aafead11b2
Use the BCM2835_MBOX_CHAN_PROP mbox channel to setup the framebuffer, remove unused code and unnecessary includes. Adjust the color palette when bcm2708_fb.fbswap is set on /chosen/bootargs node of DTB. The firmware used on RPi 2 uses this mode. Tested on: RPi-B and RPi 2 with 16, 24 and 32bpp
860 lines
19 KiB
C
860 lines
19 KiB
C
/*-
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* Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/consio.h>
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#include <sys/fbio.h>
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#include <sys/kdb.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/module.h>
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#include <vm/vm.h>
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#include <vm/pmap.h>
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#include <dev/fb/fbreg.h>
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#include <dev/fdt/fdt_common.h>
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#include <dev/ofw/ofw_bus.h>
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#include <dev/ofw/ofw_bus_subr.h>
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#include <dev/syscons/syscons.h>
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#include <arm/broadcom/bcm2835/bcm2835_mbox_prop.h>
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#include "mbox_if.h"
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struct argb {
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uint8_t a;
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uint8_t r;
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uint8_t g;
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uint8_t b;
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};
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static struct argb bcmfb_palette[16] = {
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{0x00, 0x00, 0x00, 0x00},
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{0x00, 0x00, 0x00, 0xaa},
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{0x00, 0x00, 0xaa, 0x00},
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{0x00, 0x00, 0xaa, 0xaa},
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{0x00, 0xaa, 0x00, 0x00},
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{0x00, 0xaa, 0x00, 0xaa},
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{0x00, 0xaa, 0x55, 0x00},
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{0x00, 0xaa, 0xaa, 0xaa},
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{0x00, 0x55, 0x55, 0x55},
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{0x00, 0x55, 0x55, 0xff},
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{0x00, 0x55, 0xff, 0x55},
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{0x00, 0x55, 0xff, 0xff},
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{0x00, 0xff, 0x55, 0x55},
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{0x00, 0xff, 0x55, 0xff},
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{0x00, 0xff, 0xff, 0x55},
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{0x00, 0xff, 0xff, 0xff}
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};
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/* mouse pointer from dev/syscons/scgfbrndr.c */
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static u_char mouse_pointer[16] = {
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0x00, 0x40, 0x60, 0x70, 0x78, 0x7c, 0x7e, 0x68,
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0x0c, 0x0c, 0x06, 0x06, 0x00, 0x00, 0x00, 0x00
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};
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#define BCMFB_FONT_HEIGHT 16
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#define BCMFB_FONT_WIDTH 8
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#define FB_WIDTH 640
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#define FB_HEIGHT 480
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#define FB_DEPTH 24
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struct bcmsc_softc {
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/* Videoadpater part */
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video_adapter_t va;
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intptr_t fb_addr;
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intptr_t fb_paddr;
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unsigned int fb_size;
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unsigned int height;
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unsigned int width;
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unsigned int depth;
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unsigned int stride;
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unsigned int xmargin;
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unsigned int ymargin;
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unsigned char *font;
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int fbswap;
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int initialized;
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};
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static struct bcmsc_softc bcmsc;
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static int bcm_fb_probe(device_t);
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static int bcm_fb_attach(device_t);
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static void bcmfb_update_margins(video_adapter_t *adp);
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static int bcmfb_configure(int);
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static int
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bcm_fb_probe(device_t dev)
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{
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int error;
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if (!ofw_bus_is_compatible(dev, "broadcom,bcm2835-fb"))
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return (ENXIO);
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device_set_desc(dev, "BCM2835 framebuffer device");
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error = sc_probe_unit(device_get_unit(dev),
