diff options
| author | David S. Miller <davem@sunset.davemloft.net> | 2007-03-11 16:42:53 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-26 01:55:19 -0700 |
| commit | 97b3cf050b467dda571943ceadff5452bed04549 (patch) | |
| tree | c5dbb828eb40f84d6203cfd5aaa56f12c4548b71 /arch/sparc64/kernel/pci_psycho.c | |
| parent | c6e87566ea080bbbe926c0e429fed48e6f680d93 (diff) | |
[SPARC64]: Add dummy host controller to root of all PCI domains.
We fake up a dummy one in all cases because that is the simplest
thing to do and it happens to be necessary for hypervisor systems.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/pci_psycho.c')
| -rw-r--r-- | arch/sparc64/kernel/pci_psycho.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c index 2e5d40a26db..154c03290d5 100644 --- a/arch/sparc64/kernel/pci_psycho.c +++ b/arch/sparc64/kernel/pci_psycho.c @@ -118,6 +118,10 @@ static int psycho_read_pci_cfg(struct pci_bus *bus_dev, unsigned int devfn, u16 tmp16; u8 tmp8; + if (bus_dev == pbm->pci_bus && devfn == 0x00) + return pci_host_bridge_read_pci_cfg(bus_dev, devfn, where, + size, value); + switch (size) { case 1: *value = 0xff; @@ -171,6 +175,9 @@ static int psycho_write_pci_cfg(struct pci_bus *bus_dev, unsigned int devfn, unsigned char bus = bus_dev->number; u32 *addr; + if (bus_dev == pbm->pci_bus && devfn == 0x00) + return pci_host_bridge_write_pci_cfg(bus_dev, devfn, where, + size, value); addr = psycho_pci_config_mkaddr(pbm, bus, devfn, where); if (!addr) return PCIBIOS_SUCCESSFUL; |