From feb5e4aaebb78842c090230f68ea9de80a5c17e6 Mon Sep 17 00:00:00 2001 From: MakotoKurauchi Date: Sat, 11 Aug 2018 00:22:09 +0900 Subject: Keyboard: Helix serial improvements (#3608) * add change_reciver2sender()/change_sender2reciver() This is a change to improve readability. * txled, rxled off in matrix_init() * add serial_send_packet() / serial_recive_packet() This is a change to reduce object size. * add serial_low() at ISR() top * add __attribute__((always_inline)) to some functions * modify serial_send_packet()/serial_recive_packet() A little, object size reduction. A little, speedup. * add debug code to helix/serial.c * Adjust sampling timing of serial signal being received * add split_scomm.c/split_scomm.h and change serial.c/serial.h serial.c was divided into 2 layers, split_scom.c and serial.c. The upper layer split_scomm.c is called from matrix.c. The lower layer serial.c accesses the hardware. * add split_scomm.c/split_scomm.h into helix/rev1 * reduce object size helix/rev2/matrix.c * remove checksum check, add parity check * force occur parity error for test * parity test ok. remove test code * change some comment & add skip code when buffer_size == 0 * serial.c: multiple types of transaction support Add 4 bits transaction-type field at packet top. Select Transaction Descriptor Table entry by transaction-type. * helix serial master-slave transaction optimize Using multi-type transaction feature of serial.c, communication contents between master slaves were optimized. * add debug code for retry * add comment into each config.h * fix ISR status drop * add a debug macro 'debug_retry_chg()' * reduce led_test size * remove debug code from helix/serial.c and etc. * helix:five_rows change TAPPING_TERM value 140 * Improved compatibility with let's split of serial.c. Finish helix/serial.c improvement. - The difference with the original let's split's serial.c - It's high-speed about 4 times. - Stable bi-directional data transfer. (Helix need master to slave transfer) - serial.h was divided 2 files, serial_config.h and sereial.h - With multiple types of transaction support, communication contents can be optimized. (NEW flexible API) - USE OLD Simple APIs (compatible with let's split serial.c) - files : - serial_config.h -- hardware configuration (need include by config.h) - serial.c/serial.h -- serial communication - USE NEW flexible APIs. (Support multi-type transaction function.) serial.c was divided into 2 layers, split_scom.c and serial.c. The upper layer split_scomm.c is called from matrix.c. The lower layer serial.c accesses the hardware. - files - split_scomm.c -- communication buffer is defined in here. call by matrix.c. - split_scomm.h -- buffer size is defined in here. include by matrix.c, split_util.c - serial_config.h -- hardware configuration (need include by config.h) To use the NEW API, specify #define SERIAL_USE_MULTI_TRANSACTION - serial.c/serial.h -- serial communication lower layer - NEW APIs for serial.c / serial.h (The lower layer) // Soft Serial Transaction Descriptor typedef struct _SSTD_t { uint8_t *status; uint8_t initiator2target_buffer_size; uint8_t *initiator2target_buffer; uint8_t target2initiator_buffer_size; uint8_t *target2initiator_buffer; } SSTD_t; // initiator is transaction start side void soft_serial_initiator_init(SSTD_t *sstd_table); // target is interrupt accept side void soft_serial_target_init(SSTD_t *sstd_table); int soft_serial_transaction(int sstd_index); int soft_serial_get_and_clean_target_status(int sstd_index); - NEW APIs for split_scomm.c / split_scomm.h (The upper layer) move from old serial.c the