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device_get_flags(dev) | SC_AUTODETECT_KBD);
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if (error != 0)
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return (error);
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return (BUS_PROBE_DEFAULT);
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}
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static int
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bcm_fb_attach(device_t dev)
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{
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struct bcm2835_fb_config fb;
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struct bcmsc_softc *sc;
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sc = (struct bcmsc_softc *)vid_get_adapter(vid_find_adapter(
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"bcmfb", 0));
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if (sc != NULL)
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device_set_softc(dev, sc);
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else
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sc = device_get_softc(dev);
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memset(&fb, 0, sizeof(fb));
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if (bcm2835_mbox_fb_get_w_h(dev, &fb) != 0)
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return (ENXIO);
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fb.bpp = FB_DEPTH;
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if (bcm2835_mbox_fb_init(dev, &fb) != 0)
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return (ENXIO);
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sc->fb_addr = (intptr_t)pmap_mapdev(fb.base, fb.size);
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sc->fb_paddr = fb.base;
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sc->fb_size = fb.size;
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sc->depth = fb.bpp;
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sc->stride = fb.pitch;
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sc->width = fb.xres;
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sc->height = fb.yres;
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bcmfb_update_margins(&sc->va);
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if (sc_attach_unit(device_get_unit(dev),
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device_get_flags(dev) | SC_AUTODETECT_KBD) != 0) {
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device_printf(dev, "failed to attach syscons\n");
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return (ENXIO);
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}
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device_printf(dev, "%dx%d(%dx%d@%d,%d) %dbpp\n", fb.xres, fb.yres,
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fb.vxres, fb.vyres, fb.xoffset, fb.yoffset, fb.bpp);
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device_printf(dev,
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"fbswap: %d, pitch %d, base 0x%08x, screen_size %d\n",
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sc->fbswap, fb.pitch, fb.base, fb.size);
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return (0);
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}
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static device_method_t bcm_fb_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, bcm_fb_probe),
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DEVMETHOD(device_attach, bcm_fb_attach),
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{ 0, 0 }
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};
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static devclass_t bcm_fb_devclass;
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static driver_t bcm_fb_driver = {
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"fb",
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bcm_fb_methods,
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sizeof(struct bcmsc_softc),
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};
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DRIVER_MODULE(bcm2835fb, ofwbus, bcm_fb_driver, bcm_fb_devclass, 0, 0);
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/*
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* Video driver routines and glue.
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*/
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static vi_probe_t bcmfb_probe;
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static vi_init_t bcmfb_init;
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static vi_get_info_t bcmfb_get_info;
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static vi_query_mode_t bcmfb_query_mode;
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static vi_set_mode_t bcmfb_set_mode;
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static vi_save_font_t bcmfb_save_font;
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static vi_load_font_t bcmfb_load_font;
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static vi_show_font_t bcmfb_show_font;
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static vi_save_palette_t bcmfb_save_palette;
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static vi_load_palette_t bcmfb_load_palette;
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static vi_set_border_t bcmfb_set_border;
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static vi_save_state_t bcmfb_save_state;
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static vi_load_state_t bcmfb_load_state;
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static vi_set_win_org_t bcmfb_set_win_org;
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static vi_read_hw_cursor_t bcmfb_read_hw_cursor;
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static vi_set_hw_cursor_t bcmfb_set_hw_cursor;
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static vi_set_hw_cursor_shape_t bcmfb_set_hw_cursor_shape;
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static vi_blank_display_t bcmfb_blank_display;
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static vi_mmap_t bcmfb_mmap;
