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Tolik Trek 2026-05-17 01:05:06 +10:00
parent f898f9b1d8
commit 2e997af3be
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2
.gitmodules vendored
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[submodule "Shared_Includes"] [submodule "Shared_Includes"]
branch = main branch = main
path = Shared_Includes path = Shared_Includes
url = https://github.com/Tolik-Trek/Shared_Includes.git url = ../Shared_Includes.git

264
RAMDRIVE.ASM
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ORG #8100-512
INCLUDE "DOS_EQU.ASM"
PAGE3 EQU #E2
CR EQU 13
LF EQU 10
EN EQU 00
DB "EXE" ;EXE ID
DB #00 ;EXE VERSION
DW #0200 ;CODE OFFSET LOW
DW #0000 ;CODE OFFSET HIGH
DW #0000 ;END-BEG ;PRIMARY LOADER
DW #0000 ;
DW #0000 ;RESERVED
DW #0000 ;
DW #8100 ;LOAD ADDRESS
DW #8100 ;START ADDRESS
DW #BFFF ;STACK ADDRESS
DS 490
BEG LD HL,MS0
LD C,PCHARS
RST #10
DI
LD BC,#00CE ; <20>®«ã祭¨¥ ¨¤¥­â¨ä¨ª â®à  ¡«®ª , ­ §­ ç¥­­®£® ­  RAM-Disk
NEXTRD LD A,B ; ­®¬¥à RAM-Disk-  0..15
PUSH BC
RST #08
POP BC
OR A
JR Z,FNDRD
INC B
LD A,B
CP #10
JR NZ,NEXTRD
JP NORAMD
FNDRD PUSH BC
LD C,#C2 ; ¢ë¤¥«¥­¨¥ ¡«®ª  Ž‡“
LD B,45 ; § ¯à è¨¢ ¥¬®¥ ç¨á«® áâà ­¨æ Ž‡“ (45 = 720 kb)
RST #08
POP BC
JP C,NOMEM
PUSH AF
LD C,A
LD A,B ; ­®¬¥à RAM-Disk-  0..15 - ᮮ⢥âáâ¢ã¥â RAM-Disk- ¬ ®â e: ¤® t:
LD B,C ; ¨¤¥­â¨ä¨ª â®à ¡«®ª 
LD C,#C9 ; ­ §­ ç¨âì ¡«®ª ¯ ¬ï⨠RAM-Disk-ã
RST #08
POP AF
LD C,PAGE3
IN B,(C)
OUT (C),A
PUSH BC
LD HL,#C000
LD DE,#C001
LD BC,#3FFF
LD (HL),L
LDIR
LD HL,BPB ;boot sector [512Bytes]
LD DE,#C000
LD BC,BPB.Size
LDIR
LD HL,#AA55
LD (#C200-2),HL
LD HL,#C200
LD (HL),#F9
INC L
LD (HL),#FF
INC L
LD (HL),#FF
INC L
LD (HL),#00
LD HL,#C200+(512*5)
LD (HL),#F9
INC L
LD (HL),#FF
INC L
LD (HL),#FF
INC L
LD (HL),#00
POP BC
OUT (C),B
LD HL,MS1
LD C,PCHARS
RST #10
LD B,#00
EXITT LD C,#41
RST #10
DI
HALT
NORAMD LD HL,MS2
LD C,PCHARS
RST #10
LD B,1
JP EXITT
NOMEM LD HL,MS3
LD C,PCHARS
RST #10
LD B,1
JP EXITT
;
; RAMDRIVE 720
; RAMDRIVE E:720
; 0 1 2 3 4 5 6 7 8 9 A B C D E F
;
;GETPARM LD A,#FF
; LD (RDRIVE),A
; LD (RSIZE),A
; LD D,XH
; LD E,XL
; EX DE,HL
; LD E,(HL)
; INC HL
; LD D,0
; EX DE,HL
; ADD HL,DE
; LD (HL),0
;NEXTPRM EX DE,HL
