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| author | nwhitehorn <nwhitehorn@FreeBSD.org> | 2010-09-11 22:09:16 +0000 |
|---|---|---|
| committer | nwhitehorn <nwhitehorn@FreeBSD.org> | 2010-09-11 22:09:16 +0000 |
| commit | 8b14990639479c66cee0501932e741378332a085 (patch) | |
| tree | e79d92266b0f3040333f8b97dfc2a1805852bf93 /sys/powerpc/powermac | |
| parent | 4839bf82b72693267be4e61cff8bc0d4a61d03bd (diff) | |
| download | FreeBSD-src-8b14990639479c66cee0501932e741378332a085.zip FreeBSD-src-8b14990639479c66cee0501932e741378332a085.tar.gz | |
ATAPI DMA does not seem to work completely reliably on Shasta controllers,
especially in conjunction with ATA_CAM, so disable it for now.
Diffstat (limited to 'sys/powerpc/powermac')
| -rw-r--r-- | sys/powerpc/powermac/ata_kauai.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/powerpc/powermac/ata_kauai.c b/sys/powerpc/powermac/ata_kauai.c index fd45061..3ad2a48 100644 --- a/sys/powerpc/powermac/ata_kauai.c +++ b/sys/powerpc/powermac/ata_kauai.c @@ -217,8 +217,10 @@ ata_kauai_probe(device_t dev) ch = &sc->sc_ch.sc_ch; compatstring = ofw_bus_get_compat(dev); - if (compatstring != NULL && strcmp(compatstring,"shasta-ata") == 0) + if (compatstring != NULL && strcmp(compatstring,"shasta-ata") == 0) { + ch->flags |= ATA_NO_ATAPI_DMA; sc->shasta = 1; + } /* Pre-K2 controllers apparently need this hack */ if (!sc->shasta && |