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static vi_ioctl_t bcmfb_ioctl;
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static vi_clear_t bcmfb_clear;
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static vi_fill_rect_t bcmfb_fill_rect;
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static vi_bitblt_t bcmfb_bitblt;
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static vi_diag_t bcmfb_diag;
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static vi_save_cursor_palette_t bcmfb_save_cursor_palette;
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static vi_load_cursor_palette_t bcmfb_load_cursor_palette;
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static vi_copy_t bcmfb_copy;
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static vi_putp_t bcmfb_putp;
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static vi_putc_t bcmfb_putc;
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static vi_puts_t bcmfb_puts;
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static vi_putm_t bcmfb_putm;
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static video_switch_t bcmfbvidsw = {
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.probe = bcmfb_probe,
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.init = bcmfb_init,
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.get_info = bcmfb_get_info,
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.query_mode = bcmfb_query_mode,
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.set_mode = bcmfb_set_mode,
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.save_font = bcmfb_save_font,
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.load_font = bcmfb_load_font,
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.show_font = bcmfb_show_font,
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.save_palette = bcmfb_save_palette,
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.load_palette = bcmfb_load_palette,
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.set_border = bcmfb_set_border,
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.save_state = bcmfb_save_state,
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.load_state = bcmfb_load_state,
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.set_win_org = bcmfb_set_win_org,
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.read_hw_cursor = bcmfb_read_hw_cursor,
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.set_hw_cursor = bcmfb_set_hw_cursor,
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.set_hw_cursor_shape = bcmfb_set_hw_cursor_shape,
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.blank_display = bcmfb_blank_display,
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.mmap = bcmfb_mmap,
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.ioctl = bcmfb_ioctl,
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.clear = bcmfb_clear,
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.fill_rect = bcmfb_fill_rect,
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.bitblt = bcmfb_bitblt,
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.diag = bcmfb_diag,
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.save_cursor_palette = bcmfb_save_cursor_palette,
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.load_cursor_palette = bcmfb_load_cursor_palette,
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.copy = bcmfb_copy,
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.putp = bcmfb_putp,
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.putc = bcmfb_putc,
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.puts = bcmfb_puts,
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.putm = bcmfb_putm,
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};
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VIDEO_DRIVER(bcmfb, bcmfbvidsw, bcmfb_configure);
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static vr_init_t bcmrend_init;
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static vr_clear_t bcmrend_clear;
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static vr_draw_border_t bcmrend_draw_border;
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static vr_draw_t bcmrend_draw;
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static vr_set_cursor_t bcmrend_set_cursor;
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static vr_draw_cursor_t bcmrend_draw_cursor;
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static vr_blink_cursor_t bcmrend_blink_cursor;
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static vr_set_mouse_t bcmrend_set_mouse;
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static vr_draw_mouse_t bcmrend_draw_mouse;
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/*
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* We use our own renderer; this is because we must emulate a hardware
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* cursor.
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*/
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static sc_rndr_sw_t bcmrend = {
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bcmrend_init,
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bcmrend_clear,
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bcmrend_draw_border,
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bcmrend_draw,
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bcmrend_set_cursor,
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bcmrend_draw_cursor,
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bcmrend_blink_cursor,
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bcmrend_set_mouse,
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bcmrend_draw_mouse
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};
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RENDERER(bcmfb, 0, bcmrend, gfb_set);
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RENDERER_MODULE(bcmfb, gfb_set);
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static void
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bcmrend_init(scr_stat* scp)
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{
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}
