prevent IRQs between copy and new hook

2025-04-11 12:38:05 +00:00 · 2024-01-17 13:50:12 -08:00 · 2024-01-17 13:50:12 -08:00 · 933432ea3e
commit 933432ea3e
parent c77949b549
1 changed files with 1 additions and 0 deletions
--- a/src/4cade.init.a
+++ b/src/4cade.init.a
@ -164,6 +164,7 @@
         +READ_ROM_WRITE_RAM2
         jsr   init                  ; initialize and relocate ProRWTS2 to $D400 in RAM bank 2
                                     ; ProRWTS2 disk-data live at $D000-D3FF
+         sei                         ; we're about to overwrite ProDOS's IRQ handler
         ldx   #$00                  ; relocate program code to top of language card
                                     ; since we end at $0000 now, adjust low offset to avoid destroying zpage
@FM      lda   FirstMover - (RELBASE & $FF),x