Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Len Brown <> | Subject | [PATCH 5/9] x86 tsc_msr: Add Airmont reference clock values | Date | Thu, 31 Mar 2016 00:13:51 -0400 |
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From: Len Brown <len.brown@intel.com>
per the Intel 64 and IA-32 Architecture Software Developer's Manual...
Add the reference clock for Intel Atom Processors Based on the Airmont Microarchitecture.
Reported-by: Stephane Gasparini <stephane.gasparini@intel.com> Signed-off-by: Len Brown <len.brown@intel.com> --- arch/x86/kernel/tsc_msr.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/tsc_msr.c b/arch/x86/kernel/tsc_msr.c index 19f2a9a..59c371e 100644 --- a/arch/x86/kernel/tsc_msr.c +++ b/arch/x86/kernel/tsc_msr.c @@ -13,7 +13,7 @@ #include <asm/apic.h> #include <asm/param.h> -#define MAX_NUM_FREQS 8 +#define MAX_NUM_FREQS 9 /* * If MSR_PERF_STAT[31] is set, the maximum resolved bus ratio can be @@ -40,6 +40,9 @@ static struct freq_desc freq_desc_tables[] = { { 6, 0x37, 1, { 83300, 100000, 133300, 116700, 80000, 0, 0, 0 } }, /* ANN - Intel Atom processor Z3500 series */ { 6, 0x5a, 1, { 83300, 100000, 133300, 100000, 0, 0, 0, 0 } }, + /* AMT - Intel Atom processor X7-Z8000 and X5-Z8000 series */ + { 6, 0x4c, 1, { 83300, 100000, 133300, 116700, + 80000, 93300, 90000, 88900, 87500 } }, }; static int match_cpu(u8 family, u8 model) -- 2.8.0.rc4.16.g56331f8
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