xref: /openbmc/qemu/include/ui/console.h (revision 4133fa711f37f0db303bf5aac03ea31b5be6ac1d)
1 #ifndef CONSOLE_H
2 #define CONSOLE_H
3 
4 #include "ui/qemu-pixman.h"
5 #include "qom/object.h"
6 #include "qapi/qmp/qdict.h"
7 #include "qemu/notify.h"
8 #include "qemu/typedefs.h"
9 #include "qapi-types.h"
10 #include "qemu/error-report.h"
11 #include "qapi/error.h"
12 
13 #ifdef CONFIG_OPENGL
14 # include <epoxy/gl.h>
15 #endif
16 
17 /* keyboard/mouse support */
18 
19 #define MOUSE_EVENT_LBUTTON 0x01
20 #define MOUSE_EVENT_RBUTTON 0x02
21 #define MOUSE_EVENT_MBUTTON 0x04
22 #define MOUSE_EVENT_WHEELUP 0x08
23 #define MOUSE_EVENT_WHEELDN 0x10
24 
25 /* identical to the ps/2 keyboard bits */
26 #define QEMU_SCROLL_LOCK_LED (1 << 0)
27 #define QEMU_NUM_LOCK_LED    (1 << 1)
28 #define QEMU_CAPS_LOCK_LED   (1 << 2)
29 
30 /* in ms */
31 #define GUI_REFRESH_INTERVAL_DEFAULT    30
32 #define GUI_REFRESH_INTERVAL_IDLE     3000
33 
34 /* Color number is match to standard vga palette */
35 enum qemu_color_names {
36     QEMU_COLOR_BLACK   = 0,
37     QEMU_COLOR_BLUE    = 1,
38     QEMU_COLOR_GREEN   = 2,
39     QEMU_COLOR_CYAN    = 3,
40     QEMU_COLOR_RED     = 4,
41     QEMU_COLOR_MAGENTA = 5,
42     QEMU_COLOR_YELLOW  = 6,
43     QEMU_COLOR_WHITE   = 7
44 };
45 /* Convert to curses char attributes */
46 #define ATTR2CHTYPE(c, fg, bg, bold) \
47     ((bold) << 21 | (bg) << 11 | (fg) << 8 | (c))
48 
49 typedef void QEMUPutKBDEvent(void *opaque, int keycode);
50 typedef void QEMUPutLEDEvent(void *opaque, int ledstate);
51 typedef void QEMUPutMouseEvent(void *opaque, int dx, int dy, int dz, int buttons_state);
52 
53 typedef struct QEMUPutMouseEntry QEMUPutMouseEntry;
54 typedef struct QEMUPutKbdEntry QEMUPutKbdEntry;
55 typedef struct QEMUPutLEDEntry QEMUPutLEDEntry;
56 
57 QEMUPutKbdEntry *qemu_add_kbd_event_handler(QEMUPutKBDEvent *func,
58                                             void *opaque);
59 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
60                                                 void *opaque, int absolute,
61                                                 const char *name);
62 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry);
63 void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry);
64 
65 QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func, void *opaque);
66 void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry);
67 
68 void kbd_put_ledstate(int ledstate);
69 
70 struct MouseTransformInfo {
71     /* Touchscreen resolution */
72     int x;
73     int y;
74     /* Calibration values as used/generated by tslib */
75     int a[7];
76 };
77 
78 void hmp_mouse_set(Monitor *mon, const QDict *qdict);
79 
80 /* keysym is a unicode code except for special keys (see QEMU_KEY_xxx
81    constants) */
82 #define QEMU_KEY_ESC1(c) ((c) | 0xe100)
83 #define QEMU_KEY_BACKSPACE  0x007f
84 #define QEMU_KEY_UP         QEMU_KEY_ESC1('A')
85 #define QEMU_KEY_DOWN       QEMU_KEY_ESC1('B')
86 #define QEMU_KEY_RIGHT      QEMU_KEY_ESC1('C')
87 #define QEMU_KEY_LEFT       QEMU_KEY_ESC1('D')
88 #define QEMU_KEY_HOME       QEMU_KEY_ESC1(1)
89 #define QEMU_KEY_END        QEMU_KEY_ESC1(4)
90 #define QEMU_KEY_PAGEUP     QEMU_KEY_ESC1(5)
91 #define QEMU_KEY_PAGEDOWN   QEMU_KEY_ESC1(6)
92 #define QEMU_KEY_DELETE     QEMU_KEY_ESC1(3)
93 
94 #define QEMU_KEY_CTRL_UP         0xe400
95 #define QEMU_KEY_CTRL_DOWN       0xe401
96 #define QEMU_KEY_CTRL_LEFT       0xe402
97 #define QEMU_KEY_CTRL_RIGHT      0xe403
98 #define QEMU_KEY_CTRL_HOME       0xe404
99 #define QEMU_KEY_CTRL_END        0xe405
100 #define QEMU_KEY_CTRL_PAGEUP     0xe406
101 #define QEMU_KEY_CTRL_PAGEDOWN   0xe407
102 
103 void kbd_put_keysym_console(QemuConsole *s, int keysym);
104 bool kbd_put_qcode_console(QemuConsole *s, int qcode);
105 void kbd_put_string_console(QemuConsole *s, const char *str, int len);
106 void kbd_put_keysym(int keysym);
107 
108 /* consoles */
109 
110 #define TYPE_QEMU_CONSOLE "qemu-console"
111 #define QEMU_CONSOLE(obj) \
112     OBJECT_CHECK(QemuConsole, (obj), TYPE_QEMU_CONSOLE)
