INT 15 - Microsoft TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. Specification INT 15 - MultiDOS Plus - GIVE UP TIME SLICE (AH=00h) INT 15 - VMiX v2+ - INSTALLATION CHECK (AH=00h) INT 15 - Amstrad PC1512 - GET AND RESET MOUSE COUNTS (AH=00h) INT 15 - CASSETTE - TURN ON TAPE DRIVE'S MOTOR (PCIBM PC and PCjr only) (AH=00h) INT 15 - MultiDOS Plus - REQUEST RESOURCE SEMAPHORE (AH=01h) INT 15 - VMiX - "sys_chanreq" - I/O CHANNEL OBJECT MANAGER (AH=01h) INT 15 - Amstrad PC1512 - WRITE DATA TO NON-VOLATILE RAM(Random Access Memory) See also DRAM, SRAM. (AH=01h/AL=3Fh) INT 15 - CASSETTE - TURN OFF TAPE DRIVE'S MOTOR (PCIBM PC and PCjr only) (AH=01h) INT 15 - MultiDOS Plus - RELEASE RESOURCE SEMAPHORE (AH=02h) INT 15 - VMiX - "sys_memreq" - MEMORY OBJECT MANAGER (AH=02h) INT 15 - Amstrad PC1512 - READ DATA FROM NON-VOLATILE RAM(Random Access Memory) See also DRAM, SRAM. (AH=02h/AL=3Fh) INT 15 - CASSETTE - READ DATA (PCIBM PC and PCjr only) (AH=02h) INT 15 - MultiDOS Plus - SUSPEND TASK FOR INTERVAL (AH=03h) INT 15 - VMiX - "sys_pinput" - PROMPTED CONSOLE INPUT (AH=03h) INT 15 - Amstrad PC1512 - WRITE VDU(Video Display Unit) Mainframe-speak for computer monitor. COLOR PLANE WRITE REGISTER (AH=03h) INT 15 - CASSETTE - WRITE DATA (PCIBM PC and PCjr only) (AH=03h) INT 15 - MultiDOS Plus - SEND MESSAGE TO ANOTHER TASK (AH=04h) INT 15 - VMiX - "sys_vprintf" - FORMATTED OUTPUT TO STREAM (AH=04h) INT 15 - Amstrad PC1512 - WRITE VDU(Video Display Unit) Mainframe-speak for computer monitor. COLOR PLANE READ REGISTER (AH=04h) INT 15 - SYSTEM - BUILD ABIOS(Advanced BIOS) The IBMInternational Busiuness Machines XTIBM PC XT/286 and PS/2IBM PS/2, any model models with 80286 or higher processors contain two separate BIOSes. The ABIOS is a protected-mode BIOS which is used by OS/2. For machines without an ABIOS, such as the IBMInternational Busiuness Machines ATIBM PC AT, OS/2 loads the equivalent of the ABIOS from disk. see also CBIOS SYSTEM PARAMETER TABLE (PSIBM PS/2, any model) (AH=04h) INT 15 - MultiDOS Plus - CHECK MAILBOX (AH=05h) INT 15 - VMiX - "sys_getpid" - GET PROCESS ID OF CURRENT PROCESS (AH=05h) INT 15 - Amstrad PC1512 - WRITE VDU(Video Display Unit) Mainframe-speak for computer monitor. GRAPHICS BORDER REGISTER (AH=05h) INT 15 - SYSTEM - BUILD ABIOS(Advanced BIOS) The IBMInternational Busiuness Machines XTIBM PC XT/286 and PS/2IBM PS/2, any model models with 80286 or higher processors contain two separate BIOSes. The ABIOS is a protected-mode BIOS which is used by OS/2. For machines without an ABIOS, such as the IBMInternational Busiuness Machines ATIBM PC AT, OS/2 loads the equivalent of the ABIOS from disk. see also CBIOS INITIALIZATION TABLE (PSIBM PS/2, any model) (AH=05h) INT 15 - MultiDOS Plus - READ MAILBOX (AH=06h) INT 15 - VMiX - "sys_getpcb" - GET POINTER TO PROCESS CONTROL BLOCK (AH=06h) INT 15 - Amstrad PC1512 - GET ROS VERSION NUMBER (AH=06h) INT 15 - MultiDOS Plus - SPAWN INTERNAL TASK (CREATE NEW THREAD) (AH=07h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=07h) INT 15 - VMiX - "sys_getocb" - GET POINTER TO OBJECT CONTROL BLOCK (AH=07h) INT 15 - MultiDOS Plus - TERMINATE INTERNAL TASK (KILL THREAD) (AH=08h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - WAIT REQUESTED TIME PERIOD (AH=08h) INT 15 - VMiX - "sys_getccb" - GET CHANNEL CONTROL BLOCK (AH=08h) INT 15 - MultiDOS Plus - CHANGE TASK'S PRIORITY (AH=09h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - RESERVED FOR PCMCIA SYSTEM RESOURCE TABLE ACCESS (AH=09h) INT 15 - VMiX - "sys_getqueue" - GET ID OF QUEUED ELEMENT (AH=09h) INT 15 - MultiDOS Plus - CHANGE TIME SLICE INTERVAL (AH=0Ah) INT 15 - VMiX - "sys_qetqnext" - GET ID OF NEXT QUEUED ELEMENT (AH=0Ah) INT 15 - MultiDOS Plus - FORCE DISPLAY OUTPUT TO PHYSICAL SCREEN MEMORY (AH=0Bh) INT 15 - VMiX - "sys_sysreq" - SYSTEM CONFIGURATION MANAGER (AH=0Bh) INT 15 - MultiDOS Plus - RESTORE OLD VIDEO DISPLAY MEMORY (AH=0Ch) INT 15 - VMiX - "sys_getstack" - GET POINTER TO PROCESS TSS STACK (AH=0Ch) INT 15 - MultiDOS Plus - DISABLE MULTITASKING (AH=0Dh) INT 15 - VMiX - "sys_spawn" - START A CHILD PROCESS JOB SHELL (AH=0Dh) INT 15 - MultiDOS Plus - ENABLE MULTITASKING (AH=0Eh) INT 15 - VMiX - "sys_kill" - HARD TERMINATE PROCESS (AH=0Eh) INT 15 - MultiDOS Plus - EXECUTE A MULTIDOS PLUS COMMAND (AH=0Fh) INT 15 - VMiX - "sys_getqkey" - GET KEY FIELD OF QUEUED ELEMENT (AH=0Fh) INT 15 - SYSTEM - FORMAT UNIT PERIODIC INTERRUPT (PSIBM PS/2, any model ESDI(Enhanced Small Device Interface) A disk drive interface type which was briefly popular before IDE took over. An ESDI drive can transfer data between the drive and controller at 10, 15, or 20 megabits per second, which is faster than an MFM or RLL controller but slower than what is possible with an IDE or SCSI drive. See also IDE. drives only) {callout or callback} (AH=0Fh) INT 15 - DESQview (TopViewTopView, DESQview, TaskView, OmniView, other compatibles???) - UNIMPLEMENTED IN DV 2.x (AH=10h/AL=26h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - UNIMPLEMENTED IN DV 2.x (AH=10h/AL=04h) INT 15 - MultiDOS Plus - TEST RESOURCE SEMAPHORE (AH=10h) INT 15 - VMiX - "sys_virtual" - EXECUTE CONFORMING FUNCTION IN PROTECTED MODE (AH=10h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "PAUSE" - GIVE UP CPU(Central Processing Unit) The microprocessor which executes programs on your computer. TIME (AX=1000h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "GETMEM" - ALLOCATE "SYSTEM" MEMORY (AX=1001h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "PUTMEM" - DEALLOCATE "SYSTEM" MEMORY (AX=1002h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "PRINTC" - DISPLAY CHARACTER/ATTRIBUTE ON SCREEN (AX=1003h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "GETBIT" - DEFINE A 2ND-LEVEL INTERRUPT HANDLER (AX=1013h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "FREEBIT" - UNDEFINE A 2ND-LEVEL INTERRUPT HANDLER (AX=1014h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "SETBIT" - SCHEDULE ONE OR MORE 2ND-LEVEL INTERRUPTS (AX=1015h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "ISOBJ" - VERIFY OBJECT HANDLE (AX=1016h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - UNIMPLEMENTED IN DV 2.x (AX=1017h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "LOCATE" - FIND WINDOW ATIBM PC AT A GIVEN SCREEN LOCATION (AX=1018h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "SOUND" - MAKE TONE (AX=1019h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "OSTACK" - SWITCH TO TASK'S INTERNAL STACK (AX=101Ah) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "BEGINC" - BEGIN CRITICAL REGION (AX=101Bh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "ENDC" - END CRITICAL REGION (AX=101Ch) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "STOP" - STOP TASK (AX=101Dh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "START" - START TASK (AX=101Eh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "DISPEROR" - POP-UP ERROR WINDOW (AX=101Fh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - UNIMPLEMENTED IN DV v2.00+ (AX=1020h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "PGMINT" - INTERRUPT ANOTHER TASK (AX=1021h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "GETVER" - GET VERSION (AX=1022h/BX=0000h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "POSWIN" - POSITION WINDOW (AX=1023h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "GETBUF" - GET VIRTUAL SCREEN INFO (AX=1024h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - "USTACK" - SWITCH BACK TO USER'S STACK (AX=1025h) INT 15 - DESQview v2.00+ (TopViewTopView, DESQview, TaskView, OmniView, other