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authorMichael Neuling <mikey@neuling.org>2006-06-08 14:42:34 +1000
committerPaul Mackerras <paulus@samba.org>2006-06-09 21:24:05 +1000
commite78dbc800c37f035d476c4fdebdf43cdecfcb731 (patch)
tree3b5ff1242c284e0c77e755b62d7e8600aafceb25 /include/asm-powerpc
parent8eb6c6e3b9c8bfed3d75536ab142d7694627c2e5 (diff)
downloadop-kernel-dev-e78dbc800c37f035d476c4fdebdf43cdecfcb731.zip
op-kernel-dev-e78dbc800c37f035d476c4fdebdf43cdecfcb731.tar.gz
[PATCH] powerpc: oprofile support for POWER6
POWER6 moves some of the MMCRA bits and also requires some bits to be cleared each PMU interrupt. Signed-off-by: Michael Neuling <mikey@neuling.org> Acked-by: Anton Blanchard <anton@samba.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/cputable.h11
-rw-r--r--include/asm-powerpc/reg.h4
2 files changed, 12 insertions, 3 deletions
diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index 9fcf016..defc166 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -69,6 +69,13 @@ struct cpu_spec {
/* Processor specific oprofile operations */
enum powerpc_oprofile_type oprofile_type;
+ /* Bit locations inside the mmcra change */
+ unsigned long oprofile_mmcra_sihv;
+ unsigned long oprofile_mmcra_sipr;
+
+ /* Bits to clear during an oprofile exception */
+ unsigned long oprofile_mmcra_clear;
+
/* Name of processor class, for the ELF AT_PLATFORM entry */
char *platform;
};
@@ -117,7 +124,6 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
#define CPU_FTR_SMT ASM_CONST(0x0000010000000000)
#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000020000000000)
#define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0000040000000000)
-#define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0000080000000000)
#define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0000100000000000)
#define CPU_FTR_PAUSE_ZERO ASM_CONST(0x0000200000000000)
#define CPU_FTR_PURR ASM_CONST(0x0000400000000000)
@@ -134,7 +140,6 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
#define CPU_FTR_SMT ASM_CONST(0x0)
#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0)
#define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0)
-#define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0)
#define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0)
#define CPU_FTR_PURR ASM_CONST(0x0)
#endif
@@ -320,7 +325,7 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
CPU_FTR_MMCRA | CPU_FTR_SMT | \
CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
- CPU_FTR_MMCRA_SIHV | CPU_FTR_PURR)
+ CPU_FTR_PURR)
#define CPU_FTRS_POWER6 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
CPU_FTR_MMCRA | CPU_FTR_SMT | \
diff --git a/include/asm-powerpc/reg.h b/include/asm-powerpc/reg.h
index 0257189..3779b21 100644
--- a/include/asm-powerpc/reg.h
+++ b/include/asm-powerpc/reg.h
@@ -443,6 +443,10 @@
#define MMCRA_SIHV 0x10000000UL /* state of MSR HV when SIAR set */
#define MMCRA_SIPR 0x08000000UL /* state of MSR PR when SIAR set */
#define MMCRA_SAMPLE_ENABLE 0x00000001UL /* enable sampling */
+#define POWER6_MMCRA_SIHV 0x0000040000000000ULL
+#define POWER6_MMCRA_SIPR 0x0000020000000000ULL
+#define POWER6_MMCRA_THRM 0x00000020UL
+#define POWER6_MMCRA_OTHER 0x0000000EUL
#define SPRN_PMC1 787
#define SPRN_PMC2 788
#define SPRN_PMC3 789
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