mirror of
https://github.com/wwarthen/RomWBW.git
synced 2026-02-06 14:11:48 -06:00
Unified Menu structure for romldr to ease intergration of ROMs
This commit is contained in:
@@ -7,23 +7,8 @@
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;
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#INCLUDE "std.asm"
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;
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; osimg.bin
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;
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;LDRIMG .EQU $0000 ;SIZE 0A00 > 0000-0A00
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MONIMG .EQU $0A00 ;SIZE 1000 > 0A00-1A00
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CPMIMG .EQU $1A00 ;SIZE 3000 > 1A00-4A00
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ZSYSIMG .EQU $4A00 ;SIZE 3000 > 4A00-7A00
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EGGIMG .EQU $7A00 ;SIZE 0200 > 7A00-7C00
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;
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; osimg1.bin
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;
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FTHIMG .EQU $0000 ;SIZE 1700 > 0000-1700
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BASIMG .EQU $1700 ;SIZE 2000 > 1700-3700
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TBCIMG .EQU $3700 ;SIZE 0900 > 3700-4000
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;
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INT_IM1 .EQU $FF00
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;
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.ORG 0
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;
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;==================================================================================================
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@@ -134,52 +119,86 @@ INT_IM1 .EQU $FF00
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;________________________________________________________________________________________________________________________________
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;
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DOBOOTMENU:
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; CALL NEWLINE
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LD DE,STR_BOOTMENU
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CALL WRITESTR
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CALL PRTALL
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CALL PC_COLON
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;
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#IF (DSKYENABLE)
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LD HL,BOOT ; POINT TO BOOT MESSAGE
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CALL SEGDISPLAY ; DISPLAY MESSAGE
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LD HL,BOOT ; POINT TO BOOT MESSAGE
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CALL SEGDISPLAY ; DISPLAY MESSAGE
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#ENDIF
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#IF (BOOTTYPE == BT_AUTO)
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LD BC,100 * BOOT_TIMEOUT
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LD (BL_TIMEOUT),BC
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LD BC,100 * BOOT_TIMEOUT
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LD (BL_TIMEOUT),BC
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#ENDIF
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DB_BOOTLOOP:
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;
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; CHECK FOR CONSOLE BOOT KEYPRESS
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;
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CALL CST
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OR A
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JP Z,DB_CONEND
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CALL CINUC
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CP 'B' ; NASCOM BASIC
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JP Z,GOBASIC
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CP 'C' ; CP/M BOOT FROM ROM
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JP Z,GOCPM
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CP 'E' ; CP/M BOOT FROM ROM
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JP Z,GOEASTA
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CP 'F' ; FORTH
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JP Z,GOFORTH
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CP 'M' ; MONITOR
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JP Z,GOMONSER
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; CP 'L' ; LIST DRIVES
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; JP Z,GOLIST
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CP 'T' ; TASTY BASIC
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JP Z,GOTBAS
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CP 'Z' ; ZSYSTEM BOOT FROM ROM
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JP Z,GOZSYS
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CP '0' ; 0-9, DISK DEVICE
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JP C,DB_INVALID
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CP '9' + 1
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JP NC,DB_INVALID
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SUB '0'
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JP GOBOOTDISK
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DB_BOOTLOOP: ; OUTPUT A '$' TERMINATED MENU TEXT WITH HIGHLIGHT
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LD B,MENU_N
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LD DE,MENU_S
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LD HL,MENU_V
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MENU_L: PUSH DE
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WRITE_M:PUSH BC
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PUSH HL
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PUSH DE
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POP HL
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LD BC,10
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ADD HL,BC ; HL POINTS TO MENU KEY
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WRITEM1:LD A,(DE)
