C++ VMSTATE_UINT8函数代码示例

static const VMStateDescription vmstate_ISAIPMIBTDevice = {
    .name = TYPE_IPMI_INTERFACE,
    .version_id = 1,
    .minimum_version_id = 1,
    .fields      = (VMStateField[]) {
        VMSTATE_BOOL(bt.obf_irq_set, ISAIPMIBTDevice),
        VMSTATE_BOOL(bt.atn_irq_set, ISAIPMIBTDevice),
        VMSTATE_BOOL(bt.use_irq, ISAIPMIBTDevice),
        VMSTATE_BOOL(bt.irqs_enabled, ISAIPMIBTDevice),
        VMSTATE_UINT32(bt.outpos, ISAIPMIBTDevice),
        VMSTATE_VBUFFER_UINT32(bt.outmsg, ISAIPMIBTDevice, 1, NULL, 0,
                               bt.outlen),
        VMSTATE_VBUFFER_UINT32(bt.inmsg, ISAIPMIBTDevice, 1, NULL, 0,
                               bt.inlen),
        VMSTATE_UINT8(bt.control_reg, ISAIPMIBTDevice),
        VMSTATE_UINT8(bt.mask_reg, ISAIPMIBTDevice),
        VMSTATE_UINT8(bt.waiting_rsp, ISAIPMIBTDevice),
        VMSTATE_UINT8(bt.waiting_seq, ISAIPMIBTDevice),
        VMSTATE_END_OF_LIST()
    }
};

static void isa_ipmi_bt_init(Object *obj)
{
    ISAIPMIBTDevice *iib = ISA_IPMI_BT(obj);

    ipmi_bmc_find_and_link(obj, (Object **) &iib->bt.bmc);

    vmstate_register(NULL, 0, &vmstate_ISAIPMIBTDevice, iib);
}

            rtc_coalesced_timer_update(s);
        }
    }
#endif
    return 0;
}

static const VMStateDescription vmstate_rtc = {
    .name = "mc146818rtc",
    .version_id = 3,
    .minimum_version_id = 1,
    .minimum_version_id_old = 1,
    .post_load = rtc_post_load,
    .fields      = (VMStateField []) {
        VMSTATE_BUFFER(cmos_data, RTCState),
        VMSTATE_UINT8(cmos_index, RTCState),
        VMSTATE_UNUSED(7*4),
        VMSTATE_TIMER(periodic_timer, RTCState),
        VMSTATE_INT64(next_periodic_time, RTCState),
        VMSTATE_UNUSED(3*8),
        VMSTATE_UINT32_V(irq_coalesced, RTCState, 2),
        VMSTATE_UINT32_V(period, RTCState, 2),
        VMSTATE_UINT64_V(base_rtc, RTCState, 3),
        VMSTATE_UINT64_V(last_update, RTCState, 3),
        VMSTATE_INT64_V(offset, RTCState, 3),
        VMSTATE_TIMER_V(update_timer, RTCState, 3),
        VMSTATE_UINT64_V(next_alarm_time, RTCState, 3),
        VMSTATE_END_OF_LIST()
    }
};

    PCIVPBState *s = opaque;
    pci_vpb_update_all_windows(s);
    return 0;
}

static const VMStateDescription pci_vpb_vmstate = {
    .name = "versatile-pci",
    .version_id = 1,
    .minimum_version_id = 1,
    .post_load = pci_vpb_post_load,
    .fields = (VMStateField[]) {
        VMSTATE_UINT32_ARRAY(imap, PCIVPBState, 3),
        VMSTATE_UINT32_ARRAY(smap, PCIVPBState, 3),
        VMSTATE_UINT32(selfid, PCIVPBState),
        VMSTATE_UINT32(flags, PCIVPBState),
        VMSTATE_UINT8(irq_mapping, PCIVPBState),
        VMSTATE_END_OF_LIST()
    }
};

#define TYPE_VERSATILE_PCI "versatile_pci"
#define PCI_VPB(obj) \
    OBJECT_CHECK(PCIVPBState, (obj), TYPE_VERSATILE_PCI)

