2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright 2020 Toomas Soome
5 * Copyright 2020 RackTop Systems, Inc.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 #include <machine/metadata.h>
44 #define EDID_MAGIC { 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 }
47 uint8_t header[8]; /* fixed header pattern */
48 uint16_t manufacturer_id;
49 uint16_t product_code;
50 uint32_t serial_number;
51 uint8_t week_of_manufacture;
52 uint8_t year_of_manufacture;
57 struct edid_basic_display_parameters {
58 uint8_t video_input_parameters;
59 uint8_t max_horizontal_image_size;
60 uint8_t max_vertical_image_size;
61 uint8_t display_gamma;
62 uint8_t supported_features;
65 struct edid_chromaticity_coordinates {
67 uint8_t blue_white_lo;
78 struct edid_detailed_timings {
80 uint8_t horizontal_active_lo;
81 uint8_t horizontal_blanking_lo;
82 uint8_t horizontal_hi;
83 uint8_t vertical_active_lo;
84 uint8_t vertical_blanking_lo;
86 uint8_t horizontal_sync_offset_lo;
87 uint8_t horizontal_sync_pulse_width_lo;
88 uint8_t vertical_sync_lo;
90 uint8_t horizontal_image_size_lo;
91 uint8_t vertical_image_size_lo;
92 uint8_t image_size_hi;
93 uint8_t horizontal_border;
94 uint8_t vertical_border;
98 struct vesa_edid_info {
99 struct edid_header header;
100 struct edid_basic_display_parameters display;
101 #define EDID_FEATURE_PREFERRED_TIMING_MODE (1 << 1)
102 struct edid_chromaticity_coordinates chromaticity;
103 uint8_t established_timings_1;
104 uint8_t established_timings_2;
105 uint8_t manufacturer_reserved_timings;
106 uint16_t standard_timings[8];
107 struct edid_detailed_timings detailed_timings[4];
108 uint8_t number_of_extensions;
112 extern struct vesa_edid_info *edid_info;
114 #define STD_TIMINGS 8
115 #define DET_TIMINGS 4
117 #define HSIZE(x) (((x & 0xff) + 31) * 8)
118 #define RATIO(x) ((x & 0xC000) >> 14)
120 /* EDID Ver. 1.3 redefined this */
121 #define RATIO16_10 RATIO1_1
127 * Number of pixels and lines is 12-bit int, valid values 0-4095.
129 #define EDID_MAX_PIXELS 4095
130 #define EDID_MAX_LINES 4095
132 #define GET_EDID_INFO_WIDTH(edid_info, timings_num) \
133 ((edid_info)->detailed_timings[(timings_num)].horizontal_active_lo | \
134 (((uint32_t)(edid_info)->detailed_timings[(timings_num)].horizontal_hi & \
137 #define GET_EDID_INFO_HEIGHT(edid_info, timings_num) \
138 ((edid_info)->detailed_timings[(timings_num)].vertical_active_lo | \
139 (((uint32_t)(edid_info)->detailed_timings[(timings_num)].vertical_hi & \
145 TAILQ_ENTRY(resolution) next;
148 typedef TAILQ_HEAD(edid_resolution, resolution) edid_res_list_t;
150 struct vesa_flat_panel_info {
151 uint16_t HSize; /* Horizontal Size in Pixels */
152 uint16_t VSize; /* Vertical Size in Lines */
153 uint16_t FPType; /* Flat Panel Type */
154 uint8_t RedBPP; /* Red Bits Per Primary */
155 uint8_t GreenBPP; /* Green Bits Per Primary */
156 uint8_t BlueBPP; /* Blue Bits Per Primary */
157 uint8_t ReservedBPP; /* Reserved Bits Per Primary */
158 uint32_t RsvdOffScrnMemSize; /* Size in KB of Offscreen Memory */
159 uint32_t RsvdOffScrnMemPtr; /* Pointer to reserved offscreen memory */
160 uint8_t Reserved[14]; /* remainder of FPInfo */
163 #define COLOR_FORMAT_VGA 0
164 #define COLOR_FORMAT_RGB 1
167 extern uint32_t cmap[NCMAP];
170 * VT_FB_MAX_WIDTH and VT_FB_MAX_HEIGHT are dimensions from where
171 * we will not auto select smaller font than 8x16.
