Messages in this thread |  | | Date | Tue, 26 Aug 2008 11:32:31 +0200 | From | Helge Hafting <> | Subject | Re: 2.6.27 mtrr fixes do not work when X starts |
| |
Yinghai Lu wrote:
> please use "mtrr_spare_reg_nr=3 debug" > > you missed _nr. > Sorry. I got it right this time, and mtrr setup succeeded:
dmesg: Command line: root=/dev/sda2 ro mtrr_spare_reg_nr=3 debug KERNEL supported cpus: Intel GenuineIntel AMD AuthenticAMD Centaur CentaurHauls BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 000000000009f000 (usable) BIOS-e820: 000000000009f000 - 00000000000a0000 (reserved) BIOS-e820: 0000000000100000 - 000000007fe5a800 (usable) BIOS-e820: 000000007fe5a800 - 0000000080000000 (reserved) BIOS-e820: 00000000f8000000 - 00000000fc000000 (reserved) BIOS-e820: 00000000fec00000 - 00000000fec10000 (reserved) BIOS-e820: 00000000fed18000 - 00000000fed1c000 (reserved) BIOS-e820: 00000000fed20000 - 00000000fed90000 (reserved) BIOS-e820: 00000000feda0000 - 00000000feda6000 (reserved) BIOS-e820: 00000000fee00000 - 00000000fee10000 (reserved) BIOS-e820: 00000000ffe00000 - 0000000100000000 (reserved) last_pfn = 0x7fe5a max_arch_pfn = 0x3ffffffff x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 total RAM coverred: 2047M gran_size: 1M chunk_size: 1M num_reg: 8 lose RAM: 7M gran_size: 1M chunk_size: 2M num_reg: 8 lose RAM: 7M gran_size: 1M chunk_size: 4M num_reg: 8 lose RAM: 7M gran_size: 1M chunk_size: 8M num_reg: 8 lose RAM: 7M *BAD* gran_size: 1M chunk_size: 16M num_reg: 8 lose RAM: -1M gran_size: 1M chunk_size: 32M num_reg: 8 lose RAM: 0M gran_size: 1M chunk_size: 64M num_reg: 7 lose RAM: 0M gran_size: 1M chunk_size: 128M num_reg: 6 lose RAM: 0M gran_size: 1M chunk_size: 256M num_reg: 5 lose RAM: 0M gran_size: 1M chunk_size: 512M num_reg: 4 lose RAM: 0M gran_size: 1M chunk_size: 1024M num_reg: 3 lose RAM: 0M gran_size: 1M chunk_size: 2048M num_reg: 2 lose RAM: 0M gran_size: 1M chunk_size: 4096M num_reg: 8 lose RAM: 7M gran_size: 2M chunk_size: 2M num_reg: 8 lose RAM: 7M gran_size: 2M chunk_size: 4M num_reg: 8 lose RAM: 7M gran_size: 2M chunk_size: 8M num_reg: 8 lose RAM: 7M *BAD* gran_size: 2M chunk_size: 16M num_reg: 8 lose RAM: -1M gran_size: 2M chunk_size: 32M num_reg: 8 lose RAM: 1M gran_size: 2M chunk_size: 64M num_reg: 7 lose RAM: 1M gran_size: 2M chunk_size: 128M num_reg: 6 lose RAM: 1M gran_size: 2M chunk_size: 256M num_reg: 5 lose RAM: 1M gran_size: 2M chunk_size: 512M num_reg: 4 lose RAM: 1M gran_size: 2M chunk_size: 1024M num_reg: 3 lose RAM: 1M gran_size: 2M chunk_size: 2048M num_reg: 2 lose RAM: 1M gran_size: 2M chunk_size: 4096M num_reg: 8 lose RAM: 7M gran_size: 4M chunk_size: 4M num_reg: 8 lose RAM: 7M gran_size: 4M chunk_size: 8M num_reg: 8 lose RAM: 7M *BAD* gran_size: 4M chunk_size: 16M num_reg: 8 lose RAM: -1M gran_size: 4M chunk_size: 32M num_reg: 8 lose RAM: 3M gran_size: 4M chunk_size: 64M num_reg: 7 lose RAM: 3M gran_size: 4M chunk_size: 128M num_reg: 6 lose RAM: 3M gran_size: 4M chunk_size: 256M num_reg: 5 