Re: BIOS erkennt 5GB, bigmem-Kernel aber nur 3,3GB
Sven Hartge wrote:
> Matthias Meyer <Matthias.Meyer@gmx.li> wrote:
>
>> Ich habe einen Compaq DC7600 mit Intel C2D 2x2.80GHz
>> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
>> mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm
>> constant_tsc pebs bts pni dtes64 monitor ds_cpl cid cx16 xtpr lahf_lm
>> address sizes : 36 bits physical, 48 bits virtual
>
>> und Host bridge: Intel Corporation 82945G/GZ/P/PL Memory Controller Hub
>> (rev 02)
>
>> Obwohl das BIOS 5GB erkennt, werden vom 2.6.32-5-686-bigmem Kernel nur
>> 3,3GB erkannt.
>> # grep -i mem /var/log/dmesg
>> [ 0.000000] Linux version 2.6.32-5-686-bigmem (Debian 2.6.32-35)
>> [ (dannf@debian.org)
>> (gcc version 4.3.5 (Debian 4.3.5-4) ) #1 SMP Mon Jun 13 05:03:09 UTC 2011
>> [ 0.000000] initial memory mapped : 0 - 01a00000
>> [ 0.000000] init_memory_mapping: 0000000000000000-00000000377fe000
>> [ 0.000000] 2431MB HIGHMEM available.
>> [ 0.000000] 887MB LOWMEM available.
>
> Bitte mal die ersten 150 Zeilen von /var/log/dmesg posten, dort stehen
> alle relevanten Speicher-Infos drin, vor allem das Mapping.
>
>> Das gleiche übrigens auch beim 2.6.32-5-amd64 Kernel.
>
> Dann riecht das nach defektem BIOS.
>
>> Weiß jemand was ich machen könnte um die vollen 5GB zu erreichen?
>
> BIOS auf den aktuellen Stand bringen wäre ein erster Schritt.
>
> S°
>
Ich werd mich mal nach nem BIOS-Update umschauen.
Die dmesg hab ich angehängt.
Matthias
--
Don't Panic
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 2.6.32-5-686-bigmem (Debian 2.6.32-35) (dannf@debian.org) (gcc version 4.3.5 (Debian 4.3.5-4) ) #1 SMP Mon Jun 13 05:03:09 UTC 2011
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] NSC Geode by NSC
[ 0.000000] Cyrix CyrixInstead
[ 0.000000] Centaur CentaurHauls
[ 0.000000] Transmeta GenuineTMx86
[ 0.000000] Transmeta TransmetaCPU
[ 0.000000] UMC UMC UMC UMC
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
[ 0.000000] BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
[ 0.000000] BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved)
[ 0.000000] BIOS-e820: 0000000000100000 - 00000000cf7cf300 (usable)
[ 0.000000] BIOS-e820: 00000000cf7cf300 - 00000000d0000000 (reserved)
[ 0.000000] BIOS-e820: 00000000f0000000 - 00000000f4000000 (reserved)
[ 0.000000] BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved)
[ 0.000000] DMI 2.4 present.
[ 0.000000] last_pfn = 0xcf7cf max_arch_pfn = 0x1000000
[ 0.000000] MTRR default type: uncachable
[ 0.000000] MTRR fixed ranges enabled:
[ 0.000000] 00000-9FFFF write-back
[ 0.000000] A0000-BFFFF uncachable
[ 0.000000] C0000-E7FFF write-protect
[ 0.000000] E8000-EFFFF write-back
[ 0.000000] F0000-FFFFF write-protect
[ 0.000000] MTRR variable ranges enabled:
[ 0.000000] 0 base 000000000 mask F80000000 write-back
[ 0.000000] 1 base 080000000 mask FC0000000 write-back
[ 0.000000] 2 base 0C0000000 mask FF0000000 write-back
[ 0.000000] 3 base 0CF800000 mask FFF800000 uncachable
[ 0.000000] 4 disabled
[ 0.000000] 5 disabled
[ 0.000000] 6 disabled
[ 0.000000] 7 disabled
[ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
[ 0.000000] initial memory mapped : 0 - 01a00000
[ 0.000000] init_memory_mapping: 0000000000000000-00000000377fe000
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] 0000000000 - 0000200000 page 4k
[ 0.000000] 0000200000 - 0037600000 page 2M
[ 0.000000] 0037600000 - 00377fe000 page 4k
[ 0.000000] kernel direct mapping tables up to 377fe000 @ 7000-e000
[ 0.000000] RAMDISK: 3754d000 - 37fef567
[ 0.000000] Allocated new RAMDISK: 00100000 - 00ba2567
[ 0.000000] Move RAMDISK from 000000003754d000 - 0000000037fef566 to 00100000 - 00ba2566
[ 0.000000] ACPI: RSDP 000e8c10 00014 (v00 COMPAQ)
[ 0.000000] ACPI: RSDT cf7df340 00038 (v01 COMPAQ CPQ0968 20050518 00000000)
[ 0.000000] ACPI: FACP cf7df3ec 00074 (v01 COMPAQ LAKEPORT 00000001 00000000)
[ 0.000000] ACPI: DSDT cf7df583 0166C (v01 COMPAQ DSDT 00000001 MSFT 0100000E)
[ 0.000000] ACPI: FACS cf7df300 00040
[ 0.000000] ACPI: SSDT cf7e0bef 075C5 (v01 COMPAQ PROJECT 00000001 MSFT 0100000E)
[ 0.000000] ACPI: APIC cf7df460 00084 (v01 COMPAQ LAKEPORT 00000001 00000000)
[ 0.000000] ACPI: ASF! cf7df4e4 00063 (v32 COMPAQ LAKEPORT 00000001 00000000)
[ 0.000000] ACPI: MCFG cf7df547 0003C (v01 COMPAQ LAKEPORT 00000001 00000000)
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] 2431MB HIGHMEM available.
