Fixed bug in H-DMA code

2001-12-03 18:59:53 +00:00
parent 4351305979
commit 9b994d559a
2 changed files with 3 additions and 44 deletions
--- a/zsnes/src/cpu/dma.asm
+++ b/zsnes/src/cpu/dma.asm
@@ -23,7 +23,7 @@ EXTSYM memtablew8,regptr
 EXTSYM dmadata
 EXTSYM hdmatype
 EXTSYM nexthdma
-EXTSYM curhdma,curypos,disablehdma,hdmadata,hdmadelay,hdmaearlstart
+EXTSYM curhdma,curypos,pdh,cycphb,hdmadata,hdmadelay,hdmaearlstart
 EXTSYM resolutn
 EXTSYM memtabler16

@@ -778,7 +778,8 @@ NEWSYM reg420Cw
    mov bx,[resolutn]
    cmp word[curypos],bx
    jae near .nohdma
-    cmp byte[disablehdma],0
+    mov dh,[pdh]
+    cmp dh,[cycphb]
    jne near .nohdma
 ;    jmp starthdma
    mov al,[curhdma]