diff options
Diffstat (limited to 'sys/dev/isa')
-rw-r--r-- | sys/dev/isa/seagate.c | 71 |
1 files changed, 37 insertions, 34 deletions
diff --git a/sys/dev/isa/seagate.c b/sys/dev/isa/seagate.c index fcba075b106..a6b6e9a31c7 100644 --- a/sys/dev/isa/seagate.c +++ b/sys/dev/isa/seagate.c @@ -1,16 +1,16 @@ -/* $OpenBSD: seagate.c,v 1.13 1999/01/31 14:56:01 espie Exp $ */ +/* $OpenBSD: seagate.c,v 1.14 2001/01/29 06:49:26 mickey Exp $ */ /* * ST01/02, Future Domain TMC-885, TMC-950 SCSI driver * * Copyright 1994, Charles Hannum (mycroft@ai.mit.edu) * Copyright 1994, Kent Palmkvist (kentp@isy.liu.se) - * Copyright 1994, Robert Knier (rknier@qgraph.com) + * Copyright 1994, Robert Knier (rknier@qgraph.com) * Copyright 1992, 1994 Drew Eckhardt (drew@colorado.edu) * Copyright 1994, Julian Elischer (julian@tfs.com) * * Others that has contributed by example code is - * Glen Overby (overby@cray.com) + * Glen Overby (overby@cray.com) * Tatu Yllnen * Brian E Litzinger * @@ -39,13 +39,13 @@ /* * kentp 940307 alpha version based on newscsi-03 version of Julians SCSI-code * kentp 940314 Added possibility to not use messages - * rknier 940331 Added fast transfer code - * rknier 940407 Added assembler coded data transfers + * rknier 940331 Added fast transfer code + * rknier 940407 Added assembler coded data transfers */ /* * What should really be done: - * + * * Add missing tests for timeouts * Restructure interrupt enable/disable code (runs to long with int disabled) * Find bug? giving problem with tape status @@ -63,7 +63,7 @@ * It is therefore important to look at what numbers DOS thinks the * disk has. Use these to disklabel your disk in an appropriate manner */ - + #include <sys/types.h> #include <sys/param.h> #include <sys/systm.h> @@ -169,7 +169,7 @@ /******************************************************************************/ -/* scsi control block used to keep info about a scsi command */ +/* scsi control block used to keep info about a scsi command */ struct sea_scb { u_char *data; /* position in data buffer so far */ int datalen; /* bytes remaining to transfer */ @@ -362,7 +362,7 @@ seaprobe(parent, match, aux) return 0; } else sea->maddr = ISA_HOLE_VADDR(ia->ia_maddr); - + /* check board type */ /* No way to define this through config */ for (i = 0; i < nsignatures; i++) if (!bcmp(sea->maddr + signatures[i].offset, @@ -403,7 +403,7 @@ seaprobe(parent, match, aux) printf("%s: board RAM failure\n", sea->sc_dev.dv_xname); return 0; } - + ia->ia_drq = DRQUNK; ia->ia_msize = 0x2000; ia->ia_iosize = 0; @@ -415,7 +415,7 @@ seaprint(aux, name) void *aux; const char *name; { - if (name != NULL) + if (name != NULL) printf("%s: scsibus ", name); return UNCONF; } @@ -441,7 +441,7 @@ seaattach(parent, self, aux) sea->sc_link.adapter = &sea_switch; sea->sc_link.device = &sea_dev; sea->sc_link.openings = 1; - + printf("\n"); sea->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE, @@ -497,12 +497,12 @@ sea_init(sea) struct sea_softc *sea; { int i; - + /* Reset the scsi bus (I don't know if this is needed */ CONTROL = BASE_CMD | CMD_DRVR_ENABLE | CMD_RST; delay(25); /* hold reset for at least 25 microseconds */ CONTROL = BASE_CMD; - delay(10); /* wait a Bus Clear Delay (800 ns + bus free delay (800 ns) */ + delay(10); /* wait a Bus Clear Delay (800 ns + bus free delay (800 ns) */ /* Set our id (don't know anything about this) */ switch (sea->type) { @@ -588,7 +588,8 @@ sea_scsi_cmd(xs) * Usually return SUCCESSFULLY QUEUED */ if ((flags & SCSI_POLL) == 0) { - timeout(sea_timeout, scb, (xs->timeout * hz) / 1000); + timeout_set(&scb->xs->stimeout, sea_timeout, scb); + timeout_add(&scb->xs->stimeout, (xs->timeout * hz) / 