FreeBSD Bugzilla – Attachment 10588 Details for
Bug 21175
ISA DMA channels 4-7 operate on wrong memory area
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[patch]
file.diff
file.diff (text/plain), 360 bytes, created by
mbendiks
on 2000-09-10 20:50:00 UTC
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file.diff
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Creator:
mbendiks
Created:
2000-09-10 20:50:00 UTC
Size:
360 bytes
patch
obsolete
>--- isa_dma.c.orig Sun Sep 10 21:44:53 2000 >+++ isa_dma.c Sun Sep 10 21:45:12 2000 >@@ -317,9 +317,9 @@ > /* send start address */ > waport = DMA2_CHN(chan - 4); > outb(waport, phys>>1); > outb(waport, phys>>9); >- outb(dmapageport[chan], phys>>16); >+ outb(dmapageport[chan], phys>>17); > > /* send count */ > nbytes >>= 1; > outb(waport + 2, --nbytes);
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bug 21175
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