xref: /openbmc/qemu/include/ui/console.h (revision 39324b49)
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 "qapi/qapi-types-ui.h"
8 #include "ui/input.h"
9 
10 #ifdef CONFIG_OPENGL
11 # include <epoxy/gl.h>
12 # include "ui/shader.h"
13 #endif
14 
15 /* keyboard/mouse support */
16 
17 #define MOUSE_EVENT_LBUTTON 0x01
18 #define MOUSE_EVENT_RBUTTON 0x02
19 #define MOUSE_EVENT_MBUTTON 0x04
20 #define MOUSE_EVENT_WHEELUP 0x08
21 #define MOUSE_EVENT_WHEELDN 0x10
22 
23 /* identical to the ps/2 keyboard bits */
24 #define QEMU_SCROLL_LOCK_LED (1 << 0)
25 #define QEMU_NUM_LOCK_LED    (1 << 1)
26 #define QEMU_CAPS_LOCK_LED   (1 << 2)
27 
28 /* in ms */
29 #define GUI_REFRESH_INTERVAL_DEFAULT    30
30 #define GUI_REFRESH_INTERVAL_IDLE     3000
31 
32 /* Color number is match to standard vga palette */
33 enum qemu_color_names {
34     QEMU_COLOR_BLACK   = 0,
35     QEMU_COLOR_BLUE    = 1,
36     QEMU_COLOR_GREEN   = 2,
37     QEMU_COLOR_CYAN    = 3,
38     QEMU_COLOR_RED     = 4,
39     QEMU_COLOR_MAGENTA = 5,
40     QEMU_COLOR_YELLOW  = 6,
41     QEMU_COLOR_WHITE   = 7
42 };
43 /* Convert to curses char attributes */
44 #define ATTR2CHTYPE(c, fg, bg, bold) \
45     ((bold) << 21 | (bg) << 11 | (fg) << 8 | (c))
46 
47 typedef void QEMUPutKBDEvent(void *opaque, int keycode);
48 typedef void QEMUPutLEDEvent(void *opaque, int ledstate);
49 typedef void QEMUPutMouseEvent(void *opaque, int dx, int dy, int dz, int buttons_state);
50 
51 typedef struct QEMUPutMouseEntry QEMUPutMouseEntry;
52 typedef struct QEMUPutKbdEntry QEMUPutKbdEntry;
53 typedef struct QEMUPutLEDEntry QEMUPutLEDEntry;
54 
55 QEMUPutKbdEntry *qemu_add_kbd_event_handler(QEMUPutKBDEvent *func,
56                                             void *opaque);
57 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
58                                                 void *opaque, int absolute,
59                                                 const char *name);
60 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry);
61 void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry);
62 
63 QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func, void *opaque);
64 void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry);
65 
66 void kbd_put_ledstate(int ledstate);
67 
68 bool qemu_mouse_set(int index, Error **errp);
69 
70 /* keysym is a unicode code except for special keys (see QEMU_KEY_xxx
71    constants) */
72 #define QEMU_KEY_ESC1(c) ((c) | 0xe100)
73 #define QEMU_KEY_TAB        0x0009
74 #define QEMU_KEY_BACKSPACE  0x007f
75 #define QEMU_KEY_UP         QEMU_KEY_ESC1('A')
76 #define QEMU_KEY_DOWN       QEMU_KEY_ESC1('B')
77 #define QEMU_KEY_RIGHT      QEMU_KEY_ESC1('C')
78 #define QEMU_KEY_LEFT       QEMU_KEY_ESC1('D')
79 #define QEMU_KEY_HOME       QEMU_KEY_ESC1(1)
80 #define QEMU_KEY_END        QEMU_KEY_ESC1(4)
81 #define QEMU_KEY_PAGEUP     QEMU_KEY_ESC1(5)
82 #define QEMU_KEY_PAGEDOWN   QEMU_KEY_ESC1(6)
83 #define QEMU_KEY_DELETE     QEMU_KEY_ESC1(3)
84 
85 #define QEMU_KEY_CTRL_UP         0xe400
86 #define QEMU_KEY_CTRL_DOWN       0xe401
87 #define QEMU_KEY_CTRL_LEFT       0xe402
88 #define QEMU_KEY_CTRL_RIGHT      0xe403
89 #define QEMU_KEY_CTRL_HOME       0xe404
90 #define QEMU_KEY_CTRL_END        0xe405
91 #define QEMU_KEY_CTRL_PAGEUP     0xe406
92 #define QEMU_KEY_CTRL_PAGEDOWN   0xe407
93 
94 void kbd_put_keysym_console(QemuConsole *s, int keysym);
95 bool kbd_put_qcode_console(QemuConsole *s, int qcode, bool ctrl);
96 void kbd_put_string_console(QemuConsole *s, const char *str, int len);
97 void kbd_put_keysym(int keysym);
98 
99 /* Touch devices */
100 typedef struct touch_slot {
101     int x;
102     int y;
103     int tracking_id;
104 } touch_slot;
105 
106 void console_handle_touch_event(QemuConsole *con,
107                                 struct touch_slot touch_slots[INPUT_EVENT_SLOTS_MAX],
108                                 uint64_t num_slot,
109                                 int width, int height,
110                                 double x, double y,
111                                 InputMultiTouchType type,
112                                 Error **errp);
113 /* consoles */
114 
115 #define TYPE_QEMU_CONSOLE "qemu-console"
116 OBJECT_DECLARE_TYPE(QemuConsole, QemuConsoleClass, QEMU_CONSOLE)
117 
118 
