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| author | Robert Richter <robert.richter@amd.com> | 2010-09-22 17:45:39 +0200 |
|---|---|---|
| committer | Robert Richter <robert.richter@amd.com> | 2010-10-15 12:50:43 +0200 |
| commit | b47fad3bfb5940cc3e28a1c69716f6dc44e4b7e6 (patch) | |
| tree | ac665594dee589c38608f2c24ddb2d2f7a39d201 /arch/x86/include/asm | |
| parent | 25da6950475becb35d7a3bb3b5fbdc715a76887e (diff) | |
| download | op-kernel-dev-b47fad3bfb5940cc3e28a1c69716f6dc44e4b7e6.zip op-kernel-dev-b47fad3bfb5940cc3e28a1c69716f6dc44e4b7e6.tar.gz | |
oprofile, x86: Add support for IBS periodic op counter extension
The count value for IBS op sampling has been extended by 7 bits. The
feature is reflected in bit 6 (OpCntExt) of the IBS capability
register (CPUID Fn8000_001B_EAX).
Signed-off-by: Robert Richter <robert.richter@amd.com>
Diffstat (limited to 'arch/x86/include/asm')
| -rw-r--r-- | arch/x86/include/asm/perf_event.h | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h index 6e742cc..550e26b1 100644 --- a/arch/x86/include/asm/perf_event.h +++ b/arch/x86/include/asm/perf_event.h @@ -111,17 +111,18 @@ union cpuid10_edx { #define X86_PMC_IDX_FIXED_BTS (X86_PMC_IDX_FIXED + 16) /* IbsFetchCtl bits/masks */ -#define IBS_FETCH_RAND_EN (1ULL<<57) -#define IBS_FETCH_VAL (1ULL<<49) -#define IBS_FETCH_ENABLE (1ULL<<48) -#define IBS_FETCH_CNT 0xFFFF0000ULL -#define IBS_FETCH_MAX_CNT 0x0000FFFFULL +#define IBS_FETCH_RAND_EN (1ULL<<57) +#define IBS_FETCH_VAL (1ULL<<49) +#define IBS_FETCH_ENABLE (1ULL<<48) +#define IBS_FETCH_CNT 0xFFFF0000ULL +#define IBS_FETCH_MAX_CNT 0x0000FFFFULL /* IbsOpCtl bits */ -#define IBS_OP_CNT_CTL (1ULL<<19) -#define IBS_OP_VAL (1ULL<<18) -#define IBS_OP_ENABLE (1ULL<<17) -#define IBS_OP_MAX_CNT 0x0000FFFFULL +#define IBS_OP_CNT_CTL (1ULL<<19) +#define IBS_OP_VAL (1ULL<<18) +#define IBS_OP_ENABLE (1ULL<<17) +#define IBS_OP_MAX_CNT 0x0000FFFFULL +#define IBS_OP_MAX_CNT_EXT 0x007FFFFFULL /* not a register bit mask */ #ifdef CONFIG_PERF_EVENTS extern void init_hw_perf_events(void); |