#define TYPE_VERSATILE_PCI_HOST "versatile_pci_host"
#define PCI_VPB_HOST(obj) \
    OBJECT_CHECK(PCIDevice, (obj), TYPE_VERSATILE_PCIHOST)

typedef enum {
    PCI_IMAP0 = 0x0,
    PCI_IMAP1 = 0x4,

static void kbd_reset(void *opaque)
{
    KBDState *s = opaque;

    s->mode = KBD_MODE_KBD_INT | KBD_MODE_MOUSE_INT;
    s->status = KBD_STAT_CMD | KBD_STAT_UNLOCKED;
}

static const VMStateDescription vmstate_kbd = {
    .name = "pckbd",
    .version_id = 3,
    .minimum_version_id = 3,
    .minimum_version_id_old = 3,
    .fields      = (VMStateField []) {
        VMSTATE_UINT8(write_cmd, KBDState),
        VMSTATE_UINT8(status, KBDState),
        VMSTATE_UINT8(mode, KBDState),
        VMSTATE_UINT8(pending, KBDState),
        VMSTATE_END_OF_LIST()
    }
};

/* Memory mapped interface */
static uint32_t kbd_mm_readb (void *opaque, target_phys_addr_t addr)
{
    KBDState *s = opaque;

    if (addr & s->mask)
        return kbd_read_status(s, 0) & 0xff;
    else

}

static const VMStateDescription vmstate_tcx = {
    .name ="tcx",
    .version_id = 4,
    .minimum_version_id = 4,
    .minimum_version_id_old = 4,
    .post_load = vmstate_tcx_post_load,
    .fields      = (VMStateField []) {
        VMSTATE_UINT16(height, TCXState),
        VMSTATE_UINT16(width, TCXState),
        VMSTATE_UINT16(depth, TCXState),
        VMSTATE_BUFFER(r, TCXState),
        VMSTATE_BUFFER(g, TCXState),
        VMSTATE_BUFFER(b, TCXState),
        VMSTATE_UINT8(dac_index, TCXState),
        VMSTATE_UINT8(dac_state, TCXState),
        VMSTATE_END_OF_LIST()
    }
};

static void tcx_reset(DeviceState *d)
{
    TCXState *s = container_of(d, TCXState, busdev.qdev);

    /* Initialize palette */
    memset(s->r, 0, 256);
    memset(s->g, 0, 256);
    memset(s->b, 0, 256);
    s->r[255] = s->g[255] = s->b[255] = 255;
    update_palette_entries(s, 0, 256);

    qdev_prop_set_uint32(dev, "elcr_addr", master ? 0x4d0 : 0x4d1);
    qdev_prop_set_uint8(dev, "elcr_mask", master ? 0xf8 : 0xde);
    qdev_prop_set_bit(dev, "master", master);
    qdev_init_nofail(dev);

    return isadev;
}

static const VMStateDescription vmstate_pic_common = {
    .name = "i8259",
    .version_id = 1,
    .minimum_version_id = 1,
    .pre_save = pic_dispatch_pre_save,
    .post_load = pic_dispatch_post_load,
    .fields = (VMStateField[]) {
        VMSTATE_UINT8(last_irr, PICCommonState),
        VMSTATE_UINT8(irr, PICCommonState),
        VMSTATE_UINT8(imr, PICCommonState),
        VMSTATE_UINT8(isr, PICCommonState),
        VMSTATE_UINT8(priority_add, PICCommonState),
        VMSTATE_UINT8(irq_base, PICCommonState),
        VMSTATE_UINT8(read_reg_select, PICCommonState),
        VMSTATE_UINT8(poll, PICCommonState),
        VMSTATE_UINT8(special_mask, PICCommonState),
        VMSTATE_UINT8(init_state, PICCommonState),
        VMSTATE_UINT8(auto_eoi, PICCommonState),
        VMSTATE_UINT8(rotate_on_auto_eoi, PICCommonState),
        VMSTATE_UINT8(special_fully_nested_mode, PICCommonState),
        VMSTATE_UINT8(init4, PICCommonState),
        VMSTATE_UINT8(single_mode, PICCommonState),
        VMSTATE_UINT8(elcr, PICCommonState),

