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target/loongarch: Fix cpu_reset set wrong CSR_CRMD

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After cpu_reset, DATF in CSR_CRMD is 0, DATM is 0.
See the manual[1] 6.4.

  [1]: https://github.com/loongson/LoongArch-Documentation/releases/download/2023.04.20/LoongArch-Vol1-v1.10-EN.pdf

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Message-Id: <20240705021839.1004374-2-gaosong@loongson.cn>
This commit is contained in:
Song Gao 2024-07-05 10:18:39 +08:00
parent bba1c36da0
commit 3ef4b21a5c
1 changed files with 3 additions and 3 deletions
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6
target/loongarch/cpu.c
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@ -523,13 +523,13 @@ static void loongarch_cpu_reset_hold(Object *obj, ResetType type)
env->fcsr0 = 0x0;
int n;
/* Set csr registers value after reset */
/* Set csr registers value after reset, see the manual 6.4. */
env->CSR_CRMD = FIELD_DP64(env->CSR_CRMD, CSR_CRMD, PLV, 0);
env->CSR_CRMD = FIELD_DP64(env->CSR_CRMD, CSR_CRMD, IE, 0);
env->CSR_CRMD = FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DA, 1);
env->CSR_CRMD = FIELD_DP64(env->CSR_CRMD, CSR_CRMD, PG, 0);
env->CSR_CRMD = FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DATF, 1);
env->CSR_CRMD = FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DATM, 1);
env->CSR_CRMD = FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DATF, 0);
env->CSR_CRMD = FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DATM, 0);
env->CSR_EUEN = FIELD_DP64(env->CSR_EUEN, CSR_EUEN, FPE, 0);
env->CSR_EUEN = FIELD_DP64(env->CSR_EUEN, CSR_EUEN, SXE, 0);