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66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/*
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* Copyright (C) 2006 Michael Brown <mbrown@fensystems.co.uk>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <console.h>
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#include <latch.h>
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#include <gpxe/shell_banner.h>
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/** @file
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*
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* Shell startup banner
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*
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*/
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#define BANNER_TIMEOUT ( 2 * TICKS_PER_SEC )
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#define NORMAL "\033[0m"
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#define BOLD "\033[1m"
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#define CYAN "\033[36m"
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/**
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* Print shell banner and prompt for shell entry
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*
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* @ret enter_shell User wants to enter shell
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*/
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int shell_banner ( void ) {
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unsigned long timeout = ( currticks() + BANNER_TIMEOUT );
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int key;
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int enter_shell = 0;
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/* Print welcome banner */
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printf ( "\n\n\n" BOLD "gPXE " VERSION
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NORMAL " -- Open Source Boot Firmware -- "
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CYAN "http://etherboot.org" NORMAL "\n"
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"Press Ctrl-B for the gPXE command line..." );
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/* Wait for key */
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while ( currticks() < timeout ) {
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if ( iskey() ) {
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key = getchar();
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if ( key == 0x02 /* Ctrl-B */ )
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enter_shell = 1;
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break;
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}
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}
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/* Clear the "Press Ctrl-B" line */
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printf ( "\r \r" );
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return enter_shell;
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}
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