852 lines
19 KiB
C
852 lines
19 KiB
C
/*-
|
|
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
|
*
|
|
* Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@freebsd.org>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
*/
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/bus.h>
|
|
#include <sys/consio.h>
|
|
#include <sys/fbio.h>
|
|
#include <sys/kdb.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/module.h>
|
|
|
|
#include <vm/vm.h>
|
|
#include <vm/pmap.h>
|
|
|
|
#include <dev/fb/fbreg.h>
|
|
#include <dev/ofw/ofw_bus.h>
|
|
#include <dev/ofw/ofw_bus_subr.h>
|
|
#include <dev/syscons/syscons.h>
|
|
|
|
#include <arm/broadcom/bcm2835/bcm2835_mbox_prop.h>
|
|
|
|
#include "mbox_if.h"
|
|
|
|
struct argb {
|
|
uint8_t a;
|
|
uint8_t r;
|
|
uint8_t g;
|
|
uint8_t b;
|
|
};
|
|
|
|
static struct argb bcmfb_palette[16] = {
|
|
{0x00, 0x00, 0x00, 0x00},
|
|
{0x00, 0x00, 0x00, 0xaa},
|
|
{0x00, 0x00, 0xaa, 0x00},
|
|
{0x00, 0x00, 0xaa, 0xaa},
|
|
{0x00, 0xaa, 0x00, 0x00},
|
|
{0x00, 0xaa, 0x00, 0xaa},
|
|
{0x00, 0xaa, 0x55, 0x00},
|
|
{0x00, 0xaa, 0xaa, 0xaa},
|
|
{0x00, 0x55, 0x55, 0x55},
|
|
{0x00, 0x55, 0x55, 0xff},
|
|
{0x00, 0x55, 0xff, 0x55},
|
|
{0x00, 0x55, 0xff, 0xff},
|
|
{0x00, 0xff, 0x55, 0x55},
|
|
{0x00, 0xff, 0x55, 0xff},
|
|
{0x00, 0xff, 0xff, 0x55},
|
|
{0x00, 0xff, 0xff, 0xff}
|
|
};
|
|
|
|
/* mouse pointer from dev/syscons/scgfbrndr.c */
|
|
static u_char mouse_pointer[16] = {
|
|
0x00, 0x40, 0x60, 0x70, 0x78, 0x7c, 0x7e, 0x68,
|
|
0x0c, 0x0c, 0x06, 0x06, 0x00, 0x00, 0x00, 0x00
|
|
};
|
|
|
|
#define BCMFB_FONT_HEIGHT 16
|
|
#define BCMFB_FONT_WIDTH 8
|
|
#define FB_WIDTH 640
|
|
#define FB_HEIGHT 480
|
|
#define FB_DEPTH 24
|
|
|
|
struct bcmsc_softc {
|
|
/* Videoadpater part */
|
|
video_adapter_t va;
|
|
|
|
intptr_t fb_addr;
|
|
intptr_t fb_paddr;
|
|
unsigned int fb_size;
|
|
|
|
unsigned int height;
|
|
unsigned int width;
|
|
unsigned int depth;
|
|
unsigned int stride;
|
|
|
|
unsigned int xmargin;
|
|
unsigned int ymargin;
|
|
|
|
unsigned char *font;
|
|
int fbswap;
|
|
int initialized;
|
|
};
|
|
|
|
static struct bcmsc_softc bcmsc;
|
|
|
|
static struct ofw_compat_data compat_data[] = {
|
|
{"broadcom,bcm2835-fb", 1},
|
|
{"brcm,bcm2708-fb", 1},
|
|
{NULL, 0}
|
|
};
|
|
|
|
static int bcm_fb_probe(device_t);
|
|
static int bcm_fb_attach(device_t);
|
|
static void bcmfb_update_margins(video_adapter_t *adp);
|
|
static int bcmfb_configure(int);
|
|
|
|
static int
|
|
bcm_fb_probe(device_t dev)
|
|
{
|
|
int error;
|
|
|
|
if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)
|
|
return (ENXIO);
|
|
|
|
device_set_desc(dev, "BCM2835 framebuffer device");
|
|
error = sc_probe_unit(device_get_unit(dev),
|
|
device_get_flags(dev) | SC_AUTODETECT_KBD);
|
|
if (error != 0)
|
|
return (error);
|
|
|
|
return (BUS_PROBE_DEFAULT);
|
|
}
|
|
|
|
static int
|
|
bcm_fb_attach(device_t dev)
|
|
{
|
|
struct bcm2835_fb_config fb;
|
|
struct bcmsc_softc *sc;
|
|
|
|
sc = (struct bcmsc_softc *)vid_get_adapter(vid_find_adapter(
|
|
"bcmfb", 0));
|
|
if (sc != NULL)
|
|
device_set_softc(dev, sc);
|
|
else
|
|
sc = device_get_softc(dev);
|
|
|
|
