Annotation of sys/dev/pci/if_devar.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: if_devar.h,v 1.27 2006/07/08 04:15:36 brad Exp $ */
2: /* $NetBSD: if_devar.h,v 1.13 1997/06/08 18:46:36 thorpej Exp $ */
3:
4: /*-
5: * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com)
6: * All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. The name of the author may not be used to endorse or promote products
14: * derived from this software without specific prior written permission
15: *
16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26: *
27: * Id: if_devar.h,v 1.23 1997/06/03 18:51:16 thomas Exp
28: */
29:
30: #define TULIP_CSR_READ(sc, csr) \
31: bus_space_read_4((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr)
32: #define TULIP_CSR_WRITE(sc, csr, val) \
33: bus_space_write_4((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr, (val))
34:
35: #define TULIP_CSR_READBYTE(sc, csr) \
36: bus_space_read_1((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr)
37: #define TULIP_CSR_WRITEBYTE(sc, csr, val) \
38: bus_space_write_1((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr, (val))
39:
40: #ifdef TULIP_IOMAPPED
41: #define TULIP_PCI_CSRSIZE 8
42: #define TULIP_PCI_CSROFFSET 0
43: #else /* TULIP_IOMAPPED */
44: #define TULIP_PCI_CSRSIZE 8
45: #define TULIP_PCI_CSROFFSET 0
46: #endif /* TULIP_IOMAPPED */
47:
48: /*
49: * This structure contains "pointers" for the registers on
50: * the various 21x4x chips. CSR0 through CSR8 are common
51: * to all chips. After that, it gets messy...
52: */
53: typedef struct {
54: bus_size_t csr_busmode; /* CSR0 */
55: bus_size_t csr_txpoll; /* CSR1 */
56: bus_size_t csr_rxpoll; /* CSR2 */
57: bus_size_t csr_rxlist; /* CSR3 */
58: bus_size_t csr_txlist; /* CSR4 */
59: bus_size_t csr_status; /* CSR5 */
60: bus_size_t csr_command; /* CSR6 */
61: bus_size_t csr_intr; /* CSR7 */
62: bus_size_t csr_missed_frames; /* CSR8 */
63: bus_size_t csr_9; /* CSR9 */
64: bus_size_t csr_10; /* CSR10 */
65: bus_size_t csr_11; /* CSR11 */
66: bus_size_t csr_12; /* CSR12 */
67: bus_size_t csr_13; /* CSR13 */
68: bus_size_t csr_14; /* CSR14 */
69: bus_size_t csr_15; /* CSR15 */
70: } tulip_regfile_t;
71:
72: #define csr_enetrom csr_9 /* 21040 */
73: #define csr_reserved csr_10 /* 21040 */
74: #define csr_full_duplex csr_11 /* 21040 */
75: #define csr_bootrom csr_10 /* 21041/21140A/?? */
76: #define csr_gp csr_12 /* 21140* */
77: #define csr_watchdog csr_15 /* 21140* */
78: #define csr_gp_timer csr_11 /* 21041/21140* */
79: #define csr_srom_mii csr_9 /* 21041/21140* */
80: #define csr_sia_status csr_12 /* 2104x */
81: #define csr_sia_connectivity csr_13 /* 2104x */
82: #define csr_sia_tx_rx csr_14 /* 2104x */
83: #define csr_sia_general csr_15 /* 2104x */
84:
85: /*
86: * While 21x4x allows chaining of its descriptors, this driver
87: * doesn't take advantage of it. We keep the descriptors in a
88: * traditional FIFO ring.
89: */
90: typedef struct {
91: tulip_desc_t *ri_first; /* first entry in ring */
92: tulip_desc_t *ri_last; /* one after last entry */
93: tulip_desc_t *ri_nextin; /* next to processed by host */
94: tulip_desc_t *ri_nextout; /* next to processed by adapter */
95: int ri_max;
96: int ri_free;
97: } tulip_ringinfo_t;
98:
99: /*
100: * The 21040 has a stupid restriction in that the receive
101: * buffers must be longword aligned. But since Ethernet
102: * headers are not a multiple of longwords in size this forces
103: * the data to non-longword aligned. Since IP requires the
104: * data to be longword aligned, we need to copy it after it has
105: * been DMA'ed in our memory.
106: *
107: * Since we have to copy it anyways, we might as well as allocate
108: * dedicated receive space for the input. This allows to use a
109: * small receive buffer size and more ring entries to be able to
110: * better keep with a flood of tiny Ethernet packets.
111: *
112: * The receive space MUST ALWAYS be a multiple of the page size.
113: * And the number of receive descriptors multiplied by the size
114: * of the receive buffers must equal the recevive space. This
115: * is so that we can manipulate the page tables so that even if a
116: * packet wraps around the end of the receive space, we can
117: * treat it as virtually contiguous.
118: *
119: * The above used to be true (the stupid restriction is still true)
120: * but we gone to directly DMA'ing into MBUFs (unless it's on an
121: * architecture which can't handle unaligned accesses) because with
122: * 100Mb/s cards the copying is just too much of a hit.
123: */
124: #if !defined(__i386__)
125: #define TULIP_COPY_RXDATA 1
126: #endif
127:
128: #define TULIP_DATA_PER_DESC 2032
129: #define TULIP_TXTIMER 4
130: #define TULIP_RXDESCS 48
131: #define TULIP_TXDESCS 32
132: #define TULIP_RXQ_TARGET 32
133: #if TULIP_RXQ_TARGET >= TULIP_RXDESCS
134: #error TULIP_RXQ_TARGET must be less than TULIP_RXDESCS
135: #endif
136: #define TULIP_RX_BUFLEN ((MCLBYTES < 2048 ? MCLBYTES : 2048) - 16)
137:
138: /*
139: * Forward reference to make C happy.
