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Annotation of sys/arch/powerpc/include/pcb.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: pcb.h,v 1.10 2007/03/20 20:59:53 kettenis Exp $       */
                      2: /*     $NetBSD: pcb.h,v 1.1 1996/09/30 16:34:29 ws Exp $       */
                      3:
                      4: /*-
                      5:  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
                      6:  * Copyright (C) 1995, 1996 TooLs GmbH.
                      7:  * All rights reserved.
                      8:  *
                      9:  * Redistribution and use in source and binary forms, with or without
                     10:  * modification, are permitted provided that the following conditions
                     11:  * are met:
                     12:  * 1. Redistributions of source code must retain the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer.
                     14:  * 2. Redistributions in binary form must reproduce the above copyright
                     15:  *    notice, this list of conditions and the following disclaimer in the
                     16:  *    documentation and/or other materials provided with the distribution.
                     17:  * 3. All advertising materials mentioning features or use of this software
                     18:  *    must display the following acknowledgement:
                     19:  *     This product includes software developed by TooLs GmbH.
                     20:  * 4. The name of TooLs GmbH may not be used to endorse or promote products
                     21:  *    derived from this software without specific prior written permission.
                     22:  *
                     23:  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
                     24:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     25:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     26:  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
                     27:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
                     28:  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
                     29:  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
                     30:  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
                     31:  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
                     32:  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     33:  */
                     34: #ifndef        _POWERPC_PCB_H_
                     35: #define        _POWERPC_PCB_H_
                     36:
                     37: #include <machine/reg.h>
                     38:
                     39:
                     40: typedef struct __faultbuf {
                     41:        int     pc;
                     42:        int     sr;
                     43:        int     sp;
                     44:        int     cr;
                     45:        int     regs[20];
                     46: } faultbuf;
                     47:
                     48: struct pcb {
                     49:        struct pmap *pcb_pm;    /* pmap of our vmspace */
                     50:        struct pmap *pcb_pmreal; /* real address of above */
                     51:        register_t pcb_sp;      /* saved SP */
                     52:        int pcb_spl;            /* saved SPL */
                     53:        faultbuf *pcb_onfault;  /* For use during copyin/copyout */
                     54:        int pcb_flags;
                     55: #define        PCB_FPU         1       /* Process had FPU initialized */
                     56:        struct fpu {
                     57:                double fpr[32];
                     58:                double fpcsr;   /* FPCSR stored as double for easier access */
                     59:        } pcb_fpu;              /* Floating point processor */
                     60:        struct vreg *pcb_vr;    /* Vector unit */
                     61: };
                     62:
                     63: struct md_coredump {
                     64:        struct reg regs;
                     65: };
                     66:
                     67: #ifdef _KERNEL
                     68: extern struct proc *fpuproc;
                     69: int  setfault(faultbuf *env);
                     70: #endif
                     71: #endif /* _POWERPC_PCB_H_ */