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/*
* Copyright (C) 2010 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 or
* (at your option) version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <spice/ipc_ring.h>
#include <spice/enums.h>
#include <spice/qxl_dev.h>
#include "qemu-thread.h"
#include "console.h"
#include "pflib.h"
#include "sysemu.h"
#define NUM_MEMSLOTS 8
#define MEMSLOT_GENERATION_BITS 8
#define MEMSLOT_SLOT_BITS 8
#define MEMSLOT_GROUP_HOST 0
#define MEMSLOT_GROUP_GUEST 1
#define NUM_MEMSLOTS_GROUPS 2
#define NUM_SURFACES 1024
/*
* Internal enum to differenciate between options for
* io calls that have a sync (old) version and an _async (new)
* version:
* QXL_SYNC: use the old version
* QXL_ASYNC: use the new version and make sure there are no two
* happening at the same time. This is used for guest initiated
* calls
*/
typedef enum qxl_async_io {
QXL_SYNC,
QXL_ASYNC,
} qxl_async_io;
typedef struct SimpleSpiceDisplay SimpleSpiceDisplay;
typedef struct SimpleSpiceUpdate SimpleSpiceUpdate;
struct SimpleSpiceDisplay {
DisplayState *ds;
void *buf;
int bufsize;
QXLWorker *worker;
QXLInstance qxl;
uint32_t unique;
QemuPfConv *conv;
QXLRect dirty;
int notify;
int running;
/*
* All struct members below this comment can be accessed from
* both spice server and qemu (iothread) context and any access
* to them must be protected by the lock.
*/
QemuMutex lock;
SimpleSpiceUpdate *update;
QEMUCursor *cursor;
int mouse_x, mouse_y;
};
struct SimpleSpiceUpdate {
QXLDrawable drawable;
QXLImage image;
QXLCommandExt ext;
uint8_t *bitmap;
};
int qemu_spice_rect_is_empty(const QXLRect* r);
void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r);
void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update);
void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd);
void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd);
void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd);
void qemu_spice_vm_change_state_handler(void *opaque, int running,
RunState state);
void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd, DisplayState *ds);
void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
int x, int y, int w, int h);
void qemu_spice_display_resize(SimpleSpiceDisplay *ssd);
void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd);
void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot,
qxl_async_io async);
void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid,
uint32_t sid);
void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id,
QXLDevSurfaceCreate *surface,
qxl_async_io async);
void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd,
uint32_t id, qxl_async_io async);
void qemu_spice_wakeup(SimpleSpiceDisplay *ssd);
void qemu_spice_start(SimpleSpiceDisplay *ssd);
void qemu_spice_stop(SimpleSpiceDisplay *ssd);
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