xref: /openbmc/qemu/include/ui/console.h (revision 90ce6e26)
1 #ifndef CONSOLE_H
2 #define CONSOLE_H
3 
4 #include "ui/qemu-pixman.h"
5 #include "qom/object.h"
6 #include "qapi/qmp/qdict.h"
7 #include "qemu/notify.h"
8 #include "qemu/typedefs.h"
9 #include "qapi-types.h"
10 
11 #ifdef CONFIG_OPENGL
12 # include <epoxy/gl.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 struct MouseTransformInfo {
69     /* Touchscreen resolution */
70     int x;
71     int y;
72     /* Calibration values as used/generated by tslib */
73     int a[7];
74 };
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);
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 struct PixelFormat {
125     uint8_t bits_per_pixel;
126     uint8_t bytes_per_pixel;
127     uint8_t depth; /* color depth in bits */
128     uint32_t rmask, gmask, bmask, amask;
129     uint8_t rshift, gshift, bshift, ashift;
130     uint8_t rmax, gmax, bmax, amax;
131     uint8_t rbits, gbits, bbits, abits;
132 };
133 
134 struct DisplaySurface {
135     pixman_format_code_t format;
136     pixman_image_t *image;
137     uint8_t flags;
138 #ifdef CONFIG_OPENGL
139     GLenum glformat;
140     GLenum gltype;
141     GLuint texture;
142 #endif
143 };
144 
145 typedef struct QemuUIInfo {
146     /* geometry */
147     int       xoff;
148     int       yoff;
149     uint32_t  width;
150     uint32_t  height;
151 } QemuUIInfo;
152 
153 /* cursor data format is 32bit RGBA */
154 typedef struct QEMUCursor {
155     int                 width, height;
156     int                 hot_x, hot_y;
157     int                 refcount;
158     uint32_t            data[];
159 } QEMUCursor;
160 
161 QEMUCursor *cursor_alloc(int width, int height);
162 void cursor_get(QEMUCursor *c);
163 void cursor_put(QEMUCursor *c);
164 QEMUCursor *cursor_builtin_hidden(void);
165 QEMUCursor *cursor_builtin_left_ptr(void);
166 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
167 int cursor_get_mono_bpl(QEMUCursor *c);
168 void cursor_set_mono(QEMUCursor *c,
169                      uint32_t foreground, uint32_t background, uint8_t *image,
170                      int transparent, uint8_t *mask);
171 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
172 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
173 
174 typedef void *QEMUGLContext;
175 typedef struct QEMUGLParams QEMUGLParams;
176 
177 struct QEMUGLParams {
178     int major_ver;
179     int minor_ver;
180 };
181 
182 typedef struct DisplayChangeListenerOps {
183     const char *dpy_name;
184 
185     void (*dpy_refresh)(DisplayChangeListener *dcl);
186 
187     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
188                            int x, int y, int w, int h);
189     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
190                            struct DisplaySurface *new_surface);
191     void (*dpy_gfx_copy)(DisplayChangeListener *dcl,
192                          int src_x, int src_y,
193                          int dst_x, int dst_y, int w, int h);
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)(DisplayChangeListener *dcl,
218                            uint32_t backing_id, bool backing_y_0_top,
219                            uint32_t x, uint32_t y, uint32_t w, uint32_t h);
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_guestmem(int width, int height,
239                                                     pixman_format_code_t format,
240                                                     int linesize,
241                                                     uint64_t addr);
242 PixelFormat qemu_default_pixelformat(int bpp);
243 
244 DisplaySurface *qemu_create_displaysurface(int width, int height);
245 void qemu_free_displaysurface(DisplaySurface *surface);
246 
247 static inline int is_surface_bgr(DisplaySurface *surface)
248 {
249     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
250         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
251         return 1;
252     } else {
253         return 0;
254     }
255 }
256 
257 static inline int is_buffer_shared(DisplaySurface *surface)
258 {
259     return !(surface->flags & QEMU_ALLOCATED_FLAG);
260 }
261 
262 void register_displaychangelistener(DisplayChangeListener *dcl);
263 void update_displaychangelistener(DisplayChangeListener *dcl,
264                                   uint64_t interval);
265 void unregister_displaychangelistener(DisplayChangeListener *dcl);
266 
267 bool dpy_ui_info_supported(QemuConsole *con);
268 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
269 
270 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
271 void dpy_gfx_replace_surface(QemuConsole *con,
272                              DisplaySurface *surface);
273 void dpy_gfx_copy(QemuConsole *con, int src_x, int src_y,
274                   int dst_x, int dst_y, int w, int h);
275 void dpy_text_cursor(QemuConsole *con, int x, int y);
276 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
277 void dpy_text_resize(QemuConsole *con, int w, int h);
278 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
279 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
280 bool dpy_cursor_define_supported(QemuConsole *con);
281 bool dpy_gfx_check_format(QemuConsole *con,
282                           pixman_format_code_t format);
283 
284 void dpy_gl_scanout(QemuConsole *con,
285                     uint32_t backing_id, bool backing_y_0_top,
286                     uint32_t x, uint32_t y, uint32_t w, uint32_t h);
287 void dpy_gl_update(QemuConsole *con,
288                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
289 
290 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
291                                 QEMUGLParams *params);
292 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
