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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>
master
David Hildenbrand 2017-12-08 17:01:58 +01:00 committed by Cornelia Huck
parent a63b7cbf88
commit 5a59bc1de2
4 changed files with 19 additions and 0 deletions
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1
target/s390x/helper.h
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@ -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)

1
target/s390x/insn-data.def
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@ -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

9
target/s390x/misc_helper.c
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@ -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);

8
target/s390x/translate.c
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@ -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);