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pc: pass PCI hole ranges to Guests

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Guest currently has to jump through lots of hoops to guess the PCI hole
ranges.  It's fragile, and makes us change BIOS each time we add a new
chipset.  Let's report the window in a ROM file, to make BIOS do exactly
what QEMU intends.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2013-05-13 20:00:23 +03:00
parent 3459a62521
commit f8c457b88d
4 changed files with 52 additions and 3 deletions
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1
include/hw/i386/pc.h
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@ -20,6 +20,7 @@ typedef struct PcPciInfo {
struct PcGuestInfo {
PcPciInfo pci_info;
bool has_pci_info;
FWCfgState *fw_cfg;
};