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hid: introduce hid vmstate macros

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Add VMSTATE macros to describe a HIDState. Based on usb-hid.c descriptions.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Michael Walle 2011-08-09 23:54:53 +02:00 • committed by Gerd Hoffmann
parent bb0db5273f
commit ccd4ed065b
2 changed files with 78 additions and 0 deletions
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58
hw/hid.c
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@ -407,3 +407,61 @@ void hid_init(HIDState *hs, int kind, HIDEventFunc event)
1, "QEMU HID Tablet");
}
}
static int hid_post_load(void *opaque, int version_id)
{
HIDState *s = opaque;
if (s->idle) {
hid_set_next_idle(s, qemu_get_clock_ns(vm_clock));
}
return 0;
}
static const VMStateDescription vmstate_hid_ptr_queue = {
.name = "HIDPointerEventQueue",
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_INT32(xdx, HIDPointerEvent),
VMSTATE_INT32(ydy, HIDPointerEvent),
VMSTATE_INT32(dz, HIDPointerEvent),
VMSTATE_INT32(buttons_state, HIDPointerEvent),
VMSTATE_END_OF_LIST()
}
};
const VMStateDescription vmstate_hid_ptr_device = {
.name = "HIDPointerDevice",
.version_id = 1,
.minimum_version_id = 1,
.post_load = hid_post_load,
.fields = (VMStateField[]) {
VMSTATE_STRUCT_ARRAY(ptr.queue, HIDState, QUEUE_LENGTH, 0,
vmstate_hid_ptr_queue, HIDPointerEvent),
VMSTATE_UINT32(head, HIDState),
VMSTATE_UINT32(n, HIDState),
VMSTATE_INT32(protocol, HIDState),
VMSTATE_UINT8(idle, HIDState),
VMSTATE_END_OF_LIST(),
}
};
const VMStateDescription vmstate_hid_keyboard_device = {
.name = "HIDKeyboardDevice",
.version_id = 1,
.minimum_version_id = 1,
.post_load = hid_post_load,
.fields = (VMStateField[]) {
VMSTATE_UINT32_ARRAY(kbd.keycodes, HIDState, QUEUE_LENGTH),
VMSTATE_UINT32(head, HIDState),
VMSTATE_UINT32(n, HIDState),
VMSTATE_UINT16(kbd.modifiers, HIDState),
VMSTATE_UINT8(kbd.leds, HIDState),
VMSTATE_UINT8_ARRAY(kbd.key, HIDState, 16),
VMSTATE_INT32(kbd.keys, HIDState),
VMSTATE_INT32(protocol, HIDState),
VMSTATE_UINT8(idle, HIDState),
VMSTATE_END_OF_LIST(),
}
};