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/*

 *  COPYRIGHT (c) 1998 by Radstone Technology

 *

 *

 * THIS FILE IS PROVIDED TO YOU, THE USER, "AS IS", WITHOUT WARRANTY OF ANY

 * KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK

 * AS TO THE QUALITY AND PERFORMANCE OF ALL CODE IN THIS FILE IS WITH YOU.

 *

 * You are hereby granted permission to use, copy, modify, and distribute

 * this file, provided that this notice, plus the above copyright notice

 * and disclaimer, appears in all copies. Radstone Technology will provide

 * no support for this code.

 *

 */

#ifndef _I8042_P_H_

#define _I8042_P_H_

#ifdef __cplusplus

extern "C" {

#endif

#define KBD_CTR_WRITE_COMMAND   0x60

#define KBD_CTR_READ_COMMAND    0x20

#define KBD_CTR_TEST_PASSWORD   0xA4

#define KBD_CTR_LOAD_PASSWORD   0xA5

#define KBD_CTR_ENABLE_PASSWORD 0xA6

#define KBD_CTR_DISABLE_AUX     0xA7

#define KBD_CTR_ENABLE_AUX      0xA8

#define KBD_CTR_AUXLINES_TEST   0xA9

#define KBD_CTR_SELFTEST        0xAA

#define KBD_CTR_KBDLINES_TEST   0xAB

#define KBD_CTR_DISABLE_KBD     0xAD

#define KBD_CTR_ENABLE_KBD      0xAE

#define KBD_CTR_WRITE_AUX       0xD4

#define KBD_CTR_READ_REV        0xD5

#define KBD_CTR_READ_VER        0xD6

#define KBD_CTR_READ_MODEL      0xD7

/* Keyboard Controller Data */

#define KBD_CTR_SELFTEST_PASSED 0x55

#define KBD_CTR_PASSWORD_INSTALLED 0xFA

#define KBD_CTR_PASSWORD_NOT_INSTALLED 0xF1

/* Controller Command Byte bit definitions. */

#define KBD_CMD_BYTE_DISABLE_AUX 0x20

#define KBD_CMD_BYTE_DISABLE_KBD 0x10

#define KBD_CMD_ENABLE_AUX_INT   0x02

#define KBD_CMD_ENABLE_KBD_INT   0x01

/* Keyboard Controller Status byte masks */

#define KBD_OBF_MASK        0x1         /* Output buffer full */

#define KBD_IBF_MASK        0x2         /* Input buffer full */

#define KBD_FROM_AUX_MASK   0x20        /* Byte from Aux Port. */

/* Interface Test Results */

#define INTERFACE_NO_ERROR  0x00

#define CLOCK_STUCK_LOW     0x01

#define CLOCK_STUCK_HIGH    0x02

#define DATA_STUCK_LOW      0x03

#define DATA_STUCK_HIGH     0x04

/* Timeout */

#define KBD_TIMEOUT         500000      /* Effectively ISA read access times */

/* Keyboard Commands */

#define KBD_CMD_SET_LEDS        0xed    /* Set/Reset LEDs */

#define KBD_CMD_ECHO            0xee    /* request keyboard echo resp. "EE" */

#define KBD_CMD_SEL_SCAN_CODE   0xf0    /* Scan codes 1,2,3 or 0 = rquest current. */

