support the Mockingboard 4C

2024-12-26 20:30:29 +00:00 · 2022-04-27 21:48:02 -07:00 · 2022-04-27 21:48:02 -07:00 · e9c20bd549
commit e9c20bd549
parent 35cbdc6fcf
2 changed files with 11 additions and 1 deletions
--- a/src/hw.mockingboard.a
+++ b/src/hw.mockingboard.a
@ -28,6 +28,16 @@
 ;------------------------------------------------------------------------------
 GetMockingboardStuff
         +ST16 @callback+1
+         lda   ROM_MACHINEID
+         cmp   #$06
+         bne   @not_iic
+         ldx   ROM_MACHINE2C
+         bne   @not_iic
+         dex                         ; enable Mockingboard 4C support
+         stx   $C403
+         stx   $C404
+
+@not_iic
         lda   #$00
         sta   $80
         sta   $82                   ; type
--- a/winmake.bat
+++ b/winmake.bat
@ -80,7 +80,7 @@ call :compress
 goto :EOF
 )

-echo usage: %0 clean / asm / dsk
+echo usage: %0 clean / dsk
 goto :EOF

 :index