second: fix apple iigs detection

there were actually quite a few bugs here in the detection

demos/second/TODO

@@ -1,39 +1,34 @@
 TODO OVERALL
 + See if can squeeze into 64k RAM
 
-
-TODO MUSIC
-+ be sure to mute channels when pausing
-
-
 DISK I
 
 +BIOS
-
-  - get it working
   - if it is, remove other detection code
+  - fix detection code (AUXMEM?)
 
 + Intro
-  - title cards
+  - title cards somehow?
-  - scrolling
+  - scrolling with page flipping?
-  - credits at bottom?
+  - better Sprites / explosion
-
+  - better sound sync
-  - Sprites / explosion
 
 + chessboard
 
-  - falling effect
+  - better falling effect
   - moving / bouncing object
      have it reverse course?
+
   - tunnel (for real)
+
   - cirles / interference pattern (for real)
 	scroll off to right at end
 
 + gorilla
-	scroll on, better TV effect
+	better scroll on
 	
 + leaves
-	better animation?
+	better animation
 
 + Lens / Rotozoom
   - make lens do actual light bending effect
@@ -43,8 +38,6 @@ DISK I
   - for rotozoom, wrap around
     note, this might mean 32x32
 
-  - hook up sound file
-
 + Plasma
   - do the weird vertical wipe while still running
 
@@ -58,13 +51,12 @@ DISK I
 
 + Transmission / Spheres
 
-  - switch to lo-res version even though it doesn't look as good
+  - fix pause on disk load
-  - the actual transmission
+  - switch back to hi-res
-     45 degree sprite?
 
 + ocean / voxels
 
-  - at end, scroll back off screen
+  - maybe better scroll off at end
 
 + polar
 
@@ -82,7 +74,7 @@ DISK II
 
 + nuts
 
-  - sprite animation of ship
+  - better sprite animation of ship
 
 + credits (thumbnail)
 

demos/second/part00_boot/fake_bios.s

@@ -23,17 +23,16 @@ bios_test:
 	lda	#0
 	sta	FAKE_KEY_COUNT
 
-;	jsr	build_tables
-
 	;=======================
 	; Hardware Detect Model
 	;=======================
 	; Yes Michaelangel007 I will eventually update linux_logo 6502
 
-	jsr	detect_appleii_model
+	; we did this earlier?
+;	jsr	detect_appleii_model
 
 	lda	APPLEII_MODEL
-	cmp	'g'
+	cmp	#'g'
 	bne	not_iigs
 
 is_a_iigs:
@@ -435,7 +434,7 @@ cpu_patch_2:	; +2
 	.byte "Memory Test:      0B OK",13,0
 bios_message_1a:
 	.byte "Press ",$17,"-D to enter SETUP",13,0
-	.byte "02/13/78-6502-564D57",0
+	.byte "02/13/78-6502-564D57 V1.1",0
 
 bios_message_2:
 
@@ -507,28 +506,6 @@ slot_patch1:
 	.byte "a",0
 	.byte "l",13,0
 
-.if 0
-bios_message5:
-	.byte 13,0
-slot_patch2:
-	.byte "S6D1>",0		; 112
-	.byte "d",0
-	.byte "i",0
-	.byte "r",0
-	.byte " ",0
-	.byte "/",0
-	.byte "w",13,0
-
-bios_message_6:
-	.byte "Directory of s6d1:\games\lemmings\.",13,0	; 128
-	.byte "[.]       [..]     QBOOT    QLOAD",13,0
-	.byte "LEVEL1    LEVEL2   LEVEL3   LEVEL4",13,0
-	.byte "LEVEL5    LEVEL6   LEVEL7   LEVEL8",13,0
-	.byte "LEVEL9    LEVEL10  LEMM",13,0
-	.byte "   13 File(s)        90,624 Bytes.",13,0
-	.byte "    2 Dir(s)         52,736 Bytes free.",13,13,0
-.endif
-
 bios_message7:
 slot_patch3:
 	.byte "S6D1>",0		; 184
@@ -536,6 +513,8 @@ slot_patch3:
 	.byte "2",0
 	.byte "r",0
 
