xref: /openbmc/qemu/include/ui/console.h (revision 042cea27)
1 #ifndef CONSOLE_H
2 #define CONSOLE_H
3 
4 #include "ui/qemu-pixman.h"
5 #include "qom/object.h"
6 #include "qemu/notify.h"
7 #include "qemu/error-report.h"
8 
9 #ifdef CONFIG_OPENGL
10 # include <epoxy/gl.h>
11 # include "ui/shader.h"
12 #endif
13 
14 /* keyboard/mouse support */
15 
16 #define MOUSE_EVENT_LBUTTON 0x01
17 #define MOUSE_EVENT_RBUTTON 0x02
18 #define MOUSE_EVENT_MBUTTON 0x04
19 #define MOUSE_EVENT_WHEELUP 0x08
20 #define MOUSE_EVENT_WHEELDN 0x10
21 
22 /* identical to the ps/2 keyboard bits */
23 #define QEMU_SCROLL_LOCK_LED (1 << 0)
24 #define QEMU_NUM_LOCK_LED    (1 << 1)
25 #define QEMU_CAPS_LOCK_LED   (1 << 2)
26 
27 /* in ms */
28 #define GUI_REFRESH_INTERVAL_DEFAULT    30
29 #define GUI_REFRESH_INTERVAL_IDLE     3000
30 
31 /* Color number is match to standard vga palette */
32 enum qemu_color_names {
33     QEMU_COLOR_BLACK   = 0,
34     QEMU_COLOR_BLUE    = 1,
35     QEMU_COLOR_GREEN   = 2,
36     QEMU_COLOR_CYAN    = 3,
37     QEMU_COLOR_RED     = 4,
38     QEMU_COLOR_MAGENTA = 5,
39     QEMU_COLOR_YELLOW  = 6,
40     QEMU_COLOR_WHITE   = 7
41 };
42 /* Convert to curses char attributes */
43 #define ATTR2CHTYPE(c, fg, bg, bold) \
44     ((bold) << 21 | (bg) << 11 | (fg) << 8 | (c))
45 
46 typedef void QEMUPutKBDEvent(void *opaque, int keycode);
47 typedef void QEMUPutLEDEvent(void *opaque, int ledstate);
48 typedef void QEMUPutMouseEvent(void *opaque, int dx, int dy, int dz, int buttons_state);
49 
50 typedef struct QEMUPutMouseEntry QEMUPutMouseEntry;
51 typedef struct QEMUPutKbdEntry QEMUPutKbdEntry;
52 typedef struct QEMUPutLEDEntry QEMUPutLEDEntry;
53 
54 QEMUPutKbdEntry *qemu_add_kbd_event_handler(QEMUPutKBDEvent *func,
55                                             void *opaque);
56 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
57                                                 void *opaque, int absolute,
58                                                 const char *name);
59 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry);
60 void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry);
61 
62 QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func, void *opaque);
63 void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry);
64 
65 void kbd_put_ledstate(int ledstate);
66 
67 struct MouseTransformInfo {
68     /* Touchscreen resolution */
69     int x;
70     int y;
71     /* Calibration values as used/generated by tslib */
72     int a[7];
73 };
74 
75 void hmp_mouse_set(Monitor *mon, const QDict *qdict);
76 
77 /* keysym is a unicode code except for special keys (see QEMU_KEY_xxx
78    constants) */
79 #define QEMU_KEY_ESC1(c) ((c) | 0xe100)
80 #define QEMU_KEY_BACKSPACE  0x007f
81 #define QEMU_KEY_UP         QEMU_KEY_ESC1('A')
82 #define QEMU_KEY_DOWN       QEMU_KEY_ESC1('B')
83 #define QEMU_KEY_RIGHT      QEMU_KEY_ESC1('C')
84 #define QEMU_KEY_LEFT       QEMU_KEY_ESC1('D')
85 #define QEMU_KEY_HOME       QEMU_KEY_ESC1(1)
86 #define QEMU_KEY_END        QEMU_KEY_ESC1(4)
87 #define QEMU_KEY_PAGEUP     QEMU_KEY_ESC1(5)
88 #define QEMU_KEY_PAGEDOWN   QEMU_KEY_ESC1(6)
89 #define QEMU_KEY_DELETE     QEMU_KEY_ESC1(3)
90 
91 #define QEMU_KEY_CTRL_UP         0xe400
92 #define QEMU_KEY_CTRL_DOWN       0xe401
93 #define QEMU_KEY_CTRL_LEFT       0xe402
94 #define QEMU_KEY_CTRL_RIGHT      0xe403
95 #define QEMU_KEY_CTRL_HOME       0xe404
96 #define QEMU_KEY_CTRL_END        0xe405
97 #define QEMU_KEY_CTRL_PAGEUP     0xe406
98 #define QEMU_KEY_CTRL_PAGEDOWN   0xe407
99 
100 void kbd_put_keysym_console(QemuConsole *s, int keysym);
101 bool kbd_put_qcode_console(QemuConsole *s, int qcode);
102 void kbd_put_string_console(QemuConsole *s, const char *str, int len);
103 void kbd_put_keysym(int keysym);
104 
105 /* consoles */
106 
107 #define TYPE_QEMU_CONSOLE "qemu-console"
108 #define QEMU_CONSOLE(obj) \
109     OBJECT_CHECK(QemuConsole, (obj), TYPE_QEMU_CONSOLE)