119 struct QemuConsoleClass {
120     ObjectClass parent_class;
121 };
122 
123 #define QEMU_ALLOCATED_FLAG     0x01
124 #define QEMU_PLACEHOLDER_FLAG   0x02
125 
126 typedef struct ScanoutTexture {
127     uint32_t backing_id;
128     bool backing_y_0_top;
129     uint32_t backing_width;
130     uint32_t backing_height;
131     uint32_t x;
132     uint32_t y;
133     uint32_t width;
134     uint32_t height;
135 } ScanoutTexture;
136 
137 typedef struct DisplaySurface {
138     pixman_format_code_t format;
139     pixman_image_t *image;
140     uint8_t flags;
141 #ifdef CONFIG_OPENGL
142     GLenum glformat;
143     GLenum gltype;
144     GLuint texture;
145 #endif
146 #ifdef WIN32
147     HANDLE handle;
148     uint32_t handle_offset;
149 #endif
150 } DisplaySurface;
151 
152 typedef struct QemuUIInfo {
153     /* physical dimension */
154     uint16_t width_mm;
155     uint16_t height_mm;
156     /* geometry */
157     int       xoff;
158     int       yoff;
159     uint32_t  width;
160     uint32_t  height;
161     uint32_t  refresh_rate;
162 } QemuUIInfo;
163 
164 /* cursor data format is 32bit RGBA */
165 typedef struct QEMUCursor {
166     uint16_t            width, height;
167     int                 hot_x, hot_y;
168     int                 refcount;
169     uint32_t            data[];
170 } QEMUCursor;
171 
172 QEMUCursor *cursor_alloc(uint16_t width, uint16_t height);
173 QEMUCursor *cursor_ref(QEMUCursor *c);
174 void cursor_unref(QEMUCursor *c);
175 QEMUCursor *cursor_builtin_hidden(void);
176 QEMUCursor *cursor_builtin_left_ptr(void);
177 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
178 int cursor_get_mono_bpl(QEMUCursor *c);
179 void cursor_set_mono(QEMUCursor *c,
180                      uint32_t foreground, uint32_t background, uint8_t *image,
181                      int transparent, uint8_t *mask);
182 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
183 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
184 
185 typedef void *QEMUGLContext;
186 typedef struct QEMUGLParams QEMUGLParams;
187 
188 struct QEMUGLParams {
189     int major_ver;
190     int minor_ver;
191 };
192 
193 typedef struct QemuDmaBuf {
194     int       fd;
195     uint32_t  width;
196     uint32_t  height;
197     uint32_t  stride;
198     uint32_t  fourcc;
199     uint64_t  modifier;
200     uint32_t  texture;
201     uint32_t  x;
202     uint32_t  y;
203     uint32_t  scanout_width;
204     uint32_t  scanout_height;
205     bool      y0_top;
206     void      *sync;
207     int       fence_fd;
208     bool      allow_fences;
209     bool      draw_submitted;
210 } QemuDmaBuf;
211 
212 enum display_scanout {
213     SCANOUT_NONE,
214     SCANOUT_SURFACE,
215     SCANOUT_TEXTURE,
216     SCANOUT_DMABUF,
217 };
218 
219 typedef struct DisplayScanout {
220     enum display_scanout kind;
221     union {
222         /* DisplaySurface *surface; is kept in QemuConsole */
223         ScanoutTexture texture;
224         QemuDmaBuf *dmabuf;
225     };
226 } DisplayScanout;
227 
228 typedef struct DisplayState DisplayState;
229 typedef struct DisplayGLCtx DisplayGLCtx;
230 
231 typedef struct DisplayChangeListenerOps {
232     const char *dpy_name;
233 
234     /* optional */
235     void (*dpy_refresh)(DisplayChangeListener *dcl);
236 
237     /* optional */
238     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
239                            int x, int y, int w, int h);
240     /* optional */
241     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
242                            struct DisplaySurface *new_surface);
243     /* optional */
244     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
245                                  pixman_format_code_t format);
246 
247     /* optional */
248     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
249                             int x, int y);
250     /* optional */
251     void (*dpy_text_resize)(DisplayChangeListener *dcl,
252                             int w, int h);
253     /* optional */
254     void (*dpy_text_update)(DisplayChangeListener *dcl,
255                             int x, int y, int w, int h);
256 
257     /* optional */
258     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
259                           int x, int y, int on);
