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[PULL,12/15] memory: MemoryRegion: Add may-overlap and priority props

Message ID 1404203705-15674-13-git-send-email-pbonzini@redhat.com
State New
Headers show

Commit Message

Paolo Bonzini July 1, 2014, 8:35 a.m. UTC 
From: Peter Crosthwaite <peter.crosthwaite@xilinx.com>

QOM propertyify the .may-overlap and .priority fields. The setters
will re-add the memory as a subregion if needed (i.e. the values change
when the memory region is already contained).

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
[Remove setters. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 include/exec/memory.h |  2 +-
 memory.c              | 24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)
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Patch

diff --git a/include/exec/memory.h b/include/exec/memory.h
index 0c7e825..e2c8e3e 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -157,7 +157,7 @@  struct MemoryRegion {
     bool flush_coalesced_mmio;
     MemoryRegion *alias;
     hwaddr alias_offset;
-    int priority;
+    int32_t priority;
     bool may_overlap;
     QTAILQ_HEAD(subregions, MemoryRegion) subregions;
     QTAILQ_ENTRY(MemoryRegion) subregions_link;
diff --git a/memory.c b/memory.c
index 04dc933..834959b 100644
--- a/memory.c
+++ b/memory.c
@@ -955,6 +955,22 @@  static Object *memory_region_resolve_container(Object *obj, void *opaque,
     return OBJECT(mr->container);
 }
 
+static void memory_region_get_priority(Object *obj, Visitor *v, void *opaque,
+                                       const char *name, Error **errp)
+{
+    MemoryRegion *mr = MEMORY_REGION(obj);
+    int32_t value = mr->priority;
+
+    visit_type_int32(v, &value, name, errp);
+}
+
+static bool memory_region_get_may_overlap(Object *obj, Error **errp)
+{
+    MemoryRegion *mr = MEMORY_REGION(obj);
+
+    return mr->may_overlap;
+}
+
 static void memory_region_initfn(Object *obj)
 {
     MemoryRegion *mr = MEMORY_REGION(obj);
@@ -978,6 +994,14 @@  static void memory_region_initfn(Object *obj)
                         memory_region_get_addr,
                         NULL, /* memory_region_set_addr */
                         NULL, NULL, &error_abort);
+    object_property_add(OBJECT(mr), "priority", "uint32",
+                        memory_region_get_priority,
+                        NULL, /* memory_region_set_priority */
+                        NULL, NULL, &error_abort);
+    object_property_add_bool(OBJECT(mr), "may-overlap",
+                             memory_region_get_may_overlap,
+                             NULL, /* memory_region_set_may_overlap */
+                             &error_abort);
 }
 
 static uint64_t unassigned_mem_read(void *opaque, hwaddr addr,