xref: /openbmc/qemu/include/ui/console.h (revision 0ed93f4c)
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     /* geometry */
123     int       xoff;
124     int       yoff;
125     uint32_t  width;
126     uint32_t  height;
127 } QemuUIInfo;
128 
129 /* cursor data format is 32bit RGBA */
130 typedef struct QEMUCursor {
131     int                 width, height;
132     int                 hot_x, hot_y;
133     int                 refcount;
134     uint32_t            data[];
135 } QEMUCursor;
136 
137 QEMUCursor *cursor_alloc(int width, int height);
138 void cursor_get(QEMUCursor *c);
139 void cursor_put(QEMUCursor *c);
140 QEMUCursor *cursor_builtin_hidden(void);
141 QEMUCursor *cursor_builtin_left_ptr(void);
142 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
143 int cursor_get_mono_bpl(QEMUCursor *c);
144 void cursor_set_mono(QEMUCursor *c,
145                      uint32_t foreground, uint32_t background, uint8_t *image,
146                      int transparent, uint8_t *mask);
147 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
148 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
149 
150 typedef void *QEMUGLContext;
151 typedef struct QEMUGLParams QEMUGLParams;
152 
153 struct QEMUGLParams {
154     int major_ver;
155     int minor_ver;
156 };
157 
158 typedef struct QemuDmaBuf {
159     int       fd;
160     uint32_t  width;
161     uint32_t  height;
162     uint32_t  stride;
163     uint32_t  fourcc;
164     uint64_t  modifier;
165     uint32_t  texture;
166     bool      y0_top;
167 } QemuDmaBuf;
168 
169 typedef struct DisplayState DisplayState;
170 
171 typedef struct DisplayChangeListenerOps {
172     const char *dpy_name;
173 
174     void (*dpy_refresh)(DisplayChangeListener *dcl);
175 
176     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
177                            int x, int y, int w, int h);
178     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
179                            struct DisplaySurface *new_surface);
180     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
181                                  pixman_format_code_t format);
182 
183     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
184                             int x, int y);
185     void (*dpy_text_resize)(DisplayChangeListener *dcl,
186                             int w, int h);
187     void (*dpy_text_update)(DisplayChangeListener *dcl,
188                             int x, int y, int w, int h);
189 
190     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
191                           int x, int y, int on);
192     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
193                               QEMUCursor *cursor);
194 
195     QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
196                                        QEMUGLParams *params);
197     void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
198                                QEMUGLContext ctx);
199     int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
200                                    QEMUGLContext ctx);
201     QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
202 
203     void (*dpy_gl_scanout_disable)(DisplayChangeListener *dcl);
204     void (*dpy_gl_scanout_texture)(DisplayChangeListener *dcl,
205                                    uint32_t backing_id,
206                                    bool backing_y_0_top,
207                                    uint32_t backing_width,
208                                    uint32_t backing_height,
209                                    uint32_t x, uint32_t y,
210                                    uint32_t w, uint32_t h);
211     void (*dpy_gl_scanout_dmabuf)(DisplayChangeListener *dcl,
212                                   QemuDmaBuf *dmabuf);
213     void (*dpy_gl_cursor_dmabuf)(DisplayChangeListener *dcl,
214                                  QemuDmaBuf *dmabuf, bool have_hot,
215                                  uint32_t hot_x, uint32_t hot_y);
216     void (*dpy_gl_cursor_position)(DisplayChangeListener *dcl,
217                                    uint32_t pos_x, uint32_t pos_y);
218     void (*dpy_gl_release_dmabuf)(DisplayChangeListener *dcl,
219                                   QemuDmaBuf *dmabuf);
220     void (*dpy_gl_update)(DisplayChangeListener *dcl,
221                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
222 
223 } DisplayChangeListenerOps;
224 
225 struct DisplayChangeListener {
226     uint64_t update_interval;
