The Unsorted BBS Collection

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Text File | 1989-12-28 | 28KB | 505 lines

ifdef A386 biosdata segment use16 at 40h else biosdata segment at 40h endif ; ; SEGMENT 40h, OFFSET 0 - 100h ; ; RS232 PORT ADDRESS 00h ; comm_addr dw 1 dup(?) ;first port address of rs232 dw 1 dup(?) ;second port address of rs232 dw 2 dup(?) ;resvered ; ; FIRST PRIORITY PORT IS 03f8h, THE SECOND IS 02f8h ; ; PRINTER PORT ADDRESS 08h ; prn_addr dw 1 dup(?) ;first port address of printer dw 1 dup(?) ;second port address of printer dw 1 dup(?) ;third port address of printer ; ; 03bch, 0378h, 0278h ; ; EXTENDED BIOS DATA AREA 0eh ; extend_bios dw 1 dup(?) ;extended BIOS data area segment ; ; EQUIPMENT FLAG 10h ; equip_flag dw 1 dup(?) ;bit 15, 14 -- # of printer ;bit 13 -- internal modem installed ;bit 12 -- reserved ;bit 11 - 9 -- # of rs232 card ;bit 8 -- reserved ;bit 7, 6 -- # of diskette drive ;if bit 0 = 1 then 00 = 1 drive ; 01 = 2 drives ; 10 = 3 drives ; 11 = 4 drives ;bit 5, 4 -- video mode ; 00 -- special card ; 01 -- 40 * 25 CGA ; 10 -- 80 * 25 CGA ; 11 -- 80 * 25 mono ;bit 3 -- reserved ;bit 2 -- pointing device installed ;bit 1 -- math. coprocessor installed ;bit 0 -- diskette drive installed sys_switch db 1 dup(?) ; bit 7 -- reserved ; bit 6 -- 1 CGA ; 0 MDA/EGA ; bit 5 -- manufacture ; bit 4 -- SW 1-6 1 smart on ; 0 smart off ; bit 3 - 2 SW 1-7, 1-8 ; 0 0 ROM BIOS, 640K(mode 1) ; 0 1 ROM BIOS, 896K(mode 3) ; 1 0 RAM BIOS, 640K(mode 2) ; 1 1 RAM BIOS, 896K(mode 4) ; bit 1 - 0 reserved ; ; MEMORY SIZE 13h ; mem_size dw 1 dup(?) ;memory size in Kbyte ; ; ERROR CHECK POINTER 15h ; err_chkptr db 1 dup(?) ;check pointer err_chk db 1 dup(?) ;error code of check pointer ; ; KEYBOARD FLAG 17h ; kb_flag1 db 1 dup(?) ;bit 7 -- insert function active ;bit 6 -- Caps lock active ;bit 5 -- Number lock active ;bit 4 -- Scroll lock active ;bit 3 -- Alt key depressed ;bit 2 -- Control key depressed ;bit 1 -- left shift key depressed ;bit 0 -- right shift key depressed kb_flag2 db 1 dup(?) ;bit 7 -- Insert key depressed ;bit 6 -- Caps lock depressed ;bit 5 -- Number lock depressed ;bit 4 -- Scroll lock depressed ;bit 3 -- Ctrl + Num lock toggled ;bit 2 -- system key depressed ;bit 1 -- left Alt key depressed ;bit 0 -- left Cntl key depressed alt_num db 1 dup(?) ;input # of Alt key kb_bufhead dw 1 dup(?) ;head of keyboard buffer kb_buftail dw 1 dup(?) ;tail of keyboard buffer kb_buf dw 16 dup(?) ;16 words of keyboard buffer ; ; DISK DATA 3eh ; disk_seek db 1 dup(?) ;seek status ;bit 7 -- disk drive interrupt ;bit 6 - 2 -- reserved ;bit 1 = 0 -- drive 1 : recalibrated ; before seek ;bit 0 = 0 -- drive 0 : recalibrated motor_status db 1 dup(?) ;3f2h, motor status ;bit 7 -- writing ;bit 6 - 2 -- reserved ;bit 1 = 1 -- drive 1 is running ;bit 0 = 1 -- drive 0 is running motor_count db 1 dup(?) ;motor count disket_status db 1 dup(?) ;80h -- time out ;40h -- seek error ;20h -- NEC error ;10h -- CRC error ;0ch -- media type not found ;09h -- attach DMA 64k boundary ;08h -- DMA error ;06h -- media change line active ;04h -- record not found ;03h -- write protect ;02h -- address mark found ;01h -- bad command ;00h -- no error NEC765_status db 7 dup(?) ;7 bytes of NEC765 status ; ; VIDEO DATA 49h ; video_opmode db 1 dup(?) ;video mode flag ;0 -- 40 * 25 ;1 -- 40 * 25 ;2 -- 80 * 25 ;3 -- 80 * 25 ;4 -- 320 * 200 ;5 -- 320 * 200 ;6 -- 640 * 200 ;7 -- 80 * 25 ;11h -- 640 * 480 ;13h -- 320 * 200 video_col dw 1 dup(?) regen_buflen dw 1 dup(?) ;regen buffer length, byte regen_bufhead dw 1 dup(?) ;regen buffer starting address csr_pos dw 8 dup(?) ;8 words, cursor position of pages csr_mode dw 1 dup(?) ;current cursor mode active_pg db 1 dup(?) ;active page crtc_base dw 1 dup(?) ;6845 base address mode_ctrl db 1 dup(?) ;3d8h or 3b8h register value color_palet db 1 dup(?) ;CGA palette setting ;bit 7, 6 -- reserved ;bit 5 -- select color set ;bit 4 -- reserved ;bit 3 -- hightlight (background) ;bit 2 -- red (background) ;bit 1 -- green (background) ;bit 0 -- blue (background) ; ; I/O ROM DATA 067h ; romio_offset dw ? ; I/O ROM offset romio_segmt dw ? ; I/O ROM segment ; ; INTERRUPT FLAG 06bh ; int_flag db ? ; which interrupt happened ; ; bit 7 = 1 -- IRQ 7 -- interrupt f ; bit 6 = 1 -- IRQ 6 -- interrupt e ; bit 5 = 1 -- IRQ 5 -- interrupt d ; bit 4 = 1 -- IRQ 4 -- interrupt c ; bit 3 = 1 -- IRQ 3 -- interrupt b ; bit 2 = 1 -- IRQ 2 -- interrupt a ; bit 1 = 1 -- IRQ 1 -- interrupt 9 ; bit 0 = 1 -- IRQ 0 -- interrupt 8 ; ; RT/CMOS DATA 06ch ; timer_low dw ? ; timer count(low word) timer_high dw ? ; timer count(high word) over_night db ? ; if timer is over one day - set bit to 1 ; ; SYSTEM DATA AND FLAG 071h ; break_key db ? ; if break is pressed key then set bit 7 warm_start dw ? ; warm start flag(=1234h) ; cache on(=1233H) ; ; I/O ROM DATA 074h ; disk_status db ? ; fixed disk status ; ; 0000h - no error ; 0001h - invalid function request ; 0002h - bad address mark ; 0003h - write protect ; 0004h - sector not found ; 0005h - reset fault ; 0007h - drive parameter activity failed ; 0008h - DMA failed ; 0009h - DMA boundary error ; 000ah - bad track detected ; 000bh - bad sector flag detected ; 000dh - invalid number of sector on format ; 000eh - control data address mark detected ; 0010h - bad ECC on disk read ; 0011h - ECC corected data error ; 0020h - general controller failure ; 0040h - seek failure ; 0080h - timeout ; 00aah - drive not ready ; 00bbh - undifined error occurred ; 00cch - write fault on selected drive ; 00e0h - status error/error reg = 0 ; 00ffh - sense operation failed ; hdisk_num db ? ; # of hard disk hdisk_ctrl db ? ; hard disk control byte hdisk_boot_stat db ? ; reserved ; 80 - disk C error ; ; 40 - disk D error ; ; PRINTER AND RS232 TIMEOUT DATA 078h ; prn1_time db ? ; first printer timeout count prn2_time db ? ; second printer timeout count prn3_time db ? ; third printer timeout count db ? ; reserved comm1_time db ? ; first rs232 timeout count comm2_time db ? ; second rs232 timeout count db ? ; reserved db ? ; reserved ; ; KEYBOARD DATA 080h ; kb_buftop dw ? ; keyboard buffer starting address kb_bufend dw ? ; keyboard buffer ending address ; ; VIDEO DATA 084h ; video_row db ? ; row video_bytcha dw ? ; bytes/character video_clr db ? ; mode options ; ; bit 7 -- clear/not clear (0/1) display buffer ; bit 6-0 -- reserved ; video_feat db ? ; reserved video_tymode db ? ; mode information ; ; bit 7 -- reserved ; bit 6 -- 1 -- enable display switch ; 0 -- disable display switch ; bit 5 -- reserved ; bit 4 -- 1 -- 8 X 16 font ; 0 -- 8 X 8 font ; bit 3 -- 1 -- default palette loading disabled ; 0 -- default palette loading enabled ; bit 2 -- 1 -- monochrome monitor attached ; 0 -- color monitor