All, What I suspect has happened is that sometime since 5.2.1 the ATA subsystem has started using DMA with ATAPI devices by default. I just put 5.3 RC1 on my laptop last night by booting with a 5.2.1 CD and using the 5.3 cd has the media source. Once the OS was installed, I was still unable to read any CDs (MEDIA_SENSE_BIG error or something similar). I saw Soeren advising someone to set hw.ata.atapi_dma=0 in loader.conf in a somewhat releated post. Doing this worked for me. I wonder whether there is a way to do this with the Install CD? Perhaps 4.3 should be released with atapi_dma disabled by default to cater for those of use with flaky hardware? Aside from that, 5.3 RC1 feels slick on my Compaq Presario 2105. Very nice job guys. BrendonReceived on Sun Oct 31 2004 - 18:50:51 UTC
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