xref: /freebsd/sys/dev/nfe/if_nfereg.h (revision edf8578117e8844e02c0121147f45e4609b30680)
1 /*	$OpenBSD: if_nfereg.h,v 1.16 2006/02/22 19:23:44 damien Exp $	*/
2 
3 /*-
4  * Copyright (c) 2005 Jonathan Gray <jsg@openbsd.org>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #define	NFE_RX_RING_COUNT	256
20 #define	NFE_JUMBO_RX_RING_COUNT	NFE_RX_RING_COUNT
21 #define	NFE_TX_RING_COUNT	256
22 
23 #define	NFE_PROC_DEFAULT	((NFE_RX_RING_COUNT * 3) / 4)
24 #define	NFE_PROC_MIN		50
25 #define	NFE_PROC_MAX		(NFE_RX_RING_COUNT - 1)
26 
27 #define	NFE_INC(x, y)	(x) = ((x) + 1) % y
28 
29 /* RX/TX MAC addr + type + VLAN + align + slack */
30 #define	NFE_RX_HEADERS		64
31 
32 /* Maximum MTU size. */
33 #define	NV_PKTLIMIT_1		ETH_DATA_LEN	/* Hard limit not known. */
34 #define	NV_PKTLIMIT_2		9100 /* Actual limit according to NVidia:9202 */
35 
36 #define	NFE_JUMBO_FRAMELEN	NV_PKTLIMIT_2
37 #define	NFE_JUMBO_MTU		\
38 	(NFE_JUMBO_FRAMELEN - NFE_RX_HEADERS)
39 #define	NFE_MIN_FRAMELEN	(ETHER_MIN_LEN - ETHER_CRC_LEN)
40 
41 #define	NFE_MAX_SCATTER		35
42 #define	NFE_TSO_MAXSGSIZE	4096
43 #define	NFE_TSO_MAXSIZE		(65535 + sizeof(struct ether_vlan_header))
44 
45 #define	NFE_IRQ_STATUS		0x000
46 #define	NFE_IRQ_MASK		0x004
47 #define	NFE_SETUP_R6		0x008
48 #define	NFE_IMTIMER		0x00c
49 #define	NFE_MSI_MAP0		0x020
50 #define	NFE_MSI_MAP1		0x024
51 #define	NFE_MSI_IRQ_MASK	0x030
52 #define	NFE_MAC_RESET		0x03c
53 #define	NFE_MISC1		0x080
54 #define	NFE_TX_CTL		0x084
55 #define	NFE_TX_STATUS		0x088
56 #define	NFE_RXFILTER		0x08c
57 #define	NFE_RXBUFSZ		0x090
58 #define	NFE_RX_CTL		0x094
59 #define	NFE_RX_STATUS		0x098
60 #define	NFE_RNDSEED		0x09c
61 #define	NFE_SETUP_R1		0x0a0
62 #define	NFE_SETUP_R2		0x0a4
63 #define	NFE_MACADDR_HI		0x0a8
64 #define	NFE_MACADDR_LO		0x0ac
65 #define	NFE_MULTIADDR_HI	0x0b0
66 #define	NFE_MULTIADDR_LO	0x0b4
67 #define	NFE_MULTIMASK_HI	0x0b8
68 #define	NFE_MULTIMASK_LO	0x0bc
69 #define	NFE_PHY_IFACE		0x0c0
70 #define	NFE_TX_RING_ADDR_LO	0x100
71 #define	NFE_RX_RING_ADDR_LO	0x104
72 #define	NFE_RING_SIZE		0x108
73 #define	NFE_TX_UNK		0x10c
74 #define	NFE_LINKSPEED		0x110
75 #define	NFE_SETUP_R5		0x130
76 #define	NFE_SETUP_R3		0x13C
77 #define	NFE_SETUP_R7		0x140
78 #define	NFE_RXTX_CTL		0x144
79 #define	NFE_TX_RING_ADDR_HI	0x148
