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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 2021 Loongson Technology Corporation Limited
*
* Helpers for IOCSR reads/writes
*/
#include "qemu/osdep.h"
#include "cpu.h"
#include "qemu/host-utils.h"
#include "exec/helper-proto.h"
#include "exec/exec-all.h"
#include "exec/cpu_ldst.h"
#define GET_MEMTXATTRS(cas) \
((MemTxAttrs){.requester_id = env_cpu(cas)->cpu_index})
uint64_t helper_iocsrrd_b(CPULoongArchState *env, target_ulong r_addr)
{
return address_space_ldub(&env->address_space_iocsr, r_addr,
GET_MEMTXATTRS(env), NULL);
}
uint64_t helper_iocsrrd_h(CPULoongArchState *env, target_ulong r_addr)
{
return address_space_lduw(&env->address_space_iocsr, r_addr,
GET_MEMTXATTRS(env), NULL);
}
uint64_t helper_iocsrrd_w(CPULoongArchState *env, target_ulong r_addr)
{
return address_space_ldl(&env->address_space_iocsr, r_addr,
GET_MEMTXATTRS(env), NULL);
}
uint64_t helper_iocsrrd_d(CPULoongArchState *env, target_ulong r_addr)
{
return address_space_ldq(&env->address_space_iocsr, r_addr,
GET_MEMTXATTRS(env), NULL);
}
void helper_iocsrwr_b(CPULoongArchState *env, target_ulong w_addr,
target_ulong val)
{
address_space_stb(&env->address_space_iocsr, w_addr,
val, GET_MEMTXATTRS(env), NULL);
}
void helper_iocsrwr_h(CPULoongArchState *env, target_ulong w_addr,
target_ulong val)
{
address_space_stw(&env->address_space_iocsr, w_addr,
val, GET_MEMTXATTRS(env), NULL);
}
void helper_iocsrwr_w(CPULoongArchState *env, target_ulong w_addr,
target_ulong val)
{
address_space_stl(&env->address_space_iocsr, w_addr,
val, GET_MEMTXATTRS(env), NULL);
}
void helper_iocsrwr_d(CPULoongArchState *env, target_ulong w_addr,
target_ulong val)
{
address_space_stq(&env->address_space_iocsr, w_addr,
val, GET_MEMTXATTRS(env), NULL);
}
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