/* $OpenBSD: frame.h,v 1.8 2024/11/05 21:47:00 miod Exp $ */ /* * Copyright (C) 1995, 1996 Wolfgang Solfrank. * Copyright (C) 1995, 1996 TooLs GmbH. * All rights reserved. * * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by TooLs GmbH. * 4. The name of TooLs GmbH may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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 _POWERPC_FRAME_H_ #define _POWERPC_FRAME_H_ /* * This is to ensure alignment of the stackpointer */ #define FRAMELEN roundup(sizeof(struct trapframe) + 8, 16) #define trapframe(p) ((struct trapframe *)((void *)(p)->p_addr + USPACE - FRAMELEN + 8)) struct switchframe { register_t sp; int fill; int user_sr; int cr; register_t fixreg2; register_t fixreg[19]; /* R13-R31 */ }; struct clockframe { register_t srr1; register_t srr0; int unused; int depth; }; /* * Call frame for PowerPC used during fork. */ struct callframe { register_t sp; register_t lr; register_t r30; register_t r31; }; struct sigframe { int sf_signum; siginfo_t *sf_sip; struct sigcontext sf_sc; siginfo_t sf_si; }; struct fpsig { double f[14]; /* f0 - f13 are volatile */ double fpscr; }; #endif /* _POWERPC_FRAME_H_ */