attached ; bit 1 -- 1 -- video summing enabled ; 0 -- video summing disabled ; bit 0 -- reserved ; video_config db ? ; combination code ; ; 00h -- 00,00 no display ; 01h -- 00,01 mono ; 02h -- 00,02 CGA ; 03h -- 02,01 mono + CGA ; 04h -- 00,04 EGA ; 05h -- 04,01 MEGA + mono ; 06h -- 00,05 MEGA ; 07h -- 02,05 MEGA + CGA ; 08h -- 00,06 PGC ; 09h -- 01,06 PGC + mono ; 0ah -- 05,06 PGC + MEGA ; 0bh -- 00,08 VGA + color display ; 0ch -- 01,08 VGA + mono ; 0dh -- 00,07 MGA + mono display ; 0eh -- 02,07 MVGA + CGA ; 0fh -- 02,06 MVGA + PGA ; 10h -- 00,0a 5153 or 5154 color ; 11h -- 01,0a ; 12h -- 00,0c analog color ; 13h -- 01,0c ; 14h -- 00,0b analog monochrome ; 15h -- 01,0b ; ; DISK or DISKETTE MEDIA DATA 08bh ; trans_rate db ? ; data transfer rate save area ; ; bit 7-6 -- last data transfer rate save area ; 00 : 500 kbs ; 01 : 300 kbs ; 10 : 250 kbs ; 11 : 500 kbs ; bit 5-1 -- reserved ; bit 0 -- adapter is DSP or COMBO ; wdc_status db ? ; WDC status hdisk_err db ? ; WDC error register hdisk_intflag db ? ; hard disk interrupt flag drive_indic db ? ; drive indicators ; bit 7 -- reserved ; bit 6 -- drive b: multi data rate capability determined ; (drive determined) ; bit 5 -- drive b: multi data rate format capability ; (valid when drive determined) ; bit 4 -- 80 track capability ; bit 3 -- reserved ; bit 2 -- drive a: multi data rate capabality determined ; (drive determined) ; bit 1 -- drive a: multi data rate format capabality ; (valid when drive determined) ; bit 0 -- 80 track capabality ; driva_state db ? ; drive a: diskette state machine ; ; bit 7-6 -- data transfer rate ; 0 0 : 500 kbs ; 0 1 : reserved ; 1 0 : 250 kbs ; 1 1 : reserved ; bit 5 -- double stepping required(360k in 1.2m drive) ; bit 4 -- media/drive established ; bit 3 -- reserved ; bit 2 bit 1 bit 0 ; 0 0 0 360k in 360k drive unestablished ; 0 0 1 360k in 1.2m drive unestablished ; 0 1 0 1.2m in 1.2m drive unestablished ; 0 1 1 360k in 360k drive established ; 1 0 0 360k in 1.2m drive established ; 1 0 1 1.2m in 1.2m drive established ; 1 1 0 reserved ; 1 1 1 none of the above ; drivb_state db ? ; drive b: diskette state machine ; ; as same as drive_a_state ; driva_oper db ? ; drive a: state operation started ; ; bit 7-6 -- data transfer rate ; (valid when media determined) ; 00 : 500 kbs ; 01 : 300 kbs ; 10 : 250 kbs ; 11 : 500 kbs ; bit 5 -- media double stepping required ; bit 4 -- media determined/established ; bit 3 -- reserved ; bit 2 -- multi data rate capabality determined ; (drive determined) ; bit 1 -- multi data rate format capability ; bit 0 -- 80 track capabality ; drivb_oper db ? ; drive b: state operation started ; ; as same as drive_a_op ; driva_cylin db ? ; present cylinder number of drive a: drivb_cylin db ? ; present cylinder number of drive b: ; ; KEYBOARD FLAGS 096h ; kb_flag3 db ? ; keyboard mode state and type flag ; ; bit 0 -- 1 -- last code was e1 hidden code ; bit 1 -- 1 -- last code was e0 hidden code ; bit 2 -- 1 -- right crtl key depressed ; bit 3 -- 1 -- right alt key depressed ; alt graphics key depressed(WT only) ; bit 4 -- 1 -- 101/102 keyboard installed ; bit 5 -- 1 -- enhanced keyboard installed ; bit 6 -- 1 -- force Num Lock when read id and enhanced keyboard ; bit 7 -- 1 -- doing read ID(bit 0) ; kb_ldflag db ? ; key led flags ; ; bit 0 -- 1 -- scroll lock led ; bit 1 -- 1 -- Num lock led ; bit 2 -- 1 -- caps lock led ; bit 3 -- 1 -- reserved(=0) ; bit 4 -- 1 -- acknowledgement received ; bit 5 -- 1 -- resend recrived flag ; bit 6 -- 1 -- mode update ; bit 7 -- 1 -- keyboard transmit error flag ; ; REAL TIME CLOCK DATA 98h ; wait_offset dw ? ; offset of user wait flag wait_segmt dw ? ; segment of user wait flag wait_low dw ? ; low word of user wait flag wait_high dw ? ; high word of user wait flag wait_active db ? ; wait active flag ; 00h --> POST acknowledged ; 01h --> busy ; 80h --> POSTED ; ; FIXED DISK INTERRUPT VECTOR SAVED AREA ; VIDEO PARAMETER POINTER A1h ; db 3 dup (?) ; reserved hdisk_intvec dw 2 dup (?) ; saved fixed disk interrupt vector video_parptr dd 1 dup (?) ; pointer to video parameters ; dword 1 video parameter table pointer ; dword 2 reserved ; dword 3 alpha mode auxiliary pointer (initialized to 00:00) ; size description ; _________________________________________________________ ; byte bytes per character ; byte block to load, 0 = normal operation ; word number of font, 256d = normal operation ; word character offset, 0 = normal operation ; dword pointer to a font table ; byte display rows. if it contains 'ff', the maximum ; caculated value is used. ; byte list of mode values for which this font can be used ; the end of this list is 'ff'. ; dword 4 graphic mode auxiliary pointer (initialized to 00:00) ; size description ; ------------------------------------------------------------- ; byte displayable rows ; word bytes per character ; dword pointer to a font table ; byte list of mode values for which this font can be used. ; the end of list is 'ff'. db 27 dup (?) ; reserved ; ; Write Protect service routine C7H ; bios_ds dw ? ; save user DS vacc_off dw ? ; vacc_seg dw ? ; bios_vac db ? ; for BIOS vaccine ; bit 0 - 1 - WDD write Protect ; bit 1 - 1 - FDD write Protect ; bit 2 - 1 - WDD Write Protect mesg ; bit 3 - 1 - FDD Write Protect mesg ; bit 4 - 1 - System is 1100/33 ; bit 5-7 reserved day_count dw ? ; day count ; ; System speed status and Cache status(D0H) ; status_speed db ? ; bit 7-6 speed status ; 1 1 smart ; 0 1 Top speed ; 0 0 none of above ; bit 5 Weitek 3167 Math coprocessor ; bit 4 for 1100/25/20C ; 1 : 1100/25 ; 0 : 1100/20C ; for MSAT/16/20 ; 1 : MSAT/20 ; 0 : MSAT/16 ; bit 3 for 1100/25/20C only ; 1 : cache on ; 0 : cache off ; bit 2 0 : RAM BIOS good ; 1 : RAM BIOS bad ; bit 1 0 : RAM VIDEO good ; 1 : RAM VIDEO bad ; bit 0 0 : console exist ; 1 : console unexist bios_speed db ? ; bit 7-5 speed parameter(valid when bit 2 = 1) ; 000 6 MHZ ; 001 8 MHZ ; xxx bigger value, more fast ; bit 4 1 : flush cache memory ; 0 : ; bit 3 1 : enable cache system ; 0 : disable cache system ; bit 2 speed select ; 1 : enable speed change ; 0 : disable speed change ; bit 1 1 : enable RAM BIOS write ; 0 : disable RAM BIOS Write ; bit 0 1 : enable RAM BIOS ; 0 : disable RAM BIOS bios_d db ? ; ; bit 7 0 : not in setup ; 1 : in setup ; bit 6 0 : non CONNER ; 1 : CONNER WDD for 2nd WDD ; bit 5 0 : non CONNER ; 1 : CONNER WDD for 1st WDD ; bit 4 0 : 1st WDD active ; 1 : 2nd WDD active ; bit 3 reserved ; bit 2 0 : cache good ; 1 : cache bad ; bit 1 reversed ; bit 0 0 : jump F000:FFF0H ; 1 : cold start db 29 dup(?) ; reserved db 16 dup (?) ; reserved for user ; ; PRINTER SCREEN FLAG 100h ; prn_scren db ? ;printer screen status byte ;000h --> ready ;001h --> busy ;0ffh --> error biosdata ends