LXR linux/arch/mips/pci/pci-ip27.c

   1/*
   2 * This file is subject to the terms and conditions of the GNU General Public
   3 * License.  See the file "COPYING" in the main directory of this archive
   4 * for more details.
   5 *
   6 * Copyright (C) 2003 Christoph Hellwig (hch@lst.de)
   7 * Copyright (C) 1999, 2000, 04 Ralf Baechle (ralf@linux-mips.org)
   8 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
   9 */
  10#include <asm/sn/addrs.h>
  11#include <asm/sn/types.h>
  12#include <asm/sn/klconfig.h>
  13#include <asm/sn/agent.h>
  14#include <asm/sn/ioc3.h>
  15#include <asm/pci/bridge.h>
  16
  17#ifdef CONFIG_NUMA
  18int pcibus_to_node(struct pci_bus *bus)
  19{
  20        struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
  21
  22        return bc->nasid;
  23}
  24EXPORT_SYMBOL(pcibus_to_node);
  25#endif /* CONFIG_NUMA */
  26
  27static void ip29_fixup_phy(struct pci_dev *dev)
  28{
  29        int nasid = pcibus_to_node(dev->bus);
  30        u32 sid;
  31
  32        if (nasid != 1)
  33                return; /* only needed on second module */
  34
  35        /* enable ethernet PHY on IP29 systemboard */
  36        pci_read_config_dword(dev, PCI_SUBSYSTEM_VENDOR_ID, &sid);
  37        if (sid == (PCI_VENDOR_ID_SGI | (IOC3_SUBSYS_IP29_SYSBOARD) << 16))
  38                REMOTE_HUB_S(nasid, MD_LED0, 0x09);
  39}
  40
  41DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3,
  42                        ip29_fixup_phy);
  43