/* * (C) Copyright 2007-2013 * Allwinner Technology Co., Ltd. <www.allwinnertech.com> * Young <guoyingyang@allwinnertech.com> * * See file CREDITS for list of people who contributed to this * project. * * 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 (at your option) 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., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include "common.h" #include "asm/armv7.h" #include <private_toc.h> #include <asm/arch/uart.h> extern sbrom_toc0_config_t *toc0_config ; extern int debug_mode; /* ************************************************************************************************************ * * function * * name :set_debugmode_flag * * parmeters :void * * return : * * note :if BT0_head.prvt_head.debug_mode_off = 1,do not print any message to uart ; * if you press 's' button,turn on printf * ************************************************************************************************************ */ void set_debugmode_flag(void) { char c = 0; int i = 0; for(i = 0;i < 3;i++) { __msdelay(10); if(sunxi_serial_tstc()) { printf("key press :"); c = sunxi_serial_getc(); printf("0x%x \n",c); break; } } if(c == 's') { debug_mode = 1; return ; } if(toc0_config->debug_mode) debug_mode = 1; else debug_mode = 0; return ; }