Re: tried ia64-net-20020506.iso, (rx4610) failed with map_single IO TLB kernel panic...
>>>>> On Thu, 16 May 2002 23:24:13 +0100, Richard Hirst <email@example.com> said:
Richard> On Thu, May 16, 2002 at 05:35:50PM -0400, Walter Tautz
>> I added swiotlb=32768... where do I add this and what does the
>> number 32768 refer to
Richard> type 'elilo' and hit return. It should show an 'ELILO'
Richard> prompt for a couple of seconds before loading the kernel.
Richard> In that couple of seconds you need to hit spacebar. You
Richard> should now get an 'ELILO:' prompt where you can type
Richard> things. Type "linux swiotlb=32768" and hit return.
Do you know why the swiotlb option is needed? The rx4610 comes with a
qlogic SCSI controller which can do 64-bit DMA. Thus, it shouldn't
run out of (software) I/O TLB buffers.
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