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-rw-r--r--ports.asm19
1 files changed, 18 insertions, 1 deletions
diff --git a/ports.asm b/ports.asm
index b2587aa..815a69c 100644
--- a/ports.asm
+++ b/ports.asm
@@ -539,10 +539,24 @@ port_in_03:
port_out_03:
port_in_04:
port_out_04:
+ ;; Bank B paging
+ ;; XXX save registers
+ move.b d1,-(a7)
+ jsr bankswap_b_write
+ addq 2,a7
+ rts
+
port_in_05:
port_out_05:
port_in_06:
port_out_06:
+ ;; Bank A paging
+ ;; XXX save registers
+ move.b d1,-(a7)
+ jsr bankswap_a_write
+ addq 2,a7
+ rts
+
port_in_07:
port_out_07:
port_in_08:
@@ -663,6 +677,7 @@ port_out_10_set_row:
port_in_11:
;; LCD data
+ ;; XXX save registers
jsr video_read
move.b d0,d1 ; return value
rts
@@ -670,7 +685,9 @@ port_in_11:
port_out_11:
;; LCD data
move.b d1,-(a7)
- bra video_write
+ ;; XXX save registers
+ jsr video_write
+ rts
port_in_12:
port_out_12: