESF_DZ_RX_IPCKSUM_ERR_LBN 25
210#define	ESF_DZ_RX_IPCKSUM_ERR_WIDTH 1
211#define	ESF_DZ_RX_ECRC_ERR_LBN 24
212#define	ESF_DZ_RX_ECRC_ERR_WIDTH 1
213#define	ESF_DZ_RX_QLABEL_LBN 16
214#define	ESF_DZ_RX_QLABEL_WIDTH 5
215#define	ESF_DZ_RX_PARSE_INCOMPLETE_LBN 15
216#define	ESF_DZ_RX_PARSE_INCOMPLETE_WIDTH 1
217#define	ESF_DZ_RX_CONT_LBN 14
218#define	ESF_DZ_RX_CONT_WIDTH 1
219#define	ESF_DZ_RX_BYTES_LBN 0
220#define	ESF_DZ_RX_BYTES_WIDTH 14
221
222/* RX_KER_DESC */
223#define	ESF_DZ_RX_KER_RESERVED_LBN 62
224#define	ESF_DZ_RX_KER_RESERVED_WIDTH 2
225#define	ESF_DZ_RX_KER_BYTE_CNT_LBN 48
226#define	ESF_DZ_RX_KER_BYTE_CNT_WIDTH 14
227#define	ESF_DZ_RX_KER_BUF_ADDR_LBN 0
228#define	ESF_DZ_RX_KER_BUF_ADDR_WIDTH 48
229
230/* TX_CSUM_TSTAMP_DESC */
231#define	ESF_DZ_TX_DESC_IS_OPT_LBN 63
232#define	ESF_DZ_TX_DESC_IS_OPT_WIDTH 1
233#define	ESF_DZ_TX_OPTION_TYPE_LBN 60
234#define	ESF_DZ_TX_OPTION_TYPE_WIDTH 3
235#define	ESE_DZ_TX_OPTION_DESC_TSO 7
236#define	ESE_DZ_TX_OPTION_DESC_VLAN 6
237#define	ESE_DZ_TX_OPTION_DESC_CRC_CSUM 0
238#define	ESF_DZ_TX_TIMESTAMP_LBN 5
239#define	ESF_DZ_TX_TIMESTAMP_WIDTH 1
240#define	ESF_DZ_TX_OPTION_CRC_MODE_LBN 2
241#define	ESF_DZ_TX_OPTION_CRC_MODE_WIDTH 3
242#define	ESE_DZ_TX_OPTION_CRC_FCOIP_MPA 5
243#define	ESE_DZ_TX_OPTION_CRC_FCOIP_FCOE 4
244#define	ESE_DZ_TX_OPTION_CRC_ISCSI_HDR_AND_PYLD 3
245#define	ESE_DZ_TX_OPTION_CRC_ISCSI_HDR 2
246#define	ESE_DZ_TX_OPTION_CRC_FCOE 1
247#define	ESE_DZ_TX_OPTION_CRC_OFF 0
248#define	ESF_DZ_TX_OPTION_UDP_TCP_CSUM_LBN 1
249#define	ESF_DZ_TX_OPTION_UDP_TCP_CSUM_WIDTH 1
250#define	ESF_DZ_TX_OPTION_IP_CSUM_LBN 0
251#define	ESF_DZ_TX_OPTION_IP_CSUM_WIDTH 1
252
253/* TX_EVENT */
254#define	ESF_DZ_TX_CODE_LBN 60
255#define	ESF_DZ_TX_CODE_WIDTH 4
256#define	ESF_DZ_TX_OVERRIDE_HOLDOFF_LBN 59
257#define	ESF_DZ_TX_OVERRIDE_HOLDOFF_WIDTH 1
258#define	ESF_DZ_TX_DROP_EVENT_LBN 58
259#define	ESF_DZ_TX_DROP_EVENT_WIDTH 1
260#define	ESF_DZ_TX_EV_RSVD_LBN 48
261#define	ESF_DZ_TX_EV_RSVD_WIDTH 10
262#define	ESF_DZ_TX_SOFT2_LBN 32
263#define	ESF_DZ_TX_SOFT2_WIDTH 16
264#define	ESF_DZ_TX_CAN_MERGE_LBN 31
265#define	ESF_DZ_TX_CAN_MERGE_WIDTH 1
266#define	ESF_DZ_TX_SOFT1_LBN 24
267#define	ESF_DZ_TX_SOFT1_WIDTH 7
268#define	ESF_DZ_TX_QLABEL_LBN 16
269#define	ESF_DZ_TX_QLABEL_WIDTH 5
270#define	ESF_DZ_TX_DESCR_INDX_LBN 0
271#define	ESF_DZ_TX_DESCR_INDX_WIDTH 16
272
273/* TX_KER_DESC */
274#define	ESF_DZ_TX_KER_TYPE_LBN 63
275#define	ESF_DZ_TX_KER_TYPE_WIDTH 1
276#define	ESF_DZ_TX_KER_CONT_LBN 62
277#define	ESF_DZ_TX_KER_CONT_WIDTH 1
278#define	ESF_DZ_TX_KER_BYTE_CNT_LBN 48
279#define	ESF_DZ_TX_KER_BYTE_CNT_WIDTH 14
280#define	ESF_DZ_TX_KER_BUF_ADDR_LBN 0
281#define	ESF_DZ_TX_KER_BUF_ADDR_WIDTH 48
282
283/* TX_PIO_DESC */
284#define	ESF_DZ_TX_PIO_TYPE_LBN 63
