.setcpu "6502" .include "apple2.inc" .include "../inc/apple2.inc" .include "../inc/prodos.inc" .include "../mgtk.inc" .include "../desktop.inc" .include "../macros.inc" ;;; ================================================== ;;; Overlay for Format/Erase ;;; ================================================== .org $800 .proc format_erase_overlay ;;; Entry points in desktop_main prompt_input_loop := $A567 bell := $AACE set_cursor_watch := $B3E7 set_cursor_pointer := $B403 LB445 := $B445 ; ??? LB509 := $B509 ; ??? draw_dialog_label := $B590 draw_text1 := $B708 draw_dialog_title := $B723 adjust_case := $B781 set_port_from_window_id := $B7B9 LBD69 := $BD69 ; ??? LBD75 := $BD75 ; ??? reset_state := $BEB1 L0800: pha jsr set_cursor_pointer pla cmp #$04 beq L080C jmp L09D9 L080C: lda #$00 sta $D8E8 jsr LB509 lda $D57D jsr set_port_from_window_id addr_call draw_dialog_title, $B245 axy_call draw_dialog_label, $01, $B257 jsr L0D31 lda #$FF sta $D887 L0832: copy16 #$0B48, $A89A lda #$80 sta $D8ED L0841: jsr prompt_input_loop bmi L0841 pha copy16 #$B8F4, $A89A lda #$00 sta $D8F3 sta $D8ED pla beq L085F jmp L09C2 L085F: bit $D887 bmi L0832 lda $D57D jsr set_port_from_window_id MGTK_RELAY_CALL MGTK::SetPenMode, $D200 MGTK_RELAY_CALL MGTK::PaintRect, $AE6E MGTK_RELAY_CALL MGTK::SetPenMode, $D202 MGTK_RELAY_CALL MGTK::FrameRect, $D6AB jsr LBD75 lda #$80 sta $D8E8 lda #$00 sta $D8ED jsr LBD69 axy_call draw_dialog_label, $03, $B28D L08A7: jsr prompt_input_loop bmi L08A7 beq L08B7 jmp L09C2 L08B1: jsr bell jmp L08A7 L08B7: lda $D443 beq L08B1 cmp #$10 bcs L08B1 jsr set_cursor_pointer lda $D57D jsr set_port_from_window_id MGTK_RELAY_CALL MGTK::SetPenMode, $D200 MGTK_RELAY_CALL MGTK::PaintRect, $AE6E ldx $D887 lda DEVLST,x sta L09D8 sta L09D7 lda #$00 sta $D8E8 axy_call draw_dialog_label, $03, $B2AF lda L09D7 jsr L1A2D addr_call draw_text1, $D909 L0902: jsr prompt_input_loop bmi L0902 beq L090C jmp L09C2 L090C: lda $D57D jsr set_port_from_window_id MGTK_RELAY_CALL MGTK::SetPenMode, $D200 ldy #$11 ldax #$AE6E jsr MGTK_RELAY ldax #$B2C6 ldy #$01 jsr draw_dialog_label lda L09D7 jsr L12C1 and #$FF bne L0942 jsr set_cursor_watch lda L09D7 jsr L126F bcs L099B L0942: lda $D57D jsr set_port_from_window_id MGTK_RELAY_CALL MGTK::SetPenMode, $D200 MGTK_RELAY_CALL MGTK::PaintRect, $AE6E axy_call draw_dialog_label, $01, $B373 addr_call L1900, $D443 ldx #$43 ldy #$D4 lda L09D7 jsr L1307 pha jsr set_cursor_pointer pla bne L0980 lda #$00 jmp L09C2 L0980: cmp #$2B bne L098C jsr JUMP_TABLE_ALERT_0 bne L09C2 jmp L090C L098C: jsr L191B ldax #$B388 ldy #$06 jsr draw_dialog_label jmp L09B8 L099B: pha jsr set_cursor_pointer pla cmp #$2B bne L09AC jsr JUMP_TABLE_ALERT_0 bne L09C2 jmp L090C