113 #define QEMU_CONSOLE_GET_CLASS(obj) \
114     OBJECT_GET_CLASS(QemuConsoleClass, (obj), TYPE_QEMU_CONSOLE)
115 #define QEMU_CONSOLE_CLASS(klass) \
116     OBJECT_CLASS_CHECK(QemuConsoleClass, (klass), TYPE_QEMU_CONSOLE)
117 
118 typedef struct QemuConsoleClass QemuConsoleClass;
119 
120 struct QemuConsoleClass {
121     ObjectClass parent_class;
122 };
123 
124 #define QEMU_ALLOCATED_FLAG     0x01
125 
126 struct PixelFormat {
127     uint8_t bits_per_pixel;
128     uint8_t bytes_per_pixel;
129     uint8_t depth; /* color depth in bits */
130     uint32_t rmask, gmask, bmask, amask;
131     uint8_t rshift, gshift, bshift, ashift;
132     uint8_t rmax, gmax, bmax, amax;
133     uint8_t rbits, gbits, bbits, abits;
134 };
135 
136 struct DisplaySurface {
137     pixman_format_code_t format;
138     pixman_image_t *image;
139     uint8_t flags;
140 #ifdef CONFIG_OPENGL
141     GLenum glformat;
142     GLenum gltype;
143     GLuint texture;
144 #endif
145 };
146 
147 typedef struct QemuUIInfo {
148     /* geometry */
149     int       xoff;
150     int       yoff;
151     uint32_t  width;
152     uint32_t  height;
153 } QemuUIInfo;
154 
155 /* cursor data format is 32bit RGBA */
156 typedef struct QEMUCursor {
157     int                 width, height;
158     int                 hot_x, hot_y;
159     int                 refcount;
160     uint32_t            data[];
161 } QEMUCursor;
162 
163 QEMUCursor *cursor_alloc(int width, int height);
164 void cursor_get(QEMUCursor *c);
165 void cursor_put(QEMUCursor *c);
166 QEMUCursor *cursor_builtin_hidden(void);
167 QEMUCursor *cursor_builtin_left_ptr(void);
168 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
169 int cursor_get_mono_bpl(QEMUCursor *c);
170 void cursor_set_mono(QEMUCursor *c,
171                      uint32_t foreground, uint32_t background, uint8_t *image,
172                      int transparent, uint8_t *mask);
173 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
174 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
175 
176 typedef void *QEMUGLContext;
177 typedef struct QEMUGLParams QEMUGLParams;
178 
179 struct QEMUGLParams {
180     int major_ver;
181     int minor_ver;
182 };
183 
184 struct QemuDmaBuf {
185     int       fd;
186     uint32_t  width;
187     uint32_t  height;
188     uint32_t  stride;
189     uint32_t  fourcc;
190     uint32_t  texture;
191 };
192 
193 typedef struct DisplayChangeListenerOps {
194     const char *dpy_name;
195 
196     void (*dpy_refresh)(DisplayChangeListener *dcl);
197 
198     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
199                            int x, int y, int w, int h);
200     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
201                            struct DisplaySurface *new_surface);
202     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
203                                  pixman_format_code_t format);
204 
205     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
206                             int x, int y);
207     void (*dpy_text_resize)(DisplayChangeListener *dcl,
208                             int w, int h);
209     void (*dpy_text_update)(DisplayChangeListener *dcl,
210                             int x, int y, int w, int h);
211 
212     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
213                           int x, int y, int on);
214     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
215                               QEMUCursor *cursor);
216 
217     QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
218                                        QEMUGLParams *params);
219     void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
220                                QEMUGLContext ctx);
221     int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
222                                    QEMUGLContext ctx);
223     QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
224 
225     void (*dpy_gl_scanout_disable)(DisplayChangeListener *dcl);
226     void (*dpy_gl_scanout_texture)(DisplayChangeListener *dcl,
