xref: /openbmc/qemu/include/ui/console.h (revision 37677d7d)
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 #define QEMU_CONSOLE(obj) \
110     OBJECT_CHECK(QemuConsole, (obj), TYPE_QEMU_CONSOLE)
111 #define QEMU_CONSOLE_GET_CLASS(obj) \
112     OBJECT_GET_CLASS(QemuConsoleClass, (obj), TYPE_QEMU_CONSOLE)
113 #define QEMU_CONSOLE_CLASS(klass) \
114     OBJECT_CLASS_CHECK(QemuConsoleClass, (klass), TYPE_QEMU_CONSOLE)
115 
116 typedef struct QemuConsoleClass QemuConsoleClass;
117 
118 struct QemuConsoleClass {
119     ObjectClass parent_class;
120 };
121 
122 #define QEMU_ALLOCATED_FLAG     0x01
123 
124 typedef struct DisplaySurface {
125     pixman_format_code_t format;
126     pixman_image_t *image;
127     uint8_t flags;
128 #ifdef CONFIG_OPENGL
129     GLenum glformat;
130     GLenum gltype;
131     GLuint texture;
132 #endif
133 } DisplaySurface;
134 
135 typedef struct QemuUIInfo {
136     /* geometry */
137     int       xoff;
138     int       yoff;
139     uint32_t  width;
140     uint32_t  height;
141 } QemuUIInfo;
142 
143 /* cursor data format is 32bit RGBA */
144 typedef struct QEMUCursor {
145     int                 width, height;
146     int                 hot_x, hot_y;
147     int                 refcount;
148     uint32_t            data[];
149 } QEMUCursor;
150 
151 QEMUCursor *cursor_alloc(int width, int height);
152 void cursor_get(QEMUCursor *c);
153 void cursor_put(QEMUCursor *c);
154 QEMUCursor *cursor_builtin_hidden(void);
155 QEMUCursor *cursor_builtin_left_ptr(void);
156 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
157 int cursor_get_mono_bpl(QEMUCursor *c);
158 void cursor_set_mono(QEMUCursor *c,
159                      uint32_t foreground, uint32_t background, uint8_t *image,
160                      int transparent, uint8_t *mask);
161 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
162 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
163 
164 typedef void *QEMUGLContext;
165 typedef struct QEMUGLParams QEMUGLParams;
166 
167 struct QEMUGLParams {
168     int major_ver;
169     int minor_ver;
170 };
171 
172 typedef struct QemuDmaBuf {
173     int       fd;
174     uint32_t  width;
175     uint32_t  height;
176     uint32_t  stride;
177     uint32_t  fourcc;
178     uint64_t  modifier;
179     uint32_t  texture;
180     bool      y0_top;
181 } QemuDmaBuf;
182 
183 typedef struct DisplayState DisplayState;
184 
185 typedef struct DisplayChangeListenerOps {
186     const char *dpy_name;
187 
188     void (*dpy_refresh)(DisplayChangeListener *dcl);
189 
190     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
191                            int x, int y, int w, int h);
192     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
193                            struct DisplaySurface *new_surface);
194     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
195                                  pixman_format_code_t format);
196 
197     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
198                             int x, int y);
199     void (*dpy_text_resize)(DisplayChangeListener *dcl,
200                             int w, int h);
201     void (*dpy_text_update)(DisplayChangeListener *dcl,
202                             int x, int y, int w, int h);
203 
204     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
205                           int x, int y, int on);
206     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
207                               QEMUCursor *cursor);
208 
209     QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
210                                        QEMUGLParams *params);
211     void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
212                                QEMUGLContext ctx);
213     int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
214                                    QEMUGLContext ctx);
215     QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
216 
217     void (*dpy_gl_scanout_disable)(DisplayChangeListener *dcl);
218     void (*dpy_gl_scanout_texture)(DisplayChangeListener *dcl,
219                                    uint32_t backing_id,
220                                    bool backing_y_0_top,
221                                    uint32_t backing_width,
222                                    uint32_t backing_height,
223                                    uint32_t x, uint32_t y,
224                                    uint32_t w, uint32_t h);
225     void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
226                                   QemuDmaBuf *dmabuf);
227     void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
228                                  QemuDmaBuf *dmabuf, bool have_hot,
