More keyboard controller fixes.

2023-04-09 19:44:15 +02:00
parent af8575b47b
commit 4eb902d853
4 changed files with 69 additions and 15 deletions
--- a/src/mem/mem.c
+++ b/src/mem/mem.c
@@ -2530,11 +2530,12 @@ void
 mem_a20_init(void)
 {
    if (is286) {
-        rammask = cpu_16bitbus ? 0xefffff : 0xffefffff;
+        mem_a20_key = mem_a20_alt = mem_a20_state = 0;
+        rammask = cpu_16bitbus ? 0xffffff : 0xffffffff;
        if (is6117)
            rammask |= 0x03000000;
        flushmmucache();
-        mem_a20_state = mem_a20_key | mem_a20_alt;
+        // mem_a20_state = mem_a20_key | mem_a20_alt;
    } else {
        rammask = 0xfffff;
        flushmmucache();