| mlxvar.h (52225) | mlxvar.h (52544) |
|---|---|
| 1/*- 2 * Copyright (c) 1999 Michael Smith 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * | 1/*- 2 * Copyright (c) 1999 Michael Smith 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: head/sys/dev/mlx/mlxvar.h 52225 1999-10-14 02:54:06Z msmith $ | 26 * $FreeBSD: head/sys/dev/mlx/mlxvar.h 52544 1999-10-26 23:20:43Z msmith $ |
| 27 */ 28 29/* 30 * We could actually use all 33 segments, but using only 32 means that 31 * each scatter/gather map is 256 bytes in size, and thus we don't have to worry about 32 * maps crossing page boundaries. 33 */ 34#define MLX_NSEG 32 /* max scatter/gather segments we use */ 35#define MLX_NSLOTS 256 /* max number of command slots */ 36 | 27 */ 28 29/* 30 * We could actually use all 33 segments, but using only 32 means that 31 * each scatter/gather map is 256 bytes in size, and thus we don't have to worry about 32 * maps crossing page boundaries. 33 */ 34#define MLX_NSEG 32 /* max scatter/gather segments we use */ 35#define MLX_NSLOTS 256 /* max number of command slots */ 36 |
| 37#define MLX_CFG_BASE0 0x10 /* first region */ 38#define MLX_CFG_BASE1 0x14 /* second region (type 3 only) */ 39 | |
| 40#define MLX_MAXDRIVES 32 41 | 37#define MLX_MAXDRIVES 32 38 |
| 42#define MLX_BLKSIZE 512 /* fixed feature */ 43 | |
| 44/* 45 * Structure describing a System Drive as attached to the controller. 46 */ 47struct mlx_sysdrive 48{ 49 /* from MLX_CMD_ENQSYSDRIVE */ 50 u_int32_t ms_size; 51 int ms_state; --- 64 unchanged lines hidden (view full) --- 116 int mlx_maxtarg; /* maximum number of targets per channel */ 117 int mlx_maxtags; /* maximum number of tags per device */ 118 int mlx_scsicap; /* SCSI capabilities */ 119 int mlx_feature; /* controller features/quirks */ 120#define MLX_FEAT_PAUSEWORKS (1<<0) /* channel pause works as expected */ 121 122 /* controller queues and arrays */ 123 TAILQ_HEAD(, mlx_command) mlx_freecmds; /* command structures available for reuse */ | 39/* 40 * Structure describing a System Drive as attached to the controller. 41 */ 42struct mlx_sysdrive 43{ 44 /* from MLX_CMD_ENQSYSDRIVE */ 45 u_int32_t ms_size; 46 int ms_state; --- 64 unchanged lines hidden (view full) --- 111 int mlx_maxtarg; /* maximum number of targets per channel */ 112 int mlx_maxtags; /* maximum number of tags per device */ 113 int mlx_scsicap; /* SCSI capabilities */ 114 int mlx_feature; /* controller features/quirks */ 115#define MLX_FEAT_PAUSEWORKS (1<<0) /* channel pause works as expected */ 116 117 /* controller queues and arrays */ 118 TAILQ_HEAD(, mlx_command) mlx_freecmds; /* command structures available for reuse */ |
| 124 TAILQ_HEAD(, mlx_command) mlx_donecmd; /* commands waiting for completion processing */ | 119 TAILQ_HEAD(, mlx_command) mlx_work; /* active commands */ |
| 125 struct mlx_command *mlx_busycmd[MLX_NSLOTS]; /* busy commands */ 126 int mlx_busycmds; /* count of busy commands */ 127 struct mlx_sysdrive mlx_sysdrive[MLX_MAXDRIVES]; /* system drives */ 128 struct buf_queue_head mlx_bufq; /* outstanding I/O operations */ 129 int mlx_waitbufs; /* number of bufs awaiting commands */ 130 131 /* controller status */ 132 u_int8_t mlx_fwminor; /* firmware revision */ --- 64 unchanged lines hidden (view full) --- 197/* 198 * Interface between driver core and disk driver (should be using a bus?) 199 */ 200extern int mlx_submit_buf(struct mlx_softc *sc, struct buf *bp); 201extern int mlx_submit_ioctl(struct mlx_softc *sc, struct mlx_sysdrive *drive, u_long cmd, 202 caddr_t addr, int32_t flag, struct proc *p); 203extern void mlxd_intr(void *data); 204 | 120 struct mlx_command *mlx_busycmd[MLX_NSLOTS]; /* busy commands */ 121 int mlx_busycmds; /* count of busy commands */ 122 struct mlx_sysdrive mlx_sysdrive[MLX_MAXDRIVES]; /* system drives */ 123 struct buf_queue_head mlx_bufq; /* outstanding I/O operations */ 124 int mlx_waitbufs; /* number of bufs awaiting commands */ 125 126 /* controller status */ 127 u_int8_t mlx_fwminor; /* firmware revision */ --- 64 unchanged lines hidden (view full) --- 192/* 193 * Interface between driver core and disk driver (should be using a bus?) 194 */ 195extern int mlx_submit_buf(struct mlx_softc *sc, struct buf *bp); 196extern int mlx_submit_ioctl(struct mlx_softc *sc, struct mlx_sysdrive *drive, u_long cmd, 197 caddr_t addr, int32_t flag, struct proc *p); 198extern void mlxd_intr(void *data); 199 |
