Date: Thu, 12 Jan 2012 00:02:14 +0000 (UTC) From: Eitan Adler <eadler@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r229994 - in stable/9: share/man/man4 sys/dev/fb sys/modules/splash sys/modules/splash/txt Message-ID: <201201120002.q0C02E5X082893@svn.freebsd.org>
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Author: eadler (ports committer) Date: Thu Jan 12 00:02:14 2012 New Revision: 229994 URL: http://svn.freebsd.org/changeset/base/229994 Log: MFC r228445: - Add support for ASCII art splash screens in TheDraw format PR: kern/143370 Approved by: ed Added: stable/9/sys/dev/fb/splash_txt.c - copied unchanged from r228445, head/sys/dev/fb/splash_txt.c stable/9/sys/modules/splash/txt/ - copied from r228445, head/sys/modules/splash/txt/ Modified: stable/9/share/man/man4/splash.4 stable/9/sys/modules/splash/Makefile Directory Properties: stable/9/share/man/ (props changed) stable/9/share/man/man4/ (props changed) stable/9/sys/ (props changed) Modified: stable/9/share/man/man4/splash.4 ============================================================================== --- stable/9/share/man/man4/splash.4 Thu Jan 12 00:01:11 2012 (r229993) +++ stable/9/share/man/man4/splash.4 Thu Jan 12 00:02:14 2012 (r229994) @@ -74,6 +74,14 @@ Bitmaps of other color depths will not b ZSoft PCX decoder. This decoder currently only supports version 5 8-bpp single-plane images. +.It Pa splash_txt.ko +TheDraw binary ASCII drawing file decoder. +Displays a text-mode 80x25 ASCII drawing, such as that produced by +the Binary save format in TheDraw. +This format consists of a sequence +of two byte pairs representing the 80x25 display, where the first byte +is the ASCII character to draw and the second byte indicates the +colors/attributes to use when drawing the character. .El .Pp The @@ -223,6 +231,16 @@ If the VESA support is statically linked necessary to load the VESA module. Just load the bitmap file and the splash decoder module as in the first example above. +.Pp +To load a binary ASCII drawing and display this while booting, include the +following into your +.Pa /boot/loader.conf +: +.Bd -literal -offset indent +splash_txt_load="YES" +bitmap_load="YES" +bitmap_name="/boot/splash.bin" +.Ed .\".Sh DIAGNOSTICS .Sh SEE ALSO .Xr vidcontrol 1 , @@ -256,6 +274,15 @@ module was written by based on the .Pa splash_bmp code. +The +.Pa splash_txt +module was written by +.An Antony Mawer Aq antony@mawer.org +based on the +.Pa splash_bmp +code, with some additional inspiration from the +.Pa daemon_saver +code. .Sh CAVEATS Both the splash screen and the screen saver work with .Xr syscons 4 Copied: stable/9/sys/dev/fb/splash_txt.c (from r228445, head/sys/dev/fb/splash_txt.c) ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ stable/9/sys/dev/fb/splash_txt.c Thu Jan 12 00:02:14 2012 (r229994, copy of r228445, head/sys/dev/fb/splash_txt.c) @@ -0,0 +1,135 @@ +/*- + * Copyright (c) 1999 Michael Smith <msmith@freebsd.org> + * Copyright (c) 1999 Kazutaka YOKOTA <yokota@freebsd.org> + * Copyright (c) 2005 Antony Mawer <antony@mawer.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 AUTHORS 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 AUTHORS 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. + * + * $FreeBSD$ + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/module.h> +#include <sys/kernel.h> +#include <sys/consio.h> +#include <sys/fbio.h> + +#include <machine/pc/display.h> + +#include <dev/fb/fbreg.h> +#include <dev/fb/splashreg.h> +#include <dev/syscons/syscons.h> + +static int splash_on = FALSE; + +static int txt_init(video_adapter_t *adp); +static int txt_end(video_adapter_t *adp); +static int txt_splash(video_adapter_t * adp, const int on); + +/* These are rows by columns of the text-mode display device. */ +#define BIN_IMAGE_WIDTH 80 +#define BIN_IMAGE_HEIGHT 25 + +static splash_decoder_t txt_decoder = { + .name = "splash_txt", + .init = txt_init, + .term = txt_end, + .splash = txt_splash, + .data_type = SPLASH_IMAGE, +}; + +SPLASH_DECODER(splash_txt, txt_decoder); + +static void +draw_text_splash(sc_softc_t *sc) +{ + u_int x, y; + u_char ch, attr; + u_char *pdata = txt_decoder.data; + + /* Init failed. */ + if (txt_decoder.data == NULL) + return; + for (y = 0; y < BIN_IMAGE_HEIGHT; y++) { + for (x = 0; x < BIN_IMAGE_WIDTH; x++) { + ch = *pdata++; + attr = *pdata++; + sc_vtb_putc(&sc->cur_scp->scr, + (y * sc->cur_scp->xsize) + x, + sc->scr_map[ch], (int)attr << 8); + } + } +} + +static int +txt_init(video_adapter_t *adp) +{ + + /* Ensure that the image data exists. */ + if (txt_decoder.data == NULL || txt_decoder.data_size <= 0) { + printf("splash_txt: No ASCII bitmap file found\n"); + return (ENODEV); + } + return (0); +} + +static int +txt_end(video_adapter_t *adp) +{ + + return (0); +} + +static int +txt_splash(video_adapter_t *adp, const int on) +{ + sc_softc_t *sc; + scr_stat *scp; + + sc = sc_find_softc(adp, NULL); + if (sc == NULL) + return (EAGAIN); + scp = sc->cur_scp; + if (on) { + if (!splash_on) { + if (adp->va_info.vi_flags & V_INFO_GRAPHICS) + return EAGAIN; + /* Clear screen and set border colour. */ + sc_vtb_clear(&scp->scr, sc->scr_map[0x20], + (FG_LIGHTGREY | BG_BLACK) << 8); + (*vidsw[adp->va_index]->set_hw_cursor)(adp, -1, -1); + sc_set_border(scp, 0); + splash_on = TRUE; + /* Display the splash screen. */ + draw_text_splash(sc); + } + return (0); + } else { + /* The video mode will be restored by the caller. */ + splash_on = FALSE; + return (0); + } +} + + Modified: stable/9/sys/modules/splash/Makefile ============================================================================== --- stable/9/sys/modules/splash/Makefile Thu Jan 12 00:01:11 2012 (r229993) +++ stable/9/sys/modules/splash/Makefile Thu Jan 12 00:02:14 2012 (r229994) @@ -1,5 +1,5 @@ # $FreeBSD$ -SUBDIR= bmp pcx +SUBDIR= bmp pcx txt .include <bsd.subdir.mk>
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