xref: /openbmc/qemu/include/ui/console.h (revision a68694cd)
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 typedef struct QemuConsoleClass QemuConsoleClass;
110 DECLARE_OBJ_CHECKERS(QemuConsole, QemuConsoleClass,
111                      QEMU_CONSOLE, TYPE_QEMU_CONSOLE)
112 
113 
114 struct QemuConsoleClass {
115     ObjectClass parent_class;
116 };
117 
118 #define QEMU_ALLOCATED_FLAG     0x01
119 
120 typedef struct DisplaySurface {
121     pixman_format_code_t format;
122     pixman_image_t *image;
123     uint8_t flags;
124 #ifdef CONFIG_OPENGL
125     GLenum glformat;
126     GLenum gltype;
127     GLuint texture;
128 #endif
129 } DisplaySurface;
130 
131 typedef struct QemuUIInfo {
132     /* geometry */
133     int       xoff;
134     int       yoff;
135     uint32_t  width;
136     uint32_t  height;
137 } QemuUIInfo;
138 
139 /* cursor data format is 32bit RGBA */
140 typedef struct QEMUCursor {
141     int                 width, height;
142     int                 hot_x, hot_y;
143     int                 refcount;
144     uint32_t            data[];
145 } QEMUCursor;
146 
147 QEMUCursor *cursor_alloc(int width, int height);
148 void cursor_get(QEMUCursor *c);
149 void cursor_put(QEMUCursor *c);
150 QEMUCursor *cursor_builtin_hidden(void);
151 QEMUCursor *cursor_builtin_left_ptr(void);
152 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
153 int cursor_get_mono_bpl(QEMUCursor *c);
154 void cursor_set_mono(QEMUCursor *c,
155                      uint32_t foreground, uint32_t background, uint8_t *image,
156                      int transparent, uint8_t *mask);
157 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
158 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
159 
160 typedef void *QEMUGLContext;
161 typedef struct QEMUGLParams QEMUGLParams;
162 
163 struct QEMUGLParams {
164     int major_ver;
165     int minor_ver;
166 };
167 
168 typedef struct QemuDmaBuf {
169     int       fd;
170     uint32_t  width;
171     uint32_t  height;
172     uint32_t  stride;
173     uint32_t  fourcc;
174     uint64_t  modifier;
175     uint32_t  texture;
176     bool      y0_top;
177 } QemuDmaBuf;
178 
179 typedef struct DisplayState DisplayState;
180 
181 typedef struct DisplayChangeListenerOps {
182     const char *dpy_name;
183 
184     void (*dpy_refresh)(DisplayChangeListener *dcl);
185 
186     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
187                            int x, int y, int w, int h);
188     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
189                            struct DisplaySurface *new_surface);
190     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
191                                  pixman_format_code_t format);
192 
193     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
194                             int x, int y);
195     void (*dpy_text_resize)(DisplayChangeListener *dcl,
196                             int w, int h);
197     void (*dpy_text_update)(DisplayChangeListener *dcl,
198                             int x, int y, int w, int h);
199 
200     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
201                           int x, int y, int on);
202     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
203                               QEMUCursor *cursor);
204 
205     QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
206                                        QEMUGLParams *params);
207     void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
208                                QEMUGLContext ctx);
209     int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
210                                    QEMUGLContext ctx);
211     QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
212 
213     void (*dpy_gl_scanout_disable)(DisplayChangeListener *dcl);
214     void (*dpy_gl_scanout_texture)(DisplayChangeListener *dcl,
215                                    uint32_t backing_id,
216                                    bool backing_y_0_top,
217                                    uint32_t backing_width,
218                                    uint32_t backing_height,
219                                    uint32_t x, uint32_t y,
220                                    uint32_t w, uint32_t h);
221     void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
222                                   QemuDmaBuf *dmabuf);
223     void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
224                                  QemuDmaBuf *dmabuf, bool have_hot,
225                                  uint32_t hot_x, uint32_t hot_y);
226     void (*dpy_gl_cursor_position)(DisplayChangeListener *dcl,
227                                    uint32_t pos_x, uint32_t pos_y);
