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-rw-r--r--arch/sparc/include/asm/hypervisor.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/hypervisor.h b/arch/sparc/include/asm/hypervisor.h
index 109ae24ba24..bafe5a631b6 100644
--- a/arch/sparc/include/asm/hypervisor.h
+++ b/arch/sparc/include/asm/hypervisor.h
@@ -2713,6 +2713,30 @@ extern unsigned long sun4v_ldc_revoke(unsigned long channel,
*/
#define HV_FAST_SET_PERFREG 0x101
+#define HV_N2_PERF_SPARC_CTL 0x0
+#define HV_N2_PERF_DRAM_CTL0 0x1
+#define HV_N2_PERF_DRAM_CNT0 0x2
+#define HV_N2_PERF_DRAM_CTL1 0x3
+#define HV_N2_PERF_DRAM_CNT1 0x4
+#define HV_N2_PERF_DRAM_CTL2 0x5
+#define HV_N2_PERF_DRAM_CNT2 0x6
+#define HV_N2_PERF_DRAM_CTL3 0x7
+#define HV_N2_PERF_DRAM_CNT3 0x8
+
+#define HV_FAST_N2_GET_PERFREG 0x104
+#define HV_FAST_N2_SET_PERFREG 0x105
+
+#ifndef __ASSEMBLY__
+extern unsigned long sun4v_niagara_getperf(unsigned long reg,
+ unsigned long *val);
+extern unsigned long sun4v_niagara_setperf(unsigned long reg,
+ unsigned long val);
+extern unsigned long sun4v_niagara2_getperf(unsigned long reg,
+ unsigned long *val);
+extern unsigned long sun4v_niagara2_setperf(unsigned long reg,
+ unsigned long val);
+#endif
+
/* MMU statistics services.
*
* The hypervisor maintains MMU statistics and privileged code provides