sega_cd_load: cmpi.w #'BR',($400180).l seq (sega_cd_flag).w bne.w no_sega_cd lea ($A12000).l,a6 moveq #0,d0 move.b (a6),d0 bset #1,d0 bclr #0,d0 move.b d0,(a6) moveq #$7F,d0 loc_0_2B8: ; CODE XREF: RESET+B6j nop nop dbf d0,loc_0_2B8 move.b #9,2(a6) moveq #0,d0 lea ($A12003).l,a3 moveq #0,d0 lea ($416000).l,a0 lea ($420000).l,a1 bsr.w sub_0_24DA lea (aMainSubcpu).l,a0 ; "MAIN-SUBCPU" lea ($426000).l,a1 moveq #0,d0 move.w #$1EE,d0 loc_0_2F2: ; CODE XREF: RESET+EEj move.b (a0)+,(a1)+ dbf d0,loc_0_2F2 move.b #$2A,($A12002).l lea ($A12001).l,a3 moveq #1,d0 loc_0_308: ; CODE XREF: RESET+106j move.b d0,(a3) cmp.b (a3),d0 bne.s loc_0_308 nop nop nop nop nop nop nop nop nop nop bsr.s sub_0_34A nop nop nop nop nop nop nop nop nop nop bsr.s sub_0_34A move.b #-1,($A12010).l no_sega_cd: rts ; End of function RESET ; =============== S U B R O U T I N E ======================================= sub_0_34A: ; CODE XREF: RESET+11Cp RESET+134p ... moveq #0,d0 move.w ($A12000).l,d0 bset #8,d0 move.w d0,($A12000).l rts ; End of function sub_0_34A ; --------------------------------------------------------------------------- ; --------------------------------------------------------------------------- aMainSubcpu: dc.b 'MAIN-SUBCPU',0 dc.b 0 dc.b 1 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.b 0 dc.w off_0_37E-aMainSubcpu ; "MAIN-SUBCPU" dc.b 0 dc.b 0 dc.b 0 dc.b 0 off_0_37E: dc.w loc_0_38A-off_0_37E dc.w loc_0_3AE-off_0_37E dc.w locret_0_388-off_0_37E dc.w locret_0_54A-off_0_37E dc.w 0 ; --------------------------------------------------------------------------- locret_0_388: rts ; --------------------------------------------------------------------------- loc_0_38A: moveq #0,d1 move.w #$3FC,d1 move.w #$85,d0 jsr ($5F22).w move.w #$8400,d1 move.w #$85,d0 jsr ($5F22).w move.b #0,($FF800F).l rts ; --------------------------------------------------------------------------- loc_0_3AE: ; CODE XREF: ROM:000003BCj ; ROM:0000041Ej ... clr.b ($FF800F).l cmpi.b #-1,($FF8010).l beq.s loc_0_3AE move.b #$42,($FF800F).l moveq #0,d0 move.b ($FF8010).l,d0 cmpi.b #0,d0 beq.w loc_0_438 cmpi.b #1,d0 beq.w loc_0_44E cmpi.b #2,d0 beq.w loc_0_460 cmpi.b #3,d0 beq.w loc_0_474 cmpi.b #4,d0 beq.w loc_0_4AC cmpi.b #5,d0 beq.w loc_0_4DA cmpi.b #6,d0 beq.w loc_0_4EC cmpi.b #7,d0 beq.w loc_0_4FE cmpi.b #8,d0 beq.w loc_0_518 cmpi.b #9,d0 beq.w loc_0_530 bra.w loc_0_3AE ; --------------------------------------------------------------------------- dc.w $16, $2C, $3E, $52, $8A, $B8, $CA, $DC, $F6, $10E word_0_436: dc.w $1FF ; DATA XREF: ROM:loc_0_438o ; --------------------------------------------------------------------------- loc_0_438: ; CODE XREF: ROM:000003D2j lea word_0_436(pc),a0 move.w #16,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- loc_0_44E: ; CODE XREF: ROM:000003DAj move.w #$A,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- loc_0_460: ; CODE XREF: ROM:000003E2j move.w #2,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- word_0_472: