5 files changed, 21 insertions, 1 deletions
diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c
index ceb325b311..e865d368f2 100644
--- a/target/ppc/cpu_init.c
+++ b/target/ppc/cpu_init.c
@@ -6258,7 +6258,7 @@ static void register_book3s_pmu_sup_sprs(CPUPPCState *env)
                      KVM_REG_PPC_MMCR0, 0x80000000);
     spr_register_kvm(env, SPR_POWER_MMCR1, "MMCR1",
                      SPR_NOACCESS, SPR_NOACCESS,
-                     &spr_read_generic, &spr_write_generic,
+                     &spr_read_generic, &spr_write_MMCR1,
                      KVM_REG_PPC_MMCR1, 0x00000000);
     spr_register_kvm(env, SPR_POWER_MMCRA, "MMCRA",
                      SPR_NOACCESS, SPR_NOACCESS,
diff --git a/target/ppc/helper.h b/target/ppc/helper.h
index 984d03181a..77c85e1292 100644
--- a/target/ppc/helper.h
+++ b/target/ppc/helper.h
@@ -21,6 +21,7 @@ DEF_HELPER_1(hrfid, void, env)
 DEF_HELPER_2(store_lpcr, void, env, tl)
 DEF_HELPER_2(store_pcr, void, env, tl)
 DEF_HELPER_2(store_mmcr0, void, env, tl)
+DEF_HELPER_2(store_mmcr1, void, env, tl)
 DEF_HELPER_3(store_pmc, void, env, i32, i64)
 DEF_HELPER_2(read_pmc, tl, env, i32)
 #endif
diff --git a/target/ppc/power8-pmu-regs.c.inc b/target/ppc/power8-pmu-regs.c.inc
index f0c9cc343b..25b13ad564 100644
--- a/target/ppc/power8-pmu-regs.c.inc
+++ b/target/ppc/power8-pmu-regs.c.inc
@@ -255,6 +255,12 @@ void spr_write_MMCR0(DisasContext *ctx, int sprn, int gprn)
 {
     write_MMCR0_common(ctx, cpu_gpr[gprn]);
 }
+
+void spr_write_MMCR1(DisasContext *ctx, int sprn, int gprn)
+{
+    gen_icount_io_start(ctx);
+    gen_helper_store_mmcr1(cpu_env, cpu_gpr[gprn]);
+}
 #else
 void spr_read_MMCR0_ureg(DisasContext *ctx, int gprn, int sprn)
 {
@@ -301,6 +307,11 @@ void spr_write_MMCR0(DisasContext *ctx, int sprn, int gprn)
     spr_write_generic(ctx, sprn, gprn);
 }
 
+void spr_write_MMCR1(DisasContext *ctx, int sprn, int gprn)
+{
+    spr_write_generic(ctx, sprn, gprn);
+}
+
 void spr_write_PMC(DisasContext *ctx, int sprn, int gprn)
 {
     spr_write_generic(ctx, sprn, gprn);
diff --git a/target/ppc/power8-pmu.c b/target/ppc/power8-pmu.c
index 7131f52ccc..73252529be 100644
--- a/target/ppc/power8-pmu.c
+++ b/target/ppc/power8-pmu.c
@@ -133,6 +133,13 @@ void helper_store_mmcr0(CPUPPCState *env, target_ulong value)
     hreg_compute_hflags(env);
 }
 
+void helper_store_mmcr1(CPUPPCState *env, uint64_t value)
+{
+    pmu_update_cycles(env);
+
+    env->spr[SPR_POWER_MMCR1] = value;
+}
+
 target_ulong helper_read_pmc(CPUPPCState *env, uint32_t sprn)
 {
     pmu_update_cycles(env);
diff --git a/target/ppc/spr_tcg.h b/target/ppc/spr_tcg.h
index 1e79a0522a..1d6521eedc 100644
--- a/target/ppc/spr_tcg.h
+++ b/target/ppc/spr_tcg.h
@@ -26,6 +26,7 @@ void spr_noaccess(DisasContext *ctx, int gprn, int sprn);
 void spr_read_generic(DisasContext *ctx, int gprn, int sprn);
 void spr_write_generic(DisasContext *ctx, int sprn, int gprn);
 void spr_write_MMCR0(DisasContext *ctx, int sprn, int gprn);
+void spr_write_MMCR1(DisasContext *ctx, int sprn, int gprn);
 void spr_write_PMC(DisasContext *ctx, int sprn, int gprn);
 void spr_read_xer(DisasContext *ctx, int gprn, int sprn);
 void spr_write_xer(DisasContext *ctx, int sprn, int gprn);