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For some reason 32-bit PIO writes are not working on 6Gbit/s Intel SATA ports, while 16/32-bit PIO reads and 16-bit PIO writes are working fine. 3Gbit/s ports on the same controllers have no this problem. Workaround this by disabling 32-bit PIO for all Intel controllers that may have 6Gbit/s ports. It halves PIO performance from 6MB/s to 3MB/s, but who bother about speed of such rare and slow mode, which is also highly discouraged by SATA specifications? MFC after: 2 weeks |
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| .. | ||
| chipsets | ||
| ata-all.c | ||
| ata-all.h | ||
| ata-card.c | ||
| ata-cbus.c | ||
| ata-dma.c | ||
| ata-isa.c | ||
| ata-lowlevel.c | ||
| ata-pci.c | ||
| ata-pci.h | ||
| ata-sata.c | ||
| ata_if.m | ||