140: */
141: typedef struct _tulip_softc_t tulip_softc_t;
142:
143: /*
144: * The various controllers support. Technically the DE425 is just
145: * a 21040 on EISA. But since it remarkably difference from normal
146: * 21040s, we give it its own chip id.
147: */
148:
149: typedef enum {
150: TULIP_21040, TULIP_DE425,
151: TULIP_21041,
152: TULIP_21140, TULIP_21140A, TULIP_21142,
153: TULIP_21143,
154: TULIP_CHIPID_UNKNOWN
155: } tulip_chipid_t;
156:
157: /*
158: * Various physical media types supported.
159: * BNCAUI is BNC or AUI since on the 21040 you can't really tell
160: * which is in use.
161: */
162: typedef enum {
163: TULIP_MEDIA_UNKNOWN,
164: TULIP_MEDIA_10BASET,
165: TULIP_MEDIA_10BASET_FD,
166: TULIP_MEDIA_BNC,
167: TULIP_MEDIA_AUI,
168: TULIP_MEDIA_EXTSIA,
169: TULIP_MEDIA_AUIBNC,
170: TULIP_MEDIA_100BASETX,
171: TULIP_MEDIA_100BASETX_FD,
172: TULIP_MEDIA_100BASET4,
173: TULIP_MEDIA_100BASEFX,
174: TULIP_MEDIA_100BASEFX_FD,
175: TULIP_MEDIA_MAX
176: } tulip_media_t;
177:
178: #define TULIP_BIT(b) (1L << ((int)(b)))
179: #define TULIP_FDBIT(m) (1L << ((int)TULIP_MEDIA_ ## m ## _FD))
180: #define TULIP_MBIT(m) (1L << ((int)TULIP_MEDIA_ ## m ))
181: #define TULIP_IS_MEDIA_FD(m) (TULIP_BIT(m) & \
182: (TULIP_FDBIT(10BASET) \
183: |TULIP_FDBIT(100BASETX) \
184: |TULIP_FDBIT(100BASEFX)))
185: #define TULIP_CAN_MEDIA_FD(m) (TULIP_BIT(m) & \
186: (TULIP_MBIT(10BASET) \
187: |TULIP_MBIT(100BASETX) \
188: |TULIP_MBIT(100BASEFX)))
189: #define TULIP_FD_MEDIA_OF(m) ((tulip_media_t)((m) + 1))
190: #define TULIP_HD_MEDIA_OF(m) ((tulip_media_t)((m) - 1))
191: #define TULIP_IS_MEDIA_100MB(m) ((m) >= TULIP_MEDIA_100BASETX)
192: #define TULIP_IS_MEDIA_TP(m) ((TULIP_BIT(m) & \
193: (TULIP_MBIT(BNC) \
194: |TULIP_MBIT(AUI) \
195: |TULIP_MBIT(AUIBNC) \
196: |TULIP_MBIT(EXTSIA))) == 0)
197:
198: #define TULIP_SROM_ATTR_MII 0x0100
199: #define TULIP_SROM_ATTR_NWAY 0x0200
200: #define TULIP_SROM_ATTR_AUTOSENSE 0x0400
201: #define TULIP_SROM_ATTR_POWERUP 0x0800
202: #define TULIP_SROM_ATTR_NOLINKPASS 0x1000
203:
204: typedef struct {
205: enum {
206: TULIP_MEDIAINFO_NONE,
207: TULIP_MEDIAINFO_SIA,
208: TULIP_MEDIAINFO_GPR,
209: TULIP_MEDIAINFO_MII,
210: TULIP_MEDIAINFO_RESET,
211: TULIP_MEDIAINFO_SYM
212: } mi_type;
213: union {
214: struct {
215: u_int16_t sia_connectivity;
216: u_int16_t sia_tx_rx;
217: u_int16_t sia_general;
218: u_int32_t sia_gp_control; /* 21142/21143 */
219: u_int32_t sia_gp_data; /* 21142/21143 */
220: } un_sia;
221: struct {
222: u_int32_t gpr_cmdmode;
223: u_int32_t gpr_gpcontrol; /* 21142/21143 */
224: u_int32_t gpr_gpdata;
225: u_int8_t gpr_actmask;
226: u_int8_t gpr_actdata;
227: u_int8_t gpr_default : 1;
228: } un_gpr;
229: struct {
230: u_int32_t mii_mediamask;
231: u_int16_t mii_capabilities;
232: u_int16_t mii_advertisement;
233: u_int16_t mii_full_duplex;
234: u_int16_t mii_tx_threshold;
235: u_int16_t mii_interrupt; /* 21142/21143 */
236: u_int8_t mii_phyaddr;
237: u_int8_t mii_gpr_length;
238: u_int8_t mii_gpr_offset;
239: u_int8_t mii_reset_length;
240: u_int8_t mii_reset_offset;
241: u_int32_t mii_phyid;
242: } un_mii;
243: } mi_un;
244: } tulip_media_info_t;
245:
246: #define mi_sia_connectivity mi_un.un_sia.sia_connectivity
247: #define mi_sia_tx_rx mi_un.un_sia.sia_tx_rx
248: #define mi_sia_general mi_un.un_sia.sia_general
249: #define mi_sia_gp_control mi_un.un_sia.sia_gp_control
250: #define mi_sia_gp_data mi_un.un_sia.sia_gp_data
251:
252: #define mi_gpcontrol mi_un.un_gpr.gpr_gpcontrol
253: #define mi_gpdata mi_un.un_gpr.gpr_gpdata
254: #define mi_actmask mi_un.un_gpr.gpr_actmask
255: #define mi_actdata mi_un.un_gpr.gpr_actdata
256: #define mi_default mi_un.un_gpr.gpr_default
257: #define mi_cmdmode mi_un.un_gpr.gpr_cmdmode
258:
259: #define mi_phyaddr mi_un.un_mii.mii_phyaddr
260: #define mi_gpr_length mi_un.un_mii.mii_gpr_length
261: #define mi_gpr_offset mi_un.un_mii.mii_gpr_offset
262: #define mi_reset_length mi_un.un_mii.mii_reset_length
263: #define mi_reset_offset mi_un.un_mii.mii_reset_offset
264: #define mi_capabilities mi_un.un_mii.mii_capabilities
