From 77cbb99a578bcd5e929e13cc07871d8a5dc15e4b Mon Sep 17 00:00:00 2001
From: Yinghai Lu <yinghailu@gmail.com>
Date: Thu, 13 Jan 2005 03:36:38 +0000
Subject: [PATCH] onboard pci_rom

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1860 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
---
 src/devices/pci_device.c          |  6 ++++--
 src/devices/pci_rom.c             | 11 +++++++++--
 src/drivers/pci/onboard/onboard.c |  7 +++++++
 src/include/device/device.h       |  1 +
 4 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/src/devices/pci_device.c b/src/devices/pci_device.c
index 5b038e4a8d..55049230b2 100644
--- a/src/devices/pci_device.c
+++ b/src/devices/pci_device.c
@@ -273,8 +273,10 @@ 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)
-		pci_get_rom_resource(dev, rom);
+	if (rom) {
+		if ((!dev->on_mainboard) || (dev->rom_address == 0))
+			pci_get_rom_resource(dev, rom);
+	}
 
 	compact_resources(dev);
 }
diff --git a/src/devices/pci_rom.c b/src/devices/pci_rom.c
index cbeaf85743..a2e3166802 100644
--- a/src/devices/pci_rom.c
+++ b/src/devices/pci_rom.c
@@ -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;
 	}
 
diff --git a/src/drivers/pci/onboard/onboard.c b/src/drivers/pci/onboard/onboard.c
index c5059323fa..09ee9bdb91 100644
--- a/src/drivers/pci/onboard/onboard.c
+++ b/src/drivers/pci/onboard/onboard.c
@@ -11,9 +11,16 @@
 #include <device/pci_ops.h>
 #include "chip.h"
 
+static void onboard_enable(device_t dev) 
+{
+	struct drivers_pci_onboard_config *conf;
+        conf = dev->chip_info;
+	dev->rom_address = conf->rom_address;
+}
 
 struct chip_operations drivers_pci_onboard_ops = {
 #if CONFIG_CHIP_NAME == 1
 	CHIP_NAME("Onboard PCI")
 #endif
+	.enable_dev = onboard_enable,
 };
diff --git a/src/include/device/device.h b/src/include/device/device.h
index 8df71b2beb..75e1189e03 100644
--- a/src/include/device/device.h
+++ b/src/include/device/device.h
@@ -72,6 +72,7 @@ struct device {
 	unsigned int    initialized : 1; /* set if we have initialized the device */
 	unsigned int    have_resources : 1; /* Set if we have read the devices resources */
 	unsigned int    on_mainboard : 1;
+	unsigned long   rom_address;
 
 	uint8_t command;