compatibles???) - "POSTTASK" - AWAKEN TASK (AX=102Bh) INT 15 - DESQview v2.00+ - "NEWPROC" - START NEW APPLICATION IN NEW PROCESS (AX=102Ch) INT 15 - DESQview v2.00+ - "KMOUSE" - KEYBOARD MOUSE CONTROL (AX=102Dh) INT 15 - DESQview v2.40+ - ALLOCATE SYSTEM MEMORY (AX=102Eh) INT 15 - MultiDOS Plus - TURN OFF AltZ TOGGLE (AH=11h) INT 15 - VMiX - "sys_system" - EXECUTE SHELL SYSTEM COMMANDS (AH=11h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles commands (AH=11h/AL=17h) INT 15 - DESQview v2.20+ - "ASSERTMAP" - GET/SET MAPPING CONTEXT (AX=1117h/BX=0000h) INT 15 - DESQview - QEXT.SYS - INSTALLATION CHECK (AX=11DEh) INT 15 - MultiDOS Plus - TURN ON AltZ TOGGLE (AH=12h) INT 15 - VMiX - "sys_sleep" - PUT PROCESS TO SLEEP (AH=12h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "HANDLE" - RETURN OBJECT HANDLE (AH=12h/BH=00h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "NEW" - CREATE NEW OBJECT (AH=12h/BH=01h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "FREE" - FREE AN OBJECT (AH=12h/BH=02h) INT 15 - DESQview v2.26+ - "CONNECT" - CONNECT TWO WINDOWS (AH=12h/BH=03h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "ADDR" - GET HANDLE OF MESSAGE SENDER (AH=12h/BH=03h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "READ" - GET NEXT RECORD FROM OBJECT (AH=12h/BH=04h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "READ" - READ NEXT LOGICAL LINE OF WINDOW (AH=12h/BH=04h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "WRITE" - WRITE STRING TO WINDOW (AH=12h/BH=05h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "WRITE" - WRITE TO OBJECT (AH=12h/BH=05h) INT 15 - DESQview 2.20+ - SEND MESSAGE - "SETPRI" - SET PRIORITY WITHIN OBJECTQ (AH=12h/BH=06h) INT 15 - DESQview 2.20+ - SEND MESSAGE - "GETPRI" - GET PRIORITY WITHIN OBJECTQ (AH=12h/BH=07h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SIZEOF" - GET OBJECT SIZE (AH=12h/BH=08h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "LEN" - GET OBJECT LENGTH (AH=12h/BH=09h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "ADDTO" - SET OBJECT BITS (AH=12h/BH=0Ah) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "ADDTO" - SEND MAILBOX MESSAGE/STAT BY VALUE (AH=12h/BH=0Ah) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "ADDTO" - WRITE CHARS AND ATTRIBS TO WINDOW (AH=12h/BH=0Ah) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SUBFROM" - RESET OBJECT BITS (AH=12h/BH=0Bh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SUBFROM" - REMOVE OBJECT FROM OBJECTQ (AH=12h/BH=0Bh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SUBFROM" - SEND MAILBOX MESSAGE/STAT BY REF (AH=12h/BH=0Bh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SUBFROM" - WRITE ATTRIBUTES TO WINDOW (AH=12h/BH=0Bh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "OPEN" - OPEN OBJECT (AH=12h/BH=0Ch) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "CLOSE" - CLOSE OBJECT (AH=12h/BH=0Dh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "ERASE" - ERASE OBJECT (AH=12h/BH=0Eh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "STATUS" - GET OBJECT STATUS (AH=12h/BH=0Fh) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "EOF" - GET OBJECT EOF STATUS (AH=12h/BH=10h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SETNAME" - ASSIGN NAME TO MAILBOX (AH=12h/BH=11h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "ATIBM PC AT" - POSITION OBJECT CURSOR (AH=12h/BH=11h) INT 15 - DESQview 2.50+ - SEND MESSAGE - "GETNAME" - GET NAME OF MAILBOX (AH=12h/BH=12h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "READN" - GET NEXT N OBJECT BYTES (AH=12h/BH=12h) INT 15 - DESQview 2.50+ - SEND MESSAGE - "READINTO" - GET NEXT MAIL MESSAGE (AH=12h/BH=13h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "REDRAW" - REDRAW WINDOW (AH=12h/BH=13h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "LOCK" - REQUEST EXCLUSIVE ACCESS TO RESOURCE (AH=12h/BH=14h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SETESC" - SET ESCAPE ROUTINE ADDRESS (AH=12h/BH=14h) INT 15 - DESQview v2.20+ - SEND MESSAGE - "SETFLAGS" - SET OBJECT FLAGS (AH=12h/BH=15h) INT 15 - DESQview v2.20+ - SEND MESSAGE - "GETFLAGS" - GET OBJECT FLAGS (AH=12h/BH=16h) INT 15 - DESQview v2.42-2.52 - BUG (AH=12h/BH=17h) INT 15 - DESQview v2.50+ - SEND MESSAGE 00h WITH ERROR RECOVERY (AH=12h/BH=80h) INT 15 - DESQview v2.50+ - SEND MESSAGE 01h WITH ERROR RECOVERY (AH=12h/BH=81h) INT 15 - DESQview v2.50+ - SEND MESSAGE 02h WITH ERROR RECOVERY (AH=12h/BH=82h) INT 15 - DESQview v2.50+ - SEND MESSAGE 03h WITH ERROR RECOVERY (AH=12h/BH=83h) INT 15 - DESQview v2.50+ - SEND MESSAGE 04h WITH ERROR RECOVERY (AH=12h/BH=84h) INT 15 - DESQview v2.50+ - SEND MESSAGE 05h WITH ERROR RECOVERY (AH=12h/BH=85h) INT 15 - DESQview v2.50+ - SEND MESSAGE 06h WITH ERROR RECOVERY (AH=12h/BH=86h) INT 15 - DESQview v2.50+ - SEND MESSAGE 07h WITH ERROR RECOVERY (AH=12h/BH=87h) INT 15 - DESQview v2.50+ - SEND MESSAGE 08h WITH ERROR RECOVERY (AH=12h/BH=88h) INT 15 - DESQview v2.50+ - SEND MESSAGE 09h WITH ERROR RECOVERY (AH=12h/BH=89h) INT 15 - DESQview v2.50+ - SEND MESSAGE 0Ah WITH ERROR RECOVERY (AH=12h/BH=8Ah) INT 15 - DESQview v2.50+ - SEND MESSAGE 0Bh WITH ERROR RECOVERY (AH=12h/BH=8Bh) INT 15 - DESQview v2.50+ - SEND MESSAGE 0Ch WITH ERROR RECOVERY (AH=12h/BH=8Ch) INT 15 - DESQview v2.50+ - SEND MESSAGE 0Dh WITH ERROR RECOVERY (AH=12h/BH=8Dh) INT 15 - DESQview v2.50+ - SEND MESSAGE 0Eh WITH ERROR RECOVERY (AH=12h/BH=8Eh) INT 15 - DESQview v2.50+ - SEND MESSAGE 0Fh WITH ERROR RECOVERY (AH=12h/BH=8Fh) INT 15 - DESQview v2.50+ - SEND MESSAGE 10h WITH ERROR RECOVERY (AH=12h/BH=90h) INT 15 - DESQview v2.50+ - SEND MESSAGE 11h WITH ERROR RECOVERY (AH=12h/BH=91h) INT 15 - DESQview v2.50+ - SEND MESSAGE 12h WITH ERROR RECOVERY (AH=12h/BH=92h) INT 15 - DESQview v2.50+ - SEND MESSAGE 13h WITH ERROR RECOVERY (AH=12h/BH=93h) INT 15 - DESQview v2.50+ - SEND MESSAGE 14h WITH ERROR RECOVERY (AH=12h/BH=94h) INT 15 - DESQview v2.50+ - SEND MESSAGE 15h WITH ERROR RECOVERY (AH=12h/BH=95h) INT 15 - DESQview v2.50+ - SEND MESSAGE 16h WITH ERROR RECOVERY (AH=12h/BH=96h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "DIR" - GET PANEL FILE DIRECTORY (AH=12h/BX=0300h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "APPLY" - WRITE PANEL TO WINDOW (AH=12h/BX=0400h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "READ" - WAIT FOR TIMER TO EXPIRE (AH=12h/BX=0400h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SETSCALE" - SET POINTER SCALE FACTOR (AH=12h/BX=1100h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "GETSCALE" - GET POINTER SCALE FACTOR (AH=12h/BX=1200h) INT 15 - TopViewTopView, DESQview, TaskView, OmniView, other compatibles - SEND MESSAGE - "SETICON" - SPECIFY POINTER ICON (AH=12h/BX=1300h) INT 15 - MultiDOS Plus - GET TASK CONTROL BLOCK (AH=13h) INT 15 - VMiX - "sys_wake" - WAKE SLEEPING PROCESS (AH=13h) INT 15 - MultiDOS Plus - CHECK IF MultiDOS FOREGROUND OR BACKGROUND (AH=14h) INT 15 - VMiX - "sys_clrwindow" - CLEAR WINDOW (AH=14h) INT 15 - MultiDOS Plus - GET SYSTEM BLOCK (AH=15h) INT 15 - VMiX - "sys_setbwindow" - SET BANNER WINDOW MESSAGE (AH=15h) INT 15 - MultiDOS Plus - INITIALIZATION (AH=16h) INT 15 - VMiX - "sys_setwindow" - SET ROOT WINDOW SIZE AND HOME CURSOR (AH=16h) INT 15 - MultiDOS Plus - MAP IRQ(Interrupt ReQuest) A hardware line connected to the interrupt controller chip which signals that a CPU interrupt should be generated. (AH=17h) INT 15 - VMiX - "sys_getcolors" - GET CONSOLE WINDOW COLORS (AH=17h) INT 15 - MultiDOS Plus - UNMAP IRQ(Interrupt ReQuest) A hardware line connected to the interrupt controller chip which signals that a CPU