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authorDavid Hildenbrand <david@redhat.com>2017-12-08 17:01:58 +0100
committerCornelia Huck <cohuck@redhat.com>2017-12-14 17:56:54 +0100
commit5a59bc1de21921996545574822e92004629dbd37 (patch)
treeb58778d5e1cb5032f869fc77db16a9a43bc262f6
parenta63b7cbf884b98d4de1cf6519143fa8202f76fe1 (diff)
s390x/tcg: wire up STORE CHANNEL REPORT WORD
CRW machine check handling requires STCRW. So let's wire it up. Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20171208160207.26494-6-david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
-rw-r--r--target/s390x/helper.h1
-rw-r--r--target/s390x/insn-data.def1
-rw-r--r--target/s390x/misc_helper.c9
-rw-r--r--target/s390x/translate.c8
4 files changed, 19 insertions, 0 deletions
diff --git a/target/s390x/helper.h b/target/s390x/helper.h
index 3eb7715e5b..ba11cfdc30 100644
--- a/target/s390x/helper.h
+++ b/target/s390x/helper.h
@@ -166,6 +166,7 @@ DEF_HELPER_3(msch, void, env, i64, i64)
DEF_HELPER_2(rchp, void, env, i64)
DEF_HELPER_2(rsch, void, env, i64)
DEF_HELPER_3(ssch, void, env, i64, i64)
+DEF_HELPER_2(stcrw, void, env, i64)
DEF_HELPER_3(stsch, void, env, i64, i64)
DEF_HELPER_3(tsch, void, env, i64, i64)
DEF_HELPER_2(chsc, void, env, i64)
diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def
index 8c2541f545..43ab1963c8 100644
--- a/target/s390x/insn-data.def
+++ b/target/s390x/insn-data.def
@@ -1055,6 +1055,7 @@
C(0xb23b, RCHP, S, Z, 0, 0, 0, 0, rchp, 0)
C(0xb238, RSCH, S, Z, 0, 0, 0, 0, rsch, 0)
C(0xb233, SSCH, S, Z, 0, insn, 0, 0, ssch, 0)
+ C(0xb239, STCRW, S, Z, 0, insn, 0, 0, stcrw, 0)
C(0xb234, STSCH, S, Z, 0, insn, 0, 0, stsch, 0)
C(0xb235, TSCH, S, Z, 0, insn, 0, 0, tsch, 0)
/* ??? Not listed in PoO ninth edition, but there's a linux driver that
diff --git a/target/s390x/misc_helper.c b/target/s390x/misc_helper.c
index 769ec52e1d..04fb53d8a3 100644
--- a/target/s390x/misc_helper.c
+++ b/target/s390x/misc_helper.c
@@ -385,6 +385,15 @@ void HELPER(ssch)(CPUS390XState *env, uint64_t r1, uint64_t inst)
qemu_mutex_unlock_iothread();
}
+void HELPER(stcrw)(CPUS390XState *env, uint64_t inst)
+{
+ S390CPU *cpu = s390_env_get_cpu(env);
+
+ qemu_mutex_lock_iothread();
+ ioinst_handle_stcrw(cpu, inst >> 16, GETPC());
+ qemu_mutex_unlock_iothread();
+}
+
void HELPER(stsch)(CPUS390XState *env, uint64_t r1, uint64_t inst)
{
S390CPU *cpu = s390_env_get_cpu(env);
diff --git a/target/s390x/translate.c b/target/s390x/translate.c
index 38e1770e5e..08c1ace0d8 100644
--- a/target/s390x/translate.c
+++ b/target/s390x/translate.c
@@ -4071,6 +4071,14 @@ static ExitStatus op_stsch(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
+static ExitStatus op_stcrw(DisasContext *s, DisasOps *o)
+{
+ check_privileged(s);
+ gen_helper_stcrw(cpu_env, o->in2);
+ set_cc_static(s);
+ return NO_EXIT;
+}
+
static ExitStatus op_tsch(DisasContext *s, DisasOps *o)
{
check_privileged(s);