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CP '$' ; TEST FOR STRING TERMINATOR
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JP Z,WRITEM2
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CP (HL)
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JR NZ,WRITEM3
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LD A,'('
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CALL COUT
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LD A,(DE)
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CALL COUT
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LD A,')'
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WRITEM3:CALL COUT
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INC DE
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JR WRITEM1
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WRITEM2:POP HL
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POP BC
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POP DE
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EX DE,HL
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ADD HL,DE
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EX DE,HL
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DJNZ MENU_L ; NEXT MENU ITEM
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CALL NEWLINE ; DISPLAY AVAILABLE DRIVES
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CALL PRTALL
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CALL PC_COLON
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MENU_W: CALL CST ; INPUT A MENU SELECTION
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OR A
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JP Z,MENU_W
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CALL CINUC
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LD B,MENU_N
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LD DE,MENU_S+10-MENU_V
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LD HL,MENU_V
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MENU_C: EX DE,HL
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ADD HL,DE
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CP (HL)
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EX DE,HL
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JR Z,MENU_X
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DJNZ MENU_C ; FALL THRU IF IT DOES NOT MATCH ROM MENU
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; CHECK FOR DRIVE EXECUTION
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CP '0' ; 0-9, DISK DEVICE
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JP C,DB_INVALID
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CP '9' + 1
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JP NC,DB_INVALID
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SUB '0'
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JP GOBOOTDISK
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MENU_X: EX DE,HL ; WE HAVE A VALID ROM MENU OPTION
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INC HL
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LD E,(HL)
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INC HL
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LD D,(HL)
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EX DE,HL
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JP (HL) ;; JUMP TO THE ROUTINE TO EXECUTE IT
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DB_CONEND:
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;
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; CHECK FOR DSKY BOOT KEYPRESS
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@@ -249,170 +268,92 @@ DB_DSKYEND:
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#ENDIF
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JP DB_BOOTLOOP
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#DEFINE MENU_L(M1,M2,M3,M4,M5,M6,M7,M8,M9,M10) \
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#DEFCONT \ .DB M1
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#DEFCONT \ .DB M2
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#DEFCONT \ .DW M3
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#DEFCONT \ .DB M4
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#DEFCONT \ .DW M5
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#DEFCONT \ .DW M6
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#DEFCONT \ .DW M7
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#DEFCONT \ .DW M8
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#DEFCONT \ .DB M9
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#DEFCONT \ .DB M10
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;
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; name menu exec source-bank dest-exec source-addr dest-addr img-size dest-bank desc
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; DB DB DW DB DW DW DW DW DB DB
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MENU_S: MENU_L("MONITOR $$", "M", GOROM, BID_BIOSIMG, MON_SERIAL, 0A00h, MON_LOC, MON_SIZ, BID_USR, "Monitor$12345")
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MENU_1: MENU_L("CPM $ $", "C", GOROM, BID_BIOSIMG, CPM_ENT, 1A00h, CPM_LOC, CPM_SIZ, BID_USR, "CP/M$ ")
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MENU_L("Z-SYSTEM $", "Z", GOROM, BID_BIOSIMG, CPM_ENT, 4A00h, CPM_LOC, CPM_SIZ, BID_USR, "Z-System$ ")
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MENU_L("$ $", "E", GOROM, BID_BIOSIMG, EGG_LOC, 7A00h, EGG_LOC, EGG_SIZ, BID_USR, "$ ")
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MENU_L("FORTH $ $", "R", GOROMB, BID_OSIMG, FTH_LOC, 0000h, FTH_LOC, FTH_SIZ, BID_USR, "Camel Forth$ ")
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MENU_L("BASIC $ $", "B", GOROMB, BID_OSIMG, BAS_LOC, 1700h, BAS_LOC, BAS_SIZ, BID_USR, "Nascom BASIC$")
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MENU_L("T-BASIC $$", "T", GOROMB, BID_OSIMG, TBC_LOC, 3700h, TBC_LOC, TBC_SIZ, BID_USR, "Tasty BASIC$ ")
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#IF (DSKYENABLE)
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MENU_L("DSKY-MON $", "D", GOROM, BID_BIOSIMG, MON_DSKY, 0A00h, MON_LOC, MON_SIZ, BID_USR, DSKY Monitor$")
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#ENDIF
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MENU_E:
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MENU_V .EQU MENU_1-MENU_S ; LENGTH OF EACH MENU RECORD
