From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44817) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YuSoB-0002ml-JF for qemu-devel@nongnu.org; Mon, 18 May 2015 17:42:48 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YuSo6-0008Qk-Im for qemu-devel@nongnu.org; Mon, 18 May 2015 17:42:46 -0400 Received: from hall.aurel32.net ([2001:bc8:30d7:101::1]:33737) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YuSo6-0008QF-DE for qemu-devel@nongnu.org; Mon, 18 May 2015 17:42:42 -0400 From: Aurelien Jarno Date: Mon, 18 May 2015 23:42:28 +0200 Message-Id: <1431985349-11226-5-git-send-email-aurelien@aurel32.net> In-Reply-To: <1431985349-11226-1-git-send-email-aurelien@aurel32.net> References: <1431985349-11226-1-git-send-email-aurelien@aurel32.net> Subject: [Qemu-devel] [PATCH 4/5] target-s390x: implement STCKC helper List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Alexander Graf , Aurelien Jarno , Richard Henderson The STCKC instruction just returns the last written clock comparator value and KVM already provides the corresponding variable. Cc: Alexander Graf Cc: Richard Henderson Signed-off-by: Aurelien Jarno --- target-s390x/misc_helper.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/target-s390x/misc_helper.c b/target-s390x/misc_helper.c index fa105fa..57aee95 100644 --- a/target-s390x/misc_helper.c +++ b/target-s390x/misc_helper.c @@ -286,6 +286,8 @@ void HELPER(sckc)(CPUS390XState *env, uint64_t time) return; } + env->ckc = time; + /* difference between origins */ time -= env->tod_offset; @@ -298,8 +300,7 @@ void HELPER(sckc)(CPUS390XState *env, uint64_t time) /* Store Clock Comparator */ uint64_t HELPER(stckc)(CPUS390XState *env) { - /* XXX implement */ - return 0; + return env->ckc; } /* Set CPU Timer */ -- 2.1.4