lkml.org 
[lkml]   [2003]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Subject[2.6] Missing L2-cache after warm boot
    From
    Date

    I'm running 2.6.0-test11 on an older Thinkpad 390E,
    When booting into 2.6.0-test11 after running Windows2000 I get:

    Dec 1 14:51:56 gswi1164 kernel: Initializing CPU#0
    Dec 1 14:51:56 gswi1164 kernel: PID hash table entries: 1024 (order 10: 8192 bytes)
    Dec 1 14:51:56 gswi1164 kernel: Detected 298.602 MHz processor.
    Dec 1 14:51:56 gswi1164 kernel: Console: colour dummy device 80x25
    Dec 1 14:51:56 gswi1164 kernel: Memory: 190848k/196544k available (2008k kernel code, 5060k reserved, 762k data, 148k init, 0k
    highmem)
    Dec 1 14:51:56 gswi1164 kernel: Calibrating delay loop... 587.77 BogoMIPS
    Dec 1 14:51:56 gswi1164 kernel: Security Scaffold v1.0.0 initialized
    Dec 1 14:51:56 gswi1164 kernel: Capability LSM initialized
    Dec 1 14:51:56 gswi1164 kernel: Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
    Dec 1 14:51:56 gswi1164 kernel: Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
    Dec 1 14:51:56 gswi1164 kernel: Mount-cache hash table entries: 512 (order: 0, 4096 bytes)
    Dec 1 14:51:56 gswi1164 kernel: CPU: L1 I cache: 16K, L1 D cache: 16K
    Dec 1 14:51:56 gswi1164 kernel: Intel machine check architecture supported.
    Dec 1 14:51:56 gswi1164 kernel: Intel machine check reporting enabled on CPU#0.
    Dec 1 14:51:56 gswi1164 kernel: CPU: Intel Mobile Pentium II stepping 0a
    Dec 1 14:51:56 gswi1164 kernel: Enabling fast FPU save and restore... done.
    Dec 1 14:51:56 gswi1164 kernel: Checking 'hlt' instruction... OK.

    When booting cold the boot messages are:

    Dec 1 14:54:57 gswi1164 kernel: Initializing CPU#0
    Dec 1 14:54:57 gswi1164 kernel: PID hash table entries: 1024 (order 10: 8192 bytes)
    Dec 1 14:54:57 gswi1164 kernel: Detected 298.598 MHz processor.
    Dec 1 14:54:57 gswi1164 kernel: Console: colour dummy device 80x25
    Dec 1 14:54:57 gswi1164 kernel: Memory: 190848k/196544k available (2008k kernel code, 5060k reserved, 762k data, 148k init, 0k
    highmem)
    Dec 1 14:54:57 gswi1164 kernel: Calibrating delay loop... 587.77 BogoMIPS
    Dec 1 14:54:57 gswi1164 kernel: Security Scaffold v1.0.0 initialized
    Dec 1 14:54:57 gswi1164 kernel: Capability LSM initialized
    Dec 1 14:54:57 gswi1164 kernel: Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
    Dec 1 14:54:57 gswi1164 kernel: Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
    Dec 1 14:54:57 gswi1164 kernel: Mount-cache hash table entries: 512 (order: 0, 4096 bytes)
    Dec 1 14:54:57 gswi1164 kernel: CPU: L1 I cache: 16K, L1 D cache: 16K
    Dec 1 14:54:57 gswi1164 kernel: CPU: L2 cache: 256K
    Dec 1 14:54:57 gswi1164 kernel: Intel machine check architecture supported.
    Dec 1 14:54:57 gswi1164 kernel: Intel machine check reporting enabled on CPU#0.
    Dec 1 14:54:57 gswi1164 kernel: CPU: Intel Mobile Pentium II stepping 0a
    Dec 1 14:54:57 gswi1164 kernel: Enabling fast FPU save and restore... done.
    Dec 1 14:54:57 gswi1164 kernel: Checking 'hlt' instruction... OK.

    /proc/cpuinfo contains (after warm boot):
    processor : 0
    vendor_id : GenuineIntel
    cpu family : 6
    model : 6
    model name : Mobile Pentium II
    stepping : 10
    cpu MHz : 298.598
    cache size : 256 KB
    fdiv_bug : no
    hlt_bug : no
    f00f_bug : no
    coma_bug : no
    fpu : yes
    fpu_exception : yes
    cpuid level : 2
    wp : yes
    flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat pse36 mmx fxsr
    bogomips : 587.77

    Is there any way to find out, why the second level cache isn't
    detected after a warm boot?

    Jochen

    --
    #include <~/.signature>: permission denied
    -
    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/

    \
     
     \ /
      Last update: 2005-03-22 13:59    [W:3.843 / U:0.120 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site