apohw: update for actual FPGA design.

[lisovros/qemu_apohw.git] / memory.c

diff --git a/memory.c b/memory.c
index 5ab21129a011f3672a7223086a4e076c9bc90f56..ee4c98af8c30217f6670b65d152b793e19963fe3 100644 (file)
--- a/memory.c
+++ b/memory.c
@@ -9,6 +9,8 @@
  * This work is licensed under the terms of the GNU GPL, version 2.  See
  * the COPYING file in the top-level directory.
  *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
  */
 
 #include "memory.h"
@@ -1047,6 +1049,42 @@ void memory_region_init_rom_device(MemoryRegion *mr,
     mr->ram_addr |= cpu_register_io_memory(mr);
 }
 
+static uint64_t invalid_read(void *opaque, target_phys_addr_t addr,
+                             unsigned size)
+{
+    MemoryRegion *mr = opaque;
+
+    if (!mr->warning_printed) {
+        fprintf(stderr, "Invalid read from memory region %s\n", mr->name);
+        mr->warning_printed = true;
+    }
+    return -1U;
+}
+
+static void invalid_write(void *opaque, target_phys_addr_t addr, uint64_t data,
+                          unsigned size)
+{
+    MemoryRegion *mr = opaque;
+
+    if (!mr->warning_printed) {
+        fprintf(stderr, "Invalid write to memory region %s\n", mr->name);
+        mr->warning_printed = true;
+    }
+}
+
+static const MemoryRegionOps reservation_ops = {
+    .read = invalid_read,
+    .write = invalid_write,
+    .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+void memory_region_init_reservation(MemoryRegion *mr,
+                                    const char *name,
+                                    uint64_t size)
+{
+    memory_region_init_io(mr, &reservation_ops, mr, name, size);
+}
+
 void memory_region_destroy(MemoryRegion *mr)
 {
     assert(QTAILQ_EMPTY(&mr->subregions));
@@ -1104,10 +1142,11 @@ bool memory_region_get_dirty(MemoryRegion *mr, target_phys_addr_t addr,
     return cpu_physical_memory_get_dirty(mr->ram_addr + addr, 1 << client);
 }
 
-void memory_region_set_dirty(MemoryRegion *mr, target_phys_addr_t addr)
+void memory_region_set_dirty(MemoryRegion *mr, target_phys_addr_t addr,
+                             target_phys_addr_t size)
 {
     assert(mr->terminates);
-    return cpu_physical_memory_set_dirty(mr->ram_addr + addr);
+    return cpu_physical_memory_set_dirty_range(mr->ram_addr + addr, size, -1);
 }
 
 void memory_region_sync_dirty_bitmap(MemoryRegion *mr)