better embedded ROM support, done blindly

[coreboot.git] / src / devices / pci_device.c

diff --git a/src/devices/pci_device.c b/src/devices/pci_device.c
index 55049230b2f2aac28bd526a145a71d4932dcd431..44c223a89e5b45f26d5b3ed29bc1314d297ebed9 100644 (file)
--- a/src/devices/pci_device.c
+++ b/src/devices/pci_device.c
@@ -221,6 +221,16 @@ static void pci_get_rom_resource(struct device *dev, unsigned long index)
        /* Initialize the resources to nothing */
        resource = new_resource(dev, index);
 
+       /* for on board device with embedded ROM image, the ROM image is at
+        * fixed address specified in the Config.lb, the dev->rom_address is
+        * inited by driver_pci_onboard_ops::enable_dev() */
+       if ((dev->on_mainboard) && (dev->rom_address == 0)) {
+               resource->base   = dev->rom_address; 
+               resource->flags |= IORESOURCE_MEM | IORESOURCE_READONLY |
+                       IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
+               return;
+       }
+
        /* Get the initial value */
        value = pci_read_config32(dev, index);
 
@@ -273,10 +283,8 @@ static void pci_read_bases(struct device *dev, unsigned int howmany, unsigned lo
                resource = pci_get_resource(dev, index);
                index += (resource->flags & IORESOURCE_PCI64)?8:4;
        }
-       if (rom) {
-               if ((!dev->on_mainboard) || (dev->rom_address == 0))
-                       pci_get_rom_resource(dev, rom);
-       }
+       if (rom)
+               pci_get_rom_resource(dev, rom);
 
        compact_resources(dev);
 }