172 * See also sys/dev/vt/vt.h
174 #ifndef VT_FB_MAX_WIDTH
175 #define VT_FB_MAX_WIDTH 4096
177 #ifndef VT_FB_MAX_HEIGHT
178 #define VT_FB_MAX_HEIGHT 2400
199 uint32_t fb_mask_red;
200 uint32_t fb_mask_green;
201 uint32_t fb_mask_blue;
202 uint32_t fb_mask_reserved;
206 typedef struct teken_gfx {
207 enum FB_TYPE tg_fb_type;
208 enum COLOR_TYPE tg_ctype;
210 teken_t tg_teken; /* Teken core */
211 teken_pos_t tg_cursor; /* Where cursor was drawn */
212 bool tg_cursor_visible;
213 uint8_t *tg_cursor_image; /* Memory for cursor */
214 size_t tg_cursor_size;
215 teken_pos_t tg_tp; /* Terminal dimensions */
216 teken_pos_t tg_origin; /* Point of origin in pixels */
217 uint8_t *tg_glyph; /* Memory for glyph */
218 size_t tg_glyph_size;
219 struct vt_font tg_font;
221 teken_funcs_t *tg_functions;
223 bool tg_kernel_supported; /* Loaded kernel is supported */
226 extern font_list_t fonts;
227 extern teken_gfx_t gfx_state;
231 GfxFbBltVideoToBltBuffer,
232 GfxFbBltBufferToVideo,
233 GfxFbBltVideoToVideo,
234 GfxFbBltOperationMax,
235 } GFXFB_BLT_OPERATION;
237 int gfxfb_blt(void *, GFXFB_BLT_OPERATION, uint32_t, uint32_t,
238 uint32_t, uint32_t, uint32_t, uint32_t, uint32_t);
240 int generate_cons_palette(uint32_t *, int, uint32_t, int, uint32_t, int,
242 bool console_update_mode(bool);
243 void setup_font(teken_gfx_t *, teken_unit_t, teken_unit_t);
244 uint8_t *font_lookup(const struct vt_font *, teken_char_t,
245 const teken_attr_t *);
246 void bios_text_font(bool);
248 /* teken callbacks. */
249 tf_cursor_t gfx_fb_cursor;
250 tf_putchar_t gfx_fb_putchar;
251 tf_fill_t gfx_fb_fill;
252 tf_copy_t gfx_fb_copy;
253 tf_param_t gfx_fb_param;
255 /* Screen buffer element */
261 extern const int cons_to_vga_colors[NCOLORS];
263 /* Screen buffer to track changes on the terminal screen. */
264 extern struct text_pixel *screen_buffer;
265 bool is_same_pixel(struct text_pixel *, struct text_pixel *);
267 bool gfx_get_edid_resolution(struct vesa_edid_info *, edid_res_list_t *);
268 void gfx_framework_init(void);
269 void gfx_fb_cons_display(uint32_t, uint32_t, uint32_t, uint32_t, void *);
270 void gfx_fb_setpixel(uint32_t, uint32_t);
271 void gfx_fb_drawrect(uint32_t, uint32_t, uint32_t, uint32_t, uint32_t);
272 void gfx_term_drawrect(uint32_t, uint32_t, uint32_t, uint32_t);
273 void gfx_fb_line(uint32_t, uint32_t, uint32_t, uint32_t, uint32_t);
274 void gfx_fb_bezier(uint32_t, uint32_t, uint32_t, uint32_t, uint32_t, uint32_t,
277 #define FL_PUTIMAGE_BORDER 0x1
278 #define FL_PUTIMAGE_NOSCROLL 0x2
279 #define FL_PUTIMAGE_DEBUG 0x80
281 int gfx_fb_putimage(png_t *, uint32_t, uint32_t, uint32_t, uint32_t, uint32_t);
282 bool gfx_parse_mode_str(char *, int *, int *, int *);
283 void term_image_display(teken_gfx_t *, const teken_rect_t *);
285 void reset_font_flags(void);
291 #endif /* _GFX_FB_H */