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MENU_N .EQU (MENU_E-MENU_S)/MENU_V ; NUMBER OF MENU ITEMS
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;
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; BOOT OPTION PROCESSING
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;
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DB_INVALID:
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LD DE,STR_INVALID
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CALL WRITESTR
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JP DOBOOTMENU
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LD DE,STR_INVALID
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CALL WRITESTR
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JP DOBOOTMENU
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;
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GOBASIC:
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LD DE,STR_BOOTBAS ; DE POINTS TO MESSAGE
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CALL WRITESTR ; WRITE IT TO CONSOLE
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; COPY BASIC FROM BASIC FROM OSIMG0 IN ROM BANK TO THIS RAM BANKS
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LD B,BF_SYSSETCPY ; HBIOS FUNC: SETUP BANK COPY
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LD D,BID_USR ; D = DEST BANK = USER BANK
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LD E,BID_OSIMG ; E = SRC BANK = BIOS BANK
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LD HL,BAS_SIZ ; HL = COPY LEN = 1 PAGE = 256 BYTES
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RST 08 ; DO IT
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LD DE,STR_LOADING
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CALL WRITESTR ; WRITE IT TO CONSOLE
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LD B,BF_SYSBNKCPY ; HBIOS FUNC: PERFORM BANK COPY
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LD HL,BASIMG ; COPY FROM
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LD DE,BAS_LOC ; COPY TO
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RST 08 ; DO IT
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LD DE,STR_LAUNCH
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CALL WRITESTR
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LD HL,BAS_LOC
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JP CHAIN
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GOROM: EX DE,HL
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INC HL ; HL POINTS TO source-bank
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; LD A,(HL)
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; CP BID_BIOSIMG
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; JP Z,DOBOOTMENU; ONLY CURRENT BANK SUPPORTED
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; LD HL,BAS_LOC ; FIRST BANK CODE
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; PUSH HL
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; LD DE,STR_BOOTBAS ; DE POINTS TO MESSAGE
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; CALL WRITESTR ; WRITE IT TO CONSOLE
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; ; COPY IMAGE TO EXEC ADDRESS
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; LD HL,BASIMG ; HL := BASIC IMAGE ADDRESS
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; LD DE,BAS_LOC ; DE := BASIC EXEC ADDRESS
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; LD BC,BAS_SIZ ; BC := BASIC SIZE
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; LDIR ; COPY BASIC CODE TO EXEC ADDRESS
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; POP HL ; RECOVER ENTRY ADDRESS
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; JR CHAIN ; AND CHAIN TO IT
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GOEASTA:
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LD HL,EGG_LOC
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PUSH HL
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LD DE,STR_LAUNCH ; DE POINTS TO MESSAGE
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CALL WRITESTR ; WRITE IT TO CONSOLE
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; COPY IMAGE TO EXEC ADDRESS
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LD HL,EGGIMG ; HL := BASIC IMAGE ADDRESS
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LD DE,EGG_LOC ; DE := BASIC EXEC ADDRESS
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LD BC,EGG_SIZ ; BC := BASIC SIZE
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LDIR ; COPY BASIC CODE TO EXEC ADDRESS
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POP HL ; RECOVER ENTRY ADDRESS
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JP CHAIN ; AND CHAIN TO IT
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LD B,4 ;
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GOROM_1:INC HL
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LD E,(HL)
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INC HL
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LD D,(HL)
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PUSH DE
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DJNZ GOROM_1
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POP BC ; SIZE
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POP DE ; DEST
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POP HL ; SOURCE
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LDIR
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JR CHAIN
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GOTBAS:
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LD DE,STR_BOOTTBC ; DE POINTS TO MESSAGE
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CALL WRITESTR ; WRITE IT TO CONSOLE
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; COPY BASIC FROM OSIMG0 IN ROM BANK TO THIS RAM BANKS
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LD B,BF_SYSSETCPY ; HBIOS FUNC: SETUP BANK COPY
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LD D,BID_USR ; D = DEST BANK = USER BANK
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LD E,BID_OSIMG ; E = SRC BANK = BIOS BANK
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LD HL,TBC_SIZ ; HL = COPY LEN = 1 PAGE = 256 BYTES
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RST 08 ; DO IT
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LD DE,STR_LOADING
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CALL WRITESTR ; WRITE IT TO CONSOLE
