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Diffstat (limited to 'keyboards/input_club/infinity60/led_controller.c')
-rw-r--r--keyboards/input_club/infinity60/led_controller.c488
1 files changed, 0 insertions, 488 deletions
diff --git a/keyboards/input_club/infinity60/led_controller.c b/keyboards/input_club/infinity60/led_controller.c
deleted file mode 100644
index 5ea0ae804c..0000000000
--- a/keyboards/input_club/infinity60/led_controller.c
+++ /dev/null
@@ -1,488 +0,0 @@
-/*
-Copyright 2016 flabbergast <s3+flabbergast@sdfeu.org>
-Copyright 2017 jpetermans <tibcmhhm@gmail.com>
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/*
- * LED controller code
- * IS31FL3731C matrix LED driver from ISSI
- * datasheet: http://www.issi.com/WW/pdf/31FL3731C.pdf
- */
-
-#include <ch.h>
-#include <hal.h>
-#include "print.h"
-#include "led.h"
-#include "host.h"
-
-#include "led_controller.h"
-
-#include "suspend.h"
-
-#include "usb_main.h"
-
-/* Infinity60 LED MAP
- - digits mean "row" and "col", i.e. 45 means C4-5 in the IS31 datasheet, matrix A
-
- 11 12 13 14 15 16 17 18 21 22 23 24 25 26 27*
- 28 31 32 33 34 35 36 37 38 41 42 43 44 45
- 46 47 48 51 52 53 54 55 56 57 58 61 62
- 63 64 65 66 67 68 71 72 73 74 75 76 77*
- 78 81 82 83 84 85 86 87
-
-*Unused in Alphabet Layout
-*/
-
-/*
- each page has 0xB4 bytes
- 0 - 0x11: LED control (on/off):
- order: CA1, CB1, CA2, CB2, .... (CA - matrix A, CB - matrix B)
- CAn controls Cn-8 .. Cn-1 (LSbit)
- 0x12 - 0x23: blink control (like "LED control")
- 0x24 - 0xB3: PWM control: byte per LED, 0xFF max on
- order same as above (CA 1st row (8bytes), CB 1st row (8bytes), ...)
-*/
-
-// Which LED should be used for CAPS LOCK indicator
-#if !defined(CAPS_LOCK_LED_ADDRESS)
-#define CAPS_LOCK_LED_ADDRESS 46
-#endif
-
-#if !defined(NUM_LOCK_LED_ADDRESS)
-#define NUM_LOCK_LED_ADDRESS 85
-#endif
-
-/* Which LED should breathe during sleep */
-#if !defined(BREATHE_LED_ADDRESS)
-#define BREATHE_LED_ADDRESS CAPS_LOCK_LED_ADDRESS
-#endif
-
-/* =================
- * ChibiOS I2C setup
- * ================= */
-static const I2CConfig i2ccfg = {
- 400000 // clock speed (Hz); 400kHz max for IS31
-};
-
-/* ==============
- * variables
- * ============== */
-// internal communication buffers
-uint8_t tx[2] __attribute__((aligned(2)));
-uint8_t rx[1] __attribute__((aligned(2)));
-
-// buffer for sending the whole page at once (used also as a temp buffer)
-uint8_t full_page[0xB4+1] = {0};
-
-// LED mask (which LEDs are present, selected by bits)
-// IC60 pcb uses only CA matrix.
