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