interrupt should be generated. (AH=18h) INT 15 - VMiX - "sys_setcolors" - SET CONSOLE COLORS (AH=18h) INT 15 - MultiDOS Plus - UNMAP ALL IRQs (AH=19h) INT 15 - VMiX v2+ - "sys_setconwn" - SET WINDOW COLORS (AH=19h) INT 15 - MultiDOS Plus - MAP SEMAPHORE NAME TO NUMBER (AH=1Ah) INT 15 - VMiX v2+ - "sys_sint" - INVOKE SOFTWARE INTERRUPT (AH=1Ah) INT 15 - MultiDOS Plus - REQUEST RESOURCE SEMAPHORE BY NAME (AH=1Bh) INT 15 - VMiX v2+ - "sys_blkmov" - MOVE MEMORY BLOCK (AH=1Bh) INT 15 - MultiDOS Plus - RELEASE RESOURCE SEMAPHORE BY NAME (AH=1Ch) INT 15 - VMiX v2+ - "sys_bitblt" - PUT GRAPHICAL OBJECT ATIBM PC AT CURSOR POSITION (AH=1Ch) INT 15 - MultiDOS Plus - TEST RESOURCE SEMAPHORE BY NAME (AH=1Dh) INT 15 - VMiX v2+ - "sys_getfont" - GET CURRENT CONSOLE GRAPHICS FONT (AH=1Dh) INT 15 - VMiX v2+ - "sys_setfont" - SET CONSOLE GRAPHICS FONT (AH=1Eh) INT 15 - MultiDOS Plus - CLEAR EVENT COUNTER (AX=1E00h) INT 15 - MultiDOS Plus - TRIGGER EVENT (AX=1E01h) INT 15 - MultiDOS Plus - WAIT FOR EVENT (AX=1E02h) INT 15 - MultiDOS Plus 4.01 - SET CONTEXT-SWITCH FUNCTIONS (AX=1E08h) INT 15 - MultiDOS Plus v4.01 - GET MEMORY PARAMETERS (AH=1Fh) INT 15 - VMiX v2.???+ - "sys_scrollwin" - SCROLL WINDOW (AH=1Fh) INT 15 - MultiDOS Plus v4.01 - CHECK IF MULTITASKING ENABLED (AH=20h) INT 15 - DOS 3.0+ PRINT.COM - DISABLE CRITICAL REGION FLAG {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=2000h) INT 15 - DOS 3.0+ PRINT.COM - SET CRITICAL REGION FLAG {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=2001h) INT 15 - OS HOOK - SETUP SYSREQ ROUTINE (ATIBM PC AT,XT286IBM PC XT/286,PS50+IBM PS/2 Models 50,60,70,80) (AX=2010h) INT 15 - OS HOOK - COMPLETION OF SYSREQ FUNCTION (ATIBM PC AT,XT286IBM PC XT/286,PS50+IBM PS/2 Models 50,60,70,80) (AX=2011h) INT 15 - SYSTEM - POWER-ON SELF-TEST ERROR LOG (PS50+IBM PS/2 Models 50,60,70,80) (AH=21h) INT 15 - SYSTEM - later PSIBM PS/2, any model/2s - LOCATE ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. BASIC(Beginner's All-purpose Symbolic Instruction Code) A programming language originally designed as a means of teaching FORTRAN. There are many variations of BASIC with differing capabilities; the majority are interpreted but compiled BASIC is becoming more popular. All genuine IBMInternational Busiuness Machines personal computers (including the latest PS/2IBM PS/2, any model models) come equipped with a cassette-based BASIC interpreter in ROM. (AH=22h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SMART ENERGY SYSTEM - GET ??? CMOS(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption. DATA {partially documented} (AX=2300h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SMART ENERGY SYSTEM - SET ??? CMOS(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption. DATA {partially documented} (AX=2301h/CL=2Dh/CH=2Eh) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SMART ENERGY SYSTEM - GET ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. STARTUP VIDEO REG TABLES {partially documented} (AX=2302h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SMART ENERGY SYSTEM - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=2303h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SMART ENERGY SYSTEM - SYSTEM SETUP {partially documented} (AX=2304h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SMART ENERGY SYSTEM - GET PROCESSOR SPEED {partially documented} (AX=2305h) INT 15 - SYSTEM - later PSIBM PS/2, any model/2s - DISABLE A20(Address line 20) The 80286 and higher CPUs allow addresses in real mode to extend slightly beyond the one megabyte mark, which causes an incompatibility with some older programs which expect such addresses to wrap back to the beginning of the address space. For complete compatibility with the 8088, newer machines thus contain circuitry which permits the twenty-first address line (A20) to be disabled. The CPU then effectively has only twenty address lines in real mode, just as the 8088 does, and addresses which would extend beyond the one megabyte mark wrap to the beginning of the address space. See also High Memory Area, Real Mode. GATE (AX=2400h) INT 15 - SYSTEM - later PSIBM PS/2, any model/2s - ENABLE A20(Address line 20) The 80286 and higher CPUs allow addresses in real mode to extend slightly beyond the one megabyte mark, which causes an incompatibility with some older programs which expect such addresses to wrap back to the beginning of the address space. For complete compatibility with the 8088, newer machines thus contain circuitry which permits the twenty-first address line (A20) to be disabled. The CPU then effectively has only twenty address lines in real mode, just as the 8088 does, and addresses which would extend beyond the one megabyte mark wrap to the beginning of the address space. See also High Memory Area, Real Mode. GATE (AX=2401h) INT 15 - SYSTEM - later PSIBM PS/2, any model/2s - GET A20(Address line 20) The 80286 and higher CPUs allow addresses in real mode to extend slightly beyond the one megabyte mark, which causes an incompatibility with some older programs which expect such addresses to wrap back to the beginning of the address space. For complete compatibility with the 8088, newer machines thus contain circuitry which permits the twenty-first address line (A20) to be disabled. The CPU then effectively has only twenty address lines in real mode, just as the 8088 does, and addresses which would extend beyond the one megabyte mark wrap to the beginning of the address space. See also High Memory Area, Real Mode. GATE STATUS (AX=2402h) INT 15 - SYSTEM - later PSIBM PS/2, any model/2s - QUERY A20(Address line 20) The 80286 and higher CPUs allow addresses in real mode to extend slightly beyond the one megabyte mark, which causes an incompatibility with some older programs which expect such addresses to wrap back to the beginning of the address space. For complete compatibility with the 8088, newer machines thus contain circuitry which permits the twenty-first address line (A20) to be disabled. The CPU then effectively has only twenty address lines in real mode, just as the 8088 does, and addresses which would extend beyond the one megabyte mark wrap to the beginning of the address space. See also High Memory Area, Real Mode. GATE SUPPORT (AX=2403h) INT 15 - Object Kernel for DOS - INSTALLATION CHECK (AX=3000h) INT 15 - Object Kernel for DOS - GET STATUS BLOCK (AX=3001h) INT 15 - Object Kernel for DOS - KILL PROCESS (AX=3002h) INT 15 - Object Kernel for DOS - STOP PROCESS (AX=3003h) INT 15 - Object Kernel for DOS - START PROCESS (AX=3004h) INT 15 - Object Kernel for DOS - RESTART PROCESS (AX=3005h) INT 15 - Object Kernel for DOS - EXECUTE PROCESS (AX=3006h) INT 15 - Object Kernel for DOS - LIST PROCESSES (AX=3007h) INT 15 - Object Kernel for DOS - SWITCH ObjectKernel ON/OFF (AX=3008h) INT 15 - Object Kernel for DOS - RESERVED FOR FUTURE USE (AX=3009h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=3Dh) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=3Eh) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=3Fh) INT 15 - SYSTEM - READ/MODIFY PROFILES (CONVERTIBLE) (AH=40h) INT 15 - Compaq SLT/286 or Portable 386 - READ LCD(Liquid Crystal Display)/PLASMA TIMEOUT (AX=4000h) INT 15 - Compaq SLT/286 or Portable 386 - SET LCD(Liquid Crystal Display)/PLASMA TIMEOUT (AX=4001h) INT 15 - SYSTEM - WAIT ON EXTERNAL EVENT (CONVERTIBLE and some others) (AH=41h) INT 15 - SYSTEM - REQUEST POWER OFF (CONVERTIBLE,HP 95LX) (AH=42h) INT 15 - Compaq SLT/286 - ENTER STANDBY (AX=4280h) INT 15 - SYSTEM - READ SYSTEM STATUS (CONVERTIBLE) (AH=43h) INT 15 - SYSTEM - (DE)ACTIVATE