diff options
| author |   kettenis <kettenis@openbsd.org> | 2010-11-06 16:57:34 +0000 |
|---|---|---|
| committer | kettenis <kettenis@openbsd.org> | 2010-11-06 16:57:34 +0000 |
| commit | 2bce368a8e130efbffe6f7a9ca9342e541d2c013 (patch) | |
| tree | 74d31e5645a4762b4078b3ffd0d134f2b102e2b8 /regress/lib/libsndio/tools.c | |
| parent | If the dma_init callback function returns with EINVAL, fall back to PIO. (diff) | |
| download | wireguard-openbsd-2bce368a8e130efbffe6f7a9ca9342e541d2c013.tar.xz wireguard-openbsd-2bce368a8e130efbffe6f7a9ca9342e541d2c013.zip | |
Revision 0xc4 and earlier of the Acer Labs M5229 UDMA IDE controller can't do
DMA for LBA48 commands. Work around this issue by (silently) falling back
to PIO for LBA48 commands. Access to the tail end of large disks will be much
slower, but at least it works.
From NetBSD (Takeshi Nakayama).
ok jsg@, krw@, deraadt@
Diffstat (limited to 'regress/lib/libsndio/tools.c')
0 files changed, 0 insertions, 0 deletions