Add firmware WIP.

firmware/0000.s-wip

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+; da65 V2.11.0 - (C) Copyright 2000-2005,  Ullrich von Bassewitz
+; Created:    2022-01-26 21:00:18
+; Input file: xaa
+; Page:       1
+
+
+        .setcpu "6502"
+
+MON_WAIT =	$FCA8
+GETLNZ =	$FD67
+BELL =		$FF3A
+IORTS =		$FF58
+GETNUM =	 $FFA7
+
+* = $c600
+
+        lda     #$A3
+        sta     $33
+LC604:  jsr     BELL
+LC607:  jsr     GETLNZ
+        lda     #$00
+        sta     $F2
+LC60E:  sta     $C010
+        sta     $F3
+        ldy     $F2
+        jsr     GETNUM
+        sty     $F2
+        cmp     #$C6
+        beq     LC607
+        cmp     #$EC
+        beq     LC64E
+        cmp     #$F0
+        beq     LC676
+        cmp     #$F3
+        beq     LC657
+        ldy     #$7F
+        cmp     #$06
+        beq     LC67C
+        cmp     #$EB
+        beq     LC641
+        ldx     #$06
+        stx     $F3
+        cmp     #$F1
+        beq     LC67C
+        cmp     #$EA
+        bne     LC604
+        brk
+LC641:  lda     #$50
+        sta     $FC
+        txa
+        adc     #$00
+        sta     $F3
+        lda     #$00
+        beq     LC651
+LC64E:  lda     $3E
+        asl     a
+LC651:  sta     $F0
+        ldy     #$FF
+        bne     LC67C
+LC657:  lda     $3E
+        asl     a
+        sta     $F1
+        ldy     #$00
+        beq     LC67C
+LC660:  lda     #$50
+        jsr     MON_WAIT
+        sta     $C088,x
+        ldy     $3E
+LC66A:  jsr     MON_WAIT
+        dey
+        bpl     LC66A
+        bmi     LC68E
+LC672:  lda     #$00
+        beq     LC60E
+LC676:  lda     $3E
+        sta     $FF
+        ldy     #$0F
+LC67C:  sty     $09
+        jsr     IORTS
+        tsx
+        lda     $0100,x
+        asl     a
+        asl     a
+        asl     a
+        asl     a
+        sta     $FD
+        adc     $F3
+        tax
+LC68E:  sta     $C089,x
+        lda     $09
+        beq     LC6BA
+        bmi     LC6BA
+        asl     a
+        bmi     LC6AC
+        sta     $C08F,x
+LC69D:  lda     $09
+        asl     a
+        bmi     LC660
+        nop
+        nop
+        lda     $FF
+        sta     $C08D,x
+        cmp     $C08C,x
+LC6AC:  lda     $C000
+        eor     #$9B
+        bne     LC69D
+        ldx     $FD
+        sta     $C08E,x
+LC6B8:  beq     LC672
+LC6BA:  ldx     $FD
+        sta     $C089,x
+LC6BF:  ldy     $FC
+LC6C1:  cpy     $F0
+        bne     LC6E3
+        lda     $F0
+        sta     $FC
+        lda     $09
+        bne     LC672
+        lda     $F0
+        ldy     $F1
+        sta     $F1
+        sty     $F0
+        lda     $C000
+        eor     #$9B
+        beq     LC6B8
+        lda     #$73
+        jsr     MON_WAIT
+        bcs     LC6BF
+LC6E3:  bcs     LC6E7
+        iny
+        iny
+LC6E7:  dey
+        tya
+        and     #$03
+        asl     a
+        ora     $FD
+        tax
+        lsr     a
+        lsr     a
+        sta     $C081,x
+        nop
+        nop
+        lda     #$56
+        jsr     MON_WAIT
+        sta     $C080,x
+        bcs     LC6C1

