diff options
Diffstat (limited to 'target/mips/cpu.c')
| -rw-r--r-- | target/mips/cpu.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/target/mips/cpu.c b/target/mips/cpu.c index 01e0fbe..63da194 100644 --- a/target/mips/cpu.c +++ b/target/mips/cpu.c @@ -244,6 +244,8 @@ static void mips_cpu_reset_hold(Object *obj) env->CP0_PageGrain_rw_bitmask = env->cpu_model->CP0_PageGrain_rw_bitmask; env->CP0_PageGrain = env->cpu_model->CP0_PageGrain; env->CP0_EBaseWG_rw_bitmask = env->cpu_model->CP0_EBaseWG_rw_bitmask; + env->lcsr_cpucfg1 = env->cpu_model->lcsr_cpucfg1; + env->lcsr_cpucfg2 = env->cpu_model->lcsr_cpucfg2; env->active_fpu.fcr0 = env->cpu_model->CP1_fcr0; env->active_fpu.fcr31_rw_bitmask = env->cpu_model->CP1_fcr31_rw_bitmask; env->active_fpu.fcr31 = env->cpu_model->CP1_fcr31; @@ -449,9 +451,9 @@ static void mips_cp0_period_set(MIPSCPU *cpu) { CPUMIPSState *env = &cpu->env; - env->cp0_count_ns = clock_ticks_to_ns(MIPS_CPU(cpu)->clock, - env->cpu_model->CCRes); - assert(env->cp0_count_ns); + clock_set_mul_div(cpu->count_div, env->cpu_model->CCRes, 1); + clock_set_source(cpu->count_div, cpu->clock); + clock_set_source(env->count_clock, cpu->count_div); } static void mips_cpu_realizefn(DeviceState *dev, Error **errp) @@ -504,7 +506,17 @@ static void mips_cpu_initfn(Object *obj) cpu_set_cpustate_pointers(cpu); cpu->clock = qdev_init_clock_in(DEVICE(obj), "clk-in", NULL, cpu, 0); + cpu->count_div = clock_new(OBJECT(obj), "clk-div-count"); + env->count_clock = clock_new(OBJECT(obj), "clk-count"); env->cpu_model = mcc->cpu_def; +#ifndef CONFIG_USER_ONLY + if (mcc->cpu_def->lcsr_cpucfg2 & (1 << CPUCFG2_LCSRP)) { + memory_region_init_io(&env->iocsr.mr, OBJECT(cpu), NULL, + env, "iocsr", UINT64_MAX); + address_space_init(&env->iocsr.as, + &env->iocsr.mr, "IOCSR"); + } +#endif } static char *mips_cpu_type_name(const char *cpu_model) |