On Wed, Mar 15 2006, Mark Lord wrote:
> me_trash1@xxxxxx wrote:
> >Hi!
> >
> >short:
> >system with 2.6.15.4 with Mark Lord's opcode info patches
> >sata_mv (Adaptec 1420SA Marvell 88SX6541)
> >e.g. postgres:insert&delete gives: ata3: translated op=0x2a cmd=0x35 ATA
> >stat/err 0xd0/00 to SCSI SK/ASC/ASCQ 0xb/47/00
> >or sometimes (unknown cause):
> >ata4: translated op=0x28 cmd=0x25 ATA stat/err 0xd0/00 to SCSI SK/ASC/ASCQ
> >0xb/47/00
> >ata4: status=0xd0 { Busy }
> >Assertion failed! ((readl(port_mmio + EDMA_RSP_Q_IN_PTR_OFS) >>
> >EDMA_RSP_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK) == pp->rsp_c
> >onsumer,drivers/scsi/sata_mv.c,mv_get_crpb_status,line=1112
> >
> >
> >long:
> >I wanted to post this to the the thread "LibPATA code issues / 2.6.15.4".
> >But right now my system is a bit down and so I sent this via webmail.
> ...
>
> fyi:
>
> ATA cmd=0x35 is ATA_CMD_WRITE_EXT, and 0x25 (lower down in the logs)
> is ATA_CMD_READ_EXT.
>
> Those are the bog-standard (and slow!) PIO R/W commands,
> which generate one interrupt per 512-bytes transferred.
Eh no they are not, 0x35 is WRITEDMA_EXT and 0x25 is READMA_EXT.
--
Jens Axboe
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