Annotation of sys/dev/ic/gdtreg.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: gdtreg.h,v 1.4 2006/05/07 23:18:59 marco Exp $ */
2:
3: /*
4: * Copyright (c) 1999, 2000 Niklas Hallqvist. All rights reserved.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: *
15: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25: */
26:
27: /*
28: * This driver would not have written if it was not for the hardware donations
29: * from both ICP-Vortex and Öko.neT. I want to thank them for their support.
30: */
31:
32: #define GDT_MAXBUS 6 /* XXX Why not 5? */
33: #define GDT_MAX_HDRIVES 35 /* 5 busses * 7 targets XXX correct? */
34: #define GDT_MAXID 127 /* Fibre-channel maximum ID */
35: #define GDT_MAXOFFSETS 128
36: #define GDT_MAXSG 128 /* Max. s/g elements */
37: #define GDT_PROTOCOL_VERSION 1
38: #define GDT_LINUX_OS 8 /* Used for cache optimization */
39: #define GDT_SCATTER_GATHER 1 /* s/g feature */
40: #define GDT_SECS32 0x1f /* round capacity */
41: #define GDT_LOCALBOARD 0 /* Board node always 0 */
42: #define GDT_MAXCMDS 124
43: #define GDT_SECTOR_SIZE 0x200 /* Always 512 bytes for cache devs */
44:
45: /* DPMEM constants */
46: #define GDT_MPR_MAGIC 0xc0ffee11
47: #define GDT_IC_HEADER_BYTES 48
48: #define GDT_IC_QUEUE_BYTES 4
49: #define GDT_DPMEM_COMMAND_OFFSET \
50: (GDT_IC_HEADER_BYTES + GDT_IC_QUEUE_BYTES * GDT_MAXOFFSETS)
51:
52: #if 1
53: /* Geometry constants. XXX probably not needed. */
54: #define GDT_MAXCYLS 1024
55: #define GDT_HEADS 64
56: #define GDT_SECS 32 /* mapping 64*32 */
57: #define GDT_MEDHEADS 127
58: #define GDT_MEDSECS 63 /* mapping 127*63 */
59: #define GDT_BIGHEADS 255
60: #define GDT_BIGSECS 63 /* mapping 255*63 */
61: #endif
62:
63: /* Cache/raw service commands */
64: #define GDT_INIT 0 /* service initialization */
65: #define GDT_READ 1 /* read command */
66: #define GDT_WRITE 2 /* write command */
67: #define GDT_INFO 3 /* information about devices */
68: #define GDT_FLUSH 4 /* flush dirty cache buffers */
69: #define GDT_IOCTL 5 /* ioctl command */
70: #define GDT_DEVTYPE 9 /* additional information */
71: #define GDT_MOUNT 10 /* mount cache device */
72: #define GDT_UNMOUNT 11 /* unmount cache device */
73: #define GDT_SET_FEAT 12 /* set features (scatter/gather) */
74: #define GDT_GET_FEAT 13 /* get features */
75: #define GDT_WRITE_THR 16 /* write through */
76: #define GDT_READ_THR 17 /* read through */
77: #define GDT_EXT_INFO 18 /* extended info */
78: #define GDT_RESET 19 /* controller reset */
79:
80: /* Additional raw service commands */
81: #define GDT_RESERVE 14 /* reserve device to raw service */
82: #define GDT_RELEASE 15 /* release device */
83: #define GDT_RESERVE_ALL 16 /* reserve all devices */
84: #define GDT_RELEASE_ALL 17 /* release all devices */
85: #define GDT_RESET_BUS 18 /* reset bus */
86: #define GDT_SCAN_START 19 /* start device scan */