memset(&fb, 0, sizeof(fb));
|
|
if (bcm2835_mbox_fb_get_w_h(&fb) != 0)
|
|
return (ENXIO);
|
|
fb.bpp = FB_DEPTH;
|
|
fb.vxres = fb.xres;
|
|
fb.vyres = fb.yres;
|
|
fb.xoffset = fb.yoffset = 0;
|
|
if (bcm2835_mbox_fb_init(&fb) != 0)
|
|
return (ENXIO);
|
|
|
|
sc->fb_addr = (intptr_t)pmap_mapdev(fb.base, fb.size);
|
|
sc->fb_paddr = fb.base;
|
|
sc->fb_size = fb.size;
|
|
sc->depth = fb.bpp;
|
|
sc->stride = fb.pitch;
|
|
sc->width = fb.xres;
|
|
sc->height = fb.yres;
|
|
bcmfb_update_margins(&sc->va);
|
|
|
|
if (sc_attach_unit(device_get_unit(dev),
|
|
device_get_flags(dev) | SC_AUTODETECT_KBD) != 0) {
|
|
device_printf(dev, "failed to attach syscons\n");
|
|
return (ENXIO);
|
|
}
|
|
|
|
device_printf(dev, "%dx%d(%dx%d@%d,%d) %dbpp\n", fb.xres, fb.yres,
|
|
fb.vxres, fb.vyres, fb.xoffset, fb.yoffset, fb.bpp);
|
|
device_printf(dev,
|
|
"fbswap: %d, pitch %d, base 0x%08x, screen_size %d\n",
|
|
sc->fbswap, fb.pitch, fb.base, fb.size);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static device_method_t bcm_fb_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, bcm_fb_probe),
|
|
DEVMETHOD(device_attach, bcm_fb_attach),
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static devclass_t bcm_fb_devclass;
|
|
|
|
static driver_t bcm_fb_driver = {
|
|
"fb",
|
|
bcm_fb_methods,
|
|
sizeof(struct bcmsc_softc),
|
|
};
|
|
|
|
DRIVER_MODULE(bcm2835fb, ofwbus, bcm_fb_driver, bcm_fb_devclass, 0, 0);
|
|
DRIVER_MODULE(bcm2835fb, simplebus, bcm_fb_driver, bcm_fb_devclass, 0, 0);
|
|
|
|
/*
|
|
* Video driver routines and glue.
|
|
*/
|
|
static vi_probe_t bcmfb_probe;
|
|
static vi_init_t bcmfb_init;
|
|
static vi_get_info_t bcmfb_get_info;
|
|
static vi_query_mode_t bcmfb_query_mode;
|
|
static vi_set_mode_t bcmfb_set_mode;
|
|
static vi_save_font_t bcmfb_save_font;
|
|
static vi_load_font_t bcmfb_load_font;
|
|
static vi_show_font_t bcmfb_show_font;
|
|
static vi_save_palette_t bcmfb_save_palette;
|
|
static vi_load_palette_t bcmfb_load_palette;
|
|
static vi_set_border_t bcmfb_set_border;
|
|
static vi_save_state_t bcmfb_save_state;
|
|
static vi_load_state_t bcmfb_load_state;
|
|
static vi_set_win_org_t bcmfb_set_win_org;
|
|
static vi_read_hw_cursor_t bcmfb_read_hw_cursor;
|
|
static vi_set_hw_cursor_t bcmfb_set_hw_cursor;
|
|
static vi_set_hw_cursor_shape_t bcmfb_set_hw_cursor_shape;
|
|
static vi_blank_display_t bcmfb_blank_display;
|
|
static vi_mmap_t bcmfb_mmap;
|
|
static vi_ioctl_t bcmfb_ioctl;
|
|
static vi_clear_t bcmfb_clear;
|
|
static vi_fill_rect_t bcmfb_fill_rect;
|
|
static vi_bitblt_t bcmfb_bitblt;
|
|
static vi_diag_t bcmfb_diag;
|
|
static vi_save_cursor_palette_t bcmfb_save_cursor_palette;
|
|
static vi_load_cursor_palette_t bcmfb_load_cursor_palette;
|
|
static vi_copy_t bcmfb_copy;
|
|
static vi_putp_t bcmfb_putp;
|
|
static vi_putc_t bcmfb_putc;
|
|
static vi_puts_t bcmfb_puts;
|
|
static vi_putm_t bcmfb_putm;
|
|
|
|
static video_switch_t bcmfbvidsw = {
|
|
.probe = bcmfb_probe,
|
|
.init = bcmfb_init,
|
|
.get_info = bcmfb_get_info,
|
|
.query_mode = bcmfb_query_mode,
|
|
.set_mode = bcmfb_set_mode,
|
|
.save_font = bcmfb_save_font,
|
|
