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Up the alignment requirement of the SC1100 to 16 bytes, it has all the bugs and then some of its Cyrix inheritance.

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Set the max_iosize for the Cyrix to 63K as the SC1100.
This commit is contained in:
Søren Schmidt 2003-10-21 08:53:29 +00:00
parent 3206e56993
commit c3093074c4
1 changed files with 4 additions and 2 deletions
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6
sys/dev/ata/ata-chipset.c
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@ -508,8 +508,10 @@ ata_cyrix_setmode(struct ata_device *atadev, int mode)
u_int32_t udmatiming[] = { 0x00921250, 0x00911140, 0x00911030 };
int error;
mode = ata_limit_mode(atadev, mode, ATA_UDMA2);
atadev->channel->dma->alignment = 16;
atadev->channel->dma->max_iosize = 63 * 1024;
mode = ata_limit_mode(atadev, mode, ATA_UDMA2);
error = ata_controlcmd(atadev, ATA_SETFEATURES, ATA_SF_SETXFER, 0, mode);
@ -955,7 +957,7 @@ ata_national_setmode(struct ata_device *atadev, int mode)
u_int32_t udmatiming[] = { 0x80921250, 0x80911140, 0x80911030 };
int error;
atadev->channel->dma->alignment = 4;
atadev->channel->dma->alignment = 16;
atadev->channel->dma->max_iosize = 63 * 1024;
mode = ata_limit_mode(atadev, mode, ATA_UDMA2);