C++ (Cpp) XtensaCPUClass示例

示例#1

文件： cpu.c 项目： hubingquan/qemu

/* CPUClass::reset() */
static void xtensa_cpu_reset(CPUState *s)
{
    XtensaCPU *cpu = XTENSA_CPU(s);
    XtensaCPUClass *xcc = XTENSA_CPU_GET_CLASS(cpu);
    CPUXtensaState *env = &cpu->env;

    xcc->parent_reset(s);

    env->exception_taken = 0;
    env->pc = env->config->exception_vector[EXC_RESET0 + env->static_vectors];
    env->sregs[LITBASE] &= ~1;
#ifndef CONFIG_USER_ONLY
    env->sregs[PS] = xtensa_option_enabled(env->config,
            XTENSA_OPTION_INTERRUPT) ? 0x1f : 0x10;
    env->pending_irq_level = 0;
#else
    env->sregs[PS] =
        (xtensa_option_enabled(env->config,
                               XTENSA_OPTION_WINDOWED_REGISTER) ? PS_WOE : 0) |
        PS_UM | (3 << PS_RING_SHIFT);
#endif
    env->sregs[VECBASE] = env->config->vecbase;
    env->sregs[IBREAKENABLE] = 0;
    env->sregs[MEMCTL] = MEMCTL_IL0EN & env->config->memctl_mask;
    env->sregs[CACHEATTR] = 0x22222222;
    env->sregs[ATOMCTL] = xtensa_option_enabled(env->config,
            XTENSA_OPTION_ATOMCTL) ? 0x28 : 0x15;
    env->sregs[CONFIGID0] = env->config->configid[0];
    env->sregs[CONFIGID1] = env->config->configid[1];

#ifndef CONFIG_USER_ONLY
    reset_mmu(env);
    s->halted = env->runstall;
#endif
}

示例#2

文件： cpu.c 项目： Acidburn0zzz/qemu

static void xtensa_cpu_realizefn(DeviceState *dev, Error **errp)
{
    CPUState *cs = CPU(dev);
    XtensaCPUClass *xcc = XTENSA_CPU_GET_CLASS(dev);

    cs->gdb_num_regs = xcc->config->gdb_regmap.num_regs;

    qemu_init_vcpu(cs);

    xcc->parent_realize(dev, errp);
}

示例#3

文件： cpu.c 项目： AmesianX/panda

static void xtensa_cpu_realizefn(DeviceState *dev, Error **errp)
{
    CPUState *cs = CPU(dev);
    XtensaCPUClass *xcc = XTENSA_CPU_GET_CLASS(dev);
    Error *local_err = NULL;

    cpu_exec_realizefn(cs, &local_err);
    if (local_err != NULL) {
        error_propagate(errp, local_err);
        return;
    }

    cs->gdb_num_regs = xcc->config->gdb_regmap.num_regs;

    qemu_init_vcpu(cs);

    xcc->parent_realize(dev, errp);
}

示例#4

文件： cpu.c 项目： MrPavel3243/limbo-android

/* CPUClass::reset() */
static void xtensa_cpu_reset(CPUState *s)
{
    XtensaCPU *cpu = XTENSA_CPU(s);
    XtensaCPUClass *xcc = XTENSA_CPU_GET_CLASS(cpu);
    CPUXtensaState *env = &cpu->env;

    xcc->parent_reset(s);

    env->exception_taken = 0;
    env->pc = env->config->exception_vector[EXC_RESET];
    env->sregs[LITBASE] &= ~1;
    env->sregs[PS] = xtensa_option_enabled(env->config,
            XTENSA_OPTION_INTERRUPT) ? 0x1f : 0x10;
    env->sregs[VECBASE] = env->config->vecbase;
    env->sregs[IBREAKENABLE] = 0;

    env->pending_irq_level = 0;
    reset_mmu(env);
}

示例#5

文件： cpu.c 项目： CarterTsai/qemu-semihost

static void xtensa_cpu_realizefn(DeviceState *dev, Error **errp)
{
    XtensaCPUClass *xcc = XTENSA_CPU_GET_CLASS(dev);

    xcc->parent_realize(dev, errp);
}