1998-08-21 03:17:42 +00:00
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/*-
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* Copyright (c) 1998 Michael Smith <msmith@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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2003-08-25 23:28:32 +00:00
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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1998-08-21 03:17:42 +00:00
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#include <stand.h>
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1998-10-02 20:53:17 +00:00
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#include <sys/param.h>
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#include <sys/reboot.h>
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2018-07-13 16:43:23 +00:00
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#include <sys/boot.h>
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1998-10-09 23:24:55 +00:00
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#include <sys/linker.h>
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2020-12-21 05:31:16 +00:00
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#include <gfx_fb.h>
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1998-08-21 03:17:42 +00:00
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#include "bootstrap.h"
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1998-10-02 20:53:17 +00:00
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#include "libi386.h"
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2020-12-21 05:31:16 +00:00
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#include "vbe.h"
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1998-10-02 20:53:17 +00:00
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#include "btxv86.h"
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1998-08-21 03:17:42 +00:00
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2020-12-21 05:31:16 +00:00
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void
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bi_load_vbe_data(struct preloaded_file *kfp)
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{
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2021-12-14 21:38:43 +00:00
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if (!kfp->f_tg_kernel_support) {
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2021-01-26 22:47:56 +00:00
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/*
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* Loaded kernel does not have vt/vbe backend,
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* switch console to text mode.
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*/
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if (vbe_available())
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bios_set_text_mode(VGA_TEXT_MODE);
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return;
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}
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2020-12-21 05:31:16 +00:00
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if (vbe_available()) {
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file_addmetadata(kfp, MODINFOMD_VBE_FB,
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sizeof(gfx_state.tg_fb), &gfx_state.tg_fb);
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}
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}
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1998-08-21 03:17:42 +00:00
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int
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bi_getboothowto(char *kargs)
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{
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2005-05-27 19:31:00 +00:00
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char *curpos, *next, *string;
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1998-08-21 03:17:42 +00:00
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int howto;
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2005-05-27 19:31:00 +00:00
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int vidconsole;
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2018-07-13 16:43:23 +00:00
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howto = boot_parse_cmdline(kargs);
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2018-07-13 16:43:29 +00:00
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howto |= boot_env_to_howto();
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2005-05-27 19:31:00 +00:00
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/* Enable selected consoles */
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string = next = strdup(getenv("console"));
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vidconsole = 0;
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while (next != NULL) {
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curpos = strsep(&next, " ,");
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if (*curpos == '\0')
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continue;
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if (!strcmp(curpos, "vidconsole"))
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vidconsole = 1;
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else if (!strcmp(curpos, "comconsole"))
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howto |= RB_SERIAL;
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else if (!strcmp(curpos, "nullconsole"))
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howto |= RB_MUTE;
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}
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if (vidconsole && (howto & RB_SERIAL))
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howto |= RB_MULTIPLE;
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/*
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* XXX: Note that until the kernel is ready to respect multiple consoles
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* for the boot messages, the first named console is the primary console
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*/
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if (!strcmp(string, "vidconsole"))
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howto &= ~RB_SERIAL;
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free(string);
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1998-08-21 03:17:42 +00:00
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return(howto);
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}
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2005-09-22 15:14:13 +00:00
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void
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bi_setboothowto(int howto)
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{
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2018-07-13 16:43:29 +00:00
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boot_howto_to_env(howto);
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2005-09-22 15:14:13 +00:00
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}
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