Messages in this thread | | | Date | Sun, 1 Jan 2006 20:14:31 -0500 | From | Kurt Wall <> | Subject | Re: Need help with mtrr & agpgart |
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On Mon, Jan 02, 2006 at 01:52:01AM +0100, Ochal Christophe took 0 lines to write: > I've been doing a little digging in my system since i was unable to get > DRI running on my current motherboard (see my prior posts regarding a > possible bug in agpgart), and i noticed that i don't get any lines > in /proc/mtrr expect for my main memory. > > The entry seems correct, the size specified is also correct, however, i > don't get any write-combining lines. > > This is what i get: > > eg00: base=0x00000000 ( 0MB), size=1024MB: write-back, count=1 > > This is what i should get: > eg00: base=0x00000000 ( 0MB), size=1024MB: write-back, count=1 > reg01: base=0xd0000000 (3328MB), size= 128MB: write-combining, count=1 > reg02: base=0xf0000000 (3840MB), size= 128MB: write-combining, count=1
I don't get much better on my AMD64 system:
$ cat /proc/mtrr reg00: base=0x00000000 ( 0MB), size= 512MB: write-back, count=1 reg01: base=0x1ff00000 ( 511MB), size= 1MB: uncachable, count=1
Kurt -- Be braver -- you can't cross a chasm in two small jumps. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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