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[13/66] xen: Mark fixed platform I/O as unaligned

Message ID 1372950842-32422-14-git-send-email-pbonzini@redhat.com
State New
Headers show

Commit Message

Paolo Bonzini July 4, 2013, 3:13 p.m. UTC 
From: Jan Kiszka <jan.kiszka@siemens.com>

Before switching to the memory core dispatcher, we need to make sure
that this pv-device will continue to receive unaligned portio accesses.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/xen/xen_platform.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/hw/xen/xen_platform.c b/hw/xen/xen_platform.c
index b6c6793..f8f5dd5 100644
--- a/hw/xen/xen_platform.c
+++ b/hw/xen/xen_platform.c
@@ -262,9 +262,13 @@  static void platform_fixed_ioport_write(void *opaque, hwaddr addr,
 static const MemoryRegionOps platform_fixed_io_ops = {
     .read = platform_fixed_ioport_read,
     .write = platform_fixed_ioport_write,
+    .valid = {
+        .unaligned = true,
+    },
     .impl = {
         .min_access_size = 1,
         .max_access_size = 4,
+        .unaligned = true,
     },
     .endianness = DEVICE_LITTLE_ENDIAN,
 };