.load_font = bcmfb_load_font,
|
|
.show_font = bcmfb_show_font,
|
|
.save_palette = bcmfb_save_palette,
|
|
.load_palette = bcmfb_load_palette,
|
|
.set_border = bcmfb_set_border,
|
|
.save_state = bcmfb_save_state,
|
|
.load_state = bcmfb_load_state,
|
|
.set_win_org = bcmfb_set_win_org,
|
|
.read_hw_cursor = bcmfb_read_hw_cursor,
|
|
.set_hw_cursor = bcmfb_set_hw_cursor,
|
|
.set_hw_cursor_shape = bcmfb_set_hw_cursor_shape,
|
|
.blank_display = bcmfb_blank_display,
|
|
.mmap = bcmfb_mmap,
|
|
.ioctl = bcmfb_ioctl,
|
|
.clear = bcmfb_clear,
|
|
.fill_rect = bcmfb_fill_rect,
|
|
.bitblt = bcmfb_bitblt,
|
|
.diag = bcmfb_diag,
|
|
.save_cursor_palette = bcmfb_save_cursor_palette,
|
|
.load_cursor_palette = bcmfb_load_cursor_palette,
|
|
.copy = bcmfb_copy,
|
|
.putp = bcmfb_putp,
|
|
.putc = bcmfb_putc,
|
|
.puts = bcmfb_puts,
|
|
.putm = bcmfb_putm,
|
|
};
|
|
|
|
VIDEO_DRIVER(bcmfb, bcmfbvidsw, bcmfb_configure);
|
|
|
|
static vr_init_t bcmrend_init;
|
|
static vr_clear_t bcmrend_clear;
|
|
static vr_draw_border_t bcmrend_draw_border;
|
|
static vr_draw_t bcmrend_draw;
|
|
static vr_set_cursor_t bcmrend_set_cursor;
|
|
static vr_draw_cursor_t bcmrend_draw_cursor;
|
|
static vr_blink_cursor_t bcmrend_blink_cursor;
|
|
static vr_set_mouse_t bcmrend_set_mouse;
|
|
static vr_draw_mouse_t bcmrend_draw_mouse;
|
|
|
|
/*
|
|
* We use our own renderer; this is because we must emulate a hardware
|
|
* cursor.
|
|
*/
|
|
static sc_rndr_sw_t bcmrend = {
|
|
bcmrend_init,
|
|
bcmrend_clear,
|
|
bcmrend_draw_border,
|
|
bcmrend_draw,
|
|
bcmrend_set_cursor,
|
|
bcmrend_draw_cursor,
|
|
bcmrend_blink_cursor,
|
|
bcmrend_set_mouse,
|
|
bcmrend_draw_mouse
|
|
};
|
|
|
|
RENDERER(bcmfb, 0, bcmrend, gfb_set);
|
|
RENDERER_MODULE(bcmfb, gfb_set);
|
|
|
|
static void
|
|
bcmrend_init(scr_stat* scp)
|
|
{
|
|
}
|
|
|
|
static void
|
|
bcmrend_clear(scr_stat* scp, int c, int attr)
|
|
{
|
|
}
|
|
|
|
static void
|
|
bcmrend_draw_border(scr_stat* scp, int color)
|
|
{
|
|
}
|
|
|
|
static void
|
|
bcmrend_draw(scr_stat* scp, int from, int count, int flip)
|
|
{
|
|
video_adapter_t* adp = scp->sc->adp;
|
|
int i, c, a;
|
|
|
|
if (!flip) {
|
|
/* Normal printing */
|
|
vidd_puts(adp, from, (uint16_t*)sc_vtb_pointer(&scp->vtb, from), count);
|
|
} else {
|
|
/* This is for selections and such: invert the color attribute */
|
|
for (i = count; i-- > 0; ++from) {
|
|
c = sc_vtb_getc(&scp->vtb, from);
|
|
a = sc_vtb_geta(&scp->vtb, from) >> 8;
|
|
vidd_putc(adp, from, c, (a >> 4) | ((a & 0xf) << 4));
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
bcmrend_set_cursor(scr_stat* scp, int base, int height, int blink)
|
|
{
|
|
}
|
|
|
|
static void
|
|
bcmrend_draw_cursor(scr_stat* scp, int off, int blink, int on, int flip)
|
|
{
|
|
int bytes, col, i, j, row;
|
|
struct bcmsc_softc *sc;
|
|
uint8_t *addr;
|
|
video_adapter_t *adp;
|
|
|
|
adp = scp->sc->adp;
|
|
sc = (struct bcmsc_softc *)adp;
|
|
|
|
if (scp->curs_attr.height <= 0)
|
|
return;
|
|
|
|
if (sc->fb_addr == 0)
|
|
return;
|
|
|
|
if (off >= adp->va_info.vi_width * adp->va_info.vi_height)
|
|
return;
|
|
|
|
/* calculate the coordinates in the video buffer */
