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https://opencores.org/ocsvn/de1_olpcl2294_system/de1_olpcl2294_system/trunk
Subversion Repositories de1_olpcl2294_system
[/] [de1_olpcl2294_system/] [trunk/] [sw/] [ecos/] [debug/] [main.c] - Rev 4
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// // // #include <stdio.h> #include <math.h> #include <stdlib.h> #include <cyg/kernel/kapi.h> #include "LPC22xx.h" #include "lib_dbg_sh.h" extern void dbg_sh(void); /* now declare (and allocate space for) some kernel objects, like the two threads we will use */ cyg_thread thread_s[2]; /* space for two thread objects */ char stack[2][4096]; /* space for two 4K stacks */ /* now the handles for the threads */ cyg_handle_t dbg_shell_thread, simple_threadB; /* and now variables for the procedure which is the thread */ cyg_thread_entry_t dbg_shell; cyg_thread_entry_t simple_program; /* and now a mutex to protect calls to the C library */ cyg_mutex_t cliblock; /* we install our own startup routine which sets up threads */ void cyg_user_start(void) { // printf("Entering twothreads' cyg_user_start() function\n"); // enable cs3 PINSEL2 = 0x0f814924; // configure BCFG3 *((unsigned int *)0xFFE0000C) = 0x20007de7; // configure gpio *((unsigned int *)0x83200008) = 0x0003ffff; *((unsigned int *)0x83200008) = 0x00000003; *((unsigned int *)0x83200008) ^= 0x00000002; cyg_mutex_init(&cliblock); cyg_thread_create(4, dbg_shell, (cyg_addrword_t) 0, "DBG Shell", (void *) stack[0], 4096, &dbg_shell_thread, &thread_s[0]); cyg_thread_create(4, simple_program, (cyg_addrword_t) 1, "Thread B", (void *) stack[1], 4096, &simple_threadB, &thread_s[1]); cyg_thread_resume(dbg_shell_thread); cyg_thread_resume(simple_threadB); } /* this is a simple program which runs in a thread */ void dbg_shell(cyg_addrword_t data) { int message = (int) data; int delay; printf("Beginning execution; thread data is %d\n", message); dbg_sh(); } /* this is a simple program which runs in a thread */ void simple_program(cyg_addrword_t data) { for (;;) { *((unsigned int *)0x83200008) ^= 0x00000001; cyg_thread_delay(200); } }
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