265: #define mi_advertisement mi_un.un_mii.mii_advertisement
266: #define mi_full_duplex mi_un.un_mii.mii_full_duplex
267: #define mi_tx_threshold mi_un.un_mii.mii_tx_threshold
268: #define mi_mediamask mi_un.un_mii.mii_mediamask
269: #define mi_mii_interrupt mi_un.un_mii.mii_interrupt
270: #define mi_phyid mi_un.un_mii.mii_phyid
271:
272: #define TULIP_MEDIAINFO_SIA_INIT(sc, mi, chipid, media) do { \
273: (mi)->mi_type = TULIP_MEDIAINFO_SIA; \
274: sc->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \
275: (mi)->mi_sia_connectivity = TULIP_ ## chipid ## _SIACONN_ ## media; \
276: (mi)->mi_sia_tx_rx = TULIP_ ## chipid ## _SIATXRX_ ## media; \
277: (mi)->mi_sia_general = TULIP_ ## chipid ## _SIAGEN_ ## media; \
278: } while (0)
279:
280: #define TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, media) do { \
281: if ((sc)->tulip_mediums[TULIP_MEDIA_ ## media] == NULL \
282: && ((mi)->mi_capabilities & PHYSTS_ ## media)) { \
283: (sc)->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \
284: (mi)->mi_mediamask |= TULIP_BIT(TULIP_MEDIA_ ## media); \
285: } \
286: } while (0)
287:
288: #define TULIP_MII_NOPHY 32
289: /*
290: * Some boards need to treated specially. The following enumeration
291: * identifies the cards with quirks (or those we just want to single
292: * out for special merit or scorn).
293: */
294: typedef enum {
295: TULIP_21040_GENERIC, /* Generic 21040 (works with most any board) */
296: TULIP_21140_ISV, /* Digital Semicondutor 21140 ISV SROM Format */
297: TULIP_21142_ISV, /* Digital Semicondutor 21142 ISV SROM Format */
298: TULIP_21143_ISV, /* Digital Semicondutor 21143 ISV SROM Format */
299: TULIP_21140_DEC_EB, /* Digital Semicondutor 21140 Evaluation Board */
300: TULIP_21140_MII, /* 21140[A] with MII */
301: TULIP_21140_DEC_DE500, /* Digital DE500-?? 10/100 */
302: TULIP_21140_SMC_9332, /* SMC 9332 */
303: TULIP_21140_COGENT_EM100, /* Cogent EM100 100 only */
304: TULIP_21140_ZNYX_ZX34X, /* ZNYX ZX342 10/100 */
305: TULIP_21140_ASANTE, /* AsanteFast 10/100 */
306: TULIP_21140_EN1207, /* Accton EN2107 10/100 BNC */
307: TULIP_21041_GENERIC /* Generic 21041 card */
308: } tulip_board_t;
309:
310: typedef enum {
311: TULIP_MEDIAPOLL_TIMER, /* 100ms timer fired */
312: TULIP_MEDIAPOLL_FASTTIMER, /* <100ms timer fired */
313: TULIP_MEDIAPOLL_LINKFAIL, /* called from interrupt routine */
314: TULIP_MEDIAPOLL_LINKPASS, /* called from interrupt routine */
315: TULIP_MEDIAPOLL_START, /* start a media probe (called from reset) */
316: TULIP_MEDIAPOLL_TXPROBE_OK, /* txprobe succeeded */
317: TULIP_MEDIAPOLL_TXPROBE_FAILED, /* txprobe failed */
318: TULIP_MEDIAPOLL_MAX
319: } tulip_mediapoll_event_t;
320:
321: typedef enum {
322: TULIP_LINK_DOWN, /* Link is down */
323: TULIP_LINK_UP, /* link is ok */
324: TULIP_LINK_UNKNOWN /* we can't tell either way */
325: } tulip_link_status_t;
326:
327: /*
328: * This data structure is used to abstract out the quirks.
329: * media_probe = tries to determine the media type.
330: * media_select = enables the current media (or autosenses)
331: * media_poll = autosenses media
332: * media_preset = 21140, etal requires bit to set before the
333: * the software reset; hence pre-set. Should be
334: * pre-reset but that's ugly.
335: */
336:
337: typedef struct {
338: tulip_board_t bd_type;
339: void (*bd_media_probe)(tulip_softc_t * const sc);
340: void (*bd_media_select)(tulip_softc_t * const sc);
341: void (*bd_media_poll)(tulip_softc_t * const sc, tulip_mediapoll_event_t event);
342: void (*bd_media_preset)(tulip_softc_t * const sc);
343: } tulip_boardsw_t;
344:
345: /*
346: * The next few declarations are for MII/PHY based board.
347: *
348: * The first enumeration identifies a superset of various datums
349: * that can be obtained from various PHY chips. Not all PHYs will
350: * support all datums.
351: * The modedata structure indicates what register contains
352: * a datum, what mask is applied the register contents, and what the
353: * result should be.
354: * The attr structure records information about a supported PHY.
355: * The phy structure records information about a PHY instance.