80 #define	NFE_RX_RING_ADDR_HI	0x14c
81 #define	NFE_TX_PAUSE_FRAME	0x170
82 #define	NFE_PHY_STATUS		0x180
83 #define	NFE_SETUP_R4		0x184
84 #define	NFE_STATUS		0x188
85 #define	NFE_PHY_SPEED		0x18c
86 #define	NFE_PHY_CTL		0x190
87 #define	NFE_PHY_DATA		0x194
88 #define	NFE_TX_UNICAST		0x1a0
89 #define	NFE_TX_MULTICAST	0x1a4
90 #define	NFE_TX_BROADCAST	0x1a8
91 #define	NFE_WOL_CTL		0x200
92 #define	NFE_PATTERN_CRC		0x204
93 #define	NFE_PATTERN_MASK	0x208
94 #define	NFE_PWR_CAP		0x268
95 #define	NFE_PWR_STATE		0x26c
96 #define	NFE_TX_OCTET		0x280
97 #define	NFE_TX_ZERO_REXMIT	0x284
98 #define	NFE_TX_ONE_REXMIT	0x288
99 #define	NFE_TX_MULTI_REXMIT	0x28c
100 #define	NFE_TX_LATE_COL		0x290
101 #define	NFE_TX_FIFO_UNDERUN	0x294
102 #define	NFE_TX_CARRIER_LOST	0x298
103 #define	NFE_TX_EXCESS_DEFERRAL	0x29c
104 #define	NFE_TX_RETRY_ERROR	0x2a0
105 #define	NFE_RX_FRAME_ERROR	0x2a4
106 #define	NFE_RX_EXTRA_BYTES	0x2a8
107 #define	NFE_RX_LATE_COL		0x2ac
108 #define	NFE_RX_RUNT		0x2b0
109 #define	NFE_RX_JUMBO		0x2b4
110 #define	NFE_RX_FIFO_OVERUN	0x2b8
111 #define	NFE_RX_CRC_ERROR	0x2bc
112 #define	NFE_RX_FAE		0x2c0
113 #define	NFE_RX_LEN_ERROR	0x2c4
114 #define	NFE_RX_UNICAST		0x2c8
115 #define	NFE_RX_MULTICAST	0x2cc
116 #define	NFE_RX_BROADCAST	0x2d0
117 #define	NFE_TX_DEFERAL		0x2d4
118 #define	NFE_TX_FRAME		0x2d8
119 #define	NFE_RX_OCTET		0x2dc
120 #define	NFE_TX_PAUSE		0x2e0
121 #define	NFE_RX_PAUSE		0x2e4
122 #define	NFE_RX_DROP		0x2e8
123 #define	NFE_VTAG_CTL		0x300
124 #define	NFE_MSIX_MAP0		0x3e0
125 #define	NFE_MSIX_MAP1		0x3e4
126 #define	NFE_MSIX_IRQ_STATUS	0x3f0
127 #define	NFE_PWR2_CTL		0x600
128 
129 #define	NFE_MAC_RESET_MAGIC	0x00f3
130 
131 #define	NFE_MAC_ADDR_INORDER	0x8000
132 
133 #define	NFE_PHY_ERROR		0x00001
134 #define	NFE_PHY_WRITE		0x00400
135 #define	NFE_PHY_BUSY		0x08000
136 #define	NFE_PHYADD_SHIFT	5
137 
138 #define	NFE_STATUS_MAGIC	0x140000
139 
140 #define	NFE_R1_MAGIC_1000	0x14050f
141 #define	NFE_R1_MAGIC_10_100	0x16070f
142 #define	NFE_R1_MAGIC_DEFAULT	0x15050f
143 #define	NFE_R2_MAGIC		0x16
144 #define	NFE_R4_MAGIC		0x08
145 #define	NFE_R6_MAGIC		0x03
146 #define	NFE_WOL_MAGIC		0x1111
147 #define	NFE_RX_START		0x01
148 #define	NFE_TX_START		0x01
149 
150 #define	NFE_IRQ_RXERR		0x0001
151 #define	NFE_IRQ_RX		0x0002