; LD DE,BUFFER
; LD C,GSWITCH
; RST #10
; EX DE,HL ;SAVE HL IN DE
; LD HL,BUFFER
; LD A,(HL)
; INC HL
; OR A
; RET Z
; CP "/"
; JR NZ,NOSLASH
; LD A,(HL)
; INC HL
; CALL UPPER
; CALL ATOHEX
; JP C,ILLEGAL
; LD (RDRIVE),A
; LD A,(HL)
; OR A
; JR Z,NEXTPRM
; JP ILLEGAL
;
;NOSLASH CP ":"
; JP NZ,NOSIZER
; LD IX,0
;NDIG LD C,XL
; LD B,XH
; ADD IX,IX ;X2
; ADD IX,IX ;X4
; ADD IX,BC ;X5
; ADD IX,IX ;X10
; JP C,ILLEGAL
; LD A,(HL)
; OR A
; JR Z,ENDSZ
; CALL UPPER
; CP "K"
; JR Z,ENDSZ
; CALL ATODEC
; LD C,A
; LD B,0
; ADD IX,BC
; JR NDIG
;ENDSZ LD A,XL
; LD C,A
; LD B,XH
; SRL B
; RR C
; SRL B
; RR C
; SRL B
; RR C
; SRL B
; RR C
; AND #0F
; JR Z,L101
; INC BC
;L101 LD A,B
; OR A
; JP NZ,ILLEGAL
; LD A,C
; LD (RSIZE),A
; JP NEXTPRM
;NOSIZER JP ILLEGAL
;ATODEC CP "0"
; RET C
; CP ":"
; CCF
; RET C
; SUB "0"
; RET
;ATOHEX CP "0"
; RET C
; CP ":"
; JR NC,TRYHEX
; SUB "0"
; AND A
; RET
;TRYHEX CALL UPPER
; CP "A"
; RET C
; CP "G"
; CCF
; RET C
; SUB "A"
; RET
;UPPER CP "a"
; RET C
; CP "z"+1
; RET NC
; SUB #20
; RET
MS0 DB "RAMDRIVE DRIVER (C) 1999 PETERS Plus ltd.",CR,LF,CR,LF,EN
MS1 DB "RAM DISK created",CR,LF,EN
MS2 DB "No free RAM-DISK",CR,LF,EN
MS3 DB "No free memory, for create RAM-DISK",CR,LF,EN
MS4 DB "Illegal parametr",CR,LF,EN
MS5 DB "Usage : RAMDRIVE [/drive 0...F] [:size]",CR,LF,EN
; Area for boot sector [512Bytes]
BPB DB #EB,#3C,#90 ; +00 JMP
DB "DOS_X.XX" ; +03 DOS NAME
; Block Parameters BIOS
DW #0200 ; +0B BYTE PER SECTOR
DB 1 ; +0D SECTORS PER CLUSTER
DW 1 ; +0E RESERVE SECTORS
DB 2 ; 1 ; +10 AMOUNT FATS
DW 112 ; +11 FILES IN DIRECTORY
DW 1440 ; +13 ALL SECTORS ON DISK
DB #FA ; +15 ID FORMAT
DW 5 ; +16 SIZE FAT IN SECTORS
DW 9 ; +18 SECTOR PER TRACK
DW 2 ; +1A AMOUNT SIDES
DW 0,0 ; +1C HIDDEN SECTORS
DW 0,0 ; +20 ALL SECTORS BIG
DW #0080 ; +24 PHISICAL DRIVE NUMBER
DB #29 ; +26 EXTENDED RECORD SIGNATURE
DW #104B,#D765 ; +27 SERIAL VOLUME NUMBER
DB "NO NAME " ; +2B DISK LABEL
DB "FAT12" ; +36 FAT ID
.Size $-BPB
; DEFS 453,0
; end boot sector

574
RAMDRV.ASM Normal file
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; <20>¥à¥¤ â ¡«¨æ¥© ¤¨áª  ¢ë¢¥á⨠áâப㠮 à §¬¥à¥ ᢮¡. á¨á⥬­®© ¯ ¬ïâ¨
;
DEFINE App_EXE_Version 1
