diff options
Diffstat (limited to 'target/loongarch/cpu.c')
| -rw-r--r-- | target/loongarch/cpu.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index 67eb6c3135..d3c3e0d8a1 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -440,6 +440,35 @@ static void loongarch_la464_initfn(Object *obj) env->CSR_ASID = FIELD_DP64(0, CSR_ASID, ASIDBITS, 0xa); } +static void loongarch_la132_initfn(Object *obj) +{ + LoongArchCPU *cpu = LOONGARCH_CPU(obj); + CPULoongArchState *env = &cpu->env; + + int i; + + for (i = 0; i < 21; i++) { + env->cpucfg[i] = 0x0; + } + + cpu->dtb_compatible = "loongarch,Loongson-1C103"; + env->cpucfg[0] = 0x148042; /* PRID */ + + uint32_t data = 0; + data = FIELD_DP32(data, CPUCFG1, ARCH, 1); /* LA32 */ + data = FIELD_DP32(data, CPUCFG1, PGMMU, 1); + data = FIELD_DP32(data, CPUCFG1, IOCSR, 1); + data = FIELD_DP32(data, CPUCFG1, PALEN, 0x1f); /* 32 bits */ + data = FIELD_DP32(data, CPUCFG1, VALEN, 0x1f); /* 32 bits */ + data = FIELD_DP32(data, CPUCFG1, UAL, 1); + data = FIELD_DP32(data, CPUCFG1, RI, 0); + data = FIELD_DP32(data, CPUCFG1, EP, 0); + data = FIELD_DP32(data, CPUCFG1, RPLV, 0); + data = FIELD_DP32(data, CPUCFG1, HP, 1); + data = FIELD_DP32(data, CPUCFG1, IOCSR_BRD, 1); + env->cpucfg[1] = data; +} + static void loongarch_cpu_list_entry(gpointer data, gpointer user_data) { const char *typename = object_class_get_name(OBJECT_CLASS(data)); @@ -787,6 +816,7 @@ static const TypeInfo loongarch_cpu_type_infos[] = { .class_init = loongarch64_cpu_class_init, }, DEFINE_LOONGARCH_CPU_TYPE(64, "la464", loongarch_la464_initfn), + DEFINE_LOONGARCH_CPU_TYPE(32, "la132", loongarch_la132_initfn), }; DEFINE_TYPES(loongarch_cpu_type_infos) |