;---------------------------------------- ; EQUATES USED BY POST AND BIOS : ;---------------------------------------- MODEL_BYTE EQU 0FCH ; SYSTEM MODEL BYTE SUB_MODEL_BYTE EQU 002H ; SYSTEM SUB-MODEL TYPE BIOS_LEVEL EQU 000H ; BIOS REVISION LEVEL RATE_UPPER EQU 0F780H ; UPPER LIMIT + 13% RATE_LOWER EQU 0F9FDH ; LOWER LIMIT - 20% ;--------- 8042 KEYBOARD INTERFACE AND DIAGNOSTIC CONTROL REGISTERS ------------ PORT_A EQU 060H ; 8042 KEYBOARD SCAN CODE/CONTROL PORT PORT_B EQU 061H ; PORT B READ/WRITE DIAGNOSTIC REGISTER RAM_PAR_ON EQU 11110011B ; AND MASK FOR PARITY CHECKING ENABLE ON RAM_PAR_OFF EQU 00001100B ; OR MASK FOR PARITY CHECKING ENABLE OFF PARITY_ERR EQU 11000000B ; R/W MEMORY - I/O CHANNEL PARITY ERROR GATE2 EQU 00000001B ; TIMER 2 INPUT GATE CLOCK BIT SPK2 EQU 00000010B ; SPEAKER OUTPUT DATA ENABLE BIT REFRESH_BIT EQU 00010000B ; REFRESH TEST BIT OUT2 EQU 00100000B ; SPEAKER TIMER OUT2 INPUT BIT IO_CHECK EQU 01000000B ; I/O (MEMORY) CHECK OCCURRED BIT MASK PARITY_CHECK EQU 10000000B ; MEMORY PARITY CHECK OCCURRED BIT MASK STATUS_PORT EQU 064H ; 8042 STATUS PORT OUT_BUF_FULL EQU 00000001B ; 0 = +OUTPUT BUFFER FULL INPT_BUF_FULL EQU 00000010B ; 1 = +INPUT BUFFER FULL SYS_FLAG EQU 00000100B ; 2 = -SYSTEM FLAG -POST/-SELF TEST CMD_DATA EQU 00001000B ; 3 = -COMMAND/+DATA KYBD_INH EQU 00010000B ; 4 = +KEYBOARD INHIBITED TRANS_TMOUT EQU 00100000B ; 5 = +TRANSMIT TIMEOUT RCV_TMOUT EQU 01000000B ; 6 = +RECEIVE TIME OUT PARITY_EVEN EQU 10000000B ; 7 = +PARITY IS EVEN ;--------- 8042 INPUT PORT BIT DEFINITION SAVED IN @MFG_TST -------------------- BASE_MEM8 EQU 00001000B ; BASE PLANAR R/W MEMORY EXTENSION 640/X BASE_MEM EQU 00010000B ; BASE PLANAR R/W MEMORY SIZE 256/512 MFG_LOOP EQU 00100000B ; LOOP POST JUMPER BIT FOP MANUFACTURING DSP_JMP EQU 01000000B ; DISPLAY TYPE SWITCH JUMPER BIT KEY_BD_INHIB EQU 10000000B ; KEYBOARD INHIBIT SWITCH BIT ;--------- 8042 COMMANDS ------------------------------------------------------- WRITE_8042_LOC EQU 060H ; WRITE 8042 COMMAND BYTE SELF_TEST EQU 0AAH ; 8042 SELF TEST INTR_FACE_CK EQU 0ABH ; CHECK 8042 INTERFACE COMMAND DIS_KBD EQU 0ADH ; DISABLE KEYBOARD COMMAND ENA_KBD EQU 0AEH ; ENABLE KEYBOARD COMMAND READ_8042_INPUT EQU 0C0H ; READ 8042 INPUT PORT DISABLE_BIT20 EQU 0DDH ; DISABLE ADDRESS LINE BIT 20 ENABLE_BIT20 EQU 0DFH ; ENABLE ADDRESS LINE BIT 20 KYBD_CLK_DATA EQU 0E0H ; GET KEYBOARD CLOCK AND DATA COMMAND SHUT_CMD EQU 0FEH ; CAUSE A SHUTDOWN COMMAND KYBD_CLK EQU 001H ; KEYBOARD CLOCK BIT 0 ;---------- KEYBOARD/LED COMMANDS ---------------------------------------------- KB_RESET EQU 0FFH ; SELF DIAGNOSTIC COMMAND KB_RESEND EQU 0FEH ; RESEND COMMAND KB_MAKE_BREAK EQU 0FAH ; TYPAMATIC COMMAND KB_ENABLE EQU 0F4H ; KEYBOARD ENABLE KB_TYPA_RD EQU 