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Diffstat (limited to 'src/southbridge/sis/sis966/pcie.c')
-rw-r--r--src/southbridge/sis/sis966/pcie.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/src/southbridge/sis/sis966/pcie.c b/src/southbridge/sis/sis966/pcie.c
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+++ b/src/southbridge/sis/sis966/pcie.c
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2004 Tyan Computer
+ * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer.
+ * Copyright (C) 2006,2007 AMD
+ * Written by Yinghai Lu <yinghai.lu@amd.com> for AMD.
+ * Copyright (C) 2007 Silicon Integrated Systems Corp. (SiS)
+ * Written by Morgan Tsai <my_tsai@sis.com> for SiS.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include "sis966.h"
+
+static void pcie_init(struct device *dev)
+{
+
+ /* Enable pci error detecting */
+ uint32_t dword;
+
+ /* System error enable */
+ dword = pci_read_config32(dev, 0x04);
+ dword |= (1<<8); /* System error enable */
+ dword |= (1<<30); /* Clear possible errors */
+ pci_write_config32(dev, 0x04, dword);
+
+}
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = 0,
+};
+
+static struct device_operations pcie_ops = {
+ .read_resources = pci_bus_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_bus_enable_resources,
+ .init = pcie_init,
+ .scan_bus = pci_scan_bridge,
+// .enable = sis966_enable,
+ .ops_pci = &lops_pci,
+};
+
+static const struct pci_driver pciebc_driver __pci_driver = {
+ .ops = &pcie_ops,
+ .vendor = PCI_VENDOR_ID_SIS,
+ .device = PCI_DEVICE_ID_SIS_SIS966_PCIE,
+};
+