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static void
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bcmrend_clear(scr_stat* scp, int c, int attr)
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{
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}
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static void
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bcmrend_draw_border(scr_stat* scp, int color)
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{
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}
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static void
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bcmrend_draw(scr_stat* scp, int from, int count, int flip)
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{
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video_adapter_t* adp = scp->sc->adp;
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int i, c, a;
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if (!flip) {
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/* Normal printing */
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vidd_puts(adp, from, (uint16_t*)sc_vtb_pointer(&scp->vtb, from), count);
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} else {
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/* This is for selections and such: invert the color attribute */
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for (i = count; i-- > 0; ++from) {
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c = sc_vtb_getc(&scp->vtb, from);
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a = sc_vtb_geta(&scp->vtb, from) >> 8;
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vidd_putc(adp, from, c, (a >> 4) | ((a & 0xf) << 4));
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}
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}
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}
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static void
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bcmrend_set_cursor(scr_stat* scp, int base, int height, int blink)
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{
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}
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static void
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bcmrend_draw_cursor(scr_stat* scp, int off, int blink, int on, int flip)
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{
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int bytes, col, i, j, row;
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struct bcmsc_softc *sc;
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uint8_t *addr;
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video_adapter_t *adp;
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adp = scp->sc->adp;
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sc = (struct bcmsc_softc *)adp;
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if (scp->curs_attr.height <= 0)
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return;
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if (sc->fb_addr == 0)
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return;
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if (off >= adp->va_info.vi_width * adp->va_info.vi_height)
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return;
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/* calculate the coordinates in the video buffer */
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row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;
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col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;
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addr = (uint8_t *)sc->fb_addr
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+ (row + sc->ymargin)*(sc->stride)
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+ (sc->depth/8) * (col + sc->xmargin);
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bytes = sc->depth / 8;
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/* our cursor consists of simply inverting the char under it */
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for (i = 0; i < adp->va_info.vi_cheight; i++) {
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for (j = 0; j < adp->va_info.vi_cwidth; j++) {
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switch (sc->depth) {
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case 32:
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case 24:
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addr[bytes*j + 2] ^= 0xff;
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/* FALLTHROUGH */
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case 16:
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addr[bytes*j + 1] ^= 0xff;
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addr[bytes*j] ^= 0xff;
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break;
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default:
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break;
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}
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}
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addr += sc->stride;
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}
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}
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static void
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bcmrend_blink_cursor(scr_stat* scp, int at, int flip)
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{
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}
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static void
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bcmrend_set_mouse(scr_stat* scp)
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{
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}
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static void
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bcmrend_draw_mouse(scr_stat* scp, int x, int y, int on)
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{
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vidd_putm(scp->sc->adp, x, y, mouse_pointer, 0xffffffff, 16, 8);
