x86: allow MMCONFIG above 4GB on x86_64

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SGI UV will have MMCFG base addresses that are greater than 4GB (32 bits).

v2: Use CONFIG_RESOURCES_64BIT instead of CONFIG_X86_64.
v3: Create a flag, that is set by platform specific code,
    to disable the > 4GB check.

Signed-off-by: John Keller <jpk@sgi.com>
Cc: jpk@sgi.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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John Keller 2008-07-29 14:34:16 -05:00 • committed by Ingo Molnar

parent 6b3560229d

commit a726c6009e

1 changed files with 15 additions and 1 deletions

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arch/x86/kernel/acpi/boot.c

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