following buffer and functions serial_slave_buffer[] serial_master_buffer[] void serial_master_init(void) void serial_slave_init(void) int serial_update_buffers(void) define SERIAL_xxxxx_BUFFER_LENGTH move from serial_config.h to split_scomm.h --- keyboards/helix/rev2/matrix.c | 58 +++++++++++++++++++++++++------------------ 1 file changed, 34 insertions(+), 24 deletions(-) (limited to 'keyboards/helix/rev2/matrix.c') diff --git a/keyboards/helix/rev2/matrix.c b/keyboards/helix/rev2/matrix.c index 8a1ce3af1..322959dbb 100644 --- a/keyboards/helix/rev2/matrix.c +++ b/keyboards/helix/rev2/matrix.c @@ -20,6 +20,7 @@ along with this program. If not, see . */ #include #include +#include #include #include #include @@ -34,7 +35,7 @@ along with this program. If not, see . #ifdef USE_MATRIX_I2C # include "i2c.h" #else // USE_SERIAL -# include "serial.h" +# include "split_scomm.h" #endif #ifndef DEBOUNCE @@ -102,6 +103,8 @@ void matrix_init(void) init_cols(); TX_RX_LED_INIT; + TXLED0; + RXLED0; // initialize matrix state: all keys off for (uint8_t i=0; i < MATRIX_ROWS; i++) { @@ -178,17 +181,20 @@ i2c_error: // the cable is disconnceted, or something else went wrong #else // USE_SERIAL -int serial_transaction(void) { +int serial_transaction(int master_changed) { int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; +#ifdef SERIAL_USE_MULTI_TRANSACTION + int ret=serial_update_buffers(master_changed); +#else int ret=serial_update_buffers(); +#endif if (ret ) { - if(ret==2)RXLED1; + if(ret==2) RXLED1; return 1; } -RXLED0; - for (int i = 0; i < ROWS_PER_HAND; ++i) { - matrix[slaveOffset+i] = serial_slave_buffer[i]; - } + RXLED0; + memcpy(&matrix[slaveOffset], + (void *)serial_slave_buffer, sizeof(serial_slave_buffer)); return 0; } #endif @@ -199,19 +205,9 @@ uint8_t matrix_scan(void) matrix_master_scan(); }else{ matrix_slave_scan(); - -// if(serial_slave_DATA_CORRUPT()){ -// TXLED0; - int offset = (isLeftHand) ? ROWS_PER_HAND : 0; - - for (int i = 0; i < ROWS_PER_HAND; ++i) { - matrix[offset+i] = serial_master_buffer[i]; - } - -// }else{ -// TXLED1; -// } - + int offset = (isLeftHand) ? ROWS_PER_HAND : 0; + memcpy(&matrix[offset], + (void *)serial_master_buffer, sizeof(serial_master_buffer)); matrix_scan_quantum(); } return 1; @@ -221,6 +217,7 @@ uint8_t matrix_scan(void) uint8_t matrix_master_scan(void) { int ret = _matrix_scan(); + int mchanged = 1; #ifndef KEYBOARD_helix_rev1 int offset = (isLeftHand) ? 0 : ROWS_PER_HAND; @@ -231,16 +228,19 @@ uint8_t matrix_master_scan(void) { // i2c_slave_buffer[i] = matrix[offset+i]; // } #else // USE_SERIAL - for (int i = 0; i < ROWS_PER_HAND; ++i) { - serial_master_buffer[i] = matrix[offset+i]; - } + #ifdef SERIAL_USE_MULTI_TRANSACTION + mchanged = memcmp((void *)serial_master_buffer, + &matrix[offset], sizeof(serial_master_buffer)); + #endif + memcpy((void *)serial_master_buffer, + &matrix[offset], sizeof(serial_master_buffer)); #endif #endif #ifdef USE_MATRIX_I2C if( i2c_transaction() ) { #else // USE_SERIAL - if( serial_transaction() ) { + if( serial_transaction(mchanged) ) { #endif // turn on the indicator led when halves are disconnected TXLED1; @@ -274,9 +274,19 @@ void matrix_slave_scan(void) { i2c_slave_buffer[i] = matrix[offset+i]; } #else // USE_SERIAL + #ifdef SERIAL_USE_MULTI_TRANSACTION + int change = 0; + #endif for (int i = 0; i < ROWS_PER_HAND; ++i) { + #ifdef SERIAL_USE_MULTI_TRANSACTION + if( serial_slave_buffer[i] != matrix[offset+i] ) + change = 1; + #endif serial_slave_buffer[i] = matrix[offset+i]; } + #ifdef SERIAL_USE_MULTI_TRANSACTION + slave_buffer_change_count += change; + #endif #endif } -- cgit v1.2.3