From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52755) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VIZbD-0003po-00 for qemu-devel@nongnu.org; Sun, 08 Sep 2013 03:40:03 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VIZb8-0005Yu-J9 for qemu-devel@nongnu.org; Sun, 08 Sep 2013 03:39:58 -0400 Received: from mail-pd0-x235.google.com ([2607:f8b0:400e:c02::235]:33499) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VIZb8-0005Yo-BO for qemu-devel@nongnu.org; Sun, 08 Sep 2013 03:39:54 -0400 Received: by mail-pd0-f181.google.com with SMTP id g10so4975028pdj.12 for ; Sun, 08 Sep 2013 00:39:53 -0700 (PDT) Sender: Guenter Roeck From: Guenter Roeck Date: Sun, 8 Sep 2013 00:39:05 -0700 Message-Id: <1378625945-15525-1-git-send-email-linux@roeck-us.net> Subject: [Qemu-devel] [PATCH] sh4: Fix serial line access for Linux kernels later than 3.2 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Paolo Bonzini , Guenter Roeck , Peter Maydell With Linux kernel version 3.3 or later, qemu fails with the following message: sh_serial: unsupported read from 0x18 Aborted Reported-and-analyzed-by: Rob Landley Signed-off-by: Guenter Roeck --- See http://lists.nongnu.org/archive/html/qemu-devel/2012-07/msg03870.html for Rob's analysis of the problem. Unfortunately, the patch never made it into qemu. hw/char/sh_serial.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/hw/char/sh_serial.c b/hw/char/sh_serial.c index 6223a55..9328dd1 100644 --- a/hw/char/sh_serial.c +++ b/hw/char/sh_serial.c @@ -248,11 +248,9 @@ static uint64_t sh_serial_read(void *opaque, hwaddr offs, s->flags &= ~SH_SERIAL_FLAG_RDF; } break; -#if 0 case 0x18: ret = s->fcr; break; -#endif case 0x1c: ret = s->rx_cnt; break; -- 1.7.9.7