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41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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* Loongson CSR instructions translation routines
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*
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* Copyright (c) 2023 Jiaxun Yang <jiaxun.yang@flygoat.com>
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "qemu/osdep.h"
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#include "cpu.h"
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#include "exec/helper-proto.h"
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#define GET_MEMTXATTRS(cas) \
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((MemTxAttrs){.requester_id = env_cpu(cas)->cpu_index})
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uint64_t helper_lcsr_rdcsr(CPUMIPSState *env, target_ulong r_addr)
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{
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return address_space_ldl(&env->iocsr.as, r_addr,
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GET_MEMTXATTRS(env), NULL);
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}
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uint64_t helper_lcsr_drdcsr(CPUMIPSState *env, target_ulong r_addr)
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{
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return address_space_ldq(&env->iocsr.as, r_addr,
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GET_MEMTXATTRS(env), NULL);
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}
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void helper_lcsr_wrcsr(CPUMIPSState *env, target_ulong w_addr,
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target_ulong val)
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{
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address_space_stl(&env->iocsr.as, w_addr,
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val, GET_MEMTXATTRS(env), NULL);
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}
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void helper_lcsr_dwrcsr(CPUMIPSState *env, target_ulong w_addr,
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target_ulong val)
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{
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address_space_stq(&env->iocsr.as, w_addr,
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val, GET_MEMTXATTRS(env), NULL);
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}
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