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< * $FreeBSD: head/sys/dev/ata/ata-dma.c 57325 2000-02-18 20:57:33Z sos $
---
> * $FreeBSD: head/sys/dev/ata/ata-dma.c 57391 2000-02-22 20:37:01Z sos $
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> case 0x24118086: /* Intel ICH */
> if (udmamode >= 4) {
> int32_t mask48, new48;
> int16_t word54;
>
> word54 = pci_read_config(parent, 0x54, 2);
> if (word54 & (0x10 << devno)) {
> error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
> ATA_UDMA4, ATA_C_F_SETXFER,ATA_WAIT_READY);
> if (bootverbose)
> ata_printf(scp, device,
> "%s setting up UDMA4 mode on ICH chip\n",
> (error) ? "failed" : "success");
> if (!error) {
> mask48 = (1 << devno) + (3 << (16 + (devno << 2)));
> new48 = (1 << devno) + (2 << (16 + (devno << 2)));
> pci_write_config(parent, 0x48,
> (pci_read_config(parent, 0x48, 4) &
> ~mask48) | new48, 4);
> pci_write_config(parent, 0x54, word54 | (1 << devno), 2);
> scp->mode[ATA_DEV(device)] = ATA_UDMA4;
> return;
> }
> }
> }
> /* FALLTHROUGH */
>
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< case 0x24118086: /* Intel ICH */