-// Each byte is a control pin for 8 leds ordered 8-1
-const uint8_t all_on_leds_mask[0x12] = {
- 0xFF, 0x00, 0xFF, 0x00, 0xFF, 0x00, 0xFF, 0x00, 0xFF,
- 0x00, 0xFF, 0x00, 0xFF, 0x00, 0x7F, 0x00, 0x00, 0x00
-};
-
-// array to hold brightness pwm steps
-const uint8_t pwm_levels[5] = {
- 0x00, 0x16, 0x4E, 0xA1, 0xFF
-};
-
-// array to write to pwm register
-uint8_t pwm_register_array[9] = {0};
-
-
-/* ============================
- * communication functions
- * ============================ */
-msg_t is31_select_page(uint8_t page) {
- tx[0] = IS31_COMMANDREGISTER;
- tx[1] = page;
- return i2cMasterTransmitTimeout(&I2CD1, IS31_ADDR_DEFAULT, tx, 2, NULL, 0, TIME_US2I(IS31_TIMEOUT));
-}
-
-msg_t is31_write_data(uint8_t page, uint8_t *buffer, uint8_t size) {
- is31_select_page(page);
- return i2cMasterTransmitTimeout(&I2CD1, IS31_ADDR_DEFAULT, buffer, size, NULL, 0, TIME_US2I(IS31_TIMEOUT));
-}
-
-msg_t is31_write_register(uint8_t page, uint8_t reg, uint8_t data) {
- is31_select_page(page);
- tx[0] = reg;
- tx[1] = data;
- return i2cMasterTransmitTimeout(&I2CD1, IS31_ADDR_DEFAULT, tx, 2, NULL, 0, TIME_US2I(IS31_TIMEOUT));
-}
-
-msg_t is31_read_register(uint8_t page, uint8_t reg, uint8_t *result) {
- is31_select_page(page);
-
- tx[0] = reg;
- return i2cMasterTransmitTimeout(&I2CD1, IS31_ADDR_DEFAULT, tx, 1, result, 1, TIME_US2I(IS31_TIMEOUT));
-}
-
-/* ========================
- * initialise the IS31 chip
- * ======================== */
-void is31_init(void) {
- // just to be sure that it's all zeroes
- __builtin_memset(full_page,0,0xB4+1);
- // zero function page, all registers (assuming full_page is all zeroes)
- is31_write_data(IS31_FUNCTIONREG, full_page, 0xD + 1);
- // disable hardware shutdown
- palSetPadMode(GPIOB, 16, PAL_MODE_OUTPUT_PUSHPULL);
- palSetPad(GPIOB, 16);
- chThdSleepMilliseconds(10);
- // software shutdown
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_ON);
- chThdSleepMilliseconds(10);
- // zero function page, all registers
- is31_write_data(IS31_FUNCTIONREG, full_page, 0xD + 1);
- chThdSleepMilliseconds(10);
- // software shutdown disable (i.e. turn stuff on)
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
- chThdSleepMilliseconds(10);
- // zero all LED registers on all 8 pages
- uint8_t i;
- for(i=0; i<8; i++) {
- is31_write_data(i, full_page, 0xB4 + 1);
- chThdSleepMilliseconds(5);
- }
-}
-
-/* ==================
- * LED control thread
- * ================== */
-#define LED_MAILBOX_NUM_MSGS 5
-static msg_t led_mailbox_queue[LED_MAILBOX_NUM_MSGS];
-mailbox_t led_mailbox;
-static THD_WORKING_AREA(waLEDthread, 256);
-static THD_FUNCTION(LEDthread, arg) {
- (void)arg;
- chRegSetThreadName("LEDthread");
-
- uint8_t i;
- uint8_t control_register_word[2] = {0};//2 bytes: register address, byte to write
- uint8_t led_control_reg[0x13] = {0};//led control register start address + 0x12 bytes
-
- //persistent status variables
- uint8_t pwm_step_status, page_status, capslock_status, numlock_status;
-
- //mailbox variables
- uint8_t temp, msg_type;
- uint8_t msg_args[3];
- msg_t msg;
-
- // initialize persistent variables
- pwm_step_status = 4; //full brightness
- page_status = 0; //start frame 0 (all off/on)
- led_t led_state = host_keyboard_led_state();
- numlock_status = led_state.num_lock ? 1 : 0;
- capslock_status = led_state.caps_lock ? 1 : 0;
-
- while(true) {
- // wait for a message (asynchronous)
- // (messages are queued (up to LED_MAILBOX_NUM_MSGS) if they can't
- // be processed right away
- chMBFetchTimeout(&led_mailbox, &msg, TIME_INFINITE);
- msg_type = msg & 0xFF; //first byte is action information
- msg_args[0] = (msg >> 8) & 0xFF;
- msg_args[1] = (msg >> 16) & 0XFF;
- msg_args[2] = (msg >> 24) & 0xFF;
-
-
- switch (msg_type){
- case SET_FULL_ROW:
- //write full byte to pin address, msg_args[1] = pin #, msg_args[0] = 8 bits to write
- //writes only to currently displayed page
- write_led_byte(page_status, msg_args[1], msg_args[0]);
- break;
-
- case OFF_LED:
- //on/off/toggle single led, msg_args[0] = row/col of led, msg_args[1] = page
- set_led_bit(msg_args[1], control_register_word, msg_args[0], 0);
