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authorAldo Cortesi <aldo@nullcube.com>2016-07-14 12:59:00 +1200
committerAldo Cortesi <aldo@nullcube.com>2016-07-14 12:59:00 +1200
commit703c05066ec0bc05c680e24d368606791dd1c958 (patch)
tree6b83519d11994ec90e51fd038d57ab329300c6a4 /docs/scripting
parentcf3b3d206a22d47b4b5cc5ef57c09c7c577b27aa (diff)
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Fix indeterminacy in sticky cookie tests
How has this not bitten us before?
Diffstat (limited to 'docs/scripting')
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generated by cgit v1.2.3 (git 2.25.1) at 2026-02-04 01:59:16 +0000
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/*
Copyright 2012 Jun Wako
Copyright 2014 Jack Humbert

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/>.
*/
#include <stdint.h>
#include <stdbool.h>
#if defined(__AVR__)
#include <avr/io.h>
#endif
#include "wait.h"
#include "print.h"
#include "debug.h"
#include "util.h"
#include "matrix.h"
#include "timer.h"

#if (MATRIX_COLS <= 8)
#    define print_matrix_header()  print("\nr/c 01234567\n")
#    define print_matrix_row(row)  print_bin_reverse8(matrix_get_row(row))
#    define matrix_bitpop(i)       bitpop(matrix[i])
#    define ROW_SHIFTER ((uint8_t)1)
#elif (MATRIX_COLS <= 16)
#    define print_matrix_header()  print("\nr/c 0123456789ABCDEF\n")
#    define print_matrix_row(row)  print_bin_reverse16(matrix_get_row(row))
#    define matrix_bitpop(i)       bitpop16(matrix[i])
#    define ROW_SHIFTER ((uint16_t)1)
#elif (MATRIX_COLS <= 32)
#    define print_matrix_header()  print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n")
#    define print_matrix_row(row)  print_bin_reverse32(matrix_get_row(row))
#    define matrix_bitpop(i)       bitpop32(matrix[i])
#    define ROW_SHIFTER  ((uint32_t)1)
#endif

/* matrix state(1:on, 0:off) */
static matrix_row_t matrix[MATRIX_ROWS];

__attribute__ ((weak))
void matrix_init_kb(void) {
    matrix_init_user();
}

__attribute__ ((weak))
void matrix_scan_kb(void) {
    matrix_scan_user();
}

__attribute__ ((weak))
void matrix_init_user(void) {
}

__attribute__ ((weak))
void matrix_scan_user(void) {
}

inline
uint8_t matrix_rows(void) {
    return MATRIX_ROWS;
}

inline
uint8_t matrix_cols(void) {
    return MATRIX_COLS;
}

void matrix_init(void) {

    matrix_init_quantum();
}

uint8_t matrix_scan(void)
{
    SERIAL_UART_INIT();

    uint32_t timeout = 0;

    //the s character requests the RF slave to send the matrix
    SERIAL_UART_DATA = 's';

    //trust the external keystates entirely, erase the last data
    uint8_t uart_data[11] = {0};

    //there are 10 bytes corresponding to 10 columns, and an end byte
    for (uint8_t i = 0; i < 11; i++) {
        //wait for the serial data, timeout if it's been too long
        //this only happened in testing with a loose wire, but does no
        //harm to leave it in here
        while(!SERIAL_UART_RXD_PRESENT){
            timeout++;
            if (timeout > 10000){
                break;
            }
        }
        uart_data[i] = SERIAL_UART_DATA;
    }

    //check for the end packet, the key state bytes use the LSBs, so 0xE0
    //will only show up here if the correct bytes were recieved
    if (uart_data[10] == 0xE0)
    {
        //shifting and transferring the keystates to the QMK matrix variable
        for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
            matrix[i] = (uint16_t) uart_data[i*2] | (uint16_t) uart_data[i*2+1] << 5;
        }
    }


    matrix_scan_quantum();
    return 1;
}

inline
bool matrix_is_on(uint8_t row, uint8_t col)
{
    return (matrix[row] & ((matrix_row_t)1<<col));
}

inline
matrix_row_t matrix_get_row(uint8_t row)
{
    return matrix[row];
}

void matrix_print(void)
{
    print_matrix_header();

    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
        phex(row); print(": ");
        print_matrix_row(row);
        print("\n");
    }
}

uint8_t matrix_key_count(void)
{
    uint8_t count = 0;
    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
        count += matrix_bitpop(i);
    }
    return count;
}