Insta-panic with recent -current on Ultra10

Pyun YongHyeon yongari at kt-is.co.kr
Wed Aug 18 01:48:05 PDT 2004


On Wed, Aug 18, 2004 at 10:05:06AM +0200, Søren Schmidt wrote:
 > Could I have you try this patch and see if that fixes things. The args 

Unfortunately, it still paniced at the same location.

 > to busdma is not really correct as is. However if this still doesn't 
 > work, either busdma is at fault for not giving us what we ask for or I 
 > dont have the correct info on DMA restrictions on the sparc....
 > 
Neither do I. Marius?

 > Maybe you could instument that fixup loop, if it still fails, so we 
 > could tell what sizes etc gets delivered from busdma ?
 > 
I'll try that tomorrow.

 > -Søren
 > 
 > laptop> cvs diff -u
 > cvs diff: Diffing .
 > Index: ata-dma.c
 > ===================================================================
 > RCS file: /home/ncvs/src/sys/dev/ata/ata-dma.c,v
 > retrieving revision 1.129
 > diff -u -r1.129 ata-dma.c
 > --- ata-dma.c   13 Aug 2004 08:14:27 -0000      1.129
 > +++ ata-dma.c   18 Aug 2004 07:59:29 -0000
 > @@ -95,10 +95,10 @@
 >  {
 >      struct ata_dc_cb_args ccba;
 > 
 > -    if (bus_dma_tag_create(NULL, 1, 0,
 > +    if (bus_dma_tag_create(NULL, ch->dma->alignment, 0,
 >                            BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR,
 > -                          NULL, NULL, MAXCTLDMASZ,
 > -                          ATA_DMA_ENTRIES, BUS_SPACE_MAXSIZE_32BIT,
 > +                          NULL, NULL, 16*1024*1024,
 > +                          ATA_DMA_ENTRIES, ch->dma->max_iosize,
 >                            BUS_DMA_ALLOCNOW, NULL, NULL, &ch->dma->dmatag))
 >         goto error;
 > 
 > @@ -110,8 +110,8 @@
 > 
 >      if 
 > (bus_dma_tag_create(ch->dma->dmatag,ch->dma->alignment,ch->dma->boundary,
 >                            BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR,
 > -                          NULL, NULL, ch->dma->max_iosize,
 > -                          ATA_DMA_ENTRIES, ch->dma->boundary,
 > +                          NULL, NULL, 16*1024*1024,
 > +                          ATA_DMA_ENTRIES, ch->dma->max_iosize,
 >                            BUS_DMA_ALLOCNOW, NULL, NULL, 
 > &ch->dma->ddmatag))
 >         goto error;
 > 
 > 
 > 
 > 

Thanks.

Regards,
Pyun YongHyeon
-- 
Pyun YongHyeon <http://www.kr.freebsd.org/~yongari>


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