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pci: convert pci rom to memory API 

Reviewed-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Avi Kivity 2011-08-08 16:09:28 +03:00 committed by Anthony Liguori
parent fa6c606589
commit 14caaf7f42
2 changed files with 9 additions and 14 deletions
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20
hw/pci.c
View File

@ -1855,11 +1855,6 @@ static uint8_t pci_find_capability_list(PCIDevice *pdev, uint8_t cap_id,
return next;
}
static void pci_map_option_rom(PCIDevice *pdev, int region_num, pcibus_t addr, pcibus_t size, int type)
{
cpu_register_physical_memory(addr, size, pdev->rom_offset);
}
/* Patch the PCI vendor and device ids in a PCI rom image if necessary.
This is needed for an option rom which is used for more than one device. */
static void pci_patch_ids(PCIDevice *pdev, uint8_t *ptr, int size)
@ -1963,9 +1958,9 @@ static int pci_add_option_rom(PCIDevice *pdev, bool is_default_rom)
snprintf(name, sizeof(name), "%s.rom", pdev->qdev.info->vmsd->name);
else
snprintf(name, sizeof(name), "%s.rom", pdev->qdev.info->name);
pdev->rom_offset = qemu_ram_alloc(&pdev->qdev, name, size);
ptr = qemu_get_ram_ptr(pdev->rom_offset);
pdev->has_rom = true;
memory_region_init_ram(&pdev->rom, &pdev->qdev, name, size);
ptr = memory_region_get_ram_ptr(&pdev->rom);
load_image(path, ptr);
qemu_free(path);
@ -1976,19 +1971,18 @@ static int pci_add_option_rom(PCIDevice *pdev, bool is_default_rom)
qemu_put_ram_ptr(ptr);
pci_register_bar(pdev, PCI_ROM_SLOT, size,
0, pci_map_option_rom);
pci_register_bar_region(pdev, PCI_ROM_SLOT, 0, &pdev->rom);
return 0;
}
static void pci_del_option_rom(PCIDevice *pdev)
{
if (!pdev->rom_offset)
if (!pdev->has_rom)
return;
qemu_ram_free(pdev->rom_offset);
pdev->rom_offset = 0;
memory_region_destroy(&pdev->rom);
pdev->has_rom = false;
}
/*

3
hw/pci.h
View File

@ -191,7 +191,8 @@ struct PCIDevice {
/* Location of option rom */
char *romfile;
ram_addr_t rom_offset;
bool has_rom;
MemoryRegion rom;
uint32_t rom_bar;
};