xref: /openbmc/qemu/include/ui/console.h (revision 831734cc)
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 void hmp_mouse_set(Monitor *mon, const QDict *qdict);
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_BACKSPACE  0x007f
74 #define QEMU_KEY_UP         QEMU_KEY_ESC1('A')
75 #define QEMU_KEY_DOWN       QEMU_KEY_ESC1('B')
76 #define QEMU_KEY_RIGHT      QEMU_KEY_ESC1('C')
77 #define QEMU_KEY_LEFT       QEMU_KEY_ESC1('D')
78 #define QEMU_KEY_HOME       QEMU_KEY_ESC1(1)
79 #define QEMU_KEY_END        QEMU_KEY_ESC1(4)
80 #define QEMU_KEY_PAGEUP     QEMU_KEY_ESC1(5)
81 #define QEMU_KEY_PAGEDOWN   QEMU_KEY_ESC1(6)
82 #define QEMU_KEY_DELETE     QEMU_KEY_ESC1(3)
83 
84 #define QEMU_KEY_CTRL_UP         0xe400
85 #define QEMU_KEY_CTRL_DOWN       0xe401
86 #define QEMU_KEY_CTRL_LEFT       0xe402
87 #define QEMU_KEY_CTRL_RIGHT      0xe403
88 #define QEMU_KEY_CTRL_HOME       0xe404
89 #define QEMU_KEY_CTRL_END        0xe405
90 #define QEMU_KEY_CTRL_PAGEUP     0xe406
91 #define QEMU_KEY_CTRL_PAGEDOWN   0xe407
92 
93 void kbd_put_keysym_console(QemuConsole *s, int keysym);
94 bool kbd_put_qcode_console(QemuConsole *s, int qcode, bool ctrl);
95 void kbd_put_string_console(QemuConsole *s, const char *str, int len);
96 void kbd_put_keysym(int keysym);
97 
98 /* consoles */
99 
100 #define TYPE_QEMU_CONSOLE "qemu-console"
101 OBJECT_DECLARE_TYPE(QemuConsole, QemuConsoleClass, QEMU_CONSOLE)
102 
103 
104 struct QemuConsoleClass {
105     ObjectClass parent_class;
106 };
107 
108 #define QEMU_ALLOCATED_FLAG     0x01
109 
110 typedef struct DisplaySurface {
111     pixman_format_code_t format;
112     pixman_image_t *image;
113     uint8_t flags;
114 #ifdef CONFIG_OPENGL
115     GLenum glformat;
116     GLenum gltype;
117     GLuint texture;
118 #endif
119 } DisplaySurface;
120 
121 typedef struct QemuUIInfo {
122     /* physical dimension */
123     uint16_t width_mm;
124     uint16_t height_mm;
125     /* geometry */
126     int       xoff;
127     int       yoff;
128     uint32_t  width;
129     uint32_t  height;
130 } QemuUIInfo;
131 
132 /* cursor data format is 32bit RGBA */
133 typedef struct QEMUCursor {
134     int                 width, height;
135     int                 hot_x, hot_y;
136     int                 refcount;
137     uint32_t            data[];
138 } QEMUCursor;
139 
140 QEMUCursor *cursor_alloc(int width, int height);
141 void cursor_get(QEMUCursor *c);
142 void cursor_put(QEMUCursor *c);
143 QEMUCursor *cursor_builtin_hidden(void);
144 QEMUCursor *cursor_builtin_left_ptr(void);
145 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
146 int cursor_get_mono_bpl(QEMUCursor *c);
147 void cursor_set_mono(QEMUCursor *c,
148                      uint32_t foreground, uint32_t background, uint8_t *image,
149                      int transparent, uint8_t *mask);
150 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
151 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
152 
153 typedef void *QEMUGLContext;
154 typedef struct QEMUGLParams QEMUGLParams;
155 
156 struct QEMUGLParams {
157     int major_ver;
158     int minor_ver;
159 };
160 
161 typedef struct QemuDmaBuf {
162     int       fd;
163     uint32_t  width;
164     uint32_t  height;
165     uint32_t  stride;
166     uint32_t  fourcc;
167     uint64_t  modifier;
168     uint32_t  texture;
169     bool      y0_top;
170 } QemuDmaBuf;
171 
172 typedef struct DisplayState DisplayState;
173 
174 typedef struct DisplayChangeListenerOps {
175     const char *dpy_name;
176 
177     void (*dpy_refresh)(DisplayChangeListener *dcl);
178 
179     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
180                            int x, int y, int w, int h);
181     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
182                            struct DisplaySurface *new_surface);
183     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
184                                  pixman_format_code_t format);
185 
186     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
187                             int x, int y);
188     void (*dpy_text_resize)(DisplayChangeListener *dcl,
189                             int w, int h);
190     void (*dpy_text_update)(DisplayChangeListener *dcl,
191                             int x, int y, int w, int h);
192 
193     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
194                           int x, int y, int on);
195     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
196                               QEMUCursor *cursor);
197 
198     QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
199                                        QEMUGLParams *params);
200     void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
201                                QEMUGLContext ctx);
202     int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
203                                    QEMUGLContext ctx);
204     QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
205 
206     void (*dpy_gl_scanout_disable)(DisplayChangeListener *dcl);
207     void (*dpy_gl_scanout_texture)(DisplayChangeListener *dcl,