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}
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static uint16_t bcmfb_static_window[ROW*COL];
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extern u_char dflt_font_16[];
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/*
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* Update videoadapter settings after changing resolution
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*/
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static void
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bcmfb_update_margins(video_adapter_t *adp)
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{
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struct bcmsc_softc *sc;
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video_info_t *vi;
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sc = (struct bcmsc_softc *)adp;
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vi = &adp->va_info;
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sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;
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sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight)) / 2;
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}
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static int
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bcmfb_configure(int flags)
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{
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char bootargs[2048], *n, *p, *v;
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pcell_t cell;
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phandle_t chosen, display, root;
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struct bcmsc_softc *sc;
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sc = &bcmsc;
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if (sc->initialized)
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return (0);
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sc->width = 0;
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sc->height = 0;
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/*
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* It seems there is no way to let syscons framework know
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* that framebuffer resolution has changed. So just try
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* to fetch data from FDT bootargs, FDT display data and
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* finally go with defaults if everything else has failed.
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*/
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chosen = OF_finddevice("/chosen");
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if (chosen != 0 &&
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OF_getprop(chosen, "bootargs", &bootargs, sizeof(bootargs)) > 0) {
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p = bootargs;
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while ((v = strsep(&p, " ")) != NULL) {
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if (*v == '\0')
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continue;
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n = strsep(&v, "=");
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if (strcmp(n, "bcm2708_fb.fbwidth") == 0 && v != NULL)
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sc->width = (unsigned int)strtol(v, NULL, 0);
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else if (strcmp(n, "bcm2708_fb.fbheight") == 0 &&
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v != NULL)
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sc->height = (unsigned int)strtol(v, NULL, 0);
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else if (strcmp(n, "bcm2708_fb.fbswap") == 0 &&
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v != NULL)
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if (*v == '1')
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sc->fbswap = 1;
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}
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}
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root = OF_finddevice("/");
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if ((root != 0) &&
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(display = fdt_find_compatible(root, "broadcom,bcm2835-fb", 1))) {
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if (sc->width == 0) {
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if ((OF_getprop(display, "broadcom,width",
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&cell, sizeof(cell))) > 0)
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sc->width = (int)fdt32_to_cpu(cell);
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}
|
|
|
|
if (sc->height == 0) {
|
|
if ((OF_getprop(display, "broadcom,height",
|
|
&cell, sizeof(cell))) > 0)
|
|
sc->height = (int)fdt32_to_cpu(cell);
|
|
}
|
|
}
|
|
|
|
if (sc->width == 0)
|
|
sc->width = FB_WIDTH;
|
|
if (sc->height == 0)
|
|
sc->height = FB_HEIGHT;
|
|
|
|
bcmfb_init(0, &sc->va, 0);
|
|
sc->initialized = 1;
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_probe(int unit, video_adapter_t **adp, void *arg, int flags)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_init(int unit, video_adapter_t *adp, int flags)
|
|
{
|
|
struct bcmsc_softc *sc;
|
|
video_info_t *vi;
|
|
|
|
sc = (struct bcmsc_softc *)adp;
|
|
vi = &adp->va_info;
|
|
|
|
vid_init_struct(adp, "bcmfb", -1, unit);
|
|
|
|
sc->font = dflt_font_16;
|
|
vi->vi_cheight = BCMFB_FONT_HEIGHT;
|
|
vi->vi_cwidth = BCMFB_FONT_WIDTH;
|
|
vi->vi_width = sc->width / vi->vi_cwidth;
|
|
vi->vi_height = sc->height / vi->vi_cheight;
|
|
|
|
/*
|
|
* Clamp width/height to syscons maximums
|
|
*/
|
|
if (vi->vi_width > COL)
|
|
vi->vi_width = COL;
|
|
if (vi->vi_height > ROW)
|
|
vi->vi_height = ROW;
|
|
|
|
sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;
|
|
sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight)) / 2;
|
|
|
|
adp->va_window = (vm_offset_t) bcmfb_static_window;
|
|
adp->va_flags |= V_ADP_FONT /* | V_ADP_COLOR | V_ADP_MODECHANGE */;
|
|
|
|