INCLUDE 'shared_includes/constants/sp2000.inc'
INCLUDE 'shared_includes/constants/BIOS_equ.inc'
INCLUDE 'shared_includes/constants/DSS_EQU.inc'
INCLUDE 'shared_includes/macroses/macros.z80'
; ‚¥àá¨ï ¯à®£à ¬¬ë
major_version equ 1
minor_version equ 12
org_addr EQU SLOT1.MEM_ADDR + #100 + CLP_Buffer
code_addr EQU ramdrv
program_start EQU ramdrv
stack_point EQU #C000
Loader_length EQU 0
; org 4100h
; db "EX" ; exe ID
; db "E" ; exe ⨯
; db 0 ; exe ¢¥àá¨ï
; dw 512 ; ¬«. ᬥé. ª®¤ 
; dw 0 ; áâ. ᬥé. ª®¤ 
; dw 0 ; end-beg, ¯¥à¢¨ç­ë© § £àã§ç¨ª
; dw 0,0 ; १¥à¢
; dw 0 ;
; dw start ;  ¤à¥á § £à㧪¨ ª®¤ 
; dw start ;  ¤à¥á ¯¥à¥¤ ç¨ ã¯à ¢«¥­¨ï
; dw 0C000h ;  ¤à¥á á⥪ 
; ds 490 ; १¥à¢
EXE_ORG org_addr
ramdrv: ; ¯ àᨭ£ ª®¬-áâப¨
push ix
ld hl,title ; â¨â« ¯à®£à ¬¬ë
ld c,5Ch ; ¢ë¢¥á⨠áâபã
rst 10h
; ®ç¨áâ¨âì ¡ãä¥à ª« ¢ë
ld bc,3135h
rst 10h
pop de
ld hl,help ; ¢ë¢®¤ ¯®¬®é¨
ld a,(de)
or a
jr z,.error
inc de ; ¯¥à¥©â¨ ­  ª®¬-áâபã
ld a,(de)
cp " "
jr z,$-4
ld a,(de) ; æ¨äà 
or a
jr z,.bad_option
call dec_to_word ; char -> int
ld (.kbytes+1),hl ; à §¬¥à ¤¨áª  ¢ kB
jr nc,.ok_option
.bad_option: ld hl,err_value ; "Invalid value"
jr .error
;
.ok_option: ld hl,(.kbytes+1) ; à §¬¥à ¤¨áª  ¢ kB
ld de,64 ; ¬¨­. à §¬¥à ¤¨áª  ¢ kB
sbc hl,de
jr nc,$+5
ld (.kbytes+1),de
; ᮧ¤ âì á¥à¨©­ë© ­®¬¥à ¤¨áª 
ld c,21h ; ¯®«ãç¨âì ¢à¥¬ï
rst 10h
; hl=ç áë/¬¨­ãâë, b=ᥪ㭤ë
ld a,r ; ¤¨­ ¬¨ç. áç¥â稪 ¤®«¥© ᥪ㭤ë
cp 99+1
jr c,.rand
ld a,99
.rand: ld c,a ; ¤®«¨ ᥪ㭤ë
ld de,07C7h
add hl,de
ld (msdos+39),hl ; sn_low
ld hl,0707h
add hl,bc
ld (msdos+41),hl ; sn_high
; ¯®«ãç¨âì ¨¤¥­â¨ä. ¡«®ª , ­ §­ ç¥­­®£® ­  RAM-¤¨áª
di
ld bc,00CEh ; á=­®¬¥à ä㭪樨
.loop: ld a,b ; ­®¬¥à RAM-¤¨áª  0..15, (®â E: ¤® T:)
push bc
rst 08h
pop bc
or a
jr z,.free ; ¡«®ª ­¥ ­ §­ ç¥­
inc b
ld a,b
cp 15+1 ; ­®¬¥à RAM-¤¨áª 
jr nz,.loop
; ¢ë室 §  ¯à¥¤¥«ë 0..15 ¤¨ ¯ §®­ 
ld hl,no_free_ramdisk ; "No free RAM-DISK"
.error: ld c,5Ch ; ¢ë¢®¤ áâப¨
rst 10h
ld b,1 ; ª®¤ ®è¨¡ª¨
jp .abort ; ¢ë室 ¢ „Ž‘
.free: ld a,b
ld (.ram+1),a ; ­®¬¥à ram-¤¨áª 
.kbytes: ld hl,0 ; à §¬¥à ¢ kB
call get_sect_fat ; à áç¨â âì ç¨á«® ᥪâ®à®¢ ­  FAT
ld (msdos+22),hl ; ï祩ª  "ᥪâ®à®¢ ­  FAT"
ld hl,not_enough ; "No enough memory for create RAM-DISK"
jr c,.error ; ᫨誮¬ ¡®«ì让 ®¡ê¥¬ (> 3984 kB)
;
