src/southbridge/via/vt8235/vt8235_nic.c

   1 #include <console/console.h>
   2 #include <device/device.h>
   3 #include <device/pci.h>
   4 #include <device/pci_ops.h>
   5 #include <device/pci_ids.h>
   6
   7 /*
   8  * Enable the ethernet device and turn off stepping (because it is integrated
   9  * inside the southbridge)
  10  */
  11 static void nic_init(struct device *dev)
  12 {
  13         uint8_t byte;
  14
  15         printk(BIOS_DEBUG, "Configuring VIA Rhine LAN\n");
  16
  17         /* We don't need stepping - though the device supports it */
  18         byte = pci_read_config8(dev, PCI_COMMAND);
  19         byte &= ~PCI_COMMAND_WAIT;
  20         pci_write_config8(dev, PCI_COMMAND, byte);
  21 }
  22
  23 static struct device_operations nic_ops = {
  24         .read_resources   = pci_dev_read_resources,
  25         .set_resources    = pci_dev_set_resources,
  26         .enable_resources = pci_dev_enable_resources,
  27         .init             = nic_init,
  28         .enable           = 0,
  29         .ops_pci          = 0,
  30 };
  31
  32 static const struct pci_driver northbridge_driver __pci_driver = {
  33         .ops    = &nic_ops,
  34         .vendor = PCI_VENDOR_ID_VIA,
  35         .device = PCI_DEVICE_ID_VIA_8233_7,
  36 };