208                                    uint32_t backing_id,
209                                    bool backing_y_0_top,
210                                    uint32_t backing_width,
211                                    uint32_t backing_height,
212                                    uint32_t x, uint32_t y,
213                                    uint32_t w, uint32_t h);
214     void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
215                                   QemuDmaBuf *dmabuf);
216     void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
217                                  QemuDmaBuf *dmabuf, bool have_hot,
218                                  uint32_t hot_x, uint32_t hot_y);
219     void (*dpy_gl_cursor_position)(DisplayChangeListener *dcl,
220                                    uint32_t pos_x, uint32_t pos_y);
221     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
222                                   QemuDmaBuf *dmabuf);
223     void (*dpy_gl_update)(DisplayChangeListener *dcl,
224                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
225 
226 } DisplayChangeListenerOps;
227 
228 struct DisplayChangeListener {
229     uint64_t update_interval;
230     const DisplayChangeListenerOps *ops;
231     DisplayState *ds;
232     QemuConsole *con;
233 
234     QLIST_ENTRY(DisplayChangeListener) next;
235 };
236 
237 DisplayState *init_displaystate(void);
238 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
239                                                 pixman_format_code_t format,
240                                                 int linesize, uint8_t *data);
241 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
242 DisplaySurface *qemu_create_message_surface(int w, int h,
243                                             const char *msg);
244 PixelFormat qemu_default_pixelformat(int bpp);
245 
246 DisplaySurface *qemu_create_displaysurface(int width, int height);
247 void qemu_free_displaysurface(DisplaySurface *surface);
248 
249 static inline int is_surface_bgr(DisplaySurface *surface)
250 {
251     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
252         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
253         return 1;
254     } else {
255         return 0;
256     }
257 }
258 
259 static inline int is_buffer_shared(DisplaySurface *surface)
260 {
261     return !(surface->flags & QEMU_ALLOCATED_FLAG);
262 }
263 
264 void register_displaychangelistener(DisplayChangeListener *dcl);
265 void update_displaychangelistener(DisplayChangeListener *dcl,
266                                   uint64_t interval);
267 void unregister_displaychangelistener(DisplayChangeListener *dcl);
268 
269 bool dpy_ui_info_supported(QemuConsole *con);
270 const QemuUIInfo *dpy_get_ui_info(const QemuConsole *con);
271 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
272 
273 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
274 void dpy_gfx_update_full(QemuConsole *con);
275 void dpy_gfx_replace_surface(QemuConsole *con,
276                              DisplaySurface *surface);
277 void dpy_text_cursor(QemuConsole *con, int x, int y);
278 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
279 void dpy_text_resize(QemuConsole *con, int w, int h);
280 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
281 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
282 bool dpy_cursor_define_supported(QemuConsole *con);
283 bool dpy_gfx_check_format(QemuConsole *con,
284                           pixman_format_code_t format);
285 
286 void dpy_gl_scanout_disable(QemuConsole *con);
287 void dpy_gl_scanout_texture(QemuConsole *con,
288                             uint32_t backing_id, bool backing_y_0_top,
289                             uint32_t backing_width, uint32_t backing_height,
290                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
291 void dpy_gl_scanout_dmabuf(QemuConsole *con,
292                            QemuDmaBuf *dmabuf);
293 void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
294                           bool have_hot, uint32_t hot_x, uint32_t hot_y);
295 void dpy_gl_cursor_position(QemuConsole *con,
296                             uint32_t pos_x, uint32_t pos_y);
297 void dpy_gl_release_dmabuf(QemuConsole *con,
298                            QemuDmaBuf *dmabuf);
299 void dpy_gl_update(QemuConsole *con,
300                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
301 
302 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
303                                 QEMUGLParams *params);
304 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
305 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
306 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
307 
308 bool console_has_gl(QemuConsole *con);
309 bool console_has_gl_dmabuf(QemuConsole *con);
310 
311 static inline int surface_stride(DisplaySurface *s)
312 {
313     return pixman_image_get_stride(s->image);
314 }
315 
316 static inline void *surface_data(DisplaySurface *s)
317 {
318     return pixman_image_get_data(s->image);
319 }
320 
