From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Newport Date: Fri, 21 Jul 2006 22:03:31 +0000 Subject: Re: sparc32: git SCSI and fs Message-Id: <44C14F33.2020303@netunix.com> List-Id: References: <20060719.134205.74563314.davem@davemloft.net> In-Reply-To: <20060719.134205.74563314.davem@davemloft.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: sparclinux@vger.kernel.org David Miller wrote: >I don't think you'll get very far debugging the ESP driver. >More likely DMA is being corrupted or similar, and this >means you should fiddle around in the sun4d IOMMU support >code for SBUS and make sure nothing fishy is going on there. >- >To unsubscribe from this list: send the line "unsubscribe sparclinux" in >the body of a message to majordomo@vger.kernel.org >More majordomo info at http://vger.kernel.org/majordomo-info.html > > A year or so ago I did a few patches for Sun4d and there was a note in the iommu code about sun4d not having a register that was used for scratch data in sun4m. Could this bug be back ? Sorry to be vague, this is from memory.