x86-bare-metal-examples/interrupt_zero_divide.S

#include "common.h"
BEGIN
    CLEAR
    movw $handler, 0x00
    movw %cs, 0x02
    mov $0, %ax
    div %ax
    hlt
handler:
    mov myvar, %ax
    incw myvar
    PRINT_WORD_HEX
    PRINT_NEWLINE
    iret
myvar:
#if 1
    .word 0x0000
#else
    .word 0x0090
#endif
Keyboard input, hex printer 2015-09-24 10:17:28 +02:00			`#include "common.h"`
			`BEGIN`
			`CLEAR`
			`movw $handler, 0x00`
rtc 2015-09-29 23:55:54 +02:00			`movw %cs, 0x02`
			`mov $0, %ax`
Keyboard input, hex printer 2015-09-24 10:17:28 +02:00			`div %ax`
idt 2015-10-21 21:41:07 +02:00			`hlt`
Keyboard input, hex printer 2015-09-24 10:17:28 +02:00			`handler:`
Move all documentation to README.adoc This includes both separate .md files, and documentation that was on the head of the .S source files. Retest everything as this was done, and fix a few easy things. 2018-05-06 14:33:33 +01:00			`mov myvar, %ax`
			`incw myvar`
			`PRINT_WORD_HEX`
			`PRINT_NEWLINE`
idt 2015-10-21 21:41:07 +02:00			`iret`
Move all documentation to README.adoc This includes both separate .md files, and documentation that was on the head of the .S source files. Retest everything as this was done, and fix a few easy things. 2018-05-06 14:33:33 +01:00			`myvar:`
			`#if 1`
			`.word 0x0000`
			`#else`
			`.word 0x0090`
			`#endif`