Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20190903' into staging

[mirror_qemu.git] / include / exec / memory.h

diff --git a/include/exec/memory.h b/include/exec/memory.h
index d99eb25d2ecca30f00b3bcc52b203ed835be8b33..2dd810259d69f21b9448f84db19503e399ffdb70 100644 (file)
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -19,6 +19,7 @@
 #include "exec/cpu-common.h"
 #include "exec/hwaddr.h"
 #include "exec/memattrs.h"
+#include "exec/memop.h"
 #include "exec/ramlist.h"
 #include "qemu/bswap.h"
 #include "qemu/queue.h"
@@ -425,6 +426,7 @@ struct MemoryListener {
     void (*log_clear)(MemoryListener *listener, MemoryRegionSection *section);
     void (*log_global_start)(MemoryListener *listener);
     void (*log_global_stop)(MemoryListener *listener);
+    void (*log_global_after_sync)(MemoryListener *listener);
     void (*eventfd_add)(MemoryListener *listener, MemoryRegionSection *section,
                         bool match_data, uint64_t data, EventNotifier *e);
     void (*eventfd_del)(MemoryListener *listener, MemoryRegionSection *section,
@@ -1085,16 +1087,6 @@ void memory_region_register_iommu_notifier(MemoryRegion *mr,
  */
 void memory_region_iommu_replay(IOMMUMemoryRegion *iommu_mr, IOMMUNotifier *n);
 
-/**
- * memory_region_iommu_replay_all: replay existing IOMMU translations
- * to all the notifiers registered.
- *
- * Note: this is not related to record-and-replay functionality.
- *
- * @iommu_mr: the memory region to observe
- */
-void memory_region_iommu_replay_all(IOMMUMemoryRegion *iommu_mr);
-
 /**
  * memory_region_unregister_iommu_notifier: unregister a notifier for
  * changes to IOMMU translation entries.
@@ -1687,6 +1679,17 @@ MemoryRegionSection memory_region_find(MemoryRegion *mr,
  */
 void memory_global_dirty_log_sync(void);
 
+/**
+ * memory_global_dirty_log_sync: synchronize the dirty log for all memory
+ *
+ * Synchronizes the vCPUs with a thread that is reading the dirty bitmap.
+ * This function must be called after the dirty log bitmap is cleared, and
+ * before dirty guest memory pages are read.  If you are using
+ * #DirtyBitmapSnapshot, memory_region_snapshot_and_clear_dirty() takes
+ * care of doing this.
+ */
+void memory_global_after_dirty_log_sync(void);
+
 /**
  * memory_region_transaction_begin: Start a transaction.
  *
@@ -1737,13 +1740,13 @@ void mtree_info(bool flatview, bool dispatch_tree, bool owner);
  * @mr: #MemoryRegion to access
  * @addr: address within that region
  * @pval: pointer to uint64_t which the data is written to
- * @size: size of the access in bytes
+ * @op: size, sign, and endianness of the memory operation
  * @attrs: memory transaction attributes to use for the access
  */
 MemTxResult memory_region_dispatch_read(MemoryRegion *mr,
                                         hwaddr addr,
                                         uint64_t *pval,
-                                        unsigned size,
+                                        MemOp op,
                                         MemTxAttrs attrs);
 /**
  * memory_region_dispatch_write: perform a write directly to the specified
@@ -1752,13 +1755,13 @@ MemTxResult memory_region_dispatch_read(MemoryRegion *mr,
  * @mr: #MemoryRegion to access
  * @addr: address within that region
  * @data: data to write
- * @size: size of the access in bytes
+ * @op: size, sign, and endianness of the memory operation
  * @attrs: memory transaction attributes to use for the access
  */
 MemTxResult memory_region_dispatch_write(MemoryRegion *mr,
                                          hwaddr addr,
                                          uint64_t data,
-                                         unsigned size,
+                                         MemOp op,
                                          MemTxAttrs attrs);
 
 /**
@@ -2198,6 +2201,9 @@ address_space_write_cached(MemoryRegionCache *cache, hwaddr addr,
     }
 }
 
+/* enum device_endian to MemOp.  */
+MemOp devend_memop(enum device_endian end);
+
 #endif
 
 #endif