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sched: Introduce sched_wake_tasks() function to wake up tasks

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Add function to indicate when tasks need to be run.  This will allow
the scheduler code to know if there are any tasks that need to be
processed.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2017-08-07 11:33:31 -04:00
parent e9d2ec7c41
commit a9982beacf
10 changed files with 74 additions and 10 deletions
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3
src/avr/serial.c
View file

@ -65,6 +65,8 @@ DECL_INIT(serial_init);
ISR(USART0_RX_vect)
{
uint8_t data = UDR0;
if (data == MESSAGE_SYNC)
sched_wake_tasks();
if (receive_pos >= sizeof(receive_buf))
// Serial overflow - ignore it as crc error will force retransmit
return;
@ -104,6 +106,7 @@ console_pop_input(uint8_t len)
memmove(&receive_buf[copied], &receive_buf[copied + len]
, needcopy - copied);
copied = needcopy;
sched_wake_tasks();
}
irqstatus_t flag = irq_save();
if (rpos != readb(&receive_pos)) {

4
src/avr/usbserial.c
View file

@ -42,8 +42,10 @@ static void
console_pop_input(uint8_t len)
{
uint8_t needcopy = receive_pos - len;
if (needcopy)
if (needcopy) {
memmove(receive_buf, &receive_buf[len], needcopy);
sched_wake_tasks();
}
receive_pos = needcopy;
}