Synchronize with sys/i386/conf/files.i386 and sys/i386/isa/wd.c

revisions 1.169 and 1.133, respectively.
This commit is contained in:
kato 1997-07-31 13:10:54 +00:00
parent f664a74eab
commit d86ede54ce
3 changed files with 81 additions and 7 deletions

View File

@ -3,7 +3,7 @@
#
# modified for PC-9801
#
# $Id: files.pc98,v 1.28 1997/06/30 09:57:33 kato Exp $
# $Id: files.pc98,v 1.29 1997/07/26 01:34:33 kato Exp $
#
aic7xxx_asm optional ahc device-driver \
dependency "$S/dev/aic7xxx/*.[chyl]" \
@ -302,4 +302,4 @@ gnu/i386/fpemul/reg_u_sub.s optional gpl_math_emulate
gnu/i386/fpemul/wm_shrx.s optional gpl_math_emulate
gnu/i386/fpemul/wm_sqrt.s optional gpl_math_emulate
gnu/i386/isa/dgb.c optional dgb device-driver
pci/wd82371.c optional wd device-driver
pci/ide_pci.c optional wd device-driver

View File

@ -3,7 +3,7 @@
#
# modified for PC-9801
#
# $Id: files.pc98,v 1.28 1997/06/30 09:57:33 kato Exp $
# $Id: files.pc98,v 1.29 1997/07/26 01:34:33 kato Exp $
#
aic7xxx_asm optional ahc device-driver \
dependency "$S/dev/aic7xxx/*.[chyl]" \
@ -302,4 +302,4 @@ gnu/i386/fpemul/reg_u_sub.s optional gpl_math_emulate
gnu/i386/fpemul/wm_shrx.s optional gpl_math_emulate
gnu/i386/fpemul/wm_sqrt.s optional gpl_math_emulate
gnu/i386/isa/dgb.c optional dgb device-driver
pci/wd82371.c optional wd device-driver
pci/ide_pci.c optional wd device-driver

