Only flush write MMU cache on WP flag toggle as read and execute MMU cache is not affected by the flag.

2025-03-23 15:36:05 +01:00
parent c5efce619f
commit 609f34cc49
4 changed files with 28 additions and 8 deletions
--- a/src/mem/mem.c
+++ b/src/mem/mem.c
@@ -225,6 +225,21 @@ flushmmucache(void)
 #endif
 }

+void
+flushmmucache_write(void)
+{
+    for (uint16_t c = 0; c < 256; c++) {
+        if (writelookup[c] != (int) 0xffffffff) {
+            page_lookup[writelookup[c]]  = NULL;
+            page_lookupp[writelookup[c]] = 4;
+            writelookup2[writelookup[c]] = LOOKUP_INV;
+            writelookupp[writelookup[c]] = 4;
+            writelookup[c]               = 0xffffffff;
+        }
+    }
+    mmuflush++;
+}
+
 void
 flushmmucache_pc(void)
 {