    PCIXenPlatformState *s = opaque;

    platform_fixed_ioport_writeb(s, 0, s->flags);

    return 0;
}

static const VMStateDescription vmstate_xen_platform = {
    .name = "platform",
    .version_id = 4,
    .minimum_version_id = 4,
    .minimum_version_id_old = 4,
    .post_load = xen_platform_post_load,
    .fields = (VMStateField []) {
        VMSTATE_PCI_DEVICE(pci_dev, PCIXenPlatformState),
        VMSTATE_UINT8(flags, PCIXenPlatformState),
        VMSTATE_END_OF_LIST()
    }
};

static int xen_platform_initfn(PCIDevice *dev)
{
    PCIXenPlatformState *d = DO_UPCAST(PCIXenPlatformState, pci_dev, dev);
    uint8_t *pci_conf;

    pci_conf = d->pci_dev.config;

    pci_set_word(pci_conf + PCI_COMMAND, PCI_COMMAND_IO | PCI_COMMAND_MEMORY);

    pci_config_set_prog_interface(pci_conf, 0);

        VMSTATE_UINT16(ctr, smc91c111_state),
        VMSTATE_UINT16(gpr, smc91c111_state),
        VMSTATE_UINT16(ptr, smc91c111_state),
        VMSTATE_UINT16(ercv, smc91c111_state),
        VMSTATE_INT32(bank, smc91c111_state),
        VMSTATE_INT32(packet_num, smc91c111_state),
        VMSTATE_INT32(tx_alloc, smc91c111_state),
        VMSTATE_INT32(allocated, smc91c111_state),
        VMSTATE_INT32(tx_fifo_len, smc91c111_state),
        VMSTATE_INT32_ARRAY(tx_fifo, smc91c111_state, NUM_PACKETS),
        VMSTATE_INT32(rx_fifo_len, smc91c111_state),
        VMSTATE_INT32_ARRAY(rx_fifo, smc91c111_state, NUM_PACKETS),
        VMSTATE_INT32(tx_fifo_done_len, smc91c111_state),
        VMSTATE_INT32_ARRAY(tx_fifo_done, smc91c111_state, NUM_PACKETS),
        VMSTATE_BUFFER_UNSAFE(data, smc91c111_state, 0, NUM_PACKETS * 2048),
        VMSTATE_UINT8(int_level, smc91c111_state),
        VMSTATE_UINT8(int_mask, smc91c111_state),
        VMSTATE_END_OF_LIST()
    }
};

#define RCR_SOFT_RST  0x8000
#define RCR_STRIP_CRC 0x0200
#define RCR_RXEN      0x0100

#define TCR_EPH_LOOP  0x2000
#define TCR_NOCRC     0x0100
#define TCR_PAD_EN    0x0080
#define TCR_FORCOL    0x0004
#define TCR_LOOP      0x0002
#define TCR_TXEN      0x0001

                && s->buttons[i].pressed != down) {
            s->buttons[i].pressed = down;
            qemu_set_irq(s->buttons[i].irq, down);
        }
    }

    s->extension = 0;
}

static const VMStateDescription vmstate_stellaris_button = {
    .name = "stellaris_button",
    .version_id = 0,
    .minimum_version_id = 0,
    .minimum_version_id_old = 0,
    .fields      = (VMStateField[]) {
        VMSTATE_UINT8(pressed, gamepad_button),
        VMSTATE_END_OF_LIST()
    }
};

static const VMStateDescription vmstate_stellaris_gamepad = {
    .name = "stellaris_gamepad",
    .version_id = 1,
    .minimum_version_id = 1,
    .minimum_version_id_old = 1,
    .fields      = (VMStateField[]) {
        VMSTATE_INT32(extension, gamepad_state),
        VMSTATE_STRUCT_VARRAY_INT32(buttons, gamepad_state, num_buttons, 0,
                              vmstate_stellaris_button, gamepad_button),
        VMSTATE_END_OF_LIST()
    }

