From 84faf7c3927ca7f3013362e38c58c02a7e733c0c Mon Sep 17 00:00:00 2001
From: Guenter Roeck <linux@roeck-us.net>
Date: Sun, 8 Sep 2013 00:39:05 -0700
Subject: [PATCH] sh4: Fix serial line access for Linux kernels later than 3.2

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 <rob@landley.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 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 6223a557b2..9328dd1b57 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;
-- 
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