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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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39
lib/pjrc_usb_serial/usb_serial.patch
View File

@@ -1,5 +1,5 @@
--- usb_serial.c 2011-04-19 05:54:12.000000000 -0400
+++ usb_serial.c 2016-06-04 23:48:52.590001697 -0400
--- ../../../lib/pjrc/usb_serial/usb_serial.c 2011-04-19 05:54:12.000000000 -0400
+++ usb_serial.c 2017-08-07 11:32:47.106357362 -0400
@@ -30,6 +30,7 @@
// Version 1.6: fix zero length packet bug
// Version 1.7: fix usb_serial_set_control
@@ -62,7 +62,24 @@
uint16_t wValue;
uint16_t wIndex;
const uint8_t *addr;
@@ -646,7 +647,9 @@
@@ -324,7 +325,7 @@
UDCON = 0; // enable attach resistor
usb_configuration = 0;
cdc_line_rtsdtr = 0;
- UDIEN = (1<<EORSTE)|(1<<SOFE);
+ UDIEN = (1<<EORSTE);
sei();
}
@@ -358,6 +359,7 @@
UEINTX = 0x6B;
goto retry;
}
+ UEIENX = (1<<RXOUTE);
SREG = intr_state;
return -1;
}
@@ -646,7 +648,9 @@
// communication
uint32_t usb_serial_get_baud(void)
{
@@ -73,3 +90,19 @@
}
uint8_t usb_serial_get_stopbits(void)
{
@@ -772,7 +776,14 @@
//
ISR(USB_COM_vect)
{
- uint8_t intbits;
+ uint8_t intbits = UEINT;
+ if (intbits & (1<<CDC_RX_ENDPOINT)) {
+ UENUM = CDC_RX_ENDPOINT;
+ UEIENX = 0;
+ extern void sched_wake_tasks(void);
+ sched_wake_tasks();
+ return;
+ }
const uint8_t *list;
const uint8_t *cfg;
uint8_t i, n, len, en;