Actions
Submit #1754
closed
Do not announce I/O sizes that require 48-bit DMA on early ALI chipsets (via FreeBSD 206604)
Start date:
Due date:
% Done:
0%
Estimated time:
Description
FreeBSD commit 206604: "For early ALI chips do not announce I/O sizes that
require unsupported 48bit DMA commands."
--- /usr/src/sys/dev/disk/nata/ata-chipset.c 2010-02-23 09:32:42 -0800
+++ ata-chipset.c 2010-04-29 23:32:42 -0700@ -1167,8 +1167,11 @
return ENXIO;
/* 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;
}
Updated by tuxillo almost 10 years ago
- Tracker changed from Bug to Submit
- Description updated (diff)
- Category set to Driver
- Status changed from New to In Progress
- Assignee deleted (
0) - Target version set to 4.2
Hi,
Still relevant, moving to Submit.
Cheers,
Antonio Huete
Updated by dillon almost 10 years ago
- Status changed from In Progress to Closed
committed - 44de769701873813cb3ad7234931903522533e9f
-Matt
Actions