[ 0.000000] 887MB LOWMEM available.
[ 0.000000] mapped low ram: 0 - 377fe000
[ 0.000000] low ram: 0 - 377fe000
[ 0.000000] node 0 low ram: 00000000 - 377fe000
[ 0.000000] node 0 bootmap 0000b000 - 00011f00
[ 0.000000] (9 early reservations) ==> bootmem [0000000000 - 00377fe000]
[ 0.000000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000]
[ 0.000000] #1 [0000001000 - 0000002000] EX TRAMPOLINE ==> [0000001000 - 0000002000]
[ 0.000000] #2 [0000006000 - 0000007000] TRAMPOLINE ==> [0000006000 - 0000007000]
[ 0.000000] #3 [0001000000 - 00014ff3f4] TEXT DATA BSS ==> [0001000000 - 00014ff3f4]
[ 0.000000] #4 [000009fc00 - 0000100000] BIOS reserved ==> [000009fc00 - 0000100000]
[ 0.000000] #5 [0001500000 - 000150d0f3] BRK ==> [0001500000 - 000150d0f3]
[ 0.000000] #6 [0000007000 - 000000b000] PGTABLE ==> [0000007000 - 000000b000]
[ 0.000000] #7 [0000100000 - 0000ba2567] NEW RAMDISK ==> [0000100000 - 0000ba2567]
[ 0.000000] #8 [000000b000 - 0000012000] BOOTMAP ==> [000000b000 - 0000012000]
[ 0.000000] found SMP MP-table at [c00fe700] fe700
[ 0.000000] Zone PFN ranges:
[ 0.000000] DMA 0x00000000 -> 0x00001000
[ 0.000000] Normal 0x00001000 -> 0x000377fe
[ 0.000000] HighMem 0x000377fe -> 0x000cf7cf
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] early_node_map[2] active PFN ranges
[ 0.000000] 0: 0x00000000 -> 0x0000009f
[ 0.000000] 0: 0x00000100 -> 0x000cf7cf
[ 0.000000] On node 0 totalpages: 849774
[ 0.000000] free_area_init_node: node 0, pgdat c13d2100, node_mem_map c150f000
[ 0.000000] DMA zone: 32 pages used for memmap
[ 0.000000] DMA zone: 0 pages reserved
[ 0.000000] DMA zone: 3967 pages, LIFO batch:0
[ 0.000000] Normal zone: 1744 pages used for memmap
[ 0.000000] Normal zone: 221486 pages, LIFO batch:31
[ 0.000000] HighMem zone: 4864 pages used for memmap
[ 0.000000] HighMem zone: 617681 pages, LIFO batch:31
[ 0.000000] Using APIC driver default
[ 0.000000] ACPI: PM-Timer IO Port: 0xf808
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x06] disabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x07] disabled)
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1])
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1])
[ 0.000000] ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 1, version 32, address 0xfec00000, GSI 0-23
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.000000] ACPI: IRQ0 used by override.
[ 0.000000] ACPI: IRQ2 used by override.
[ 0.000000] ACPI: IRQ9 used by override.