229                                  uint32_t hot_x, uint32_t hot_y);
230     void (*dpy_gl_cursor_position)(DisplayChangeListener *dcl,
231                                    uint32_t pos_x, uint32_t pos_y);
232     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
233                                   QemuDmaBuf *dmabuf);
234     void (*dpy_gl_update)(DisplayChangeListener *dcl,
235                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
236 
237 } DisplayChangeListenerOps;
238 
239 struct DisplayChangeListener {
240     uint64_t update_interval;
241     const DisplayChangeListenerOps *ops;
242     DisplayState *ds;
243     QemuConsole *con;
244 
245     QLIST_ENTRY(DisplayChangeListener) next;
246 };
247 
248 DisplayState *init_displaystate(void);
249 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
250                                                 pixman_format_code_t format,
251                                                 int linesize, uint8_t *data);
252 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
253 DisplaySurface *qemu_create_message_surface(int w, int h,
254                                             const char *msg);
255 PixelFormat qemu_default_pixelformat(int bpp);
256 
257 DisplaySurface *qemu_create_displaysurface(int width, int height);
258 void qemu_free_displaysurface(DisplaySurface *surface);
259 
260 static inline int is_surface_bgr(DisplaySurface *surface)
261 {
262     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
263         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
264         return 1;
265     } else {
266         return 0;
267     }
268 }
269 
270 static inline int is_buffer_shared(DisplaySurface *surface)
271 {
272     return !(surface->flags & QEMU_ALLOCATED_FLAG);
273 }
274 
275 void register_displaychangelistener(DisplayChangeListener *dcl);
276 void update_displaychangelistener(DisplayChangeListener *dcl,
277                                   uint64_t interval);
278 void unregister_displaychangelistener(DisplayChangeListener *dcl);
279 
280 bool dpy_ui_info_supported(QemuConsole *con);
281 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
282 
283 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
284 void dpy_gfx_update_full(QemuConsole *con);
285 void dpy_gfx_replace_surface(QemuConsole *con,
286                              DisplaySurface *surface);
287 void dpy_text_cursor(QemuConsole *con, int x, int y);
288 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
289 void dpy_text_resize(QemuConsole *con, int w, int h);
290 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
291 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
292 bool dpy_cursor_define_supported(QemuConsole *con);
293 bool dpy_gfx_check_format(QemuConsole *con,
294                           pixman_format_code_t format);
295 
296 void dpy_gl_scanout_disable(QemuConsole *con);
297 void dpy_gl_scanout_texture(QemuConsole *con,
298                             uint32_t backing_id, bool backing_y_0_top,
299                             uint32_t backing_width, uint32_t backing_height,
300                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
301 void dpy_gl_scanout_dmabuf(QemuConsole *con,
302                            QemuDmaBuf *dmabuf);
303 void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
304                           bool have_hot, uint32_t hot_x, uint32_t hot_y);
305 void dpy_gl_cursor_position(QemuConsole *con,
306                             uint32_t pos_x, uint32_t pos_y);
307 void dpy_gl_release_dmabuf(QemuConsole *con,
308                            QemuDmaBuf *dmabuf);
309 void dpy_gl_update(QemuConsole *con,
310                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
311 
312 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
313                                 QEMUGLParams *params);
314 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
315 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
316 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
317 
318 bool console_has_gl(QemuConsole *con);
319 bool console_has_gl_dmabuf(QemuConsole *con);
320 
321 static inline int surface_stride(DisplaySurface *s)
322 {
323     return pixman_image_get_stride(s->image);
324 }
325 
326 static inline void *surface_data(DisplaySurface *s)
327 {
328     return pixman_image_get_data(s->image);
329 }
330 
331 static inline int surface_width(DisplaySurface *s)
332 {
333     return pixman_image_get_width(s->image);
334 }
335 
336 static inline int surface_height(DisplaySurface *s)
337 {
338     return pixman_image_get_height(s->image);
339 }
340 
341 static inline int surface_bits_per_pixel(DisplaySurface *s)
342 {