#define KBD_CMD_READ_ID         0xf2    /* Request for two byte response */

#define KBD_CMD_SET_RATE        0xf3    /* Set tellematic Rate */

#define KBD_CMD_ENABLE          0xf4    /* Clears Buffer and Starts Scanning. */

#define KBD_CMD_DISABLE         0xf5    /* reset to power up */

#define KBD_CMD_SET_DEFAULT     0xf6    

#define KBD_CMD_SET_ALL_TLMTIC  0xf7    /* Set all keys telematic */

#define KBD_CMD_SET_ALL_MKBR    0xf8    /* Set all keys Make /Break */

#define KBD_CMD_SET_ALL_MAKE    0xf9    /* Set all keys Make only */

#define KBD_CMD_SET_KEY_TLMTIC  0xfb    /* Set individual key telemativ */

#define KBD_CMD_SET_KEY_MKBR    0xfc    /* set individual key make/break */

#define KBD_CMD_SET_KEY_MK      0xfd    /* set individual key make only */

#define KBD_CMD_RESEND          0xfe    /* request to resend last transfer */

#define KBD_CMD_RESET           0xff    /* request to start a program reset */

#define KBD_CMD_ACK             0xfa    /* keyboard ack after reset */

#define KBD_CMD_BAT             0xaa    /* Keyboard Bat completion Response */

/*

 * Define LED encodings for use with the KbdSetLEDs command

 */

#define KBD_LED_CAPS            0x04

#define KBD_LED_NUM             0x02

#define KBD_LED_SCROLL          0x01

/*

 * Define two code scan codes in keycode order

 */

#define KEY_TWO_KEY       0xe0

#define KEY_ALT           0x38

#define KEY_CONTROL       0x1d

#define KEY_INSERT        0x52

#define KEY_DELETE        0x53

#define KEY_LEFT_ARROW    0x4b

#define KEY_HOME          0x47

#define KEY_END           0x4F

#define KEY_UP_ARROW      0x48

#define KEY_DOWN_ARROW    0x50

#define KEY_PAGE_UP       0x49

#define KEY_PAGE_DOWN     0x51

#define KEY_RIGHT_ARROW   0x4d

#define KEY_KEYPAD_SLASH  0x35

#define KEY_KEYPAD_ENTER  0x1c

#define KEY_SYS_REQUEST   0x2a

#define KEY_PRINT_SCREEN  0x37

#define KEY_LEFT_SHIFT    0x2a

#define KEY_RIGHT_SHIFT   0x36

#define KEY_TAB           0x0f

#define KEY_CAPS_LOCK     0x3a

#define KEY_NUM_LOCK      0x45

#define KEY_SCROLL_LOCK   0x46

#define KEY_ESC           0x01

#define KEY_F1            0x3b

#define KEY_F2            0x3c

#define KEY_F3            0x3d

#define KEY_F4            0x3e

#define KEY_F5            0x3f

#define KEY_F6            0x40

#define KEY_F7            0x41

#define KEY_F8            0x42

#define KEY_F9            0x43

#define KEY_F10           0x44

#define KEY_F11           0x57

#define KEY_F12           0x58

/*

 * ASCII control codes

 */

#define ASCII_NUL 0x00

#define ASCII_SOH 0x01

#define ASCII_STX 0x02

#define ASCII_ETX 0x03

#define ASCII_EOT 0x04

#define ASCII_ENQ 0x05

#define ASCII_ACK 0x06

#define ASCII_BEL 0x07

#define ASCII_BS  0x08

#define ASCII_HT  0x09

#define ASCII_LF  0x0a

#define ASCII_VT  0x0b

#define ASCII_FF  0x0c

#define ASCII_CR  0x0d

#define ASCII_SO  0x0e

#define ASCII_SI  0x0f

#define ASCII_DLE 0x10

#define ASCII_XON 0x11

#define ASCII_DC1 0x11

#define ASCII_DC2 0x12

#define ASCII_XOFF 0x13

#define ASCII_DC3 0x13

#define ASCII_DC4 0x14

#define ASCII_NAK 0x15

#define ASCII_SYN 0x16

#define ASCII_ETB 0x17

#define ASCII_CAN 0x18

#define ASCII_EM  0x19

#define ASCII_SUB 0x1a

#define ASCII_ESC 0x1b

#define ASCII_FS  0x1c

#define ASCII_GS  0x1d

#define ASCII_RS  0x1e

#define ASCII_US  0x1f

#define ASCII_DEL 0x7f

#define ASCII_SYSRQ 0x80

#define ASCII_CSI 0x9b

/*

 * Exported functions

 */

extern boolean i8042_probe(int minor);

extern void i8042_init(int minor);

#if CONSOLE_USE_INTERRUPTS

extern void i8042_initialize_interrupts(int minor);

#else

extern int i8042_inbyte_nonblocking_polled(

        int minor

);

#endif /* CONSOLE_USE_INTERRUPTS */

#ifdef __cplusplus

}

#endif

#endif /* _I8042_P_H_ */