xref: /openbmc/qemu/include/ui/console.h (revision a489d195)
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 #include "qapi/qapi-types-ui.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 typedef struct MouseTransformInfo {
69     /* Touchscreen resolution */
70     int x;
71     int y;
72     /* Calibration values as used/generated by tslib */
73     int a[7];
74 } MouseTransformInfo;
75 
76 void hmp_mouse_set(Monitor *mon, const QDict *qdict);
77 
78 /* keysym is a unicode code except for special keys (see QEMU_KEY_xxx
79    constants) */
80 #define QEMU_KEY_ESC1(c) ((c) | 0xe100)
81 #define QEMU_KEY_BACKSPACE  0x007f
82 #define QEMU_KEY_UP         QEMU_KEY_ESC1('A')
83 #define QEMU_KEY_DOWN       QEMU_KEY_ESC1('B')
84 #define QEMU_KEY_RIGHT      QEMU_KEY_ESC1('C')
85 #define QEMU_KEY_LEFT       QEMU_KEY_ESC1('D')
86 #define QEMU_KEY_HOME       QEMU_KEY_ESC1(1)
87 #define QEMU_KEY_END        QEMU_KEY_ESC1(4)
88 #define QEMU_KEY_PAGEUP     QEMU_KEY_ESC1(5)
89 #define QEMU_KEY_PAGEDOWN   QEMU_KEY_ESC1(6)
90 #define QEMU_KEY_DELETE     QEMU_KEY_ESC1(3)
91 
92 #define QEMU_KEY_CTRL_UP         0xe400
93 #define QEMU_KEY_CTRL_DOWN       0xe401
94 #define QEMU_KEY_CTRL_LEFT       0xe402
95 #define QEMU_KEY_CTRL_RIGHT      0xe403
96 #define QEMU_KEY_CTRL_HOME       0xe404
97 #define QEMU_KEY_CTRL_END        0xe405
98 #define QEMU_KEY_CTRL_PAGEUP     0xe406
99 #define QEMU_KEY_CTRL_PAGEDOWN   0xe407
100 
101 void kbd_put_keysym_console(QemuConsole *s, int keysym);
102 bool kbd_put_qcode_console(QemuConsole *s, int qcode, bool ctrl);
103 void kbd_put_string_console(QemuConsole *s, const char *str, int len);
104 void kbd_put_keysym(int keysym);
105 
106 /* consoles */
107 
108 #define TYPE_QEMU_CONSOLE "qemu-console"
109 OBJECT_DECLARE_TYPE(QemuConsole, QemuConsoleClass, QEMU_CONSOLE)
110 
111 
112 struct QemuConsoleClass {
113     ObjectClass parent_class;
114 };
115 
116 #define QEMU_ALLOCATED_FLAG     0x01
117 
118 typedef struct DisplaySurface {
119     pixman_format_code_t format;
120     pixman_image_t *image;
121     uint8_t flags;
122 #ifdef CONFIG_OPENGL
123     GLenum glformat;
124     GLenum gltype;
125     GLuint texture;
126 #endif
127 } DisplaySurface;
128 
129 typedef struct QemuUIInfo {
130     /* geometry */
131     int       xoff;
132     int       yoff;
133     uint32_t  width;
134     uint32_t  height;
135 } QemuUIInfo;
136 
137 /* cursor data format is 32bit RGBA */
138 typedef struct QEMUCursor {
139     int                 width, height;
140     int                 hot_x, hot_y;
141     int                 refcount;
142     uint32_t            data[];
143 } QEMUCursor;
144 
145 QEMUCursor *cursor_alloc(int width, int height);
146 void cursor_get(QEMUCursor *c);
147 void cursor_put(QEMUCursor *c);
148 QEMUCursor *cursor_builtin_hidden(void);
149 QEMUCursor *cursor_builtin_left_ptr(void);
150 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
151 int cursor_get_mono_bpl(QEMUCursor *c);
152 void cursor_set_mono(QEMUCursor *c,
153                      uint32_t foreground, uint32_t background, uint8_t *image,
154                      int transparent, uint8_t *mask);
155 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
156 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
157 
158 typedef void *QEMUGLContext;
159 typedef struct QEMUGLParams QEMUGLParams;
160 
161 struct QEMUGLParams {
162     int major_ver;
163     int minor_ver;
164 };
165 
166 typedef struct QemuDmaBuf {
167     int       fd;
168     uint32_t  width;
169     uint32_t  height;
170     uint32_t  stride;
171     uint32_t  fourcc;
172     uint64_t  modifier;
173     uint32_t  texture;
174     bool      y0_top;
175 } QemuDmaBuf;
176 
177 typedef struct DisplayState DisplayState;
178 
179 typedef struct DisplayChangeListenerOps {
180     const char *dpy_name;
181 
182     void (*dpy_refresh)(DisplayChangeListener *dcl);
183 
184     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
185                            int x, int y, int w, int h);
186     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
187                            struct DisplaySurface *new_surface);
188     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
189                                  pixman_format_code_t format);
190 
191     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
192                             int x, int y);
193     void (*dpy_text_resize)(DisplayChangeListener *dcl,
194                             int w, int h);
195     void (*dpy_text_update)(DisplayChangeListener *dcl,
196                             int x, int y, int w, int h);
197 
198     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
199                           int x, int y, int on);
200     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
201                               QEMUCursor *cursor);
202 
203     QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
204                                        QEMUGLParams *params);
205     void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
206                                QEMUGLContext ctx);
207     int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
208                                    QEMUGLContext ctx);
