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- /*-
- * Copyright (c) 2015-2016 Ruslan Bukin <br@bsdpad.com>
- * All rights reserved.
- *
- * Portions of this software were developed by SRI International and the
- * University of Cambridge Computer Laboratory under DARPA/AFRL contract
- * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
- *
- * Portions of this software were developed by the University of Cambridge
- * Computer Laboratory as part of the CTSRD Project, with support from the
- * UK Higher Education Innovation Fund (HEIF).
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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 _MACHINE_PCB_H_
- #define _MACHINE_PCB_H_
- #ifndef LOCORE
- struct trapframe;
- struct pcb {
- uint64_t pcb_ra; /* Return address */
- uint64_t pcb_sp; /* Stack pointer */
- uint64_t pcb_gp; /* Global pointer */
- uint64_t pcb_tp; /* Thread pointer */
- uint64_t pcb_s[12]; /* Saved registers */
- uint64_t pcb_x[32][2]; /* Floating point registers */
- uint64_t pcb_fcsr; /* Floating point control reg */
- uint64_t pcb_fpflags; /* Floating point flags */
- #define PCB_FP_STARTED 0x1
- #define PCB_FP_USERMASK 0x1
- vm_offset_t pcb_onfault; /* Copyinout fault handler */
- };
- #ifdef _KERNEL
- void makectx(struct trapframe *tf, struct pcb *pcb);
- int savectx(struct pcb *pcb) __returns_twice;
- #endif
- #endif /* !LOCORE */
- #endif /* !_MACHINE_PCB_H_ */
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