228     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
229                                   QemuDmaBuf *dmabuf);
230     void (*dpy_gl_update)(DisplayChangeListener *dcl,
231                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
232 
233 } DisplayChangeListenerOps;
234 
235 struct DisplayChangeListener {
236     uint64_t update_interval;
237     const DisplayChangeListenerOps *ops;
238     DisplayState *ds;
239     QemuConsole *con;
240 
241     QLIST_ENTRY(DisplayChangeListener) next;
242 };
243 
244 DisplayState *init_displaystate(void);
245 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
246                                                 pixman_format_code_t format,
247                                                 int linesize, uint8_t *data);
248 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
249 DisplaySurface *qemu_create_message_surface(int w, int h,
250                                             const char *msg);
251 PixelFormat qemu_default_pixelformat(int bpp);
252 
253 DisplaySurface *qemu_create_displaysurface(int width, int height);
254 void qemu_free_displaysurface(DisplaySurface *surface);
255 
256 static inline int is_surface_bgr(DisplaySurface *surface)
257 {
258     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
259         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
260         return 1;
261     } else {
262         return 0;
263     }
264 }
265 
266 static inline int is_buffer_shared(DisplaySurface *surface)
267 {
268     return !(surface->flags & QEMU_ALLOCATED_FLAG);
269 }
270 
271 void register_displaychangelistener(DisplayChangeListener *dcl);
272 void update_displaychangelistener(DisplayChangeListener *dcl,
273                                   uint64_t interval);
274 void unregister_displaychangelistener(DisplayChangeListener *dcl);
275 
276 bool dpy_ui_info_supported(QemuConsole *con);
277 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
278 
279 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
280 void dpy_gfx_update_full(QemuConsole *con);
281 void dpy_gfx_replace_surface(QemuConsole *con,
282                              DisplaySurface *surface);
283 void dpy_text_cursor(QemuConsole *con, int x, int y);
284 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
285 void dpy_text_resize(QemuConsole *con, int w, int h);
286 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
287 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
288 bool dpy_cursor_define_supported(QemuConsole *con);
289 bool dpy_gfx_check_format(QemuConsole *con,
290                           pixman_format_code_t format);
291 
292 void dpy_gl_scanout_disable(QemuConsole *con);
293 void dpy_gl_scanout_texture(QemuConsole *con,
294                             uint32_t backing_id, bool backing_y_0_top,
295                             uint32_t backing_width, uint32_t backing_height,
296                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
297 void dpy_gl_scanout_dmabuf(QemuConsole *con,
298                            QemuDmaBuf *dmabuf);
299 void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
300                           bool have_hot, uint32_t hot_x, uint32_t hot_y);
301 void dpy_gl_cursor_position(QemuConsole *con,
302                             uint32_t pos_x, uint32_t pos_y);
303 void dpy_gl_release_dmabuf(QemuConsole *con,
304                            QemuDmaBuf *dmabuf);
305 void dpy_gl_update(QemuConsole *con,
306                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
307 
308 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
309                                 QEMUGLParams *params);
310 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
311 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
312 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
313 
314 bool console_has_gl(QemuConsole *con);
315 bool console_has_gl_dmabuf(QemuConsole *con);
316 
317 static inline int surface_stride(DisplaySurface *s)
318 {
319     return pixman_image_get_stride(s->image);
320 }
321 
322 static inline void *surface_data(DisplaySurface *s)
323 {
324     return pixman_image_get_data(s->image);
325 }
326 
327 static inline int surface_width(DisplaySurface *s)
328 {
329     return pixman_image_get_width(s->image);
330 }
331 
332 static inline int surface_height(DisplaySurface *s)
333 {
334     return pixman_image_get_height(s->image);
335 }
336 
337 static inline int surface_bits_per_pixel(DisplaySurface *s)
338 {
339     int bits = PIXMAN_FORMAT_BPP(s->format);
340     return bits;
341 }
342 
343 static inline int surface_bytes_per_pixel(DisplaySurface *s)
344 {