356: */
357:
358: typedef enum {
359: PHY_MODE_10T,
360: PHY_MODE_100TX,
361: PHY_MODE_100T4,
362: PHY_MODE_FULLDUPLEX,
363: PHY_MODE_MAX
364: } tulip_phy_mode_t;
365:
366: typedef struct {
367: u_int16_t pm_regno;
368: u_int16_t pm_mask;
369: u_int16_t pm_value;
370: } tulip_phy_modedata_t;
371:
372: typedef struct {
373: u_int32_t attr_id;
374: u_int16_t attr_flags;
375: #define PHY_NEED_HARD_RESET 0x0001
376: #define PHY_DUAL_CYCLE_TA 0x0002
377: tulip_phy_modedata_t attr_modes[PHY_MODE_MAX];
378: #ifdef TULIP_DEBUG
379: const char *attr_name;
380: #endif
381: } tulip_phy_attr_t;
382:
383: /*
384: * Various probe states used when trying to autosense the media.
385: */
386:
387: typedef enum {
388: TULIP_PROBE_INACTIVE,
389: TULIP_PROBE_PHYRESET,
390: TULIP_PROBE_PHYAUTONEG,
391: TULIP_PROBE_GPRTEST,
392: TULIP_PROBE_MEDIATEST,
393: TULIP_PROBE_FAILED
394: } tulip_probe_state_t;
395:
396: typedef struct {
397: /*
398: * Transmit Statistics
399: */
400: u_int32_t dot3StatsSingleCollisionFrames;
401: u_int32_t dot3StatsMultipleCollisionFrames;
402: u_int32_t dot3StatsSQETestErrors;
403: u_int32_t dot3StatsDeferredTransmissions;
404: u_int32_t dot3StatsLateCollisions;
405: u_int32_t dot3StatsExcessiveCollisions;
406: u_int32_t dot3StatsCarrierSenseErrors;
407: u_int32_t dot3StatsInternalMacTransmitErrors;
408: u_int32_t dot3StatsInternalTransmitUnderflows; /* not in rfc1650! */
409: u_int32_t dot3StatsInternalTransmitBabbles; /* not in rfc1650! */
410: /*
411: * Receive Statistics
412: */
413: u_int32_t dot3StatsMissedFrames; /* not in rfc1650! */
414: u_int32_t dot3StatsAlignmentErrors;
415: u_int32_t dot3StatsFCSErrors;
416: u_int32_t dot3StatsFrameTooLongs;
417: u_int32_t dot3StatsInternalMacReceiveErrors;
418: } tulip_dot3_stats_t;
419:
420: /*
421: * Now to important stuff. This is softc structure (where does softc
422: * come from??? No idea) for the tulip device.
423: *
424: */
425: struct _tulip_softc_t {
426: struct device tulip_dev; /* base device */
427: void *tulip_ih; /* intrrupt vectoring */
428: void *tulip_ats; /* shutdown hook */
429:
430: bus_space_tag_t tulip_bustag; /* tag of CSR region being used */
431: bus_space_handle_t tulip_bushandle; /* handle for CSR region being used */
432: pci_chipset_tag_t tulip_pc;
433: u_int8_t tulip_enaddr[ETHER_ADDR_LEN];
434: struct ifmedia tulip_ifmedia;
435: bus_dma_tag_t tulip_dmatag; /* bus DMA tag */
436: bus_dmamap_t tulip_setupmap;
437: bus_dmamap_t tulip_txdescmap;
438: bus_dmamap_t tulip_txmaps[TULIP_TXDESCS];
439: unsigned tulip_txmaps_free;
440: bus_dmamap_t tulip_rxdescmap;
441: bus_dmamap_t tulip_rxmaps[TULIP_RXDESCS];
442: unsigned tulip_rxmaps_free;
443: struct arpcom tulip_ac;
444: struct timeout tulip_ftmo, tulip_stmo;
445: tulip_regfile_t tulip_csrs;
446: u_int32_t tulip_flags;
447: #define TULIP_WANTSETUP 0x00000001
448: #define TULIP_WANTHASHPERFECT 0x00000002
449: #define TULIP_WANTHASHONLY 0x00000004
450: #define TULIP_DOINGSETUP 0x00000008
451: #define TULIP_PRINTMEDIA 0x00000010
452: #define TULIP_TXPROBE_ACTIVE 0x00000020
453: #define TULIP_ALLMULTI 0x00000040
454: #define TULIP_WANTRXACT 0x00000080
455: #define TULIP_RXACT 0x00000100
456: #define TULIP_INRESET 0x00000200
457: #define TULIP_NEEDRESET 0x00000400
458: #define TULIP_SQETEST 0x00000800
459: #define TULIP_FULLDUPLEX 0x00001000
460: #define TULIP_xxxxxx1 0x00002000
461: #define TULIP_WANTTXSTART 0x00004000
462: #define TULIP_NEWTXTHRESH 0x00008000
463: #define TULIP_NOAUTOSENSE 0x00010000
464: #define TULIP_PRINTLINKUP 0x00020000
465: #define TULIP_LINKUP 0x00040000
466: #define TULIP_RXBUFSLOW 0x00080000
467: #define TULIP_NOMESSAGES 0x00100000
468: #define TULIP_SYSTEMERROR 0x00200000
469: #define TULIP_TIMEOUTPENDING 0x00400000
470: #define TULIP_xxxxxx2 0x00800000
471: #define TULIP_TRYNWAY 0x01000000
472: #define TULIP_DIDNWAY 0x02000000
473: #define TULIP_RXIGNORE 0x04000000
474: #define TULIP_PROBE1STPASS 0x08000000
475: #define TULIP_DEVICEPROBE 0x10000000
476: #define TULIP_PROMISC 0x20000000
477: #define TULIP_HASHONLY 0x40000000
478: #define TULIP_xxxxxx3 0x80000000
479: /* only 4 bits left! */
480: u_int32_t tulip_features; /* static bits indicating features of chip */
481: #define TULIP_HAVE_GPR 0x00000001 /* have gp register (140[A]) */
482: #define TULIP_HAVE_RXBADOVRFLW 0x00000002 /* RX corrupts on overflow */
483: #define TULIP_HAVE_POWERMGMT 0x00000004 /* Snooze/sleep modes */
484: #define TULIP_HAVE_MII 0x00000008 /* Some medium on MII */
485: #define TULIP_HAVE_SIANWAY 0x00000010 /* SIA does NWAY */
486: #define TULIP_HAVE_DUALSENSE 0x00000020 /* SIA senses both AUI & TP */
487: #define TULIP_HAVE_SIAGP 0x00000040 /* SIA has a GP port */
488: #define TULIP_HAVE_BROKEN_HASH 0x00000080 /* Broken Multicast Hash */