152 #define	NFE_IRQ_RX_NOBUF	0x0004
153 #define	NFE_IRQ_TXERR		0x0008
154 #define	NFE_IRQ_TX_DONE		0x0010
155 #define	NFE_IRQ_TIMER		0x0020
156 #define	NFE_IRQ_LINK		0x0040
157 #define	NFE_IRQ_TXERR2		0x0080
158 #define	NFE_IRQ_TX1		0x0100
159 
160 #define	NFE_IRQ_WANTED							\
161 	(NFE_IRQ_RXERR | NFE_IRQ_RX_NOBUF | NFE_IRQ_RX |		\
162 	 NFE_IRQ_TXERR | NFE_IRQ_TXERR2 | NFE_IRQ_TX_DONE |		\
163 	 NFE_IRQ_LINK)
164 
165 #define	NFE_RXTX_KICKTX		0x0001
166 #define	NFE_RXTX_BIT1		0x0002
167 #define	NFE_RXTX_BIT2		0x0004
168 #define	NFE_RXTX_RESET		0x0010
169 #define	NFE_RXTX_VTAG_STRIP	0x0040
170 #define	NFE_RXTX_VTAG_INSERT	0x0080
171 #define	NFE_RXTX_RXCSUM		0x0400
172 #define	NFE_RXTX_V2MAGIC	0x2100
173 #define	NFE_RXTX_V3MAGIC	0x2200
174 #define	NFE_RXFILTER_MAGIC	0x007f0000
175 #define	NFE_PFF_RX_PAUSE	(1 << 3)
176 #define	NFE_PFF_LOOPBACK	(1 << 4)
177 #define	NFE_PFF_U2M		(1 << 5)
178 #define	NFE_PFF_PROMISC		(1 << 7)
179 #define	NFE_CSUM_FEATURES	(CSUM_IP | CSUM_TCP | CSUM_UDP)
180 
181 /* default interrupt moderation timer of 128us */
182 #define	NFE_IM_DEFAULT	((128 * 100) / 1024)
183 
184 #define	NFE_VTAG_ENABLE		(1 << 13)
185 
186 #define	NFE_PWR_VALID		(1 << 8)
187 #define	NFE_PWR_WAKEUP		(1 << 15)
188 
189 #define	NFE_PWR2_WAKEUP_MASK	0x0f11
190 #define	NFE_PWR2_REVA3		(1 << 0)
191 #define	NFE_PWR2_GATE_CLOCKS	0x0f00
192 
193 #define	NFE_MEDIA_SET		0x10000
194 #define	NFE_MEDIA_1000T		0x00032
195 #define	NFE_MEDIA_100TX		0x00064
196 #define	NFE_MEDIA_10T		0x003e8
197 
198 #define	NFE_PHY_100TX		(1 << 0)
199 #define	NFE_PHY_1000T		(1 << 1)
200 #define	NFE_PHY_HDX		(1 << 8)
201 
202 #define	NFE_MISC1_MAGIC		0x003b0f3c
203 #define	NFE_MISC1_TX_PAUSE	(1 << 0)
204 #define	NFE_MISC1_HDX		(1 << 1)
205 
206 #define	NFE_TX_PAUSE_FRAME_DISABLE	0x1ff0080
207 #define	NFE_TX_PAUSE_FRAME_ENABLE	0x0c00030
208 
209 #define	NFE_SEED_MASK		0x0003ff00
210 #define	NFE_SEED_10T		0x00007f00
211 #define	NFE_SEED_100TX		0x00002d00
212 #define	NFE_SEED_1000T		0x00007400
213 
214 #define	NFE_NUM_MIB_STATV1	21
215 #define	NFE_NUM_MIB_STATV2	27
216 #define	NFE_NUM_MIB_STATV3	30
217 
218 #define	NFE_MSI_MESSAGES	8
219 #define	NFE_MSI_VECTOR_0_ENABLED	0x01
220 
221 /*
222  * It seems that nForce supports only the lower 40 bits of a DMA address.