- break;
- case ON_LED:
- set_led_bit(msg_args[1], control_register_word, msg_args[0], 1);
- break;
- case TOGGLE_LED:
- set_led_bit(msg_args[1], control_register_word, msg_args[0], 2);
- break;
-
- case BLINK_OFF_LED:
- //on/off/toggle single led, msg_args[0] = row/col of led
- set_led_bit(msg_args[1], control_register_word, msg_args[0], 4);
- break;
- case BLINK_ON_LED:
- set_led_bit(msg_args[1], control_register_word, msg_args[0], 5);
- break;
- case BLINK_TOGGLE_LED:
- set_led_bit(msg_args[1], control_register_word, msg_args[0], 6);
- break;
-
- case TOGGLE_ALL:
- //turn on/off all leds, msg_args = unused
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_ON);
- chThdSleepMilliseconds(5);
- is31_read_register(0, 0x00, &temp);
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
-
- led_control_reg[0] = 0;
-
- //toggle led mask based on current state (temp)
- if (temp==0 || page_status > 0) {
- __builtin_memcpy(led_control_reg+1, all_on_leds_mask, 0x12);
- } else {
- __builtin_memset(led_control_reg+1, 0, 0x12);
- }
- is31_write_data(0, led_control_reg, 0x13);
-
- if (page_status > 0) {
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_PICTDISP, 0);
-
- page_status=0;
-
- //maintain lock leds, reset to off and force recheck to blink of all leds toggled on
- numlock_status = 0;
- capslock_status = 0;
- led_set(host_keyboard_leds());
- }
- break;
-
- case TOGGLE_BACKLIGHT:
- //msg_args[0] = on/off
-
- //populate 9 byte rows to be written to each pin, first byte is register (pin) address
- if (msg_args[0] == 1) {
- __builtin_memset(pwm_register_array+1, pwm_levels[pwm_step_status], 8);
- } else {
- __builtin_memset(pwm_register_array+1, 0, 8);
- }
-
- for(i=0; i<8; i++) {
- //first byte is register address, every 0x10 9 bytes is A-matrix pwm pins
- pwm_register_array[0] = 0x24 + (i * 0x10);
- is31_write_data(0,pwm_register_array,9);
- }
- break;
-
- case DISPLAY_PAGE:
- //msg_args[0] = page to toggle on
- if (page_status != msg_args[0]) {
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_PICTDISP, msg_args[0]);
- page_status = msg_args[0];
-
- //maintain lock leds, reset to off and force recheck for new page
- numlock_status = 0;
- capslock_status = 0;
- led_set(host_keyboard_leds());
- }
- break;
-
- case RESET_PAGE:
- //led_args[0] = page to reset
- led_control_reg[0] = 0;
- __builtin_memset(led_control_reg+1, 0, 0x12);
- is31_write_data(msg_args[0], led_control_reg, 0x13);
-
- //repeat for blink register
- led_control_reg[0] = 0x12;
- is31_write_data(msg_args[0], led_control_reg, 0x13);
- break;
-
- case TOGGLE_NUM_LOCK:
- //msg_args[0] = 0 or 1, off/on
- if (numlock_status != msg_args[0]) {
- set_lock_leds(NUM_LOCK_LED_ADDRESS, msg_args[0], page_status);
- numlock_status = msg_args[0];
- }
- break;
- case TOGGLE_CAPS_LOCK:
- //msg_args[0] = 0 or 1, off/on
- if (capslock_status != msg_args[0]) {
- set_lock_leds(CAPS_LOCK_LED_ADDRESS, msg_args[0], page_status);
- capslock_status = msg_args[0];
- }
- break;
-
- case STEP_BRIGHTNESS:
- //led_args[0] = step up (1) or down (0)
- switch (msg_args[0]) {
- case 0:
- if (pwm_step_status == 0) {
- pwm_step_status = 4;
- } else {
- pwm_step_status--;
- }
- break;
-
- case 1:
- if (pwm_step_status == 4) {
- pwm_step_status = 0;
- } else {
- pwm_step_status++;
- }
- break;
- }
-
- //populate 8 byte arrays to write on each pin
- //first byte is register address, every 0x10 9 bytes are A-matrix pwm pins
- __builtin_memset(pwm_register_array+1, pwm_levels[pwm_step_status], 8);
-
- for(i=0; i<8; i++) {
- pwm_register_array[0] = 0x24 + (i * 0x10);
- is31_write_data(0,pwm_register_array,9);
- }
- break;
- }
- }
-}
-
-/* ==============================
- * led processing functions
- * ============================== */
-
-void set_led_bit (uint8_t page, uint8_t *led_control_word, uint8_t led_addr, uint8_t action) {
- //returns 2 bytes: led control register address and byte to write
- //action: 0 - off, 1 - on, 2 - toggle, 4 - blink on, 5 - blink off, 6 - toggle blink
-
- uint8_t control_reg_addr, column_bit, column_byte, temp, blink_bit;
-
- //check for valid led address