vid_register(&sc->va);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_get_info(video_adapter_t *adp, int mode, video_info_t *info)
|
|
{
|
|
bcopy(&adp->va_info, info, sizeof(*info));
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_query_mode(video_adapter_t *adp, video_info_t *info)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_set_mode(video_adapter_t *adp, int mode)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_save_font(video_adapter_t *adp, int page, int size, int width,
|
|
u_char *data, int c, int count)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_load_font(video_adapter_t *adp, int page, int size, int width,
|
|
u_char *data, int c, int count)
|
|
{
|
|
struct bcmsc_softc *sc;
|
|
|
|
sc = (struct bcmsc_softc *)adp;
|
|
sc->font = data;
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_show_font(video_adapter_t *adp, int page)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_save_palette(video_adapter_t *adp, u_char *palette)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_load_palette(video_adapter_t *adp, u_char *palette)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_set_border(video_adapter_t *adp, int border)
|
|
{
|
|
return (bcmfb_blank_display(adp, border));
|
|
}
|
|
|
|
static int
|
|
bcmfb_save_state(video_adapter_t *adp, void *p, size_t size)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_load_state(video_adapter_t *adp, void *p)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_set_win_org(video_adapter_t *adp, off_t offset)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_read_hw_cursor(video_adapter_t *adp, int *col, int *row)
|
|
{
|
|
*col = *row = 0;
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_set_hw_cursor(video_adapter_t *adp, int col, int row)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_set_hw_cursor_shape(video_adapter_t *adp, int base, int height,
|
|
int celsize, int blink)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_blank_display(video_adapter_t *adp, int mode)
|
|
{
|
|
|
|
struct bcmsc_softc *sc;
|
|
|
|
sc = (struct bcmsc_softc *)adp;
|
|
if (sc && sc->fb_addr)
|
|
memset((void*)sc->fb_addr, 0, sc->fb_size);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr,
|
|
int prot, vm_memattr_t *memattr)
|
|
{
|
|
struct bcmsc_softc *sc;
|
|
|
|
sc = (struct bcmsc_softc *)adp;
|
|
|
|
/*
|
|
* This might be a legacy VGA mem request: if so, just point it at the
|
|
* framebuffer, since it shouldn't be touched
|
|
*/
|
|
if (offset < sc->stride*sc->height) {
|
|
*paddr = sc->fb_paddr + offset;
|
|
return (0);
|
|
}
|
|
|
|
return (EINVAL);
|
|
}
|
|
|
|
static int
|
|
bcmfb_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data)
|
|
{
|
|
struct bcmsc_softc *sc;
|
|
struct fbtype *fb;
|
|
|
|
sc = (struct bcmsc_softc *)adp;
|
|
|
|
switch (cmd) {
|
|
case FBIOGTYPE:
|
|
fb = (struct fbtype *)data;
|
|
fb->fb_type = FBTYPE_PCIMISC;
|
|
fb->fb_height = sc->height;
|
|
fb->fb_width = sc->width;
|
|
fb->fb_depth = sc->depth;
|
|
if (sc->depth <= 1 || sc->depth > 8)
|
|
fb->fb_cmsize = 0;
|
|
else
|
|
fb->fb_cmsize = 1 << sc->depth;
|
|
fb->fb_size = sc->fb_size;
|
|
break;
|
|
default:
|
|
return (fb_commonioctl(adp, cmd, data));
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_clear(video_adapter_t *adp)
|
|
{
|
|
|
|
return (bcmfb_blank_display(adp, 0));
|
|
}
|
|
|
|
static int
|
|
bcmfb_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_bitblt(video_adapter_t *adp, ...)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_diag(video_adapter_t *adp, int level)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_save_cursor_palette(video_adapter_t *adp, u_char *palette)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_load_cursor_palette(video_adapter_t *adp, u_char *palette)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_putp(video_adapter_t *adp, vm_offset_t off, uint32_t p, uint32_t a,
|
|
int size, int bpp, int bit_ltor, int byte_ltor)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_putc(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a)
|
|
{
|
|
int bytes, col, i, j, k, row;
|
|
struct bcmsc_softc *sc;
|
|
u_char *p;
|
|
uint8_t *addr, fg, bg, color;
|
|
uint16_t rgb;
|
|
|
|
sc = (struct bcmsc_softc *)adp;
|
|
|
|
if (sc->fb_addr == 0)
|
|
return (0);
|
|
|
|
row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;
|
|
col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;
|
|
p = sc->font + c*BCMFB_FONT_HEIGHT;
|
|
addr = (uint8_t *)sc->fb_addr
|
|
+ (row + sc->ymargin)*(sc->stride)
|
|
+ (sc->depth/8) * (col + sc->xmargin);
|
|
|
|
fg = a & 0xf ;
|
|
bg = (a >> 4) & 0xf;
|
|
|
|
bytes = sc->depth / 8;
|
|
for (i = 0; i < BCMFB_FONT_HEIGHT; i++) {
|
|
for (j = 0, k = 7; j < 8; j++, k--) {
|
|
if ((p[i] & (1 << k)) == 0)
|
|
color = bg;
|
|
else
|
|
color = fg;
|
|
|
|
switch (sc->depth) {
|
|
case 32:
|
|
case 24:
|
|
if (sc->fbswap) {
|
|
addr[bytes * j + 0] =
|
|
bcmfb_palette[color].b;
|
|
addr[bytes * j + 1] =
|
|
bcmfb_palette[color].g;
|
|
addr[bytes * j + 2] =
|
|
bcmfb_palette[color].r;
|
|
} else {
|
|
addr[bytes * j + 0] =
|
|
bcmfb_palette[color].r;
|
|
addr[bytes * j + 1] =
|
|
bcmfb_palette[color].g;
|
|
addr[bytes * j + 2] =
|
|
bcmfb_palette[color].b;
|
|
}
|
|
if (sc->depth == 32)
|
|
addr[bytes * j + 3] =
|
|
bcmfb_palette[color].a;
|
|
break;
|
|
case 16:
|
|
rgb = (bcmfb_palette[color].r >> 3) << 11;
|
|
rgb |= (bcmfb_palette[color].g >> 2) << 5;
|
|
rgb |= (bcmfb_palette[color].b >> 3);
|
|
addr[bytes * j] = rgb & 0xff;
|
|
addr[bytes * j + 1] = (rgb >> 8) & 0xff;
|
|
default:
|
|
/* Not supported yet */
|
|
break;
|
|
}
|
|
}
|
|
|
|
addr += (sc->stride);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < len; i++)
|
|
bcmfb_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
bcmfb_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image,
|
|
uint32_t pixel_mask, int size, int width)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Define a stub keyboard driver in case one hasn't been
|
|
* compiled into the kernel
|
|
*/
|
|
#include <sys/kbio.h>
|
|
#include <dev/kbd/kbdreg.h>
|
|
|
|
static int dummy_kbd_configure(int flags);
|
|
|
|
keyboard_switch_t bcmdummysw;
|
|
|
|
static int
|
|
dummy_kbd_configure(int flags)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
KEYBOARD_DRIVER(bcmdummy, bcmdummysw, dummy_kbd_configure);
|