diff --git a/读者分享/Interrupt Table as Implemented by System BIOS b/读者分享/Interrupt Table as Implemented by System BIOS new file mode 100644 index 0000000..20f9a7d --- /dev/null +++ b/读者分享/Interrupt Table as Implemented by System BIOS @@ -0,0 +1,149 @@ + +From hjd(brace) + + +Intel Defined CPU Exception Table (see notes) + + Interrupt Function + + 0 Divide by zero + 1 Single step + 2 Non-maskable (NMI) + 3 Breakpoint + 4 Overflow trap + 5 BOUND range exceeded (186,286,386) + 6 Invalid opcode (186,286,386) + 7 Coprocessor not available (286,386) + 8 Double fault exception (286,386) + 9 Coprocessor segment overrun (286,386) + A Invalid task state segment (286,386) + B Segment not present (286,386) + C Stack exception (286,386) + D General protection exception (286,386) + E Page fault (286,386) + F Reserved + 10 Coprocessor error (286,386) + +IBM PC Hardware Interrupt Table (in order of priority) + + IRQ# Interrupt Function + + IRQ0 8 timer (55ms intervals, 18.2 per second) + IRQ1 9 keyboard service required + IRQ2 A slave 8259 or EGA/VGA vertical retrace + IRQ8 70 real time clock (AT,XT286,PS50+) + IRQ9 71 software redirected to IRQ2 (AT,XT286,PS50+) + IRQ10 72 reserved (AT,XT286,PS50+) + IRQ11 73 reserved (AT,XT286,PS50+) + IRQ12 74 mouse interrupt (PS50+) + IRQ13 75 numeric coprocessor error (AT,XT286,PS50+) + IRQ14 76 fixed disk controller (AT,XT286,PS50+) + IRQ15 77 reserved (AT,XT286,PS50+) + IRQ3 B COM2 or COM4 service required, (COM3-COM8 on MCA PS/2) + IRQ4 C COM1 or COM3 service required + IRQ5 D fixed disk or data request from LPT2 + IRQ6 E floppy disk service required + IRQ7 F data request from LPT1 (unreliable on IBM mono) + + +Interrupt Table as Implemented by System BIOS/DOS + + INT # Locus Function + + 0 CPU divide by zero + 1 CPU single step + 2 CPU non-maskable + 3 CPU breakpoint + 4 CPU overflow trap + 5 BIOS print screen + 6 CPU Invalid opcode (186,286,386) + 7 CPU coprocessor not available (286,386) + 8 IRQ0 timer (55ms intervals, 18.21590 per second) + 9 IRQ1 keyboard service required (see INT 9) + A IRQ2 slave 8259 or EGA/VGA vertical retrace + B IRQ3 COM2 service required (PS/2 MCA COM3-COM8) + C IRQ4 COM1 service required + D IRQ5 fixed disk or data request from LPT2 + E IRQ6 floppy disk service required + F IRQ7 data request from LPT1 (unreliable on IBM mono) + 10 BIOS video (see INT 10) + 11 BIOS Equipment determination (see INT 11) + 12 BIOS memory size (see INT 12) + 13 BIOS disk I/O service (see INT 13) + 14 BIOS serial communications (see INT 14) + 15 BIOS system services, cassette (see INT 15) + 16 BIOS keyboard services (see INT 16) + 17 BIOS parallel printer (see INT 17) + 18 BIOS ROM BASIC loader + 19 BIOS bootstrap loader (unreliable, see INT 19) + 1A BIOS time of day (see INT 1A) + 1B BIOS user defined ctrl-break handler (see INT 1B) + 1C BIOS user defined clock tick handler (see INT 1C) + 1D BIOS 6845 video parameter pointer + 1E BIOS diskette parameter pointer (base table) + 1F BIOS graphics character table + 20 DOS general program termination + 21 DOS function request services (see INT 21) + 22 DOS terminate address (see INT 22) + 23 DOS control break termination address (see INT 23) + 24 DOS critical error handler (see INT 24) + 25 DOS absolute disk read (see INT 25) + 26 DOS absolute disk write (see INT 26) + 27 DOS terminate and stay resident (see INT 27) + 28 DOS idle loop, issued by DOS when idle (see INT 28) + 29 DOS fast TTY console I/O (see INT 29) + 2A DOS critical section and NETBIOS (see INT 2A) + 2B DOS internal, simple IRET in DOS 2.0-5.0 + 2C DOS internal, simple IRET in DOS 2.0-5.0 + 2D DOS internal, simple IRET in DOS 2.0-5.0 + 2E DOS exec command from base level command + interpreter (see INT 2E) + 2F DOS multiplexer (see INT 2F) + 30-31 CPM far jump vector for CPM (not an interrupt) + 31 DPMI DOS Protected Mode Interface (for DOS extenders) + 32 reserved + 33 mouse support (see INT 33) + 34-3E Microsoft/Borland floating point emulation + 3F overlay manager + 40 BIOS hard disk + 41 BIOS fixed disk 0 parameters pointer (see INT 13,9) + 42 BIOS relocated video handler (EGA/VGA/PS) + 43 BIOS user font table (EGA/VGA/PS) + 44 BIOS first 128 graphics characters (also Netware) + 45 BIOS reserved for BIOS + 46 BIOS fixed disk 1 parameters ptr (see INT 13,9/INT 41) + 47 BIOS reserved for BIOS + 48 BIOS PCjr cordless keyboard translation + 49 BIOS PCjr non-keyboard scancode translation table + 4A BIOS user alarm (AT,CONV,PS/2) (see INT 4A) + 4B-4F BIOS reserved + 50 BIOS periodic alarm from timer (PS/2) + 51-58 BIOS reserved + 59 BIOS GSS Computer Graphics Interface + 5A BIOS cluster adapter BIOS entry point + 5B BIOS cluster adapter boot + 5C NETBIOS NETBIOS interface, TOPS interface + 5D-5F BIOS reserved for BIOS + 60-67 reserved for user software interrupts + 67 EMS LIM/EMS specification (see INT 67) + 68 APPC + 69-6B reserved by IBM + 6C DOS DOS 3.2 real time clock update + BIOS system resume vector + 6D-6F reserved + 70 IRQ8 real time clock (AT,XT286,PS50+, see INT 15) + 71 IRQ9 software redirected to IRQ2 (AT,XT286,PS50+) + 72 IRQ10 reserved (AT,XT286,PS50+) + 73 IRQ11 reserved (AT,XT286,PS50+) + 74 IRQ12 mouse interrupt (PS50+) + 75 IRQ13 numeric coprocessor NMI error (AT,XT286,PS50+) + 76 IRQ14 fixed disk controller (AT,XT286,PS50+) + 77 IRQ15 reserved (AT,XT286,PS50+) + 78-79 unused + 80-85 ROM BASIC + 86-F0 DOS reserved for BASIC interpreter use + 86 NETBIOS NETBIOS relocated INT 18 + E0 CPM CP/M 86 function calls + F1-FF reserved by IBM + FE-FF may be destroyed by return from protected + mode using VDISK on 286 machines (Apr 86, DDJ)