489: #define TULIP_HAVE_ISVSROM 0x00000100 /* uses ISV SROM Format */
490: #define TULIP_HAVE_BASEROM 0x00000200 /* Board ROM can be cloned */
491: #define TULIP_HAVE_SLAVEDROM 0x00000400 /* Board ROM cloned */
492: #define TULIP_HAVE_SLAVEDINTR 0x00000800 /* Board slaved interrupt */
493: #define TULIP_HAVE_SHAREDINTR 0x00001000 /* Board shares interrupts */
494: #define TULIP_HAVE_OKROM 0x00002000 /* ROM was recognized */
495: #define TULIP_HAVE_NOMEDIA 0x00004000 /* did not detect any media */
496: #define TULIP_HAVE_STOREFWD 0x00008000 /* have CMD_STOREFWD */
497: #define TULIP_HAVE_SIA100 0x00010000 /* has LS100 in SIA status */
498: #define TULIP_HAVE_OKSROM 0x00020000 /* SROM CRC is OK */
499: u_int32_t tulip_intrmask; /* our copy of csr_intr */
500: u_int32_t tulip_cmdmode; /* our copy of csr_cmdmode */
501: u_int32_t tulip_last_system_error : 3; /* last system error (only value is
502: TULIP_SYSTEMERROR is also set) */
503: u_int32_t tulip_txtimer; /* transmission timer */
504: u_int32_t tulip_system_errors; /* number of system errors encountered */
505: u_int32_t tulip_statusbits; /* status bits from CSR5 that may need to be printed */
506:
507: tulip_media_info_t *tulip_mediums[TULIP_MEDIA_MAX]; /* indexes into mediainfo */
508: tulip_media_t tulip_media; /* current media type */
509: u_int32_t tulip_abilities; /* remote system's abiltities (as defined in IEEE 802.3u) */
510:
511: u_int8_t tulip_revinfo; /* revision of chip */
512: u_int8_t tulip_phyaddr; /* 0..31 -- address of current phy */
513: u_int8_t tulip_gpinit; /* active pins on 21140 */
514: u_int8_t tulip_gpdata; /* default gpdata for 21140 */
515:
516: struct {
517: u_int8_t probe_count; /* count of probe operations */
518: int32_t probe_timeout; /* time in ms of probe timeout */
519: tulip_probe_state_t probe_state; /* current media probe state */
520: tulip_media_t probe_media; /* current media being probed */
521: u_int32_t probe_mediamask; /* medias checked */
522: u_int32_t probe_passes; /* times autosense failed */
523: u_int32_t probe_txprobes; /* txprobes attempted */
524: } tulip_probe;
525: #define tulip_probe_count tulip_probe.probe_count
526: #define tulip_probe_timeout tulip_probe.probe_timeout
527: #define tulip_probe_state tulip_probe.probe_state
528: #define tulip_probe_media tulip_probe.probe_media
529: #define tulip_probe_mediamask tulip_probe.probe_mediamask
530: #define tulip_probe_passes tulip_probe.probe_passes
531:
532: tulip_chipid_t tulip_chipid; /* type of chip we are using */
533: const tulip_boardsw_t *tulip_boardsw; /* board/chip characteristics */
534: tulip_softc_t *tulip_slaves; /* slaved devices (ZX3xx) */
535: #if defined(TULIP_DEBUG)
536: /*
537: * Debugging/Statistical information
538: */
539: struct {
540: tulip_media_t dbg_last_media;
541: u_int32_t dbg_intrs;
542: u_int32_t dbg_media_probes;
543: u_int32_t dbg_txprobe_nocarr;
544: u_int32_t dbg_txprobe_exccoll;
545: u_int32_t dbg_link_downed;
546: u_int32_t dbg_link_suspected;
547: u_int32_t dbg_link_intrs;
548: u_int32_t dbg_link_pollintrs;
549: u_int32_t dbg_link_failures;
550: u_int32_t dbg_nway_starts;
551: u_int32_t dbg_nway_failures;
552: u_int16_t dbg_phyregs[32][4];
553: u_int32_t dbg_rxlowbufs;
554: u_int32_t dbg_rxintrs;
555: u_int32_t dbg_last_rxintrs;
556: u_int32_t dbg_high_rxintrs_hz;
557: u_int32_t dbg_no_txmaps;
558: u_int32_t dbg_txput_finishes[8];
559: u_int32_t dbg_txprobes_ok[TULIP_MEDIA_MAX];
560: u_int32_t dbg_txprobes_failed[TULIP_MEDIA_MAX];
561: u_int32_t dbg_events[TULIP_MEDIAPOLL_MAX];
562: u_int32_t dbg_rxpktsperintr[TULIP_RXDESCS];
563: } tulip_dbg;
564: #endif
565: #if defined(TULIP_PERFSTATS)
566: #define TULIP_PERF_CURRENT 0
567: #define TULIP_PERF_PREVIOUS 1
568: #define TULIP_PERF_TOTAL 2
569: #define TULIP_PERF_MAX 3
570: struct tulip_perfstats {
571: u_quad_t perf_intr_cycles;
572: u_quad_t perf_ifstart_cycles;
573: u_quad_t perf_ifioctl_cycles;
574: u_quad_t perf_ifwatchdog_cycles;
575: u_quad_t perf_timeout_cycles;
576: u_quad_t perf_txput_cycles;
577: u_quad_t perf_txintr_cycles;
578: u_quad_t perf_rxintr_cycles;
579: u_quad_t perf_rxget_cycles;
580: unsigned perf_intr;
581: unsigned perf_ifstart;
582: unsigned perf_ifioctl;
583: unsigned perf_ifwatchdog;
584: unsigned perf_timeout;
585: unsigned perf_txput;
586: unsigned perf_txintr;
587: unsigned perf_rxintr;
588: unsigned perf_rxget;
589: } tulip_perfstats[TULIP_PERF_MAX];
590: #define tulip_curperfstats tulip_perfstats[TULIP_PERF_CURRENT]
591: #endif
592: struct ifqueue tulip_txq;
593: struct ifqueue tulip_rxq;
594: tulip_dot3_stats_t tulip_dot3stats;
595: tulip_ringinfo_t tulip_rxinfo;
596: tulip_ringinfo_t tulip_txinfo;
597: tulip_media_info_t tulip_mediainfo[10];
598: /*
599: * The setup buffers for sending the setup frame to the chip.
