From patchwork Tue May  4 12:21:01 2010
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Subject: [3/5] lsi: Purge message queue on reset
Date: Tue, 04 May 2010 02:21:01 -0000
From: Jan Kiszka <jan.kiszka@siemens.com>
X-Patchwork-Id: 51598
Message-Id: <c2c8bd32e6fcc66feb7b90923a082da7de7faba8.1272975660.git.jan.kiszka@siemens.com>
To: Anthony Liguori <aliguori@us.ibm.com>
Cc: qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>

Declare the input message queue empty and initialize the related state
machine properly on controller reset. This fixes unrecoverable errors
when the controller was reset during ongoing requests.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>

---
hw/lsi53c895a.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/hw/lsi53c895a.c b/hw/lsi53c895a.c
index 85eea15..61de23e 100644
--- a/hw/lsi53c895a.c
+++ b/hw/lsi53c895a.c
@@ -288,6 +288,8 @@ static void lsi_soft_reset(LSIState *s)
     DPRINTF("Reset\n");
     s->carry = 0;
 
+    s->msg_action = 0;
+    s->msg_len = 0;
     s->waiting = 0;
     s->dsa = 0;
     s->dnad = 0;