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Diffstat (limited to 'sys/arch/macppc/dev')
-rw-r--r--sys/arch/macppc/dev/wdc_obio.c72
1 files changed, 24 insertions, 48 deletions
diff --git a/sys/arch/macppc/dev/wdc_obio.c b/sys/arch/macppc/dev/wdc_obio.c
index 648eb20bbb5..e8baabac607 100644
--- a/sys/arch/macppc/dev/wdc_obio.c
+++ b/sys/arch/macppc/dev/wdc_obio.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: wdc_obio.c,v 1.15 2003/10/17 08:14:09 grange Exp $ */
+/* $OpenBSD: wdc_obio.c,v 1.16 2003/10/18 16:26:06 drahn Exp $ */
/* $NetBSD: wdc_obio.c,v 1.15 2001/07/25 20:26:33 bouyer Exp $ */
/*-
@@ -109,10 +109,7 @@ void wdc_obio_ata4_adjust_timing(struct channel_softc *);
void wdc_obio_ata6_adjust_timing(struct channel_softc *);
int
-wdc_obio_probe(parent, match, aux)
- struct device *parent;
- void *match;
- void *aux;
+wdc_obio_probe(struct device *parent, void *match, void *aux)
{
struct confargs *ca = aux;
char compat[32];
@@ -133,9 +130,7 @@ wdc_obio_probe(parent, match, aux)
}
void
-wdc_obio_attach(parent, self, aux)
- struct device *parent, *self;
- void *aux;
+wdc_obio_attach(struct device *parent, struct device *self, void *aux)
{
struct wdc_obio_softc *sc = (void *)self;
struct confargs *ca = aux;
@@ -179,8 +174,7 @@ wdc_obio_attach(parent, self, aux)
if (bus_space_map(chp->cmd_iot, cmdbase, cmdsize, 0, &chp->cmd_ioh) ||
bus_space_subregion(chp->cmd_iot, chp->cmd_ioh,
- /* WDC_AUXREG_OFFSET<<4 */ 0x160, 1, &chp->ctl_ioh))
- {
+ /* WDC_AUXREG_OFFSET<<4 */ 0x160, 1, &chp->ctl_ioh)) {
printf("%s: couldn't map registers\n",
sc->sc_wdcdev.sc_dev.dv_xname);
return;
@@ -189,7 +183,7 @@ wdc_obio_attach(parent, self, aux)
chp->data32ioh = chp->cmd_ioh;
mac_intr_establish(parent, intr, IST_LEVEL, IPL_BIO, wdcintr, chp,
- "wdc_obio");
+ "wdc_obio");
sc->sc_wdcdev.set_modes = wdc_obio_adjust_timing;
if (use_dma) {
@@ -226,7 +220,7 @@ wdc_obio_attach(parent, self, aux)
chp->channel = 0;
chp->wdc = &sc->sc_wdcdev;
chp->ch_queue = malloc(sizeof(struct channel_queue),
- M_DEVBUF, M_NOWAIT);
+ M_DEVBUF, M_NOWAIT);
if (chp->ch_queue == NULL) {
printf("%s: can't allocate memory for command queue",
sc->sc_wdcdev.sc_dev.dv_xname);
@@ -307,11 +301,8 @@ static u_int32_t kauai_udma_timing[] = {
#define KAUAI_UDMA_MASK 0x0000ffff
#define KAUAI_UDMA_EN 0x00000001
-
-
void
-wdc_obio_adjust_timing(chp)
- struct channel_softc *chp;
+wdc_obio_adjust_timing(struct channel_softc *chp)
{
struct ata_drive_datas *drvp;
u_int conf;
@@ -320,17 +311,15 @@ wdc_obio_adjust_timing(chp)
int min_cycle, min_active;
int cycle_tick, act_tick, inact_tick, half_tick;
-
for (drive = 0; drive < 2; drive++) {
drvp = &chp->ch_drive[drive];
if ((drvp->drive_flags & DRIVE) == 0)
continue;
if (piomode == -1 || piomode > drvp->PIO_mode)
piomode = drvp->PIO_mode;
- if (drvp->drive_flags & DRIVE_DMA) {
+ if (drvp->drive_flags & DRIVE_DMA)
if (dmamode == -1 || dmamode > drvp->DMA_mode)
dmamode = drvp->DMA_mode;
- }
}
if (piomode == -1)
return; /* No drive */
@@ -396,16 +385,14 @@ wdc_obio_ata4_adjust_timing(chp)
continue;
if (piomode == -1 || piomode > drvp->PIO_mode)
piomode = drvp->PIO_mode;
- if (drvp->drive_flags & DRIVE_DMA) {
