size optimisation. don't look.

This commit is contained in:
Peter Ferrie 2016-11-22 23:17:51 -08:00
parent 7239f37a2c
commit be7c7e431a
1 changed files with 7 additions and 2 deletions

View File

@ -73,7 +73,8 @@
WIDTH = 40
HEIGHT = 24
LDRBASE = $2E0
INSTALLBUFFER = $237 ; yes, the overlay overwrites the loader...
INSTALLBUFFER = $239 ; yes, the overlay overwrites the loader...
; see also "warning!" below
SWAPBUFFER = $900 ; (LoadSaveEnd - LoadSaveStart) size
; needed by DiversiDOS, must be page-aligned
; region is preserved across calls
@ -389,7 +390,11 @@ CharMap1
++ iny
lda _WelcomeMessage-1,y
bne CharMap1
lda #<GlobalKeyboardHook
;;warning! takes advantage of the fact that the hook is at $300!
;;but this cannot be detected as assemble time because of the forward reference
;; !if <GlobalKeyboardHook {
;; lda #<GlobalKeyboardHook
;; }
sta KSWL
lda #>GlobalKeyboardHook
sta KSWH