Updated the cx16 library to the Commander X16 Kernal's prerelease 35.

2019-12-25 10:56:32 -05:00
parent cab4910a7d
commit 3fa253d31f
31 changed files with 508 additions and 271 deletions
--- a/libsrc/cx16/vaddr0.s
+++ b/libsrc/cx16/vaddr0.s
@@ -0,0 +1,19 @@
+;
+; 2019-12-22, Greg King
+;
+; Set the __far__ address that VERA will use for data access.
+; This is a support function for the fastcall functions vpeek() and vpoke().
+;
+
+        .export         vaddr0
+
+        .importzp       sreg
+        .include        "cx16.inc"
+
+
+vaddr0: stz     VERA::CTRL      ; set address for VERA's data port zero
+        ldy     sreg
+        sta     VERA::ADDR
+        stx     VERA::ADDR+1
+        sty     VERA::ADDR+2
+        rts