diff options
Diffstat (limited to 'src/southbridge/intel/esb6300/pci.c')
-rw-r--r-- | src/southbridge/intel/esb6300/pci.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/southbridge/intel/esb6300/pci.c b/src/southbridge/intel/esb6300/pci.c new file mode 100644 index 0000000000..64aeb0db46 --- /dev/null +++ b/src/southbridge/intel/esb6300/pci.c @@ -0,0 +1,37 @@ +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/pci_ops.h> +#include "esb6300.h" + +static void pci_init(struct device *dev) +{ + + uint16_t word; + + /* Clear system errors */ + word = pci_read_config16(dev, 0x06); + word |= 0xf900; /* Clear possible errors */ + pci_write_config16(dev, 0x06, word); + + word = pci_read_config16(dev, 0x1e); + word |= 0xf800; /* Clear possible errors */ + pci_write_config16(dev, 0x1e, word); +} + +static struct device_operations pci_ops = { + .read_resources = pci_bus_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_bus_enable_resources, + .init = pci_init, + .scan_bus = pci_scan_bridge, + .ops_pci = 0, +}; + +static const struct pci_driver pci_driver __pci_driver = { + .ops = &pci_ops, + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_6300ESB_PCI, +}; + |