INTERNAL MODEM POWER (CONVERTIBLE) (AH=44h) INT 15 - Olivetti Quaderno - INITIALIZE DIGITAL SIGNAL PROCESSING??? (AX=44C0h) INT 15 - Olivetti Quaderno - ??? (AX=44C1h) INT 15 - Olivetti Quaderno - ??? (AX=44C2h) INT 15 - Olivetti Quaderno - GET ??? (AX=44C3h) INT 15 - Olivetti Quaderno - ??? (AX=44C4h) INT 15 - Olivetti Quaderno - READ LCD(Liquid Crystal Display) (AX=44C6h) INT 15 - Olivetti Quaderno - WRITE LCD(Liquid Crystal Display) (AX=44C7h) INT 15 - Olivetti Quaderno - ??? (AX=44C8h) INT 15 - Olivetti Quaderno - GET XBIOS VERSION (AX=44C9h) INT 15 - Toshiba laptops - SECURITY LEVEL CHECK {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=44F1h) INT 15 - Toshiba laptops - SECURITY LEVEL CHECK {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=44F2h/BX=0604h) INT 15 - Toshiba laptops - SECURITY LEVEL CHECK {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=44F3h) INT 15 - HP 100LX/200LX - SET DISPLAY CONTROL STATUS {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=45h) INT 15 - HP 100LX/200LX - SET POWER OFF TIMEOUT {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=46h) INT 15 - Compaq SLT/286 - READ POWER CONSERVATION/MODEM CONFIGURATION (AX=4600h) INT 15 - Compaq SLT/286 - MODIFY POWER CONSERVATION/MODEM CONFIGURATION (AX=4601h) INT 15 - Compaq Contura 486 and "Alladin" 1993/08/05 ROMs - GET ??? (AX=4604h) INT 15 - Compaq Contura 486 and "Alladin" 1993/08/05 ROMs - ??? (AX=4605h) INT 15 - HP 100LX/200LX - GET/SET DISPLAY CONTRAST {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=47h) INT 15 - HP 100LX/200LX - SET BUZZER VOLUME {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=48h/AL=03h) INT 15 - HP 100LX/200LX - SERIAL INTERFACE SELECT {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=49h) INT 15 - Far East MS-DOS - GET BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. TYPE (AX=4900h) INT 15 - HP 100LX/200LX - SERIAL INTERFACE CONTROL {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=4Ah) INT 15 - HP 100LX/200LX - ADJUST SYSTEM TIME {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=4Bh) INT 15 - HP 95LX/100LX/200LX - INSTALLATION CHECK (AX=4DD4h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=4Eh) INT 15 - HP 95LX - ENABLE/DISABLE LIGHT SLEEP (AH=4Eh) INT 15 - KEYBOARD - KEYBOARD INTERCEPT (ATIBM PC AT model 3x9,XT2IBM PC XT 2,XT286IBM PC XT/286,CONVIBM Convertible,PSIBM PS/2, any model) {callout or callback} (AH=4Fh) INT 15 - VMIX v2.???+ - "sys_vm_page" - SET NEW VIRTUAL PAGE TABLE (AH=50h) INT 15 - DOS/V - FONT SUBSYSTEM ACCESS (AH=50h/BL=00h) INT 15 - VMiX v2.???+ - "sys_vm_func" - EXECUTE FUNCTION IN PROTECTED MODE (AH=51h) INT 15 - SYSTEM - later PSIBM PS/2, any model/2s - EXPANSION UNIT, RETURN CONFIGURATION NUMBER (AX=5101h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911./MS INT 13 Extensions - MEDIA EJECT INTERCEPT {callout or callback} (AH=52h) INT 15 - VMiX v2.???+ - "sys_vm_init" - INITIALIZE PROTECTED-MODE ENVIRONMENT (AH=52h) INT 15 - Advanced Power Management v1.0+ - INSTALLATION CHECK (AX=5300h) INT 15 - Advanced Power Management v1.0+ - CONNECT REAL-MODE INTERFACE (AX=5301h) INT 15 - Advanced Power Management v1.0+ - CONNECT 16-BIT PROTMODE INTERFACE {real mode} (AX=5302h) INT 15 - Advanced Power Management v1.0+ - CONNECT 32-BIT PROTMODE INTERFACE (AX=5303h) INT 15 - Advanced Power Management v1.0+ - DISCONNECT INTERFACE (AX=5304h) INT 15 - Advanced Power Management v1.0+ - CPU(Central Processing Unit) The microprocessor which executes programs on your computer. IDLE (AX=5305h) INT 15 - Advanced Power Management v1.0+ - CPU(Central Processing Unit) The microprocessor which executes programs on your computer. BUSY (AX=5306h) INT 15 - Advanced Power Management v1.0+ - SET POWER STATE (AX=5307h) INT 15 - Advanced Power Management v1.0+ - SYSTEM STAND-BY (AX=5307h/CX=0001h/BX=0001h) INT 15 - Advanced Power Management v1.0+ - SUSPEND SYSTEM (AX=5307h/CX=0002h/BX=0001h) INT 15 - Advanced Power Management v1.2 - TURN OFF SYSTEM (AX=5307h/CX=0003h/BX=0001h) INT 15 - Advanced Power Management v1.0+ - ENABLE/DISABLE POWER MANAGEMENT (AX=5308h) INT 15 - Advanced Power Management v1.0+ - RESTORE POWER-ON DEFAULTS (AX=5309h) INT 15 - Advanced Power Management v1.0+ - GET POWER STATUS (AX=530Ah) INT 15 - Advanced Power Management v1.0+ - GET POWER MANAGEMENT EVENT (AX=530Bh) INT 15 - Advanced Power Management v1.1+ - GET POWER STATE (AX=530Ch) INT 15 - Advanced Power Management v1.1+ - EN/DISABLE DEVICE POWER MANAGEMENT (AX=530Dh) INT 15 - Advanced Power Management v1.1+ - DRIVER VERSION (AX=530Eh) INT 15 - Advanced Power Management v1.1+ - ENGAGE/DISENGAGE POWER MANAGEMENT (AX=530Fh) INT 15 - Advanced Power Management v1.2 - GET CAPABILITIES (AX=5310h) INT 15 - Advanced Power Management v1.2 - GET/SET/DISABLE RESUME TIMER (AX=5311h) INT 15 - Advanced Power Management v1.2 - ENABLE/DISABLE RESUME ON RING (AX=5312h) INT 15 - Advanced Power Management v1.2 - ENABLE/DISABLE TIMER-BASED REQUESTS (AX=5313h) INT 15 - Advanced Power Management v1.1 - OEM(Original Equipment Manufacturer) a company which purchases components that are resold as part of its own products under the company's own brand name, e.g. a Gateway 2000-branded monitor may actually be a Mag or NEC monitor. APM FUNCTIONS (AX=5380h) INT 15 - APM SL Enhanced v1.0 - GET SUSPEND/GLOBAL STANDBY MODE (AX=5380h/BH=00h) INT 15 - APM SL Enhanced v1.0 - SET SUSPEND/GLOBAL STANDBY MODE (AX=5380h/BH=01h) INT 15 - APM SL Enhanced v1.0 - GET GLOBAL STANDBY TIMER (AX=5380h/BH=02h) INT 15 - APM SL Enhanced v1.0 - SET GLOBAL STANDBY TIMER (AX=5380h/BH=03h) INT 15 - APM SL Enhanced v1.0 - GET AUTO POWER OFF TIMER (AX=5380h/BH=04h) INT 15 - APM SL Enhanced v1.0 - SET AUTO POWER OFF TIMER (AX=5380h/BH=05h) INT 15 - APM SL Enhanced v1.0 - GET RESUME CONDITION (AX=5380h/BH=06h) INT 15 - APM SL Enhanced v1.0 - SET RESUME CONDITION (AX=5380h/BH=07h) INT 15 - APM SL Enhanced v1.0 - GET CALENDAR EVENT TIME (AX=5380h/BH=08h) INT 15 - APM SL Enhanced v1.0 - SET CALENDAR EVENT TIME (AX=5380h/BH=09h) INT 15 - APM SL Enhanced v1.0 - GET CALENDAR EVENT DATE (AX=5380h/BH=0Ah) INT 15 - APM SL Enhanced v1.0 - SET CALENDAR EVENT DATE (AX=5380h/BH=0Bh) INT 15 - APM SL Enhanced v1.0 - GET CPU(Central Processing Unit) The microprocessor which executes programs on your computer. SPEED MODE (AX=5380h/BH=0Ch) INT 15 - APM SL Enhanced v1.0 - SET CPU(Central Processing Unit) The microprocessor which executes programs on your computer. SPEED MODE (AX=5380h/BH=0Dh) INT 15 - APM SL Enhanced v1.0 - SL HW PARAMETER (AX=5380h/BH=7Eh) INT 15 - Advanced Power Management v1.1 - OEM(Original Equipment Manufacturer) a company which purchases components that are resold as part of its own products under the company's own brand name, e.g. a Gateway 2000-branded monitor may actually be a Mag or NEC monitor. APM INSTALLATION CHECK (AX=5380h/BH=7Fh) INT 15 - Phoenix BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. 4.0 Rel 6.0 - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=5380h/BX=8000h/CX=0020h) INT 15 - Phoenix BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. 