94 static uint8_t draw_char_vtmono(const struct char_framebuffer *fb,  in draw_char_vtmono()  argument
98 	const struct cfb_font *fptr = &(fb->fonts[fb->font_idx]);  in draw_char_vtmono()
101 		(((fb->screen_info & SCREEN_INFO_MONO_MSB_FIRST) != 0) != font_is_msbfirst);  in draw_char_vtmono()
123 			const size_t fb_index = (fb_y / 8U) * fb->x_res + fb_x;  in draw_char_vtmono()
130 			if (fb_x < 0 || fb->x_res <= fb_x || fb_y < 0 || fb->y_res <= fb_y) {  in draw_char_vtmono()
191 				fb->buf[fb_index] &= ~bg_mask;  in draw_char_vtmono()
197 			fb->buf[fb_index] |= byte;  in draw_char_vtmono()
212 static inline void draw_point(struct char_framebuffer *fb, int16_t x, int16_t y)  in draw_point()  argument
214 	const bool need_reverse = ((fb->screen_info & SCREEN_INFO_MONO_MSB_FIRST) != 0);  in draw_point()
215 	const size_t index = ((y / 8) * fb->x_res);  in draw_point()
218 	if (x < 0 || x >= fb->x_res) {  in draw_point()
222 	if (y < 0 || y >= fb->y_res) {  in draw_point()
230 	fb->buf[index + x] |= m;  in draw_point()
233 static void draw_line(struct char_framebuffer *fb, int16_t x0, int16_t y0, int16_t x1, int16_t y1)  in draw_line()  argument
243 		draw_point(fb, x0, y0);  in draw_line()
266 	const struct char_framebuffer *fb = &char_fb;  in draw_text()  local
269 	if (!fb->fonts || !fb->buf) {  in draw_text()
273 	fptr = &(fb->fonts[fb->font_idx]);  in draw_text()
280 	if ((fb->screen_info & SCREEN_INFO_MONO_VTILED)) {  in draw_text()
284 			if ((x + fptr->width > fb->x_res) && wrap) {  in draw_text()
288 			x += fb->kerning + draw_char_vtmono(fb, str[i], x, y, wrap);  in draw_text()
299 	struct char_framebuffer *fb = &char_fb;  in cfb_draw_point()  local
301 	draw_point(fb, pos->x, pos->y);  in cfb_draw_point()
309 	struct char_framebuffer *fb = &char_fb;  in cfb_draw_line()  local
311 	draw_line(fb, start->x, start->y, end->x, end->y);  in cfb_draw_line()
319 	struct char_framebuffer *fb = &char_fb;  in cfb_draw_rect()  local
321 	draw_line(fb, start->x, start->y, end->x, start->y);  in cfb_draw_rect()
322 	draw_line(fb, end->x, start->y, end->x, end->y);  in cfb_draw_rect()
323 	draw_line(fb, end->x, end->y, start->x, end->y);  in cfb_draw_rect()
324 	draw_line(fb, start->x, end->y, start->x, start->y);  in cfb_draw_rect()
342 	const struct char_framebuffer *fb = &char_fb;  in cfb_invert_area()  local
343 	const bool need_reverse = ((fb->screen_info & SCREEN_INFO_MONO_MSB_FIRST) != 0);  in cfb_invert_area()
345 	if (x >= fb->x_res || y >= fb->y_res) {  in cfb_invert_area()
351 	if ((fb->screen_info & SCREEN_INFO_MONO_VTILED)) {  in cfb_invert_area()
352 		if (x > fb->x_res) {  in cfb_invert_area()
353 			x = fb->x_res;  in cfb_invert_area()
356 		if (y > fb->y_res) {  in cfb_invert_area()
357 			y = fb->y_res;  in cfb_invert_area()
360 		if (x + width > fb->x_res) {  in cfb_invert_area()
361 			width = fb->x_res - x;  in cfb_invert_area()
364 		if (y + height > fb->y_res) {  in cfb_invert_area()
365 			height = fb->y_res - y;  in cfb_invert_area()
375 				const size_t index = ((j / 8) * fb->x_res) + i;  in cfb_invert_area()
384 					uint8_t b = fb->buf[index];  in cfb_invert_area()
399 					fb->buf[index] = (b ^ (~m));  in cfb_invert_area()
403 					fb->buf[index] = ~fb->buf[index];  in cfb_invert_area()
407 					uint8_t b = fb->buf[index];  in cfb_invert_area()
413 					fb->buf[index] = (b ^ (~m));  in cfb_invert_area()
426 static int cfb_invert(const struct char_framebuffer *fb)  in cfb_invert()  argument
428 	for (size_t i = 0; i < fb->x_res * fb->y_res / 8U; i++) {  in cfb_invert()
