blob: 16ecb1ff991e2234665296ca7b1d4a9a50e4d91e [file] [log] [blame]
/*
* Copyright (c) 2019 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr.h>
#include <sys/printk.h>
#include <drivers/gpio.h>
#include <soc.h>
#include <drivers/kscan.h>
#define LOG_LEVEL LOG_LEVEL_DBG
#include <logging/log.h>
LOG_MODULE_REGISTER(main);
#define KSCAN_NODE DT_ALIAS(kscan0)
const struct device *kscan_dev = DEVICE_DT_GET(KSCAN_NODE);
static struct k_timer typematic_timer;
static struct k_timer block_matrix_timer;
#define KEY_RSVD 0U
#define MAX_MATRIX_KEY_COLS 16
#define MAX_MATRIX_KEY_ROWS 8
/****************************************************************************/
/* Fujitsu keyboard model N860-7401-TOO1 */
/* */
/* Sense7 Sense6 Sense5 Sense4 Sense3 Sense2 Sense1 Sense0 */
/*+---------------------------------------------------------------+ */
/*| | Capslk| | 1! | Tab | F1 | `~ | | Scan 0 */
/*| | (30) | | (2) | (16) | (112) | (1) | | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| | W | Q | F7 | | Esc | F6 | F5 | Scan 1 */
/*| | (18) | (17) | (118) | | (110) | (117) | (116) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| | F8 | | 2@ | F4 | F3 | | F2 | Scan 2 */
/*| | (119) | | (3) | (115) | (114) | | (113) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| | R | E | 3# | 4$ | C | F | V | Scan 3 */
/*| | (20) | (19) | (4) | (5) | (48) | (34) | (49) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| N | Y | 6^ | 5% | B | T | H | G | Scan 4 */
/*| (51) | (22) | (7) | (6) | (50) | (21) | (36) | (35) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| SpaceB| M | A | 7& | J | D | S | U | Scan 5 */
/*| (61) | (52) | (31) | (8) | (37) | (33) | (32) | (23) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| F9 | I | ,< | 8* | | Z | X | K | Scan 6 */
/*| (120) | (24) | (53) | (9) | | (46) | (47) | (38) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| | =+ | ]} | 9( | L | | CRSL | O | Scan 7 */
/*| | (13) | (28) | (10) | (39) | | (79) | (25) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| -_ | 0) | /? | [{ | ;: | | | '" | Scan 8 */
/*| (12) | (11) | (55) | (27) | (40) | | | (41) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| F10 | Pause | NumLK | P | | | | | Scan 9 */
/*| (121) | (126) | (90) | (26) | | | | | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| BkSpac| \| | F11 | .> | | | W-Appl| CRSD | Scan 10 */
/*| (15) | (29) | (122) | (54) | | | (71) | (84) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| Enter | Delete| Insert| F12 | | | CRSU | CRSR | Scan 11 */
/*| (43) | (76) | (75) | (123) | | | (83) | (89) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| | R-WIN | | | | | L-WIN | Fn | Scan 12 */
/*| | (87) | | | | | (59) | (255) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| | | | RShift| LShift| | | | Scan 13 */
/*| | | | (57) | (44) | | | | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| | | | | | | L Alt | R Alt | Scan 14 */
/*| | | | | | | (60) | (62) | (KEY #) */
/*|-------+-------+-------+-------+-------+-------+-------+-------| */
/*| R Ctrl| | | | | L Ctrl| | | Scan 15 */
/*| (64) | | | | | (58) | | | (KEY #) */
/*+---------------------------------------------------------------+ */
/* */
/****************************************************************************/
static const uint8_t keymap[MAX_MATRIX_KEY_COLS][MAX_MATRIX_KEY_ROWS] = {
{KEY_RSVD, 1, 112, 16, 2, KEY_RSVD, 30, KEY_RSVD},
{116, 117, 110, KEY_RSVD, 118, 17, 18, KEY_RSVD},
{113, KEY_RSVD, 114, 115, 3, KEY_RSVD, 119, KEY_RSVD},
{49, 34, 48, 5, 4, 19, 20, KEY_RSVD},
{35, 36, 21, 50, 6, 7, 22, 51},
{23, 32, 33, 37, 8, 31, 52, 61},
{38, 47, 46, KEY_RSVD, 9, 53, 24, 120},
{25, 79, KEY_RSVD, 39, 10, 28, 13, KEY_RSVD},
{41, KEY_RSVD, KEY_RSVD, 40, 27, 55, 11, 12},
{KEY_RSVD, KEY_RSVD, KEY_RSVD, KEY_RSVD, 26, 90, 126, 121},
{84, 71, KEY_RSVD, KEY_RSVD, 54, 122, 29, 15},
{89, 83, KEY_RSVD, KEY_RSVD, 123, 75, 76, 43},
{255, 59, KEY_RSVD, KEY_RSVD, KEY_RSVD, KEY_RSVD, 87, KEY_RSVD},
{KEY_RSVD, KEY_RSVD, 44, 57, KEY_RSVD, KEY_RSVD, KEY_RSVD},
{62, 60, KEY_RSVD, KEY_RSVD, KEY_RSVD, KEY_RSVD, KEY_RSVD, KEY_RSVD},
{KEY_RSVD, KEY_RSVD, 58, KEY_RSVD, KEY_RSVD, KEY_RSVD, KEY_RSVD, 64},
};
/* Key used for typematic */
static uint8_t last_key;
/* Typematic rate and delay values correspond to the data passed after
* the F3 command (See the 8042 spec online)
*/
static const uint16_t period[] = {
33U, 37U, 42U, 46U, 50U, 54U, 58U, 63U,
67U, 75U, 83U, 92U, 100U, 109U, 116U, 125U,
133U, 149U, 167U, 182U, 200U, 217U, 232U, 250U,
270U, 303U, 333U, 370U, 400U, 435U, 470U, 500U
};
static const uint16_t delay[] = { 250U, 500U, 750U, 1000U };
static bool block_kb_matrix;
static void typematic_callback(struct k_timer *timer)
{
LOG_INF("Typematic : %u\n", last_key);
}
static void kb_callback(const struct device *dev, uint32_t row, uint32_t col,
bool pressed)
{
ARG_UNUSED(dev);
last_key = keymap[col][row];
LOG_INF("Key code = %u Pressed = %u\n", last_key, pressed);
if (pressed) {
k_timer_start(&typematic_timer,
K_MSEC(delay[0]), K_MSEC(period[0]));
} else {
k_timer_stop(&typematic_timer);
}
}
static void block_matrix_callback(struct k_timer *timer)
{
LOG_DBG("block host : %d\n", block_kb_matrix);
if (block_kb_matrix) {
kscan_disable_callback(kscan_dev);
block_kb_matrix = false;
k_timer_stop(&typematic_timer);
} else {
kscan_enable_callback(kscan_dev);
block_kb_matrix = true;
}
}
void main(void)
{
printk("Kscan matrix sample application\n");
if (!device_is_ready(kscan_dev)) {
LOG_ERR("kscan device %s not ready", kscan_dev->name);
return;
}
kscan_config(kscan_dev, kb_callback);
k_timer_init(&typematic_timer, typematic_callback, NULL);
k_timer_init(&block_matrix_timer, block_matrix_callback, NULL);
k_timer_start(&block_matrix_timer, K_SECONDS(1), K_SECONDS(3));
}