227     const DisplayChangeListenerOps *ops;
228     DisplayState *ds;
229     QemuConsole *con;
230 
231     QLIST_ENTRY(DisplayChangeListener) next;
232 };
233 
234 DisplayState *init_displaystate(void);
235 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
236                                                 pixman_format_code_t format,
237                                                 int linesize, uint8_t *data);
238 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
239 DisplaySurface *qemu_create_message_surface(int w, int h,
240                                             const char *msg);
241 PixelFormat qemu_default_pixelformat(int bpp);
242 
243 DisplaySurface *qemu_create_displaysurface(int width, int height);
244 void qemu_free_displaysurface(DisplaySurface *surface);
245 
246 static inline int is_surface_bgr(DisplaySurface *surface)
247 {
248     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
249         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
250         return 1;
251     } else {
252         return 0;
253     }
254 }
255 
256 static inline int is_buffer_shared(DisplaySurface *surface)
257 {
258     return !(surface->flags & QEMU_ALLOCATED_FLAG);
259 }
260 
261 void register_displaychangelistener(DisplayChangeListener *dcl);
262 void update_displaychangelistener(DisplayChangeListener *dcl,
263                                   uint64_t interval);
264 void unregister_displaychangelistener(DisplayChangeListener *dcl);
265 
266 bool dpy_ui_info_supported(QemuConsole *con);
267 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
268 
269 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
270 void dpy_gfx_update_full(QemuConsole *con);
271 void dpy_gfx_replace_surface(QemuConsole *con,
272                              DisplaySurface *surface);
273 void dpy_text_cursor(QemuConsole *con, int x, int y);
274 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
275 void dpy_text_resize(QemuConsole *con, int w, int h);
276 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
277 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
278 bool dpy_cursor_define_supported(QemuConsole *con);
279 bool dpy_gfx_check_format(QemuConsole *con,
280                           pixman_format_code_t format);
281 
282 void dpy_gl_scanout_disable(QemuConsole *con);
283 void dpy_gl_scanout_texture(QemuConsole *con,
284                             uint32_t backing_id, bool backing_y_0_top,
285                             uint32_t backing_width, uint32_t backing_height,
286                             uint32_t x, uint32_t y, uint32_t w, uint32_t h);
287 void dpy_gl_scanout_dmabuf(QemuConsole *con,
288                            QemuDmaBuf *dmabuf);
289 void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
290                           bool have_hot, uint32_t hot_x, uint32_t hot_y);
291 void dpy_gl_cursor_position(QemuConsole *con,
292                             uint32_t pos_x, uint32_t pos_y);
293 void dpy_gl_release_dmabuf(QemuConsole *con,
294                            QemuDmaBuf *dmabuf);
295 void dpy_gl_update(QemuConsole *con,
296                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
297 
298 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
299                                 QEMUGLParams *params);
300 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
301 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
302 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
303 
304 bool console_has_gl(QemuConsole *con);
305 bool console_has_gl_dmabuf(QemuConsole *con);
306 
307 static inline int surface_stride(DisplaySurface *s)
308 {
309     return pixman_image_get_stride(s->image);
310 }
311 
312 static inline void *surface_data(DisplaySurface *s)
313 {
314     return pixman_image_get_data(s->image);
315 }
316 
317 static inline int surface_width(DisplaySurface *s)
318 {
319     return pixman_image_get_width(s->image);
320 }
321 
322 static inline int surface_height(DisplaySurface *s)
323 {
324     return pixman_image_get_height(s->image);
325 }
326 
327 static inline int surface_bits_per_pixel(DisplaySurface *s)
328 {
329     int bits = PIXMAN_FORMAT_BPP(s->format);
330     return bits;
331 }
332 
333 static inline int surface_bytes_per_pixel(DisplaySurface *s)
334 {
335     int bits = PIXMAN_FORMAT_BPP(s->format);
336     return DIV_ROUND_UP(bits, 8);
337 }
338 
339 static inline pixman_format_code_t surface_format(DisplaySurface *s)
340 {
341     return s->format;
342 }
343 
