/*-
* Copyright (c) 2009 Rui Paulo <rpaulo@FreeBSD.org>
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
*/
#ifndef _MACHINE_PMC_MDEP_H_
#define _MACHINE_PMC_MDEP_H_
#define PMC_MDEP_CLASS_INDEX_RISCV 1
/*
* On the RISC-V platform we don't support any PMCs yet.
*/
#include <dev/hwpmc/hwpmc_riscv.h>
union pmc_md_op_pmcallocate {
uint64_t __pad[4];
};
/* Logging */
#define PMCLOG_READADDR PMCLOG_READ64
#define PMCLOG_EMITADDR PMCLOG_EMIT64
#ifdef _KERNEL
union pmc_md_pmc {
struct pmc_md_riscv_pmc pm_riscv;
};
#define PMC_IN_KERNEL_STACK(va) kstack_contains(curthread, (va), sizeof(va))
#define PMC_IN_KERNEL(va) INKERNEL((va))
#define PMC_IN_USERSPACE(va) ((va) <= VM_MAXUSER_ADDRESS)
#define PMC_TRAPFRAME_TO_PC(TF) ((TF)->tf_ra)
#define PMC_TRAPFRAME_TO_FP(TF) (0) /* stub */
/*
* Prototypes
*/
struct pmc_mdep *pmc_riscv_initialize(void);
void pmc_riscv_finalize(struct pmc_mdep *_md);
#endif /* _KERNEL */
#endif /* !_MACHINE_PMC_MDEP_H_ */
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