diff options
Diffstat (limited to 'cpu/arm_cortexa8/cpu.c')
-rw-r--r-- | cpu/arm_cortexa8/cpu.c | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/cpu/arm_cortexa8/cpu.c b/cpu/arm_cortexa8/cpu.c deleted file mode 100644 index a01e0d6..0000000 --- a/cpu/arm_cortexa8/cpu.c +++ /dev/null @@ -1,83 +0,0 @@ -/* - * (C) Copyright 2008 Texas Insturments - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> - * - * 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 - */ - -/* - * CPU specific code - */ - -#include <common.h> -#include <command.h> -#include <asm/system.h> -#include <asm/cache.h> -#ifndef CONFIG_L2_OFF -#include <asm/arch/sys_proto.h> -#endif - -static void cache_flush(void); - -int cleanup_before_linux(void) -{ - unsigned int i; - - /* - * this function is called just before we call linux - * it prepares the processor for linux - * - * we turn off caches etc ... - */ - disable_interrupts(); - - /* turn off I/D-cache */ - icache_disable(); - dcache_disable(); - - /* invalidate I-cache */ - cache_flush(); - -#ifndef CONFIG_L2_OFF - /* turn off L2 cache */ - l2_cache_disable(); - /* invalidate L2 cache also */ - invalidate_dcache(get_device_type()); -#endif - i = 0; - /* mem barrier to sync up things */ - asm("mcr p15, 0, %0, c7, c10, 4": :"r"(i)); - -#ifndef CONFIG_L2_OFF - l2_cache_enable(); -#endif - - return 0; -} - -static void cache_flush(void) -{ - asm ("mcr p15, 0, %0, c7, c5, 0": :"r" (0)); -} |