1000); splx(s); return SUCCESSFULLY_QUEUED; } @@ -708,7 +709,7 @@ loop: (1 << scb->xs->sc_link->lun))) { TAILQ_REMOVE(&sea->ready_list, scb, chain); - + /* Re-enable interrupts. */ splx(s); @@ -757,7 +758,7 @@ loop: } } } /* if (!sea->nexus) */ - + splx(s); if (sea->nexus) { /* we are connected. Do the task */ sea_information_transfer(sea); @@ -818,7 +819,7 @@ sea_timeout(arg) if (scb->flags & SCB_ABORTED) { /* abort timed out */ printf(" AGAIN\n"); - scb->xs->retries = 0; + scb->xs->retries = 0; scb->flags |= SCB_ABORTED; sea_done(sea, scb); } else { @@ -827,13 +828,15 @@ sea_timeout(arg) scb->flags |= SCB_ABORTED; sea_abort(sea, scb); /* 2 secs for the abort */ - if ((xs->flags & SCSI_POLL) == 0) - timeout(sea_timeout, scb, 2 * hz); + if ((xs->flags & SCSI_POLL) == 0) { + timeout_set(&scb->xs->stimeout, sea_timeout, scb); + timeout_add(&scb->xs->stimeout, 2 * hz); + } } splx(s); } - + void sea_reselect(sea) struct sea_softc *sea; @@ -846,7 +849,7 @@ sea_reselect(sea) u_char *data; struct sea_scb *scb; int abort = 0; - + if (!((target_mask = STATUS) & STAT_SEL)) { printf("%s: wrong state 0x%x\n", sea->sc_dev.dv_xname, target_mask); @@ -881,7 +884,7 @@ sea_reselect(sea) len = 3; data = msg; phase = PH_MSGIN; - sea_transfer_pio(sea, &phase, &len, &data); + sea_transfer_pio(sea, &phase, &len, &data); if (MSG_ISIDENTIFY(msg[0])) { printf("%s: expecting IDENTIFY message, got 0x%x\n", @@ -1056,7 +1059,7 @@ sea_select(sea, scb) #else (BASE_CMD & ~CMD_INTR) | CMD_DRVR_ENABLE | CMD_SEL | CMD_ATTN; #endif - delay(1); + delay(1); /* wait for a bsy from target */ for (timeout = 0; timeout < 2000000L; timeout++) @@ -1076,7 +1079,7 @@ sea_select(sea, scb) CONTROL = (BASE_CMD & ~CMD_INTR) | CMD_DRVR_ENABLE | CMD_ATTN; #endif delay(1); - + /* should start a msg_out phase */ for (timeout = 0; timeout < 2000000L; timeout++) if (STATUS & STAT_REQ) @@ -1101,7 +1104,7 @@ sea_select(sea, scb) if (!(STATUS & STAT_BSY)) printf("%s: after successful arbitrate: no STAT_BSY!\n", sea->sc_dev.dv_xname); - + sea->nexus = scb; sea->busy[scb->xs->sc_link->target] |= 1 << scb->xs->sc_link->lun; /* This assignment should depend on possibility to send a message to target. */ @@ -1181,7 +1184,7 @@ sea_done(sea, scb) { struct scsi_xfer *xs = scb->xs; - untimeout(sea_timeout, scb); + timeout_del(&scb->xs->stimeout); xs->resid = scb->datalen; @@ -1304,14 +1307,14 @@ sea_information_transfer(sea) if ((tmp & PH_MASK) != phase) break; if (!(phase & STAT_IO)) { - int block = BLOCK_SIZE; + int block = BLOCK_SIZE; void *a = sea->maddr_dr; #ifdef SEA_ASSEMBLER asm("shr $2, %%ecx\n\t\ cld\n\t\ rep\n\t\ movsl" : - "=S" (scb->data), + "=S" (scb->data), "=c" (block) , "=D" (a) : "0" (scb->data), @@ -1323,7 +1326,7 @@ sea_information_transfer(sea) count++) DATA = *(scb->data++); #endif - } else { + } else { int block = BLOCK_SIZE; void *a = sea->maddr_dr; #ifdef SEA_ASSEMBLER @@ -1346,7 +1349,7 @@ sea_information_transfer(sea) scb->datalen -= BLOCK_SIZE; } } -#endif +#endif if (scb->datalen) sea_transfer_pio(sea, &phase, &scb->datalen, &scb->data); @@ -1369,7 +1372,7 @@ sea_information_transfer(sea) s = splbio(); sea->nexus = NULL; splx(s); - sea->busy[scb->xs->sc_link->target] &= + sea->busy[scb->xs->sc_link->target] &= ~(1 << scb->xs->sc_link->lun); CONTROL = BASE_CMD; sea_done(sea, scb); @@ -1411,11 +1414,11 @@ sea_information_transfer(sea) printf("%s: sent message abort to target\n", sea->sc_dev.dv_xname); s = splbio(); - sea->busy[scb->xs->sc_link->target] &= + sea->busy[scb->xs->sc_link->target] &= ~(1 << scb->xs->sc_link->lun); sea->nexus = NULL; scb->flags = SCB_ABORTED; - splx(s); + splx(s); /* enable interrupt from scsi */ sea_done(sea, scb); return; |