285#define	ESF_DZ_TX_PIO_TYPE_WIDTH 1
286#define	ESF_DZ_TX_PIO_OPT_LBN 60
287#define	ESF_DZ_TX_PIO_OPT_WIDTH 3
288#define	ESE_DZ_TX_OPTION_DESC_PIO 1
289#define	ESF_DZ_TX_PIO_CONT_LBN 59
290#define	ESF_DZ_TX_PIO_CONT_WIDTH 1
291#define	ESF_DZ_TX_PIO_BYTE_CNT_LBN 32
292#define	ESF_DZ_TX_PIO_BYTE_CNT_WIDTH 12
293#define	ESF_DZ_TX_PIO_BUF_ADDR_LBN 0
294#define	ESF_DZ_TX_PIO_BUF_ADDR_WIDTH 12
295
296/* TX_TSO_DESC */
297#define	ESF_DZ_TX_DESC_IS_OPT_LBN 63
298#define	ESF_DZ_TX_DESC_IS_OPT_WIDTH 1
299#define	ESF_DZ_TX_OPTION_TYPE_LBN 60
300#define	ESF_DZ_TX_OPTION_TYPE_WIDTH 3
301#define	ESE_DZ_TX_OPTION_DESC_TSO 7
302#define	ESE_DZ_TX_OPTION_DESC_VLAN 6
303#define	ESE_DZ_TX_OPTION_DESC_CRC_CSUM 0
304#define	ESF_DZ_TX_TSO_TCP_FLAGS_LBN 48
305#define	ESF_DZ_TX_TSO_TCP_FLAGS_WIDTH 8
306#define	ESF_DZ_TX_TSO_IP_ID_LBN 32
307#define	ESF_DZ_TX_TSO_IP_ID_WIDTH 16
308#define	ESF_DZ_TX_TSO_TCP_SEQNO_LBN 0
309#define	ESF_DZ_TX_TSO_TCP_SEQNO_WIDTH 32
310
311/*************************************************************************/
312
313/* TX_DESC_UPD_REG: Transmit descriptor update register.
314 * We may write just one dword of these registers.
315 */
316#define ER_DZ_TX_DESC_UPD_DWORD		(ER_DZ_TX_DESC_UPD + 2 * 4)
317#define ERF_DZ_TX_DESC_WPTR_DWORD_LBN	(ERF_DZ_TX_DESC_WPTR_LBN - 2 * 32)
318#define ERF_DZ_TX_DESC_WPTR_DWORD_WIDTH	ERF_DZ_TX_DESC_WPTR_WIDTH
319
320/* The workaround for bug 35388 requires multiplexing writes through
321 * the TX_DESC_UPD_DWORD address.
322 * TX_DESC_UPD: 0ppppppppppp               (bit 11 lost)
323 * EVQ_RPTR:    1000hhhhhhhh, 1001llllllll (split into high and low bits)
324 * EVQ_TMR:     11mmvvvvvvvv               (bits 8:13 of value lost)
325 */
326#define ER_DD_EVQ_INDIRECT		ER_DZ_TX_DESC_UPD_DWORD
327#define ERF_DD_EVQ_IND_RPTR_FLAGS_LBN	8
328#define ERF_DD_EVQ_IND_RPTR_FLAGS_WIDTH	4
329#define EFE_DD_EVQ_IND_RPTR_FLAGS_HIGH	8
330#define EFE_DD_EVQ_IND_RPTR_FLAGS_LOW	9
331#define ERF_DD_EVQ_IND_RPTR_LBN		0
332#define ERF_DD_EVQ_IND_RPTR_WIDTH	8
333#define ERF_DD_EVQ_IND_TIMER_FLAGS_LBN	10
334#define ERF_DD_EVQ_IND_TIMER_FLAGS_WIDTH 2
335#define EFE_DD_EVQ_IND_TIMER_FLAGS	3
336#define ERF_DD_EVQ_IND_TIMER_MODE_LBN	8
337#define ERF_DD_EVQ_IND_TIMER_MODE_WIDTH	2
338#define ERF_DD_EVQ_IND_TIMER_VAL_LBN	0
339#define ERF_DD_EVQ_IND_TIMER_VAL_WIDTH	8
340
341/* TX_PIOBUF
342 * PIO buffer aperture (paged)
343 */
344#define ER_DZ_TX_PIOBUF 4096
345#define ER_DZ_TX_PIOBUF_SIZE 2048
346
347/* RX packet prefix */
348#define ES_DZ_RX_PREFIX_HASH_OFST 0
349#define ES_DZ_RX_PREFIX_VLAN1_OFST 4
350#define ES_DZ_RX_PREFIX_VLAN2_OFST 6
351#define ES_DZ_RX_PREFIX_PKTLEN_OFST 8
352#define ES_DZ_RX_PREFIX_TSTAMP_OFST 10
353#define ES_DZ_RX_PREFIX_SIZE 14
354
355#endif /* EFX_EF10_REGS_H */
356