I have a DVD drive which is recognized by the BIOS as UDMA33 and also the
documentation states that UDMA33 is the fastest it goes, however with ATAng
the hw.ata.atapi_dma is gone and the kernel thinks PIO4 is the way to go;
acd0: DVDR HL-DT-ST DVDRAM GSA-4040B at ata7-master PIO4
it works alright
It seems Petri Helenius wrote:
I have a DVD drive which is recognized by the BIOS as UDMA33 and also the
documentation states that UDMA33 is the fastest it goes, however with ATAng
the hw.ata.atapi_dma is gone and the kernel thinks PIO4 is the way to go;
acd0: DVDR HL-DT-ST DVDRAM GSA-4040B
