vmstate: port stellaris gamepad
Signed-off-by: Juan Quintela <quintela@redhat.com>
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0c067bbb26
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4483c7ac31
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@ -13,7 +13,7 @@
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typedef struct {
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qemu_irq irq;
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int keycode;
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int pressed;
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uint8_t pressed;
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} gamepad_button;
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typedef struct {
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@ -47,30 +47,29 @@ static void stellaris_gamepad_put_key(void * opaque, int keycode)
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s->extension = 0;
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}
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static void stellaris_gamepad_save(QEMUFile *f, void *opaque)
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{
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gamepad_state *s = (gamepad_state *)opaque;
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int i;
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qemu_put_be32(f, s->extension);
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for (i = 0; i < s->num_buttons; i++)
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qemu_put_byte(f, s->buttons[i].pressed);
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static const VMStateDescription vmstate_stellaris_button = {
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.name = "stellaris_button",
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.version_id = 0,
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.minimum_version_id = 0,
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.minimum_version_id_old = 0,
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.fields = (VMStateField[]) {
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VMSTATE_UINT8(pressed, gamepad_button),
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VMSTATE_END_OF_LIST()
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}
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};
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static int stellaris_gamepad_load(QEMUFile *f, void *opaque, int version_id)
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{
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gamepad_state *s = (gamepad_state *)opaque;
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int i;
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if (version_id != 1)
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return -EINVAL;
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s->extension = qemu_get_be32(f);
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for (i = 0; i < s->num_buttons; i++)
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s->buttons[i].pressed = qemu_get_byte(f);
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return 0;
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static const VMStateDescription vmstate_stellaris_gamepad = {
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.name = "stellaris_gamepad",
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.version_id = 1,
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.minimum_version_id = 1,
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.minimum_version_id_old = 1,
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.fields = (VMStateField[]) {
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VMSTATE_INT32(extension, gamepad_state),
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VMSTATE_STRUCT_VARRAY_INT32(buttons, gamepad_state, num_buttons, 0,
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vmstate_stellaris_button, gamepad_button),
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VMSTATE_END_OF_LIST()
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}
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};
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/* Returns an array 5 ouput slots. */
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void stellaris_gamepad_init(int n, qemu_irq *irq, const int *keycode)
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@ -86,6 +85,5 @@ void stellaris_gamepad_init(int n, qemu_irq *irq, const int *keycode)
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}
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s->num_buttons = n;
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qemu_add_kbd_event_handler(stellaris_gamepad_put_key, s);
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register_savevm(NULL, "stellaris_gamepad", -1, 1,
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stellaris_gamepad_save, stellaris_gamepad_load, s);
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vmstate_register(NULL, -1, &vmstate_stellaris_gamepad, s);
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}
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