1/*- 2 * Copyright (C) 1995, 1996 Wolfgang Solfrank. 3 * Copyright (C) 1995, 1996 TooLs GmbH. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 15 unchanged lines hidden (view full) --- 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 * 31 * $NetBSD: pcb.h,v 1.4 2000/06/04 11:57:17 tsubai Exp $ |
32 * $FreeBSD: head/sys/powerpc/include/pcb.h 91467 2002-02-28 03:24:07Z benno $ |
33 */ 34 35#ifndef _MACHINE_PCB_H_ 36#define _MACHINE_PCB_H_ 37 38typedef int faultbuf[23]; 39 40struct pcb { |
41 register_t pcb_context[18]; /* non-volatile r14-r31 */ 42 register_t pcb_cr; /* Condition register */ 43 register_t pcb_sp; /* stack pointer */ 44 register_t pcb_lr; /* link register */ 45 struct pmap *pcb_pm; /* pmap of our vmspace */ 46 struct pmap *pcb_pmreal; /* real address of above */ 47 faultbuf *pcb_onfault; /* For use during 48 copyin/copyout */ 49 int pcb_flags; |
50#define PCB_FPU 1 /* Process had FPU initialized */ 51 struct fpu { |
52 double fpr[32]; 53 double fpscr; /* FPSCR stored as double for easier access */ |
54 } pcb_fpu; /* Floating point processor */ 55}; 56 57struct md_coredump { 58 struct trapframe frame; 59 struct fpu fpstate; 60}; 61 62#ifdef _KERNEL 63 64#ifndef curpcb 65extern struct pcb *curpcb; 66#endif 67 68extern struct pmap *curpm; 69extern struct proc *fpuproc; 70 71#endif 72#endif /* _MACHINE_PCB_H_ */ |