L09AC: jsr L191B axy_call draw_dialog_label, $06, $B2DE L09B8: jsr prompt_input_loop bmi L09B8 bne L09C2 jmp L090C L09C2: pha jsr set_cursor_pointer jsr reset_state MGTK_RELAY_CALL MGTK::CloseWindow, $D57D ldx L09D8 pla rts L09D7: .byte 0 L09D8: .byte 0 L09D9: lda #$00 sta $D8E8 jsr LB509 lda $D57D jsr set_port_from_window_id addr_call draw_dialog_title, $B319 ldax #$B32A ldy #$01 jsr draw_dialog_label jsr L0D31 lda #$FF sta $D887 copy16 #$0B48, $A89A lda #$80 sta $D8ED L0A0E: jsr prompt_input_loop bmi L0A0E beq L0A18 jmp L0B31 L0A18: bit $D887 bmi L0A0E copy16 #$A898, $A89A lda $D57D jsr set_port_from_window_id MGTK_RELAY_CALL MGTK::SetPenMode, $D200 MGTK_RELAY_CALL MGTK::PaintRect, $AE6E MGTK_RELAY_CALL MGTK::SetPenMode, $D202 MGTK_RELAY_CALL MGTK::FrameRect, $D6AB jsr LBD75 lda #$80 sta $D8E8 lda #$00 sta $D8ED jsr LBD69 axy_call draw_dialog_label, $03, $B28D L0A6A: jsr prompt_input_loop bmi L0A6A beq L0A7A jmp L0B31 L0A74: jsr bell jmp L0A6A L0A7A: lda $D443 beq L0A74 cmp #$10 bcs L0A74 jsr set_cursor_pointer lda $D57D jsr set_port_from_window_id MGTK_RELAY_CALL MGTK::SetPenMode, $D200 MGTK_RELAY_CALL MGTK::PaintRect, $AE6E lda #$00 sta $D8E8 ldx $D887 lda DEVLST,x sta L0B47 sta L0B46 axy_call draw_dialog_label, $03, $B35D lda L0B46 and #$F0 jsr L1A2D addr_call draw_text1, $D909 L0AC7: jsr prompt_input_loop bmi L0AC7 beq L0AD1 jmp L0B31 L0AD1: lda $D57D jsr set_port_from_window_id MGTK_RELAY_CALL MGTK::SetPenMode, $D200 MGTK_RELAY_CALL MGTK::PaintRect, $AE6E axy_call draw_dialog_label, $01, $B373 addr_call L1900, $D443 jsr set_cursor_watch ldx #$43 ldy #$D4 lda L0B46 jsr L1307 pha jsr set_cursor_pointer pla bne L0B12 lda #$00 jmp L0B31 L0B12: cmp #$2B bne L0B1E jsr JUMP_TABLE_ALERT_0 bne L0B31 jmp L0AD1 L0B1E: jsr L191B axy_call draw_dialog_label, $06, $B388 L0B2A: jsr prompt_input_loop bmi L0B2A beq L0AD1 L0B31: pha jsr set_cursor_pointer jsr reset_state MGTK_RELAY_CALL MGTK::CloseWindow, $D57D ldx L0B47 pla rts L0B46: .byte 0 L0B47: .byte 0 cmp16 $D20D, #$0028 bpl L0B57 return #$FF L0B57: cmp16 $D20D, #$0168 bcc L0B66 return #$FF L0B66: lda $D20F sec sbc #$2B sta $D20F lda $D210 sbc #$00 bpl L0B79 return #$FF L0B79: sta $D210 lsr16 $D20F lsr16 $D20F lsr16 $D20F lda $D20F cmp #$04 bcc L0B98 return #$FF L0B98: lda #$02 sta L0C1F cmp16 $D20D, #$0118 bcs L0BBB dec L0C1F cmp16 $D20D, #$00A0 bcs L0BBB dec L0C1F L0BBB: lda L0C1F asl a asl a clc adc $D20F cmp $D890 bcc L0BDC lda $D887 bmi L0BD9 lda $D887 jsr L0C20 lda #$FF sta $D887 L0BD9: return #$FF L0BDC: cmp $D887 bne L0C04 jsr LB445 bmi L0C03 L0BE6: MGTK_RELAY_CALL MGTK::SetPenMode, $D202 MGTK_RELAY_CALL MGTK::PaintRect, $AE20 ldy #$11 ldax #$AE20 jsr MGTK_RELAY lda #$00 L0C03: rts L0C04: sta