Author: mav
Date: Sun May 2 12:39:29 2010
New Revision: 207502
URL: http://svn.freebsd.org/changeset/base/207502
Log:
MFC r206604:
For early ALI chips do not announce I/O sizes that require unsupported
48bit DMA commands.
Modified:
stable/8/sys/dev/ata/chipsets/ata-acerlabs.c
Directory Properties:
stable/8/sys/ (props changed)
stable/8/sys/amd64/include/xen/ (props changed)
stable/8/sys/cddl/contrib/opensolaris/ (props changed)
stable/8/sys/contrib/dev/acpica/ (props changed)
stable/8/sys/contrib/pf/ (props changed)
stable/8/sys/dev/xen/xenpci/ (props changed)
stable/8/sys/geom/sched/ (props changed)
Modified: stable/8/sys/dev/ata/chipsets/ata-acerlabs.c
==============================================================================
--- stable/8/sys/dev/ata/chipsets/ata-acerlabs.c Sun May 2 12:38:59
2010 (r207501)
+++ stable/8/sys/dev/ata/chipsets/ata-acerlabs.c Sun May 2 12:39:29
2010 (r207502)
@@ -184,8 +184,11 @@ ata_ali_ch_attach(device_t dev)
if (ctlr->chip->cfg2 & ALI_NEW && ctlr->chip->chiprev < 0xc7)
ch->flags |= ATA_CHECKS_CABLE;
/* older chips can't do 48bit DMA transfers */
- if (ctlr->chip->chiprev <= 0xc4)
+ if (ctlr->chip->chiprev <= 0xc4) {
ch->flags |= ATA_NO_48BIT_DMA;
+ if (ch->dma.max_iosize > 256 * 512)
+ ch->dma.max_iosize = 256 * 512;
+ }
return 0;
}
_______________________________________________
[email protected] mailing list
http://lists.freebsd.org/mailman/listinfo/svn-src-all
To unsubscribe, send any mail to "[email protected]"
