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[src/trunk]: src/sys/dev/pci Add support of Silicon Image 0680 Ultra ATA/133 ...
details: https://anonhg.NetBSD.org/src/rev/f5bc85666c40
branches: trunk
changeset: 534447:f5bc85666c40
user: onoe <onoe%NetBSD.org@localhost>
date: Fri Jul 26 10:23:30 2002 +0000
description:
Add support of Silicon Image 0680 Ultra ATA/133 ATA Controller.
It's ugly that all register values are written in numeric, but I can't
find any definition of the registers to be written in literal.
diffstat:
sys/dev/pci/pciide.c | 189 ++++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 187 insertions(+), 2 deletions(-)
diffs (224 lines):
diff -r b58cfd666d0c -r f5bc85666c40 sys/dev/pci/pciide.c
--- a/sys/dev/pci/pciide.c Fri Jul 26 10:17:21 2002 +0000
+++ b/sys/dev/pci/pciide.c Fri Jul 26 10:23:30 2002 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: pciide.c,v 1.160 2002/07/22 20:56:57 bouyer Exp $ */
+/* $NetBSD: pciide.c,v 1.161 2002/07/26 10:23:30 onoe Exp $ */
/*
@@ -76,7 +76,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pciide.c,v 1.160 2002/07/22 20:56:57 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pciide.c,v 1.161 2002/07/26 10:23:30 onoe Exp $");
#ifndef WDCDEBUG
#define WDCDEBUG
@@ -177,6 +177,10 @@
struct pciide_softc *, int));
int cmd_pci_intr __P((void *));
void cmd646_9_irqack __P((struct channel_softc *));
+void cmd680_chip_map __P((struct pciide_softc*, struct pci_attach_args*));
+void cmd680_setup_channel __P((struct channel_softc*));
+void cmd680_channel_map __P((struct pci_attach_args *,
+ struct pciide_softc *, int));
void cy693_chip_map __P((struct pciide_softc*, struct pci_attach_args*));
void cy693_setup_channel __P((struct channel_softc*));
@@ -358,6 +362,11 @@
"CMD Technology PCI0649",
cmd0643_9_chip_map,
},
+ { PCI_PRODUCT_CMDTECH_680,
+ IDE_PCI_CLASS_OVERRIDE,
+ "Silicon Image 0680",
+ cmd680_chip_map,
+ },
{ 0,
0,
NULL,
@@ -2690,6 +2699,182 @@
}
void
+cmd680_chip_map(sc, pa)
+ struct pciide_softc *sc;
+ struct pci_attach_args *pa;
+{
+ struct pciide_channel *cp;
+ int channel;
+
+ if (pciide_chipen(sc, pa) == 0)
+ return;
+ printf("%s: bus-master DMA support present",
+ sc->sc_wdcdev.sc_dev.dv_xname);
+ pciide_mapreg_dma(sc, pa);
+ printf("\n");
+ sc->sc_wdcdev.cap = WDC_CAPABILITY_DATA16 | WDC_CAPABILITY_DATA32 |
+ WDC_CAPABILITY_MODE;
+ if (sc->sc_dma_ok) {
+ sc->sc_wdcdev.cap |= WDC_CAPABILITY_DMA | WDC_CAPABILITY_IRQACK;
+ sc->sc_wdcdev.cap |= WDC_CAPABILITY_UDMA;
+ sc->sc_wdcdev.UDMA_cap = 6;
+ sc->sc_wdcdev.irqack = pciide_irqack;
+ }
+
+ sc->sc_wdcdev.channels = sc->wdc_chanarray;
+ sc->sc_wdcdev.nchannels = PCIIDE_NUM_CHANNELS;
+ sc->sc_wdcdev.PIO_cap = 4;
+ sc->sc_wdcdev.DMA_cap = 2;
+ sc->sc_wdcdev.set_modes = cmd680_setup_channel;
+
+ pciide_pci_write(sc->sc_pc, sc->sc_tag, 0x80, 0x00);
+ pciide_pci_write(sc->sc_pc, sc->sc_tag, 0x84, 0x00);
+ pciide_pci_write(sc->sc_pc, sc->sc_tag, 0x8a,
+ pciide_pci_read(sc->sc_pc, sc->sc_tag, 0x8a) | 0x01);
+ for (channel = 0; channel < sc->sc_wdcdev.nchannels; channel++) {
+ cp = &sc->pciide_channels[channel];
+ cmd680_channel_map(pa, sc, channel);
+ if (cp->hw_ok == 0)
+ continue;
+ cmd680_setup_channel(&cp->wdc_channel);
+ }
+}
+
+void
+cmd680_channel_map(pa, sc, channel)
+ struct pci_attach_args *pa;
+ struct pciide_softc *sc;
+ int channel;
+{
+ struct pciide_channel *cp = &sc->pciide_channels[channel];
+ bus_size_t cmdsize, ctlsize;
+ int interface, i, reg;
+ static const u_int8_t init_val[] =
+ { 0x8a, 0x32, 0x8a, 0x32, 0x8a, 0x32,
+ 0x92, 0x43, 0x92, 0x43, 0x09, 0x40, 0x09, 0x40 };
+
+ if (PCI_SUBCLASS(pa->pa_class) != PCI_SUBCLASS_MASS_STORAGE_IDE) {
+ interface = PCIIDE_INTERFACE_SETTABLE(0) |
+ PCIIDE_INTERFACE_SETTABLE(1);
+ interface |= PCIIDE_INTERFACE_PCI(0) |
+ PCIIDE_INTERFACE_PCI(1);
+ } else {
+ interface = PCI_INTERFACE(pa->pa_class);
+ }
+
+ sc->wdc_chanarray[channel] = &cp->wdc_channel;
+ cp->name = PCIIDE_CHANNEL_NAME(channel);
+ cp->wdc_channel.channel = channel;
+ cp->wdc_channel.wdc = &sc->sc_wdcdev;
+
+ cp->wdc_channel.ch_queue =
+ malloc(sizeof(struct channel_queue), M_DEVBUF, M_NOWAIT);
+ if (cp->wdc_channel.ch_queue == NULL) {
+ printf("%s %s channel: "
+ "can't allocate memory for command queue",
+ sc->sc_wdcdev.sc_dev.dv_xname, cp->name);
+ return;
+ }
+
+ /* XXX */
+ reg = 0xa2 + channel * 16;
+ for (i = 0; i < sizeof(init_val); i++)
+ pciide_pci_write(sc->sc_pc, sc->sc_tag, reg + i, init_val[i]);
+
+ printf("%s: %s channel %s to %s mode\n",
+ sc->sc_wdcdev.sc_dev.dv_xname, cp->name,
+ (interface & PCIIDE_INTERFACE_SETTABLE(channel)) ?
