Messages in this thread Patch in this message | | | From | muli@il ... | Subject | [PATCH 10/15] x86-64: Calgary - grab PLSSR too when a DMA error occurs | Date | Tue, 22 May 2007 04:05:59 -0400 |
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From: Muli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: Muli Ben-Yehuda <muli@il.ibm.com> --- arch/x86_64/kernel/pci-calgary.c | 9 ++++++--- 1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/arch/x86_64/kernel/pci-calgary.c b/arch/x86_64/kernel/pci-calgary.c index 57ac81b..a49b19d 100644 --- a/arch/x86_64/kernel/pci-calgary.c +++ b/arch/x86_64/kernel/pci-calgary.c @@ -902,15 +902,18 @@ static void __init calgary_free_bus(stru static void calgary_dump_error_regs(struct iommu_table *tbl) { void __iomem *bbar = tbl->bbar; - u32 val32; void __iomem *target; + u32 csr, plssr; target = calgary_reg(bbar, phb_offset(tbl->it_busno) | PHB_CSR_OFFSET); - val32 = be32_to_cpu(readl(target)); + csr = be32_to_cpu(readl(target)); + + target = calgary_reg(bbar, phb_offset(tbl->it_busno) | PHB_PLSSR_OFFSET); + plssr = be32_to_cpu(readl(target)); /* If no error, the agent ID in the CSR is not valid */ printk(KERN_EMERG "Calgary: DMA error on Calgary PHB 0x%x, " - "CSR = 0x%08x\n", tbl->it_busno, val32); + "0x%08x@CSR 0x%08x@PLSSR\n", tbl->it_busno, csr, plssr); } static void calioc2_dump_error_regs(struct iommu_table *tbl) -- 1.4.4 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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