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LD B,BF_SYSBNKCPY ; HBIOS FUNC: PERFORM BANK COPY
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LD HL,TBCIMG ; COPY FROM
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LD DE,TBC_LOC ; COPY TO
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RST 08 ; DO IT
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LD DE,STR_LAUNCH
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CALL WRITESTR
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LD HL,TBC_LOC
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JP CHAIN
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; LD HL,TBC_LOC ; FIRST BANK CODE
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; PUSH HL
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; LD DE,STR_BOOTTBC ; DE POINTS TO MESSAGE
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; CALL WRITESTR ; WRITE IT TO CONSOLE
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; ; COPY IMAGE TO EXEC ADDRESS
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; LD HL,TBCIMG ; HL := BASIC IMAGE ADDRESS
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; LD DE,TBC_LOC ; DE := BASIC EXEC ADDRESS
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; LD BC,TBC_SIZ ; BC := BASIC SIZE
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; LDIR ; COPY BASIC CODE TO EXEC ADDRESS
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; POP HL ; RECOVER ENTRY ADDRESS
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; JR CHAIN ; AND CHAIN TO IT
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GOROMB: EX DE,HL
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INC HL ; HL POINTS TO source-bank
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; LD A,(HL)
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; CP BID_BIOSIMG
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; JP Z,DOBOOTMENU; ONLY CURRENT BANK SUPPORTED
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GOFORTH:
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LD DE,STR_BOOTFTH ; DE POINTS TO MESSAGE
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CALL WRITESTR ; WRITE IT TO CONSOLE
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; COPY FORTH FROM OSIMG0 IN ROM BANK TO THIS RAM BANKS
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LD B,BF_SYSSETCPY ; HBIOS FUNC: SETUP BANK COPY
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LD D,BID_USR ; D = DEST BANK = USER BANK
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LD E,BID_OSIMG ; E = SRC BANK = BIOS BANK
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LD HL,FTH_SIZ ; HL = COPY LEN = 1 PAGE = 256 BYTES
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RST 08 ; DO IT
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LD DE,STR_LOADING
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CALL WRITESTR ; WRITE IT TO CONSOLE
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LD B,BF_SYSBNKCPY ; HBIOS FUNC: PERFORM BANK COPY
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LD HL,FTHIMG ; COPY FROM
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LD DE,FTH_LOC ; COPY TO
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RST 08 ; DO IT
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LD DE,STR_LAUNCH
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CALL WRITESTR
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LD HL,FTH_LOC
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JP CHAIN
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LD B,4
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GOROMB1:INC HL
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LD E,(HL)
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INC HL
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LD D,(HL)
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PUSH DE
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DJNZ GOROMB1
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POP HL ; SIZE
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LD B,BF_SYSSETCPY ; HBIOS FUNC: SETUP BANK COPY
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LD D,BID_USR ; D = DEST BANK = USER BANK
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LD E,BID_OSIMG ; E = SRC BANK = BIOS BANK
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RST 08
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POP DE ; DEST
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POP HL ; SOURCE
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LD B,BF_SYSBNKCPY ; HBIOS FUNC: PERFORM BANK COPY
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RST 08 ; DO IT
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; LD HL,FTH_LOC ; FIRST BANK CODE
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; PUSH HL
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; LD DE,STR_BOOTFTH ; DE POINTS TO MESSAGE
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; CALL WRITESTR ; WRITE IT TO CONSOLE
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; ; COPY IMAGE TO EXEC ADDRESS
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; LD HL,FTHIMG ; HL := BASIC IMAGE ADDRESS
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; LD DE,FTH_LOC ; DE := BASIC EXEC ADDRESS
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; LD BC,FTH_SIZ ; BC := BASIC SIZE
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; LDIR ; COPY BASIC CODE TO EXEC ADDRESS
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; POP HL ; RECOVER ENTRY ADDRESS
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; JR CHAIN ; AND CHAIN TO IT
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GOMONSER:
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LD HL,MON_SERIAL ; MONITOR SERIAL INTERFACE ENTRY ADDRESS TO HL
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JR GOMON ; LOAD AND RUN MONITOR
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;
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GOMONDSKY:
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LD HL,MON_DSKY ; MONITOR DSKY INTERFACE ENTRY ADDRESS TO HL
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JR GOMON ; LOAD AND RUN MONITOR
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;
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GOMON:
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LD DE,STR_BOOTMON ; DE POINTS TO MESSAGE