|
|
row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;
|
|
col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;
|
|
|
|
addr = (uint8_t *)sc->fb_addr
|
|
+ (row + sc->ymargin)*(sc->stride)
|
|
+ (sc->depth/8) * (col + sc->xmargin);
|
|
|
|
bytes = sc->depth / 8;
|
|
/* our cursor consists of simply inverting the char under it */
|
|
for (i = 0; i < adp->va_info.vi_cheight; i++) {
|
|
for (j = 0; j < adp->va_info.vi_cwidth; j++) {
|
|
switch (sc->depth) {
|
|
case 32:
|
|
case 24:
|
|
addr[bytes*j + 2] ^= 0xff;
|
|
/* FALLTHROUGH */
|
|
case 16:
|
|
addr[bytes*j + 1] ^= 0xff;
|
|
addr[bytes*j] ^= 0xff;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
addr += sc->stride;
|
|
}
|
|
}
|
|
|
|
static void
|
|
bcmrend_blink_cursor(scr_stat* scp, int at, int flip)
|
|
{
|
|
}
|
|
|
|
static void
|
|
bcmrend_set_mouse(scr_stat* scp)
|
|
{
|
|
}
|
|
|
|
static void
|
|
bcmrend_draw_mouse(scr_stat* scp, int x, int y, int on)
|
|
{
|
|
vidd_putm(scp->sc->adp, x, y, mouse_pointer, 0xffffffff, 16, 8);
|
|
}
|
|
|
|
static uint16_t bcmfb_static_window[ROW*COL];
|
|
extern u_char dflt_font_16[];
|
|
|
|
/*
|
|
* Update videoadapter settings after changing resolution
|
|
*/
|
|
static void
|
|
bcmfb_update_margins(video_adapter_t *adp)
|
|
{
|
|
struct bcmsc_softc *sc;
|
|
video_info_t *vi;
|
|
|
|
sc = (struct bcmsc_softc *)adp;
|
|
vi = &adp->va_info;
|
|
|
|
sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2;
|
|
sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight)) / 2;
|
|
}
|
|
|
|
static int
|
|
bcmfb_configure(int flags)
|
|
{
|
|
char bootargs[2048], *n, *p, *v;
|
|
pcell_t cell;
|
|
phandle_t chosen, display, root;
|
|
struct bcmsc_softc *sc;
|
|
|
|
sc = &bcmsc;
|
|
if (sc->initialized)
|
|
return (0);
|
|
|
|
sc->width = 0;
|
|
sc->height = 0;
|
|
|
|
/*
|
|
* It seems there is no way to let syscons framework know
|
|
* that framebuffer resolution has changed. So just try
|
|
* to fetch data from FDT bootargs, FDT display data and
|
|
* finally go with defaults if everything else has failed.
|
|
*/
|
|
chosen = OF_finddevice("/chosen");
|
|
if (chosen != -1 &&
|
|
OF_getprop(chosen, "bootargs", &bootargs, sizeof(bootargs)) > 0) {
|
|
p = bootargs;
|
|
while ((v = strsep(&p, " ")) != NULL) {
|
|
if (*v == '\0')
|
|
continue;
|
|
n = strsep(&v, "=");
|
|
if (strcmp(n, "bcm2708_fb.fbwidth") == 0 && v != NULL)
|
|
sc->width = (unsigned int)strtol(v, NULL, 0);
|
|
else if (strcmp(n, "bcm2708_fb.fbheight") == 0 &&
|
|
v != NULL)
|
|
sc->height = (unsigned int)strtol(v, NULL, 0);
|
|
else if (strcmp(n, "bcm2708_fb.fbswap") == 0 &&
|
|
v != NULL)
|
|
if (*v == '1')
|
|
sc->fbswap = 1;
|
|
}
|
|
}
|
|
|
|
root = OF_finddevice("/");
|
|
if ((root != -1) &&
|
|
(display = fdt_find_compatible(root, "broadcom,bcm2835-fb", 1))) {
|
|
if (sc->width == 0) {
|
|
if ((OF_getencprop(display, "broadcom,width",
|
|
&cell, sizeof(cell))) > 0)
|
|
sc->width = cell;
|
|
}
|
|
|
|
if (sc->height == 0) {
|
|
if ((OF_getencprop(display, "broadcom,height",
|
|
&cell, sizeof(cell))) > 0)
|
|
sc->height = 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);
|
|
}
|