len0rd/FreeRTOS-Kernel
1
0
Fork 0
mirror of https://github.com/FreeRTOS/FreeRTOS-Kernel.git synced 2025-12-10 13:45:07 -05:00
Code Issues Projects Releases Packages Wiki Activity

Enable profiling for the linux port

Browse source
This commit is contained in:
Alfred Gedeon 2021-05-17 16:29:16 -07:00 • committed by alfred gedeon
parent 784fb8c157
commit a2029c781c
3 changed files with 174 additions and 55 deletions
Download patch file Download diff file Expand all files Collapse all files

36
FreeRTOS/Demo/Posix_GCC/main.c
View file

@ -55,6 +55,8 @@
#include <stdio.h>
#include <unistd.h>
#include <stdarg.h>
#include <signal.h>
#include <errno.h>
/* FreeRTOS kernel includes. */
#include "FreeRTOS.h"
@ -68,6 +70,12 @@
#define mainSELECTED_APPLICATION BLINKY_DEMO
#ifdef BUILD_DIR
#define BUILD BUILD_DIR
#else
#define BUILD "./"
#endif
/* This demo uses heap_3.c (the libc provided malloc() and free()). */
/*-----------------------------------------------------------*/
@ -103,6 +111,12 @@ void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer,
*/
static void prvSaveTraceFile( void );
/*
* Signal handler for Ctrl_C to cause the program to exit, and generate the
* profiling info.
*/
static void handle_sigint(int signal);
/*-----------------------------------------------------------*/
/* When configSUPPORT_STATIC_ALLOCATION is set to 1 the application writer can
@ -117,8 +131,13 @@ static BaseType_t xTraceRunning = pdTRUE;
/*-----------------------------------------------------------*/
int main( void )
{
/* SIGINT is not blocked by the posix port */
signal( SIGINT, handle_sigint );
/* Do not include trace code when performing a code coverage analysis. */
#if ( projCOVERAGE_TEST != 1 )
{
@ -231,13 +250,13 @@ void vApplicationTickHook( void )
void traceOnEnter()
{
int ret;
int xReturn;
struct timeval tv = { 0L, 0L };
fd_set fds;
FD_ZERO(&fds);
FD_SET(0, &fds);
ret = select(1, &fds, NULL, NULL, &tv);
if ( ret > 0 )
xReturn = select(1, &fds, NULL, NULL, &tv);
if ( xReturn > 0 )
{
if( xTraceRunning == pdTRUE )
{
@ -386,3 +405,14 @@ the stack and so not exists after this function exits. */
configMINIMAL_STACK_SIZE is specified in words, not bytes. */
*pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
}
void handle_sigint( int signal )
{
int xReturn;
xReturn = chdir( BUILD ); /* changing dir to place gmon.out inside build */
if( xReturn == -1 )
{
printf( "chdir into %s error is %d\n", BUILD, errno );
}
exit( 1 );
}