293 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
294 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
295 
296 bool console_has_gl(QemuConsole *con);
297 
298 static inline int surface_stride(DisplaySurface *s)
299 {
300     return pixman_image_get_stride(s->image);
301 }
302 
303 static inline void *surface_data(DisplaySurface *s)
304 {
305     return pixman_image_get_data(s->image);
306 }
307 
308 static inline int surface_width(DisplaySurface *s)
309 {
310     return pixman_image_get_width(s->image);
311 }
312 
313 static inline int surface_height(DisplaySurface *s)
314 {
315     return pixman_image_get_height(s->image);
316 }
317 
318 static inline int surface_bits_per_pixel(DisplaySurface *s)
319 {
320     int bits = PIXMAN_FORMAT_BPP(s->format);
321     return bits;
322 }
323 
324 static inline int surface_bytes_per_pixel(DisplaySurface *s)
325 {
326     int bits = PIXMAN_FORMAT_BPP(s->format);
327     return (bits + 7) / 8;
328 }
329 
330 static inline pixman_format_code_t surface_format(DisplaySurface *s)
331 {
332     return s->format;
333 }
334 
335 #ifdef CONFIG_CURSES
336 #include <curses.h>
337 typedef chtype console_ch_t;
338 extern chtype vga_to_curses[];
339 #else
340 typedef unsigned long console_ch_t;
341 #endif
342 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
343 {
344     uint8_t c = ch;
345 #ifdef CONFIG_CURSES
346     if (vga_to_curses[c]) {
347         ch &= ~(console_ch_t)0xff;
348         ch |= vga_to_curses[c];
349     }
350 #else
351     if (c == '\0') {
352         ch |= ' ';
353     }
354 #endif
355     *dest = ch;
356 }
357 
358 typedef struct GraphicHwOps {
359     void (*invalidate)(void *opaque);
360     void (*gfx_update)(void *opaque);
361     void (*text_update)(void *opaque, console_ch_t *text);
362     void (*update_interval)(void *opaque, uint64_t interval);
363     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
364     void (*gl_block)(void *opaque, bool block);
365 } GraphicHwOps;
366 
367 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
368                                   const GraphicHwOps *ops,
369                                   void *opaque);
370 void graphic_console_set_hwops(QemuConsole *con,
371                                const GraphicHwOps *hw_ops,
372                                void *opaque);
373 
374 void graphic_hw_update(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 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
380 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
381 bool qemu_console_is_visible(QemuConsole *con);
382 bool qemu_console_is_graphic(QemuConsole *con);
383 bool qemu_console_is_fixedsize(QemuConsole *con);
384 char *qemu_console_get_label(QemuConsole *con);
385 int qemu_console_get_index(QemuConsole *con);
386 uint32_t qemu_console_get_head(QemuConsole *con);
387 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
388 int qemu_console_get_width(QemuConsole *con, int fallback);
389 int qemu_console_get_height(QemuConsole *con, int fallback);
390 
391 void text_consoles_set_display(DisplayState *ds);
392 void console_select(unsigned int index);
393 void console_color_init(DisplayState *ds);
394 void qemu_console_resize(QemuConsole *con, int width, int height);
395 void qemu_console_copy(QemuConsole *con, int src_x, int src_y,
396                        int dst_x, int dst_y, int w, int h);
397 DisplaySurface *qemu_console_surface(QemuConsole *con);
398 
399 /* console-gl.c */
400 typedef struct ConsoleGLState ConsoleGLState;
401 #ifdef CONFIG_OPENGL
402 ConsoleGLState *console_gl_init_context(void);
403 void console_gl_fini_context(ConsoleGLState *gls);
404 bool console_gl_check_format(DisplayChangeListener *dcl,
405                              pixman_format_code_t format);
406 void surface_gl_create_texture(ConsoleGLState *gls,
407                                DisplaySurface *surface);
408 void surface_gl_update_texture(ConsoleGLState *gls,
409                                DisplaySurface *surface,
410                                int x, int y, int w, int h);
411 void surface_gl_render_texture(ConsoleGLState *gls,
412                                DisplaySurface *surface);
413 void surface_gl_destroy_texture(ConsoleGLState *gls,
414                                DisplaySurface *surface);
415 void surface_gl_setup_viewport(ConsoleGLState *gls,
416                                DisplaySurface *surface,
417                                int ww, int wh);
418 #endif
419 
420 /* sdl.c */
421 void sdl_display_early_init(int opengl);
422 void sdl_display_init(DisplayState *ds, int full_screen, int no_frame);
423 
424 /* cocoa.m */
425 void cocoa_display_init(DisplayState *ds, int full_screen);
426 
427 /* vnc.c */
428 void vnc_display_init(const char *id);
429 void vnc_display_open(const char *id, Error **errp);
430 void vnc_display_add_client(const char *id, int csock, bool skipauth);
431 char *vnc_display_local_addr(const char *id);
432 #ifdef CONFIG_VNC
433 int vnc_display_password(const char *id, const char *password);
434 int vnc_display_pw_expire(const char *id, time_t expires);
435 QemuOpts *vnc_parse(const char *str, Error **errp);
436 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
437 #else
438 static inline int vnc_display_password(const char *id, const char *password)
439 {
440     return -ENODEV;
441 }
442 static inline int vnc_display_pw_expire(const char *id, time_t expires)
443 {
444     return -ENODEV;
445 };
446 #endif
447 
448 /* curses.c */
449 void curses_display_init(DisplayState *ds, int full_screen);
450 
451 /* input.c */
452 int index_from_key(const char *key, size_t key_length);
453 
454 /* gtk.c */
455 void early_gtk_display_init(int opengl);
456 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover);
457 
458 #endif
459