diff options
Diffstat (limited to 'src/southbridge/broadcom/bcm5785/bcm5785_enable_rom.c')
-rw-r--r-- | src/southbridge/broadcom/bcm5785/bcm5785_enable_rom.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/southbridge/broadcom/bcm5785/bcm5785_enable_rom.c b/src/southbridge/broadcom/bcm5785/bcm5785_enable_rom.c new file mode 100644 index 0000000000..7d484d87c2 --- /dev/null +++ b/src/southbridge/broadcom/bcm5785/bcm5785_enable_rom.c @@ -0,0 +1,14 @@ +static void bcm5785_enable_rom(void) +{ + unsigned char byte; + device_t addr; + + /* Enable 4MB rom access at 0xFFC00000 - 0xFFFFFFFF */ + /* Locate the BCM 5785 SB PCI Main */ + addr = pci_locate_device(PCI_ID(0x1166, 0x0205), 0); // 0x0201? + + /* Set the 4MB enable bit bit */ + byte = pci_read_config8(addr, 0x41); + byte |= 0x0e; + pci_write_config8(addr, 0x41, byte); +} |