.hsize: ld hl,0 ; áâ.à §àï¤
.lsize: ld bc,0
call get_mem_pages ; ¢ë¤¥«¨âì ¯ ¬ïâì
ld hl,not_enough ; "No enough memory for create RAM-DISK"
jr c,.error ; ­¥â ¯ ¬ïâ¨
ld (.id+1),a ; ¨¤¥­â¨ä. ¡«®ª 
; ᮧ¤ âì ᯨ᮪ áâà ­¨æ
ld hl,list_pages ; ¡ãä¥à ᯨ᪠
ld c,0C5h
rst 08h
; ­ §­ ç¨âì ¡«®ª ¯ ¬ï⨠RAM-¤¨áªã
.ram: ld a,0 ; ­®¬¥à RAM-¤¨áª  0..15 (®â E: ¤® T:)
.id: ld b,-1 ; ¨¤¥­â¨ä. ¡«®ª 
ld c,0C9h
rst 08h
;
in a,(0C2h)
ld (.port2+1),a ; á®åà. ¯®àâ Page2
in a,(0E2h)
ld (.port3+1),a ; á®åà. ¯®àâ Page3
; ¢ª«. ­ ç «ì­ë¥ 2 áâà. ¡«®ª  ¢ #8000..#FFFF
ld hl,list_pages ; ᯨ᮪ áâà ­¨æ ¡«®ª 
ld a,(hl)
inc hl
out (0C2h),a ; 1-ï áâà. ¡«®ª 
ld a,(hl)
out (0E2h),a ; 2-ï áâà. ¡«®ª 
; ®ç¨áâ¨âì Boot+FAT+RootDir
ld hl,8000h ; ­ ç «® 2-© áâà ­¨æë
ld e,l
ld d,h
inc de
ld bc,8000h-1 ; à §¬¥à ®¡« áâ¨
ld (hl),l
ldir
; ¯¥à¥¡à®á¨âì BPB ¢ 1-© ᥪâ®à (boot)
ld hl,msdos ; ®âªã¤ 
ld de,8000h ; ªã¤ 
ld bc,len_BPB
ldir
dec c
ld hl,8000h+510
ld (hl),55h ; ᨣ­ âãà 
inc hl
ld (hl),0AAh ;
inc hl
; FAT
ld (hl),0FAh ; í«. ¤¨áª
inc hl
ld (hl),c ; FF
inc hl
ld (hl),c ; FF
;
.port2: ld a,-1
out (0C2h),a ; ¢®ááâ. ¯®àâ Page2
.port3: ld a,-1
out (0E2h),a ; ¢®ááâ. ¯®àâ Page3
;
call environment ; ¯®¨áª ¯¥à¥¬¥­­®© ®ªà㦥­¨ï
; à §¬¥à ᢮¡. á¨áâ. ¯ ¬ïâ¨
ld c,3Ch ; ¨­ä  ® ¯ ¬ïâ¨
rst 10h
; bc=ç¨á«® ᢮¡. ¡ ­®ª
ld l,c
ld h,b
inc hl ; + ¡ ­ª , § ­¨¬ ¥¬ ï á ¬®© RAMDRV
add hl,hl ;1+1=2
add hl,hl ;2+2=4
add hl,hl ;4+4=8
add hl,hl ;8+8=16
ld de,freemem ; ªã¤ 
call decim
;---------------------------
; ¢¥áì ®¡ê¥¬ ¤¨áª 
ld hl,(.kbytes+1) ; à §¬¥à ¢ kB
ld de,total_size ; ªã¤ 
call decim ; § ¯®«­¥­¨¥ ¨­ä®-â ¡«¨æë
; ¢ëç¨á«¨âì ¤®áâã¯­ë© à §¬¥à ¤¨áª 
ld hl,(msdos+19) ; ¢á¥å ᥪâ®à®¢ ­  ¤¨áª¥
ld de,(msdos+22) ; ᥪâ®à®¢ ­  FAT
ld bc,33 ; 1+32 (Boot + RootDirSect)
and a
sbc hl,bc
and a
sbc hl,de ; hl=ç¨á«® ¤®áâ. ᥪâ®à®¢
; CountSect * 512 = SizeBytes
push hl
pop ix
ld b,9
ld hl,0
.calc: add ix,ix ; ¬«.à §àï¤
adc hl,hl ; áâ.à §àï¤
djnz .calc
push ix
pop bc
ld de,1024 ; ¤¥«¨â¥«ì
call divide
; hl=ç¨á«® kB
ld de,avail_size ; ¡ãä¥à
call decim ; § ¯®«­¥­¨¥ ¨­ä®-â ¡«¨æë
; 㧭 âì ¢¥àá¨î „Ž‘
ld c,0
rst 10h
ld hl,013Ch ; 1.60
and a
sbc hl,de
jr nc,.old_ver ; =< 1.60
; ¯¥à¥áª ­. ¤¥¢ ©áë á¨á⥬ë
ld c,8
rst 10h
xor a
ld (mess_),a ; ­¥ ¢ë¢®¤¨âì "Now reboot, ..."
