diff options
| author | Nathan Whitehorn <nwhitehorn@FreeBSD.org> | 2014-07-14 17:42:22 +0000 |
|---|---|---|
| committer | Nathan Whitehorn <nwhitehorn@FreeBSD.org> | 2014-07-14 17:42:22 +0000 |
| commit | b85beee188c07a8bb9a91f081cd988ec4d8abbf6 (patch) | |
| tree | 8ad41901c03e080511843a6e322cc89f2f1867a1 /sbin/fsck_msdosfs/dir.c | |
| parent | db3ddfd6729ce3e4e5f63bf2faf5319de8c660c3 (diff) | |
On my Lenovo laptop, the firmware maps the EFI framebuffer with MTRRs set
to uncacheable. This leads to execrable console performance. Once PMAP is
up, remap the framebuffer as write-combining. This reduces boot time on my
laptop by 60% when booting with EFI.
MFC after: 2 weeks
Notes
Notes:
svn path=/head/; revision=268624
Diffstat (limited to 'sbin/fsck_msdosfs/dir.c')
0 files changed, 0 insertions, 0 deletions