From: Cédric Le Goater <clg@kaod.org>
Date: Tue, 29 Jan 2019 11:46:05 +0000 (+0000)
Subject: aspeed/smc: fix default read value
X-Git-Tag: v4.0.0-rc0~134^2~7
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b617ca9223353624000017e2fa499d6d3296b293;p=thirdparty%2Fqemu.git

aspeed/smc: fix default read value

0xFFFFFFFF should be returned for non implemented registers.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Message-id: 20190124140519.13838-2-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---

diff --git a/hw/ssi/aspeed_smc.c b/hw/ssi/aspeed_smc.c
index 1270842dcf0..7af808c33c5 100644
--- a/hw/ssi/aspeed_smc.c
+++ b/hw/ssi/aspeed_smc.c
@@ -670,7 +670,7 @@ static uint64_t aspeed_smc_read(void *opaque, hwaddr addr, unsigned int size)
     } else {
         qemu_log_mask(LOG_UNIMP, "%s: not implemented: 0x%" HWADDR_PRIx "\n",
                       __func__, addr);
-        return 0;
+        return -1;
     }
 }