87: #define GDT_SCAN_END 20 /* stop device scan */
88:
89: /* IOCTL command defines */
90: #define GDT_SCSI_DR_INFO 0x00 /* SCSI drive info */
91: #define GDT_SCSI_CHAN_CNT 0x05 /* SCSI channel count */
92: #define GDT_SCSI_DR_LIST 0x06 /* SCSI drive list */
93: #define GDT_SCSI_DEF_CNT 0x15 /* grown/primary defects */
94: #define GDT_DSK_STATISTICS 0x4b /* SCSI disk statistics */
95: #define GDT_IOCHAN_DESC 0x5d /* description of IO channel */
96: #define GDT_IOCHAN_RAW_DESC 0x5e /* description of raw IO channel */
97:
98: #define GDT_L_CTRL_PATTERN 0x20000000L /* SCSI IOCTL mask */
99: #define GDT_ARRAY_INFO 0x12 /* array drive info */
100: #define GDT_ARRAY_DRV_LIST 0x0f /* array drive list */
101: #define GDT_LA_CTRL_PATTERN 0x10000000L /* array IOCTL mask */
102: #define GDT_CACHE_DRV_CNT 0x01 /* cache drive count */
103: #define GDT_CACHE_DRV_LIST 0x02 /* cache drive list */
104: #define GDT_CACHE_INFO 0x04 /* cache info */
105: #define GDT_CACHE_CONFIG 0x05 /* cache configuration */
106: #define GDT_CACHE_DRV_INFO 0x07 /* cache drive info */
107: #define GDT_BOARD_FEATURES 0x15 /* controller features */
108: #define GDT_BOARD_INFO 0x28 /* controller info */
109: #define GDT_HOST_GET 0x10001L /* get host drive list */
110: #define GDT_IO_CHANNEL 0x20000L /* default IO channel */
111: #define GDT_INVALID_CHANNEL 0xffffL /* invalid channel */
112:
113: /* XXX not belonging here */
114: /* IOCTLs */
115: #define GDTIOCTL_MASK ('J' << 8)
116: #define GDTIOCTL_GENERAL (GDTIOCTL_MASK | 0) /* general IOCTL */
117: #define GDTIOCTL_DRVERS (GDTIOCTL_MASK | 1) /* get driver version */
118: #define GDTIOCTL_CTRTYPE (GDTIOCTL_MASK | 2) /* get controller type */
119: #define GDTIOCTL_CTRCNT (GDTIOCTL_MASK | 5) /* get controller count */
120: #define GDTIOCTL_LOCKDRV (GDTIOCTL_MASK | 6) /* lock host drive */
121: #define GDTIOCTL_LOCKCHN (GDTIOCTL_MASK | 7) /* lock channel */
122: #define GDTIOCTL_EVENT (GDTIOCTL_MASK | 8) /* read controller events */
123:
124: /* Service errors */
125: #define GDT_S_OK 1 /* no error */
126: #define GDT_S_BSY 7 /* controller busy */
127: #define GDT_S_RAW_SCSI 12 /* raw service: target error */
128: #define GDT_S_RAW_ILL 0xff /* raw service: illegal */
129: #define GDT_S_NO_STATUS 0x1000 /* got no status (driver-generated) */
130:
131: /* Controller services */
132: #define GDT_SCSIRAWSERVICE 3
133: #define GDT_CACHESERVICE 9
134: #define GDT_SCREENSERVICE 11
135:
136: /* Scatter/gather element */
137: #define GDT_SG_PTR 0x00 /* u_int32_t, address */
138: #define GDT_SG_LEN 0x04 /* u_int32_t, length */
139: #define GDT_SG_SZ 0x08
140:
141: /* Cache service command */
142: #define GDT_CACHE_DEVICENO 0x00 /* u_int16_t, number of cache drive */
143: #define GDT_CACHE_BLOCKNO 0x02 /* u_int32_t, block number */
144: #define GDT_CACHE_BLOCKCNT 0x06 /* u_int32_t, block count */
