1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
53 #include <arm/broadcom/bcm2835/bcm2835_mbox_prop.h>
68 	{"broadcom,bcm2835-fb",		1},
69 	{"brcm,bcm2708-fb",		1},
88 	if (fb->bpp < FB_DEPTH) {  in bcm_fb_init()
89 		device_printf(sc->dev, "changing fb bpp from %d to %d\n",  in bcm_fb_init()
90 		    fb->bpp, FB_DEPTH);  in bcm_fb_init()
91 		fb->bpp = FB_DEPTH;  in bcm_fb_init()
93 		device_printf(sc->dev, "keeping existing fb bpp of %d\n",  in bcm_fb_init()
94 		    fb->bpp);  in bcm_fb_init()
96 	fb->vxres = fb->xres;  in bcm_fb_init()
97 	fb->vyres = fb->yres;  in bcm_fb_init()
98 	fb->xoffset = fb->yoffset = 0;  in bcm_fb_init()
101 		device_printf(sc->dev, "bcm2835_mbox_fb_init failed, err=%d\n",  in bcm_fb_init()
120 	memset(&sc->info, 0, sizeof(sc->info));  in bcm_fb_setup_fbd()
121 	sc->info.fb_name = device_get_nameunit(sc->dev);  in bcm_fb_setup_fbd()
123 	sc->info.fb_vbase = (intptr_t)pmap_mapdev(fb.base, fb.size);  in bcm_fb_setup_fbd()
124 	sc->info.fb_pbase = fb.base;  in bcm_fb_setup_fbd()
125 	sc->info.fb_size = fb.size;  in bcm_fb_setup_fbd()
126 	sc->info.fb_bpp = sc->info.fb_depth = fb.bpp;  in bcm_fb_setup_fbd()
127 	sc->info.fb_stride = fb.pitch;  in bcm_fb_setup_fbd()
128 	sc->info.fb_width = fb.xres;  in bcm_fb_setup_fbd()
129 	sc->info.fb_height = fb.yres;  in bcm_fb_setup_fbd()
131 	sc->info.fb_flags = FB_FLAG_MEMATTR;  in bcm_fb_setup_fbd()
132 	sc->info.fb_memattr = VM_MEMATTR_WRITE_COMBINING;  in bcm_fb_setup_fbd()
135 	if (sc->fbswap) {  in bcm_fb_setup_fbd()
136 		switch (sc->info.fb_bpp) {  in bcm_fb_setup_fbd()
138 			vt_config_cons_colors(&sc->info,  in bcm_fb_setup_fbd()
140 			sc->info.fb_cmsize = 16;  in bcm_fb_setup_fbd()
143 			vt_config_cons_colors(&sc->info,  in bcm_fb_setup_fbd()
145 			sc->info.fb_cmsize = 16;  in bcm_fb_setup_fbd()
150 	fbd = device_add_child(sc->dev, "fbd", device_get_unit(sc->dev));  in bcm_fb_setup_fbd()
152 		device_printf(sc->dev, "Failed to add fbd child\n");  in bcm_fb_setup_fbd()
153 		pmap_unmapdev((void *)sc->info.fb_vbase, sc->info.fb_size);  in bcm_fb_setup_fbd()
156 		device_printf(sc->dev, "Failed to attach fbd device\n");  in bcm_fb_setup_fbd()
157 		device_delete_child(sc->dev, fbd);  in bcm_fb_setup_fbd()
158 		pmap_unmapdev((void *)sc->info.fb_vbase, sc->info.fb_size);  in bcm_fb_setup_fbd()
162 	device_printf(sc->dev, "%dx%d(%dx%d@%d,%d) %dbpp\n", fb.xres, fb.yres,  in bcm_fb_setup_fbd()
164 	device_printf(sc->dev,  in bcm_fb_setup_fbd()
166 	    sc->fbswap, fb.pitch, fb.base, fb.size);  in bcm_fb_setup_fbd()
181 	if (err || !req->newptr) /* error || read request */  in bcm_fb_resync_sysctl()
199 	ctx = device_get_sysctl_ctx(sc->dev);  in bcm_fb_sysctl_init()
200 	tree_node = device_get_sysctl_tree(sc->dev);  in bcm_fb_sysctl_init()
211 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)  in bcm_fb_probe()
214 	device_set_desc(dev, "BCM2835 VT framebuffer driver");  in bcm_fb_probe()
228 	sc->dev = dev;  in bcm_fb_attach()
230 	/* Newer firmware versions needs an inverted color palette. */  in bcm_fb_attach()
231 	sc->fbswap = 0;  in bcm_fb_attach()
233 	if (chosen != -1 &&  in bcm_fb_attach()
242 					sc->fbswap = 1;  in bcm_fb_attach()
262 	return (&sc->info);  in bcm_fb_helper_getinfo()