110 #define QEMU_CONSOLE_GET_CLASS(obj) \
111     OBJECT_GET_CLASS(QemuConsoleClass, (obj), TYPE_QEMU_CONSOLE)
112 #define QEMU_CONSOLE_CLASS(klass) \
113     OBJECT_CLASS_CHECK(QemuConsoleClass, (klass), TYPE_QEMU_CONSOLE)
114 
115 typedef struct QemuConsoleClass QemuConsoleClass;
116 
117 struct QemuConsoleClass {
118     ObjectClass parent_class;
119 };
120 
121 #define QEMU_ALLOCATED_FLAG     0x01
122 
123 struct PixelFormat {
124     uint8_t bits_per_pixel;
125     uint8_t bytes_per_pixel;
126     uint8_t depth; /* color depth in bits */
127     uint32_t rmask, gmask, bmask, amask;
128     uint8_t rshift, gshift, bshift, ashift;
129     uint8_t rmax, gmax, bmax, amax;
130     uint8_t rbits, gbits, bbits, abits;
131 };
132 
133 struct DisplaySurface {
134     pixman_format_code_t format;
135     pixman_image_t *image;
136     uint8_t flags;
137 #ifdef CONFIG_OPENGL
138     GLenum glformat;
139     GLenum gltype;
140     GLuint texture;
141 #endif
142 };
143 
144 typedef struct QemuUIInfo {
145     /* geometry */
146     int       xoff;
147     int       yoff;
148     uint32_t  width;
149     uint32_t  height;
150 } QemuUIInfo;
151 
152 /* cursor data format is 32bit RGBA */
153 typedef struct QEMUCursor {
154     int                 width, height;
155     int                 hot_x, hot_y;
156     int                 refcount;
157     uint32_t            data[];
158 } QEMUCursor;
159 
160 QEMUCursor *cursor_alloc(int width, int height);
161 void cursor_get(QEMUCursor *c);
162 void cursor_put(QEMUCursor *c);
163 QEMUCursor *cursor_builtin_hidden(void);
164 QEMUCursor *cursor_builtin_left_ptr(void);
165 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
166 int cursor_get_mono_bpl(QEMUCursor *c);
167 void cursor_set_mono(QEMUCursor *c,
168                      uint32_t foreground, uint32_t background, uint8_t *image,
169                      int transparent, uint8_t *mask);
170 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
171 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
172 
173 typedef void *QEMUGLContext;
174 typedef struct QEMUGLParams QEMUGLParams;
175 
176 struct QEMUGLParams {
177     int major_ver;
178     int minor_ver;
179 };
180 
181 struct QemuDmaBuf {
182     int       fd;
183     uint32_t  width;
184     uint32_t  height;
185     uint32_t  stride;
186     uint32_t  fourcc;
187     uint32_t  texture;
188 };
189 
190 typedef struct DisplayChangeListenerOps {
191     const char *dpy_name;
192 
193     void (*dpy_refresh)(DisplayChangeListener *dcl);
194 
195     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
196                            int x, int y, int w, int h);
197     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
198                            struct DisplaySurface *new_surface);
199     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
200                                  pixman_format_code_t format);
201 
202     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
203                             int x, int y);
204     void (*dpy_text_resize)(DisplayChangeListener *dcl,
205                             int w, int h);
206     void (*dpy_text_update)(DisplayChangeListener *dcl,
207                             int x, int y, int w, int h);
208 
209     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
210                           int x, int y, int on);
211     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
212                               QEMUCursor *cursor);
213 
214     QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
215                                        QEMUGLParams *params);
216     void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
217                                QEMUGLContext ctx);
218     int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
219                                    QEMUGLContext ctx);
220     QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
