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author | Peter Tyser <ptyser@xes-inc.com> | 2010-04-12 22:28:04 -0500 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-04-13 09:13:03 +0200 |
commit | ea0364f1bbfed1e3ea711147420875cf338fe77a (patch) | |
tree | 15c051bc4d2e94c1661c73e1b87c22c7beda7c24 /lib_arm/cache-cp15.c | |
parent | 89f39e177e7b0152aa1d3152baa25d986e36cdcf (diff) | |
download | u-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.zip u-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.tar.gz u-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.tar.bz2 |
Move lib_$ARCH directories to arch/$ARCH/lib
Also move lib_$ARCH/config.mk to arch/$ARCH/config.mk
This change is intended to clean up the top-level directory structure
and more closely mimic Linux's directory organization.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'lib_arm/cache-cp15.c')
-rw-r--r-- | lib_arm/cache-cp15.c | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/lib_arm/cache-cp15.c b/lib_arm/cache-cp15.c deleted file mode 100644 index 62ed54f..0000000 --- a/lib_arm/cache-cp15.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - * (C) Copyright 2002 - * Wolfgang Denk, DENX Software Engineering, wd@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 - */ - -#include <common.h> -#include <asm/system.h> - -#if !(defined(CONFIG_SYS_NO_ICACHE) && defined(CONFIG_SYS_NO_DCACHE)) -static void cp_delay (void) -{ - volatile int i; - - /* copro seems to need some delay between reading and writing */ - for (i = 0; i < 100; i++) - nop(); -} - -/* cache_bit must be either CR_I or CR_C */ -static void cache_enable(uint32_t cache_bit) -{ - uint32_t reg; - - reg = get_cr(); /* get control reg. */ - cp_delay(); - set_cr(reg | cache_bit); -} - -/* cache_bit must be either CR_I or CR_C */ -static void cache_disable(uint32_t cache_bit) -{ - uint32_t reg; - - reg = get_cr(); - cp_delay(); - set_cr(reg & ~cache_bit); -} -#endif - -#ifdef CONFIG_SYS_NO_ICACHE -void icache_enable (void) -{ - return; -} - -void icache_disable (void) -{ - return; -} - -int icache_status (void) -{ - return 0; /* always off */ -} -#else -void icache_enable(void) -{ - cache_enable(CR_I); -} - -void icache_disable(void) -{ - cache_disable(CR_I); -} - -int icache_status(void) -{ - return (get_cr() & CR_I) != 0; -} -#endif - -#ifdef CONFIG_SYS_NO_DCACHE -void dcache_enable (void) -{ - return; -} - -void dcache_disable (void) -{ - return; -} - -int dcache_status (void) -{ - return 0; /* always off */ -} -#else -void dcache_enable(void) -{ - cache_enable(CR_C); -} - -void dcache_disable(void) -{ - cache_disable(CR_C); -} - -int dcache_status(void) -{ - return (get_cr() & CR_C) != 0; -} -#endif |