145: #define GDT_CACHE_DESTADDR 0x0a /* u_int32_t, dest. addr. (-1: s/g) */
146: #define GDT_CACHE_SG_CANZ 0x0e /* u_int32_t, s/g element count */
147: #define GDT_CACHE_SG_LST 0x12 /* [GDT_MAXSG], s/g list */
148: #define GDT_CACHE_SZ (0x12 + GDT_MAXSG * GDT_SG_SZ)
149:
150: /* Ioctl command */
151: #define GDT_IOCTL_PARAM_SIZE 0x00 /* u_int16_t, size of buffer */
152: #define GDT_IOCTL_SUBFUNC 0x02 /* u_int32_t, ioctl function */
153: #define GDT_IOCTL_CHANNEL 0x06 /* u_int32_t, device */
154: #define GDT_IOCTL_P_PARAM 0x0a /* u_int32_t, buffer */
155: #define GDT_IOCTL_SZ 0x0e
156:
157: /* Screen service command */
158: #define GDT_SCREEN_MSG_HANDLE 0x02 /* u_int32_t, message handle */
159: #define GDT_SCREEN_MSG_ADDR 0x06 /* u_int32_t, message buffer address */
160: #define GDT_SCREEN_SZ 0x0a
161:
162: /* Raw service command */
163: #define GDT_RAW_DIRECTION 0x02 /* u_int32_t, data direction */
164: #define GDT_RAW_MDISC_TIME 0x06 /* u_int32_t, disc. time (0: none) */
165: #define GDT_RAW_MCON_TIME 0x0a /* u_int32_t, conn. time (0: none) */
166: #define GDT_RAW_SDATA 0x0e /* u_int32_t, dest. addr. (-1: s/g) */
167: #define GDT_RAW_SDLEN 0x12 /* u_int32_t, data length */
168: #define GDT_RAW_CLEN 0x16 /* u_int32_t, SCSI cmd len (6/10/12) */
169: #define GDT_RAW_CMD 0x1a /* u_int8_t [12], SCSI command */
170: #define GDT_RAW_TARGET 0x26 /* u_int8_t, target ID */
171: #define GDT_RAW_LUN 0x27 /* u_int8_t, LUN */
172: #define GDT_RAW_BUS 0x28 /* u_int8_t, SCSI bus number */
173: #define GDT_RAW_PRIORITY 0x29 /* u_int8_t, only 0 used */
174: #define GDT_RAW_SENSE_LEN 0x2a /* u_int32_t, sense data length */
175: #define GDT_RAW_SENSE_DATA 0x2e /* u_int32_t, sense data address */
176: #define GDT_RAW_SG_RANZ 0x36 /* u_int32_t, s/g element count */
177: #define GDT_RAW_SG_LST 0x3a /* [GDT_MAXSG], s/g list */
178: #define GDT_RAW_SZ (0x3e + GDT_MAXSG * GDT_SG_SZ)
179:
180: /* Command structure */
181: #define GDT_CMD_BOARDNODE 0x00 /* u_int32_t, board node (always 0) */
182: #define GDT_CMD_COMMANDINDEX 0x04 /* u_int32_t, command number */
183: #define GDT_CMD_OPCODE 0x08 /* u_int16_t, opcode (READ, ...) */
184: #define GDT_CMD_UNION 0x0a /* cache/screen/raw service command */
185: #define GDT_CMD_UNION_SZ GDT_RAW_SZ
186: #define GDT_CMD_SZ (0x0a + GDT_CMD_UNION_SZ)
187:
188: /* Command queue entries */
189: #define GDT_OFFSET 0x00 /* u_int16_t, command offset in the DP RAM */
190: #define GDT_SERV_ID 0x02 /* u_int16_t, service */
191: #define GDT_COMM_Q_SZ 0x04
192:
193: /* Interface area */
194: #define GDT_S_CMD_INDX 0x00 /* u_int8_t, special command */
195: #define GDT_S_STATUS 0x01 /* volatile u_int8_t, status special command */
196: #define GDT_S_INFO 0x04 /* u_int32_t [4], add. info special command */
197: #define GDT_SEMA0 0x14 /* volatile u_int8_t, command semaphore */
198: #define GDT_CMD_INDEX 0x18 /* u_int8_t, command number */