227                                    uint32_t backing_id,
228                                    bool backing_y_0_top,
229                                    uint32_t backing_width,
230                                    uint32_t backing_height,
231                                    uint32_t x, uint32_t y,
232                                    uint32_t w, uint32_t h);
233     void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
234                                   QemuDmaBuf *dmabuf);
235     void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
236                                  QemuDmaBuf *dmabuf,
237                                  uint32_t pos_x, uint32_t pos_y);
238     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
239                                   QemuDmaBuf *dmabuf);
240     void (*dpy_gl_update)(DisplayChangeListener *dcl,
241                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
242 
243 } DisplayChangeListenerOps;
244 
245 struct DisplayChangeListener {
246     uint64_t update_interval;
247     const DisplayChangeListenerOps *ops;
248     DisplayState *ds;
249     QemuConsole *con;
250 
251     QLIST_ENTRY(DisplayChangeListener) next;
252 };
253 
254 DisplayState *init_displaystate(void);
255 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
256                                                 pixman_format_code_t format,
257                                                 int linesize, uint8_t *data);
258 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
259 DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
260                                                     pixman_format_code_t format,
261                                                     int linesize,
262                                                     uint64_t addr);
263 PixelFormat qemu_default_pixelformat(int bpp);
264 
265 DisplaySurface *qemu_create_displaysurface(int width, int height);
266 void qemu_free_displaysurface(DisplaySurface *surface);
267 
268 static inline int is_surface_bgr(DisplaySurface *surface)
269 {
270     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
271         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
272         return 1;
273     } else {
274         return 0;
275     }
276 }
277 
278 static inline int is_buffer_shared(DisplaySurface *surface)
279 {
280     return !(surface->flags & QEMU_ALLOCATED_FLAG);
281 }
282 
283 void register_displaychangelistener(DisplayChangeListener *dcl);
284 void update_displaychangelistener(DisplayChangeListener *dcl,
285                                   uint64_t interval);
286 void unregister_displaychangelistener(DisplayChangeListener *dcl);
287 
288 bool dpy_ui_info_supported(QemuConsole *con);
289 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
290 
291 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
292 void dpy_gfx_replace_surface(QemuConsole *con,
293                              DisplaySurface *surface);
294 void dpy_text_cursor(QemuConsole *con, int x, int y);
295 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
296 void dpy_text_resize(QemuConsole *con, int w, int h);
297 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
298 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
299 bool dpy_cursor_define_supported(QemuConsole *con);
300 bool dpy_gfx_check_format(QemuConsole *con,
301                           pixman_format_code_t format);
302 
303 void dpy_gl_scanout_disable(QemuConsole *con);
304 void dpy_gl_scanout_texture(QemuConsole *con,
305                             uint32_t backing_id, bool backing_y_0_top,
306                             uint32_t backing_width, uint32_t backing_height,
307                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
308 void dpy_gl_scanout_dmabuf(QemuConsole *con,
309                            QemuDmaBuf *dmabuf);
310 void dpy_gl_cursor_dmabuf(QemuConsole *con,
311                           QemuDmaBuf *dmabuf,
312                           uint32_t pos_x, uint32_t pos_y);
313 void dpy_gl_release_dmabuf(QemuConsole *con,
