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/*
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2019 Western Digital Corporation or its affiliates.
*
* Authors:
* Anup Patel <anup.patel@wdc.com>
*/
#ifndef __RISCV_UNPRIV_H__
#define __RISCV_UNPRIV_H__
#include <sbi/sbi_types.h>
struct sbi_scratch;
struct unpriv_trap {
unsigned long cause;
unsigned long tval;
};
#define DECLARE_UNPRIVILEGED_LOAD_FUNCTION(type) \
type load_##type(const type *addr, \
struct sbi_scratch *scratch, \
struct unpriv_trap *trap);
#define DECLARE_UNPRIVILEGED_STORE_FUNCTION(type) \
void store_##type(type *addr, type val, \
struct sbi_scratch *scratch, \
struct unpriv_trap *trap);
DECLARE_UNPRIVILEGED_LOAD_FUNCTION(u8)
DECLARE_UNPRIVILEGED_LOAD_FUNCTION(u16)
DECLARE_UNPRIVILEGED_LOAD_FUNCTION(s8)
DECLARE_UNPRIVILEGED_LOAD_FUNCTION(s16)
DECLARE_UNPRIVILEGED_LOAD_FUNCTION(s32)
DECLARE_UNPRIVILEGED_STORE_FUNCTION(u8)
DECLARE_UNPRIVILEGED_STORE_FUNCTION(u16)
DECLARE_UNPRIVILEGED_STORE_FUNCTION(u32)
DECLARE_UNPRIVILEGED_LOAD_FUNCTION(u32)
DECLARE_UNPRIVILEGED_LOAD_FUNCTION(u64)
DECLARE_UNPRIVILEGED_STORE_FUNCTION(u64)
DECLARE_UNPRIVILEGED_LOAD_FUNCTION(ulong)
ulong get_insn(ulong mepc, bool virt, struct sbi_scratch *scratch,
struct unpriv_trap *trap);
#endif
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