221 
222     void (*dpy_gl_scanout_disable)(DisplayChangeListener *dcl);
223     void (*dpy_gl_scanout_texture)(DisplayChangeListener *dcl,
224                                    uint32_t backing_id,
225                                    bool backing_y_0_top,
226                                    uint32_t backing_width,
227                                    uint32_t backing_height,
228                                    uint32_t x, uint32_t y,
229                                    uint32_t w, uint32_t h);
230     void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
231                                   QemuDmaBuf *dmabuf);
232     void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
233                                  QemuDmaBuf *dmabuf, bool have_hot,
234                                  uint32_t hot_x, uint32_t hot_y);
235     void (*dpy_gl_cursor_position)(DisplayChangeListener *dcl,
236                                    uint32_t pos_x, uint32_t pos_y);
237     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
238                                   QemuDmaBuf *dmabuf);
239     void (*dpy_gl_update)(DisplayChangeListener *dcl,
240                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
241 
242 } DisplayChangeListenerOps;
243 
244 struct DisplayChangeListener {
245     uint64_t update_interval;
246     const DisplayChangeListenerOps *ops;
247     DisplayState *ds;
248     QemuConsole *con;
249 
250     QLIST_ENTRY(DisplayChangeListener) next;
251 };
252 
253 DisplayState *init_displaystate(void);
254 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
255                                                 pixman_format_code_t format,
256                                                 int linesize, uint8_t *data);
257 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
258 DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
259                                                     pixman_format_code_t format,
260                                                     int linesize,
261                                                     uint64_t addr);
262 PixelFormat qemu_default_pixelformat(int bpp);
263 
264 DisplaySurface *qemu_create_displaysurface(int width, int height);
265 void qemu_free_displaysurface(DisplaySurface *surface);
266 
267 static inline int is_surface_bgr(DisplaySurface *surface)
268 {
269     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
270         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
271         return 1;
272     } else {
273         return 0;
274     }
275 }
276 
277 static inline int is_buffer_shared(DisplaySurface *surface)
278 {
279     return !(surface->flags & QEMU_ALLOCATED_FLAG);
280 }
281 
282 void register_displaychangelistener(DisplayChangeListener *dcl);
283 void update_displaychangelistener(DisplayChangeListener *dcl,
284                                   uint64_t interval);
285 void unregister_displaychangelistener(DisplayChangeListener *dcl);
286 
287 bool dpy_ui_info_supported(QemuConsole *con);
288 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
289 
290 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
291 void dpy_gfx_replace_surface(QemuConsole *con,
292                              DisplaySurface *surface);
293 void dpy_text_cursor(QemuConsole *con, int x, int y);
294 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
295 void dpy_text_resize(QemuConsole *con, int w, int h);
296 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
297 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
298 bool dpy_cursor_define_supported(QemuConsole *con);
299 bool dpy_gfx_check_format(QemuConsole *con,
300                           pixman_format_code_t format);
301 
302 void dpy_gl_scanout_disable(QemuConsole *con);
303 void dpy_gl_scanout_texture(QemuConsole *con,
304                             uint32_t backing_id, bool backing_y_0_top,
