kamkow1
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81 lines
1.5 KiB
C
81 lines
1.5 KiB
C
#include <alloc/liballoc.h>
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#include <limits.h>
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#include <m/status.h>
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#include <m/system.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <string/string.h>
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#define EXAMPLE 2
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#if EXAMPLE == 1
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void app_thread1 (void) {
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test ('b');
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quit ();
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}
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int spawn (void (*fn) (void)) {
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size_t stack_size = 256 * PAGE_SIZE;
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void* stack = malloc (stack_size);
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if (stack == NULL)
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return -ST_OOM_ERROR;
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uintptr_t stack_top = (uintptr_t)stack + stack_size;
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return clone (stack_top, stack_size, fn);
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}
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void app_main (void) { spawn (&app_thread1); }
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#elif EXAMPLE == 2
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#define MUTEX 2000
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void app_thread1 (void);
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int spawn (void (*fn) (void)) {
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size_t stack_size = 256 * PAGE_SIZE;
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void* stack = malloc (stack_size);
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if (stack == NULL)
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return -ST_OOM_ERROR;
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uintptr_t stack_top = (uintptr_t)stack + stack_size;
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return clone (stack_top, stack_size, fn);
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}
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void app_main (void) {
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create_mutex (MUTEX, RV_PRIVATE);
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spawn (&app_thread1);
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/* for (volatile int i = 0; i < 1000*1000; i++) */
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/* ; */
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for (;;) {
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lock_mutex (MUTEX, RV_PRIVATE);
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for (int i = 0; i < 3; i++)
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test ('a');
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unlock_mutex (MUTEX, RV_PRIVATE);
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/* for (volatile int i = 0; i < 1000*1000; i++) */
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/* ; */
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}
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}
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void app_thread1 (void) {
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for (;;) {
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lock_mutex (MUTEX, RV_PRIVATE);
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for (int i = 0; i < 3; i++)
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test ('b');
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unlock_mutex (MUTEX, RV_PRIVATE);
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/* for (volatile int i = 0; i < 1000*1000; i++) */
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/* ; */
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}
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quit ();
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}
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#endif
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