4.0 Rel 6.0 - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=5380h/BX=8001h/CX=0020h) INT 15 - Intel System Management Bus - RESERVED (AX=53B0h/BH=00h) INT 15 - Intel System Management Bus - INSTALLATION CHECK (AX=53B0h/BH=01h/BL=72h/CX=6164h) INT 15 - Intel System Management Bus - REAL MODE CONNECT (AX=53B0h/BH=02h/CX=6941h) INT 15 - Intel System Management Bus - 16-BIT PROTECTED-MODE CONNECT (AX=53B0h/BH=03h/CX=6941h) INT 15 - Intel System Management Bus - 32-BIT PROTECTED-MODE CONNECT (AX=53B0h/BH=04h/CX=6941h) INT 15 - Intel System Management Bus - DISCONNECT (AX=53B0h/BH=05h/CX=6941h) INT 15 - Intel System Management Bus - GET DEVICE ADDRESSES (AX=53B0h/BH=06h/CH=6941h) INT 15 - Intel System Management Bus - RETRIEVE CRITICAL MESSAGES (AX=53B0h/BH=07h/CX=6941h) INT 15 - Intel System Management Bus - RESERVED (AX=53B0h) INT 15 - Intel System Management Bus - REQUEST (AX=53B0h/BH=10h) INT 15 - Intel System Management Bus - REQUEST CONTINUATION (AX=53B0h/BH=11h) INT 15 - Intel System Management Bus - REQUEST ABORT (AX=53B0h/BH=12h) INT 15 - Intel System Management Bus - REQUEST DATA AND STATUS (AX=53B0h/BH=13h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=54h) INT 15 - Omniview Multitasker - INSTALLATION NOTIFICATION {callout or callback} (AX=5400h) INT 15 - Omniview Multitasker - PROCESS CREATION {callout or callback} (AX=5401h) INT 15 - Omniview Multitasker - PROCESS DESTRUCTION {callout or callback} (AX=5402h) INT 15 - Omniview Multitasker - SAVE {callout or callback} (AX=5403h) INT 15 - Omniview Multitasker - RESTORE {callout or callback} (AX=5404h) INT 15 - Omniview Multitasker - SWITCHING TO BACKGROUND {callout or callback} (AX=5405h) INT 15 - Omniview Multitasker - SWITCHING TO FOREGROUND {callout or callback} (AX=5406h) INT 15 - Omniview Multitasker - EXIT NOTIFICATION {callout or callback} (AX=5407h) INT 15 - Chips & Technologies '65530' BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - POSTsee Power-On Self-Test INITIALIZATION NOTIFICATION {callout or callback} (AX=5F31h) INT 15 - Chips & Technologies '65530' BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - MODE SET HOOK {callout or callback} (AX=5F33h) INT 15 - Chips & Technologies '65530' BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - MONITOR SENSING HOOK {callout or callback} (AX=5F35h) INT 15 - HUNTER 16 - SET SYSTEM CLOCK SPEED (AH=60h) INT 15 - HP 100LX/200LX - GET MAIN BATTERY LEVEL {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=6000h) INT 15 - HP 100LX/200LX - GET BACKUP BATTERY LEVEL {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=6001h) INT 15 - HP 100LX/200LX - GET POWER INFO {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=6002h) INT 15 - HP 100LX/200LX - SET MAIN BATTERY TYPE {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=6003h) INT 15 - HP 100LX/200LX - SET BATTERY CHARGING MODE {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=6004h) INT 15 - HP 100LX/200LX - SET ANNOUNCIATORS POSITION {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=61h) INT 15 - HUNTER 16 - GET POWER LEVEL (AH=61h) INT 15 - HP 100LX/200LX - SET DISPLAY CONTRAST {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=62h) INT 15 - HUNTER 16 - SET LOW POWER THRESHOLD (AH=62h) INT 15 - HUNTER 16 - GET IDLE TIMEOUT (AX=6300h) INT 15 - HUNTER 16 - SET IDLE TIMEOUT (AX=6301h) INT 15 - HUNTER 16 - CONTROL RESUME MODE (AH=64h) INT 15 - HUNTER 16 - AUTHORISE CHARGING (AH=65h/BX=0203h/CX=0405h/DX=0607h) INT 15 - HUNTER 16 - SET BATTERY LEVEL (AH=66h) INT 15 - HUNTER 16 - CONTROL STOP MODE (AH=67h) INT 15h - Arabic/Hebrew MS-DOS 5.0???+ - INSTALLATION CHECK (AX=6700h/BX=FFFFh) INT 15h - Arabic/Hebrew MS-DOS 5.0???+ - HGC(Hercules Graphics Card) A monochrome video adapter capable of 720x352 monochrome graphics. The HGC was the first non-IBM video adapter for the IBMInternational Busiuness Machines PCIBM PC. See also CGAColor Graphics Adapter, MDA. & HGC(Hercules Graphics Card) A monochrome video adapter capable of 720x352 monochrome graphics. The HGC was the first non-IBM video adapter for the IBMInternational Busiuness Machines PCIBM PC. See also CGAColor Graphics Adapter, MDA./RAMFont support??? (AX=67C3h/CX=1Bh) INT 15 - HUNTER 16 - REQUEST POWER DOWN (AH=68h) INT 15 - HUNTER 16 - CONTROL POWER DOWN AVAILABILITY (AH=69h) INT 15 - HUNTER 16 - CONTROL SLOW MODE (AH=6Ah) INT 15 - HUNTER 16 - GET ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. VERSION (AH=6Bh) INT 15 - HUNTER 16 - GET SERIAL NUMBER (AH=6Ch) INT 15 - HUNTER 16 - GET EVENT DETAIL (AH=6Dh) INT 15 - HUNTER 16 - ENABLE/TRAP EVENT (AH=6Eh) INT 15 - HUNTER 16 - ACKNOWLEDGE EVENT (AH=6Fh) INT 15 - HUNTER 16 - CONTROL SOUND (AH=70h) INT 15 - Tandy 1000SL/TL - READ FROM EEPROM (AX=7000h) INT 15 - Tandy 1000SL/TL - WRITE TO EEPROM (AX=7001h) INT 15 - Tandy 1000 Model ??? - GET ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. PAGE {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=7002h) INT 15 - Tandy 1000 Model ??? - SET ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. PAGE {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=7003h/DL=0E0000h) INT 15 - HUNTER 16 - SELECT POWER UP KEYS (AH=71h) INT 15 - HUNTER 16 - REDIRECT SERIAL NUMBER (AH=72h) INT 15 - HUNTER 16 - RESET SERIAL NUMBER (AX=7200h) INT 15 - HUNTER 16 - GET ORACLE GT POWER LEVEL (AH=73h) INT 15 - HUNTER 16 - SET BACKLIGHT POWER UP STATE (AH=74h) INT 15 - HUNTER 16 - SET CONTRAST POWER UP STATE (AH=75h) INT 15 - HUNTER 16 - CONTROL POWER SAVE (AH=76h) INT 15 - HUNTER 16 - REDIRECT LPT1 (AH=79h) INT 15 - HUNTER 16 - INVOKE HOT KEY (AH=7Ah) INT 15 - HUNTER 16 - CONTROL HOT KEY (AH=7Bh/AL=00h) INT 15 - HUNTER 16 - CONTROL HOT KEY POWER OPTION (AH=7Ch/AL=00h) INT 15 - HUNTER 16 - OVERRIDE LOW POWER TURN OFF (AH=7Dh/AL=00h) INT 15 - HUNTER 16 - CONTROL BATTERY CHANGE FACILITIES (APM) (AH=7Eh/AL=00h) INT 15 - HUNTER 16 - SET BATTERY TYPE (APM) (AH=7Fh) INT 15 - HUNTER 16 - GET/SET BATTERY CAPACITY (APM) (AH=80h) INT 15 - OS HOOK - DEVICE OPEN (ATIBM PC AT,XT286IBM PC XT/286,PSIBM PS/2, any model) {callout or callback} (AH=80h) INT 15 - HUNTER 16 - CONTROL POWER OUTPUT (AH=81h) INT 15 - OS HOOK - DEVICE CLOSE {callout or callback} (AH=81h) INT 15 - HUNTER 16 - SOUND OUTPUT (AH=82h) INT 15 - OS HOOK - PROGRAM TERMINATION {callout or callback} (AH=82h) INT 15 - HUNTER 16 - CONTROL SCREEN SYNCHRONISATION (AH=83h) INT 15 - BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SET EVENT WAIT INTERVAL (ATIBM PC AT,PS50+IBM PS/2 Models 50,60,70,80) (AH=83h) INT 15 - V20-XT-BIOS - JOYSTICK SUPPORT (AH=84h) INT 15 - BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - JOYSTICK SUPPORT (XTIBM PC XT after 1982/11/8,ATIBM PC AT,XT286IBM PC XT/286,PSIBM PS/2, any model) (AH=84h) INT 15 - HUNTER 16 - GET DISKETTE PORTIBM PC Portable (uses same BIOS as XT) (AX=8400h) INT 15 - HUNTER 16 - SET DISKETTE PORTIBM PC Portable (uses same BIOS as XT) (AX=8401h) INT 15 - MULTIJOY - INSTALLATION CHECK (AH=84h/DX=0002h) INT 15 - AMIGATSR - INSTALLATION CHECK (AH=84h/DX=0002h) INT 15 - MULTIJOY - GET ACTIVE JOYSTICK (AH=84h/DX=0003h) INT 15 - MULTIJOY - SELECT JOYSTICK (AH=84h/DX=0004h) INT 15 - OS HOOK - SysReq KEY ACTIVITY (ATIBM PC AT,PSIBM PS/2, any model) {callout or callback} (AH=85h) INT 15 - HUNTER 16 - RESTORE POWER MENU (APM) (AX=8500h) INT 15 - HUNTER 16 - SET POWER MENU (APM) (AX=8501h) INT 15 - HUNTER 16 - GET/SET SCREEN ATTRIBUTE TABLE (AH=86h/BX=1234h) INT 15 - BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - WAIT (ATIBM PC AT,PSIBM PS/2, any model) (AH=86h) INT 15 - HUNTER 16 - SET INT 72h VECTOR (AH=87h) INT 15 - SYSTEM - COPY EXTENDED MEMORY (AH=87h/CX=8000h) INT 15 - HUNTER 16 - GET POWER UP KEYS (AH=88h) INT 15 - SYSTEM - GET EXTENDED MEMORY SIZE (286+) (AH=88h) INT 15 - SYSTEM - SWITCH TO PROTECTED MODE (AH=89h) INT 15 - HUNTER 16 - GET POWER MODE (AX=8900h) INT 15 - HUNTER 16 - SET POWER MODE (AX=8901h) INT 15 - Phoenix BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. v4.0 - GET BIG MEMORY SIZE (AH=8Ah) INT 15 - HUNTER 16 - CONTROL POWER INPUT (SPM) (AH=8Ah/SI=1234h/DI=5678h) INT 15 - HUNTER 16 - GET/SET