0F3H ; TYPAMATIC RATE/DELAY COMMAND KB_READ_ID EQU 0F2H ; READ KEYBOARD ID COMMAND KB_ECHO EQU 0EEH ; ECHO COMMAND LED_CMD EQU 0EDH ; LED WRITE COMMAND ;---------- 8042 KEYBOARD RESPONSE --------------------------------------------- KB_OVER_RUN EQU 0FFH ; OVER RUN SCAN CODE KB_RESEND EQU 0FEH ; RESEND REQUEST KB_ACK EQU 0FAH ; ACKNOWLEDGE FROM TRANSMISSION KB_BREAK EQU 0F0H ; KEYBOARD BREAK CODE KB_OK EQU 0AAH ; RESPONSE FROM SELF DIAGNOSTIC ;---------- KEYBOARD SCAN CODES ------------------------------------------------ NUM_KEY EQU 69 ; SCAN CODE FOR NUMBER LOCK KEY SCROLL_KEY EQU 70 ; SCAN CODE FOR SCROLL LOCK KEY ALT_KEY EQU 56 ; SCAN CODE FOR ALTERNATE SHIFT KEY CTL_KEY EQU 29 ; SCAN CODE FOR CONTROL KEY CAPS_KEY EQU 58 ; SCAN CODE FOR SHIFT LOCK KEY DEL_KEY EQU 83 ; SCAN CODE FOR DELETE KEY INS_KEY EQU 82 ; SCAN CODE FOR INSERT KEY LEFT_KEY EQU 42 ; SCAN CODE FOR LEFT SHIFT RIGHT_KEY EQU 54 ; SCAN CODE FOR RIGHT SHIFT SYS_KEY EQU 84 ; SCAN CODE FOR SYSTEM KEY ;---------- ENHANCED KEYBOARD SCAN CODES --------------------------------------- ID_1 EQU 0ABH ; 1ST ID CHARACTER FOR KBX ID_2 EQU 041H ; 2ND ID CHARACTER FOR KBX ID_2A EQU 054H ; ALTERNATE 2ND ID CHAR FOR KBX F11_M EQU 87 ; F11 KEY MAKE F12_M EQU 88 ; F12 KEY MAKE MC_E0 EQU 224 ; GENERAL MARKER CODE MC_E1 EQU 225 ; PAUSE KEY MARKER CODE PAGE ;---------- FLAG EQUATES WITHIN @KB_FLAG -------------------------------------- RIGHT_SHIFT EQU 00000001B ; RIGHT SHIFT KEY DEPRESSED LEFT_SHIFT EQU 00000010B ; LEFT SHIFT KEY DEPRESSED CTL_SHIFT EQU 00000100B ; CONTROL SHIFT KEY DEPRESSED ALT_SHIFT EQU 00001000B ; ALTERNATE SHIFT KEY DEPRESSED SCROLL_STATE EQU 00010000B ; SCROLL LOCK STATE HAS BEEN TOGGLED NUM_STATE EQU 00100000B ; NUM LOCK STATE HAS BEEN TOGGLED CAPS_STATE EQU 01000000B ; CAPS LOCK STATE HAS BEEN TOGGLED INS_STATE EQU 10000000B ; INSERT STATE IS ACTIVE ;---------- FLAG EQUATES WITHIN @KB_FLAG_1 ------------------------------------ L_CTL_SHIFT EQU 00000001B ; LEFT CTL KEY DOWN L_ALT_SHIFT EQU 00000010B ; LEFT ALT KEY DOWN SYS_SHIFT EQU 00000100B ; SYSTEM KEY DEPRESSED AND HELD HOLD_STATE EQU 00001000B ; SUSPEND KEY HAS BEEN TOGGLED SCROLL_SHIFT EQU 00010000B ; SCROLL LOCK KEY IS DEPRESSED NUM_SHIFT EQU 00100000B ; NUM LOCK KEY IS DEPRESSED CAPS_SHIFT EQU 01000000B ; CAPS LOCK KEY IS DEPRESSED INS_SHIFT EQU 10000000B ; INSERT KEY IS DEPRESSED ;---------- FLAGS EQUATES WITHIN @KB_FLAG_2 ----------------------------------- KB_LEDS EQU 00000111B ; KEYBOARD LED STATE BITS ; EQU 00000001B ; SCROLL LOCK INDICATOR ; EQU 00000010B ; NUM LOCK INDICATOR ; EQU 00000100B ; CAPS LOCK INDICATOR ; EQU 00001000B ; RESERVED (MUST BE ZERO) KB_FA EQU 00010000B ; ACKNOWLEDGMENT RECEIVED KB_FE EQU 00100000B ; RESEND RECEIVED FLAG KB_PR_LED EQU 