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| author | Søren Schmidt <sos@FreeBSD.org> | 2004-08-05 21:13:41 +0000 |
|---|---|---|
| committer | Søren Schmidt <sos@FreeBSD.org> | 2004-08-05 21:13:41 +0000 |
| commit | 7e6d75884fac3f1a3298328409ebf22e745e4098 (patch) | |
| tree | fef880fd3fbfb215f0710bc58da3a5427a75a2d1 /sys/dev/ata/ata-all.h | |
| parent | d5a9dcbf23b73de991127af79f2f81e688fb7a40 (diff) | |
| download | src-7e6d75884fac3f1a3298328409ebf22e745e4098.tar.gz src-7e6d75884fac3f1a3298328409ebf22e745e4098.zip | |
Try to narrow down the race window on HW that does not have ways to
poll for which channel actually pulled the irq line.
Notes
Notes:
svn path=/head/; revision=133184
Diffstat (limited to 'sys/dev/ata/ata-all.h')
| -rw-r--r-- | sys/dev/ata/ata-all.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/dev/ata/ata-all.h b/sys/dev/ata/ata-all.h index 7e78c2fb86dd..60698dfae907 100644 --- a/sys/dev/ata/ata-all.h +++ b/sys/dev/ata/ata-all.h @@ -297,8 +297,9 @@ struct ata_dma { u_int32_t max_iosize; /* DMA engine max IO size */ u_int32_t cur_iosize; /* DMA engine current IO size */ int flags; -#define ATA_DMA_ACTIVE 0x01 /* DMA transfer in progress */ -#define ATA_DMA_READ 0x02 /* transaction is a read */ +#define ATA_DMA_READ 0x01 /* transaction is a read */ +#define ATA_DMA_LOADED 0x02 /* DMA tables etc loaded */ +#define ATA_DMA_ACTIVE 0x04 /* DMA transfer in progress */ void (*alloc)(struct ata_channel *ch); void (*free)(struct ata_channel *ch); |