init

2026-02-11 11:09:14 +08:00
commit 417b1e2780
29 changed files with 11662 additions and 0 deletions
--- a/source/FCRD.COM.memo.txt
+++ b/source/FCRD.COM.memo.txt
@@ -0,0 +1,138 @@
+xxxx? 103h dw 0000h
+xms drv version 107h dw 0000h
+173d? 10Bh dw 0000h
+1750? 10Fh dw 0000h
+175c? 113h dw 0000h
+176d? 117h dw 0000h
+
+xms drv addr BX 119h dw 0000h
+xms drv addr ES 11Bh dw 0000h
+statuscount 11Dh db 00h
+? 11Eh db 00h
+? 11Fh db 00h
+FCRD.COM
+--:---- +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
+00:0100 E9 C7 19 oriES ExMEM XMSVR 00 00 00 00 00 00 00
+00:0110 00 00 00 00 00 00 00 00-00 XMSBX XMSES sc xe 00
+00:0120 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00
+sc: statXMSinstalled
+xe: XMSallocatedRAM_ERRCODE
+
+REGs:
+2 BYTE 16 Bit
+----++++----++++
+1111011011001010
+15-----87------0
+AX=F6CAh
+AH=F6h AL=CAh
+AX=1234h
+AH=12h AL=34h
+BYTE 8-Bit 12h
+WORD 16Bit 1234h
+double WORD 32bit 12345678h
+CALL FAR :get addr seg:offset 11223344h , in mem 44h 33h 22h 11h.
+
+little-endian
+12345678h
+04:12h
+03:34h
+02:56h
+01:78h
+
+INTEntry:18AFh
+偏移	字节数	说明
+00	02	中断20H
+02	02	以节计算的内存大小（利用这个可看出是否感染引导型病毒）
+04	01	保留
+05	05	至DOS的长调用
+0A	02	INT22H入口IP
+0C	02	INT22H入口CS
+0E	02	INT23H入口IP
+10	02	INT23H入口CS
+12	02	INT24H入口IP
+14	02	INT24H入口CS
+16	02	父进程的PSP段值（可测知是否被跟踪）
+18	14	存放20个SOFT号
+2C	02	环境块段地址（从中可获知执行的程序名）
+2E	04	存放用户栈地址指针
+32	1E	保留
+50	03	DOS调用(INT21H/RETF)
+53	02	保留
+55	07	扩展的FCB头
+5C	10	格式化的FCB1
+6C	10	格式化的FCB2
+7C	04	保留
+80	80	命令行参数长度(不包含总为最后的0D)及参数也是程序运行期间缺省的DATA
+
+VGA Mode: 640*480pix*16color, 80*25char. 
+/*
+;the data
+                            DB      98 DUP(00h)
+0872:069B;0000
+;......
+                            DB      00h     ;06A0h
+;......
+0872:06FB;0000
+
+;Chinese Char in GB2312
+0872:06FD;A1BED6D0CEC4A1BF
+                            DB      '【中文】'
+
+;ASCII Char in IBM-CP437
+0872:0705;B3
+                            DB      '│'
+
+;the data
+                            DB      62 DUP(00h)
+0872:0706;0000
+;......
+0872:0742;0000
+;ASCII Char in IBM-CP437
+0872:0744;B3
+                            DB      '│'
+0872:0745;4672656543444F53
+                            DB      'FreeCDOS'
+;VGA Text Mode
+;Bit 7 6 5 4 3 2 1 0
+;Bit7: Blink:0-noBlink, 1-Blink
+;Bit654: Background Color
+;Bit3: Bright:0-Normal, 1-Light(High)
+;Bit210: Frontground Color
+;Color Sheet(hex bin Code color):
+;0 0000 K Black            8 1000 L Gray
+;1 0001 B Blue             9 1001 - Light Blue
+;2 0010 G Green            A 1010 - Light Green
+;3 0011 C Cyan             B 1011 - Light Cyan
+;4 0100 R Red              C 1100 - Light Red
+;5 0101 M Magenta          D 1101 - Light Magenta
+;6 0110 Y Yellow(Brown)    E 1110 - Light Yellow(Yellow)
+;7 0111 W White            F 1111 - Light White
+
+;(Just For Reference)
+;tested FCDOS Color Format: Bit7-4:Background, Bit3-0:Frontground
+;charcolordata
+0872:074D;F0F0FCFCFCFCF0F0  KRRK
+0872:0755;F0F0F0F0F0F0F0F0  KKKKKKKK
+0872:075D;F0F0F0F0F0F0F0F0  KKKKKKKK
+0872:0765;F0F0F0F0F0F0F0F0  KKKKKKKK
+0872:076D;F0F0F0F0F0F0F0F0  KKKKKKKK
+0872:0775;F0F0F0F0F0F0F0F0  KKKKKKKK
+0872:077D;F0F0F0F0F0F0F0F0  KKKKKKKK
+0872:0785;F0F0F0F0F0F0F0F0  KKKKKKKK
+0872:078D;F0F0F0F0F0F0F0F0  KKKKKKKK
+0872:0795;F9F9F9F9FCF8F8F8  BBBBRLLL
+
+                            DB      8  DUP(02h)
+0872:079D;0202
+;......
+0872:07A3;0202
+
+                            DB      72 DUP(01h)
+0872:07A5;0101
+;......
+0872:07EB;0101
+*/
+
+ISR_Return 197E
+
+CMP op1, op2 = op1-op2