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target/loongarch: Add common header file for CSR registers

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Common header file csr.h is added here, it can be used by both
TCG mode and kvm mode.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
This commit is contained in:
Bibo Mao 2025-01-22 15:21:01 +08:00
parent 75b2c5da94
commit d03114ea20
2 changed files with 26 additions and 15 deletions
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25
target/loongarch/csr.h Normal file
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@ -0,0 +1,25 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 2025 Loongson Technology Corporation Limited
*/
#ifndef TARGET_LOONGARCH_CSR_H
#define TARGET_LOONGARCH_CSR_H
#include "cpu-csr.h"
typedef void (*GenCSRFunc)(void);
enum {
CSRFL_READONLY = (1 << 0),
CSRFL_EXITTB = (1 << 1),
CSRFL_IO = (1 << 2),
};
typedef struct {
int offset;
int flags;
GenCSRFunc readfn;
GenCSRFunc writefn;
} CSRInfo;
#endif /* TARGET_LOONGARCH_CSR_H */

16
target/loongarch/tcg/insn_trans/trans_privileged.c.inc
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@ -5,7 +5,7 @@
* LoongArch translation routines for the privileged instructions. * LoongArch translation routines for the privileged instructions.
*/ */
#include "cpu-csr.h" #include "csr.h"
#ifdef CONFIG_USER_ONLY #ifdef CONFIG_USER_ONLY
@ -44,20 +44,6 @@ GEN_FALSE_TRANS(idle)
typedef void (*GenCSRRead)(TCGv dest, TCGv_ptr env); typedef void (*GenCSRRead)(TCGv dest, TCGv_ptr env);
typedef void (*GenCSRWrite)(TCGv dest, TCGv_ptr env, TCGv src); typedef void (*GenCSRWrite)(TCGv dest, TCGv_ptr env, TCGv src);
typedef void (*GenCSRFunc)(void);
typedef struct {
int offset;
int flags;
GenCSRFunc readfn;
GenCSRFunc writefn;
} CSRInfo;
enum {
CSRFL_READONLY = (1 << 0),
CSRFL_EXITTB = (1 << 1),
CSRFL_IO = (1 << 2),
};
#define CSR_OFF_FUNCS(NAME, FL, RD, WR) \ #define CSR_OFF_FUNCS(NAME, FL, RD, WR) \
[LOONGARCH_CSR_##NAME] = { \ [LOONGARCH_CSR_##NAME] = { \