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x86: multi pci root bus with different io resource range, on 64-bit
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scan AMD opteron io/mmio routing to make sure every pci root bus get correct
resource range. Thus later pci scan could assign correct resource to device
with unassigned resource.

this can fix a system without _CRS for multi pci root bus.

Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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Yinghai Lu authored and Ingo Molnar committed Apr 26, 2008
1 parent 35ddd06 commit 30a18d6
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Showing 5 changed files with 365 additions and 52 deletions.
2 changes: 1 addition & 1 deletion arch/x86/pci/Makefile_64
Original file line number Diff line number Diff line change
Expand Up @@ -13,5 +13,5 @@ obj-y += legacy.o irq.o common.o early.o
# mmconfig has a 64bit special
obj-$(CONFIG_PCI_MMCONFIG) += mmconfig_64.o direct.o mmconfig-shared.o

obj-$(CONFIG_NUMA) += k8-bus_64.o
obj-y += k8-bus_64.o

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