    vmmouse_update_handler(s, s->absolute);
    return 0;
}

static const VMStateDescription vmstate_vmmouse = {
    .name = "vmmouse",
    .version_id = 0,
    .minimum_version_id = 0,
    .minimum_version_id_old = 0,
    .post_load = vmmouse_post_load,
    .fields      = (VMStateField []) {
        VMSTATE_INT32_EQUAL(queue_size, VMMouseState),
        VMSTATE_UINT32_ARRAY(queue, VMMouseState, VMMOUSE_QUEUE_SIZE),
        VMSTATE_UINT16(nb_queue, VMMouseState),
        VMSTATE_UINT16(status, VMMouseState),
        VMSTATE_UINT8(absolute, VMMouseState),
        VMSTATE_END_OF_LIST()
    }
};

static void vmmouse_reset(void *opaque)
{
    VMMouseState *s = opaque;

    s->status = 0xffff;
    s->queue_size = VMMOUSE_QUEUE_SIZE;

    vmmouse_disable(s);
}

void *vmmouse_init(void *m)

{
    GICState *s = (GICState *)opaque;
    ARMGICCommonClass *c = ARM_GIC_COMMON_GET_CLASS(s);

    if (c->post_load) {
        c->post_load(s);
    }
    return 0;
}

static const VMStateDescription vmstate_gic_irq_state = {
    .name = "arm_gic_irq_state",
    .version_id = 1,
    .minimum_version_id = 1,
    .fields = (VMStateField[]) {
        VMSTATE_UINT8(enabled, gic_irq_state),
        VMSTATE_UINT8(pending, gic_irq_state),
        VMSTATE_UINT8(active, gic_irq_state),
        VMSTATE_UINT8(level, gic_irq_state),
        VMSTATE_BOOL(model, gic_irq_state),
        VMSTATE_BOOL(edge_trigger, gic_irq_state),
        VMSTATE_UINT8(group, gic_irq_state),
        VMSTATE_END_OF_LIST()
    }
};

static const VMStateDescription vmstate_gic = {
    .name = "arm_gic",
    .version_id = 12,
    .minimum_version_id = 12,
    .pre_save = gic_pre_save,

const VMStateDescription vmstate_IPMIBT = {
    .name = TYPE_IPMI_INTERFACE_PREFIX "bt",
    .version_id = 1,
    .minimum_version_id = 1,
    .post_load = ipmi_bt_vmstate_post_load,
    .fields      = (VMStateField[]) {
        VMSTATE_BOOL(obf_irq_set, IPMIBT),
        VMSTATE_BOOL(atn_irq_set, IPMIBT),
        VMSTATE_BOOL(irqs_enabled, IPMIBT),
        VMSTATE_UINT32(outpos, IPMIBT),
        VMSTATE_UINT32(outlen, IPMIBT),
        VMSTATE_UINT8_ARRAY(outmsg, IPMIBT, MAX_IPMI_MSG_SIZE),
        VMSTATE_UINT32(inlen, IPMIBT),
        VMSTATE_UINT8_ARRAY(inmsg, IPMIBT, MAX_IPMI_MSG_SIZE),
        VMSTATE_UINT8(control_reg, IPMIBT),
        VMSTATE_UINT8(mask_reg, IPMIBT),
        VMSTATE_UINT8(waiting_rsp, IPMIBT),
        VMSTATE_UINT8(waiting_seq, IPMIBT),
        VMSTATE_END_OF_LIST()
    }
};

static const VMStateDescription vmstate_ISAIPMIBTDevice = {
    .name = TYPE_IPMI_INTERFACE_PREFIX "isa-bt",
    .version_id = 2,
    .minimum_version_id = 2,
    /*
     * Version 1 had messed up the array transfer, it's not even usable
     * because it used VMSTATE_VBUFFER_UINT32, but it did not transfer
     * the buffer length, so random things would happen.

    if (addr == 0) {
        val = apm->apmc;
    } else {
        val = apm->apms;
    }
    APM_DPRINTF("apm_ioport_readb addr=0x%x val=0x%02x\n", addr, val);
    return val;
}

const VMStateDescription vmstate_apm = {
    .name = "APM State",
    .version_id = 1,
    .minimum_version_id = 1,
    .minimum_version_id_old = 1,
    .fields = (VMStateField[]) {
        VMSTATE_UINT8(apmc, APMState),
        VMSTATE_UINT8(apms, APMState),
        VMSTATE_END_OF_LIST()
    }
};

void apm_init(APMState *apm, apm_ctrl_changed_t callback, void *arg)
{
    apm->callback = callback;
    apm->arg = arg;

