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//-----------------------------------------------------------------------------
// *! (C) Copyright International Business Machines Corp. 2014
// *! All Rights Reserved -- Property of IBM
// *! *** IBM Confidential ***
//-----------------------------------------------------------------------------
/// \file base_main.c
/// \brief base program that creates and starts a thread
///
/// This file is a placeholder code in order to compile. I will be replaced in future by the code placed into the .text section.
extern "C" {
#include "pk.h"
#include "pk_trace.h"
#include "base_ppe_main.h"
}
#define KERNEL_STACK_SIZE 256
#define MAIN_THREAD_STACK_SIZE 256
uint8_t G_kernel_stack[KERNEL_STACK_SIZE];
uint8_t G_main_thread_stack[MAIN_THREAD_STACK_SIZE];
PkThread G_main_thread;
// A simple thread that just increments a local variable and sleeps
void main_thread(void* arg)
{
while(1)
{
pk_sleep(PK_SECONDS(1));
}
}
// The main function is called by the boot code (after initializing some
// registers)
int main(int argc, char **argv)
{
// initializes kernel data (stack, threads, timebase, timers, etc.)
pk_initialize((PkAddress)G_kernel_stack,
KERNEL_STACK_SIZE,
0,
500000000);
//Initialize the thread control block for G_main_thread
pk_thread_create(&G_main_thread,
(PkThreadRoutine)main_thread,
(void*)NULL,
(PkAddress)G_main_thread_stack,
(size_t)MAIN_THREAD_STACK_SIZE,
(PkThreadPriority)1);
//Make G_main_thread runnable
pk_thread_resume(&G_main_thread);
// Start running the highest priority thread.
// This function never returns
pk_start_threads();
return 0;
}
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