+ if (drvp->drive_flags & DRIVE_DMA)
if (dmamode == -1 || dmamode > drvp->DMA_mode)
dmamode = drvp->DMA_mode;
- }
if (drvp->drive_flags & DRIVE_UDMA) {
if (udmamode == -1 || udmamode > drvp->UDMA_mode)
udmamode = drvp->UDMA_mode;
- } else {
+ } else
udmamode = -2;
- }
}
if (piomode == -1)
return; /* No drive */
@@ -416,11 +403,10 @@ wdc_obio_ata4_adjust_timing(chp)
if (drvp->drive_flags & DRIVE_DMA)
drvp->DMA_mode = dmamode;
if (drvp->drive_flags & DRIVE_UDMA) {
- if (udmamode == -2) {
+ if (udmamode == -2)
drvp->drive_flags &= ~DRIVE_UDMA;
- } else {
+ else
drvp->UDMA_mode = udmamode;
- }
}
}
}
@@ -486,9 +472,8 @@ wdc_obio_ata6_adjust_timing(struct channel_softc *chp)
if (drvp->drive_flags & DRIVE_UDMA) {
if (udmamode == -1 || udmamode > drvp->UDMA_mode)
udmamode = drvp->UDMA_mode;
- } else {
+ } else
udmamode = -2;
- }
}
if (piomode == -1)
return; /* No drive */
@@ -499,11 +484,10 @@ wdc_obio_ata6_adjust_timing(struct channel_softc *chp)
if (drvp->drive_flags & DRIVE_DMA)
drvp->DMA_mode = dmamode;
if (drvp->drive_flags & DRIVE_UDMA) {
- if (udmamode == -2) {
+ if (udmamode == -2)
drvp->drive_flags &= ~DRIVE_UDMA;
- } else {
+ else
drvp->UDMA_mode = udmamode;
- }
}
}
}
@@ -520,13 +504,12 @@ wdc_obio_ata6_adjust_timing(struct channel_softc *chp)
#endif
conf = (conf & ~KAUAI_PIO_MASK) | kauai_pio_timing[piomode];
- if (dmamode != -1) {
+ if (dmamode != -1)
conf = (conf & ~KAUAI_DMA_MASK) | kauai_dma_timing[dmamode];
- }
- if (udmamode != -1) {
+ if (udmamode != -1)
conf1 = (conf1 & ~KAUAI_UDMA_MASK) |
kauai_udma_timing[udmamode] | KAUAI_UDMA_EN;
- } else
+ else
conf1 = conf1 & ~KAUAI_UDMA_EN;
bus_space_write_4(chp->cmd_iot, chp->cmd_ioh, CONFIG_REG, conf);
@@ -560,6 +543,7 @@ wdc_obio_dma_init(v, channel, drive, databuf, datalen, flags)
if (i + 1 == sc->sc_dmamap->dm_nsegs)
cmd = (flags & WDC_DMA_READ) ? DBDMA_CMD_IN_LAST :
DBDMA_CMD_OUT_LAST;
+
DBDMA_BUILD(cmdp, cmd, 0, sc->sc_dmamap->dm_segs[i].ds_len,
sc->sc_dmamap->dm_segs[i].ds_addr,
DBDMA_INT_NEVER, DBDMA_WAIT_NEVER, DBDMA_BRANCH_NEVER);
@@ -572,9 +556,7 @@ wdc_obio_dma_init(v, channel, drive, databuf, datalen, flags)
}
void
-wdc_obio_dma_start(v, channel, drive)
- void *v;
- int channel, drive;
+wdc_obio_dma_start(void *v, int channel, int drive)
{
struct wdc_obio_softc *sc = v;
@@ -582,9 +564,7 @@ wdc_obio_dma_start(v, channel, drive)
}
int
-wdc_obio_dma_finish(v, channel, drive, force)
- void *v;
- int channel, drive, force;
+wdc_obio_dma_finish(void *v, int channel, int drive, int force)
{
struct wdc_obio_softc *sc = v;
@@ -599,9 +579,8 @@ wdc_obio_dma_finish(v, channel, drive, force)
*/
u_int8_t
-wdc_obio_read_reg(chp, reg)
- struct channel_softc *chp;
- enum wdc_regs reg;
+wdc_obio_read_reg(struct channel_softc *chp,
+ enum wdc_regs reg)
{
#ifdef DIAGNOSTIC
if (reg & _WDC_WRONLY) {
@@ -619,10 +598,7 @@ wdc_obio_read_reg(chp, reg)
void
-wdc_obio_write_reg(chp, reg, val)
- struct channel_softc *chp;
- enum wdc_regs reg;
- u_int8_t val;
+wdc_obio_write_reg(struct channel_softc *chp, enum wdc_regs reg, u_int8_t val)
{
#ifdef DIAGNOSTIC
if (reg & _WDC_RDONLY) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 18:42:03 +0000