| /* |
| * 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. |
| */ |
| |
| FILE_LICENCE ( GPL2_OR_LATER ); |
| |
| #include <stdio.h> |
| #include <console.h> |
| #include <config/general.h> |
| #include <ipxe/keys.h> |
| #include <ipxe/timer.h> |
| #include <ipxe/shell_banner.h> |
| |
| /** @file |
| * |
| * Shell startup banner |
| * |
| */ |
| |
| /** |
| * Print shell banner and prompt for shell entry |
| * |
| * @ret enter_shell User wants to enter shell |
| */ |
| int shell_banner ( void ) { |
| int key; |
| |
| /* Skip prompt if timeout is zero */ |
| if ( BANNER_TIMEOUT <= 0 ) |
| return 0; |
| |
| /* Display prompt */ |
| printf ( "\nPress Ctrl-B for the iPXE command line..." ); |
| |
| /* Wait for key */ |
| key = getkey ( ( BANNER_TIMEOUT * TICKS_PER_SEC ) / 10 ); |
| |
| /* Clear the "Press Ctrl-B" line */ |
| printf ( "\r \r" ); |
| |
| return ( key == CTRL_B ); |
| } |