1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
100 	unsigned int	depth;  member
114 	{"broadcom,bcm2835-fb",		1},
115 	{"brcm,bcm2708-fb",		1},
129 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)  in bcm_fb_probe()
164 	sc->fb_addr = (intptr_t)pmap_mapdev(fb.base, fb.size);  in bcm_fb_attach()
165 	sc->fb_paddr = fb.base;  in bcm_fb_attach()
166 	sc->fb_size = fb.size;  in bcm_fb_attach()
167 	sc->depth = fb.bpp;  in bcm_fb_attach()
168 	sc->stride = fb.pitch;  in bcm_fb_attach()
169 	sc->width = fb.xres;  in bcm_fb_attach()
170 	sc->height = fb.yres;  in bcm_fb_attach()
171 	bcmfb_update_margins(&sc->va);  in bcm_fb_attach()
183 	    sc->fbswap, fb.pitch, fb.base, fb.size);  in bcm_fb_attach()
322 	video_adapter_t* adp = scp->sc->adp;  in bcmrend_draw()
327 		vidd_puts(adp, from, (uint16_t*)sc_vtb_pointer(&scp->vtb, from), count);  in bcmrend_draw()
330 		for (i = count; i-- > 0; ++from) {  in bcmrend_draw()
331 			c = sc_vtb_getc(&scp->vtb, from);  in bcmrend_draw()
332 			a = sc_vtb_geta(&scp->vtb, from) >> 8;  in bcmrend_draw()
351 	adp = scp->sc->adp;  in bcmrend_draw_cursor()
354 	if (scp->curs_attr.height <= 0)  in bcmrend_draw_cursor()
357 	if (sc->fb_addr == 0)  in bcmrend_draw_cursor()
360 	if (off >= adp->va_info.vi_width * adp->va_info.vi_height)  in bcmrend_draw_cursor()
364 	row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;  in bcmrend_draw_cursor()
365 	col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;  in bcmrend_draw_cursor()
367 	addr = (uint8_t *)sc->fb_addr  in bcmrend_draw_cursor()
368 	    + (row + sc->ymargin)*(sc->stride)  in bcmrend_draw_cursor()
369 	    + (sc->depth/8) * (col + sc->xmargin);  in bcmrend_draw_cursor()
371 	bytes = sc->depth / 8;  in bcmrend_draw_cursor()
373 	for (i = 0; i < adp->va_info.vi_cheight; i++) {  in bcmrend_draw_cursor()
374 		for (j = 0; j < adp->va_info.vi_cwidth; j++) {  in bcmrend_draw_cursor()
375 			switch (sc->depth) {  in bcmrend_draw_cursor()
389 		addr += sc->stride;  in bcmrend_draw_cursor()
406 	vidd_putm(scp->sc->adp, x, y, mouse_pointer, 0xffffffff, 16, 8);  in bcmrend_draw_mouse()
422 	vi = &adp->va_info;  in bcmfb_update_margins()
424 	sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;  in bcmfb_update_margins()
425 	sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight)) / 2;  in bcmfb_update_margins()
433 	phandle_t chosen, display, root;  in bcmfb_configure()  local
437 	if (sc->initialized)  in bcmfb_configure()
440 	sc->width = 0;  in bcmfb_configure()
441 	sc->height = 0;  in bcmfb_configure()
446 	 * to fetch data from FDT bootargs, FDT display data and  in bcmfb_configure()
450 	if (chosen != -1 &&  in bcmfb_configure()
458 				sc->width = (unsigned int)strtol(v, NULL, 0);  in bcmfb_configure()
461 				sc->height = (unsigned int)strtol(v, NULL, 0);  in bcmfb_configure()
465 					sc->fbswap = 1;  in bcmfb_configure()
470 	if ((root != -1) &&   in bcmfb_configure()
471 	    (display = fdt_find_compatible(root, "broadcom,bcm2835-fb", 1))) {  in bcmfb_configure()
472 		if (sc->width == 0) {  in bcmfb_configure()
