Apple-2-Tools/4cade
1
0
Fork 0
mirror of https://github.com/a2-4am/4cade.git synced 2025-01-28 00:30:45 +00:00
Code Issues Projects Releases Wiki Activity

fix DHGR mode on IIgs

Browse Source
This commit is contained in:
4am 2019-06-30 13:59:06 -04:00
parent bac5980d0f
commit 79a6ecd479
2 changed files with 3 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/ui.attract.shr.a
View File

@ -100,7 +100,7 @@ SHRArtworkCallback
; IIgs-specific softswitches for graphics and memory modes.
; NOTE: THIS ROUTINE WILL CRASH ON AN APPLE //C due to writing to $C029,
; so it is imperative that the caller ensures the machine type.
; Thanks to John Brooks for explaining all of this to me.
; Thanks to John Brooks for explaining all of this to me. Twice.
; out: text page clobbered (but screen holes preserved)
; $2000..$9FFF/aux cleared
;------------------------------------------------------------------------------

7
src/ui.common.a
View File

@ -59,12 +59,9 @@ Home
lda MachineStatus
and #SUPPORTS_SHR
beq @noSHR
lda SHADOW
ora #$08
sta SHADOW ; turn off auxmem-to-bank-E1 shadowing
lda NEWVIDEO
and #$7F
sta NEWVIDEO ; get out of SHR mode
and #$3F
sta NEWVIDEO ; get out of SHR mode and linear mode
lda #$F0
sta TBCOLOR ; white text on black background
lda #$00