321 static inline int surface_width(DisplaySurface *s)
322 {
323     return pixman_image_get_width(s->image);
324 }
325 
326 static inline int surface_height(DisplaySurface *s)
327 {
328     return pixman_image_get_height(s->image);
329 }
330 
331 static inline int surface_bits_per_pixel(DisplaySurface *s)
332 {
333     int bits = PIXMAN_FORMAT_BPP(s->format);
334     return bits;
335 }
336 
337 static inline int surface_bytes_per_pixel(DisplaySurface *s)
338 {
339     int bits = PIXMAN_FORMAT_BPP(s->format);
340     return DIV_ROUND_UP(bits, 8);
341 }
342 
343 static inline pixman_format_code_t surface_format(DisplaySurface *s)
344 {
345     return s->format;
346 }
347 
348 typedef uint32_t console_ch_t;
349 
350 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
351 {
352     *dest = ch;
353 }
354 
355 typedef struct GraphicHwOps {
356     void (*invalidate)(void *opaque);
357     void (*gfx_update)(void *opaque);
358     bool gfx_update_async; /* if true, calls graphic_hw_update_done() */
359     void (*text_update)(void *opaque, console_ch_t *text);
360     void (*update_interval)(void *opaque, uint64_t interval);
361     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
362     void (*gl_block)(void *opaque, bool block);
363 } GraphicHwOps;
364 
365 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
366                                   const GraphicHwOps *ops,
367                                   void *opaque);
368 void graphic_console_set_hwops(QemuConsole *con,
369                                const GraphicHwOps *hw_ops,
370                                void *opaque);
371 void graphic_console_close(QemuConsole *con);
372 
373 void graphic_hw_update(QemuConsole *con);
374 void graphic_hw_update_done(QemuConsole *con);
375 void graphic_hw_invalidate(QemuConsole *con);
376 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
377 void graphic_hw_gl_block(QemuConsole *con, bool block);
378 
379 void qemu_console_early_init(void);
380 
381 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
382 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
383 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
384                                                 uint32_t head, Error **errp);
385 QemuConsole *qemu_console_lookup_unused(void);
386 bool qemu_console_is_visible(QemuConsole *con);
387 bool qemu_console_is_graphic(QemuConsole *con);
388 bool qemu_console_is_fixedsize(QemuConsole *con);
389 bool qemu_console_is_gl_blocked(QemuConsole *con);
390 char *qemu_console_get_label(QemuConsole *con);
391 int qemu_console_get_index(QemuConsole *con);
392 uint32_t qemu_console_get_head(QemuConsole *con);
393 int qemu_console_get_width(QemuConsole *con, int fallback);
394 int qemu_console_get_height(QemuConsole *con, int fallback);
395 /* Return the low-level window id for the console */
396 int qemu_console_get_window_id(QemuConsole *con);
397 /* Set the low-level window id for the console */
398 void qemu_console_set_window_id(QemuConsole *con, int window_id);
399 
400 void console_select(unsigned int index);
401 void qemu_console_resize(QemuConsole *con, int width, int height);
402 DisplaySurface *qemu_console_surface(QemuConsole *con);
403 
404 /* console-gl.c */
405 #ifdef CONFIG_OPENGL
406 bool console_gl_check_format(DisplayChangeListener *dcl,
407                              pixman_format_code_t format);
408 void surface_gl_create_texture(QemuGLShader *gls,
409                                DisplaySurface *surface);
410 void surface_gl_update_texture(QemuGLShader *gls,
411                                DisplaySurface *surface,
412                                int x, int y, int w, int h);
413 void surface_gl_render_texture(QemuGLShader *gls,
414                                DisplaySurface *surface);
415 void surface_gl_destroy_texture(QemuGLShader *gls,
416                                DisplaySurface *surface);
417 void surface_gl_setup_viewport(QemuGLShader *gls,
418                                DisplaySurface *surface,
419                                int ww, int wh);
420 #endif
421 
422 typedef struct QemuDisplay QemuDisplay;
423 
424 struct QemuDisplay {
425     DisplayType type;
426     void (*early_init)(DisplayOptions *opts);
427     void (*init)(DisplayState *ds, DisplayOptions *opts);
428 };
429 
430 void qemu_display_register(QemuDisplay *ui);
431 bool qemu_display_find_default(DisplayOptions *opts);
432 void qemu_display_early_init(DisplayOptions *opts);
433 void qemu_display_init(DisplayState *ds, DisplayOptions *opts);
434 void qemu_display_help(void);
435 
436 /* vnc.c */
437 void vnc_display_init(const char *id, Error **errp);
438 void vnc_display_open(const char *id, Error **errp);
439 void vnc_display_add_client(const char *id, int csock, bool skipauth);
440 int vnc_display_password(const char *id, const char *password);
441 int vnc_display_pw_expire(const char *id, time_t expires);
442 void vnc_parse(const char *str);
443 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
444 
445 /* input.c */
446 int index_from_key(const char *key, size_t key_length);
447 
448 #endif
449