atari5200: implement bgcolor() and textcolor()

Includes some other small fixes/cleanups.
2019-04-02 21:11:11 +02:00
parent edd596b2a4
commit ec5e38617a
18 changed files with 261 additions and 26 deletions
--- a/libsrc/atari5200/conioscreen.s
+++ b/libsrc/atari5200/conioscreen.s
@@ -8,6 +8,12 @@ SCREEN_BUF_SIZE =       20 * 24
 SCREEN_BUF      =       $4000 - SCREEN_BUF_SIZE

                .export screen_setup_20x24
+                .export screen_width, screen_height
+                .export conio_color
+
+screen_width    =       20
+screen_height   =       24
+

                .segment "ONCE"

@@ -57,6 +63,9 @@ clrscr:         sta     (SAVMSC),y

                rts

+                .data
+
+conio_color:    .byte   0

                .segment "DLIST"