L0C1E lda $D887 bmi L0C0F jsr L0C20 L0C0F: lda L0C1E sta $D887 jsr L0C20 jsr LB445 beq L0BE6 rts L0C1E: .byte 0 L0C1F: .byte 0 L0C20: ldy #$27 sty $D888 ldy #$00 sty $D889 tax lsr a lsr a sta L0CA9 beq L0C5B add16 $D888, #$0078, $D888 lda L0CA9 cmp #$01 beq L0C5B add16 $D888, #$0078, $D888 L0C5B: asl L0CA9 asl L0CA9 txa sec sbc L0CA9 asl a asl a asl a clc adc #$2B sta $D88A lda #$00 sta $D88B add16 $D888, #$0077, $D88C add16 $D88A, #$0007, $D88E MGTK_RELAY_CALL MGTK::SetPenMode, $D202 MGTK_RELAY_CALL MGTK::PaintRect, $D888 rts L0CA9: .byte 0 L0CAA: lda $D887 bmi L0CB7 jsr L0C20 lda #$FF sta $D887 L0CB7: rts lda $D887 bpl L0CC1 lda #$00 beq L0CCE L0CC1: clc adc #$04 cmp $D890 bcs L0CD4 pha jsr L0CAA pla L0CCE: sta $D887 jsr L0C20 L0CD4: return #$FF lda $D887 bpl L0CE6 lda $D890 lsr a lsr a asl a asl a jmp L0CF0 L0CE6: sec sbc #$04 bmi L0CF6 pha jsr L0CAA pla L0CF0: sta $D887 jsr L0C20 L0CF6: return #$FF lda $D887 clc adc #$01 cmp $D890 bcc L0D06 lda #$00 L0D06: pha jsr L0CAA pla sta $D887 jsr L0C20 return #$FF lda $D887 bmi L0D1E sec sbc #$01 bpl L0D23 L0D1E: ldx $D890 dex txa L0D23: pha jsr L0CAA pla sta $D887 jsr L0C20 return #$FF L0D31: ldx DEVCNT inx stx $D890 lda #$00 sta L0D8C L0D3D: lda L0D8C cmp $D890 bne L0D46 rts L0D46: cmp #$08 bcc L0D50 ldx #$01 lda #$40 bne L0D5A L0D50: cmp #$04 bcc L0D60 ldx #$00 lda #$A0 bne L0D5A L0D5A: stax $D6C3 L0D60: lda L0D8C asl a tay lda $DB01,y tax lda $DB00,y pha lda L0D8C lsr a lsr a asl a asl a sta L0D8D lda L0D8C sec sbc L0D8D tay iny iny iny pla jsr draw_dialog_label inc L0D8C jmp L0D3D L0D8C: .byte 0 L0D8D: .byte 0 PAD_TO $E00 L0E00: php sei jsr L0E3A plp cmp #$00 bne L0E0C clc rts L0E0C: cmp #$02 bne L0E15 lda #$2B jmp L0E21 L0E15: cmp #$01 bne L0E1E lda #$27 jmp L0E21 L0E1E: clc adc #$30 L0E21: sec rts L0E23: asl a asl L1224 sta L1236 txa lsr a lsr a lsr a lsr a tay lda L1236 jsr L0FC6 lsr L1224 rts L0E3A: tax and #$70 sta L1223 txa ldx L1223 rol a lda #$00 rol a bne L0E50 lda $C08A,x jmp L0E53 L0E50: lda LCBANK1,x L0E53: lda $C089,x lda #$D7 sta $DA lda #$50 sta L1224 lda #$00 jsr L0E23 L0E64: lda $DA beq L0E6E jsr L113A jmp L0E64 L0E6E: lda #$01 sta $D3 lda #$AA sta $D0 lda L1220 clc adc #$02 sta $D4 lda #$00 sta $D1 L0E82: lda $D1 ldx L1223 jsr L0E23 ldx L1223 lda $C08D,x lda $C08E,x tay lda $C08E,x lda $C08C,x tya bpl L0EA2 lda #$02 jmp L0EF9 L0EA2: jsr L1163 bcc L0EB5 lda #$01 ldy $D4 cpy L121F bcs L0EB2 lda #$04 L0EB2: jmp L0EF9 L0EB5: ldy $D4 cpy L121F bcs L0EC1 lda #$04 jmp L0EF9 L0EC1: cpy L1220 bcc L0ECB lda #$03 jmp L0EF9 L0ECB: lda L1222 sta L1225 L0ED1: dec L1225 bne L0EDB lda #$01 jmp L0EF9 L0EDB: ldx L1223 jsr L0F6A bcs L0ED1 lda $D8 bne L0ED1 ldx L1223 jsr L0F07 bcs L0ED1 inc $D1 