xref: /openbmc/qemu/include/ui/console.h (revision 922a01a013d2270682a188258cbccacfecf8129c)
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,
234                                  uint32_t pos_x, uint32_t pos_y);
235     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
236                                   QemuDmaBuf *dmabuf);
237     void (*dpy_gl_update)(DisplayChangeListener *dcl,
238                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
239 
240 } DisplayChangeListenerOps;
241 
242 struct DisplayChangeListener {
243     uint64_t update_interval;
244     const DisplayChangeListenerOps *ops;
245     DisplayState *ds;
246     QemuConsole *con;
247 
248     QLIST_ENTRY(DisplayChangeListener) next;
249 };
250 
251 DisplayState *init_displaystate(void);
252 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
253                                                 pixman_format_code_t format,
254                                                 int linesize, uint8_t *data);
255 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
256 DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
257                                                     pixman_format_code_t format,
258                                                     int linesize,
259                                                     uint64_t addr);
260 PixelFormat qemu_default_pixelformat(int bpp);
261 
262 DisplaySurface *qemu_create_displaysurface(int width, int height);
263 void qemu_free_displaysurface(DisplaySurface *surface);
264 
265 static inline int is_surface_bgr(DisplaySurface *surface)
266 {
267     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
268         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
269         return 1;
270     } else {
271         return 0;
272     }
273 }
274 
275 static inline int is_buffer_shared(DisplaySurface *surface)
276 {
277     return !(surface->flags & QEMU_ALLOCATED_FLAG);
278 }
279 
280 void register_displaychangelistener(DisplayChangeListener *dcl);
281 void update_displaychangelistener(DisplayChangeListener *dcl,
282                                   uint64_t interval);
283 void unregister_displaychangelistener(DisplayChangeListener *dcl);
284 
285 bool dpy_ui_info_supported(QemuConsole *con);
286 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
287 
288 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
289 void dpy_gfx_replace_surface(QemuConsole *con,
290                              DisplaySurface *surface);
291 void dpy_text_cursor(QemuConsole *con, int x, int y);
292 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
293 void dpy_text_resize(QemuConsole *con, int w, int h);
294 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
295 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
296 bool dpy_cursor_define_supported(QemuConsole *con);
297 bool dpy_gfx_check_format(QemuConsole *con,
298                           pixman_format_code_t format);
299 
300 void dpy_gl_scanout_disable(QemuConsole *con);
301 void dpy_gl_scanout_texture(QemuConsole *con,
302                             uint32_t backing_id, bool backing_y_0_top,
303                             uint32_t backing_width, uint32_t backing_height,
304                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
305 void dpy_gl_scanout_dmabuf(QemuConsole *con,
306                            QemuDmaBuf *dmabuf);
307 void dpy_gl_cursor_dmabuf(QemuConsole *con,
308                           QemuDmaBuf *dmabuf,
309                           uint32_t pos_x, uint32_t pos_y);
310 void dpy_gl_release_dmabuf(QemuConsole *con,
311                            QemuDmaBuf *dmabuf);
312 void dpy_gl_update(QemuConsole *con,
313                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
314 
315 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
316                                 QEMUGLParams *params);
317 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
318 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
319 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
320 
321 bool console_has_gl(QemuConsole *con);
322 bool console_has_gl_dmabuf(QemuConsole *con);
323 
324 static inline int surface_stride(DisplaySurface *s)
325 {
326     return pixman_image_get_stride(s->image);
327 }
328 
329 static inline void *surface_data(DisplaySurface *s)
330 {
331     return pixman_image_get_data(s->image);
332 }
333 
334 static inline int surface_width(DisplaySurface *s)
335 {
336     return pixman_image_get_width(s->image);
337 }
338 
339 static inline int surface_height(DisplaySurface *s)
340 {
341     return pixman_image_get_height(s->image);
342 }
343 
344 static inline int surface_bits_per_pixel(DisplaySurface *s)
345 {
346     int bits = PIXMAN_FORMAT_BPP(s->format);
347     return bits;
348 }
349 
350 static inline int surface_bytes_per_pixel(DisplaySurface *s)
351 {
352     int bits = PIXMAN_FORMAT_BPP(s->format);
353     return DIV_ROUND_UP(bits, 8);
354 }
355 
356 static inline pixman_format_code_t surface_format(DisplaySurface *s)
357 {
358     return s->format;
359 }
360 
361 typedef uint32_t console_ch_t;
362 
363 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
364 {
365     *dest = ch;
366 }
367 
368 typedef struct GraphicHwOps {
369     void (*invalidate)(void *opaque);
370     void (*gfx_update)(void *opaque);
371     void (*text_update)(void *opaque, console_ch_t *text);
372     void (*update_interval)(void *opaque, uint64_t interval);