600: * one is the one being sent while the other is the one being
601: * filled.
602: */
603: u_int32_t tulip_setupbuf[192/sizeof(u_int32_t)];
604: u_int32_t tulip_setupdata[192/sizeof(u_int32_t)];
605: char tulip_boardid[16]; /* buffer for board ID */
606: u_int8_t tulip_rombuf[128];
607: struct device *tulip_pci_busno; /* needed for multiport boards */
608: u_int8_t tulip_pci_devno; /* needed for multiport boards */
609: u_int8_t tulip_connidx;
610: tulip_srom_connection_t tulip_conntype;
611: tulip_desc_t *tulip_rxdescs;
612: tulip_desc_t *tulip_txdescs;
613: };
614:
615: #define TULIP_DO_AUTOSENSE(sc) (IFM_SUBTYPE((sc)->tulip_ifmedia.ifm_media) == IFM_AUTO)
616:
617: static const char * const tulip_chipdescs[] = {
618: "21040",
619: NULL,
620: "21041",
621: "21140",
622: "21140A",
623: "21142",
624: "21143",
625: "82C168",
626: };
627:
628: #ifdef TULIP_DEBUG
629: static const char * const tulip_mediums[] = {
630: "unknown", /* TULIP_MEDIA_UNKNOWN */
631: "10baseT", /* TULIP_MEDIA_10BASET */
632: "Full Duplex 10baseT", /* TULIP_MEDIA_10BASET_FD */
633: "BNC", /* TULIP_MEDIA_BNC */
634: "AUI", /* TULIP_MEDIA_AUI */
635: "External SIA", /* TULIP_MEDIA_EXTSIA */
636: "AUI/BNC", /* TULIP_MEDIA_AUIBNC */
637: "100baseTX", /* TULIP_MEDIA_100BASET */
638: "Full Duplex 100baseTX", /* TULIP_MEDIA_100BASET_FD */
639: "100baseT4", /* TULIP_MEDIA_100BASET4 */
640: "100baseFX", /* TULIP_MEDIA_100BASEFX */
641: "Full Duplex 100baseFX", /* TULIP_MEDIA_100BASEFX_FD */
642: };
643: #endif
644:
645: static const int tulip_media_to_ifmedia[] = {
646: IFM_ETHER | IFM_NONE, /* TULIP_MEDIA_UNKNOWN */
647: IFM_ETHER | IFM_10_T, /* TULIP_MEDIA_10BASET */
648: IFM_ETHER | IFM_10_T | IFM_FDX, /* TULIP_MEDIA_10BASET_FD */
649: IFM_ETHER | IFM_10_2, /* TULIP_MEDIA_BNC */
650: IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUI */
651: IFM_ETHER | IFM_MANUAL, /* TULIP_MEDIA_EXTSIA */
652: IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUIBNC */
653: IFM_ETHER | IFM_100_TX, /* TULIP_MEDIA_100BASET */
654: IFM_ETHER | IFM_100_TX | IFM_FDX, /* TULIP_MEDIA_100BASET_FD */
655: IFM_ETHER | IFM_100_T4, /* TULIP_MEDIA_100BASET4 */
656: IFM_ETHER | IFM_100_FX, /* TULIP_MEDIA_100BASEFX */
657: IFM_ETHER | IFM_100_FX | IFM_FDX, /* TULIP_MEDIA_100BASEFX_FD */
658: };
659:
660: #ifdef TULIP_DEBUG
661: static const char * const tulip_system_errors[] = {
662: "parity error",
663: "master abort",
664: "target abort",
665: "reserved #3",
666: "reserved #4",
667: "reserved #5",
668: "reserved #6",
669: "reserved #7",
670: };
671:
672: static const char * const tulip_status_bits[] = {
673: NULL,
674: "transmit process stopped",
675: NULL,
676: "transmit jabber timeout",
677:
678: NULL,
679: "transmit underflow",
680: NULL,
681: "receive underflow",
682:
683: "receive process stopped",
684: "receive watchdog timeout",
