Add z80 assembly example for KnightOS

2015-02-21 16:56:24 -07:00
parent 4691aea289
commit d3314f8206
1 changed files with 18 additions and 0 deletions
--- a/a/assembler_z80_knightos.asm
+++ b/a/assembler_z80_knightos.asm
@@ -0,0 +1,18 @@
+#include "kernel.inc"
+    .db "KEXC"
+    .db KEXC_ENTRY_POINT
+    .dw start
+start:
+    pcall(getLcdLock)
+
+    pcall(allocScreenBuffer)
+    pcall(clearScreen)
+
+    kld(hl, message)
+    ld de, 0
+    pcall(drawStr)
+
+    jr $ ; Loop forever
+
+message:
+    .db "Hello world!", 0