diff options
Diffstat (limited to 'ports.asm')
| -rw-r--r-- | ports.asm | 13 |
1 files changed, 9 insertions, 4 deletions
@@ -540,10 +540,11 @@ port_out_03: port_in_04: port_out_04: ;; Bank B paging, among other things - ;; XXX save registers + SAVEREG move.b d1,-(a7) jsr bankswap_b_write addq 2,a7 + RESTREG rts port_in_05: @@ -551,10 +552,11 @@ port_out_05: port_in_06: port_out_06: ;; Bank A paging - ;; XXX save registers + SAVEREG move.b d1,-(a7) jsr bankswap_a_write addq 2,a7 + RESTREG rts port_in_07: @@ -677,16 +679,19 @@ port_out_10_set_row: port_in_11: ;; LCD data - ;; XXX save registers + SAVEREG jsr video_read move.b d0,d1 ; return value + RESTREG rts port_out_11: ;; LCD data + SAVEREG move.b d1,-(a7) - ;; XXX save registers jsr video_write + addq #2,a7 + RESTREG rts port_in_12: |