arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 1 | /* |
Uwe Hermann | 8af6d55 | 2010-10-17 19:13:18 +0000 | [diff] [blame] | 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2004 Tyan Computer |
| 5 | * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; version 2 of the License. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 15 | */ |
| 16 | |
| 17 | #include <console/console.h> |
| 18 | #include <device/device.h> |
| 19 | #include <device/pci.h> |
| 20 | #include <device/pci_ids.h> |
| 21 | #include <device/pci_ops.h> |
Kyösti Mälkki | 413e3da | 2015-02-03 08:05:55 +0200 | [diff] [blame] | 22 | #include "chip.h" |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 23 | |
| 24 | static void pcie_init(struct device *dev) |
| 25 | { |
Uwe Hermann | 7e2fbd5 | 2011-01-04 17:36:55 +0000 | [diff] [blame] | 26 | u32 dword; |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 27 | |
Uwe Hermann | 7f3d48c | 2008-10-02 18:19:17 +0000 | [diff] [blame] | 28 | /* Enable PCI error detecting. */ |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 29 | dword = pci_read_config32(dev, 0x04); |
Uwe Hermann | 7f3d48c | 2008-10-02 18:19:17 +0000 | [diff] [blame] | 30 | dword |= (1 << 8); /* System error enable */ |
| 31 | dword |= (1 << 30); /* Clear possible errors */ |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 32 | pci_write_config32(dev, 0x04, dword); |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 33 | } |
| 34 | |
Uwe Hermann | 7f3d48c | 2008-10-02 18:19:17 +0000 | [diff] [blame] | 35 | static struct device_operations pcie_ops = { |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 36 | .read_resources = pci_bus_read_resources, |
| 37 | .set_resources = pci_dev_set_resources, |
| 38 | .enable_resources = pci_bus_enable_resources, |
| 39 | .init = pcie_init, |
| 40 | .scan_bus = pci_scan_bridge, |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 41 | }; |
| 42 | |
Stefan Reinauer | f1cf1f7 | 2007-10-24 09:08:58 +0000 | [diff] [blame] | 43 | static const struct pci_driver pcie_driver __pci_driver = { |
arch import user (historical) | 98d0d30 | 2005-07-06 17:13:46 +0000 | [diff] [blame] | 44 | .ops = &pcie_ops, |
| 45 | .vendor = PCI_VENDOR_ID_NVIDIA, |
| 46 | .device = PCI_DEVICE_ID_NVIDIA_CK804_PCI_E, |
| 47 | }; |