345     int bits = PIXMAN_FORMAT_BPP(s->format);
346     return DIV_ROUND_UP(bits, 8);
347 }
348 
349 static inline pixman_format_code_t surface_format(DisplaySurface *s)
350 {
351     return s->format;
352 }
353 
354 typedef uint32_t console_ch_t;
355 
356 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
357 {
358     *dest = ch;
359 }
360 
361 typedef struct GraphicHwOps {
362     void (*invalidate)(void *opaque);
363     void (*gfx_update)(void *opaque);
364     bool gfx_update_async; /* if true, calls graphic_hw_update_done() */
365     void (*text_update)(void *opaque, console_ch_t *text);
366     void (*update_interval)(void *opaque, uint64_t interval);
367     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
368     void (*gl_block)(void *opaque, bool block);
369 } GraphicHwOps;
370 
371 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
372                                   const GraphicHwOps *ops,
373                                   void *opaque);
374 void graphic_console_set_hwops(QemuConsole *con,
375                                const GraphicHwOps *hw_ops,
376                                void *opaque);
377 void graphic_console_close(QemuConsole *con);
378 
379 void graphic_hw_update(QemuConsole *con);
380 void graphic_hw_update_done(QemuConsole *con);
381 void graphic_hw_invalidate(QemuConsole *con);
382 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
383 void graphic_hw_gl_block(QemuConsole *con, bool block);
384 
385 void qemu_console_early_init(void);
386 
387 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
388 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
389 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
390                                                 uint32_t head, Error **errp);
391 QemuConsole *qemu_console_lookup_unused(void);
392 bool qemu_console_is_visible(QemuConsole *con);
393 bool qemu_console_is_graphic(QemuConsole *con);
394 bool qemu_console_is_fixedsize(QemuConsole *con);
395 bool qemu_console_is_gl_blocked(QemuConsole *con);
396 char *qemu_console_get_label(QemuConsole *con);
397 int qemu_console_get_index(QemuConsole *con);
398 uint32_t qemu_console_get_head(QemuConsole *con);
399 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
400 int qemu_console_get_width(QemuConsole *con, int fallback);
401 int qemu_console_get_height(QemuConsole *con, int fallback);
402 /* Return the low-level window id for the console */
403 int qemu_console_get_window_id(QemuConsole *con);
404 /* Set the low-level window id for the console */
405 void qemu_console_set_window_id(QemuConsole *con, int window_id);
406 
407 void console_select(unsigned int index);
408 void qemu_console_resize(QemuConsole *con, int width, int height);
409 DisplaySurface *qemu_console_surface(QemuConsole *con);
410 
411 /* console-gl.c */
412 #ifdef CONFIG_OPENGL
413 bool console_gl_check_format(DisplayChangeListener *dcl,
414                              pixman_format_code_t format);
415 void surface_gl_create_texture(QemuGLShader *gls,
416                                DisplaySurface *surface);
417 void surface_gl_update_texture(QemuGLShader *gls,
418                                DisplaySurface *surface,
419                                int x, int y, int w, int h);
420 void surface_gl_render_texture(QemuGLShader *gls,
421                                DisplaySurface *surface);
422 void surface_gl_destroy_texture(QemuGLShader *gls,
423                                DisplaySurface *surface);
424 void surface_gl_setup_viewport(QemuGLShader *gls,
425                                DisplaySurface *surface,
426                                int ww, int wh);
427 #endif
428 
429 typedef struct QemuDisplay QemuDisplay;
430 
431 struct QemuDisplay {
432     DisplayType type;
433     void (*early_init)(DisplayOptions *opts);
434     void (*init)(DisplayState *ds, DisplayOptions *opts);
435 };
436 
437 void qemu_display_register(QemuDisplay *ui);
438 bool qemu_display_find_default(DisplayOptions *opts);
439 void qemu_display_early_init(DisplayOptions *opts);
440 void qemu_display_init(DisplayState *ds, DisplayOptions *opts);
441 void qemu_display_help(void);
442 
443 /* vnc.c */
444 void vnc_display_init(const char *id, Error **errp);
445 void vnc_display_open(const char *id, Error **errp);
446 void vnc_display_add_client(const char *id, int csock, bool skipauth);
447 int vnc_display_password(const char *id, const char *password);
448 int vnc_display_pw_expire(const char *id, time_t expires);
449 QemuOpts *vnc_parse(const char *str, Error **errp);
450 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
451 
452 /* input.c */
453 int index_from_key(const char *key, size_t key_length);
454 
455 #endif
456