View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)wd.c 7.2 (Berkeley) 5/9/91
* $Id: wd.c,v 1.25 1997/07/02 11:01:37 kato Exp $
* $Id: wd.c,v 1.26 1997/07/21 13:11:16 kato Exp $
*/
/* TODO:
@ -116,6 +116,7 @@ extern void wdstart(int ctrlr);
/* can't handle that in all cases */
#define WDOPT_32BIT 0x8000
#define WDOPT_SLEEPHACK 0x4000
#define WDOPT_DMA 0x2000
#define WDOPT_FORCEHD(x) (((x)&0x0f00)>>8)
#define WDOPT_MULTIMASK 0x00ff
@ -192,12 +193,17 @@ struct disk {
#define DKFL_32BIT 0x00100 /* use 32-bit i/o mode */
#define DKFL_MULTI 0x00200 /* use multi-i/o mode */
#define DKFL_BADSCAN 0x00400 /* report all errors */
#define DKFL_USEDMA 0x00800 /* use DMA for data transfers */
#define DKFL_DMA 0x01000 /* using DMA on this transfer-- DKFL_SINGLE
* overrides this
*/
struct wdparams dk_params; /* ESDI/IDE drive/controller parameters */
int dk_dkunit; /* disk stats unit number */
int dk_multi; /* multi transfers */
int dk_currentiosize; /* current io size */
struct diskgeom dk_dd; /* device configuration data */
struct diskslices *dk_slices; /* virtual drives */
void *dk_dmacookie; /* handle for DMA services */
#ifdef PC98
short single_sector;
#endif
@ -241,6 +247,7 @@ static int wdsetctlr(struct disk *du);
#if 0
static int wdwsetctlr(struct disk *du);
#endif
static int wdsetmode(int mode, void *wdinfo);
static int wdgetctlr(struct disk *du);
static void wderror(struct buf *bp, struct disk *du, char *mesg);
static void wdflushirq(struct disk *du, int old_ipl);
@ -444,6 +451,7 @@ wdattach(struct isa_device *dvp)
int unit, lunit;
struct isa_device *wdup;
struct disk *du;
struct wdparams *wp;
if (dvp->id_unit >= NWDC)
return (0);
@ -515,6 +523,8 @@ wdattach(struct isa_device *dvp)
dvp->id_unit, unit, lunit,
sizeof du->dk_params.wdp_model,
du->dk_params.wdp_model);
if (du->dk_flags & DKFL_USEDMA)
printf(", DMA");
if (du->dk_flags & DKFL_32BIT)
printf(", 32-bit");
if (du->dk_multi > 1)
@ -537,6 +547,17 @@ wdattach(struct isa_device *dvp)
du->dk_dd.d_nsectors,
du->dk_dd.d_secsize);
if (bootverbose) {
wp = &du->dk_params;
printf(
"wd%d: ATA INQUIRE valid = %04x, dmamword = %04x, apio = %04x, udma = %04x\n",
du->dk_lunit,
wp->wdp_atavalid,
wp->wdp_dmamword,
wp->wdp_eidepiomodes,
wp->wdp_udmamode);
}
/*
* Start timeout routine for this drive.
* XXX timeout should be per controller.
@ -919,7 +940,19 @@ wdstart(int ctrlr)
count = 1;
du->dk_currentiosize = 1;
} else {
if( (count > 1) && (du->dk_multi > 1)) {
if((du->dk_flags & DKFL_USEDMA) &&
wddma.wdd_dmaverify(du->dk_dmacookie,
(void *)((int)bp->b_un.b_addr +
du->dk_skip * DEV_BSIZE),
du->dk_bc,
bp->b_flags & B_READ)) {
du->dk_flags |= DKFL_DMA;
if( bp->b_flags & B_READ)
command = WDCC_READ_DMA;
else
command = WDCC_WRITE_DMA;
du->dk_currentiosize = count;
} else if( (count > 1) && (du->dk_multi > 1)) {
du->dk_flags |= DKFL_MULTI;
if( bp->b_flags & B_READ) {
command = WDCC_READ_MULTI;
@ -955,6 +988,14 @@ wdstart(int ctrlr)
if(du->dk_dkunit >= 0) {
dk_busy |= 1 << du->dk_dkunit;
}
if ((du->dk_flags & (DKFL_DMA|DKFL_SINGLE)) == DKFL_DMA) {
wddma.wdd_dmaprep(du->dk_dmacookie,
(void *)((int)bp->b_un.b_addr +
du->dk_skip * DEV_BSIZE),
du->dk_bc,
bp->b_flags & B_READ);
}
while (wdcommand(du, cylin, head, sector, count, command)
!= 0) {
wderror(bp, du,
@ -988,6 +1029,12 @@ wdstart(int ctrlr)
*/
du->dk_timeout = 1 + 3;
/* if this is a DMA op, start DMA and go away until it's done. */
if ((du->dk_flags & (DKFL_DMA|DKFL_SINGLE)) == DKFL_DMA) {
wddma.wdd_dmastart(du->dk_dmacookie);
return;
}
/* If this is a read operation, just go away until it's done. */
if (bp->b_flags & B_READ)
return;
@ -1103,6 +1150,15 @@ wdintr(int unit)
#ifdef PC98
outb(0x432,(du->dk_unit)%2);
#endif
/* finish off DMA. ignore errors if we're not using it. */
if (du->dk_flags & (DKFL_DMA|DKFL_USEDMA)) {
if ((wddma.wdd_dmadone(du->dk_dmacookie) != WDDS_INTERRUPT) &&
!(du->dk_flags & DKFL_USEDMA)) {
wderror(bp, du, "wdintr: DMA failure");
du->dk_status |= WDCS_ERR; /* XXX totally bogus err */
}
}
if (wdwait(du, 0, TIMEOUT) < 0) {
wderror(bp, du, "wdintr: timeout waiting for status");
du->dk_status |= WDCS_ERR; /* XXX */
@ -1926,6 +1982,21 @@ wdgetctlr(struct disk *du)
du->dk_multi = wp->wdp_nsecperint & 0xff;
wdsetmulti(du);
du->dk_dmacookie = NULL;
/*
* check drive's DMA capability
*/
/* does user want this? */
if ((du->cfg_flags & WDOPT_DMA) &&
/* have we got a DMA controller? */
(wddma.wdd_candma &&
(du->dk_dmacookie = wddma.wdd_candma(du->dk_port,
du->dk_unit))) &&
/* can said drive do DMA? */
(wddma.wdd_dmainit(du->dk_dmacookie, wp, wdsetmode, du)))
du->dk_flags |= DKFL_USEDMA;
#ifdef WDDEBUG
printf(
"\nwd(%d,%d): wdgetctlr: gc %x cyl %d trk %d sec %d type %d sz %d model %s\n",
@ -2311,6 +2382,9 @@ wdreset(struct disk *du)
#ifdef PC98
outb(0x432,(du->dk_unit)%2);
#endif
if ((du->dk_flags & (DKFL_DMA|DKFL_USEDMA)) && du->dk_dmacookie)
wddma.wdd_dmadone(du->dk_dmacookie);
wdc = du->dk_port;
(void)wdwait(du, 0, TIMEOUT);
#ifdef PC98
@ -2381,7 +2455,7 @@ wdtimeout(void *cdu)
if(timeouts++ == 5)
wderror((struct buf *)NULL, du,
"Last time I say: interrupt timeout. Probably a portable PC.");
else if(timeouts++ < 5)
else if(timeouts < 5)
wderror((struct buf *)NULL, du, "interrupt timeout");
wdunwedge(du);
wdflushirq(du, x);