260     /* optional */
261     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
262                               QEMUCursor *cursor);
263 
264     /* required if GL */
265     void (*dpy_gl_scanout_disable)(DisplayChangeListener *dcl);
266     /* required if GL */
267     void (*dpy_gl_scanout_texture)(DisplayChangeListener *dcl,
268                                    uint32_t backing_id,
269                                    bool backing_y_0_top,
270                                    uint32_t backing_width,
271                                    uint32_t backing_height,
272                                    uint32_t x, uint32_t y,
273                                    uint32_t w, uint32_t h);
274     /* optional (default to true if has dpy_gl_scanout_dmabuf) */
275     bool (*dpy_has_dmabuf)(DisplayChangeListener *dcl);
276     /* optional */
277     void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
278                                   QemuDmaBuf *dmabuf);
279     /* optional */
280     void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
281                                  QemuDmaBuf *dmabuf, bool have_hot,
282                                  uint32_t hot_x, uint32_t hot_y);
283     /* optional */
284     void (*dpy_gl_cursor_position)(DisplayChangeListener *dcl,
285                                    uint32_t pos_x, uint32_t pos_y);
286     /* optional */
287     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
288                                   QemuDmaBuf *dmabuf);
289     /* required if GL */
290     void (*dpy_gl_update)(DisplayChangeListener *dcl,
291                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
292 
293 } DisplayChangeListenerOps;
294 
295 struct DisplayChangeListener {
296     uint64_t update_interval;
297     const DisplayChangeListenerOps *ops;
298     DisplayState *ds;
299     QemuConsole *con;
300 
301     QLIST_ENTRY(DisplayChangeListener) next;
302 };
303 
304 typedef struct DisplayGLCtxOps {
305     bool (*dpy_gl_ctx_is_compatible_dcl)(DisplayGLCtx *dgc,
306                                          DisplayChangeListener *dcl);
307     QEMUGLContext (*dpy_gl_ctx_create)(DisplayGLCtx *dgc,
308                                        QEMUGLParams *params);
309     void (*dpy_gl_ctx_destroy)(DisplayGLCtx *dgc,
310                                QEMUGLContext ctx);
311     int (*dpy_gl_ctx_make_current)(DisplayGLCtx *dgc,
312                                    QEMUGLContext ctx);
313     void (*dpy_gl_ctx_create_texture)(DisplayGLCtx *dgc,
314                                       DisplaySurface *surface);
315     void (*dpy_gl_ctx_destroy_texture)(DisplayGLCtx *dgc,
316                                       DisplaySurface *surface);
317     void (*dpy_gl_ctx_update_texture)(DisplayGLCtx *dgc,
318                                       DisplaySurface *surface,
319                                       int x, int y, int w, int h);
320 } DisplayGLCtxOps;
321 
322 struct DisplayGLCtx {
323     const DisplayGLCtxOps *ops;
324 #ifdef CONFIG_OPENGL
325     QemuGLShader *gls; /* optional shared shader */
326 #endif
327 };
328 
329 DisplayState *init_displaystate(void);
330 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
331                                                 pixman_format_code_t format,
332                                                 int linesize, uint8_t *data);
333 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
334 DisplaySurface *qemu_create_placeholder_surface(int w, int h,
335                                                 const char *msg);
336 #ifdef WIN32
337 void qemu_displaysurface_win32_set_handle(DisplaySurface *surface,
338                                           HANDLE h, uint32_t offset);
339 #endif
340 PixelFormat qemu_default_pixelformat(int bpp);
341 
342 DisplaySurface *qemu_create_displaysurface(int width, int height);
343 void qemu_free_displaysurface(DisplaySurface *surface);
344 
345 static inline int is_buffer_shared(DisplaySurface *surface)
346 {
347     return !(surface->flags & QEMU_ALLOCATED_FLAG);
348 }
349 
350 static inline int is_placeholder(DisplaySurface *surface)
351 {
352     return surface->flags & QEMU_PLACEHOLDER_FLAG;
353 }
354 
355 void register_displaychangelistener(DisplayChangeListener *dcl);