473 			if ((OF_getencprop(display, "broadcom,width",  in bcmfb_configure()
475 				sc->width = cell;  in bcmfb_configure()
478 		if (sc->height == 0) {  in bcmfb_configure()
479 			if ((OF_getencprop(display, "broadcom,height",   in bcmfb_configure()
481 				sc->height = cell;  in bcmfb_configure()
485 	if (sc->width == 0)  in bcmfb_configure()
486 		sc->width = FB_WIDTH;  in bcmfb_configure()
487 	if (sc->height == 0)  in bcmfb_configure()
488 		sc->height = FB_HEIGHT;  in bcmfb_configure()
490 	bcmfb_init(0, &sc->va, 0);  in bcmfb_configure()
491 	sc->initialized = 1;  in bcmfb_configure()
510 	vi = &adp->va_info;  in bcmfb_init()
512 	vid_init_struct(adp, "bcmfb", -1, unit);  in bcmfb_init()
514 	sc->font = dflt_font_16;  in bcmfb_init()
515 	vi->vi_cheight = BCMFB_FONT_HEIGHT;  in bcmfb_init()
516 	vi->vi_cwidth = BCMFB_FONT_WIDTH;  in bcmfb_init()
517 	vi->vi_width = sc->width / vi->vi_cwidth;  in bcmfb_init()
518 	vi->vi_height = sc->height / vi->vi_cheight;  in bcmfb_init()
523 	if (vi->vi_width > COL)  in bcmfb_init()
524 		vi->vi_width = COL;  in bcmfb_init()
525 	if (vi->vi_height > ROW)  in bcmfb_init()
526 		vi->vi_height = ROW;  in bcmfb_init()
528 	sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;  in bcmfb_init()
529 	sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight)) / 2;  in bcmfb_init()
531 	adp->va_window = (vm_offset_t) bcmfb_static_window;  in bcmfb_init()
532 	adp->va_flags |= V_ADP_FONT /* | V_ADP_COLOR | V_ADP_MODECHANGE */;  in bcmfb_init()
534 	vid_register(&sc->va);  in bcmfb_init()
542 	bcopy(&adp->va_info, info, sizeof(*info));  in bcmfb_get_info()
572 	sc->font = data;  in bcmfb_load_font()
647 	if (sc && sc->fb_addr)  in bcmfb_blank_display()
648 		memset((void*)sc->fb_addr, 0, sc->fb_size);  in bcmfb_blank_display()
665 	if (offset < sc->stride*sc->height) {  in bcmfb_mmap()
666 		*paddr = sc->fb_paddr + offset;  in bcmfb_mmap()
684 		fb->fb_type = FBTYPE_PCIMISC;  in bcmfb_ioctl()
685 		fb->fb_height = sc->height;  in bcmfb_ioctl()
686 		fb->fb_width = sc->width;  in bcmfb_ioctl()
687 		fb->fb_depth = sc->depth;  in bcmfb_ioctl()
688 		if (sc->depth <= 1 || sc->depth > 8)  in bcmfb_ioctl()
689 			fb->fb_cmsize = 0;  in bcmfb_ioctl()
691 			fb->fb_cmsize = 1 << sc->depth;  in bcmfb_ioctl()
692 		fb->fb_size = sc->fb_size;  in bcmfb_ioctl()
769 	if (sc->fb_addr == 0)  in bcmfb_putc()
772 	row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;  in bcmfb_putc()
773 	col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;  in bcmfb_putc()
774 	p = sc->font + c*BCMFB_FONT_HEIGHT;  in bcmfb_putc()
775 	addr = (uint8_t *)sc->fb_addr  in bcmfb_putc()
776 	    + (row + sc->ymargin)*(sc->stride)  in bcmfb_putc()
777 	    + (sc->depth/8) * (col + sc->xmargin);  in bcmfb_putc()
782 	bytes = sc->depth / 8;  in bcmfb_putc()
784 		for (j = 0, k = 7; j < 8; j++, k--) {  in bcmfb_putc()
790 			switch (sc->depth) {  in bcmfb_putc()
793 				if (sc->fbswap) {  in bcmfb_putc()
808 				if (sc->depth == 32)  in bcmfb_putc()
824 		addr += (sc->stride);  in bcmfb_putc()