[Qemu-devel] [PATCH 7/8] hw: sun4c: add read memory region callback

[Li Qiang]

From: Li Qiang <liq...@gmail.com>

Signed-off-by: Li Qiang <liq...@gmail.com>
---
 hw/sparc64/sun4u.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index d16843b30e..74c55a82f4 100644
--- a/hw/sparc64/sun4u.c
+++ b/hw/sparc64/sun4u.c
@@ -212,6 +212,11 @@ typedef struct PowerDevice {
     MemoryRegion power_mmio;
 } PowerDevice;
 
+static uint64_t power_mem_read(void *opaque, hwaddr addr, unsigned size)
+{
+    return 0;
+}
+
 /* Power */
 static void power_mem_write(void *opaque, hwaddr addr,
                             uint64_t val, unsigned size)
@@ -223,6 +228,7 @@ static void power_mem_write(void *opaque, hwaddr addr,
 }
 
 static const MemoryRegionOps power_mem_ops = {
+    .read = power_mem_read,
     .write = power_mem_write,
     .endianness = DEVICE_NATIVE_ENDIAN,
     .valid = {
-- 
2.17.1