SuperFX 20mhz timing fix, fixes Starfox 2

2004-10-18 20:13:20 +00:00
parent 864c1bb94f
commit d3291cb162
1 changed files with 5 additions and 0 deletions
--- a/zsnes/src/cpu/execute.asm
+++ b/zsnes/src/cpu/execute.asm
@@ -4196,6 +4196,7 @@ NEWSYM UpdateCLSR
   test byte[SfxCLSR],01h
   jz .nohighsfx
   mov dword [NumberOfOpcodes2],700 ;700
+int 3h
 .nohighsfx
    cmp byte[SFXCounter],1
    je .noyi
@@ -4228,6 +4229,10 @@ NEWSYM StartSFX
    jz .noaccess
 .noram
    mov eax,[NumberOfOpcodes2]
+    test byte[SfxCLSR],0
+    jnz .nofastsfx
+    add eax,500000
+.nofastsfx
    mov [NumberOfOpcodes],eax
    call MainLoop
 .noaccess