;;Rev 3.30 Modification ;Equates for CMOS. ;---------------------------------------- ; 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 ; ;;End of Modification