Epyx Reboot Fixes (#122)

src/prelaunch/ss.baseball.a

@@ -0,0 +1,22 @@
+;license:MIT
+;(c) 2020 by Frank M.
+
+!cpu 6502
+!to "build/PRELAUNCH/SS.BASEBALL",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $9EB
+         jsr   $800      ; decompress
+
+         inc   $3F4      ; reboot
+
+         +DISABLE_ACCEL
+         jmp   $B700     ; could probably hook further
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}

src/prelaunch/ss.basketball.a

@@ -0,0 +1,22 @@
+;license:MIT
+;(c) 2020 by Frank M.
+
+!cpu 6502
+!to "build/PRELAUNCH/SS.BASKETBALL",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $9EB
+         jsr   $800      ; decompress
+
+         inc   $3F4      ; reboot
+
+         +DISABLE_ACCEL
+         jmp   $B700     ; could probably hook further
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}

src/prelaunch/summer.games.ii.a

@@ -0,0 +1,33 @@
+;license:MIT
+;(c) 2020 by Frank M.
+
+!cpu 6502
+!to "build/PRELAUNCH/SUMMER.GAMES.II",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         ;+ENABLE_ACCEL
+         lda   #$60
+         sta   $A13
+         jsr   $800      ; decompress
+
+         lda   #$60
+         sta   $D048     ; set hook
+         lda   #$FF      ; restore A to original
+         jsr   $D003     ; let 'em set up vectors which we'll nuke
+         ldx   #$FF
+         txs             ; we skipped the stack nuke so let's do that now
+
+         +LC_REBOOT
+         lda   #0
+         sta   $D9FC
+         lda   #1
+         sta   $D9FD     ; copied back into LC reset vector each event
+
+         ;+DISABLE_ACCEL ; LC is overwritten by this point
+         jmp   $6000
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}