; ¢ë¢®¤ ¨­äë ¯® ᮧ¤ ­­®¬ã ¤¨áªã
ld hl,ram_created ; info-â ¡«¨æ 
ld c,5Ch ; ¢ë¢®¤ áâப¨
rst 10h
jr .backcode
; ¢ë¢®¤ ¨­äë ¯® ᮧ¤ ­­®¬ã ¤¨áªã
.old_ver: ld hl,ram_created ; info-â ¡«¨æ 
ld c,5Ch ; ¢ë¢®¤ áâப¨
rst 10h
; § ¤¥à¦ª  ¢ 4 ᥪ㭤ë
ei
ld b,4 ; 4 ᥪ㭤ë
.wait: push bc
ld c,31h ; ª®¤ ª« ¢¨è¨ ¡¥§ ®¦¨¤ ­¨ï
rst 10h
pop bc
jr nz,.exit
ld a,49 ; 1/50 ᥪ㭤ë
halt
dec a
jr nz,$-2
djnz .wait
; á®äâ®¢ë© à¥¡ãâ
xor a
ld bc,02FDh
rst 08h
.exit: ld hl,aborting
ld c,5Ch ; ¢ë¢®¤ áâப¨
rst 10h
.backcode: ld b,0 ; ¢®§¢à. ª®¤
.abort: ei
push bc
; ®ç¨áâ¨âì ¡ãä¥à ª« ¢ë
ld bc,3135h
rst 10h
pop bc
; ¢ë室 ¢ „Ž‘
ld c,41h
rst 10h
di
halt
;+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
; <20> áç¨â âì ¨ ¢ë¤¥«¨âì ­¥®¡å®¤¨¬®¥ ç¨á«® áâà ­¨æ
;
; ¢å®¤: hl=áâ.à §àï¤ ¡ ©â®¢
; bc=¬«.à §àï¤
; ¢ë室: CF-®è¨¡ª  ¢ë¤¥«¥­¨ï ¯ ¬ïâ¨
;+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
get_mem_pages: ld de,4000h ; ¤¥«¨â¥«ì (à §¬¥à áâà ­¨æë)
xor a
scf
.loc1: rr d
rr e
jr c,.loc2
rr h
rr l
rr b
rr c
jr nc,.loc1
ld a,1
jr .loc1
;
.loc2: or a
jr z,.loc3
inc bc
.loc3: xor a
cp b
scf
ret nz
; ¢ë¤¥«¨âì ¡«®ª ¯ ¬ïâ¨
ld b,c ; b=ç¨á«® áâà ­¨æ
ld c,0C2h ; ¢ë¤¥«¨âì ¡«®ª ¯ ¬ïâ¨
rst 08h
ret
;+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
; <20> áç¨â âì ç¨á«® ᥪâ®à®¢ ¤«ï FAT
;
; ¢å®¤: hl=ç¨á«® ª¨«®¡ ©â
; ¢ë室: hl=ç¨á«® ᥪâ®à®¢
; CF - ®è¨¡ª 
;+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
get_sect_fat: push hl
ld bc,3984+1 ; Max kB ¤«ï 31-£® ᥪâ®à  FAT + 1
and a
sbc hl,bc
pop ix
ccf
ret c
; SizeKBytes * 1024 = SizeBytes
ld b,10
ld hl,0
.loop: add ix,ix ; ¬«.à §àï¤
adc hl,hl ; áâ.à §àï¤
djnz .loop
push ix
pop bc
ld (ramdrv.hsize+1),hl
ld (ramdrv.lsize+1),bc
; ¢ëç¨á«¨âì à §¬¥à FAT ¢ ᥪâ®à å
call get_num_sectors ; SizeBytes / 512 = Total sectors
ld (msdos+19),hl ; ¢á¥å ᥪâ®à®¢ ­  ¤¨áª¥
ld bc,33 ; 1+32 (Boot + RootDirSect)
sbc hl,bc
add hl,hl
ld c,l
ld b,h
ld hl,0
;jr get_num_sectors ; / 512 = Sectors per FAT
;+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
; <20> áç¨â âì ç¨á«® ᥪâ®à®¢
; ¢å®¤: hl=áâ.à §àï¤ ¡ ©â®¢
; bc=¬«.à §àï¤
; ¢ë室: hl=ç¨á«® ᥪâ®à®¢
;+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
get_num_sectors:ld de,512 ; ¤¥«¨â¥«ì (à §¬¥à ᥪâ®à )
divide: xor a
scf
.loc1: rr d
rr e
jr c,.loc2
rr h
rr l
rr b
rr c
jr nc,.loc1
ld a,1
jr .loc1
;
.loc2: or a
jr z,.loc3
inc bc
.loc3: ld l,c
ld h,b
ret
;-----------------------------------------------------------
; Š®­¢¥àâ¨à®¢ âì ¤¥áïâ. ç¨á«® (¬ ªá. 4 æ¨äàë) ¢ á«®¢®.