314                            QemuDmaBuf *dmabuf);
315 void dpy_gl_update(QemuConsole *con,
316                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
317 
318 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
319                                 QEMUGLParams *params);
320 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
321 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
322 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
323 
324 bool console_has_gl(QemuConsole *con);
325 bool console_has_gl_dmabuf(QemuConsole *con);
326 
327 static inline int surface_stride(DisplaySurface *s)
328 {
329     return pixman_image_get_stride(s->image);
330 }
331 
332 static inline void *surface_data(DisplaySurface *s)
333 {
334     return pixman_image_get_data(s->image);
335 }
336 
337 static inline int surface_width(DisplaySurface *s)
338 {
339     return pixman_image_get_width(s->image);
340 }
341 
342 static inline int surface_height(DisplaySurface *s)
343 {
344     return pixman_image_get_height(s->image);
345 }
346 
347 static inline int surface_bits_per_pixel(DisplaySurface *s)
348 {
349     int bits = PIXMAN_FORMAT_BPP(s->format);
350     return bits;
351 }
352 
353 static inline int surface_bytes_per_pixel(DisplaySurface *s)
354 {
355     int bits = PIXMAN_FORMAT_BPP(s->format);
356     return DIV_ROUND_UP(bits, 8);
357 }
358 
359 static inline pixman_format_code_t surface_format(DisplaySurface *s)
360 {
361     return s->format;
362 }
363 
364 typedef uint32_t console_ch_t;
365 
366 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
367 {
368     *dest = ch;
369 }
370 
371 typedef struct GraphicHwOps {
372     void (*invalidate)(void *opaque);
373     void (*gfx_update)(void *opaque);
374     void (*text_update)(void *opaque, console_ch_t *text);
375     void (*update_interval)(void *opaque, uint64_t interval);
376     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
377     void (*gl_block)(void *opaque, bool block);
378 } GraphicHwOps;
379 
380 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
381                                   const GraphicHwOps *ops,
382                                   void *opaque);
383 void graphic_console_set_hwops(QemuConsole *con,
384                                const GraphicHwOps *hw_ops,
385                                void *opaque);
386 
387 void graphic_hw_update(QemuConsole *con);
388 void graphic_hw_invalidate(QemuConsole *con);
389 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
390 void graphic_hw_gl_block(QemuConsole *con, bool block);
391 
392 void qemu_console_early_init(void);
393 
394 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
395 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
396 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
397                                                 uint32_t head, Error **errp);
398 bool qemu_console_is_visible(QemuConsole *con);
399 bool qemu_console_is_graphic(QemuConsole *con);
400 bool qemu_console_is_fixedsize(QemuConsole *con);
401 bool qemu_console_is_gl_blocked(QemuConsole *con);
402 char *qemu_console_get_label(QemuConsole *con);
403 int qemu_console_get_index(QemuConsole *con);
404 uint32_t qemu_console_get_head(QemuConsole *con);
405 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
406 int qemu_console_get_width(QemuConsole *con, int fallback);
407 int qemu_console_get_height(QemuConsole *con, int fallback);
408 /* Return the low-level window id for the console */
409 int qemu_console_get_window_id(QemuConsole *con);
410 /* Set the low-level window id for the console */
411 void qemu_console_set_window_id(QemuConsole *con, int window_id);
412 
413 void console_select(unsigned int index);
414 void qemu_console_resize(QemuConsole *con, int width, int height);
415 DisplaySurface *qemu_console_surface(QemuConsole *con);
416 
417 /* console-gl.c */
418 typedef struct ConsoleGLState ConsoleGLState;
419 #ifdef CONFIG_OPENGL
420 ConsoleGLState *console_gl_init_context(void);
421 void console_gl_fini_context(ConsoleGLState *gls);
