Defender (Joe Holt) reset vector

2024-12-28 19:31:55 +00:00 · 2021-10-04 07:22:40 -07:00 · 2021-10-04 07:22:40 -07:00 · 15277b1ac8
commit 15277b1ac8
parent c2c90af996
1 changed files with 21 additions and 0 deletions
--- a/src/prelaunch/defender.joe.holt.a
+++ b/src/prelaunch/defender.joe.holt.a
@ -0,0 +1,21 @@
+;license:MIT
+;(c) 2021 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/DJ",plain
+*=$106
+
+         !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $202F
+         jsr   $2000      ; decompress
+         lda   #$88
+         sta   $E001
+         jsr   DisableAccelerator
+         jmp   $200
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}