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Diffstat (limited to 'qemu/hw/input/vmmouse.c')
-rw-r--r--qemu/hw/input/vmmouse.c304
1 files changed, 0 insertions, 304 deletions
diff --git a/qemu/hw/input/vmmouse.c b/qemu/hw/input/vmmouse.c
deleted file mode 100644
index 6d15a887c..000000000
--- a/qemu/hw/input/vmmouse.c
+++ /dev/null
@@ -1,304 +0,0 @@
-/*
- * QEMU VMMouse emulation
- *
- * Copyright (C) 2007 Anthony Liguori <anthony@codemonkey.ws>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-#include "qemu/osdep.h"
-#include "hw/hw.h"
-#include "ui/console.h"
-#include "hw/input/ps2.h"
-#include "hw/i386/pc.h"
-#include "hw/qdev.h"
-
-/* debug only vmmouse */
-//#define DEBUG_VMMOUSE
-
-/* VMMouse Commands */
-#define VMMOUSE_GETVERSION 10
-#define VMMOUSE_DATA 39
-#define VMMOUSE_STATUS 40
-#define VMMOUSE_COMMAND 41
-
-#define VMMOUSE_READ_ID 0x45414552
-#define VMMOUSE_DISABLE 0x000000f5
-#define VMMOUSE_REQUEST_RELATIVE 0x4c455252
-#define VMMOUSE_REQUEST_ABSOLUTE 0x53424152
-
-#define VMMOUSE_QUEUE_SIZE 1024
-
-#define VMMOUSE_VERSION 0x3442554a
-
-#ifdef DEBUG_VMMOUSE
-#define DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__)
-#else
-#define DPRINTF(fmt, ...) do { } while (0)
-#endif
-
-#define TYPE_VMMOUSE "vmmouse"
-#define VMMOUSE(obj) OBJECT_CHECK(VMMouseState, (obj), TYPE_VMMOUSE)
-
-typedef struct VMMouseState
-{
- ISADevice parent_obj;
-
- uint32_t queue[VMMOUSE_QUEUE_SIZE];
- int32_t queue_size;
- uint16_t nb_queue;
- uint16_t status;
- uint8_t absolute;
- QEMUPutMouseEntry *entry;
- void *ps2_mouse;
-} VMMouseState;
-
-static uint32_t vmmouse_get_status(VMMouseState *s)
-{
- DPRINTF("vmmouse_get_status()\n");
- return (s->status << 16) | s->nb_queue;
-}
-
-static void vmmouse_mouse_event(void *opaque, int x, int y, int dz, int buttons_state)
-{
- VMMouseState *s = opaque;
- int buttons = 0;
-
- if (s->nb_queue > (VMMOUSE_QUEUE_SIZE - 4))
- return;
-
- DPRINTF("vmmouse_mouse_event(%d, %d, %d, %d)\n",
- x, y, dz, buttons_state);
-
- if ((buttons_state & MOUSE_EVENT_LBUTTON))
- buttons |= 0x20;
- if ((buttons_state & MOUSE_EVENT_RBUTTON))
- buttons |= 0x10;
- if ((buttons_state & MOUSE_EVENT_MBUTTON))
- buttons |= 0x08;
-
- if (s->absolute) {
- x <<= 1;
- y <<= 1;
- }
-
- s->queue[s->nb_queue++] = buttons;
- s->queue[s->nb_queue++] = x;
- s->queue[s->nb_queue++] = y;
- s->queue[s->nb_queue++] = dz;
-
- /* need to still generate PS2 events to notify driver to
- read from queue */
- i8042_isa_mouse_fake_event(s->ps2_mouse);
-}
-
-static void vmmouse_remove_handler(VMMouseState *s)
-{
- if (s->entry) {
- qemu_remove_mouse_event_handler(s->entry);
- s->entry = NULL;
- }
-}
-
-static void vmmouse_update_handler(VMMouseState *s, int absolute)
-{
- if (s->status != 0) {
- return;
- }
- if (s->absolute != absolute) {
- s->absolute = absolute;
- vmmouse_remove_handler(s);
- }
- if (s->entry == NULL) {
- s->entry = qemu_add_mouse_event_handler(vmmouse_mouse_event,
- s, s->absolute,
- "vmmouse");
- qemu_activate_mouse_event_handler(s->entry);
- }
-}
-
-static void vmmouse_read_id(VMMouseState *s)
-{
- DPRINTF("vmmouse_read_id()\n");
-
- if (s->nb_queue == VMMOUSE_QUEUE_SIZE)
- return;
-
- s->queue[s->nb_queue++] = VMMOUSE_VERSION;
- s->status = 0;
-}
-
-static void vmmouse_request_relative(VMMouseState *s)