01000000B ; MODE INDICATOR UPDATE KB_ERR EQU 10000000B ; REYBOARD TRANSMIT ERROR FLAG ;---------- FLAGS EQUATES WITHIN @KB_FLAG_3 ----------------------------------- LC_E1 EQU 00000001B ; LAST CODE WAS THE E1 HIDDEN CODE LC_E0 EQU 00000010B ; LAST CODE WAS THE E0 HIDDEN CODE R_CTL_SHIFT EQU 00000100B ; RIGHT CTL KEY DOWN R_ALT_SHIFT EQU 00001000B ; RIGHT ALT KEY DOWN GRAPH_ON EQU 00001000B ; ALT GRAPHICS KEY DOWN (WT ONLY) KBX EQU 00010000B ; ENHANCED KEYBOARD INSTALLED SET_NUM_LK EQU 00100000B ; FORCE NUM LOCK IF READ ID AND KBX LC_AB EQU 01000000B ; LAST CHARACTER WAS FIRST ID CHARACTER RD_ID EQU 10000000B ; DOING A READ ID (MUST BE BIT0) PAGE ;---------------------------------------- ; CMOS EQUATES FOR THIS SYSTEM : ;------------------------------------------------------------------------------- CMOS_PORT EQU 070H ; I/O ADDRESS OF CMOS ADDRESS PORT CMOS_DATA EQU 071H ; I/O ADDRESS OF CMOS DATA PORT NMI EQU 10000000B ; DISABLE NMI INTERRUPTS MASK - ; HIGH BIT OF CMOS LOCATION ADDRESS ;---------- CMOS TABLE LOCATION ADDRESS'S ## ----------------------------------- CMOS_SECONDS EQU 000H ; SECONDS CMOS_SEC_ALARM EQU 001H ; SECONDS ALARM ## NOTE: ALL LOCATIONS CMOS_MINUTES EQU 002H ; MINUTES | IN THE CMOS AREA CMOS_MIN_ALARM EQU 003H ; MINUTES ALARM | ARE IBM USE ONLY CMOS_HOURS EQU 004H ; HOURS | AND SUBJECT TO CMOS_HR_ALARM EQU 005H ; HOURS ALARM | CHANGE. ONLY THE CMOS_DAY_WEEK EQU 006H ; DAY OF THE WEEK | POST & BIOS CODE CMOS_DAY_MONTH EQU 007H ; DAY OF THE MONTH | SHOULD DIRECTLY CMOS_MONTH EQU 008H ; MONTH | ACCESS LOCATIONS CMOS_YEAR EQU 009H ; YEAR (TWO DIGITS) | IN CMOS STORAGE. CMOS_REG_A EQU 00AH ; STATUS REGISTER A '----------------- CMOS_REG_B EQU 00BH ; STATUS REGISTER B ALARM CMOS_REG_C EQU 00CH ; STATUS REGISTER C FLAGS CMOS_REG_D EQU 00DH ; STATUS REGISTER D BATTERY CMOS_DIAG EQU 00EH ; POST DIAGNOSTIC STATUS RESULTS BYTE CMOS_SHUT_DOWN EQU 00FH ; SHUTDOWN STATUS COMMAND BYTE CMOS_DISKETTE EQU 010H ; DISKETTE DRIVE TYPE BYTE ; ; EQU 011H ; - RESERVED ;C CMOS_DISK EQU 012H ; FIXED DISK TYPE BYTE ;H ; EQU 013H ; - RESERVED ;E CMOS_EQUIP EQU 014H ; EQUIPMENT WORD LOW BYTE ;C CMOS_B_M_S_LO EQU 015H ; BASE MEMORY SIZE - LOW BYTE (X1024) ;K CMOS_B_M_S_HI EQU 016H ; BASE MEMORY SIZE - HIGH BYTE ;S CMOS_E_M_S_LO EQU 017H ; EXPANSION MEMORY SIZE - LOW BYTE ;U CMOS_E_M_S_HI EQU 018H ; EXPANSION MEMORY SIZE - HIGH BYTE ;M CMOS_DISK_1 EQU 019H ; FIXED DISK TYPE - DRIVE C EXTENSION ;E CMOS_DISK_2 EQU 01AH ; FIXED DISK TYPE - DRIVE D EXTENSION ;D ; EQU 01BH ; - 1BH THROUGH 2DH - RESERVED ; CMOS_CKSUM_HI EQU 02EH ; CMOS CHECKSUM - HIGH BYTE ;* CMOS_CKSUM_LO EQU 02FH ; CMOS CHECKSUM - LOW BYTE ;* CMOS_U_M_S_LO EQU 030H ; USABLE MEMORY ABOVE 1 MEG - LOW BYTE CMOS_U_M_S_HI EQU 031H ; USABLE MEMORY