diff options
Diffstat (limited to 'DOCS/MTRR')
| -rw-r--r-- | DOCS/MTRR | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -3,7 +3,7 @@ Setting up MTRR for X11 or mga_vid: 1. find the base address ~~~~~~~~~~~~~~~~~~~~~~~~ -You have 3 cases to find it: +You have 3 ways to find it: - from X11 startup messages, for example: (--) SVGA: PCI: Matrox MGA G400 AGP rev 4, Memory @ 0xd8000000, 0xd4000000 @@ -18,7 +18,7 @@ mga_mem_base = d8000000 2. find memory size ~~~~~~~~~~~~~~~~~~~ -This is much easier, just convert video ram size to hexadecimal, or +This is very easy, just convert video ram size to hexadecimal, or use this table: 1 MB 0x100000 2 MB 0x200000 @@ -35,5 +35,5 @@ You know base address and memory size, let's setup mtrr registers! ram (size=0x2000000) just execute: echo "base=0xd8000000 size=0x2000000 type=write-combining" >| /proc/mtrr -- Older K6-2's [around 266Mhz, stepping 0] may not support MTRR. -- K6-2 with 'stepping 12' (do a cat /proc/cpuinfo) supports MTRR. + - Older K6-2's [around 266Mhz, stepping 0] doesn't support MTRR. + - K6-2 with 'stepping 12' (do a cat /proc/cpuinfo) supports MTRR. |