343     int bits = PIXMAN_FORMAT_BPP(s->format);
344     return bits;
345 }
346 
347 static inline int surface_bytes_per_pixel(DisplaySurface *s)
348 {
349     int bits = PIXMAN_FORMAT_BPP(s->format);
350     return DIV_ROUND_UP(bits, 8);
351 }
352 
353 static inline pixman_format_code_t surface_format(DisplaySurface *s)
354 {
355     return s->format;
356 }
357 
358 typedef uint32_t console_ch_t;
359 
360 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
361 {
362     *dest = ch;
363 }
364 
365 typedef struct GraphicHwOps {
366     void (*invalidate)(void *opaque);
367     void (*gfx_update)(void *opaque);
368     void (*text_update)(void *opaque, console_ch_t *text);
369     void (*update_interval)(void *opaque, uint64_t interval);
370     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
371     void (*gl_block)(void *opaque, bool block);
372 } GraphicHwOps;
373 
374 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
375                                   const GraphicHwOps *ops,
376                                   void *opaque);
377 void graphic_console_set_hwops(QemuConsole *con,
378                                const GraphicHwOps *hw_ops,
379                                void *opaque);
380 void graphic_console_close(QemuConsole *con);
381 
382 void graphic_hw_update(QemuConsole *con);
383 void graphic_hw_invalidate(QemuConsole *con);
384 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
385 void graphic_hw_gl_block(QemuConsole *con, bool block);
386 
387 void qemu_console_early_init(void);
388 
389 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
390 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
391 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
392                                                 uint32_t head, Error **errp);
393 QemuConsole *qemu_console_lookup_unused(void);
394 bool qemu_console_is_visible(QemuConsole *con);
395 bool qemu_console_is_graphic(QemuConsole *con);
396 bool qemu_console_is_fixedsize(QemuConsole *con);
397 bool qemu_console_is_gl_blocked(QemuConsole *con);
398 char *qemu_console_get_label(QemuConsole *con);
399 int qemu_console_get_index(QemuConsole *con);
400 uint32_t qemu_console_get_head(QemuConsole *con);
401 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
402 int qemu_console_get_width(QemuConsole *con, int fallback);
403 int qemu_console_get_height(QemuConsole *con, int fallback);
404 /* Return the low-level window id for the console */
405 int qemu_console_get_window_id(QemuConsole *con);
406 /* Set the low-level window id for the console */
407 void qemu_console_set_window_id(QemuConsole *con, int window_id);
408 
409 void console_select(unsigned int index);
410 void qemu_console_resize(QemuConsole *con, int width, int height);
411 DisplaySurface *qemu_console_surface(QemuConsole *con);
412 
413 /* console-gl.c */
414 #ifdef CONFIG_OPENGL
415 bool console_gl_check_format(DisplayChangeListener *dcl,
416                              pixman_format_code_t format);
417 void surface_gl_create_texture(QemuGLShader *gls,
418                                DisplaySurface *surface);
419 void surface_gl_update_texture(QemuGLShader *gls,
420                                DisplaySurface *surface,
421                                int x, int y, int w, int h);
422 void surface_gl_render_texture(QemuGLShader *gls,
423                                DisplaySurface *surface);
424 void surface_gl_destroy_texture(QemuGLShader *gls,
425                                DisplaySurface *surface);
426 void surface_gl_setup_viewport(QemuGLShader *gls,
427                                DisplaySurface *surface,
428                                int ww, int wh);
429 #endif
430 
431 typedef struct QemuDisplay QemuDisplay;
432 
433 struct QemuDisplay {
434     DisplayType type;
435     void (*early_init)(DisplayOptions *opts);
436     void (*init)(DisplayState *ds, DisplayOptions *opts);
437 };
438 
439 void qemu_display_register(QemuDisplay *ui);
440 bool qemu_display_find_default(DisplayOptions *opts);
441 void qemu_display_early_init(DisplayOptions *opts);
442 void qemu_display_init(DisplayState *ds, DisplayOptions *opts);
443 
444 /* vnc.c */
445 void vnc_display_init(const char *id, Error **errp);
446 void vnc_display_open(const char *id, Error **errp);
447 void vnc_display_add_client(const char *id, int csock, bool skipauth);
448 int vnc_display_password(const char *id, const char *password);
449 int vnc_display_pw_expire(const char *id, time_t expires);
450 QemuOpts *vnc_parse(const char *str, Error **errp);
451 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
452 
453 /* input.c */
454 int index_from_key(const char *key, size_t key_length);
455 
456 #endif
457