diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-07-30 18:14:15 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-07-30 18:14:15 -0400 |
| commit | a670fcb43f01a67ef56176afc76e5d43d128b25c (patch) | |
| tree | 09c9411c78a33ff980e9ea871bc7686e7589abbf /drivers/char/agp | |
| parent | 327309e899662b482c58cf25f574513d38b5788c (diff) | |
| parent | b0825488a642cadcf39709961dde61440cb0731c (diff) | |
/spare/repo/netdev-2.6 branch 'master'
Diffstat (limited to 'drivers/char/agp')
| -rw-r--r-- | drivers/char/agp/agp.h | 1 | ||||
| -rw-r--r-- | drivers/char/agp/intel-agp.c | 12 |
2 files changed, 10 insertions, 3 deletions
diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index c1fe013c64f..b4af87c6f9c 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -143,6 +143,7 @@ struct agp_bridge_data { char major_version; char minor_version; struct list_head list; + u32 apbase_config; }; #define KB(x) ((x) * 1024) diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 51266d6b4d7..1f7d415f432 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -1047,9 +1047,15 @@ static int intel_845_configure(void) /* aperture size */ pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value); - /* address to map to */ - pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); - agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + if (agp_bridge->apbase_config != 0) { + pci_write_config_dword(agp_bridge->dev, AGP_APBASE, + agp_bridge->apbase_config); + } else { + /* address to map to */ + pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp); + agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); + agp_bridge->apbase_config = temp; + } /* attbase - aperture base */ pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr); |