diff options
Diffstat (limited to 'qemu/include/hw/virtio/virtio-input.h')
-rw-r--r-- | qemu/include/hw/virtio/virtio-input.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/qemu/include/hw/virtio/virtio-input.h b/qemu/include/hw/virtio/virtio-input.h new file mode 100644 index 000000000..af1c207ab --- /dev/null +++ b/qemu/include/hw/virtio/virtio-input.h @@ -0,0 +1,119 @@ +#ifndef _QEMU_VIRTIO_INPUT_H +#define _QEMU_VIRTIO_INPUT_H + +#include "ui/input.h" + +/* ----------------------------------------------------------------- */ +/* virtio input protocol */ + +#include "standard-headers/linux/virtio_ids.h" +#include "standard-headers/linux/virtio_input.h" + +typedef struct virtio_input_absinfo virtio_input_absinfo; +typedef struct virtio_input_config virtio_input_config; +typedef struct virtio_input_event virtio_input_event; + +#if defined(HOST_WORDS_BIGENDIAN) +# define const_le32(_x) \ + (((_x & 0x000000ffU) << 24) | \ + ((_x & 0x0000ff00U) << 8) | \ + ((_x & 0x00ff0000U) >> 8) | \ + ((_x & 0xff000000U) >> 24)) +# define const_le16(_x) \ + (((_x & 0x00ff) << 8) | \ + ((_x & 0xff00) >> 8)) +#else +# define const_le32(_x) (_x) +# define const_le16(_x) (_x) +#endif + +/* ----------------------------------------------------------------- */ +/* qemu internals */ + +#define TYPE_VIRTIO_INPUT "virtio-input-device" +#define VIRTIO_INPUT(obj) \ + OBJECT_CHECK(VirtIOInput, (obj), TYPE_VIRTIO_INPUT) +#define VIRTIO_INPUT_GET_PARENT_CLASS(obj) \ + OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_INPUT) +#define VIRTIO_INPUT_GET_CLASS(obj) \ + OBJECT_GET_CLASS(VirtIOInputClass, obj, TYPE_VIRTIO_INPUT) +#define VIRTIO_INPUT_CLASS(klass) \ + OBJECT_CLASS_CHECK(VirtIOInputClass, klass, TYPE_VIRTIO_INPUT) + +#define TYPE_VIRTIO_INPUT_HID "virtio-input-hid-device" +#define TYPE_VIRTIO_KEYBOARD "virtio-keyboard-device" +#define TYPE_VIRTIO_MOUSE "virtio-mouse-device" +#define TYPE_VIRTIO_TABLET "virtio-tablet-device" + +#define VIRTIO_INPUT_HID(obj) \ + OBJECT_CHECK(VirtIOInputHID, (obj), TYPE_VIRTIO_INPUT_HID) +#define VIRTIO_INPUT_HID_GET_PARENT_CLASS(obj) \ + OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_INPUT_HID) + +#define TYPE_VIRTIO_INPUT_HOST "virtio-input-host-device" +#define VIRTIO_INPUT_HOST(obj) \ + OBJECT_CHECK(VirtIOInputHost, (obj), TYPE_VIRTIO_INPUT_HOST) +#define VIRTIO_INPUT_HOST_GET_PARENT_CLASS(obj) \ + OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_INPUT_HOST) + +typedef struct VirtIOInput VirtIOInput; +typedef struct VirtIOInputClass VirtIOInputClass; +typedef struct VirtIOInputConfig VirtIOInputConfig; +typedef struct VirtIOInputHID VirtIOInputHID; +typedef struct VirtIOInputHost VirtIOInputHost; + +struct VirtIOInputConfig { + virtio_input_config config; + QTAILQ_ENTRY(VirtIOInputConfig) node; +}; + +struct VirtIOInput { + VirtIODevice parent_obj; + uint8_t cfg_select; + uint8_t cfg_subsel; + uint32_t cfg_size; + QTAILQ_HEAD(, VirtIOInputConfig) cfg_list; + VirtQueue *evt, *sts; + char *serial; + + virtio_input_event *queue; + uint32_t qindex, qsize; + + bool active; +}; + +struct VirtIOInputClass { + /*< private >*/ + VirtioDeviceClass parent; + /*< public >*/ + + DeviceRealize realize; + DeviceUnrealize unrealize; + void (*change_active)(VirtIOInput *vinput); + void (*handle_status)(VirtIOInput *vinput, virtio_input_event *event); +}; + +struct VirtIOInputHID { + VirtIOInput parent_obj; + char *display; + uint32_t head; + QemuInputHandler *handler; + QemuInputHandlerState *hs; + int ledstate; +}; + +struct VirtIOInputHost { + VirtIOInput parent_obj; + char *evdev; + int fd; +}; + +void virtio_input_send(VirtIOInput *vinput, virtio_input_event *event); +void virtio_input_init_config(VirtIOInput *vinput, + virtio_input_config *config); +void virtio_input_add_config(VirtIOInput *vinput, + virtio_input_config *config); +void virtio_input_idstr_config(VirtIOInput *vinput, + uint8_t select, const char *string); + +#endif /* _QEMU_VIRTIO_INPUT_H */ |