ABOVE 1 MEG - HIGH BYTE CMOS_CENTURY EQU 032H ; DATE CENTURY BYTE (BCD) CMOS_INFO128 EQU 033H ; 128KB INFORMATION STATUS FLAG BYTE ; EQU 034H ; - 34H THROUGH 3FH - RESERVED ;---------- CMOS DIAGNOSTIC STATUS ERROR FLAGS WITHIN CMOS DIAG ---------------- CMOS_CLK_FAIL EQU 00000100B ; CMOS CLOCK NOT UPDATING OR NOT VALID HF_FAIL EQU 00001000B ; FIXED DISK FAILURE ON INITIALIZATION W_MEM_SIZE EQU 00010000B ; MEMORY SIZE NOT EQUAL TO CONFIGURATION BAD_CONFIG EQU 00100000B ; MINIMUM CONFIG USED INSTEAD OF CMOS BAD_CKSUM EQU 01000000B ; CHECKSUM ERROR BAD_BAT EQU 10000000B ; DEAD BATTERY - CMOS LOST POWER ;---------- CMOS INFORMATION FLAGS --------------------------------------------- M640K EQU 10000000B ; 512K -> 640K OPTION INSTALLED (128K) ; EQU 01000000B ; FLAG USED BY CMOS SETUP UTILITY ;---------- DISKETTE EQUATES --------------------------------------------------- DUAL EQU 00000001B ; MASK FOR COMBO/DSP ADAPTER INT_FLAG EQU 10000000B ; INTERRUPT OCCURRENCE FLAG DSK_CHG EQU 10000000B ; DISKETTE CHANGE FLAG MASK BIT DETERMINED EQU 00010000B ; SET STATE DETERMINED IN STATE BITS HOME EQU 00010000B ; TRACK 0 MASK SENSE_DRV_ST EQU 00000100B ; SENSE DRIVE STATUS COMMAND TRK_SLAP EQU 030H ; CRASH STOP (48 TPI DRIVES) QUIET_SEEK EQU 00AH ; SEEK TO TRACK 10 MAX_DRV EQU 2 ; MAX NUMBER OF DRIVES HD12_SETTLE EQU 15 ; 1.2 M HEAD SETTLE TIME HD320_SETTLE EQU 20 ; 320 K HEAD SETTLE TIME MOTOR_WAIT EQU 37 ; 2 SECONDS OF COUNTS FOR MOTOR TURN OFF ;---------- DISKETTE ERRORS ---------------------------------------------------- TIME_OUT EQU 080H ; ATTACHMENT FAILED TO RESPOND BAD_SEEK EQU 040H ; SEEK OPERATION FAILED BAD_NEC EQU 020H ; DISKETTE CONTROLLER HAS FAILED BAD_CRC EQU 010H ; BAD CRC ON DISKETTE READ MED_NOT_FND EQU 00CH ; MEDIA TYPE NOT FOUND DMA_BOUNDARY EQU 009H ; ATTEMPT TO DMA ACROSS 64K BOUNDARY BAD_DMA EQU 008H ; DMA OVERRUN ON OPERATION MEDIA_CHANGE EQU 006H ; MEDIA REMOVED ON DUAL ATTACH CARD RECORD_NOT_FND EQU 004H ; REQUESTED SECTOR NOT FOUND WRITE_PROTECT EQU 003H ; WRITE ATTEMPTED ON WRITE PROTECT DISK BAD_ADDR_MARK EQU 002H ; ADDRESS MARK NOT FOUND BAD_CMD EQU 001H ; BAD COMMAND PASSED TO DISKETTE I/O ;---------- DISK CHANGE LINE EQUATES ------------------------------------------- NOCHGLN EQU 001H ; NO DISK CHANGE LINE AVAILABLE CHGLN EQU 002H ; DISK CHANGE LINE AVAILABLE ;---------- MEDIA/DRIVE STATE INDICATORS --------------------------------------- TRK_CAPA EQU 00000001B ; 80 TRACK CAPABILITY FMT_CAPA EQU 00000010B ; MULTIPLE FORMAT CAPABILITY (1.2M) DRV_DET EQU 00000100B ; DRIVE DETERMINED MED_DET EQU 00010000B ; MEDIA DETERMINED BIT DBL_STEP EQU 00100000B ; DOUBLE STEP BIT RATE_MSK EQU 11000000B ; MASK FOR CLEARING ALL BUT RATE RATE_500 EQU 00000000B ; 500 KBS DATA RATE RATE_300 EQU 