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CALL WRITESTR ; WRITE IT TO CONSOLE
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;
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PUSH HL ; SAVE DESIRED MONITOR ENTRY ADDRESS
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;
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; COPY MONITOR IMAGE TO EXEC ADDRESS
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LD HL,MONIMG ; HL := MONITOR IMAGE ADDRESS
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LD DE,MON_LOC ; DE := MONITOR EXEC ADDRESS
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LD BC,MON_SIZ ; BC := MONITOR SIZE
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LDIR ; COPY MONITOR CODE TO EXEC ADDRESS
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;
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POP HL ; RECOVER ENTRY ADDRESS
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JR CHAIN ; AND CHAIN TO IT
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;
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GOCPM:
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LD DE,STR_BOOTCPM ; DE POINTS TO MESSAGE
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CALL WRITESTR ; WRITE IT TO CONSOLE
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LD HL,CPMIMG ; SET HL TO CPM IMAGE ADDRESS
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JR GOOS ; LOAD AND RUN OS
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;
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GOZSYS:
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LD DE,STR_BOOTZSYS ; DE POINTS TO MESSAGE
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CALL WRITESTR ; WRITE IT TO CONSOLE
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LD HL,ZSYSIMG ; SET HL TO ZSYS IMAGE ADDRESS
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JR GOOS ; LOAD AND RUN OS
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;
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GOOS:
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; COPY OS IMAGE TO EXEC ADDRESS
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LD DE,CPM_LOC ; DE := MONITOR EXEC ADDRESS
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LD BC,CPM_SIZ ; BC := MONITOR SIZE
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LDIR ; COPY MONITOR CODE TO EXEC ADDRESS
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;
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LD HL,CPM_ENT
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;JR CHAIN ; CHAIN TO ENTRY ADDRESS IN USER BANK
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;
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CHAIN:
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PUSH HL ; SAVE ENTRY ADDRESS
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; PUSH HL ; SAVE ENTRY ADDRESS
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;
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#IF (PLATFORM == PLT_UNA)
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LD BC,$00FB ; GET LOWER PAGE ID
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@@ -440,15 +381,6 @@ CHAIN:
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CALL HB_BNKCALL ; AND GO
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HALT ; WE SHOULD NEVER RETURN!!!
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#ENDIF
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;
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GOLIST:
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LD DE,STR_LIST
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CALL WRITESTR
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LD DE,STR_DRVLIST
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CALL WRITESTR
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CALL PRTALL
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JP DOBOOTMENU
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;
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GOBOOTDISK:
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LD (BL_BOOTID),A
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@@ -886,13 +818,7 @@ DEV15 .EQU DEVUNK
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;
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STR_BOOTDISK .DB "BOOT FROM DISK\r\n$"
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STR_BOOTDISK1 .DB "\r\nReading disk information...$"
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STR_BOOTMON .DB "START MONITOR FROM ROM\r\n$"
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STR_BOOTBAS .DB "START BASIC FROM ROM\r\n$"
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STR_BOOTFTH .DB "START FORTH FROM ROM\r\n$"
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STR_BOOTTBC .DB "START TASTYBASIC FROM ROM\r\n$"
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STR_BOOTCPM .DB "BOOT CPM FROM ROM\r\n$"
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STR_BOOTZSYS .DB "BOOT ZSYSTEM FROM ROM\r\n$"
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STR_LIST .DB "LIST DEVICES\r\n$"
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;STR_LIST .DB "LIST DEVICES\r\n$"
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STR_INVALID .DB "INVALID SELECTION\r\n$"
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STR_SETUP .DB "SYSTEM SETUP\r\n$"
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STR_SIG .DB "SIGNATURE=$"
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@@ -902,18 +828,13 @@ STR_CPMENT .DB "ENT=$"
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STR_LABEL .DB "LABEL=$"
|
||||
STR_DRVLIST .DB "\r\nDisk Devices:\r\n$"
|
||||
STR_PREFIX .DB "($"
|
||||
;STR_PREFIX .DB "\r\n $"
|
||||
STR_LOADING .DB "\r\nLoading...$"
|
||||
STR_NODISK .DB "\r\nNo disk!$"
|
||||
STR_NOBOOT .DB "\r\nDisk not bootable!$"
|
||||
STR_BOOTERR .DB "\r\nBoot failure!$"
|
||||
STR_ITSRAM .DB "\r\n\RAM$"
|
||||
STR_LAUNCH .DB "\r\nLaunching ...$"
|
||||
;
|
||||
STR_BANNER .DB "\r\n", PLATFORM_NAME, " Boot Loader$"
|
||||
STR_BOOTMENU .DB "\r\n"
|
||||
.DB "\r\nROM Boot: (B)ASIC, (C)PM, (F)ORTH, (M)onitor, (T)ASTYBASIC, (Z)System.\r\n"
|
||||
.DB "Disk Boot: $"
|
||||
;STR_LAUNCH .DB "\r\nLaunching ...$"
|
||||
STR_BANNER .DB "\r\n", PLATFORM_NAME, " Boot Loader"
|
||||
STR_NL .DB "\r\n$"
|
||||
;
|
||||
.IF DSKYENABLE
|
||||
BOOT:
|
||||
|
||||
Reference in New Issue
Block a user