-{
- DPRINTF("vmmouse_request_relative()\n");
- vmmouse_update_handler(s, 0);
-}
-
-static void vmmouse_request_absolute(VMMouseState *s)
-{
- DPRINTF("vmmouse_request_absolute()\n");
- vmmouse_update_handler(s, 1);
-}
-
-static void vmmouse_disable(VMMouseState *s)
-{
- DPRINTF("vmmouse_disable()\n");
- s->status = 0xffff;
- vmmouse_remove_handler(s);
-}
-
-static void vmmouse_data(VMMouseState *s, uint32_t *data, uint32_t size)
-{
- int i;
-
- DPRINTF("vmmouse_data(%d)\n", size);
-
- if (size == 0 || size > 6 || size > s->nb_queue) {
- printf("vmmouse: driver requested too much data %d\n", size);
- s->status = 0xffff;
- vmmouse_remove_handler(s);
- return;
- }
-
- for (i = 0; i < size; i++)
- data[i] = s->queue[i];
-
- s->nb_queue -= size;
- if (s->nb_queue)
- memmove(s->queue, &s->queue[size], sizeof(s->queue[0]) * s->nb_queue);
-}
-
-static uint32_t vmmouse_ioport_read(void *opaque, uint32_t addr)
-{
- VMMouseState *s = opaque;
- uint32_t data[6];
- uint16_t command;
-
- vmmouse_get_data(data);
-
- command = data[2] & 0xFFFF;
-
- switch (command) {
- case VMMOUSE_STATUS:
- data[0] = vmmouse_get_status(s);
- break;
- case VMMOUSE_COMMAND:
- switch (data[1]) {
- case VMMOUSE_DISABLE:
- vmmouse_disable(s);
- break;
- case VMMOUSE_READ_ID:
- vmmouse_read_id(s);
- break;
- case VMMOUSE_REQUEST_RELATIVE:
- vmmouse_request_relative(s);
- break;
- case VMMOUSE_REQUEST_ABSOLUTE:
- vmmouse_request_absolute(s);
- break;
- default:
- printf("vmmouse: unknown command %x\n", data[1]);
- break;
- }
- break;
- case VMMOUSE_DATA:
- vmmouse_data(s, data, data[1]);
- break;
- default:
- printf("vmmouse: unknown command %x\n", command);
- break;
- }
-
- vmmouse_set_data(data);
- return data[0];
-}
-
-static int vmmouse_post_load(void *opaque, int version_id)
-{
- VMMouseState *s = opaque;
-
- vmmouse_remove_handler(s);
- vmmouse_update_handler(s, s->absolute);
- return 0;
-}
-
-static const VMStateDescription vmstate_vmmouse = {
- .name = "vmmouse",
- .version_id = 0,
- .minimum_version_id = 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(DeviceState *d)
-{
- VMMouseState *s = VMMOUSE(d);
-
- s->queue_size = VMMOUSE_QUEUE_SIZE;
-
- vmmouse_disable(s);
-}
-
-static void vmmouse_realizefn(DeviceState *dev, Error **errp)
-{
- VMMouseState *s = VMMOUSE(dev);
-
- DPRINTF("vmmouse_init\n");
-
- vmport_register(VMMOUSE_STATUS, vmmouse_ioport_read, s);
- vmport_register(VMMOUSE_COMMAND, vmmouse_ioport_read, s);
- vmport_register(VMMOUSE_DATA, vmmouse_ioport_read, s);
-}
-
-static Property vmmouse_properties[] = {
- DEFINE_PROP_PTR("ps2_mouse", VMMouseState, ps2_mouse),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void vmmouse_class_initfn(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->realize = vmmouse_realizefn;
- dc->reset = vmmouse_reset;
- dc->vmsd = &vmstate_vmmouse;
- dc->props = vmmouse_properties;
- /* Reason: pointer property "ps2_mouse" */
- dc->cannot_instantiate_with_device_add_yet = true;
-}
-
-static const TypeInfo vmmouse_info = {
- .name = TYPE_VMMOUSE,
- .parent = TYPE_ISA_DEVICE,
- .instance_size = sizeof(VMMouseState),
- .class_init = vmmouse_class_initfn,
-};
-
-static void vmmouse_register_types(void)
-{
- type_register_static(&vmmouse_info);
-}
-
-type_init(vmmouse_register_types)