lda $D1 cmp #$23 bcc L0E82 lda #$00 L0EF9: pha ldx L1223 lda $C088,x lda #$00 jsr L0E23 pla rts L0F07: ldy #$20 L0F09: dey beq L0F68 L0F0C: lda $C08C,x bpl L0F0C L0F11: eor #$D5 bne L0F09 nop L0F16: lda $C08C,x bpl L0F16 cmp #$AA bne L0F11 ldy #$56 L0F21: lda $C08C,x bpl L0F21 cmp #$AD bne L0F11 lda #$00 L0F2C: dey sty $D5 L0F2F: lda $C08C,x bpl L0F2F cmp #$96 bne L0F68 ldy $D5 bne L0F2C L0F3C: sty $D5 L0F3E: lda $C08C,x bpl L0F3E cmp #$96 bne L0F68 ldy $D5 iny bne L0F3C L0F4C: lda $C08C,x bpl L0F4C cmp #$96 bne L0F68 L0F55: lda $C08C,x bpl L0F55 cmp #$DE bne L0F68 nop L0F5F: lda $C08C,x bpl L0F5F cmp #$AA beq L0FC4 L0F68: sec rts L0F6A: ldy #$FC sty $DC L0F6E: iny bne L0F75 inc $DC beq L0F68 L0F75: lda $C08C,x bpl L0F75 L0F7A: cmp #$D5 bne L0F6E nop L0F7F: lda $C08C,x bpl L0F7F cmp #$AA bne L0F7A ldy #$03 L0F8A: lda $C08C,x bpl L0F8A cmp #$96 bne L0F7A lda #$00 L0F95: sta $DB L0F97: lda $C08C,x bpl L0F97 rol a sta $DD L0F9F: lda $C08C,x bpl L0F9F and $DD sta $D7,y eor $DB dey bpl L0F95 tay bne L0F68 L0FB1: lda $C08C,x bpl L0FB1 cmp #$DE bne L0F68 nop L0FBB: lda $C08C,x bpl L0FBB cmp #$AA bne L0F68 L0FC4: clc rts L0FC6: stx L1237 sta L1236 cmp L1224 beq L102D lda #$00 sta L1238 L0FD6: lda L1224 sta L1239 sec sbc L1236 beq L1019 bcs L0FEB eor #$FF inc L1224 bcc L0FF0 L0FEB: adc #$FE dec L1224 L0FF0: cmp L1238 bcc L0FF8 lda L1238 L0FF8: cmp #$0C bcs L0FFD tay L0FFD: sec jsr L101D lda L114B,y jsr L113A lda L1239 clc jsr L1020 lda L1157,y jsr L113A inc L1238 bne L0FD6 L1019: jsr L113A clc L101D: lda L1224 L1020: and #$03 rol a ora L1237 tax lda $C080,x ldx L1237 L102D: rts L102E: jsr L120E lda $C08D,x lda $C08E,x lda #$FF sta $C08F,x cmp $C08C,x pha pla nop ldy #$04 L1044: pha pla jsr L10A5 dey bne L1044 lda #$D5 jsr L10A4 lda #$AA jsr L10A4 lda #$AD jsr L10A4 ldy #$56 nop nop nop bne L1065 L1062: jsr L120E L1065: nop nop lda #$96 sta $C08D,x cmp $C08C,x dey bne L1062 bit $00 nop L1075: jsr L120E lda #$96 sta $C08D,x cmp $C08C,x lda #$96 nop iny bne L1075 jsr L10A4 lda #$DE jsr L10A4 lda #$AA jsr L10A4 lda #$EB jsr L10A4 lda #$FF jsr L10A4 lda $C08E,x lda $C08C,x rts L10A4: nop L10A5: pha pla sta $C08D,x cmp $C08C,x rts L10AE: sec lda $C08D,x lda $C08E,x bmi L1115 lda #$FF sta $C08F,x cmp $C08C,x pha pla L10C1: jsr L111B jsr L111B sta $C08D,x cmp $C08C,x nop dey bne L10C1 lda #$D5 jsr L112D lda #$AA jsr L112D lda #$96 jsr L112D lda $D3 jsr L111C lda $D1 jsr L111C lda $D2 jsr L111C lda $D3 eor $D1 eor $D2 pha lsr a ora $D0 sta $C08D,x lda $C08C,x pla ora #$AA jsr L112C lda #$DE jsr L112D lda #$AA jsr L112D lda #$EB jsr L112D clc L1115: lda $C08E,x lda $C08C,x L111B: rts L111C: pha lsr a ora $D0 sta $C08D,x cmp $C08C,x pla nop nop nop ora #$AA L112C: