haraldwolff/qemu-patch-raspberry4
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target/riscv: Don't set PMP feature in the cpu init

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The PMP is enabled by default via the "pmp" property so there is no need
for us to set it in the init function. As all CPUs have PMP support just
remove the set_feature() call in the CPU init functions.

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bin.meng@windriver.com>
This commit is contained in:
Alistair Francis 2020-05-28 11:04:15 -07:00
parent 8be6971b73
commit ff832b77aa
1 changed files with 0 additions and 5 deletions
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5
target/riscv/cpu.c
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@ -142,7 +142,6 @@ static void rv32gcsu_priv1_10_0_cpu_init(Object *obj)
set_misa(env, RV32 | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
set_resetvec(env, DEFAULT_RSTVEC);
set_feature(env, RISCV_FEATURE_PMP);
}
static void rv32imacu_nommu_cpu_init(Object *obj)
@ -151,7 +150,6 @@ static void rv32imacu_nommu_cpu_init(Object *obj)
set_misa(env, RV32 | RVI | RVM | RVA | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
set_resetvec(env, DEFAULT_RSTVEC);
set_feature(env, RISCV_FEATURE_PMP);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
@ -161,7 +159,6 @@ static void rv32imafcu_nommu_cpu_init(Object *obj)
set_misa(env, RV32 | RVI | RVM | RVA | RVF | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
set_resetvec(env, DEFAULT_RSTVEC);
set_feature(env, RISCV_FEATURE_PMP);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
@ -181,7 +178,6 @@ static void rv64gcsu_priv1_10_0_cpu_init(Object *obj)
set_misa(env, RV64 | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
set_resetvec(env, DEFAULT_RSTVEC);
set_feature(env, RISCV_FEATURE_PMP);
}
static void rv64imacu_nommu_cpu_init(Object *obj)
@ -190,7 +186,6 @@ static void rv64imacu_nommu_cpu_init(Object *obj)
set_misa(env, RV64 | RVI | RVM | RVA | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
set_resetvec(env, DEFAULT_RSTVEC);
set_feature(env, RISCV_FEATURE_PMP);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}