static int
ata_via_new_setmode(device_t dev, int target, int mode)
{
device_t parent = device_get_parent(dev);
struct ata_pci_controller *ctlr = device_get_softc(parent);
struct ata_channel *ch = device_get_softc(dev);
if ((ctlr->chip->cfg2 & VIABAR) && (ch->unit > 1)) {
int piomode;
static const uint8_t pio_timings[] =
{ 0xa8, 0x65, 0x65, 0x32, 0x20 };
static const uint8_t dma_timings[] =
{ 0xee, 0xe8, 0xe6, 0xe4, 0xe2, 0xe1, 0xe0 };
/* This chip can't do WDMA. */
if (mode >= ATA_WDMA0 && mode < ATA_UDMA0)
mode = ATA_PIO4;
if (mode >= ATA_UDMA0) {
pci_write_config(parent, 0xb3,
dma_timings[mode & ATA_MODE_MASK], 1);
piomode = ATA_PIO4;
} else
piomode = mode;
pci_write_config(parent, 0xab, pio_timings[ata_mode2idx(piomode)], 1);
} else
mode = ata_sata_setmode(dev, target, mode);
return (mode);
}
/*
****************************************************************
* Inicializa o DMA para os Controladores SATA *
****************************************************************
*/
void
ata_stub_sata_setmode (PCIDATA *pci, ATA_DEVICE *adp, int mode)
{
ata_sata_setmode (pci, adp, mode);
} /* end ata_stub_sata_setmode */
