Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-30

Creator:  Yinghai Lu <yhlu@tyan.com>

Nvidia Ck804 support


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1946 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 44 insertions, 0 deletions

diff --git a/src/southbridge/nvidia/ck804/ck804_usb2.c b/src/southbridge/nvidia/ck804/ck804_usb2.c
new file mode 100644
index 0000000000..c3d83684b5
--- /dev/null
+++ b/src/southbridge/nvidia/ck804/ck804_usb2.c
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2004 Tyan Computer
+ *  by yhlu@tyan.com
+ */
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include "ck804.h"
+
+static void usb2_init(struct device *dev)
+{
+
+        uint32_t dword;
+        dword = pci_read_config32(dev, 0xf8);
+        dword |= 40; 
+        pci_write_config32(dev, 0xf8, dword);
+}
+
+static void lpci_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{       
+        pci_write_config32(dev, 0x40, 
+                ((device & 0xffff) << 16) | (vendor & 0xffff));
+}
+static struct pci_operations lops_pci = {
+        .set_subsystem = lpci_set_subsystem,
+};
+
+static struct device_operations usb2_ops  = {
+	.read_resources   = pci_dev_read_resources,
+	.set_resources    = pci_dev_set_resources,
+	.enable_resources = pci_dev_enable_resources,
+	.init             = usb2_init,
+//	.enable           = ck804_enable,
+	.scan_bus         = 0,
+	.ops_pci          = &lops_pci,
+};
+
+static struct pci_driver usb2_driver __pci_driver = {
+	.ops    = &usb2_ops,
+	.vendor = PCI_VENDOR_ID_NVIDIA,
+	.device = PCI_DEVICE_ID_NVIDIA_CK804_USB2,
+};