422 bool console_gl_check_format(DisplayChangeListener *dcl,
423                              pixman_format_code_t format);
424 void surface_gl_create_texture(ConsoleGLState *gls,
425                                DisplaySurface *surface);
426 void surface_gl_update_texture(ConsoleGLState *gls,
427                                DisplaySurface *surface,
428                                int x, int y, int w, int h);
429 void surface_gl_render_texture(ConsoleGLState *gls,
430                                DisplaySurface *surface);
431 void surface_gl_destroy_texture(ConsoleGLState *gls,
432                                DisplaySurface *surface);
433 void surface_gl_setup_viewport(ConsoleGLState *gls,
434                                DisplaySurface *surface,
435                                int ww, int wh);
436 #endif
437 
438 /* sdl.c */
439 #ifdef CONFIG_SDL
440 void sdl_display_early_init(int opengl);
441 void sdl_display_init(DisplayState *ds, int full_screen, int no_frame);
442 #else
443 static inline void sdl_display_early_init(int opengl)
444 {
445     /* This must never be called if CONFIG_SDL is disabled */
446     error_report("SDL support is disabled");
447     abort();
448 }
449 static inline void sdl_display_init(DisplayState *ds, int full_screen,
450                                     int no_frame)
451 {
452     /* This must never be called if CONFIG_SDL is disabled */
453     error_report("SDL support is disabled");
454     abort();
455 }
456 #endif
457 
458 /* cocoa.m */
459 #ifdef CONFIG_COCOA
460 void cocoa_display_init(DisplayState *ds, int full_screen);
461 #else
462 static inline void cocoa_display_init(DisplayState *ds, int full_screen)
463 {
464     /* This must never be called if CONFIG_COCOA is disabled */
465     error_report("Cocoa support is disabled");
466     abort();
467 }
468 #endif
469 
470 /* vnc.c */
471 void vnc_display_init(const char *id);
472 void vnc_display_open(const char *id, Error **errp);
473 void vnc_display_add_client(const char *id, int csock, bool skipauth);
474 #ifdef CONFIG_VNC
475 int vnc_display_password(const char *id, const char *password);
476 int vnc_display_pw_expire(const char *id, time_t expires);
477 QemuOpts *vnc_parse(const char *str, Error **errp);
478 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
479 #else
480 static inline int vnc_display_password(const char *id, const char *password)
481 {
482     return -ENODEV;
483 }
484 static inline int vnc_display_pw_expire(const char *id, time_t expires)
485 {
486     return -ENODEV;
487 };
488 static inline QemuOpts *vnc_parse(const char *str, Error **errp)
489 {
490     error_setg(errp, "VNC support is disabled");
491     return NULL;
492 }
493 static inline int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp)
494 {
495     error_setg(errp, "VNC support is disabled");
496     return -1;
497 }
498 #endif
499 
500 /* curses.c */
501 #ifdef CONFIG_CURSES
502 void curses_display_init(DisplayState *ds, int full_screen);
503 #else
504 static inline void curses_display_init(DisplayState *ds, int full_screen)
505 {
506     /* This must never be called if CONFIG_CURSES is disabled */
507     error_report("curses support is disabled");
508     abort();
509 }
510 #endif
511 
512 /* input.c */
513 int index_from_key(const char *key, size_t key_length);
514 
515 /* gtk.c */
516 #ifdef CONFIG_GTK
517 void early_gtk_display_init(int opengl);
518 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover);
519 #else
520 static inline void gtk_display_init(DisplayState *ds, bool full_screen,
521                                     bool grab_on_hover)
522 {
523     /* This must never be called if CONFIG_GTK is disabled */
524     error_report("GTK support is disabled");
525     abort();
526 }
527 
528 static inline void early_gtk_display_init(int opengl)
529 {
530     /* This must never be called if CONFIG_GTK is disabled */
531     error_report("GTK support is disabled");
532     abort();
533 }
534 #endif
535 
536 /* egl-headless.c */
537 void egl_headless_init(void);
538 
539 #endif
540