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authorB. Watson <yalhcru@gmail.com>2016-03-29 01:03:05 -0400
committerB. Watson <yalhcru@gmail.com>2016-03-29 01:03:05 -0400
commitdbbfe4d490d9090846cd3b9ff137ae69fc01ce5b (patch)
tree3aaead042d338cdcce38551df8323399a0ed881e /crt0_5200.s
parenta5d2f9569decc946c0c2e863ed5aa0c07733ce67 (diff)
downloadtaipan-dbbfe4d490d9090846cd3b9ff137ae69fc01ce5b.tar.gz
add "biginttest" make target, fix bad constant in bigint48.h
Diffstat (limited to 'crt0_5200.s')
-rw-r--r--crt0_5200.s5
1 files changed, 5 insertions, 0 deletions
diff --git a/crt0_5200.s b/crt0_5200.s
index cdc882a..102bab9 100644
--- a/crt0_5200.s
+++ b/crt0_5200.s
@@ -104,6 +104,11 @@ start:
lda #$02
sta SKCTL ;Enable Keyboard scanning
+ lda #$40
+ sta IRQEN ; enable keyboard IRQ
+ sta POKMSK
+ cli ; enable IRQ
+
.out .sprintf("%d bytes", * - start)
;;; end of OS ROM code, rest of file is standard 5200 crt0.s.