/* $OpenBSD: pcb.h,v 1.15 2015/07/29 18:52:44 miod Exp $ */ /* $NetBSD: pcb.h,v 1.1 1996/09/30 16:34:29 ws 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_PCB_H_ #define _POWERPC_PCB_H_ #include typedef struct __faultbuf { int pc; int sp; int cr; int regs[20]; } faultbuf; struct pcb { struct pmap *pcb_pm; /* pmap of our vmspace */ struct pmap *pcb_pmreal; /* real address of above */ register_t pcb_sp; /* saved SP */ faultbuf *pcb_onfault; /* For use during copyin/copyout */ int pcb_flags; #define PCB_FPU 1 /* Process had FPU initialized */ struct fpu { double fpr[32]; double fpcsr; /* FPCSR stored as double for easier access */ } pcb_fpu; /* Floating point processor */ struct vreg *pcb_vr; /* Vector unit */ struct cpu_info *pcb_fpcpu; struct cpu_info *pcb_veccpu; }; #ifdef _KERNEL extern struct proc *fpuproc; int setfault(faultbuf *env) __returns_twice; #endif #endif /* _POWERPC_PCB_H_ */