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Add support for VIA 8237 Serial ATA. From Stephen Degler in kern/22727,

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with some cleanup by me.
This commit is contained in:
bouyer 2003-09-15 20:15:44 +00:00
parent 9e1bd0b405
commit 036c4d23c0
1 changed files with 59 additions and 6 deletions
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65
sys/dev/pci/pciide.c
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@ -1,4 +1,4 @@
/* $NetBSD: pciide.c,v 1.196 2003/08/17 15:52:06 bouyer Exp $ */
/* $NetBSD: pciide.c,v 1.197 2003/09/15 20:15:44 bouyer Exp $ */
/*
@ -76,7 +76,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: pciide.c,v 1.196 2003/08/17 15:52:06 bouyer Exp $");
__KERNEL_RCSID(0, "$NetBSD: pciide.c,v 1.197 2003/09/15 20:15:44 bouyer Exp $");
#ifndef WDCDEBUG
#define WDCDEBUG
@ -175,6 +175,7 @@ void amd7x6_chip_map __P((struct pciide_softc*, struct pci_attach_args*));
void amd7x6_setup_channel __P((struct channel_softc*));
void apollo_chip_map __P((struct pciide_softc*, struct pci_attach_args*));
void apollo_sata_chip_map __P((struct pciide_softc*, struct pci_attach_args*));
void apollo_setup_channel __P((struct channel_softc*));
void cmd_chip_map __P((struct pciide_softc*, struct pci_attach_args*));
@ -444,6 +445,11 @@ const struct pciide_product_desc pciide_via_products[] = {
NULL,
apollo_chip_map,
},
{ PCI_PRODUCT_VIATECH_VT8237_SATA,
IDE_PCI_CLASS_OVERRIDE,
"VIA Technologies VT8237 SATA Controller",
apollo_sata_chip_map,
},
{ 0,
0,
NULL,
@ -2381,10 +2387,6 @@ apollo_chip_map(sc, pa)
aprint_normal("VT8235 ATA133 controller\n");
sc->sc_wdcdev.UDMA_cap = 6;
break;
case PCI_PRODUCT_VIATECH_VT8237_RAID:
aprint_normal("VT8237 ATA133 controller\n");
sc->sc_wdcdev.UDMA_cap = 6;
break;
default:
aprint_normal("unknown ATA controller\n");
sc->sc_wdcdev.UDMA_cap = 0;
@ -2541,6 +2543,57 @@ pio: /* setup PIO mode */
pci_conf_write(sc->sc_pc, sc->sc_tag, APO_UDMA, udmatim_reg);
}
void
apollo_sata_chip_map(sc, pa)
struct pciide_softc *sc;
struct pci_attach_args *pa;
{
struct pciide_channel *cp;
pcireg_t interface = PCI_INTERFACE(pa->pa_class);
int channel;
bus_size_t cmdsize, ctlsize;
if (pciide_chipen(sc, pa) == 0)
return;
if ( interface == 0 ) {
WDCDEBUG_PRINT(("apollo_sata_chip_map interface == 0\n"),
DEBUG_PROBE);
interface = PCIIDE_INTERFACE_BUS_MASTER_DMA |
PCIIDE_INTERFACE_PCI(0) | PCIIDE_INTERFACE_PCI(1);
}
aprint_normal("%s: bus-master DMA support present",
sc->sc_wdcdev.sc_dev.dv_xname);
pciide_mapreg_dma(sc, pa);
aprint_normal("\n");
if (sc->sc_dma_ok) {
sc->sc_wdcdev.cap |= WDC_CAPABILITY_UDMA | WDC_CAPABILITY_DMA | WDC_CAPABILITY_IRQACK;
sc->sc_wdcdev.irqack = pciide_irqack;
}
sc->sc_wdcdev.PIO_cap = 4;
sc->sc_wdcdev.DMA_cap = 2;
sc->sc_wdcdev.UDMA_cap = 6;
sc->sc_wdcdev.channels = sc->wdc_chanarray;
sc->sc_wdcdev.nchannels = PCIIDE_NUM_CHANNELS;
sc->sc_wdcdev.cap |= WDC_CAPABILITY_DATA16 | WDC_CAPABILITY_DATA32 |
WDC_CAPABILITY_MODE | WDC_CAPABILITY_SINGLE_DRIVE;
sc->sc_wdcdev.set_modes = sata_setup_channel;
for (channel = 0; channel < sc->sc_wdcdev.nchannels; channel++) {
cp = &sc->pciide_channels[channel];
if (pciide_chansetup(sc, channel, interface) == 0)
continue;
pciide_mapchan(pa, cp, interface, &cmdsize, &ctlsize,
pciide_pci_intr);
pciide_map_compat_intr(pa, cp, channel, interface);
sata_setup_channel(&cp->wdc_channel);
}
}
void
cmd_channel_map(pa, sc, channel)
struct pci_attach_args *pa;