Restore the boot vector on warm boot #12

ivanizag · Jun 19, 2024 · 6933396 · 6933396
1 parent 5f648df
commit 6933396
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Showing 2 changed files with 8 additions and 4 deletions.
diff --git a/src/bdos.rs b/src/bdos.rs
@@ -48,12 +48,15 @@ impl Bdos {
         }
     }
 
-    pub fn reset(&mut self, machine: &mut CpmMachine) {
-        self.state.reset();
-
-        // Setup BOOT entrypoint
+    pub fn warm_reset(&mut self, machine: &mut CpmMachine) {
+        // Setup/Restore BOOT entrypoint
         machine.poke(  BDOS_ENTRY_ADDRESS,   0xc3 /* jp BDOS_BASE_ADDRESS */);
         machine.poke16(BDOS_ENTRY_ADDRESS+1, BDOS_BASE_ADDRESS);
+    }
+
+    pub fn reset(&mut self, machine: &mut CpmMachine) {
+        self.state.reset();
+        self.warm_reset(machine);
 
         // Reset IOBYTE
         machine.poke(IOBYTE_ADDRESS, 0);

diff --git a/src/main.rs b/src/main.rs
@@ -325,6 +325,7 @@ fn main() {
                     print!("[[Warm boot]]");
                 }
                 if use_tpa {
+                    bdos.warm_reset(&mut machine);
                     for i in 0..binary_size {
                         machine.poke(binary_address + i as u16, binary[i]);
                     }