01000000B ; 300 KBS DATA RATE RATE_250 EQU 10000000B ; 250 KBS DATA RATE STRT_MSK EQU 00001100B ; OPERATION START RATE MASK SEND_MSK EQU 11000000B ; MASK FOR SEND RATE BITS ;---------- MEDIA/DRIVE STATE INDICATORS COMPATIBILITY ------------------------- M3D3U EQU 00000000B ; 360 MEDIA/DRIVE NOT ESTABLISHED M3D1U EQU 00000001B ; 360 MEDIA,1.2DRIVE NOT ESTABLISHED M1D1U EQU 00000010B ; 1.2 MEDIA/DRIVE NOT ESTABLISHED MED_UNK EQU 00000111B ; NONE OF THE ABOVE PAGE ;---------- INTERRUPT EQUATES -------------------------------------------------- EOI EQU 020H ; END OF INTERRUPT COMMAND TO 8259 INTA00 EQU 020H ; 8259 PORT INTA01 EQU 021H ; 8259 PORT INTB00 EQU 0A0H ; 2ND 8259 INTB01 EQU 0A1H ; INT_TYPE EQU 070H ; START OF 8259 INTERRUPT TABLE LOCATION INT_VIDEO EQU 010H ; VIDEO VECTOR ;------------------------------------------------------------------------------- DMA08 EQU 008H ; DMA STATUS REGISTER PORT ADDRESS DMA EQU 000H ; DMA CH.0 ADDRESS REGISTER PORT ADDRESS DMA18 EQU 0D0H ; 2ND DMA STATUS PORT ADDRESS DMA1 EQU 0C0H ; 2ND DMA CH.0 ADDRESS REGISTER ADDRESS ;------------------------------------------------------------------------------- TIMER EQU 040H ; 8254 TIMER - BASE ADDRESS ;--------- MANUFACTURING PORT -------------------------------------------------- MFG_PORT EQU 80H ; MANUFACTURING AND POST CHECKPOINT PORT ; DMA CHANNEL 0 PAGE REGISTER ADDRESS ;--------- MANUFACTURING BIT DEFINITION FOR @MFG_ERR_FLAG+1 -------------------- MEM_FAIL EQU 00000001B ; STORAGE TEST FAILED (ERROR 20X) PRO_FAIL EQU 00000010B ; VIRTUAL MODE TEST FAILED (ERROR 104) LMCS_FAIL EQU 00000100B ; LOW MEG CHIP SELECT FAILED (ERROR 109) KYCLK_FAIL EQU 00001000B ; KEYBOARD CLOCK TEST FAILED (ERROR 304) KY_SYS_FAIL EQU 00010000B ; KEYBOARD OR SYSTEM FAILED (ERROR 303) KYBD_FAIL EQU 00100000B ; KEYBOARD FAILED (ERROR 301) DSK_FAIL EQU 01000000B ; DISKETTE TEST FAILED (ERROR 601) KEY_FAIL EQU 10000000B ; KEYBOARD LOCKED (ERROR 302) ;------------------------------------------------------------------------------- DMA_PAGE EQU 081H ; START OF DMA PAGE REGISTERS LAST_DMA_PAGE EQU 08FH ; LAST DMA PAGE REGISTER ;------------------------------------------------------------------------------- X287 EQU 0F0H ; MATH COPROCESSOR CONTROL PORT ;------------------------------------------------------------------------------- POST_SS EQU 00000H ; POST STACK SEGMENT POST_SP EQU 08000H ; POST STACK POINTER ;------------------------------------------------------------------------------- CR EQU 000DH ; CARRIAGE RETURN CHARACTER LF EQU 000AH ; LINE FEED CHARACTER RVRT EQU 00001000B ; VIDEO VERTICAL RETRACE BIT RHRZ EQU 00000001B ; VIDEO HORIZONTAL RETRACE BIT H EQU 256 ; HIGH BYTE FACTOR (X 100H) X EQU H+1 ; HIGH AND LOW BYTE FACTOR (X 101H)