wm: teppich

ref: 3f740ebd95986bfadbb770d070546fe9ce7f7deb
dir: /include/ps2.h/

#pragma once

#define KBD 0x60
#define KBC 0x64

static char keymap[2][128] = 
{
	{
		"\0\x1b""1234567890-=\b\t"
		"qwertyuiop[]\r\0as"
		"dfghjkl;'`\0\\zxcv"
		"bnm,./\0*\0 \0\0\0\0\0\0"
		"\0\0\0\0\0\0\0""789-456+1"
		"230."
	},
	{
		"\0\x1b""!@#$%^&*()_+\b\t"
		"QWERTYUIOP{}\r\0AS"
		"DFGHJKL:\"~\0|ZXCV"
		"BNM<>?\0\0\0 \0\0\0\0\0\0"
		"\0\0\0\0\0\0\0""789-456+1"
		"230."
	},
};

enum KB_CTR_CMD
{
	ENABLE = 0xAE,
};

enum KB_CMD
{
	SET_LED = 0xED,
	ECHO = 0xEE, /* no knock-knock jokes are allowed in this comment*/
	SET_SCANCODE = 0xF0, 
	IDENTIFY_KB = 0xF2, /* checks if something is there */
	SET_RATE = 0xF3, /* also sets delay */

	DO_SCAN = 0xF4,
	DONT_SCAN = 0xF5, /* may also restore default parameters */

	C_RESEND = 0xFE,
	RESET = 0xFF,
};

enum KB_ANS
{
	INT_ERR1 = 0x00,
	INT_ERR2 = 0xFF,

	TEST_OK = 0xAA,
	ECHO_ACK = 0xEE, 
	CMD_ACK = 0xFA,
	A_RESEND = 0xFE,

	TEST_ERR1 = 0xFC, /* either of which may happen */
	TEST_ERR2 = 0xFD,
};

char ps2_getc(void);
void ps2_init(void);