diff options
| author | Mark Kettenis <kettenis@cvs.openbsd.org> | 2009-09-28 15:58:31 +0000 |
|---|---|---|
| committer | Mark Kettenis <kettenis@cvs.openbsd.org> | 2009-09-28 15:58:31 +0000 |
| commit | 82d4fe23103a44e47cc886edcd6577d98c9afd55 (patch) | |
| tree | 287ff4403503149c89f4b2eb4ff747a1cef7b18c /sys/arch/amd64 | |
| parent | 0eb48b960f19715a24585e16041ccad3366fc643 (diff) | |
Make video buffer area and BIOS areas unavailable for PCI resource allocation.
This should prevent problems on systems where these areas are not reserved in
the BIOS memory map.
ok miod@, oga@, marco@
Diffstat (limited to 'sys/arch/amd64')
| -rw-r--r-- | sys/arch/amd64/pci/pci_machdep.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/arch/amd64/pci/pci_machdep.c b/sys/arch/amd64/pci/pci_machdep.c index 554c6e9d72d..265d4dfdbe3 100644 --- a/sys/arch/amd64/pci/pci_machdep.c +++ b/sys/arch/amd64/pci/pci_machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pci_machdep.c,v 1.31 2009/08/22 02:54:50 mk Exp $ */ +/* $OpenBSD: pci_machdep.c,v 1.32 2009/09/28 15:58:30 kettenis Exp $ */ /* $NetBSD: pci_machdep.c,v 1.3 2003/05/07 21:33:58 fvdl Exp $ */ /*- @@ -412,5 +412,9 @@ pci_init_extents(void) printf("memory map conflict 0x%llx/0x%llx\n", bmp->addr, bmp->size); } + + /* Take out the video buffer area and BIOS areas. */ + extent_alloc_region(pcimem_ex, IOM_BEGIN, IOM_SIZE, + EX_CONFLICTOK | EX_NOWAIT); } } |