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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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 */
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#include <thread.h>
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#include <thread.h>
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#include <libc.h>
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#include <libc.h>
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#include <stdlib.h>
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#include <arch/faddr.h>
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#include <arch/faddr.h>
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#include <kernel/proc/uarg.h>
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typedef void (* voidfunc_t)(void);
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void thread_main(uspace_arg_t *uarg)
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{
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    uarg->uspace_thread_function(uarg->uspace_thread_arg);
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    free(uarg->uspace_stack);
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    free(uarg);
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    thread_exit(0);
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}
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int thread_create(void (* function)(void *), void *arg, void *stack, char *name)
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int thread_create(void (* function)(void *), void *arg, char *name)
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{
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{
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    char *stack;
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    uspace_arg_t *uarg;
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    stack = (char *) malloc(getpagesize());
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    if (!stack)
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        return -1;
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    uarg = (uspace_arg_t *) malloc(sizeof(uspace_arg_t));
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    if (!uarg) {
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        free(stack);
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        return -1;
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    }
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    uarg->uspace_entry = (void *) FADDR(__thread_entry);
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    uarg->uspace_stack = (void *) stack;
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    uarg->uspace_thread_function = (void *) FADDR(function);
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    uarg->uspace_thread_arg = arg;
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    uarg->uspace_uarg = uarg;
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    return __SYSCALL4(SYS_THREAD_CREATE, (sysarg_t) FADDR((voidfunc_t) function), (sysarg_t) arg, (sysarg_t) stack, (sysarg_t) name);
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    return __SYSCALL2(SYS_THREAD_CREATE, (sysarg_t) uarg, (sysarg_t) name);
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}
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}
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void thread_exit(int status)
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void thread_exit(int status)
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{
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{
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    __SYSCALL1(SYS_THREAD_EXIT, (sysarg_t) status);
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    __SYSCALL1(SYS_THREAD_EXIT, (sysarg_t) status);
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}
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}
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