x86-bare-metal-examples/interrupt_keyboard.S

/* https://github.com/cirosantilli/x86-bare-metal-examples#ps-2-keyboard */

#include "common.h"
BEGIN
    CLEAR
    /* I've read that the keyboard handler is the number 1 (second one),
     * and each entry is 4 byte wide.
     */
    movw $handler, 0x04
    movw $0x00, 0x06
    sti
loop:
    jmp loop
handler:
    PUTC $'a
    iret
jmp loop
link all examples to header 2018-12-04 09:46:27 +00:00			`/* https://github.com/cirosantilli/x86-bare-metal-examples#ps-2-keyboard */`

reboot 2015-09-21 09:43:03 +02:00			`#include "common.h"`
			`BEGIN`
			`CLEAR`
link to examples from readme Do another cleanup round while I'm at it. 2018-07-17 09:46:13 +01:00			`/* I've read that the keyboard handler is the number 1 (second one),`
			`* and each entry is 4 byte wide.`
			`*/`
reboot 2015-09-21 09:43:03 +02:00			`movw $handler, 0x04`
			`movw $0x00, 0x06`
			`sti`
			`loop:`
			`jmp loop`
			`handler:`
Uniformized macros: push save all registers, and use only GAS macros, no CPP 2015-10-21 15:55:27 +02:00			`PUTC $'a`
Keyboard input, hex printer 2015-09-24 10:17:28 +02:00			`iret`
reboot 2015-09-21 09:43:03 +02:00			`jmp loop`