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EFI: Stash ROMs if they're not in the PCI BAR

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EFI provides support for providing PCI ROMs via means other than the ROM
BAR. This support vanishes after we've exited boot services, so add support
for stashing copies of the ROMs in setup_data if they're not otherwise
available.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Tested-by: Seth Forshee <seth.forshee@canonical.com>
This commit is contained in:
Matthew Garrett 2012-12-05 14:33:26 -07:00 • committed by Bjorn Helgaas
commit dd5fc854de
4 changed files with 202 additions and 0 deletions
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1
arch/x86/include/asm/bootparam.h
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@ -13,6 +13,7 @@
#define SETUP_NONE 0
#define SETUP_E820_EXT 1
#define SETUP_DTB 2
#define SETUP_PCI 3
/* extensible setup data list node */
struct setup_data {