209     QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
210 
211     void (*dpy_gl_scanout_disable)(DisplayChangeListener *dcl);
212     void (*dpy_gl_scanout_texture)(DisplayChangeListener *dcl,
213                                    uint32_t backing_id,
214                                    bool backing_y_0_top,
215                                    uint32_t backing_width,
216                                    uint32_t backing_height,
217                                    uint32_t x, uint32_t y,
218                                    uint32_t w, uint32_t h);
219     void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
220                                   QemuDmaBuf *dmabuf);
221     void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
222                                  QemuDmaBuf *dmabuf, bool have_hot,
223                                  uint32_t hot_x, uint32_t hot_y);
224     void (*dpy_gl_cursor_position)(DisplayChangeListener *dcl,
225                                    uint32_t pos_x, uint32_t pos_y);
226     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
227                                   QemuDmaBuf *dmabuf);
228     void (*dpy_gl_update)(DisplayChangeListener *dcl,
229                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
230 
231 } DisplayChangeListenerOps;
232 
233 struct DisplayChangeListener {
234     uint64_t update_interval;
235     const DisplayChangeListenerOps *ops;
236     DisplayState *ds;
237     QemuConsole *con;
238 
239     QLIST_ENTRY(DisplayChangeListener) next;
240 };
241 
242 DisplayState *init_displaystate(void);
243 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
244                                                 pixman_format_code_t format,
245                                                 int linesize, uint8_t *data);
246 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
247 DisplaySurface *qemu_create_message_surface(int w, int h,
248                                             const char *msg);
249 PixelFormat qemu_default_pixelformat(int bpp);
250 
251 DisplaySurface *qemu_create_displaysurface(int width, int height);
252 void qemu_free_displaysurface(DisplaySurface *surface);
253 
254 static inline int is_surface_bgr(DisplaySurface *surface)
255 {
256     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
257         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
258         return 1;
259     } else {
260         return 0;
261     }
262 }
263 
264 static inline int is_buffer_shared(DisplaySurface *surface)
265 {
266     return !(surface->flags & QEMU_ALLOCATED_FLAG);
267 }
268 
269 void register_displaychangelistener(DisplayChangeListener *dcl);
270 void update_displaychangelistener(DisplayChangeListener *dcl,
271                                   uint64_t interval);
272 void unregister_displaychangelistener(DisplayChangeListener *dcl);
273 
274 bool dpy_ui_info_supported(QemuConsole *con);
275 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
276 
277 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
278 void dpy_gfx_update_full(QemuConsole *con);
279 void dpy_gfx_replace_surface(QemuConsole *con,
280                              DisplaySurface *surface);
281 void dpy_text_cursor(QemuConsole *con, int x, int y);
282 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
283 void dpy_text_resize(QemuConsole *con, int w, int h);
284 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
285 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
286 bool dpy_cursor_define_supported(QemuConsole *con);
287 bool dpy_gfx_check_format(QemuConsole *con,
288                           pixman_format_code_t format);
289 
290 void dpy_gl_scanout_disable(QemuConsole *con);
291 void dpy_gl_scanout_texture(QemuConsole *con,
292                             uint32_t backing_id, bool backing_y_0_top,
293                             uint32_t backing_width, uint32_t backing_height,
294                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
295 void dpy_gl_scanout_dmabuf(QemuConsole *con,
296                            QemuDmaBuf *dmabuf);
297 void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
298                           bool have_hot, uint32_t hot_x, uint32_t hot_y);
299 void dpy_gl_cursor_position(QemuConsole *con,
300                             uint32_t pos_x, uint32_t pos_y);
301 void dpy_gl_release_dmabuf(QemuConsole *con,
302                            QemuDmaBuf *dmabuf);
303 void dpy_gl_update(QemuConsole *con,
304                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
305 
306 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
307                                 QEMUGLParams *params);
308 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
309 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
310 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
311 
312 bool console_has_gl(QemuConsole *con);
313 bool console_has_gl_dmabuf(QemuConsole *con);
314 
315 static inline int surface_stride(DisplaySurface *s)
316 {
317     return pixman_image_get_stride(s->image);
318 }
319 
320 static inline void *surface_data(DisplaySurface *s)
321 {
322     return pixman_image_get_data(s->image);