199: #define GDT_STATUS 0x1c /* volatile u_int16_t, command status */
200: #define GDT_SERVICE 0x1e /* u_int16_t, service (for asynch. events) */
201: #define GDT_DPR_INFO 0x20 /* u_int32_t [2], additional info */
202: #define GDT_COMM_QUEUE 0x28 /* command queue */
203: #define GDT_DPR_CMD (0x30 + GDT_MAXOFFSETS * GDT_COMM_Q_SZ)
204: /* u_int8_t [], commands */
205: #define GDT_DPR_IF_SZ GDT_DPR_CMD
206:
207: /* I/O channel header */
208: #define GDT_IOC_VERSION 0x00 /* u_int32_t, version (~0: newest) */
209: #define GDT_IOC_LIST_ENTRIES 0x04 /* u_int8_t, list entry count */
210: #define GDT_IOC_FIRST_CHAN 0x05 /* u_int8_t, first channel number */
211: #define GDT_IOC_LAST_CHAN 0x06 /* u_int8_t, last channel number */
212: #define GDT_IOC_CHAN_COUNT 0x07 /* u_int8_t, (R) channel count */
213: #define GDT_IOC_LIST_OFFSET 0x08 /* u_int32_t, offset of list[0] */
214: #define GDT_IOC_HDR_SZ 0x0c
215:
216: #define GDT_IOC_NEWEST 0xffffffff /* goes into GDT_IOC_VERSION */
217:
218: /* Get I/O channel description */
219: #define GDT_IOC_ADDRESS 0x00 /* u_int32_t, channel address */
220: #define GDT_IOC_TYPE 0x04 /* u_int8_t, type (SCSI/FCSL) */
221: #define GDT_IOC_LOCAL_NO 0x05 /* u_int8_t, local number */
222: #define GDT_IOC_FEATURES 0x06 /* u_int16_t, channel features */
223: #define GDT_IOC_SZ 0x08
224:
225: /* Get raw I/O channel description */
226: #define GDT_RAWIOC_PROC_ID 0x00 /* u_int8_t, processor id */
227: #define GDT_RAWIOC_PROC_DEFECT 0x01 /* u_int8_t, defect? */
228: #define GDT_RAWIOC_SZ 0x04
229:
230: /* Get SCSI channel count */
231: #define GDT_GETCH_CHANNEL_NO 0x00 /* u_int32_t, channel number */
232: #define GDT_GETCH_DRIVE_CNT 0x04 /* u_int32_t, drive count */
233: #define GDT_GETCH_SIOP_ID 0x08 /* u_int8_t, SCSI processor ID */
234: #define GDT_GETCH_SIOP_STATE 0x09 /* u_int8_t, SCSI processor state */
235: #define GDT_GETCH_SZ 0x0a
236:
237: /* Get SCSI drive numbers */
238: #define GDT_GETSCSI_CHAN 0x00 /* u_int32_t, scsi channel number */
239: #define GDT_GETSCSI_CNT 0x04 /* u_int32_t, nr of entries */
240: #define GDT_GETSCSI_LIST 0x08 /* u_int32_t, minor device nr */
241: #define GDT_GETSCSI_LIST_SZ 0x04
242: #define GDT_GETSCSI_SZ (GDT_GETSCSI_LIST_SZ * GDT_MAXID)
243:
244: /* Cache info/config IOCTL structures */
245: #define GDT_CPAR_VERSION 0x00 /* u_int32_t, firmware version */
246: #define GDT_CPAR_STATE 0x04 /* u_int16_t, cache state (on/off) */
247: #define GDT_CPAR_STRATEGY 0x06 /* u_int16_t, cache strategy */
248: #define GDT_CPAR_WRITE_BACK 0x08 /* u_int16_t, write back (on/off) */
249: #define GDT_CPAR_BLOCK_SIZE 0x0a /* u_int16_t, cache block size */
250: #define GDT_CPAR_SZ 0x0c
251:
252: #define GDT_CSTAT_CSIZE 0x00 /* u_int32_t, cache size */
253: #define GDT_CSTAT_READ_CNT 0x04 /* u_int32_t, read counter */
254: #define GDT_CSTAT_WRITE_CNT 0x08 /* u_int32_t, write counter */
