Since some people disapprove of white space cleanups mixed in regular commits
[coreboot.git] / src / southbridge / intel / i82801ex / i82801ex_pci.c
1 #include <console/console.h>
2 #include <device/device.h>
3 #include <device/pci.h>
4 #include <device/pci_ids.h>
5 #include <device/pci_ops.h>
6 #include "i82801ex.h"
7
8 static void pci_init(struct device *dev)
9 {
10         uint16_t word;
11
12         /* Clear system errors */
13         word = pci_read_config16(dev, 0x06);
14         word |= 0xf900; /* Clear possible errors */
15         pci_write_config16(dev, 0x06, word);
16
17 #if 0
18         /* System error enable */
19         uint32_t dword;
20         dword = pci_read_config32(dev, 0x04);
21         dword |= (1<<8); /* SERR# Enable */
22         dword |= (1<<6); /* Parity Error Response */
23         pci_write_config32(dev, 0x04, dword);
24 #endif
25
26         word = pci_read_config16(dev, 0x1e);
27         word |= 0xf800; /* Clear possible errors */
28         pci_write_config16(dev, 0x1e, word);
29 }
30
31 static struct device_operations pci_ops  = {
32         .read_resources   = pci_bus_read_resources,
33         .set_resources    = pci_dev_set_resources,
34         .enable_resources = pci_bus_enable_resources,
35         .init             = pci_init,
36         .scan_bus         = pci_scan_bridge,
37         .ops_pci          = 0,
38 };
39
40 static const struct pci_driver pci_driver __pci_driver = {
41         .ops    = &pci_ops,
42         .vendor = PCI_VENDOR_ID_INTEL,
43         .device = PCI_DEVICE_ID_INTEL_82801ER_PCI,
44 };
45