dc.w 4 ; DATA XREF: ROM:0000048Ao ; ROM:00000496o ... ; --------------------------------------------------------------------------- loc_0_474: ; CODE XREF: ROM:000003EAj move.w #$89,d0 jsr ($5F22).w moveq #0,d1 move.w #4,d1 move.w #$95,d0 jsr ($5F22).w lea word_0_472(pc),a0 move.w ($FF8012).l,d0 move.w d0,(a0) lea word_0_472(pc),a0 move.w #$13,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- loc_0_4AC: ; CODE XREF: ROM:000003F2j move.w #$89,d0 jsr ($5F22).w move.w #2,d0 jsr ($5F22).w lea word_0_472(pc),a0 move.w ($FF8012).l,d0 move.w d0,(a0) move.w #$12,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- loc_0_4DA: ; CODE XREF: ROM:000003FAj move.w #3,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- loc_0_4EC: ; CODE XREF: ROM:00000402j move.w #4,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- loc_0_4FE: ; CODE XREF: ROM:0000040Aj moveq #0,d1 move.w ($FF8012).l,d1 move.w #$85,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- loc_0_518: ; CODE XREF: ROM:00000412j move.l ($FF8014).l,d1 move.w #$86,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- loc_0_530: ; CODE XREF: ROM:0000041Aj moveq #0,d1 move.b ($FF8011).l,d1 move.w #$95,d0 jsr ($5F22).w clr.b ($FF800F).l bra.w loc_0_3AE ; --------------------------------------------------------------------------- locret_0_54A: rts ; --------------------------------------------------------------------------- dc.b 0 dc.b 0 ; --------------------------------------------------------------------------- sub_0_24DA: subq.l #2,sp move.b (a0)+,1(sp) move.b (a0)+,(sp) move.w (sp),d5 moveq #$F,d4 loc_0_24E6: lsr.w #1,d5 move sr,d6 dbf d4,loc_0_24F8 move.b (a0)+,1(sp) move.b (a0)+,(sp) move.w (sp),d5 moveq #$F,d4 loc_0_24F8: move d6,ccr bcc.s loc_0_2500 move.b (a0)+,(a1)+ bra.s loc_0_24E6 ; --------------------------------------------------------------------------- loc_0_2500: moveq #0,d3 lsr.w #1,d5 move sr,d6 dbf d4,loc_0_2514 move.b (a0)+,1(sp) move.b (a0)+,(sp) move.w (sp),d5 moveq #$F,d4 loc_0_2514: move d6,ccr bcs.s loc_0_2544 lsr.w #1,d5 dbf d4,loc_0_2528 move.b (a0)+,1(sp) move.b (a0)+,(sp) move.w (sp),d5 moveq #$F,d4 loc_0_2528: roxl.w #1,d3 lsr.w #1,d5 dbf d4,loc_0_253A move.b (a0)+,1(sp) move.b (a0)+,(sp) move.w (sp),d5 moveq #$F,d4 loc_0_253A: roxl.w #1,d3 addq.w #1,d3 moveq #-1,d2 move.b (a0)+,d2 bra.s loc_0_255A ; --------------------------------------------------------------------------- loc_0_2544: move.b (a0)+,d0 move.b (a0)+,d1 moveq #-1,d2 move.b d1,d2 lsl.w #5,d2 move.b d0,d2 andi.w #7,d1 beq.s loc_0_2566 move.b d1,d3 addq.w #1,d3 loc_0_255A: move.b (a1,d2.w),d0 move.b d0,(a1)+ dbf d3,loc_0_255A bra.s loc_0_24E6 ; --------------------------------------------------------------------------- loc_0_2566: move.b (a0)+,d1 beq.s loc_0_2576 cmpi.b #1,d1 beq.w loc_0_24E6 move.b d1,d3 bra.s loc_0_255A ; --------------------------------------------------------------------------- loc_0_2576: addq.l #2,sp rts ; End of function sub_0_24DA