diff options
Diffstat (limited to 'arch/x86/kernel/aperture_64.c')
| -rw-r--r-- | arch/x86/kernel/aperture_64.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c index 9a32b37ee2ee..676debfc1702 100644 --- a/arch/x86/kernel/aperture_64.c +++ b/arch/x86/kernel/aperture_64.c | |||
| @@ -1,8 +1,9 @@ | |||
| 1 | /* | 1 | /* |
| 2 | * Firmware replacement code. | 2 | * Firmware replacement code. |
| 3 | * | 3 | * |
| 4 | * Work around broken BIOSes that don't set an aperture or only set the | 4 | * Work around broken BIOSes that don't set an aperture, only set the |
| 5 | * aperture in the AGP bridge. | 5 | * aperture in the AGP bridge, or set too small aperture. |
| 6 | * | ||
| 6 | * If all fails map the aperture over some low memory. This is cheaper than | 7 | * If all fails map the aperture over some low memory. This is cheaper than |
| 7 | * doing bounce buffering. The memory is lost. This is done at early boot | 8 | * doing bounce buffering. The memory is lost. This is done at early boot |
| 8 | * because only the bootmem allocator can allocate 32+MB. | 9 | * because only the bootmem allocator can allocate 32+MB. |