0,0 → 1,67 |
/* |
* Copyright (C) 2006 Ondrej Palkovsky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
#ifndef __LIBC__PSTHREAD_H__ |
#define __LIBC__PSTHREAD_H__ |
|
#include <libarch/psthread.h> |
#include <libadt/list.h> |
|
#ifndef context_set |
#define context_set(c, _pc, stack, size, ptls) \ |
(c)->pc = (sysarg_t) (_pc); \ |
(c)->sp = ((sysarg_t) (stack)) + (size) - SP_DELTA; \ |
(c)->tls = (sysarg_t) (ptls); |
#endif /* context_set */ |
|
typedef sysarg_t pstid_t; |
|
struct psthread_data { |
struct psthread_data *self; /* IA32,AMD64 needs to get self address */ |
|
link_t list; |
context_t ctx; |
void *stack; |
void *arg; |
int (*func)(void *); |
|
struct psthread_data *waiter; |
int finished; |
int retval; |
int flags; |
}; |
typedef struct psthread_data psthread_data_t; |
|
extern int context_save(context_t *c); |
extern void context_restore(context_t *c) __attribute__ ((noreturn)); |
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pstid_t psthread_create(int (*func)(void *), void *arg); |
int ps_preempt(void); |
int ps_join(pstid_t psthrid); |
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#endif |