305                             uint32_t backing_width, uint32_t backing_height,
306                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
307 void dpy_gl_scanout_dmabuf(QemuConsole *con,
308                            QemuDmaBuf *dmabuf);
309 void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
310                           bool have_hot, uint32_t hot_x, uint32_t hot_y);
311 void dpy_gl_cursor_position(QemuConsole *con,
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 #ifdef CONFIG_OPENGL
419 bool console_gl_check_format(DisplayChangeListener *dcl,
420                              pixman_format_code_t format);
421 void surface_gl_create_texture(QemuGLShader *gls,
422                                DisplaySurface *surface);
423 void surface_gl_update_texture(QemuGLShader *gls,
424                                DisplaySurface *surface,
425                                int x, int y, int w, int h);
426 void surface_gl_render_texture(QemuGLShader *gls,
427                                DisplaySurface *surface);
428 void surface_gl_destroy_texture(QemuGLShader *gls,
429                                DisplaySurface *surface);
430 void surface_gl_setup_viewport(QemuGLShader *gls,
431                                DisplaySurface *surface,
432                                int ww, int wh);
433 #endif
434 
435 /* sdl.c */
436 #ifdef CONFIG_SDL
437 void sdl_display_early_init(DisplayOptions *opts);
438 void sdl_display_init(DisplayState *ds, DisplayOptions *opts);
439 #else
440 static inline void sdl_display_early_init(DisplayOptions *opts)
441 {
442     /* This must never be called if CONFIG_SDL is disabled */
443     error_report("SDL support is disabled");
444     abort();
445 }
446 static inline void sdl_display_init(DisplayState *ds, DisplayOptions *opts)
447 {
448     /* This must never be called if CONFIG_SDL is disabled */
449     error_report("SDL support is disabled");
450     abort();
451 }
452 #endif
453 
454 /* cocoa.m */
455 #ifdef CONFIG_COCOA
456 void cocoa_display_init(DisplayState *ds, DisplayOptions *opts);
457 #else
458 static inline void cocoa_display_init(DisplayState *ds, DisplayOptions *opts)
459 {
460     /* This must never be called if CONFIG_COCOA is disabled */
461     error_report("Cocoa support is disabled");
462     abort();
463 }
464 #endif
465 
466 /* vnc.c */
467 void vnc_display_init(const char *id);
468 void vnc_display_open(const char *id, Error **errp);
469 void vnc_display_add_client(const char *id, int csock, bool skipauth);
470 int vnc_display_password(const char *id, const char *password);
471 int vnc_display_pw_expire(const char *id, time_t expires);
472 QemuOpts *vnc_parse(const char *str, Error **errp);
473 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
474 
475 /* curses.c */
476 #ifdef CONFIG_CURSES
477 void curses_display_init(DisplayState *ds, DisplayOptions *opts);
478 #else
479 static inline void curses_display_init(DisplayState *ds, DisplayOptions *opts)
480 {
481     /* This must never be called if CONFIG_CURSES is disabled */
482     error_report("curses support is disabled");
483     abort();
484 }
485 #endif
486 
487 /* input.c */
488 int index_from_key(const char *key, size_t key_length);
489 
490 /* gtk.c */
491 #ifdef CONFIG_GTK
492 void early_gtk_display_init(DisplayOptions *opts);
493 void gtk_display_init(DisplayState *ds, DisplayOptions *opts);
494 #else
495 static inline void gtk_display_init(DisplayState *ds, DisplayOptions *opts)
496 {
497     /* This must never be called if CONFIG_GTK is disabled */
498     error_report("GTK support is disabled");
499     abort();
500 }
501 
502 static inline void early_gtk_display_init(DisplayOptions *opts)
503 {
504     /* This must never be called if CONFIG_GTK is disabled */
505     error_report("GTK support is disabled");
506     abort();
507 }
508 #endif
509 
510 /* egl-headless.c */
511 void egl_headless_init(DisplayOptions *opts);
512 
513 #endif
514