255: #define GDT_CSTAT_TR_HITS 0x0c /* u_int32_t, track hits */
256: #define GDT_CSTAT_SEC_HITS 0x10 /* u_int32_t, sector hits */
257: #define GDT_CSTAT_SEC_MISS 0x14 /* u_int32_t, sector misses */
258: #define GDT_CSTAT_SZ 0x18
259:
260: /* Get cache info */
261: #define GDT_CINFO_CPAR 0x00
262: #define GDT_CINFO_CSTAT GDT_CPAR_SZ
263: #define GDT_CINFO_SZ (GDT_CPAR_SZ + GDT_CSTAT_SZ)
264:
265: /* Get board info */
266: #define GDT_BINFO_SER_NO 0x00 /* u_int32_t, serial number */
267: #define GDT_BINFO_OEM_ID 0x04 /* u_int8_t [2], OEM ID */
268: #define GDT_BINFO_EP_FLAGS 0x06 /* u_int16_t, eprom flags */
269: #define GDT_BINFO_PROC_ID 0x08 /* u_int32_t, processor ID */
270: #define GDT_BINFO_MEMSIZE 0x0c /* u_int32_t, memory size (bytes) */
271: #define GDT_BINFO_MEM_BANKS 0x10 /* u_int8_t, memory banks */
272: #define GDT_BINFO_CHAN_TYPE 0x11 /* u_int8_t, channel type */
273: #define GDT_BINFO_CHAN_COUNT 0x12 /* u_int8_t, channel count */
274: #define GDT_BINFO_RDONGLE_PRES 0x13 /* u_int8_t, dongle present */
275: #define GDT_BINFO_EPR_FW_VER 0x14 /* u_int32_t, (eprom) firmware ver */
276: #define GDT_BINFO_UPD_FW_VER 0x18 /* u_int32_t, (update) firmware ver */
277: #define GDT_BINFO_UPD_REVISION 0x1c /* u_int32_t, update revision */
278: #define GDT_BINFO_TYPE_STRING 0x20 /* char [16], controller name */
279: #define GDT_BINFO_RAID_STRING 0x30 /* char [16], RAID firmware name */
280: #define GDT_BINFO_UPDATE_PRES 0x40 /* u_int8_t, update present? */
281: #define GDT_BINFO_XOR_PRES 0x41 /* u_int8_t, XOR engine present */
282: #define GDT_BINFO_PROM_TYPE 0x42 /* u_int8_t, ROM type (eprom/flash) */
283: #define GDT_BINFO_PROM_COUNT 0x43 /* u_int8_t, number of ROM devices */
284: #define GDT_BINFO_DUP_PRES 0x44 /* u_int32_t, duplexing module pres? */
285: #define GDT_BINFO_CHAN_PRES 0x48 /* u_int32_t, # of exp. channels */
286: #define GDT_BINFO_MEM_PRES 0x4c /* u_int32_t, memory expansion inst? */
287: #define GDT_BINFO_FT_BUS_SYSTEM 0x50 /* u_int8_t, fault bus supported? */
288: #define GDT_BINFO_SUBTYPE_VALID 0x51 /* u_int8_t, board_subtype valid */
289: #define GDT_BINFO_BOARD_SUBTYPE 0x52 /* u_int8_t, subtype/hardware level */
290: #define GDT_BINFO_RAMPAR_PRES 0x53 /* u_int8_t, RAM parity check hw? */
291: #define GDT_BINFO_SZ 0x54
292:
293: /* Get board features */
294: #define GDT_BFEAT_CHAINING 0x00 /* u_int8_t, chaining supported */
295: #define GDT_BFEAT_STRIPING 0x01 /* u_int8_t, striping (RAID-0) supp. */
296: #define GDT_BFEAT_MIRRORING 0x02 /* u_int8_t, mirroring (RAID-1) supp */
297: #define GDT_BFEAT_RAID 0x03 /* u_int8_t, RAID-4/5/10 supported */
298: #define GDT_BFEAT_SZ 0x04
299:
300: /* Other defines */
301: #define GDT_ASYNCINDEX 0 /* command index asynchronous event */
302: #define GDT_SPEZINDEX 1 /* command index unknown service */
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