223  */
224 #if (BUS_SPACE_MAXADDR < 0xFFFFFFFFFF)
225 #define	NFE_DMA_MAXADDR		BUS_SPACE_MAXADDR
226 #else
227 #define	NFE_DMA_MAXADDR		0xFFFFFFFFFF
228 #endif
229 
230 #define	NFE_ADDR_LO(x)		((u_int64_t) (x) & 0xffffffff)
231 #define	NFE_ADDR_HI(x)		((u_int64_t) (x) >> 32)
232 
233 /* Rx/Tx descriptor */
234 struct nfe_desc32 {
235 	uint32_t	physaddr;
236 	uint16_t	length;
237 	uint16_t	flags;
238 #define	NFE_RX_FIXME_V1		0x6004
239 #define	NFE_RX_VALID_V1		(1 << 0)
240 #define	NFE_TX_ERROR_V1		0x7808
241 #define	NFE_TX_LASTFRAG_V1	(1 << 0)
242 #define	NFE_RX_ERROR1_V1	(1<<7)
243 #define	NFE_RX_ERROR2_V1	(1<<8)
244 #define	NFE_RX_ERROR3_V1	(1<<9)
245 #define	NFE_RX_ERROR4_V1	(1<<10)
246 } __packed;
247 
248 #define	NFE_V1_TXERR	"\020"	\
249 	"\14TXERROR\13UNDERFLOW\12LATECOLLISION\11LOSTCARRIER\10DEFERRED" \
250 	"\08FORCEDINT\03RETRY\00LASTPACKET"
251 
252 /* V2 Rx/Tx descriptor */
253 struct nfe_desc64 {
254 	uint32_t	physaddr[2];
255 	uint32_t	vtag;
256 #define	NFE_RX_VTAG		(1 << 16)
257 #define	NFE_TX_VTAG		(1 << 18)
258 	uint16_t	length;
259 	uint16_t	flags;
260 #define	NFE_RX_FIXME_V2		0x4300
261 #define	NFE_RX_VALID_V2		(1 << 13)
262 #define	NFE_TX_ERROR_V2		0x5c04
263 #define	NFE_TX_LASTFRAG_V2	(1 << 13)
264 #define	NFE_RX_ERROR1_V2	(1<<2)
265 #define	NFE_RX_ERROR2_V2	(1<<3)
266 #define	NFE_RX_ERROR3_V2	(1<<4)
267 #define	NFE_RX_ERROR4_V2	(1<<5)
268 } __packed;
269 
270 #define	NFE_V2_TXERR	"\020"	\
271 	"\14FORCEDINT\13LASTPACKET\12UNDERFLOW\10LOSTCARRIER\09DEFERRED\02RETRY"
272 
273 #define	NFE_RING_ALIGN	(sizeof(struct nfe_desc64))
274 
275 /* flags common to V1/V2 descriptors */
276 #define	NFE_RX_UDP_CSUMOK	(1 << 10)
277 #define	NFE_RX_TCP_CSUMOK	(1 << 11)
278 #define	NFE_RX_IP_CSUMOK	(1 << 12)
279 #define	NFE_RX_ERROR		(1 << 14)
280 #define	NFE_RX_READY		(1 << 15)
281 #define	NFE_RX_LEN_MASK		0x3fff
282 #define	NFE_TX_TCP_UDP_CSUM	(1 << 10)
283 #define	NFE_TX_IP_CSUM		(1 << 11)
284 #define	NFE_TX_TSO		(1 << 12)
285 #define	NFE_TX_TSO_SHIFT	14
286 #define	NFE_TX_VALID		(1 << 15)
287 
288 #define	NFE_READ(sc, reg) \
289 	bus_read_4((sc)->nfe_res[0], (reg))
290 
291 #define	NFE_WRITE(sc, reg, val) \
292 	bus_write_4((sc)->nfe_res[0], (reg), (val))
293 
294 #define	NFE_TIMEOUT	1000
295 
296 #ifndef PCI_VENDOR_NVIDIA
297 #define	PCI_VENDOR_NVIDIA	0x10DE
298 #endif
299 
300 #define	PCI_PRODUCT_NVIDIA_NFORCE_LAN		0x01C3
301 #define	PCI_PRODUCT_NVIDIA_NFORCE2_LAN		0x0066
302 #define	PCI_PRODUCT_NVIDIA_NFORCE3_LAN1		0x00D6
303 #define	PCI_PRODUCT_NVIDIA_NFORCE2_400_LAN1	0x0086
304 #define	PCI_PRODUCT_NVIDIA_NFORCE2_400_LAN2	0x008C
305 #define	PCI_PRODUCT_NVIDIA_NFORCE3_250_LAN	0x00E6