685: NULL,
686: NULL,
687:
688: "link failure",
689: NULL,
690: NULL,
691: };
692: #endif
693:
694: static const struct {
695: tulip_srom_connection_t sc_type;
696: tulip_media_t sc_media;
697: u_int32_t sc_attrs;
698: } tulip_srom_conninfo[] = {
699: { TULIP_SROM_CONNTYPE_10BASET, TULIP_MEDIA_10BASET },
700: { TULIP_SROM_CONNTYPE_BNC, TULIP_MEDIA_BNC },
701: { TULIP_SROM_CONNTYPE_AUI, TULIP_MEDIA_AUI },
702: { TULIP_SROM_CONNTYPE_100BASETX, TULIP_MEDIA_100BASETX },
703: { TULIP_SROM_CONNTYPE_100BASET4, TULIP_MEDIA_100BASET4 },
704: { TULIP_SROM_CONNTYPE_100BASEFX, TULIP_MEDIA_100BASEFX },
705: { TULIP_SROM_CONNTYPE_MII_10BASET, TULIP_MEDIA_10BASET,
706: TULIP_SROM_ATTR_MII },
707: { TULIP_SROM_CONNTYPE_MII_100BASETX, TULIP_MEDIA_100BASETX,
708: TULIP_SROM_ATTR_MII },
709: { TULIP_SROM_CONNTYPE_MII_100BASET4, TULIP_MEDIA_100BASET4,
710: TULIP_SROM_ATTR_MII },
711: { TULIP_SROM_CONNTYPE_MII_100BASEFX, TULIP_MEDIA_100BASEFX,
712: TULIP_SROM_ATTR_MII },
713: { TULIP_SROM_CONNTYPE_10BASET_NWAY, TULIP_MEDIA_10BASET,
714: TULIP_SROM_ATTR_NWAY },
715: { TULIP_SROM_CONNTYPE_10BASET_FD, TULIP_MEDIA_10BASET_FD },
716: { TULIP_SROM_CONNTYPE_MII_10BASET_FD, TULIP_MEDIA_10BASET_FD,
717: TULIP_SROM_ATTR_MII },
718: { TULIP_SROM_CONNTYPE_100BASETX_FD, TULIP_MEDIA_100BASETX_FD },
719: { TULIP_SROM_CONNTYPE_MII_100BASETX_FD, TULIP_MEDIA_100BASETX_FD,
720: TULIP_SROM_ATTR_MII },
721: { TULIP_SROM_CONNTYPE_10BASET_NOLINKPASS, TULIP_MEDIA_10BASET,
722: TULIP_SROM_ATTR_NOLINKPASS },
723: { TULIP_SROM_CONNTYPE_AUTOSENSE, TULIP_MEDIA_UNKNOWN,
724: TULIP_SROM_ATTR_AUTOSENSE },
725: { TULIP_SROM_CONNTYPE_AUTOSENSE_POWERUP, TULIP_MEDIA_UNKNOWN,
726: TULIP_SROM_ATTR_AUTOSENSE|TULIP_SROM_ATTR_POWERUP },
727: { TULIP_SROM_CONNTYPE_AUTOSENSE_NWAY, TULIP_MEDIA_UNKNOWN,
728: TULIP_SROM_ATTR_AUTOSENSE|TULIP_SROM_ATTR_NWAY },
729: { TULIP_SROM_CONNTYPE_NOT_USED, TULIP_MEDIA_UNKNOWN }
730: };
731: #define TULIP_SROM_LASTCONNIDX \
732: (sizeof(tulip_srom_conninfo)/sizeof(tulip_srom_conninfo[0]) - 1)
733:
734: static const struct {
735: tulip_media_t sm_type;
736: tulip_srom_media_t sm_srom_type;
737: } tulip_srom_mediums[] = {
738: { TULIP_MEDIA_100BASEFX_FD, TULIP_SROM_MEDIA_100BASEFX_FD },
739: { TULIP_MEDIA_100BASEFX, TULIP_SROM_MEDIA_100BASEFX },
740: { TULIP_MEDIA_100BASET4, TULIP_SROM_MEDIA_100BASET4 },
741: { TULIP_MEDIA_100BASETX_FD, TULIP_SROM_MEDIA_100BASETX_FD },
742: { TULIP_MEDIA_100BASETX, TULIP_SROM_MEDIA_100BASETX },
743: { TULIP_MEDIA_10BASET_FD, TULIP_SROM_MEDIA_10BASET_FD },
744: { TULIP_MEDIA_AUI, TULIP_SROM_MEDIA_AUI },
745: { TULIP_MEDIA_BNC, TULIP_SROM_MEDIA_BNC },
746: { TULIP_MEDIA_10BASET, TULIP_SROM_MEDIA_10BASET },
747: { TULIP_MEDIA_UNKNOWN }
748: };
749:
750: /*
751: * This driver supports a maximum of 32 tulip boards.
752: * This should be enough for the forseeable future.