CHARGER TEMPERATURE OVERRIDE (AH=8Bh) INT 15 - HUNTER 16 - GET/SET POWER SAVE ENTRY FLAG (AH=8Ch) INT 15 - HUNTER 16 - GET/SET BOOST CHARGE (SPM) (AH=8Dh) INT 15 - OS HOOK - DEVICE BUSY (ATIBM PC AT,PSIBM PS/2, any model) (AH=90h) INT 15 - OS HOOK - DEVICE POSTsee Power-On Self-Test (ATIBM PC AT,PSIBM PS/2, any model) (AH=91h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=92h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - ACCESS LOADABLE-ABIOS SIGNATURE (AH=A0h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SET ??? FLAG {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=A100h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=ABh) INT 15 - Stac STACKER - INSTALLATION CHECK (AX=B001h/CX=5354h/DX=4143h) INT 15 - HP OmniShare - Pen Driver - REPORT PEN CONTROL AREA EVENT (AX=BA10h) INT 15 - HP OmniShare - Pen Driver - SET THE COMMUNICATION LED STATE (AX=BA11h) INT 15 - HP OmniShare - Pen Driver - STORE PEN BATTERY CHARGE (AX=BA12h) INT 15 - HP OmniShare - Pen Driver - GET PEN BATTERY CHARGE (AX=BA13h) INT 15 - HP OmniShare - STANDBY.COM - INSTALLATION CHECK (AX=BA20h) INT 15 - HP OmniShare - STANDBY.COM - SET STANDBY DURATION (AX=BA21h) INT 15 - HP OmniShare - STANDBY.COM - GET STANDBY DURATION (AX=BA22h) INT 15 - HP OmniShare - STANDBY.COM - TURN ON THE SCREEN IMMEDIATELY (AX=BA23h) INT 15 - HP OmniShare - STANDBY.COM - TURN OFF THE SCREEN IMMEDIATELY (AX=BA24h) INT 15 - HP OmniShare - STANDBY.COM - PREPARE FOR UNINSTALL (AX=BA25h) INT 15 - HP OmniShare - STANDBY.COM - IS THE DISPLAY IN STANDBY MODE? (AX=BA26h) INT 15 - HP OmniShare - STANDBY.COM - RESERVED FUNCTIONS (AX=BA27h) INT 15 - Phoenix 386 BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - DETERMINE CPU(Central Processing Unit) The microprocessor which executes programs on your computer. SPEED FOR DELAY LOOPS (AH=BCh) INT 15 - Rational Systems DOS/16M - ??? (AX=BF00h) INT 15 - Rational Systems DOS/16M - ??? (AX=BF01h) INT 15 - Rational Systems DOS/16M - INSTALLATION CHECK (AX=BF02h/DX=0000h) INT 15 - Rational Systems DOS/4GW - UNINSTALL??? (AX=BF03h) INT 15 - Rational Systems DOS/4GW - ??? (AX=BF04h) INT 15 - Rational Systems DOS/4GW - INITIALIZE PROTECTED-MODE INTERFACE (AX=BF05h) INT 15 - Rational Systems DOS/4GW - ??? (AX=BF06h) INT 15 - Rational Systems DOS/4GW - INSTALLATION CHECK (AX=BFDCh/DX=0000h/SI=0000h) INT 15 - DESQview/X - DVDOS4GX.DVR - INSTALLATION CHECK (AX=BFDEh/BX=0000h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET PROCESS MANAGER NAME (AX=BFDEh/BX=0001h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - SET ??? (AX=BFDEh/BX=0002h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET ??? (AX=BFDEh/BX=0003h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - ??? (AX=BFDEh/BX=0004h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - ??? (AX=BFDEh/BX=0005h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET ??? (AX=BFDEh/BX=0006h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - SET ??? (AX=BFDEh/BX=0007h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - ??? (AX=BFDEh/BX=0008h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET PROTECTED MODE PROGRAM LOADER (AX=BFDEh/BX=0009h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - DECREMENT ??? (AX=BFDEh/BX=000Ah) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - INCREMENT ??? (AX=BFDEh/BX=000Bh) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - ??? (AX=BFDEh/BX=000Ch) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - ??? (AX=BFDEh/BX=000Dh) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - ??? (AX=BFDEh/BX=000Eh) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - ??? (AX=BFDEh/BX=000Fh) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET TASK HANDLE (AX=BFDEh/BX=0010h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET ??? (AX=BFDEh/BX=0011h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET ??? (AX=BFDEh/BX=0012h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET ??? (AX=BFDEh/BX=0013h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - LOCK ??? MAILBOX (AX=BFDEh/BX=0014h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - UNLOCK ??? MAILBOX (AX=BFDEh/BX=0015h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - CHECK IF ??? MAILBOX OWNED (AX=BFDEh/BX=0016h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET ??? MAILBOX OWNER (AX=BFDEh/BX=0017h) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - GET ??? (AX=BFDEh/BX=FFFDh) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - SET ??? (AX=BFDEh/BX=FFFEh) INT 15 - DESQview/X 1.02+ - DVDOS4GX.DVR - NOP (AX=BFDEh/BX=FFFFh) INT 15 - SYSTEM - GET CONFIGURATION (XTIBM PC XT >1986/1/10,ATIBM PC AT mdl 3x9,CONVIBM Convertible,XT286IBM PC XT/286,PSIBM PS/2, any model) (AH=C0h) INT 15 - SYSTEM - RETURN EXTENDED-BIOS DATA-AREA SEGMENT ADDRESS (PSIBM PS/2, any model) (AH=C1h) INT 15 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. SurePath BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Officially "Private" Function (AH=C2h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE (PSIBM PS/2, any model) - ENABLE/DISABLE (AX=C200h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE (PSIBM PS/2, any model) - RESET (AX=C201h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE (PSIBM PS/2, any model) - SET SAMPLING RATE (AX=C202h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE (PSIBM PS/2, any model) - SET RESOLUTION (AX=C203h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE (PSIBM PS/2, any model) - GET TYPE (AX=C204h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE (PSIBM PS/2, any model) - INITIALIZE (AX=C205h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE (PSIBM PS/2, any model) - EXTENDED COMMANDS (AX=C206h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE (PSIBM PS/2, any model) - SET DEVICE HANDLER ADDR (AX=C207h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE - WRITE TO POINTER PORTIBM PC Portable (uses same BIOS as XT) (AX=C208h) INT 15 - SYSTEM - POINTING DEVICE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. INTERFACE - READ FROM POINTER PORTIBM PC Portable (uses same BIOS as XT) (AX=C209h) INT 15 - SYSTEM - ENABLE/DISABLE WATCHDOG TIMEOUT (PS50+IBM PS/2 Models 50,60,70,80) (AH=C3h) INT 15 - SYSTEM - PROGRAMMABLE OPTION SELECT (PS50+IBM PS/2 Models 50,60,70,80) (AH=C4h) INT 15 - OS HOOK - ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. TRACING CALLOUT (PS30IBM PS/2 Model 30 and below/286,PS50Z,PS95) {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated., callout or callback} (AH=C5h) INT 15 - later PS/2IBM PS/2, any model models - GET POS DATA {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=C6h) INT 15 - SYSTEM - later PSIBM PS/2, any model/2s - RETURN MEMORY-MAP INFORMATION (AH=C7h) INT 15 - SYSTEM - ENABLE/DISABLE PROCESSOR FUNCTIONS (AH=C8h) INT 15 - newer PS/2IBM PS/2, any model; various BIOSes - GET CPU(Central Processing Unit) The microprocessor which executes programs on your computer. TYPE AND MASK REVISION (AH=C9h/AL=10h) INT 15 - PS/2IBM PS/2, any model Model 95 - READ/WRITE CMOS(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption. MEMORY {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=CAh) INT 15 - PS/2IBM PS/2, any model Model 95 - RESERVED {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=CBh) INT 15 - PS/2IBM PS/2, any model Model 95 - RESERVED {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=CCh) INT 15 - Toshiba laptops - VCHAD.EXE - INSTALLATION CHECK {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=CCCCh) INT 15 - PS/2IBM PS/2, any model Model 95 - RESERVED {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=CDh) INT 15 - later PSIBM PS/2, any model/2s - ALLOCATE DMAsee Direct Memory Access ARBITRATION LEVEL (AH=CEh) INT 15 - later PSIBM PS/2, any model/2s - DEALLOCATE DMAsee Direct Memory Access ARBITRATION LEVEL (AH=CFh) INT 15 - later PSIBM PS/2, any model/2s - RESERVED (AH=D0h) INT 15 - Intel Pentium Pro BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. UPDATE - INSTALLATION CHECK {real mode} (AX=D042h/BL=00h) INT 15 - Intel Pentium Pro BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. UPDATE - WRITE BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. UPDATE AREA {real mode} (AX=D042h/BL=01h) INT 15 - Intel Pentium Pro BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. UPDATE - BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. UPDATE CONTROL {real mode} (AX=D042h/BL=02h) INT 15 - Intel Pentium Pro BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. UPDATE - READ BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. UPDATE AREA {real mode} (AX=D042h/BL=03h) INT 15 - later PSIBM PS/2, any model/2s - GET NUMBER OF DEVICE DESCRIPTOR TABLE (DDT) ENTRIES (AX=D100h/DX=0000h) INT 15 - later PSIBM PS/2, any model/2s - RETURN DEVICE DESCRIPTOR TABLE (DDT) ENTRY BY NUMBER (AX=D101h/DX=0000h) INT 15 - later PSIBM PS/2, any model/2s - RETURN DEVICE DESCRIPTOR TABLE (DDT) ENTRY BY I/O ADDRSS (AX=D102h/DX=0000h) INT 15 - later PSIBM PS/2, any model/2s - RETURN ENTIRE DDT (AX=D103h/DX=0000h) INT 15 - later PSIBM PS/2, any model/2s - RETURN DEVICE DESCRIPTOR TABLE (DDT) ENTRY BY DEVICE ID (AX=D104h/DX=0000h) INT 15 - later PSIBM PS/2, any model/2s - RESERVED (AH=D2h) INT 15 - later PSIBM PS/2, any model/2s - RESERVED (AH=D3h) INT 15 - later PSIBM PS/2, any model/2s - GET PHYSICAL FIXED DISK DRIVE NUMBER (SELECTABLE BOOT) (AH=D4h) INT 15 - later PSIBM PS/2, any model/2s - RESERVED (AH=D5h) INT 15 - later PSIBM PS/2, any model/2s - READ BOOT DEVICE ID (AX=D600h/BL=00h) INT 15 - later PSIBM PS/2, any model/2s - WRITE BOOT DEVICE ID (AX=D600h/BL=01h) INT 15 - later PSIBM PS/2, any model/2s - READ BOOT DEVICE KEY (AX=D601h/BL=00h) INT 15 - later PSIBM PS/2, any model/2s - WRITE BOOT DEVICE KEY (AX=D601h/BL=01h) INT 15 - later PSIBM PS/2, any model/2s - QUERY BOOT REFERENCE PARTITION (AX=D602h) INT 15 - Compaq EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). System ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. 04/08/93 - 32-bit CS ADDRESSING MODE CALLS (AH=D8h/AL=A0h) INT 15 - EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). SYSTEM ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - 32-bit CS ADDRESSING MODE CALLS (AH=D8h/AL=80h) INT 15 - EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). SYSTEM ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - READ SLOT CONFIGURATION INFORMATION (AX=D800h) INT 15 - EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). SYSTEM ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - READ FUNCTION CONFIGURATION INFORMATION (AX=D801h) INT 15 - EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). SYSTEM ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - CLEAR NONVOLATILE MEMORY (EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). CMOS(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption.) (AX=D802h) INT 15 - EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). SYSTEM ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - WRITE NONVOLATILE MEMORY (AX=D803h) INT 15 - EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). SYSTEM ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - READ PHYSICAL SLOT (AX=D804h) INT 15 - Compaq LTE Lite - GET ??? (AX=D820h) INT 15 - Compaq LTE Lite - SET ??? (AX=D821h) INT 15 - Compaq EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). System ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. 04/08/93 - GET ??? (AX=D822h/BL=00h/CX=0000h) INT 15 - Compaq EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). System ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. 04/08/93 - ??? (AX=D823h/BL=80h) INT 15 - Compaq EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). System ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. 04/08/93 - ??? (AX=D824h) INT 15 - Compaq EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). System ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. 04/08/93 - ??? (AX=D825h) INT 15 - Compaq EISA(Enhanced Industry-Standard Architecture) A 32-bit superset of the IBMInternational Busiuness Machines ATIBM PC AT's expansion bus (which is now known as the ISA or Industry-Standard Architecture bus). System ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. 04/08/93 - ??? (AX=D826h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. v1.00.05.AX1 - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AH=DAh) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA00h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - CPU(Central Processing Unit) The microprocessor which executes programs on your computer. SPEED CONTROL {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA01h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - GET ??? AND BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. REVISION STRINGS {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA05h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA08h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - v1.00.05.AX1 - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA12h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - GET/SET ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA14h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - GET ??? AND BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. REVISION STRINGS {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA15h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - GET/SET ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA19h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. v1.00.12.AX1T - CMOS RAMA small amount (typically 64 or 128 bytes) of memory in the system's real-time clock chip that is preserved by the clock's battery and is used for storing configuration information. See also Real-Time Clock. BITFIELD MANIPULATION {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA20h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - GET EXTENDED MEMORY SIZE {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA88h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - GET BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. AND CHIPSET IDENTIFICATION {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA8Ch) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA8Eh) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - GET CPU(Central Processing Unit) The microprocessor which executes programs on your computer. TYPE AND SPEED {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA92h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - GET/SET ??? FLAG {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DA99h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Flash ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - READ FLASH BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DB00h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Flash ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - GET BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. SUBSYSTEM INFORMATION {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DB01h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Flash ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - GET SIZE OF FLASH ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. PROGRAMMING CODE {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DB02h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Flash ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - GET FLASH ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. PROGRAMMING CODE {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DB03h) INT 15 - AMIAmerican Megatrends, Inc.