306 #define	PCI_PRODUCT_NVIDIA_NFORCE3_LAN4		0x00DF
307 #define	PCI_PRODUCT_NVIDIA_NFORCE4_LAN1		0x0056
308 #define	PCI_PRODUCT_NVIDIA_NFORCE4_LAN2		0x0057
309 #define	PCI_PRODUCT_NVIDIA_MCP04_LAN1		0x0037
310 #define	PCI_PRODUCT_NVIDIA_MCP04_LAN2		0x0038
311 #define	PCI_PRODUCT_NVIDIA_NFORCE430_LAN1	0x0268
312 #define	PCI_PRODUCT_NVIDIA_NFORCE430_LAN2	0x0269
313 #define	PCI_PRODUCT_NVIDIA_MCP55_LAN1		0x0372
314 #define	PCI_PRODUCT_NVIDIA_MCP55_LAN2		0x0373
315 #define	PCI_PRODUCT_NVIDIA_MCP61_LAN1		0x03e5
316 #define	PCI_PRODUCT_NVIDIA_MCP61_LAN2		0x03e6
317 #define	PCI_PRODUCT_NVIDIA_MCP61_LAN3		0x03ee
318 #define	PCI_PRODUCT_NVIDIA_MCP61_LAN4		0x03ef
319 #define	PCI_PRODUCT_NVIDIA_MCP65_LAN1		0x0450
320 #define	PCI_PRODUCT_NVIDIA_MCP65_LAN2		0x0451
321 #define	PCI_PRODUCT_NVIDIA_MCP65_LAN3		0x0452
322 #define	PCI_PRODUCT_NVIDIA_MCP65_LAN4		0x0453
323 #define	PCI_PRODUCT_NVIDIA_MCP67_LAN1		0x054c
324 #define	PCI_PRODUCT_NVIDIA_MCP67_LAN2		0x054d
325 #define	PCI_PRODUCT_NVIDIA_MCP67_LAN3		0x054e
326 #define	PCI_PRODUCT_NVIDIA_MCP67_LAN4		0x054f
327 #define	PCI_PRODUCT_NVIDIA_MCP73_LAN1		0x07dc
328 #define	PCI_PRODUCT_NVIDIA_MCP73_LAN2		0x07dd
329 #define	PCI_PRODUCT_NVIDIA_MCP73_LAN3		0x07de
330 #define	PCI_PRODUCT_NVIDIA_MCP73_LAN4		0x07df
331 #define	PCI_PRODUCT_NVIDIA_MCP77_LAN1		0x0760
332 #define	PCI_PRODUCT_NVIDIA_MCP77_LAN2		0x0761
333 #define	PCI_PRODUCT_NVIDIA_MCP77_LAN3		0x0762
334 #define	PCI_PRODUCT_NVIDIA_MCP77_LAN4		0x0763
335 #define	PCI_PRODUCT_NVIDIA_MCP79_LAN1		0x0ab0
336 #define	PCI_PRODUCT_NVIDIA_MCP79_LAN2		0x0ab1
337 #define	PCI_PRODUCT_NVIDIA_MCP79_LAN3		0x0ab2
338 #define	PCI_PRODUCT_NVIDIA_MCP79_LAN4		0x0ab3
339 #define	PCI_PRODUCT_NVIDIA_MCP89_LAN		0x0d7d
340 
341 #define	PCI_PRODUCT_NVIDIA_NFORCE3_LAN2	PCI_PRODUCT_NVIDIA_NFORCE2_400_LAN1
342 #define	PCI_PRODUCT_NVIDIA_NFORCE3_LAN3	PCI_PRODUCT_NVIDIA_NFORCE2_400_LAN2
343 #define	PCI_PRODUCT_NVIDIA_NFORCE3_LAN5	PCI_PRODUCT_NVIDIA_NFORCE3_250_LAN
344 #define	PCI_PRODUCT_NVIDIA_CK804_LAN1	PCI_PRODUCT_NVIDIA_NFORCE4_LAN1
345 #define	PCI_PRODUCT_NVIDIA_CK804_LAN2	PCI_PRODUCT_NVIDIA_NFORCE4_LAN2
346 #define	PCI_PRODUCT_NVIDIA_MCP51_LAN1	PCI_PRODUCT_NVIDIA_NFORCE430_LAN1
347 #define	PCI_PRODUCT_NVIDIA_MCP51_LAN2	PCI_PRODUCT_NVIDIA_NFORCE430_LAN2
348 
349 #define	NFE_DEBUG		0x0000
350 #define	NFE_DEBUG_INIT		0x0001
351 #define	NFE_DEBUG_RUNNING	0x0002
352 #define	NFE_DEBUG_DEINIT 	0x0004
353 #define	NFE_DEBUG_IOCTL		0x0008
354 #define	NFE_DEBUG_INTERRUPT	0x0010
355 #define	NFE_DEBUG_API		0x0020
356 #define	NFE_DEBUG_LOCK		0x0040
357 #define	NFE_DEBUG_BROKEN	0x0080
358 #define	NFE_DEBUG_MII		0x0100
359 #define	NFE_DEBUG_ALL		0xFFFF
360