; ¢å®¤: de=¡ãä¥à
; ¢ë室: hl=ç¨á«®
; "Carry" - ®è¨¡ª 
;-----------------------------------------------------------
dec_to_word: ld hl,0
ld b,4 ; ¬ ªá. 4 æ¨äàë
.loop: ld a,(de) ; æ¨äà 
or a
ret z
call .isdigit
ret c ; ®è¨¡ª 
push bc
call .dec_digit
pop bc
inc de
djnz .loop
ld a,(de)
or a ; ¡ë« ®¤¨­ ¯ à ¬¥âà ?
ret z
ld a,-1
scf
ret
; ª®­¢¥àâ. æ¨äàã
.dec_digit: ld c,l
ld b,h
add hl,hl ;1+1=2
add hl,hl ;2+2=4
add hl,bc ;4+1=5
add hl,hl ;5+5=10
sub "0"
ld c,a
ld b,0
add hl,bc
ret
; ’¥áâ ­  æ¨äàã
; ¢ëå: Carry - ­¥ æ¨äà 
.isdigit: cp "0"
ret c
cp "9"+1
ccf
ret
;-------------------------------------------------
; <20> ¡®â  á ¯¥à¥¬¥­­®© ®ªà㦥­¨ï ¯à®£à ¬¬ë
; ¨ ®âá«¥¦¨¢ ­¨¥ ¡ãª¢ë ¤¨áª .
;-------------------------------------------------
environment: ld bc,0146h ; ¯®«ãç¨âì ¯¥à¥¬¥­­ãî ®ªà㦥­¨ï
ld hl,name ; ¨¬ï ¯¥à¥¬¥­­®©
ld de,title ; ¡ãä¥à ¤«ï §­ ç¥­¨ï ¯¥à¥¬¥­­®©
rst 10h
ret c ; ®è¨¡ª 
or a
jr z,.not_found ; ¯¥à¥¬¥­­ ï ­¥ ­ ©¤¥­ 
ld a,(title)
cp "Z"
ret z
inc a ; ++¡ãª¢  ¤¨áª 
jr .next_letter
;
.not_found: ld c,2 ; ¯®«ãç¨âì ⥪ã騩 ­®¬¥à ¤¨áª 
rst 10h
ld c,1 ; ᬥ­  ¤¨áª 
rst 10h
add a,"A"
.next_letter: ld (disk),a ; "lastdrive"
ld (disk1),a
;
ld bc,0246h ; ãáâ. ¯¥à¥¬¥­­ãî ®ªà㦥­¨ï
ld hl,name1 ; ¨¬ï ¯¥à¥¬¥­­ ï=§­ ç¥­¨¥
rst 10h
ret
;-------------------------------------------------
; <20>¥à¥¢®¤ ç¨á«  ¢ ᨬ¢®«ì­ë© ¤¥áïâ¨ç­ë© ä®à¬ â
; ¢å®¤: hl=ç¨á«®
; de=¡ãä¥à ç¨á« 
;-------------------------------------------------
decim: ld iy,.tmp
res 7,(iy+0)
ld bc,1000 ;1.000 (¬ ªá. 9999)
call .getN16
ld bc,100 ;100
call .getN16
ld bc,10 ;10
call .getN16
ld a,l
add a,"0"
ld (de),a
ret
;
.tmp: db 0
.getN16: ld a,2Fh
or a
inc a
sbc hl,bc
jr nc,$-3
add hl,bc
cp "0"
jr z,$+6
set 7,(iy+0)
bit 7,(iy+0)
jr nz,$+4
ld a," " ; ¢¥¤. ¯à®¡¥«ë
ld (de),a
inc de
ret
name: db "LASTDRV",0 ; ¨¬ï ¯¥à¥¬¥­­®©
name1: db "LASTDRV="
disk: db "C",0
title: db 0Dh,0Ah,"RAMdrive Version ",major_version + "0","."
