1/*-
2 * Copyright (c) 2009 Rui Paulo <rpaulo@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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18 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
20 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
22 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
23 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24 * POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/arm/include/pmc_mdep.h 235831 2012-05-23 13:23:40Z fabient $
27 */
28
29#ifndef _MACHINE_PMC_MDEP_H_
30#define _MACHINE_PMC_MDEP_H_
31
32#define PMC_MDEP_CLASS_INDEX_XSCALE 1
33/*
34 * On the ARM platform we support the following PMCs.

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45#define PMCLOG_READADDR PMCLOG_READ32
46#define PMCLOG_EMITADDR PMCLOG_EMIT32
47
48#ifdef _KERNEL
49union pmc_md_pmc {
50 struct pmc_md_xscale_pmc pm_xscale;
51};
52
53#define PMC_TRAPFRAME_TO_PC(TF) ((TF)->tf_pc)
54#define PMC_TRAPFRAME_TO_FP(TF) ((TF)->tf_usr_lr)
55#define PMC_TRAPFRAME_TO_SP(TF) ((TF)->tf_usr_sp)
56
57/* Build a fake kernel trapframe from current instruction pointer. */
58#define PMC_FAKE_TRAPFRAME(TF) \
59 do { \
60 __asm __volatile("mov %0, pc" : "=r" ((TF)->tf_pc)); \
61 } while (0)
62
63/*
64 * Prototypes
65 */
66struct pmc_mdep *pmc_xscale_initialize(void);
67void pmc_xscale_finalize(struct pmc_mdep *_md);
68#endif /* _KERNEL */
69
70#endif /* !_MACHINE_PMC_MDEP_H_ */