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pcb.h (84945) pcb.h (91467)
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:

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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 $
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 84945 2001-10-15 00:37:45Z mp $
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 {
33 */
34
35#ifndef _MACHINE_PCB_H_
36#define _MACHINE_PCB_H_
37
38typedef int faultbuf[23];
39
40struct pcb {
41 u_int32_t pcb_context[18]; /* non-volatile r14-r31 */
42 u_int32_t pcb_cr; /* Condition register */
43 struct pmap *pcb_pm; /* pmap of our vmspace */
44 struct pmap *pcb_pmreal; /* real address of above */
45 register_t pcb_sp; /* saved SP */
46 int pcb_spl; /* saved SPL */
47 faultbuf *pcb_onfault; /* For use during copyin/copyout */
48 int pcb_flags;
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;
49#define PCB_FPU 1 /* Process had FPU initialized */
50 struct fpu {
50#define PCB_FPU 1 /* Process had FPU initialized */
51 struct fpu {
51 double fpr[32];
52 double fpscr; /* FPSCR stored as double for easier access */
52 double fpr[32];
53 double fpscr; /* FPSCR stored as double for easier access */
53 } pcb_fpu; /* Floating point processor */
54};
55
56struct md_coredump {
57 struct trapframe frame;
58 struct fpu fpstate;
59};
60
61#ifdef _KERNEL
62
63#ifndef curpcb
64extern struct pcb *curpcb;
65#endif
66
67extern struct pmap *curpm;
68extern struct proc *fpuproc;
69
70#endif
71#endif /* _MACHINE_PCB_H_ */
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_ */