db (minor_version / 10) + "0",(minor_version % 10) + "0"
db ", Copyright (c) 2005-2007 by Vasil Ivanov."
db 0Dh,0Ah,0Ah,0
ram_created: db "RAM-disk "
disk1: db "C: successfully created",0Dh,0Ah
db "Free system memory: "
freemem: db "#### kB",0Dh,0Ah,0Ah
;
db "Disk size: "
total_size: db "#### kB",0Dh,0Ah ; à §¬¥à ¤¨áª 
db "Available space: "
avail_size: db "#### kB",0Dh,0Ah ; à §¬¥à ¤¨áª 
db "Directory entries: 512",0Dh,0Ah ; § ¯¨á¥© ¢ ª®à­¥
db "Sector size: 512 bytes",0Dh,0Ah ; ¡ ©â ­  ᥪâ®à
db "Allocation unit: 1 sector",0Dh,0Ah,0Ah ; ᥪâ®à®¢ ­  ª« áâ¥à
mess_: db "Now reboot, please wait (4 sec.) ...",0
aborting: db " Aborting",0Dh,0Ah,0Ah
db "Press ",34,"Ctrl+Alt+Del",34," for rebooting computer..."
db 0Dh,0Ah,0Ah,0Ah,0
no_free_ramdisk:db "No free RAM-DISK !",0Dh,0Ah,0Ah,0
not_enough: db "Insufficient memory for create RAM-DISK !",0Dh,0Ah,0Ah,0
; ­¥ ¢¥à­®¥ §­ ç¥­¨¥
err_value: db "Invalid value",0Dh,0Ah,0Ah,0
help: db "Syntax: ramdrv.exe ##",0Dh,0Ah,0Ah
db "where: ## - disk size in kB (64 minimum).",0Dh,0Ah,0Ah,0
; MS-DOS ¤ ­­ë¥
msdos: db 0EBh,3Ch,90h ; 3 ¡ ©â , ª®¤ ¯¥à¥å®¤  ­  § £àã§ç¨ª
db "RDV 1.21" ; 8 ¡ ©â, OEM ID
; BPB, 17 ¡ ©â
dw 512 ;+11 ; ¡ ©â®¢ ­  ᥪâ®à
db 1 ; 1, ᥪâ®à®¢ ­  ª« áâ¥à
dw 1 ; § à¥§¥à¢. ᥪâ®à®¢
db 1 ; ç¨á«® ª®¯¨© FAT-®¢
dw 512 ; § ¯¨á¥© ¢ ª®à­¥
dw 34 ;+19 ; # ¢á¥å ᥪâ®à®¢ ­  ¤¨áª¥
db 0FAh ; ¡ ©â ä®à¬ â 
dw 1 ;+22 ; # ᥪâ®à®¢ ­  FAT
dw 1 ; ᥪâ®à®¢ ­  áâ®à®­ã
dw 1 ; ª®«-¢® áâ®à®­ ¤¨áª 
; Extended boot-record
dw 0,0 ; áªàëâëå ᥪâ®à®¢
dw 0,0 ; ¢á¥å ᥪâ®à®¢ ­  ¤¨áª¥
dw 80h ; 0x00 䨧. ­®¬¥à ¤¨áª 
db 29h ; ᨣ­ âãà  à áè. boot-§ ¯¨á¨
dw 96C2h,2D3Ah ;+39..+41 ; á¥à¨©­ë© ­®¬¥à ¤¨áª  2D3A:96C2
db "NO NAME " ;+43 ; 11 ¡ ©â, ¬¥âª  ram-¤¨áª 
db "FAT12 " ;+54 ; 8 ¡ ©â, ID ä ©«®¢®© á¨á⥬ë
len_BPB equ $ - msdos
; ¡ãä¥à ᯨ᪠ áâà ­¨æ ¢ë¤¥«. ¡«®ª 
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Subproject commit 51198ce44bd19f511b63e6fafaf91b3de5470f9d Subproject commit 90d829290d3946ab99952128f4717dde577ced04