373     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
374     void (*gl_block)(void *opaque, bool block);
375 } GraphicHwOps;
376 
377 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
378                                   const GraphicHwOps *ops,
379                                   void *opaque);
380 void graphic_console_set_hwops(QemuConsole *con,
381                                const GraphicHwOps *hw_ops,
382                                void *opaque);
383 
384 void graphic_hw_update(QemuConsole *con);
385 void graphic_hw_invalidate(QemuConsole *con);
386 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
387 void graphic_hw_gl_block(QemuConsole *con, bool block);
388 
389 void qemu_console_early_init(void);
390 
391 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
392 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
393 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
394                                                 uint32_t head, Error **errp);
395 bool qemu_console_is_visible(QemuConsole *con);
396 bool qemu_console_is_graphic(QemuConsole *con);
397 bool qemu_console_is_fixedsize(QemuConsole *con);
398 bool qemu_console_is_gl_blocked(QemuConsole *con);
399 char *qemu_console_get_label(QemuConsole *con);
400 int qemu_console_get_index(QemuConsole *con);
401 uint32_t qemu_console_get_head(QemuConsole *con);
402 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
403 int qemu_console_get_width(QemuConsole *con, int fallback);
404 int qemu_console_get_height(QemuConsole *con, int fallback);
405 /* Return the low-level window id for the console */
406 int qemu_console_get_window_id(QemuConsole *con);
407 /* Set the low-level window id for the console */
408 void qemu_console_set_window_id(QemuConsole *con, int window_id);
409 
410 void console_select(unsigned int index);
411 void qemu_console_resize(QemuConsole *con, int width, int height);
412 DisplaySurface *qemu_console_surface(QemuConsole *con);
413 
414 /* console-gl.c */
415 #ifdef CONFIG_OPENGL
416 bool console_gl_check_format(DisplayChangeListener *dcl,
417                              pixman_format_code_t format);
418 void surface_gl_create_texture(QemuGLShader *gls,
419                                DisplaySurface *surface);
420 void surface_gl_update_texture(QemuGLShader *gls,
421                                DisplaySurface *surface,
422                                int x, int y, int w, int h);
423 void surface_gl_render_texture(QemuGLShader *gls,
424                                DisplaySurface *surface);
425 void surface_gl_destroy_texture(QemuGLShader *gls,
426                                DisplaySurface *surface);
427 void surface_gl_setup_viewport(QemuGLShader *gls,
428                                DisplaySurface *surface,
429                                int ww, int wh);
430 #endif
431 
432 /* sdl.c */
433 #ifdef CONFIG_SDL
434 void sdl_display_early_init(int opengl);
435 void sdl_display_init(DisplayState *ds, int full_screen);
436 #else
437 static inline void sdl_display_early_init(int opengl)
438 {
439     /* This must never be called if CONFIG_SDL is disabled */
440     error_report("SDL support is disabled");
441     abort();
442 }
443 static inline void sdl_display_init(DisplayState *ds, int full_screen)
444 {
445     /* This must never be called if CONFIG_SDL is disabled */
446     error_report("SDL support is disabled");
447     abort();
448 }
449 #endif
450 
451 /* cocoa.m */
452 #ifdef CONFIG_COCOA
453 void cocoa_display_init(DisplayState *ds, int full_screen);
454 #else
455 static inline void cocoa_display_init(DisplayState *ds, int full_screen)
456 {
457     /* This must never be called if CONFIG_COCOA is disabled */
458     error_report("Cocoa support is disabled");
459     abort();
460 }
461 #endif
462 
463 /* vnc.c */
464 void vnc_display_init(const char *id);
465 void vnc_display_open(const char *id, Error **errp);
466 void vnc_display_add_client(const char *id, int csock, bool skipauth);
467 int vnc_display_password(const char *id, const char *password);
468 int vnc_display_pw_expire(const char *id, time_t expires);
469 QemuOpts *vnc_parse(const char *str, Error **errp);
470 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
471 
472 /* curses.c */
473 #ifdef CONFIG_CURSES
474 void curses_display_init(DisplayState *ds, int full_screen);
475 #else
476 static inline void curses_display_init(DisplayState *ds, int full_screen)
477 {
478     /* This must never be called if CONFIG_CURSES is disabled */
479     error_report("curses support is disabled");
480     abort();
481 }
482 #endif
483 
484 /* input.c */
485 int index_from_key(const char *key, size_t key_length);
486 
487 /* gtk.c */
488 #ifdef CONFIG_GTK
489 void early_gtk_display_init(int opengl);
490 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover);
491 #else
492 static inline void gtk_display_init(DisplayState *ds, bool full_screen,
493                                     bool grab_on_hover)
494 {
495     /* This must never be called if CONFIG_GTK is disabled */
496     error_report("GTK support is disabled");
497     abort();
498 }
499 
500 static inline void early_gtk_display_init(int opengl)
501 {
502     /* This must never be called if CONFIG_GTK is disabled */
503     error_report("GTK support is disabled");
504     abort();
505 }
506 #endif
507 
508 /* egl-headless.c */
509 void egl_headless_init(void);
510 
511 #endif
512