356 void update_displaychangelistener(DisplayChangeListener *dcl,
357                                   uint64_t interval);
358 void unregister_displaychangelistener(DisplayChangeListener *dcl);
359 
360 bool dpy_ui_info_supported(QemuConsole *con);
361 const QemuUIInfo *dpy_get_ui_info(const QemuConsole *con);
362 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info, bool delay);
363 
364 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
365 void dpy_gfx_update_full(QemuConsole *con);
366 void dpy_gfx_replace_surface(QemuConsole *con,
367                              DisplaySurface *surface);
368 void dpy_text_cursor(QemuConsole *con, int x, int y);
369 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
370 void dpy_text_resize(QemuConsole *con, int w, int h);
371 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
372 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
373 bool dpy_cursor_define_supported(QemuConsole *con);
374 bool dpy_gfx_check_format(QemuConsole *con,
375                           pixman_format_code_t format);
376 
377 void dpy_gl_scanout_disable(QemuConsole *con);
378 void dpy_gl_scanout_texture(QemuConsole *con,
379                             uint32_t backing_id, bool backing_y_0_top,
380                             uint32_t backing_width, uint32_t backing_height,
381                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
382 void dpy_gl_scanout_dmabuf(QemuConsole *con,
383                            QemuDmaBuf *dmabuf);
384 void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
385                           bool have_hot, uint32_t hot_x, uint32_t hot_y);
386 void dpy_gl_cursor_position(QemuConsole *con,
387                             uint32_t pos_x, uint32_t pos_y);
388 void dpy_gl_release_dmabuf(QemuConsole *con,
389                            QemuDmaBuf *dmabuf);
390 void dpy_gl_update(QemuConsole *con,
391                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
392 
393 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
394                                 QEMUGLParams *params);
395 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
396 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
397 
398 bool console_has_gl(QemuConsole *con);
399 
400 static inline int surface_stride(DisplaySurface *s)
401 {
402     return pixman_image_get_stride(s->image);
403 }
404 
405 static inline void *surface_data(DisplaySurface *s)
406 {
407     return pixman_image_get_data(s->image);
408 }
409 
410 static inline int surface_width(DisplaySurface *s)
411 {
412     return pixman_image_get_width(s->image);
413 }
414 
415 static inline int surface_height(DisplaySurface *s)
416 {
417     return pixman_image_get_height(s->image);
418 }
419 
420 static inline int surface_bits_per_pixel(DisplaySurface *s)
421 {
422     int bits = PIXMAN_FORMAT_BPP(s->format);
423     return bits;
424 }
425 
426 static inline int surface_bytes_per_pixel(DisplaySurface *s)
427 {
428     int bits = PIXMAN_FORMAT_BPP(s->format);
429     return DIV_ROUND_UP(bits, 8);
430 }
431 
432 static inline pixman_format_code_t surface_format(DisplaySurface *s)
433 {
434     return s->format;
435 }
436 
437 typedef uint32_t console_ch_t;
438 
439 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
440 {
441     *dest = ch;
442 }
443 
444 enum {
445     GRAPHIC_FLAGS_NONE     = 0,
446     /* require a console/display with GL callbacks */
447     GRAPHIC_FLAGS_GL       = 1 << 0,
448     /* require a console/display with DMABUF import */
449     GRAPHIC_FLAGS_DMABUF   = 1 << 1,
450 };
451 
452 typedef struct GraphicHwOps {
453     int (*get_flags)(void *opaque); /* optional, default 0 */
454     void (*invalidate)(void *opaque);
455     void (*gfx_update)(void *opaque);
456     bool gfx_update_async; /* if true, calls graphic_hw_update_done() */
457     void (*text_update)(void *opaque, console_ch_t *text);
458     void (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
459     void (*gl_block)(void *opaque, bool block);
460 } GraphicHwOps;
461 
462 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
463                                   const GraphicHwOps *ops,
464                                   void *opaque);
465 void graphic_console_set_hwops(QemuConsole *con,
