diff options
Diffstat (limited to 'hw/pci.c')
| -rw-r--r-- | hw/pci.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/hw/pci.c b/hw/pci.c index 3ee48715fc..410b67bace 100644 --- a/hw/pci.c +++ b/hw/pci.c @@ -866,6 +866,7 @@ void pci_register_bar(PCIDevice *pci_dev, int region_num, r->filtered_size = size; r->type = type; r->map_func = map_func; + r->ram_addr = IO_MEM_UNASSIGNED; wmask = ~(size - 1); addr = pci_bar(pci_dev, region_num); @@ -884,6 +885,22 @@ void pci_register_bar(PCIDevice *pci_dev, int region_num, } } +static void pci_simple_bar_mapfunc(PCIDevice *pci_dev, int region_num, + pcibus_t addr, pcibus_t size, int type) +{ + cpu_register_physical_memory(addr, size, + pci_dev->io_regions[region_num].ram_addr); +} + +void pci_register_bar_simple(PCIDevice *pci_dev, int region_num, + pcibus_t size, uint8_t attr, ram_addr_t ram_addr) +{ + pci_register_bar(pci_dev, region_num, size, + PCI_BASE_ADDRESS_SPACE_MEMORY | attr, + pci_simple_bar_mapfunc); + pci_dev->io_regions[region_num].ram_addr = ram_addr; +} + static void pci_bridge_filter(PCIDevice *d, pcibus_t *addr, pcibus_t *size, uint8_t type) { |