(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - Flash ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. - GET BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. REVISION {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DB04h) INT 15 - DESQview - GET PROGRAM NAME (AX=DE00h) INT 15 - DESQview - UPDATE "OPEN WINDOW" MENU (AX=DE01h) INT 15 - DESQview 1.x only - SET ??? FLAG FOR CURRENT WINDOW (AX=DE02h) INT 15 - DESQview 1.x only - GET ??? FOR CURRENT WINDOW (AX=DE03h) INT 15 - DESQview - GET AVAILABLE COMMON MEMORY (AX=DE04h) INT 15 - DESQview - GET AVAILABLE CONVENTIONAL MEMORY (AX=DE05h) INT 15 - DESQview - GET AVAILABLE EXPANDED MEMORY (AX=DE06h) INT 15 - DESQview - "APPNUM" - GET CURRENT PROGRAM'S NUMBER (AX=DE07h) INT 15 - DESQview - GET ??? (AX=DE08h) INT 15 - DESQview - UNIMPLEMENTED (AX=DE09h) INT 15 - DESQview v2.00+ - "DBGPOKE" - DISPLAY CHARACTER ON STATUS LINE (AX=DE0Ah) INT 15 - DESQview v2.00+ - "APILEVEL" - DEFINE MINIMUM API(Application Program[ming] Interface) The defined set of calls which a program may make to interact with or request services of the operating system or environment under which it is running. Because the inputs and outputs of the calls are well-defined, a program using the API can continue using the identical calls even if the internal organization of the program providing the API changes. LEVEL REQUIRED (AX=DE0Bh) INT 15 - DESQview v2.00+ - "GETMEM" - ALLOCATE "SYSTEM" MEMORY (AX=DE0Ch) INT 15 - DESQview v2.00+ - "PUTMEM" - DEALLOCATE "SYSTEM" MEMORY (AX=DE0Dh) INT 15 - DESQview v2.00+ - "FINDMAIL" - FIND MAILBOX BY NAME (AX=DE0Eh) INT 15 - DESQview v2.00+ - ENABLE DESQview EXTENSIONS (AX=DE0Fh) INT 15 - DESQview v2.00+ - "PUSHKEY" - PUT KEY INTO KEYBOARD INPUT STREAM (AX=DE10h) INT 15 - DESQview v2.00+ - "JUSTIFY" - EN/DISABLE AUTOM. WINDOW JUSTIFICATION (AX=DE11h/BL=00h) INT 15 - DESQview v2.01+ - "CSTYLE" - SET "C"-COMPATIBLE CONTROL CHAR INTERPRET (AX=DE12h/BX=0000h) INT 15 - DESQview v2.20+ - "GETCRIT" - GET CRITICAL NESTING COUNT (AX=DE13h) INT 15 - DESQview v2.20+ - GET OBJECT TYPE (AX=DE14h) INT 15 - DESQview v2.20+ - SET ERROR HANDLING (AX=DE15h) INT 15 - DESQview v2.20+ - GET ERROR HANDLING (AX=DE16h) INT 15 - DESQview v2.26+ - "ASSERTMAP" - GET/SET MAPPING CONTEXT (AX=DE17h) INT 15 - DESQview v2.20-2.25 - reserved (AX=DE17h) INT 15 - DESQview v2.20+ - internal - ??? (AX=DE18h) INT 15 - DESQview v2.23+ - "GETCOMMON" - ALLOCATE "COMMON" MEMORY (AX=DE19h) INT 15 - DESQview v2.23+ - "PUTCOMMON" - DEALLOCATE "COMMON" MEMORY (AX=DE1Ah) INT 15 - DESQview v2.23+ internal - DECREMENT CRITICAL NESTING COUNT (AX=DE1Bh) INT 15 - DESQview v2.23+ - "ENTERC" - INCREMENT CRITICAL NESTING COUNT (AX=DE1Ch) INT 15 - DESQview v2.23+ - "PUTKEY" - FAKE USER KEYSTROKES (AX=DE1Dh) INT 15 - DESQview v2.23+ - "SCRNINFO" - GET TRUE VIDEO PARAMETERS (AX=DE1Eh) INT 15 - DESQview v2.23+ - "DOSUSER" - GET HANDLE OF TASK CURRENTLY USING DOS (AX=DE1Fh) INT 15 - DESQview v2.26+ - "DISPATCHINT" - INTERRUPT ANOTHER TASK (AX=DE20h) INT 15 - DESQview v2.26+ - "ASSERTVIR" - CONTROL 386 SCREEN VIRTUALIZATION (AX=DE21h) INT 15 - DESQview v2.26+ - "PROCESSMEM" - GET TASK MEMORY STATUS (AX=DE22h) INT 15 - DESQview v2.31+ - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE23h) INT 15 - DESQview v2.40+ - "XNEWPROC" - START NEW APPLICATION (AX=DE24h) INT 15 - DESQview v2.40+ - "GETDVPATH" - GET DESQview DIRECTORY (AX=DE25h) INT 15 - DESQview v2.40+ - "GETFOREGROUND" - GET KEYBOARD FOCUS (AX=DE26h) INT 15 - DESQview v2.50+ - "ADDINSTANCEDATA" - ADD PER-TASK SAVE/RESTORE AREA (AX=DE27h) INT 15 - DESQview v2.50+ - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE28h/BX=0000h) INT 15 - DESQview/X - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE29h/BX=0000h) INT 15 - DESQview/X - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE29h/BX=0001h) INT 15 - DESQview/X - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE29h/BX=0002h) INT 15 - DESQview/X - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE29h/BX=0003h) INT 15 - DESQview/X - GET DISPLAY NAME {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE29h/BX=0004h) INT 15 - DESQview/X - ??? {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE29h/BX=0005h) INT 15 - DESQview v2.50+ - "DISPATCHINTAFTERDOS" - INTERRUPT ANOTHER TASK (AX=DE2Ah/BX=0000h) INT 15 - DESQview v2.50+ - "OBJNEXT" - TRAVERSE OBJECT LIST (AX=DE2Bh) INT 15 - DESQview v2.50+ - "WININFO" - GET WINDOW INFORMATION (AX=DE2Ch/BX=0000h) INT 15 - DESQview v2.50+ - GET/SET SOCKET HANDLER {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE2Dh) INT 15 - DESQview v2.50+ - SOCKET API(Application Program[ming] Interface) The defined set of calls which a program may make to interact with or request services of the operating system or environment under which it is running. Because the inputs and outputs of the calls are well-defined, a program using the API can continue using the identical calls even if the internal organization of the program providing the API changes. {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} (AX=DE2Eh) INT 15 - DESQview v2.50+ - "VIDEONOTIFY" - HAS DIRECT WINDOW BEEN ACTIVE? (AX=DE2Fh) INT 15 - DESQview v2.50+ - "GETDVXVERSION" - GET DESQview/X VERSION (AX=DE30h) INT 15 - DESQview/X v1.10 - ??? (AX=DE31h) INT 15 - Juko UNIQUE UX BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - TURBO MODE CONTROL (AH=DFh) INT 15 - Compaq Systempro - MULTIPROCESSOR DISPATCH (AX=E00Fh) INT 15 - Compaq Systempro - MULTIPROCESSOR END-OF-DISPATCH (AX=E10Eh) INT 15 - Compaq Systempro - MULTIPROCESSOR AVAILABLE (AX=E200h) INT 15 - Compaq ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. 1993/08/03 and newer - ??? (AH=E4h) INT 15 - Tandy??? - ??? (AH=E4h) INT 15 - Compaq Prolinea - GET ??? (AX=E800h) INT 15 - Compaq Contura Aero, Contura 400 - GET SYSTEM MODEL CODE??? (AX=E800h) INT 15 - Compaq Contura - GET ??? (AX=E800h) INT 15 - Phoenix BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. v4.0 - GET MEMORY SIZE FOR >64M CONFIGURATIONS (AX=E801h) INT 15 - Compaq Contura - GET ??? (AX=E802h) INT 15 - newer BIOSes - GET SYSTEM MEMORY MAP (AX=E820h) INT 15 - Phoenix BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. v4.0 - GET MEMORY SIZE FOR >64M CONFIGURATIONS (32-bit) (AX=E881h) INT 15 - PhysTechSoft PTS ROM-DOS - RESET WATCHDOG TIMER (AX=E900h) INT 15 - PhysTechSoft PTS ROM-DOS - WRITE DIAGNOSTIC CONTROL POINT CODE (AX=E901h) INT 15 - PhysTechSoft PTS ROM-DOS - SET DIAGNOSTIC DOS ERROR FLAG (AX=E902h) INT 15 - PhysTechSoft PTS ROM-DOS - WRITE-ENABLE FLASH-DISK (AX=E903h) INT 15 - PhysTechSoft PTS ROM-DOS - WRITE-PROTECT FLASH-DISK (AX=E904h) INT 15 - PhysTechSoft PTS ROM-DOS - WRITE IMAGE OF BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. TO FLASH-MEMORY (AX=E905h) INT 15 - PhysTechSoft PTS ROM-DOS - READ SETUP INFORMATION FROM FLASH-DISK (AX=E906h) INT 15 - PhysTechSoft PTS ROM-DOS - WRITE SETUP INFORMATION ON FLASH-DISK (AX=E907h) INT 15 - PhysTechSoft PTS ROM-DOS - SET BREAKPOINT (AX=E908h) INT 15 - PhysTechSoft PTS ROM-DOS - REMOVE BREAKPOINT (AX=E909h) INT 15 - Tandon memory mapper - Tandon MAPPER HARDWARE INITIALIZATION CHECK ??? (AX=F200h/CX=454Dh)