753: */
754: #define TULIP_MAX_DEVICES 32
755:
756: #define TULIP_RXDESC_PRESYNC(sc, di, s) \
757: bus_dmamap_sync((sc)->tulip_dmatag, (sc)->tulip_rxdescmap, \
758: (caddr_t) di - (caddr_t) (sc)->tulip_rxdescs, \
759: (s), BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE)
760: #define TULIP_RXDESC_POSTSYNC(sc, di, s) \
761: bus_dmamap_sync((sc)->tulip_dmatag, (sc)->tulip_rxdescmap, \
762: (caddr_t) di - (caddr_t) (sc)->tulip_rxdescs, \
763: (s), BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE)
764: #define TULIP_RXMAP_PRESYNC(sc, map) \
765: bus_dmamap_sync((sc)->tulip_dmatag, (map), 0, (map)->dm_mapsize, \
766: BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE)
767: #define TULIP_RXMAP_POSTSYNC(sc, map) \
768: bus_dmamap_sync((sc)->tulip_dmatag, (map), 0, (map)->dm_mapsize, \
769: BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE)
770: #define TULIP_RXMAP_CREATE(sc, mapp) \
771: bus_dmamap_create((sc)->tulip_dmatag, TULIP_RX_BUFLEN, 2, \
772: TULIP_DATA_PER_DESC, 0, \
773: BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW, (mapp))
774:
775: #define TULIP_TXDESC_PRESYNC(sc, di, s) \
776: bus_dmamap_sync((sc)->tulip_dmatag, (sc)->tulip_txdescmap, \
777: (caddr_t) di - (caddr_t) (sc)->tulip_txdescs, \
778: (s), BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE)
779: #define TULIP_TXDESC_POSTSYNC(sc, di, s) \
780: bus_dmamap_sync((sc)->tulip_dmatag, (sc)->tulip_txdescmap, \
781: (caddr_t) di - (caddr_t) (sc)->tulip_txdescs, \
782: (s), BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE)
783: #define TULIP_TXMAP_PRESYNC(sc, map) \
784: bus_dmamap_sync((sc)->tulip_dmatag, (map), 0, (map)->dm_mapsize, \
785: BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE)
786: #define TULIP_TXMAP_POSTSYNC(sc, map) \
787: bus_dmamap_sync((sc)->tulip_dmatag, (map), 0, (map)->dm_mapsize, \
788: BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE)
789: #define TULIP_TXMAP_CREATE(sc, mapp) \
790: bus_dmamap_create((sc)->tulip_dmatag, TULIP_DATA_PER_DESC, \
791: TULIP_MAX_TXSEG, TULIP_DATA_PER_DESC, \
792: 0, BUS_DMA_NOWAIT, (mapp))
793:
794: extern struct cfattach de_ca;
795: extern struct cfdriver de_cd;
796: #define TULIP_UNIT_TO_SOFTC(unit) ((tulip_softc_t *) de_cd.cd_devs[unit])
797: #define TULIP_IFP_TO_SOFTC(ifp) ((tulip_softc_t *)((ifp)->if_softc))
798: #define tulip_unit tulip_dev.dv_unit
799: #define tulip_xname tulip_dev.dv_cfdata->cf_driver->cd_name
800:
801: #define TULIP_PRINTF_FMT "%s%d"
802: #define TULIP_PRINTF_ARGS sc->tulip_xname, sc->tulip_unit
803:
804: #define TULIP_BURSTSIZE(unit) 3
805:
806: #define tulip_if tulip_ac.ac_if
807: #define tulip_name tulip_if.if_name
808: #define tulip_enaddr tulip_ac.ac_enaddr
809: #define tulip_multicnt tulip_ac.ac_multicnt
810:
811: #define tulip_bpf tulip_if.if_bpf
812:
813: #define tulip_intrfunc_t int
814:
815: #if defined(TULIP_PERFSTATS)
816: #define TULIP_PERFMERGE(sc, member) \
817: do { (sc)->tulip_perfstats[TULIP_PERF_TOTAL].member \
818: += (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member; \
819: (sc)->tulip_perfstats[TULIP_PERF_PREVIOUS].member \
820: = (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member; \
821: (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member = 0; } while (0)
822: #define TULIP_PERFSTART(name) const tulip_cycle_t perfstart_ ## name = TULIP_PERFREAD();
823: #define TULIP_PERFEND(name) do { \
824: (sc)->tulip_curperfstats.perf_ ## name ## _cycles += TULIP_PERFDIFF(perfstart_ ## name, TULIP_PERFREAD()); \
825: (sc)->tulip_curperfstats.perf_ ## name++; \
826: } while (0)
827: #if defined(__i386__)
828: typedef u_quad_t tulip_cycle_t;
829: static __inline__ tulip_cycle_t
830: TULIP_PERFREAD(
831: void)
832: {
833: tulip_cycle_t x;
834: __asm__ volatile (".byte 0x0f, 0x31" : "=A" (x));
835: return x;
836: }
837: #define TULIP_PERFDIFF(s, f) ((f) - (s))
838: #elif defined(__alpha__)
839: typedef unsigned long tulip_cycle_t;
840: static __inline__ tulip_cycle_t
841: TULIP_PERFREAD(
842: void)
843: {
844: tulip_cycle_t x;
845: __asm__ volatile ("rpcc %0" : "=r" (x));
846: return x;
847: }
848: #define TULIP_PERFDIFF(s, f) ((unsigned int) ((f) - (s)))
849: #endif
850: #else
851: #define TULIP_PERFSTART(name)
852: #define TULIP_PERFEND(name) do { } while (0)
853: #define TULIP_PERFMERGE(s,n) do { } while (0)
854: #endif /* TULIP_PERFSTATS */
855:
856: #define TULIP_MAX_TXSEG 30
857:
858: #define TULIP_ADDREQUAL(a1, a2) \
859: (((u_int16_t *)a1)[0] == ((u_int16_t *)a2)[0] \
860: && ((u_int16_t *)a1)[1] == ((u_int16_t *)a2)[1] \
861: && ((u_int16_t *)a1)[2] == ((u_int16_t *)a2)[2])
862: #define TULIP_ADDRBRDCST(a1) \
863: (((u_int16_t *)a1)[0] == 0xFFFFU \
864: && ((u_int16_t *)a1)[1] == 0xFFFFU \
865: && ((u_int16_t *)a1)[2] == 0xFFFFU)
866:
867: #define TULIP_GETCTX(m, t) ((t) (m)->m_pkthdr.rcvif + 0)
868: #define TULIP_SETCTX(m, c) ((void) ((m)->m_pkthdr.rcvif = (void *) (c)))
CVSweb
![[BACK]](/icons/back.gif){kind=icon}
Return to if_devar.h CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / sys / dev / pci