qemu/linux-user/loongarch64/target_syscall.h
Song Gao 1f63019632 linux-user: Add LoongArch syscall support
Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220624031049.1716097-5-gaosong@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-07-04 11:08:57 +05:30

49 lines
1004 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 2021 Loongson Technology Corporation Limited
*/
#ifndef LOONGARCH_TARGET_SYSCALL_H
#define LOONGARCH_TARGET_SYSCALL_H
#include "qemu/units.h"
/*
* this struct defines the way the registers are stored on the
* stack during a system call.
*/
struct target_pt_regs {
/* Saved main processor registers. */
target_ulong regs[32];
/* Saved special registers. */
struct {
target_ulong era;
target_ulong badv;
target_ulong crmd;
target_ulong prmd;
target_ulong euen;
target_ulong ecfg;
target_ulong estat;
} csr;
target_ulong orig_a0;
target_ulong __last[0];
};
#define UNAME_MACHINE "loongarch64"
#define UNAME_MINIMUM_RELEASE "5.19.0"
#define TARGET_MCL_CURRENT 1
#define TARGET_MCL_FUTURE 2
#define TARGET_MCL_ONFAULT 4
#define TARGET_FORCE_SHMLBA
static inline abi_ulong target_shmlba(CPULoongArchState *env)
{
return 64 * KiB;
}
#endif