466                                const GraphicHwOps *hw_ops,
467                                void *opaque);
468 void graphic_console_close(QemuConsole *con);
469 
470 void graphic_hw_update(QemuConsole *con);
471 void graphic_hw_update_done(QemuConsole *con);
472 void graphic_hw_invalidate(QemuConsole *con);
473 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
474 void graphic_hw_gl_block(QemuConsole *con, bool block);
475 
476 void qemu_console_early_init(void);
477 
478 void qemu_console_set_display_gl_ctx(QemuConsole *con, DisplayGLCtx *ctx);
479 
480 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
481 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
482 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
483                                                 uint32_t head, Error **errp);
484 QemuConsole *qemu_console_lookup_unused(void);
485 QEMUCursor *qemu_console_get_cursor(QemuConsole *con);
486 bool qemu_console_is_visible(QemuConsole *con);
487 bool qemu_console_is_graphic(QemuConsole *con);
488 bool qemu_console_is_fixedsize(QemuConsole *con);
489 bool qemu_console_is_gl_blocked(QemuConsole *con);
490 bool qemu_console_is_multihead(DeviceState *dev);
491 char *qemu_console_get_label(QemuConsole *con);
492 int qemu_console_get_index(QemuConsole *con);
493 uint32_t qemu_console_get_head(QemuConsole *con);
494 int qemu_console_get_width(QemuConsole *con, int fallback);
495 int qemu_console_get_height(QemuConsole *con, int fallback);
496 /* Return the low-level window id for the console */
497 int qemu_console_get_window_id(QemuConsole *con);
498 /* Set the low-level window id for the console */
499 void qemu_console_set_window_id(QemuConsole *con, int window_id);
500 
501 void console_select(unsigned int index);
502 void qemu_console_resize(QemuConsole *con, int width, int height);
503 DisplaySurface *qemu_console_surface(QemuConsole *con);
504 
505 /* console-gl.c */
506 #ifdef CONFIG_OPENGL
507 bool console_gl_check_format(DisplayChangeListener *dcl,
508                              pixman_format_code_t format);
509 void surface_gl_create_texture(QemuGLShader *gls,
510                                DisplaySurface *surface);
511 void surface_gl_update_texture(QemuGLShader *gls,
512                                DisplaySurface *surface,
513                                int x, int y, int w, int h);
514 void surface_gl_render_texture(QemuGLShader *gls,
515                                DisplaySurface *surface);
516 void surface_gl_destroy_texture(QemuGLShader *gls,
517                                DisplaySurface *surface);
518 void surface_gl_setup_viewport(QemuGLShader *gls,
519                                DisplaySurface *surface,
520                                int ww, int wh);
521 #endif
522 
523 typedef struct QemuDisplay QemuDisplay;
524 
525 struct QemuDisplay {
526     DisplayType type;
527     void (*early_init)(DisplayOptions *opts);
528     void (*init)(DisplayState *ds, DisplayOptions *opts);
529 };
530 
531 void qemu_display_register(QemuDisplay *ui);
532 bool qemu_display_find_default(DisplayOptions *opts);
533 void qemu_display_early_init(DisplayOptions *opts);
534 void qemu_display_init(DisplayState *ds, DisplayOptions *opts);
535 void qemu_display_help(void);
536 
537 /* vnc.c */
538 void vnc_display_init(const char *id, Error **errp);
539 void vnc_display_open(const char *id, Error **errp);
540 void vnc_display_add_client(const char *id, int csock, bool skipauth);
541 int vnc_display_password(const char *id, const char *password);
542 int vnc_display_pw_expire(const char *id, time_t expires);
543 void vnc_parse(const char *str);
544 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
545 bool vnc_display_reload_certs(const char *id,  Error **errp);
546 bool vnc_display_update(DisplayUpdateOptionsVNC *arg, Error **errp);
547 
548 /* input.c */
549 int index_from_key(const char *key, size_t key_length);
550 
551 #ifdef CONFIG_LINUX
552 /* udmabuf.c */
553 int udmabuf_fd(void);
554 #endif
555 
556 /* util.c */
557 bool qemu_console_fill_device_address(QemuConsole *con,
558                                       char *device_address,
559                                       size_t size,
560                                       Error **errp);
561 
562 #endif
563