| 205/* 206 * Inlines to build various command structures 207 */ 208static __inline void 209mlx_make_type1(struct mlx_command *mc, 210 u_int8_t code, 211 u_int16_t f1, 212 u_int32_t f2, 213 u_int8_t f3, 214 u_int32_t f4, 215 u_int8_t f5) 216{ 217 mc->mc_mailbox[0x0] = code; 218 mc->mc_mailbox[0x2] = f1 & 0xff; 219 mc->mc_mailbox[0x3] = (((f2 >> 24) & 0x3) << 6) | ((f1 >> 8) & 0x3f); 220 mc->mc_mailbox[0x4] = f2 & 0xff; 221 mc->mc_mailbox[0x5] = (f2 >> 8) & 0xff; 222 mc->mc_mailbox[0x6] = (f2 >> 16) & 0xff; 223 mc->mc_mailbox[0x7] = f3; 224 mc->mc_mailbox[0x8] = f4 & 0xff; 225 mc->mc_mailbox[0x9] = (f4 >> 8) & 0xff; 226 mc->mc_mailbox[0xa] = (f4 >> 16) & 0xff; 227 mc->mc_mailbox[0xb] = (f4 >> 24) & 0xff; 228 mc->mc_mailbox[0xc] = f5; 229} | |
| 230 | 200 |
| 231static __inline void 232mlx_make_type2(struct mlx_command *mc, 233 u_int8_t code, 234 u_int8_t f1, 235 u_int8_t f2, 236 u_int8_t f3, 237 u_int8_t f4, 238 u_int8_t f5, 239 u_int8_t f6, 240 u_int32_t f7, 241 u_int8_t f8) 242{ 243 mc->mc_mailbox[0x0] = code; 244 mc->mc_mailbox[0x2] = f1; 245 mc->mc_mailbox[0x3] = f2; 246 mc->mc_mailbox[0x4] = f3; 247 mc->mc_mailbox[0x5] = f4; 248 mc->mc_mailbox[0x6] = f5; 249 mc->mc_mailbox[0x7] = f6; 250 mc->mc_mailbox[0x8] = f7 & 0xff; 251 mc->mc_mailbox[0x9] = (f7 >> 8) & 0xff; 252 mc->mc_mailbox[0xa] = (f7 >> 16) & 0xff; 253 mc->mc_mailbox[0xb] = (f7 >> 24) & 0xff; 254 mc->mc_mailbox[0xc] = f8; 255} 256 257static __inline void 258mlx_make_type3(struct mlx_command *mc, 259 u_int8_t code, 260 u_int8_t f1, 261 u_int8_t f2, 262 u_int16_t f3, 263 u_int8_t f4, 264 u_int8_t f5, 265 u_int32_t f6, 266 u_int8_t f7) 267{ 268 mc->mc_mailbox[0x0] = code; 269 mc->mc_mailbox[0x2] = f1; 270 mc->mc_mailbox[0x3] = f2; 271 mc->mc_mailbox[0x4] = f3 & 0xff; 272 mc->mc_mailbox[0x5] = (f3 >> 8) & 0xff; 273 mc->mc_mailbox[0x6] = f4; 274 mc->mc_mailbox[0x7] = f5; 275 mc->mc_mailbox[0x8] = f6 & 0xff; 276 mc->mc_mailbox[0x9] = (f6 >> 8) & 0xff; 277 mc->mc_mailbox[0xa] = (f6 >> 16) & 0xff; 278 mc->mc_mailbox[0xb] = (f6 >> 24) & 0xff; 279 mc->mc_mailbox[0xc] = f7; 280} 281 282static __inline void 283mlx_make_type4(struct mlx_command *mc, 284 u_int8_t code, 285 u_int16_t f1, 286 u_int32_t f2, 287 u_int32_t f3, 288 u_int8_t f4) 289{ 290 mc->mc_mailbox[0x0] = code; 291 mc->mc_mailbox[0x2] = f1 & 0xff; 292 mc->mc_mailbox[0x3] = (f1 >> 8) & 0xff; 293 mc->mc_mailbox[0x4] = f2 & 0xff; 294 mc->mc_mailbox[0x5] = (f2 >> 8) & 0xff; 295 mc->mc_mailbox[0x6] = (f2 >> 16) & 0xff; 296 mc->mc_mailbox[0x7] = (f2 >> 24) & 0xff; 297 mc->mc_mailbox[0x8] = f3 & 0xff; 298 mc->mc_mailbox[0x9] = (f3 >> 8) & 0xff; 299 mc->mc_mailbox[0xa] = (f3 >> 16) & 0xff; 300 mc->mc_mailbox[0xb] = (f3 >> 24) & 0xff; 301 mc->mc_mailbox[0xc] = f4; 302} 303 304static __inline void 305mlx_make_type5(struct mlx_command *mc, 306 u_int8_t code, 307 u_int8_t f1, 308 u_int8_t f2, 309 u_int32_t f3, 310 u_int32_t f4, 311 u_int8_t f5) 312{ 313 mc->mc_mailbox[0x0] = code; 314 mc->mc_mailbox[0x2] = f1; 315 mc->mc_mailbox[0x3] = f2; 316 mc->mc_mailbox[0x4] = f3 & 0xff; 317 mc->mc_mailbox[0x5] = (f3 >> 8) & 0xff; 318 mc->mc_mailbox[0x6] = (f3 >> 16) & 0xff; 319 mc->mc_mailbox[0x7] = (f3 >> 24) & 0xff; 320 mc->mc_mailbox[0x8] = f4 & 0xff; 321 mc->mc_mailbox[0x9] = (f4 >> 8) & 0xff; 322 mc->mc_mailbox[0xa] = (f4 >> 16) & 0xff; 323 mc->mc_mailbox[0xb] = (f4 >> 24) & 0xff; 324 mc->mc_mailbox[0xc] = f5; 325} 326 | |