From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steffen Persvold Date: Sun, 09 Jun 2002 10:34:26 +0000 Subject: Re: [Linux-ia64] kernel update (relative to v2.5.18) Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Fri, 7 Jun 2002, Bjorn Helgaas wrote: > > -- With CONFIG_GENERIC, sba_iommu.c still doesn't compile > > because of the removal of the address field from the scatterlist. > > Here's a patch to make sba_iommu work again. > > I added dma_address and dma_length to struct scatterlist and > removed orig_address. This brings IA64 in line with most other > architectures, but required a few changes to swiotlb. > > Grant Grundler did the sba_iommu.c updates. > > Note that this isn't *quite* enough to make the generic kernel > work on ZX1 boxes, because the ACPI in 2.5.18 barfs on a > ZX1 _CRS method. > > David, I've tested both the swiotlb (on i2000 and ZX1) and > sba_iommu (on ZX1, with a kludge for the ACPI problem), > and they seem to work fine. Hi Bjorn, Do you have any estimate when this kludge for the ACPI problem on ZX1 is available to the public ? Do the DIG version work on ZX1 now, or does it barf on the same ACPI problem ? Regards, -- Steffen Persvold | Scalable Linux Systems | Try out the world's best mailto:sp@scali.com | http://www.scali.com | performing MPI implementation: Tel: (+47) 2262 8950 | Olaf Helsets vei 6 | - ScaMPI 1.13.8 - Fax: (+47) 2262 8951 | N0621 Oslo, NORWAY | >320MBytes/s and <4uS latency