nop L112D: nop pha pla sta $C08D,x cmp $C08C,x rts .byte 0 .byte 0 .byte 0 L113A: ldx #$11 L113C: dex bne L113C inc16 $D9 sec sbc #$01 bne L113A rts L114B: ora ($30,x) plp bit $20 asl $1C1D,x .byte $1C .byte $1C .byte $1C .byte $1C L1157: bvs L1185 rol $22 .byte $1F asl $1C1D,x .byte $1C .byte $1C .byte $1C .byte $1C L1163: lda L1221 sta $D6 L1168: ldy #$80 lda #$00 sta $D2 jmp L1173 L1171: ldy $D4 L1173: ldx L1223 jsr L10AE bcc L117E jmp L120E L117E: ldx L1223 jsr L102E .byte $E6 L1185: .byte $D2 lda $D2 cmp #$10 bcc L1171 ldy #$0F sty $D2 lda L1222 sta L1225 L1196: sta L1226,y dey bpl L1196 lda $D4 sec sbc #$05 tay L11A2: jsr L120E jsr L120E pha pla nop nop dey bne L11A2 ldx L1223 jsr L0F6A bcs L11F3 lda $D8 beq L11CE dec $D4 lda $D4 cmp L121F bcs L11F3 sec rts L11C6: ldx L1223 jsr L0F6A bcs L11E8 L11CE: ldx L1223 jsr L0F07 bcs L11E8 ldy $D8 lda L1226,y bmi L11E8 lda #$FF sta L1226,y dec $D2 bpl L11C6 clc rts L11E8: dec L1225 bne L11C6 dec $D6 bne L11F3 sec rts L11F3: lda L1222 asl a sta L1225 L11FA: ldx L1223 jsr L0F6A bcs L1208 lda $D8 cmp #$0F beq L120F L1208: dec L1225 bne L11FA sec L120E: rts L120F: ldx #$D6 L1211: jsr L120E jsr L120E bit $00 dex bne L1211 jmp L1168 L121F: .byte $0E L1220: .byte $1B L1221: .byte $03 L1222: .byte $10 L1223: .byte $00 L1224: .byte $00 L1225: .byte $00 L1226: .byte $00,$00,$00,$00,$00,$00,$00,$00 .byte $00,$00,$00,$00,$00,$00,$00,$00 L1236: .byte $00 L1237: .byte $00 L1238: .byte $00 L1239: .byte $00 ;;; ================================================== DEFINE_ON_LINE_PARAMS on_line_params,, $1C00 DEFINE_READ_BLOCK_PARAMS read_block_params, $1C00, 0 DEFINE_WRITE_BLOCK_PARAMS write_block_params, prodos_loader_blocks, 0 L124A: .byte $00 ;;; ================================================== .proc MLI_RELAY sty call stax params php sei sta ALTZPOFF lda ROMIN2 jsr MLI call: .byte 0 params: .addr 0 tax sta ALTZPON lda LCBANK1 lda LCBANK1 plp txa rts .endproc ;;; ================================================== L126F: sta L12C0 and #$0F beq L12A6 ldx #$11 lda L12C0 and #$80 beq L1281 ldx #$21 L1281: stx L1294 lda L12C0 and #$70 lsr a lsr a lsr a clc adc L1294 sta L1294 L1294 := * + 1 lda MLI sta $07 lda #$00 sta $06 ldy #$FF lda ($06),y beq L12A6 cmp #$FF bne L12AD L12A6: lda L12C0 jsr L0E00 rts L12AD: ldy #$FF lda ($06),y sta $06 lda #$03 sta $42 lda L12C0 sta $43 jmp ($06) rts L12C0: .byte 0 L12C1: sta L1306 and #$0F beq L1303 ldx #$11 lda L1306 and #$80 beq L12D3 ldx #$21 L12D3: stx L12E6 lda L1306 and #$70 lsr a lsr a lsr a clc adc L12E6 sta L12E6 L12E6 := * + 1 lda MLI sta $07 lda #$00 sta $06 ldy #$FF lda ($06),y beq L1303 cmp #$FF beq L1303 ldy #$FE lda ($06),y and #$08 bne L1303 return #$FF L1303: