diff options
author | benno <benno@FreeBSD.org> | 2001-06-10 02:39:37 +0000 |
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committer | benno <benno@FreeBSD.org> | 2001-06-10 02:39:37 +0000 |
commit | dced41b010427ac65d6b272c8f71fe0ceb10f957 (patch) | |
tree | 397967f14c650ccaee373ac0341e68e9aeef2017 /sys/powerpc/include/pcb.h | |
parent | b7aa1a45b4088c67846bc31081b843ed0bb05b6c (diff) | |
download | FreeBSD-src-dced41b010427ac65d6b272c8f71fe0ceb10f957.zip FreeBSD-src-dced41b010427ac65d6b272c8f71fe0ceb10f957.tar.gz |
Bring in NetBSD code used in the PowerPC port.
Reviewed by: obrien, dfr
Obtained from: NetBSD
Diffstat (limited to 'sys/powerpc/include/pcb.h')
-rw-r--r-- | sys/powerpc/include/pcb.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/sys/powerpc/include/pcb.h b/sys/powerpc/include/pcb.h new file mode 100644 index 0000000..6bc7219 --- /dev/null +++ b/sys/powerpc/include/pcb.h @@ -0,0 +1,69 @@ +/*- + * 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. + * + * $NetBSD: pcb.h,v 1.4 2000/06/04 11:57:17 tsubai Exp $ + * $FreeBSD$ + */ + +#ifndef _MACHINE_PCB_H_ +#define _MACHINE_PCB_H_ + +typedef int faultbuf[23]; + +struct pcb { + struct pmap *pcb_pm; /* pmap of our vmspace */ + struct pmap *pcb_pmreal; /* real address of above */ + register_t pcb_sp; /* saved SP */ + int pcb_spl; /* saved SPL */ + 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 fpscr; /* FPSCR stored as double for easier access */ + } pcb_fpu; /* Floating point processor */ +}; + +struct md_coredump { + struct trapframe frame; + struct fpu fpstate; +}; + +#ifdef _KERNEL + +#ifndef curpcb +extern struct pcb *curpcb; +#endif + +extern struct pmap *curpm; +extern struct proc *fpuproc; + +#endif +#endif /* _MACHINE_PCB_H_ */ |