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authorAlistair Francis <alistair.francis@wdc.com>2020-12-16 10:22:54 -0800
committerAlistair Francis <alistair.francis@wdc.com>2020-12-17 21:56:44 -0800
commit114baaca513d866763ef306a65fcbba1b0c0161f (patch)
treec9137779805d4d410355674d1b7211bf729dcaf8
parent51ae0cabc67c418264d5ae28214603aabc88b9b6 (diff)
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target/riscv: Specify the XLEN for CPUs
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Bin Meng <bin.meng@windriver.com> Tested-by: Bin Meng <bin.meng@windriver.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Palmer Dabbelt <palmerdabbelt@google.com> Acked-by: Palmer Dabbelt <palmerdabbelt@google.com> Message-id: c1da66affbb83ec4a2fbeb0194293bd24d65f5dc.1608142916.git.alistair.francis@wdc.com
-rw-r--r--target/riscv/cpu.c33
1 files changed, 23 insertions, 10 deletions
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 32a6916..7d6f032 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -158,22 +158,36 @@ static void riscv_base_cpu_init(Object *obj)
set_misa(env, 0);
}
-static void rvxx_sifive_u_cpu_init(Object *obj)
+#ifdef TARGET_RISCV64
+static void rv64_sifive_u_cpu_init(Object *obj)
{
CPURISCVState *env = &RISCV_CPU(obj)->env;
- set_misa(env, RVXLEN | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
+ set_misa(env, RV64 | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
}
-static void rvxx_sifive_e_cpu_init(Object *obj)
+static void rv64_sifive_e_cpu_init(Object *obj)
{
CPURISCVState *env = &RISCV_CPU(obj)->env;
- set_misa(env, RVXLEN | RVI | RVM | RVA | RVC | RVU);
+ set_misa(env, RV64 | RVI | RVM | RVA | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
+#else
+static void rv32_sifive_u_cpu_init(Object *obj)
+{
+ CPURISCVState *env = &RISCV_CPU(obj)->env;
+ set_misa(env, RV32 | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
+ set_priv_version(env, PRIV_VERSION_1_10_0);
+}
-#if defined(TARGET_RISCV32)
+static void rv32_sifive_e_cpu_init(Object *obj)
+{
+ CPURISCVState *env = &RISCV_CPU(obj)->env;
+ set_misa(env, RV32 | RVI | RVM | RVA | RVC | RVU);
+ set_priv_version(env, PRIV_VERSION_1_10_0);
+ qdev_prop_set_bit(DEVICE(obj), "mmu", false);
+}
static void rv32_ibex_cpu_init(Object *obj)
{
@@ -191,7 +205,6 @@ static void rv32_imafcu_nommu_cpu_init(Object *obj)
set_resetvec(env, DEFAULT_RSTVEC);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
-
#endif
static ObjectClass *riscv_cpu_class_by_name(const char *cpu_model)
@@ -643,13 +656,13 @@ static const TypeInfo riscv_cpu_type_infos[] = {
#if defined(TARGET_RISCV32)
DEFINE_CPU(TYPE_RISCV_CPU_BASE32, riscv_base_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_IBEX, rv32_ibex_cpu_init),
- DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E31, rvxx_sifive_e_cpu_init),
+ DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E31, rv32_sifive_e_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E34, rv32_imafcu_nommu_cpu_init),
- DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U34, rvxx_sifive_u_cpu_init),
+ DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U34, rv32_sifive_u_cpu_init),
#elif defined(TARGET_RISCV64)
DEFINE_CPU(TYPE_RISCV_CPU_BASE64, riscv_base_cpu_init),
- DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E51, rvxx_sifive_e_cpu_init),
- DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U54, rvxx_sifive_u_cpu_init),
+ DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E51, rv64_sifive_e_cpu_init),
+ DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U54, rv64_sifive_u_cpu_init),
#endif
};