added more stubs, updated documentation

2019-09-13 21:39:12 +02:00
1 parent 123e5e46c3
commit 8fce9681be
@@ -0,0 +1,3 @@
+This routine is mentionned in the cartridge writing tutorial here: https://codebase64.org/doku.php?id=base:assembling_your_own_cart_rom_image
+
+We have to implement (or at least provide stub), otherwise cartridges will crash.
@@ -0,0 +1,5 @@
+
+// XXX provide documentation and implementation
+
+RUNC:
+    rts
@@ -0,0 +1,3 @@
+This routine is mentionned in the cartridge writing tutorial here: https://codebase64.org/doku.php?id=base:assembling_your_own_cart_rom_image
+
+We have to implement (or at least provide stub), otherwise cartridges will crash.
@@ -0,0 +1,5 @@
+
+// XXX provide documentation and implementation
+
+NEWSTT:
+    rts
@@ -1,7 +1,9 @@
 // Print string at $YYAA
 // Compute's Mapping the 64 p101

-print_string:
+// print string routine
+
+STROUT:
 	// Setup pointer
 	sty temp_string_ptr+1
 	sta temp_string_ptr+0
@@ -11,14 +13,13 @@ print_string:

 	// Get offset ready
 	ldy #$00
-
-print_string_loop:	
+!:
 	// Save Y in X, since X is preserved by chrout, but Y is not
 	tya
 	tax

 	lda (temp_string_ptr),y
-	beq print_string_end
+	beq !+

 	jsr JCHROUT

@@ -26,10 +27,8 @@ print_string_loop:
 	tay

 	iny
-	bne print_string_loop
-
-print_string_end:
-
+	bne !-
+!:
 	pla
 	tax
 	rts
@@ -0,0 +1 @@
+At least the FB64 (a file browser) uses this routine - but outputting number as ASCI is defintelyy useful routine, certainly much more programs use it.
@@ -0,0 +1,10 @@
+
+//
+// Well-known BASIC routine, described in:
+//
+// - [CM64] Compute's Mapping the Commodore 64 - page 116, XXX
+//
+
+
+LINPRT:
+	rts // XXX implement this
@@ -0,0 +1,5 @@
+
+// XXX provide documentation and implementation
+
+INIT:
+    rts
@@ -0,0 +1,3 @@
+This routine is mentionned in the cartridge writing tutorial here: https://codebase64.org/doku.php?id=base:assembling_your_own_cart_rom_image
+
+We have to implement (or at least provide stub), otherwise cartridges will crash.
@@ -0,0 +1,5 @@
+
+// XXX provide documentation and implementation
+
+INITMSG:
+    rts
@@ -0,0 +1,3 @@
+This routine is mentionned in the cartridge writing tutorial here: https://codebase64.org/doku.php?id=base:assembling_your_own_cart_rom_image
+
+We have to implement (or at least provide stub), otherwise cartridges will crash.
@@ -0,0 +1,3 @@
+This routine is mentionned in the cartridge writing tutorial here: https://codebase64.org/doku.php?id=base:assembling_your_own_cart_rom_image
+
+We have to implement (or at least provide stub), otherwise cartridges will crash.
@@ -0,0 +1,5 @@
+
+// XXX provide documentation and implementation
+
+RVECT:
+    rts
				`@@ -0,0 +1 @@`
				`At least the FB64 (a file browser) uses this routine - but outputting number as ASCI is defintelyy useful routine, certainly much more programs use it.`