lose RAM: 3M gran_size: 4M chunk_size: 512M num_reg: 4 lose RAM: 3M gran_size: 4M chunk_size: 1024M num_reg: 3 lose RAM: 3M gran_size: 4M chunk_size: 2048M num_reg: 2 lose RAM: 3M gran_size: 4M chunk_size: 4096M num_reg: 8 lose RAM: 7M gran_size: 8M chunk_size: 8M num_reg: 8 lose RAM: 7M gran_size: 8M chunk_size: 16M num_reg: 8 lose RAM: 7M gran_size: 8M chunk_size: 32M num_reg: 8 lose RAM: 7M gran_size: 8M chunk_size: 64M num_reg: 7 lose RAM: 7M gran_size: 8M chunk_size: 128M num_reg: 6 lose RAM: 7M gran_size: 8M chunk_size: 256M num_reg: 5 lose RAM: 7M gran_size: 8M chunk_size: 512M num_reg: 4 lose RAM: 7M gran_size: 8M chunk_size: 1024M num_reg: 3 lose RAM: 7M gran_size: 8M chunk_size: 2048M num_reg: 2 lose RAM: 7M gran_size: 8M chunk_size: 4096M num_reg: 8 lose RAM: 7M gran_size: 16M chunk_size: 16M num_reg: 7 lose RAM: 15M gran_size: 16M chunk_size: 32M num_reg: 7 lose RAM: 15M gran_size: 16M chunk_size: 64M num_reg: 7 lose RAM: 15M gran_size: 16M chunk_size: 128M num_reg: 6 lose RAM: 15M gran_size: 16M chunk_size: 256M num_reg: 5 lose RAM: 15M gran_size: 16M chunk_size: 512M num_reg: 4 lose RAM: 15M gran_size: 16M chunk_size: 1024M num_reg: 3 lose RAM: 15M gran_size: 16M chunk_size: 2048M num_reg: 2 lose RAM: 15M gran_size: 16M chunk_size: 4096M num_reg: 7 lose RAM: 15M gran_size: 32M chunk_size: 32M num_reg: 6 lose RAM: 31M gran_size: 32M chunk_size: 64M num_reg: 6 lose RAM: 31M gran_size: 32M chunk_size: 128M num_reg: 6 lose RAM: 31M gran_size: 32M chunk_size: 256M num_reg: 5 lose RAM: 31M gran_size: 32M chunk_size: 512M num_reg: 4 lose RAM: 31M gran_size: 32M chunk_size: 1024M num_reg: 3 lose RAM: 31M gran_size: 32M chunk_size: 2048M num_reg: 2 lose RAM: 31M gran_size: 32M chunk_size: 4096M num_reg: 6 lose RAM: 31M gran_size: 64M chunk_size: 64M num_reg: 5 lose RAM: 63M gran_size: 64M chunk_size: 128M num_reg: 5 lose RAM: 63M gran_size: 64M chunk_size: 256M num_reg: 5 lose RAM: 63M gran_size: 64M chunk_size: 512M num_reg: 4 lose RAM: 63M gran_size: 64M chunk_size: 1024M num_reg: 3 lose RAM: 63M gran_size: 64M chunk_size: 2048M num_reg: 2 lose RAM: 63M gran_size: 64M chunk_size: 4096M num_reg: 5 lose RAM: 63M gran_size: 128M chunk_size: 128M num_reg: 4 lose RAM: 127M gran_size: 128M chunk_size: 256M num_reg: 4 lose RAM: 127M gran_size: 128M chunk_size: 512M num_reg: 4 lose RAM: 127M gran_size: 128M chunk_size: 1024M num_reg: 3 lose RAM: 127M gran_size: 128M chunk_size: 2048M num_reg: 2 lose RAM: 127M gran_size: 128M chunk_size: 4096M num_reg: 4 lose RAM: 127M gran_size: 256M chunk_size: 256M num_reg: 3 lose RAM: 255M gran_size: 256M chunk_size: 512M num_reg: 3 lose RAM: 255M gran_size: 256M chunk_size: 1024M num_reg: 3 lose RAM: 255M gran_size: 256M chunk_size: 2048M num_reg: 2 lose RAM: 255M gran_size: 256M chunk_size: 4096M num_reg: 3 lose RAM: 255M gran_size: 512M chunk_size: 512M num_reg: 2 lose RAM: 511M gran_size: 512M chunk_size: 1024M num_reg: 2 lose RAM: 511M gran_size: 512M chunk_size: 2048M num_reg: 2 lose RAM: 