- if (led_addr < 0 || led_addr > 87 || led_addr % 10 > 8) {
- return;
- }
-
- blink_bit = action>>2;//check for blink bit
- action &= ~(1<<2); //strip blink bit
-
- //led_addr tens column is pin#, ones column is bit position in 8-bit mask
- control_reg_addr = ((led_addr / 10) % 10 - 1 ) * 0x02;// A-matrix is every other byte
- control_reg_addr += blink_bit == 1 ? 0x12 : 0x00;//if blink_bit, shift 12 bytes to blink register
-
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_ON);
- chThdSleepMilliseconds(5);
- is31_read_register(page, control_reg_addr, &temp);//maintain status of leds on this byte
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
-
- column_bit = 1<<(led_addr % 10 - 1);
- column_byte = temp;
-
- switch(action) {
- case 0:
- column_byte &= ~column_bit;
- break;
- case 1:
- column_byte |= column_bit;
- break;
- case 2:
- column_byte ^= column_bit;
- break;
- }
-
- //return word to be written in register
- led_control_word[0] = control_reg_addr;
- led_control_word[1] = column_byte;
- is31_write_data (page, led_control_word, 0x02);
-}
-
-void write_led_byte (uint8_t page, uint8_t row, uint8_t led_byte) {
- uint8_t led_control_word[2] = {0};//register address and on/off byte
-
- led_control_word[0] = (row - 1 ) * 0x02;// A-matrix is every other byte
- led_control_word[1] = led_byte;
- is31_write_data(page, led_control_word, 0x02);
-}
-
-void write_led_page (uint8_t page, uint8_t *user_led_array, uint8_t led_count) {
- uint8_t i;
- uint8_t pin, col;
- uint8_t led_control_register[0x13] = {0};
-
- __builtin_memset(led_control_register,0,13);
-
- for(i=0;i<led_count;i++){
- //shift pin by 1 for led register 0x00 address
- pin = ((user_led_array[i] / 10) % 10 - 1 ) * 2 + 1;
- col = user_led_array[i] % 10 - 1;
- led_control_register[pin] |= 1<<(col);
- }
-
- is31_write_data(page, led_control_register, 0x13);
-}
-
-void set_lock_leds(uint8_t led_addr, uint8_t led_action, uint8_t page) {
- uint8_t temp;
- uint8_t led_control_word[2] = {0};
-
- //blink if all leds are on
- if (page == 0) {
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_ON);
- chThdSleepMilliseconds(5);
- is31_read_register(0, 0x00, &temp);
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
-
- if (temp == 0xFF) {
- led_action |= (1<<2); //set blink bit
- }
- }
-
- set_led_bit(page,led_control_word,led_addr,led_action);
-}
-
-/* =====================
- * hook into user keymap
- * ===================== */
-void led_controller_init(void) {
- uint8_t i;
-
- /* initialise I2C */
- /* I2C pins */
- palSetPadMode(GPIOB, 0, PAL_MODE_ALTERNATIVE_2); // PTB0/I2C0/SCL
- palSetPadMode(GPIOB, 1, PAL_MODE_ALTERNATIVE_2); // PTB1/I2C0/SDA
- /* start I2C */
- i2cStart(&I2CD1, &i2ccfg);
- // try high drive (from kiibohd)
- I2CD1.i2c->C2 |= I2Cx_C2_HDRS;
- // try glitch fixing (from kiibohd)
- I2CD1.i2c->FLT = 4;
-
- chThdSleepMilliseconds(10);
-
- /* initialise IS31 chip */
- is31_init();
-
- //set Display Option Register so all pwm intensity is controlled from page 0
- //enable blink and set blink period to 0.27s x rate
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_DISPLAYOPT, IS31_REG_DISPLAYOPT_INTENSITY_SAME + IS31_REG_DISPLAYOPT_BLINK_ENABLE + 4);
-
- /* set full pwm on page 1 */
- pwm_register_array[0] = 0;
- __builtin_memset(pwm_register_array+1, 0xFF, 8);
- for(i=0; i<8; i++) {
- pwm_register_array[0] = 0x24 + (i * 0x10);//first byte of 9 bytes must be register address
- is31_write_data(0, pwm_register_array, 9);
- chThdSleepMilliseconds(5);
- }
-
- /* enable breathing when the displayed page changes */
- // Fade-in Fade-out, time = 26ms * 2^N, N=3
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_BREATHCTRL1, (3<<4)|3);
- is31_write_register(IS31_FUNCTIONREG, IS31_REG_BREATHCTRL2, IS31_REG_BREATHCTRL2_ENABLE|3);
-
- /* more time consuming LED processing should be offloaded into
- * a thread, with asynchronous messaging. */
- chMBObjectInit(&led_mailbox, led_mailbox_queue, LED_MAILBOX_NUM_MSGS);
- chThdCreateStatic(waLEDthread, sizeof(waLEDthread), LOWPRIO, LEDthread, NULL);
-}
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