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author | Ingo Molnar <mingo@elte.hu> | 2009-03-04 11:14:47 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-04 11:14:47 +0100 |
commit | a1be621dfacbef0fd374d8acd553d71e07bf29ac (patch) | |
tree | 32b0355454b43b1098b5e01dd699fd7281abf781 /arch/arm/kernel/setup.c | |
parent | 3612fdf780e28b10323dd12d2b0f306c7ada4d4c (diff) | |
parent | fec6c6fec3e20637bee5d276fb61dd8b49a3f9cc (diff) | |
download | blackbird-op-linux-a1be621dfacbef0fd374d8acd553d71e07bf29ac.tar.gz blackbird-op-linux-a1be621dfacbef0fd374d8acd553d71e07bf29ac.zip |
Merge branch 'tracing/ftrace'; commit 'v2.6.29-rc7' into tracing/core
Diffstat (limited to 'arch/arm/kernel/setup.c')
-rw-r--r-- | arch/arm/kernel/setup.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 7049815d66d5..68d6494c0389 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -233,12 +233,13 @@ static void __init cacheid_init(void) unsigned int cachetype = read_cpuid_cachetype(); unsigned int arch = cpu_architecture(); - if (arch >= CPU_ARCH_ARMv7) { - cacheid = CACHEID_VIPT_NONALIASING; - if ((cachetype & (3 << 14)) == 1 << 14) - cacheid |= CACHEID_ASID_TAGGED; - } else if (arch >= CPU_ARCH_ARMv6) { - if (cachetype & (1 << 23)) + if (arch >= CPU_ARCH_ARMv6) { + if ((cachetype & (7 << 29)) == 4 << 29) { + /* ARMv7 register format */ + cacheid = CACHEID_VIPT_NONALIASING; + if ((cachetype & (3 << 14)) == 1 << 14) + cacheid |= CACHEID_ASID_TAGGED; + } else if (cachetype & (1 << 23)) cacheid = CACHEID_VIPT_ALIASING; else cacheid = CACHEID_VIPT_NONALIASING; |