Memory change counter moved to MemoryAccess and external changes notification added.

This change together with use of PhysAddrSpace as the memory
content source for memory and program view allows to access
and monitor contents of peripheral registers and frame-buffer
memory from graphic user interface.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>

1 files changed, 4 insertions, 0 deletions

diff --git a/qtmips_machine/cache.cpp b/qtmips_machine/cache.cpp
index b3afbeb..be3d323 100644
--- a/qtmips_machine/cache.cpp
+++ b/qtmips_machine/cache.cpp
@@ -171,6 +171,10 @@ std::uint32_t Cache::rword(std::uint32_t address, bool debug_access) const {
     return data;
 }
 
+std::uint32_t Cache::get_change_counter() const {
+    return change_counter;
+}
+
 void Cache::flush() {
     if (!cnf.enabled())
         return;