lkml.org 
[lkml]   [2007]   [Jan]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[PATCH] All Transmeta CPUs have constant TSCs
    [i386] All Transmeta CPUs have constant TSCs

    All Transmeta CPUs ever produced have constant-rate TSCs.

    Signed-off-by: H. Peter Anvin <hpa@zytor.com>

    ---
    commit 07e54489ef8a3341b20ae42b53b1254a68061204
    tree 204fa19fe2b2dd3ddb1add83ec66ccda7360f4e6
    parent 7523c4dd9923cab748dad9b79d0165e118e3d03b
    author H. Peter Anvin <hpa@zytor.com> Thu, 04 Jan 2007 17:44:34 -0800
    committer H. Peter Anvin <hpa@zytor.com> Thu, 04 Jan 2007 17:44:34 -0800

    arch/i386/kernel/cpu/transmeta.c | 3 +++
    1 files changed, 3 insertions(+), 0 deletions(-)

    diff --git a/arch/i386/kernel/cpu/transmeta.c b/arch/i386/kernel/cpu/transmeta.c
    index 4056fb7..b536e81 100644
    --- a/arch/i386/kernel/cpu/transmeta.c
    +++ b/arch/i386/kernel/cpu/transmeta.c
    @@ -72,6 +72,9 @@ static void __cpuinit init_transmeta(struct cpuinfo_x86 *c)
    wrmsr(0x80860004, ~0, uk);
    c->x86_capability[0] = cpuid_edx(0x00000001);
    wrmsr(0x80860004, cap_mask, uk);
    +
    + /* All Transmeta CPUs have a constant TSC */
    + set_bit(X86_FEATURE_CONSTANT_TSC, c->x86_capability);

    /* If we can run i686 user-space code, call us an i686 */
    #define USER686 (X86_FEATURE_TSC|X86_FEATURE_CX8|X86_FEATURE_CMOV)
    -
    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: 2007-01-05 02:53    [W:0.032 / U:0.036 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site