+ "configured" : "wired",
+ (interface & PCIIDE_INTERFACE_PCI(channel)) ?
+ "native-PCI" : "compatibility");
+
+ pciide_mapchan(pa, cp, interface, &cmdsize, &ctlsize, pciide_pci_intr);
+ if (cp->hw_ok == 0)
+ return;
+ pciide_map_compat_intr(pa, cp, channel, interface);
+}
+
+void
+cmd680_setup_channel(chp)
+ struct channel_softc *chp;
+{
+ struct ata_drive_datas *drvp;
+ u_int8_t mode, off, scsc;
+ u_int16_t val;
+ u_int32_t idedma_ctl;
+ int drive;
+ struct pciide_channel *cp = (struct pciide_channel*)chp;
+ struct pciide_softc *sc = (struct pciide_softc *)cp->wdc_channel.wdc;
+ pci_chipset_tag_t pc = sc->sc_pc;
+ pcitag_t pa = sc->sc_tag;
+ static const u_int8_t udma2_tbl[] =
+ { 0x0f, 0x0b, 0x07, 0x06, 0x03, 0x02, 0x01 };
+ static const u_int8_t udma_tbl[] =
+ { 0x0c, 0x07, 0x05, 0x04, 0x02, 0x01, 0x00 };
+ static const u_int16_t dma_tbl[] =
+ { 0x2208, 0x10c2, 0x10c1 };
+ static const u_int16_t pio_tbl[] =
+ { 0x328a, 0x2283, 0x1104, 0x10c3, 0x10c1 };
+
+ idedma_ctl = 0;
+ pciide_channel_dma_setup(cp);
+ mode = pciide_pci_read(pc, pa, 0x80 + chp->channel * 4);
+
+ for (drive = 0; drive < 2; drive++) {
+ drvp = &chp->ch_drive[drive];
+ /* If no drive, skip */
+ if ((drvp->drive_flags & DRIVE) == 0)
+ continue;
+ mode &= ~(0x03 << (drive * 4));
+ if (drvp->drive_flags & DRIVE_UDMA) {
+ drvp->drive_flags &= ~DRIVE_DMA;
+ off = 0xa0 + chp->channel * 16;
+ if (drvp->UDMA_mode > 2 &&
+ (pciide_pci_read(pc, pa, off) & 0x01) == 0)
+ drvp->UDMA_mode = 2;
+ scsc = pciide_pci_read(pc, pa, 0x8a);
+ if (drvp->UDMA_mode == 6 && (scsc & 0x30) == 0) {
+ pciide_pci_write(pc, pa, 0x8a, scsc | 0x01);
+ scsc = pciide_pci_read(pc, pa, 0x8a);
+ if ((scsc & 0x30) == 0)
+ drvp->UDMA_mode = 5;
+ }
+ mode |= 0x03 << (drive * 4);
+ off = 0xac + chp->channel * 16 + drive * 2;
+ val = pciide_pci_read(pc, pa, off) & ~0x3f;
+ if (scsc & 0x30)
+ val |= udma2_tbl[drvp->UDMA_mode];
+ else
+ val |= udma_tbl[drvp->UDMA_mode];
+ pciide_pci_write(pc, pa, off, val);
+ idedma_ctl |= IDEDMA_CTL_DRV_DMA(drive);
+ } else if (drvp->drive_flags & DRIVE_DMA) {
+ mode |= 0x02 << (drive * 4);
+ off = 0xa8 + chp->channel * 16 + drive * 2;
+ val = dma_tbl[drvp->DMA_mode];
+ pciide_pci_write(pc, pa, off, val & 0xff);
+ pciide_pci_write(pc, pa, off, val >> 8);
+ idedma_ctl |= IDEDMA_CTL_DRV_DMA(drive);
+ } else {
+ mode |= 0x01 << (drive * 4);
+ off = 0xa4 + chp->channel * 16 + drive * 2;
+ val = pio_tbl[drvp->PIO_mode];
+ pciide_pci_write(pc, pa, off, val & 0xff);
+ pciide_pci_write(pc, pa, off, val >> 8);
+ }
+ }
+
+ pciide_pci_write(pc, pa, 0x80 + chp->channel * 4, mode);
+ if (idedma_ctl != 0) {
+ /* Add software bits in status register */
+ bus_space_write_1(sc->sc_dma_iot, sc->sc_dma_ioh,
+ IDEDMA_CTL + (IDEDMA_SCH_OFFSET * chp->channel),
+ idedma_ctl);
+ }
+ pciide_print_modes(cp);
+}
+
+void
cy693_chip_map(sc, pa)
struct pciide_softc *sc;
struct pci_attach_args *pa;
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