|
@ -5,6 +5,7 @@ |
|
|
#include "quantum.h" |
|
|
#include "quantum.h" |
|
|
#include "serial.h" |
|
|
#include "serial.h" |
|
|
#include "wait.h" |
|
|
#include "wait.h" |
|
|
|
|
|
#include "synchronization_util.h" |
|
|
|
|
|
|
|
|
#include <hal.h> |
|
|
#include <hal.h> |
|
|
|
|
|
|
|
@ -86,7 +87,10 @@ static THD_FUNCTION(Thread1, arg) { |
|
|
chRegSetThreadName("blinker"); |
|
|
chRegSetThreadName("blinker"); |
|
|
while (true) { |
|
|
while (true) { |
|
|
palWaitLineTimeout(SOFT_SERIAL_PIN, TIME_INFINITE); |
|
|
palWaitLineTimeout(SOFT_SERIAL_PIN, TIME_INFINITE); |
|
|
|
|
|
|
|
|
|
|
|
split_shared_memory_lock(); |
|
|
interrupt_handler(NULL); |
|
|
interrupt_handler(NULL); |
|
|
|
|
|
split_shared_memory_unlock(); |
|
|
} |
|
|
} |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
@ -205,14 +209,9 @@ void interrupt_handler(void *arg) { |
|
|
chSysUnlockFromISR(); |
|
|
chSysUnlockFromISR(); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
///////// |
|
|
|
|
|
// start transaction by initiator |
|
|
|
|
|
// |
|
|
|
|
|
// bool soft_serial_transaction(int sstd_index) |
|
|
|
|
|
// |
|
|
|
|
|
// this code is very time dependent, so we need to disable interrupts |
|
|
|
|
|
bool soft_serial_transaction(int sstd_index) { |
|
|
|
|
|
|
|
|
static inline bool initiate_transaction(uint8_t sstd_index) { |
|
|
if (sstd_index > NUM_TOTAL_TRANSACTIONS) return false; |
|
|
if (sstd_index > NUM_TOTAL_TRANSACTIONS) return false; |
|
|
|
|
|
|
|
|
split_transaction_desc_t *trans = &split_transaction_table[sstd_index]; |
|
|
split_transaction_desc_t *trans = &split_transaction_table[sstd_index]; |
|
|
|
|
|
|
|
|
// TODO: remove extra delay between transactions |
|
|
// TODO: remove extra delay between transactions |
|
@ -239,8 +238,7 @@ bool soft_serial_transaction(int sstd_index) { |
|
|
return false; |
|
|
return false; |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
// if the slave is present syncronize with it |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// if the slave is present synchronize with it |
|
|
uint8_t checksum = 0; |
|
|
uint8_t checksum = 0; |
|
|
// send data to the slave |
|
|
// send data to the slave |
|
|
serial_write_byte(sstd_index); // first chunk is transaction id |
|
|
serial_write_byte(sstd_index); // first chunk is transaction id |
|
@ -286,3 +284,16 @@ bool soft_serial_transaction(int sstd_index) { |
|
|
chSysUnlock(); |
|
|
chSysUnlock(); |
|
|
return true; |
|
|
return true; |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
///////// |
|
|
|
|
|
// start transaction by initiator |
|
|
|
|
|
// |
|
|
|
|
|
// bool soft_serial_transaction(int sstd_index) |
|
|
|
|
|
// |
|
|
|
|
|
// this code is very time dependent, so we need to disable interrupts |
|
|
|
|
|
bool soft_serial_transaction(int sstd_index) { |
|
|
|
|
|
split_shared_memory_lock(); |
|
|
|
|
|
bool result = initiate_transaction((uint8_t)sstd_index); |
|
|
|
|
|
split_shared_memory_unlock(); |
|
|
|
|
|
return result; |
|
|
|
|
|
} |