511M gran_size: 512M chunk_size: 4096M num_reg: 2 lose RAM: 511M gran_size: 1024M chunk_size: 1024M num_reg: 1 lose RAM: 1023M gran_size: 1024M chunk_size: 2048M num_reg: 1 lose RAM: 1023M gran_size: 1024M chunk_size: 4096M num_reg: 1 lose RAM: 1023M gran_size: 2048M chunk_size: 2048M num_reg: 0 lose RAM: 2047M gran_size: 2048M chunk_size: 4096M num_reg: 0 lose RAM: 2047M Found optimal setting for mtrr clean up gran_size: 1M chunk_size: 256M num_reg: 5 lose RAM: 0M range0: 0000000000000000 - 0000000070000000 Setting variable MTRR 0, base: 0MB, range: 1024MB, type WB Setting variable MTRR 1, base: 1024MB, range: 512MB, type WB Setting variable MTRR 2, base: 1536MB, range: 256MB, type WB range: 0000000070000000 - 0000000080000000 Setting variable MTRR 3, base: 1792MB, range: 256MB, type WB hole: 000000007ff00000 - 0000000080000000 Setting variable MTRR 4, base: 2047MB, range: 1MB, type UC x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 After WB checking MTRR MAP PFN: 0000000000000000 - 0000000000080000 After UC checking MTRR MAP PFN: 0000000000000000 - 000000000007ff00 After sorting MTRR MAP PFN: 0000000000000000 - 000000000007ff00 init_memory_mapping 0000000000 - 007fe00000 page 2M 007fe00000 - 007fe5a000 page 4k kernel direct mapping tables up to 7fe5a000 @ 8000-c000 last_map_addr: 7fe5a000 end: 7fe5a000 DMI 2.4 present.
Xorg.0.log: (II) VESA(0): Primary V_BIOS segment is: 0xc000 (II) VESA(0): VESA BIOS detected (II) VESA(0): VESA VBE Version 3.0 (II) VESA(0): VESA VBE Total Mem: 14336 kB (II) VESA(0): VESA VBE OEM: NVIDIA (II) VESA(0): VESA VBE OEM Software Rev: 96.134 (II) VESA(0): VESA VBE OEM Vendor: NVIDIA Corporation (II) VESA(0): VESA VBE OEM Product: G86 Board - dawson0 (II) VESA(0): VESA VBE OEM Product Rev: Chip Rev (II) VESA(0): Splitting WC range: base: 0xf3000000, size: 0xe00000 (II) VESA(0): Splitting WC range: base: 0xf3800000, size: 0x600000 (==) VESA(0): Write-combining range (0xf3c00000,0x200000) (==) VESA(0): Write-combining range (0xf3800000,0x600000) (==) VESA(0): Write-combining range (0xf3000000,0xe00000) (II) VESA(0): virtual address = 0x7fe74b00e000, physical address = 0xf3000000, size = 14680064 (==) VESA(0): Default visual is TrueColor (==) VESA(0): Backing store disabled
$ cat /proc/mtrr reg00: base=0x00000000 ( 0MB), size=1024MB: write-back, count=1 reg01: base=0x40000000 (1024MB), size= 512MB: write-back, count=1 reg02: base=0x60000000 (1536MB), size= 256MB: write-back, count=1 reg03: base=0x70000000 (1792MB), size= 256MB: write-back, count=1 reg04: base=0x7ff00000 (2047MB), size= 1MB: uncachable, count=1 reg05: base=0xf3c00000 (3900MB), size= 2MB: write-combining, count=1 reg06: base=0xf3800000 (3896MB), size= 4MB: write-combining, count=1 reg07: base=0xf3000000 (3888MB), size= 8MB: write-combining, count=1
This time X got its 3 regions, and no sluggishness when moving opaque windows. :-)
I hope this helps so the extra bootup parameters can be avoided in the release kernel.
Helge Hafting
|  |