diff options
| author | Isaku Yamahata <yamahata@valinux.co.jp> | 2009-10-30 21:21:11 +0900 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2009-11-09 08:43:09 -0600 |
| commit | 1442125843baabc053b71684c85ddb02b9080d6c (patch) | |
| tree | 13dccdda97ea7c2085da6e14da448de8b692067d /hw/pci.h | |
| parent | 4f8589e11558f1151d95a4a3e9fce902f042df3d (diff) | |
pci: 64bit bar support.
implemented pci 64bit bar support.
The tricky bit is pci_update_mapping().
An OS is allowed to set the BAR such that OS can't address the area
pointed by BAR. It doesn't make sense, though.
In that case, don't map the BAR.
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/pci.h')
| -rw-r--r-- | hw/pci.h | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -114,6 +114,7 @@ typedef struct PCIIORegion { #define PCI_BASE_ADDRESS_0 0x10 /* 32 bits */ #define PCI_BASE_ADDRESS_SPACE_IO 0x01 #define PCI_BASE_ADDRESS_SPACE_MEMORY 0x00 +#define PCI_BASE_ADDRESS_MEM_TYPE_64 0x04 /* 64 bit address */ #define PCI_BASE_ADDRESS_MEM_PREFETCH 0x08 /* prefetchable? */ #define PCI_PRIMARY_BUS 0x18 /* Primary bus number */ #define PCI_SECONDARY_BUS 0x19 /* Secondary bus number */ |