[ 0.000000] Using ACPI (MADT) for SMP configuration information
[ 0.000000] SMP: Allowing 4 CPUs, 2 hotplug CPUs
[ 0.000000] nr_irqs_gsi: 24
[ 0.000000] PM: Registered nosave memory: 000000000009f000 - 00000000000a0000
[ 0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000e8000
[ 0.000000] PM: Registered nosave memory: 00000000000e8000 - 0000000000100000
[ 0.000000] Allocating PCI resources starting at d0000000 (gap: d0000000:20000000)
[ 0.000000] Booting paravirtualized kernel on bare hardware
[ 0.000000] NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:4 nr_node_ids:1
[ 0.000000] PERCPU: Embedded 15 pages/cpu @c3000000 s37688 r0 d23752 u524288
[ 0.000000] pcpu-alloc: s37688 r0 d23752 u524288 alloc=1*2097152
[ 0.000000] pcpu-alloc: [0] 0 1 2 3
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 843134
[ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz-2.6.32-5-686-bigmem root=/dev/mapper/AthLux-root ro
[ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Enabling fast FPU save and restore... done.
[ 0.000000] Enabling unmasked SIMD FPU exception support... done.
[ 0.000000] Initializing CPU#0
[ 0.000000] Initializing HighMem for node 0 (000377fe:000cf7cf)
[ 0.000000] Memory: 3354256k/3399484k available (2573k kernel code, 43772k reserved, 1377k data, 396k init, 2490180k highmem)
[ 0.000000] virtual kernel memory layout:
[ 0.000000] fixmap : 0xffd56000 - 0xfffff000 (2724 kB)
[ 0.000000] pkmap : 0xff800000 - 0xffa00000 (2048 kB)
[ 0.000000] vmalloc : 0xf7ffe000 - 0xff7fe000 ( 120 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xf77fe000 ( 887 MB)
[ 0.000000] .init : 0xc13dc000 - 0xc143f000 ( 396 kB)
[ 0.000000] .data : 0xc128379d - 0xc13dbeb0 (1377 kB)
[ 0.000000] .text : 0xc1000000 - 0xc128379d (2573 kB)
[ 0.000000] Checking if this processor honours the WP bit even in supervisor mode...Ok.
[ 0.000000] SLUB: Genslabs=13, HWalign=128, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] NR_IRQS:1280
[ 0.000000] Console: colour VGA+ 80x25
[ 0.000000] console [tty0] enabled
[ 0.000000] Fast TSC calibration using PIT
[ 0.000000] Detected 2791.230 MHz processor.
[ 0.012005] Calibrating delay loop (skipped), value calculated using timer frequency.. 5582.46 BogoMIPS (lpj=11164920)
[ 0.012099] Security Framework initialized
[ 0.012140] SELinux: Disabled at boot.
[ 0.012185] Mount-cache hash table entries: 512
[ 0.012372] Initializing cgroup subsys ns
[ 0.012413] Initializing cgroup subsys cpuacct
[ 0.012456] Initializing cgroup subsys devices
[ 0.012495] Initializing cgroup subsys freezer
[ 0.012534] Initializing cgroup subsys net_cls
[ 0.012603] CPU: Trace cache: 12K uops, L1 D cache: 16K
[ 0.012668] CPU: L2 cache: 1024K
[ 0.012706] CPU: Physical Processor ID: 0
[ 0.012744] CPU: Processor Core ID: 0
[ 0.012783] mce: CPU supports 4 MCE banks
[ 0.012833] CPU0: Thermal monitoring enabled (TM1)
[ 0.012874] using mwait in idle threads.
[ 0.012919] Performance Events: no PMU driver, software events only.
[ 0.012989] Checking 'hlt' instruction... OK.
[ 0.029715] ACPI: Core revision 20090903
[ 0.040928] Enabling APIC mode: Flat. Using 1 I/O APICs
[ 0.041340] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.081071] CPU0: Intel(R) Pentium(R) D CPU 2.80GHz stepping 07
[ 0.084001] Booting processor 1 APIC 0x1 ip 0x6000
[ 0.016000] Initializing CPU#1
[ 0.016000] CPU: Trace cache: 12K uops, L1 D cache: 16K
[ 0.016000] CPU: L2 cache: 1024K
[ 0.016000] CPU: Physical Processor ID: 0
[ 0.016000] CPU: Processor Core ID: 1
[ 0.016000] CPU1: Thermal monitoring enabled (TM1)
[ 0.168124] CPU1: Intel(R) Pentium(R) D CPU 2.80GHz stepping 07
[ 0.168429] checking TSC synchronization [CPU#0 -> CPU#1]: passed.
[ 0.172082] Brought up 2 CPUs
[ 0.172126] Total of 2 processors activated (11165.09 BogoMIPS).
[ 0.172804] CPU0 attaching sched-domain:
[ 0.172810] domain 0: span 0-1 level CPU
[ 0.172815] groups: 0 1
[ 0.172822] CPU1 attaching sched-domain:
[ 0.172825] domain 0: span 0-1 level CPU
[ 0.172828] groups: 1 0
[ 0.172940] devtmpfs: initialized
[ 0.172940] HP Compaq Laptop series board detected. Selecting BIOS-method for reboots.
[ 0.172940] regulator: core version 0.5
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