pcb.h revision 113023
1178476Sjb/*- 2178476Sjb * Copyright (c) 2001 Jake Burkholder. 3178476Sjb * All rights reserved. 4178476Sjb * 5178476Sjb * Redistribution and use in source and binary forms, with or without 6178476Sjb * modification, are permitted provided that the following conditions 7178476Sjb * are met: 8178476Sjb * 1. Redistributions of source code must retain the above copyright 9178476Sjb * notice, this list of conditions and the following disclaimer. 10178476Sjb * 2. Redistributions in binary form must reproduce the above copyright 11178476Sjb * notice, this list of conditions and the following disclaimer in the 12178476Sjb * documentation and/or other materials provided with the distribution. 13178476Sjb * 14178476Sjb * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15178476Sjb * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16178476Sjb * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17178476Sjb * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18178476Sjb * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19178476Sjb * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20178476Sjb * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21178476Sjb * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22178476Sjb * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23178476Sjb * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24178476Sjb * SUCH DAMAGE. 25178476Sjb * 26178476Sjb * $FreeBSD: head/sys/sparc64/include/pcb.h 113023 2003-04-03 18:28:03Z jake $ 27178476Sjb */ 28178476Sjb 29178476Sjb#ifndef _MACHINE_PCB_H_ 30178476Sjb#define _MACHINE_PCB_H_ 31178476Sjb 32178476Sjb#include <machine/frame.h> 33178534Sjb 34178534Sjb#define MAXWIN 8 35178534Sjb 36178476Sjb#define PCB_FEF (1 << 0) 37178476Sjb 38178476Sjb/* NOTE: pcb_ufp must be aligned on a 64 byte boundary. */ 39178476Sjbstruct pcb { 40178476Sjb struct rwindow pcb_rw[MAXWIN]; 41178476Sjb uint32_t pcb_kfp[64]; 42178476Sjb uint32_t pcb_ufp[64]; 43178476Sjb uint64_t pcb_rwsp[MAXWIN]; 44178476Sjb uint64_t pcb_flags; 45178476Sjb uint64_t pcb_nsaved; 46178476Sjb uint64_t pcb_pc; 47178476Sjb uint64_t pcb_sp; 48178476Sjb uint64_t pcb_pad[4]; 49178476Sjb} __aligned(64); 50178476Sjb 51178476Sjb#ifdef _KERNEL 52178476Sjbint savectx(struct pcb *pcb); 53178476Sjb#endif 54178476Sjb 55178476Sjb#endif /* !_MACHINE_PCB_H_ */ 56178476Sjb