return #$00 ;;; ================================================== L1306: .byte 0 L1307: sta L124A and #$F0 sta write_block_params::unit_num stx $06 sty $06+1 ldy #$01 lda ($06),y and #$7F cmp #'/' bne L132C dey lda ($06),y sec sbc #1 iny sta ($06),y inc16 $06 L132C: ldy #0 lda ($06),y tay : lda ($06),y and #$7F sta L14E5,y dey bpl :- lda L124A and #$0F beq L1394 ldx #$11 lda L124A and #$80 beq L134D ldx #$21 L134D: stx L1360 lda L124A and #$70 lsr a lsr a lsr a clc adc L1360 sta L1360 L1360 := * + 1 lda MLI sta $06+1 lda #$00 sta $06 ldy #$FF lda ($06),y beq L1394 cmp #$FF beq L1394 ldy #$FF lda ($06),y sta $06 lda #$00 sta $42 lda L124A and #$F0 sta $43 lda #$00 sta $46 sta $47 jsr L1391 bcc L1398 jmp L1483 L1391: jmp ($06) L1394: ldx #$18 ldy #$01 L1398: stx L14E3 sty L14E4 ;; Write first block of loader copy16 #prodos_loader_blocks, write_block_params::data_buffer lda #0 sta write_block_params::block_num sta write_block_params::block_num+1 yax_call MLI_RELAY, WRITE_BLOCK, write_block_params beq :+ jmp fail2 ;; Write second block of loader : inc write_block_params::block_num ; next block needs... inc write_block_params::data_buffer+1 ; next $200 of data inc write_block_params::data_buffer+1 jsr write_block_and_zero ;; Subsequent blocks... copy16 #$1A00, write_block_params::data_buffer lda #$03 sta L1A02 ldy L14E5 tya ora #$F0 sta L1A04 L13E2: lda L14E5,y sta L1A04,y dey bne L13E2 ldy #8 L13ED: lda L14DC,y sta L1A22,y dey bpl L13ED jsr write_block_and_zero lda #$02 sta L1A00 lda #$04 sta L1A02 jsr write_block_and_zero lda #$03 sta L1A00 lda #$05 sta L1A02 jsr write_block_and_zero lda #$04 sta L1A00 jsr write_block_and_zero lsr16 L14E3 lsr16 L14E3 lsr16 L14E3 lda L14E3 bne :+ dec L14E4 : dec L14E3 L1438: jsr L1485 lda write_block_params::block_num+1 bne L146A lda write_block_params::block_num cmp #$06 bne L146A lda #$01 sta L1A00 lda L14E4 cmp #$02 bcc L146A lda #$00 sta L1A00 lda L14E4 lsr a tax lda #$FF dex beq L1467 L1462: clc rol a dex bne L1462 L1467: sta L1A01 L146A: jsr write_block_and_zero dec L14E4 dec L14E4 lda L14E4 beq L147D bmi L147D jmp L1438 L147D: lda #$00 sta $08 clc rts L1483: sec rts L1485: ldy L14E4 beq L148E ldy #$FF bne L1491 L148E: ldy L14E3 L1491: lda #$FF L1493: sta L1A00,y dey bne L1493 sta L1A00 ldy L14E4 beq L14B5 cpy #$02 bcc L14A9 ldy #$FF bne L14AC L14A9: ldy L14E3 L14AC: sta $1B00,y dey bne L14AC sta $1B00 L14B5: rts ;;; ================================================== fail: pla pla fail2: sec rts ;;; ================================================== .proc write_block_and_zero yax_call MLI_RELAY, WRITE_BLOCK, write_block_params bne fail jsr zero_buffers inc write_block_params::block_num rts zero_buffers: ldy #0 tya : sta L1A00,y dey bne :- : sta $1B00,y dey bne :- rts .endproc ;;; ================================================== L14DC: .byte $C3,$27,$0D,$00,$00,$06,$00 L14E3: .byte $18 L14E4: .byte $01 L14E5: .byte $00,$00,$00,$00,$00,$00,$00,$00 .byte $00,$00,$00,$00,$00,$00,$00,$00 .byte $00,$00,$00,$00,$00,$00,$00,$00 .byte $00,$00,$00 ;;; ================================================== ;;; ProDOS Loader ;;; ================================================== .proc prodos_loader_blocks .incbin "inc/pdload.dat" .endproc .assert .sizeof(prodos_loader_blocks) = $400, error, "Bad data" ;;; ================================================== L1900: stx $06+1 sta $06 ldy #0 lda ($06),y tay L1909: lda ($06),y cmp #$61 bcc L1917 cmp #$7B bcs L1917 and #$DF sta ($06),y L1917: dey bpl L1909 rts L191B: sta ALTZPOFF lda ROMIN2 jsr BELL1 sta ALTZPON lda LCBANK1 lda LCBANK1 rts L192E: sta read_block_params::unit_num lda #0 sta read_block_params::block_num sta read_block_params::block_num+1 yax_call MLI_RELAY, READ_BLOCK, read_block_params bne L1959 lda $1C01 cmp #$E0 beq L194E jmp L1986 L194E: lda $1C02 cmp #$70 beq L197E cmp #$60 beq L197E L1959: lda read_block_params::unit_num jsr L19B7 ldx $D8D5 sta $D8B8,x lda read_block_params::unit_num jsr L19C1 ldx $D8D6 sta $D8B8,x ldx $D8B8 L1974: lda $D8B8,x sta $D909,x dex bpl L1974 rts L197E: addr_call L19C8, $D909 rts L1986: cmp #$A5 bne L1959 lda $1C02 cmp #$27 bne L1959 lda read_block_params::unit_num jsr L19B7 ldx $D8B6 sta $D891,x lda read_block_params::unit_num jsr L19C1 ldx $D8B7 sta $D891,x ldx $D891 L19AC: lda $D891,x sta $D909,x dex bpl L19AC rts .byte 0 L19B7: and #$70 lsr a lsr a lsr a lsr a clc adc #$30 rts L19C1: and #$80 asl a rol a adc #$31 rts L19C8: copy16 #$0002, read_block_params::block_num yax_call MLI_RELAY, READ_BLOCK, $123E beq L19F7 copy16 #$2004, $D909 copy16 #$203A, $D90B lda #$3F sta $D90C rts L19F7: lda $1C06 tax L19FB: lda $1C06,x L1A00 := * + 2 sta $D909,x L1A01: dex L1A02: bpl L19FB L1A04: inc $D909 ldx $D909 lda #$3A sta $D909,x inc $D909 ldx $D909 lda #$20 sta $D909,x inc $D909 ldx $D909 lda #$3F L1A22: sta $D909,x addr_call adjust_case, $D909 rts ;;; ================================================== L1A2D: sta on_line_params::unit_num yax_call MLI_RELAY, ON_LINE, on_line_params bne L1A6D lda $1C00 and #$0F beq L1A6D sta $1C00 tax L1A46: lda $1C00,x sta $D909,x dex bpl L1A46 inc $D909 ldx $D909 lda #$20 sta $D909,x inc $D909 ldx $D909 lda #$3F sta $D909,x addr_call adjust_case, $D909 ; Adjust case ("/HD/GAMES" -> "/Hd/Games") rts L1A6D: lda on_line_params::unit_num jsr L192E rts ;;; ================================================== PAD_TO $1C00 .endproc ; format_erase_overlay