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/*
* Copyright (c) 2012 Richard Braun.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*
* Thread control block.
*/
#ifndef _X86_TCB_H
#define _X86_TCB_H
#include <kern/macros.h>
#include <machine/trap.h>
/*
* Forward declaration.
*/
struct thread;
/*
* Architecture specific thread data.
*/
struct tcb {
struct trap_frame *frame;
};
/*
* Set up the tcb module.
*/
void tcb_setup(void);
/*
* Create a TCB.
*
* Prepare the given stack for execution.
*/
int tcb_create(struct tcb **tcbp, void *stack, const struct thread *thread);
/*
* Load a TCB.
*
* The caller context is lost.
*/
void __noreturn tcb_load(struct tcb *tcb);
#endif /* _X86_TCB_H */
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