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Fix clearing of nVidia interrupts.

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This commit is contained in:
Søren Schmidt 2008-04-10 20:40:25 +00:00
parent 76f3d08d26
commit 350d133a64
1 changed files with 11 additions and 3 deletions
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14
sys/dev/ata/ata-chipset.c
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@ -3446,15 +3446,23 @@ ata_nvidia_status(device_t dev)
struct ata_channel *ch = device_get_softc(dev);
int offset = ctlr->chip->cfg2 & NV4 ? 0x0440 : 0x0010;
int shift = ch->unit << (ctlr->chip->cfg2 & NVQ ? 4 : 2);
u_int32_t istatus = ATA_INL(ctlr->r_res2, offset);
u_int32_t istatus;
/* get interrupt status */
if (ctlr->chip->cfg2 & NVQ)
istatus = ATA_INL(ctlr->r_res2, offset);
else
istatus = ATA_INB(ctlr->r_res2, offset);
/* do we have any PHY events ? */
if (istatus & (0x0c << shift))
ata_sata_phy_check_events(dev);
/* clear interrupt(s) */
ATA_OUTB(ctlr->r_res2, offset,
(0x0f << shift) | (ctlr->chip->cfg2 & NVQ ? 0x00f000f0 : 0));
if (ctlr->chip->cfg2 & NVQ)
ATA_OUTL(ctlr->r_res2, offset, (0x0f << shift) | 0x00f000f0);
else
ATA_OUTB(ctlr->r_res2, offset, (0x0f << shift));
/* do we have any device action ? */
return (istatus & (0x01 << shift));