onboard pci_rom

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1860 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Yinghai Lu
2005-01-13 03:36:38 +00:00
parent 6c615429d3
commit 77cbb99a57
4 changed files with 21 additions and 4 deletions

View File

@@ -4,16 +4,23 @@
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include "../drivers/pci/onboard/chip.h"
struct rom_header * pci_rom_probe(struct device *dev)
{
unsigned long rom_address;
struct rom_header *rom_header;
struct pci_data *rom_data;
if (dev->on_mainboard && (dev->rom_address != 0) ) {
rom_address = dev->rom_address;
}
else {
rom_address = pci_read_config32(dev, PCI_ROM_ADDRESS);
}
rom_address = pci_read_config32(dev, PCI_ROM_ADDRESS);
if (rom_address == 0x00000000 || rom_address == 0xffffffff) {
/* FixME: search in the LinuxBIOS Image for integrated
* devices? */
return NULL;
}