+
+font_data:
 	.include "font_console_1x8.s"
 	.include "fonts/a2_cga_thin.inc"
 
@@ -544,12 +523,6 @@ graphics_data:
 
 	.include "../wait_keypress.s"
 
-;wait_until_keypress:
-;	lda	KEYPRESS				; 4
-;	bpl	wait_until_keypress			; 3
-;	bit	KEYRESET	; clear the keyboard buffer
-;	rts						; 6
-
 
 memcount:
 	.byte $00,$00,$00
@@ -780,12 +753,12 @@ early_out:
 
 .include "../hgr_clear_screen.s"
 
-;.include "pt3_lib_detect_model.s"
 
 .include "aux_detect.s"
 .include "65c02_detect.s"
 .include "pt3_lib_mockingboard_setup.s"
 
+;.include "pt3_lib_detect_model.s"
 ;.include "../lc_detect.s"
 ;.include "../pt3_lib_mockingboard_detect.s"
 ;.include "../wait.s"

demos/second/pt3_lib_detect_model.s

@@ -4,30 +4,54 @@
 	; this is mostly for IIc support
 	; as it does interrupts differently
 
-	; ' ' ($20) = Apple II
+	; some of this info from the document:
-	; '+' ($2B) = Apple II+
+	; Apple II Family Identification Routines 2.2
-	; 'E' ($45) = Apple IIe
+	;
-	; 'C' ($43) = Apple IIc
-	; 'G' ($47) = Apple IIgs
 
+	; ' ' = Apple II
+	; '+' = Apple II+
+	; 'e' = Apple IIe
+	; 'c' = Apple IIc
+	; 'g' = Apple IIgs
+	; 'm' = mac L/C with board
+	; 'j' = jplus
+	; '3' = Apple III
 
 detect_appleii_model:
 	lda	#' '
 
 	ldx	$FBB3
+
 				; II is $38
 				; J-plus is $C9
 				; II+ is $EA (so is III)
 				; IIe and newer is $06
 
-	cpx	#$38
+	cpx	#$38			; ii
 	beq	done_apple_detect
 
-	lda	#'+'
+
+					; ii+ is EA FB1E=AD
+					; iii is EA FB1E=8A 00
+
 	cpx	#$EA
+	bne	not_ii_iii
+ii_or_iii:
+
+	lda	#'+'			; ii+/iii
+
+	ldx	$FB1E
+	cpx	#$AD
+	beq	done_apple_detect	; ii+
+
+	lda	#'3'
+	bne	done_apple_detect 	; bra iii
+
+not_ii_iii:
+	lda	#'j'			; jplus
+	cpx	#$C9
 	beq	done_apple_detect
 
-	; TODO: check for J-plus or III?
 
 	cpx	#$06
 	bne	done_apple_detect
@@ -44,19 +68,27 @@ apple_iie_or_newer:
 
 	beq	apple_iic
 
-	lda	#'E'
+	lda	#'e'
 	cpx	#$EA
 	beq	done_apple_detect
-	cpx	#$E0
+;	cpx	#$E0
-	beq	done_apple_detect
+;	beq	done_apple_detect
 
-	; assume GS?
+	; should do something if not $E0
 
-	lda	#'G'
+	; GS and IIe enhanced are the same, need to check
+
+	sec				; set carry
+	jsr	$FE1F
+	bcs	done_apple_detect	;If carry then IIe enhanced
+
+	; get here we're a IIgs?
+
+	lda	#'g'
 	bne	done_apple_detect
 
 apple_iic:
-	lda	#'C'
+	lda	#'c'
 
 done_apple_detect:
 	sta	APPLEII_MODEL