From ccd4ed065be4023c86252d25118cc96abf77df66 Mon Sep 17 00:00:00 2001 From: Michael Walle Date: Tue, 9 Aug 2011 23:54:53 +0200 Subject: [PATCH] hid: introduce hid vmstate macros Add VMSTATE macros to describe a HIDState. Based on usb-hid.c descriptions. Signed-off-by: Michael Walle Signed-off-by: Gerd Hoffmann --- hw/hid.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ hw/hw.h | 20 +++++++++++++++++++ 2 files changed, 78 insertions(+) diff --git a/hw/hid.c b/hw/hid.c index 3dc4246cf1..ec066cf2d3 100644 --- a/hw/hid.c +++ b/hw/hid.c @@ -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(), + } +}; diff --git a/hw/hw.h b/hw/hw.h index df6ca65058..a124da9c26 100644 --- a/hw/hw.h +++ b/hw/hw.h @@ -701,6 +701,26 @@ extern const VMStateDescription vmstate_ptimer; .offset = vmstate_offset_pointer(_state, _field, ptimer_state), \ } +extern const VMStateDescription vmstate_hid_keyboard_device; + +#define VMSTATE_HID_KEYBOARD_DEVICE(_field, _state) { \ + .name = (stringify(_field)), \ + .size = sizeof(HIDState), \ + .vmsd = &vmstate_hid_keyboard_device, \ + .flags = VMS_STRUCT, \ + .offset = vmstate_offset_value(_state, _field, HIDState), \ +} + +extern const VMStateDescription vmstate_hid_ptr_device; + +#define VMSTATE_HID_POINTER_DEVICE(_field, _state) { \ + .name = (stringify(_field)), \ + .size = sizeof(HIDState), \ + .vmsd = &vmstate_hid_ptr_device, \ + .flags = VMS_STRUCT, \ + .offset = vmstate_offset_value(_state, _field, HIDState), \ +} + /* _f : field name _f_n : num of elements field_name _n : num of elements