Finally fix RETEM

2025-03-26 23:01:09 +06:00
parent 2b107725bd
commit ad4e90e345
1 changed files with 13 additions and 4 deletions
--- a/src/cpu/808x.c
+++ b/src/cpu/808x.c
@@ -1158,11 +1158,20 @@ retem_i8080(void)
 {
    sync_from_i8080();

-    cpu_state.pc    = pop();
-    CS              = pop();
-    cpu_state.flags = pop() | MD_FLAG;
+    prefetching = 0;
+    pfq_clear();
+
+    set_ip(pop());
+    load_cs(pop());
+    cpu_state.flags = pop();
+
+    emulated_processor.iff = !!(cpu_state.flags & I_FLAG);

    cpu_md_write_disable = 1;
+
+    noint      = 1;
+    nmi_enable = 1;
+
    pclog("RETEM mode\n");
 }

@@ -3298,7 +3307,7 @@ execx86(int cycs)
                    noint      = 1;
                    nmi_enable = 1;
                    if (is_nec && !(cpu_state.flags & MD_FLAG))
-                    sync_to_i8080();
+                        sync_to_i8080();
                    break;

                case 0xD0: