reduce memory copy during launch

src/constants.a

@@ -20,15 +20,15 @@
 ; LC RAM BANK 2
 ; D000..D5FF - ProRWTS data
 ; D600..D8BD - ProRWTS code
-; D8BE..DC76 - ProRWTS glue code
-; DC77..DC7C - backup of stack (during gameplay and self-running demos)
-; DC7D..DC82 - okvs cache (attract state saved across self-running demo)
+; D8BE..DCB7 - ProRWTS glue code
+; DCB8..DCBD - backup of stack (during gameplay and self-running demos)
+; DCBE..DCC2 - okvs cache (attract state saved across self-running demo)
 ; ...unused...
 ; DFB4..DFFF - (de)acceleration function
 ;
 ; MAIN MEMORY DURING SEARCH/BROWSE MODE
-; 6000..9FFF - search index (489 games = $3AEB/$4000)
-; A000..BCFF - search cache (489 games = $1957/$1D00)
+; 6000..9FFF - search index (499 games = $3C3C/$4000)
+; A000..BCFF - search cache (499 games = $1837/$1D00)
 ; BD00..BEFF - prefs buffer (used to write PREFS.CONF if cheat mode changes)
 ; BF00..BFFF - ProRWTS glue (supports LoadIndexedFile)
 ;
@@ -237,7 +237,7 @@ ldrhi2         = $65                 ; constant
 
 ; Columns and Dangerous Dave also call (de)accelerator functions directly
 
-PrelaunchInit  = $C9
+PrelaunchInit  = $EB
 
 _CONSTANTS_=*
 }

src/glue.launch.lc2.a

@@ -30,10 +30,7 @@ LaunchInternal
 -        sta   $bf57,y
          dey
          bne   -
-         jmp   PrelaunchInit
 
-PrelaunchInitInternal
-!pseudopc PrelaunchInit {
          ldx   #RNDSEED-1            ; wipe lower part of zero page
          txa
 -        sta   $00,x
@@ -45,20 +42,22 @@ PrelaunchInitInternal
          lda   #$02                  ; require these to be non-zero. Ask me
          sta   RNDSEED+1             ; how long that one took to debug.
 
-         +READ_ROM_NO_WRITE
+         sta   STOREOFF
+         sta   READMAINMEM
+         sta   WRITEMAINMEM
+         sta   CLR80VID
+         sta   PRIMARYCHARSET
+         bit   CLEARKBD
+         jmp   PrelaunchInit
 
+PrelaunchInitInternal
+!pseudopc PrelaunchInit {
+         +READ_ROM_NO_WRITE
          jsr   ROM_IN0               ; Initialize machine like a cold boot.
          jsr   ROM_PR0               ; Many games assume a 'clean slate' and
          jsr   ROM_NORMAL            ; rely on zero page values set by these
-         sta   STOREOFF              ; ROM routines,
-         sta   READMAINMEM           ; e.g. Wavy Navy just prints out text via
-         sta   WRITEMAINMEM          ; $FDED and expects it to work. Having it
-         sta   CLR80VID              ; print all null characters is amusing, in
-         sta   PRIMARYCHARSET        ; a quiet way, but not really helpful.
-         jsr   ROM_TEXT
-         jsr   ROM_HOME
-
-         bit   CLEARKBD
+         jsr   ROM_TEXT              ; ROM routines, e.g. Wavy Navy prints text
+         jsr   ROM_HOME              ; via $FDED and expects it to work.
          sei
          bvc   $106                  ; unconditional jump to game-specific pre-launch code
 !if * != $100 {