344 typedef uint32_t console_ch_t;
345 
346 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
347 {
348     *dest = ch;
349 }
350 
351 typedef struct GraphicHwOps {
352     void (*invalidate)(void *opaque);
353     void (*gfx_update)(void *opaque);
354     bool gfx_update_async; /* if true, calls graphic_hw_update_done() */
355     void (*text_update)(void *opaque, console_ch_t *text);
356     void (*update_interval)(void *opaque, uint64_t interval);
357     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
358     void (*gl_block)(void *opaque, bool block);
359 } GraphicHwOps;
360 
361 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
362                                   const GraphicHwOps *ops,
363                                   void *opaque);
364 void graphic_console_set_hwops(QemuConsole *con,
365                                const GraphicHwOps *hw_ops,
366                                void *opaque);
367 void graphic_console_close(QemuConsole *con);
368 
369 void graphic_hw_update(QemuConsole *con);
370 void graphic_hw_update_done(QemuConsole *con);
371 void graphic_hw_invalidate(QemuConsole *con);
372 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
373 void graphic_hw_gl_block(QemuConsole *con, bool block);
374 
375 void qemu_console_early_init(void);
376 
377 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
378 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
379 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
380                                                 uint32_t head, Error **errp);
381 QemuConsole *qemu_console_lookup_unused(void);
382 bool qemu_console_is_visible(QemuConsole *con);
383 bool qemu_console_is_graphic(QemuConsole *con);
384 bool qemu_console_is_fixedsize(QemuConsole *con);
385 bool qemu_console_is_gl_blocked(QemuConsole *con);
386 char *qemu_console_get_label(QemuConsole *con);
387 int qemu_console_get_index(QemuConsole *con);
388 uint32_t qemu_console_get_head(QemuConsole *con);
389 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
390 int qemu_console_get_width(QemuConsole *con, int fallback);
391 int qemu_console_get_height(QemuConsole *con, int fallback);
392 /* Return the low-level window id for the console */
393 int qemu_console_get_window_id(QemuConsole *con);
394 /* Set the low-level window id for the console */
395 void qemu_console_set_window_id(QemuConsole *con, int window_id);
396 
397 void console_select(unsigned int index);
398 void qemu_console_resize(QemuConsole *con, int width, int height);
399 DisplaySurface *qemu_console_surface(QemuConsole *con);
400 
401 /* console-gl.c */
402 #ifdef CONFIG_OPENGL
403 bool console_gl_check_format(DisplayChangeListener *dcl,
404                              pixman_format_code_t format);
405 void surface_gl_create_texture(QemuGLShader *gls,
406                                DisplaySurface *surface);
407 void surface_gl_update_texture(QemuGLShader *gls,
408                                DisplaySurface *surface,
409                                int x, int y, int w, int h);
410 void surface_gl_render_texture(QemuGLShader *gls,
411                                DisplaySurface *surface);
412 void surface_gl_destroy_texture(QemuGLShader *gls,
413                                DisplaySurface *surface);
414 void surface_gl_setup_viewport(QemuGLShader *gls,
415                                DisplaySurface *surface,
416                                int ww, int wh);
417 #endif
418 
419 typedef struct QemuDisplay QemuDisplay;
420 
421 struct QemuDisplay {
422     DisplayType type;
423     void (*early_init)(DisplayOptions *opts);
424     void (*init)(DisplayState *ds, DisplayOptions *opts);
425 };
426 
427 void qemu_display_register(QemuDisplay *ui);
428 bool qemu_display_find_default(DisplayOptions *opts);
429 void qemu_display_early_init(DisplayOptions *opts);
430 void qemu_display_init(DisplayState *ds, DisplayOptions *opts);
431 void qemu_display_help(void);
432 
433 /* vnc.c */
434 void vnc_display_init(const char *id, Error **errp);
435 void vnc_display_open(const char *id, Error **errp);
436 void vnc_display_add_client(const char *id, int csock, bool skipauth);
437 int vnc_display_password(const char *id, const char *password);
438 int vnc_display_pw_expire(const char *id, time_t expires);
439 QemuOpts *vnc_parse(const char *str, Error **errp);
440 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
441 
442 /* input.c */
443 int index_from_key(const char *key, size_t key_length);
444 
445 #endif
446