    /* ioport 0xb2, 0xb3 */
    register_ioport_write(APM_CNT_IOPORT, 2, 1, apm_ioport_writeb, apm);
    register_ioport_read(APM_CNT_IOPORT, 2, 1, apm_ioport_readb, apm);
}

    .fields      = (VMStateField[]) {
        VMSTATE_UINT64_ARRAY(env.regs, S390CPU, 16),
        VMSTATE_UINT64(env.psw.mask, S390CPU),
        VMSTATE_UINT64(env.psw.addr, S390CPU),
        VMSTATE_UINT64(env.psa, S390CPU),
        VMSTATE_UINT32(env.todpr, S390CPU),
        VMSTATE_UINT64(env.pfault_token, S390CPU),
        VMSTATE_UINT64(env.pfault_compare, S390CPU),
        VMSTATE_UINT64(env.pfault_select, S390CPU),
        VMSTATE_UINT64(env.cputm, S390CPU),
        VMSTATE_UINT64(env.ckc, S390CPU),
        VMSTATE_UINT64(env.gbea, S390CPU),
        VMSTATE_UINT64(env.pp, S390CPU),
        VMSTATE_UINT32_ARRAY(env.aregs, S390CPU, 16),
        VMSTATE_UINT64_ARRAY(env.cregs, S390CPU, 16),
        VMSTATE_UINT8(env.cpu_state, S390CPU),
        VMSTATE_UINT8(env.sigp_order, S390CPU),
        VMSTATE_UINT32_V(irqstate_saved_size, S390CPU, 4),
        VMSTATE_VBUFFER_UINT32(irqstate, S390CPU, 4, NULL,
                               irqstate_saved_size),
        VMSTATE_END_OF_LIST()
    },
    .subsections = (const VMStateDescription*[]) {
        &vmstate_fpu,
        &vmstate_vregs,
        &vmstate_riccb,
        &vmstate_exval,
        &vmstate_gscb,
        NULL
    },
};

    DEFINE_PROP_UINT32("nonvolatile-cfg", Flash, nonvolatile_cfg, 0x8FFF),
    DEFINE_PROP_UINT8("spansion-cr1nv", Flash, spansion_cr1nv, 0x0),
    DEFINE_PROP_UINT8("spansion-cr2nv", Flash, spansion_cr2nv, 0x8),
    DEFINE_PROP_UINT8("spansion-cr3nv", Flash, spansion_cr3nv, 0x2),
    DEFINE_PROP_UINT8("spansion-cr4nv", Flash, spansion_cr4nv, 0x10),
    DEFINE_PROP_DRIVE("drive", Flash, blk),
    DEFINE_PROP_END_OF_LIST(),
};

static const VMStateDescription vmstate_m25p80 = {
    .name = "m25p80",
    .version_id = 0,
    .minimum_version_id = 0,
    .pre_save = m25p80_pre_save,
    .fields = (VMStateField[]) {
        VMSTATE_UINT8(state, Flash),
        VMSTATE_UINT8_ARRAY(data, Flash, 16),
        VMSTATE_UINT32(len, Flash),
        VMSTATE_UINT32(pos, Flash),
        VMSTATE_UINT8(needed_bytes, Flash),
        VMSTATE_UINT8(cmd_in_progress, Flash),
        VMSTATE_UINT32(cur_addr, Flash),
        VMSTATE_BOOL(write_enable, Flash),
        VMSTATE_BOOL(reset_enable, Flash),
        VMSTATE_UINT8(ear, Flash),
        VMSTATE_BOOL(four_bytes_address_mode, Flash),
        VMSTATE_UINT32(nonvolatile_cfg, Flash),
        VMSTATE_UINT32(volatile_cfg, Flash),
        VMSTATE_UINT32(enh_volatile_cfg, Flash),
        VMSTATE_BOOL(quad_enable, Flash),
        VMSTATE_UINT8(spansion_cr1nv, Flash),