firmware/0300.s

@@ -0,0 +1,97 @@
+; Micro-SCI Floppy Drive Controller info disassembly
+
+PRINTVEC	= $08
+PRBL2		= $F94A
+HOME		= $FC58
+COUT		= $FDED
+
+* =	$c600
+
+        ldx     #$20	; controller signature
+        ldy     #$00
+        ldx     #$03
+        stx     $3C
+
+        jsr     HOME	; clear display, home cursor
+        tsx
+        lda     $0100,x	; current address (#$c6 for slot 6)
+        sta     PRINTVEC+1
+        lda     #0
+        sta     PRINTVEC
+        ldy     #<info	; offset of data begin
+LC617	lda     (PRINTVEC),y
+LC619	bmi     doit
+        tax
+        jsr     PRBL2
+        beq     loop1
+doit	jsr     COUT
+loop1	iny
+        bne     LC617
+LC627	beq     LC627
+
+info	.byte $8d, $bc, $ad, $ad, $cb, $c5, $d9, $c2
+	.byte $cf, $c1, $d2, $c4
+
+#ifdef USCI
+; ROM checksum 5ddcbbf1
+;	<--KEYBOARD        U-SCI        REAR-->
+;
+;               ---------JUMPER--------
+;              !           !           !
+;              V           V           V
+;
+;             ### ! !   ! ### !   ! ! ### 
+;             ### ! !   ! ### !   ! ! ### 
+;             ### ! !   ! ### !   ! ! ### 
+;             ### ! !   ! ### !   ! ! ### 
+;             XXXXXXX   XXXXXXX   XXXXXXX
+;               3.2      INFO    3.3&PASCAL
+
+	.byte $08, $d5, $ad, $d3
+	.byte $c3, $c9, $08, $d2, $c5, $c1, $d2, $ad
+	.byte $ad, $be, $8d, $8d, $08, $ad, $ad, $ad
+	.byte $ad, $ad, $ad, $ad, $ad, $ad, $ca, $d5
+	.byte $cd, $d0, $c5, $d2, $ad, $ad
+#else
+; ROM checksum 5dfc32ca
+;	<--KEYBOARD      ACE 1000      REAR-->
+;
+;                 ------JUMPER------
+;              !           !           !
+;              V           V           V
+;
+;             ### ! !   ! ### !   ! ! ### 
+;             ### ! !   ! ### !   ! ! ### 
+;             ### ! !   ! ### !   ! ! ### 
+;             ### ! !   ! ### !   ! ! ### 
+;             XXXXXXX   XXXXXXX   XXXXXXX
+;               3.2      INFO    3.3&PASCAL
+
+	.byte $06, $c1, $c3, $c5
+	.byte $a0, $b1, $b0, $b0, $b0, $06, $d2, $c5
+	.byte $c1, $d2, $ad, $ad, $be, $8d, $8d, $07
+	.byte $a0, $02, $ad, $ad, $ad, $ad, $ad, $ad
+	.byte $ca, $d5, $cd, $d0, $c5, $d2
+#endif
+	.byte $ad, $ad
+	.byte $ad, $ad, $ad, $ad, $8d, $07, $a1, $0b
+	.byte $a1, $0b, $a1, $8d, $07, $d6, $0b, $d6
+	.byte $0b, $d6, $8d, $8d, $06, $a3, $a3, $a3
+	.byte $a0, $a1, $a0, $a1, $03, $a1, $a0, $a3
+	.byte $a3, $a3, $a0, $a1, $03, $a1, $a0, $a1
+	.byte $a0, $a3, $a3, $a3, $8d, $06, $a3, $a3
+	.byte $a3, $a0, $a1, $a0, $a1, $03, $a1, $a0
+	.byte $a3, $a3, $a3, $a0, $a1, $03, $a1, $a0
+	.byte $a1, $a0, $a3, $a3, $a3, $8d, $06, $a3
+	.byte $a3, $a3, $a0, $a1, $a0, $a1, $03, $a1
+	.byte $a0, $a3, $a3, $a3, $a0, $a1, $03, $a1
+	.byte $a0, $a1, $a0, $a3, $a3, $a3, $8d, $06
+	.byte $a3, $a3, $a3, $a0, $a1, $a0, $a1, $03
+	.byte $a1, $a0, $a3, $a3, $a3, $a0, $a1, $03
+	.byte $a1, $a0, $a1, $a0, $a3, $a3, $a3, $8d
+	.byte $06, $d8, $d8, $d8, $d8, $d8, $d8, $d8
+	.byte $03, $d8, $d8, $d8, $d8, $d8, $d8, $d8
+	.byte $03, $d8, $d8, $d8, $d8, $d8, $d8, $d8
+	.byte $8d, $08, $b3, $ae, $b2, $06, $c9, $ce
+	.byte $c6, $cf, $04, $b3, $ae, $b3, $a6, $d0
+	.byte $c1, $d3, $c3, $c1, $cc, $8d, $8d

firmware/Makefile

@@ -0,0 +1,9 @@
+all: 0000 0100 0200 0300-franklin 0300-usci
+	cat 0000 0100 0200 0300-franklin > franklin.bin
+	cat 0000 0100 0200 0300-usci > usci.bin
+
+0300-franklin:
+	xa -o 0300-franklin 0300.s
+
+0300-usci:
+	xa -DUSCI -o 0300-usci 0300.s

firmware/franklin_fdc_rom_notes.txt

@@ -0,0 +1,5 @@
+0x0000 - 0x0fff: Controller test firmware
+0x0100 - 0x01ff: 16-sector
+0x0200 - 0x02ff: 13-sector
+0x0300 - 0x03ff: Firmware "put jumpers here" splash screen
+