323 }
324 
325 static inline int surface_width(DisplaySurface *s)
326 {
327     return pixman_image_get_width(s->image);
328 }
329 
330 static inline int surface_height(DisplaySurface *s)
331 {
332     return pixman_image_get_height(s->image);
333 }
334 
335 static inline int surface_bits_per_pixel(DisplaySurface *s)
336 {
337     int bits = PIXMAN_FORMAT_BPP(s->format);
338     return bits;
339 }
340 
341 static inline int surface_bytes_per_pixel(DisplaySurface *s)
342 {
343     int bits = PIXMAN_FORMAT_BPP(s->format);
344     return DIV_ROUND_UP(bits, 8);
345 }
346 
347 static inline pixman_format_code_t surface_format(DisplaySurface *s)
348 {
349     return s->format;
350 }
351 
352 typedef uint32_t console_ch_t;
353 
354 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
355 {
356     *dest = ch;
357 }
358 
359 typedef struct GraphicHwOps {
360     void (*invalidate)(void *opaque);
361     void (*gfx_update)(void *opaque);
362     bool gfx_update_async; /* if true, calls graphic_hw_update_done() */
363     void (*text_update)(void *opaque, console_ch_t *text);
364     void (*update_interval)(void *opaque, uint64_t interval);
365     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
366     void (*gl_block)(void *opaque, bool block);
367 } GraphicHwOps;
368 
369 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
370                                   const GraphicHwOps *ops,
371                                   void *opaque);
372 void graphic_console_set_hwops(QemuConsole *con,
373                                const GraphicHwOps *hw_ops,
374                                void *opaque);
375 void graphic_console_close(QemuConsole *con);
376 
377 void graphic_hw_update(QemuConsole *con);
378 void graphic_hw_update_done(QemuConsole *con);
379 void graphic_hw_invalidate(QemuConsole *con);
380 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
381 void graphic_hw_gl_block(QemuConsole *con, bool block);
382 
383 void qemu_console_early_init(void);
384 
385 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
386 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
387 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
388                                                 uint32_t head, Error **errp);
389 QemuConsole *qemu_console_lookup_unused(void);
390 bool qemu_console_is_visible(QemuConsole *con);
391 bool qemu_console_is_graphic(QemuConsole *con);
392 bool qemu_console_is_fixedsize(QemuConsole *con);
393 bool qemu_console_is_gl_blocked(QemuConsole *con);
394 char *qemu_console_get_label(QemuConsole *con);
395 int qemu_console_get_index(QemuConsole *con);
396 uint32_t qemu_console_get_head(QemuConsole *con);
397 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
398 int qemu_console_get_width(QemuConsole *con, int fallback);
399 int qemu_console_get_height(QemuConsole *con, int fallback);
400 /* Return the low-level window id for the console */
401 int qemu_console_get_window_id(QemuConsole *con);
402 /* Set the low-level window id for the console */
403 void qemu_console_set_window_id(QemuConsole *con, int window_id);
404 
405 void console_select(unsigned int index);
406 void qemu_console_resize(QemuConsole *con, int width, int height);
407 DisplaySurface *qemu_console_surface(QemuConsole *con);
408 
409 /* console-gl.c */
410 #ifdef CONFIG_OPENGL
411 bool console_gl_check_format(DisplayChangeListener *dcl,
412                              pixman_format_code_t format);
413 void surface_gl_create_texture(QemuGLShader *gls,
414                                DisplaySurface *surface);
415 void surface_gl_update_texture(QemuGLShader *gls,
416                                DisplaySurface *surface,
417                                int x, int y, int w, int h);
418 void surface_gl_render_texture(QemuGLShader *gls,
419                                DisplaySurface *surface);
420 void surface_gl_destroy_texture(QemuGLShader *gls,
421                                DisplaySurface *surface);
422 void surface_gl_setup_viewport(QemuGLShader *gls,
423                                DisplaySurface *surface,
424                                int ww, int wh);
425 #endif
426 
427 typedef struct QemuDisplay QemuDisplay;
428 
429 struct QemuDisplay {
430     DisplayType type;
431     void (*early_init)(DisplayOptions *opts);
432     void (*init)(DisplayState *ds, DisplayOptions *opts);
433 };
434 
435 void qemu_display_register(QemuDisplay *ui);
436 bool qemu_display_find_default(DisplayOptions *opts);
437 void qemu_display_early_init(DisplayOptions *opts);
438 void qemu_display_init(DisplayState *ds, DisplayOptions *opts);
439 void qemu_display_help(void);
440 
441 /* vnc.c */
442 void vnc_display_init(const char *id, Error **errp);
443 void vnc_display_open(const char *id, Error **errp);
444 void vnc_display_add_client(const char *id, int csock, bool skipauth);
445 int vnc_display_password(const char *id, const char *password);
446 int vnc_display_pw_expire(const char *id, time_t expires);
447 QemuOpts *vnc_parse(const char *str, Error **errp);
448 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
449 
450 /* input.c */
451 int index_from_key(const char *key, size_t key_length);
452 
453 #endif
454