429 		fb->buf[i] = ~fb->buf[i];  in cfb_invert()
437 	const struct char_framebuffer *fb = &char_fb;  in cfb_framebuffer_clear()  local
439 	if (!fb->buf) {  in cfb_framebuffer_clear()
443 	memset(fb->buf, 0, fb->size);  in cfb_framebuffer_clear()
454 	struct char_framebuffer *fb = &char_fb;  in cfb_framebuffer_invert()  local
456 	fb->inverted = !fb->inverted;  in cfb_framebuffer_invert()
464 	const struct char_framebuffer *fb = &char_fb;  in cfb_framebuffer_finalize()  local
469 	if (!fb->buf) {  in cfb_framebuffer_finalize()
474 		.buf_size = fb->size,  in cfb_framebuffer_finalize()
475 		.width = fb->x_res,  in cfb_framebuffer_finalize()
476 		.height = fb->y_res,  in cfb_framebuffer_finalize()
477 		.pitch = fb->x_res,  in cfb_framebuffer_finalize()
480 	if (!(fb->pixel_format & PIXEL_FORMAT_MONO10) != !(fb->inverted)) {  in cfb_framebuffer_finalize()
481 		cfb_invert(fb);  in cfb_framebuffer_finalize()
482 		err = api->write(dev, 0, 0, &desc, fb->buf);  in cfb_framebuffer_finalize()
483 		cfb_invert(fb);  in cfb_framebuffer_finalize()
487 	return api->write(dev, 0, 0, &desc, fb->buf);  in cfb_framebuffer_finalize()
493 	const struct char_framebuffer *fb = &char_fb;  in cfb_get_display_parameter()  local
497 		return fb->y_res;  in cfb_get_display_parameter()
499 		return fb->x_res;  in cfb_get_display_parameter()
501 		return fb->ppt;  in cfb_get_display_parameter()
503 		if (fb->screen_info & SCREEN_INFO_MONO_VTILED) {  in cfb_get_display_parameter()
504 			return fb->y_res / fb->ppt;  in cfb_get_display_parameter()
506 		return fb->y_res;  in cfb_get_display_parameter()
508 		if (fb->screen_info & SCREEN_INFO_MONO_VTILED) {  in cfb_get_display_parameter()
509 			return fb->x_res;  in cfb_get_display_parameter()
511 		return fb->x_res / fb->ppt;  in cfb_get_display_parameter()
518 	struct char_framebuffer *fb = &char_fb;  in cfb_framebuffer_set_font()  local
520 	if (idx >= fb->numof_fonts) {  in cfb_framebuffer_set_font()
524 	fb->font_idx = idx;  in cfb_framebuffer_set_font()
532 	const struct char_framebuffer *fb = &char_fb;  in cfb_get_font_size()  local
534 	if (idx >= fb->numof_fonts) {  in cfb_get_font_size()
558 	const struct char_framebuffer *fb = &char_fb;  in cfb_get_numof_fonts()  local
560 	return fb->numof_fonts;  in cfb_get_numof_fonts()
566 	struct char_framebuffer *fb = &char_fb;  in cfb_framebuffer_init()  local
573 	STRUCT_SECTION_COUNT(cfb_font, &fb->numof_fonts);  in cfb_framebuffer_init()
575 	LOG_DBG("number of fonts %d", fb->numof_fonts);  in cfb_framebuffer_init()
577 	fb->x_res = cfg.x_resolution;  in cfb_framebuffer_init()
578 	fb->y_res = cfg.y_resolution;  in cfb_framebuffer_init()
579 	fb->ppt = 8U;  in cfb_framebuffer_init()
580 	fb->pixel_format = cfg.current_pixel_format;  in cfb_framebuffer_init()
581 	fb->screen_info = cfg.screen_info;  in cfb_framebuffer_init()
582 	fb->kerning = 0;  in cfb_framebuffer_init()
583 	fb->inverted = false;  in cfb_framebuffer_init()
585 	fb->fonts = TYPE_SECTION_START(cfb_font);  in cfb_framebuffer_init()
586 	fb->font_idx = 0U;  in cfb_framebuffer_init()
588 	fb->size = fb->x_res * fb->y_res / fb->ppt;  in cfb_framebuffer_init()
589 	fb->buf = k_malloc(fb->size);  in cfb_framebuffer_init()
590 	if (!fb->buf) {  in cfb_framebuffer_init()
594 	memset(fb->buf, 0, fb->size);  in cfb_framebuffer_init()
601 	struct char_framebuffer *fb = &char_fb;  in cfb_framebuffer_deinit()  local
603 	if (fb->buf) {  in cfb_framebuffer_deinit()
604 		k_free(fb->buf);  in cfb_framebuffer_deinit()
605 		fb->buf = NULL;  in cfb_framebuffer_deinit()