o add relocate test

2009-06-04 17:19:36 +02:00
parent 69182c85b0
commit 92c4e4d686
8 changed files with 255220 additions and 0 deletions
--- a/snes/relocate/debug.asm
+++ b/snes/relocate/debug.asm
@@ -0,0 +1,34 @@
+.define	debug_pointer			$080 
+
+.MACRO printdb
+    ldy.w   #\1                 ; load addr of the marco arg string
+    sty.w   debug_pointer       ; store address in defined mem area
+    ldy     #0                  ; zero y index
+    jsr     do_printf           
+.ENDM
+
+
+.MACRO prints
+
+    ldy.w   #++                ; load addr of the marco arg string
+    sty.w   debug_pointer       ; store address in defined mem area
+    ldy     #0                  ; zero y index
+    jsr     do_printf           
+    jmp     +++
++:
+    .db     \1,10,0
+++:
+
+.ENDM
+
+.BANK 0
+.SECTION "debug" SEMIFREE
+
+do_printf:
+    lda     (debug_pointer),y   ; get address of string via indirect mem area
+    sta     $3000               ; write to MMIO debug reg
+    iny                         ; inc index
+    cmp     #0                  ; look for null byte
+    bne     do_printf
+    rts
+.ENDs