Messages in this thread Patch in this message | | | From | muli@il ... | Subject | [PATCH 14/15] x86-64: Calgary - only reserve the first 1MB of IO space for CalIOC2 | Date | Tue, 22 May 2007 04:06:03 -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 | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86_64/kernel/pci-calgary.c b/arch/x86_64/kernel/pci-calgary.c index 0bb0eb0..1df556c 100644 --- a/arch/x86_64/kernel/pci-calgary.c +++ b/arch/x86_64/kernel/pci-calgary.c @@ -808,13 +808,13 @@ static void __init calgary_reserve_regio iommu_range_reserve(tbl, bad_dma_address, EMERGENCY_PAGES); /* avoid the BIOS/VGA first 640KB-1MB region */ - /* for CalIOC2 - avoid the entire first 2MB */ + /* for CalIOC2 - avoid the entire first MB */ if (is_calgary(dev->device)) { start = (640 * 1024); npages = ((1024 - 640) * 1024) >> PAGE_SHIFT; } else { /* calioc2 */ start = 0; - npages = (2 * 1024 * 1024) >> PAGE_SHIFT; + npages = (1 * 1024 * 1024) >> PAGE_SHIFT; } iommu_range_reserve(tbl, start, npages); -- 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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