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authorPeter Tyser <ptyser@xes-inc.com>2010-04-12 22:28:04 -0500
committerWolfgang Denk <wd@denx.de>2010-04-13 09:13:03 +0200
commitea0364f1bbfed1e3ea711147420875cf338fe77a (patch)
tree15c051bc4d2e94c1661c73e1b87c22c7beda7c24 /lib_m68k/cache.c
parent89f39e177e7b0152aa1d3152baa25d986e36cdcf (diff)
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_m68k/cache.c')
-rw-r--r--lib_m68k/cache.c150
1 files changed, 0 insertions, 150 deletions
diff --git a/lib_m68k/cache.c b/lib_m68k/cache.c
deleted file mode 100644
index ed881783f10..00000000000
--- a/lib_m68k/cache.c
+++ /dev/null
@@ -1,150 +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/immap.h>
-#include <asm/cache.h>
-
-volatile int *cf_icache_status = (int *)ICACHE_STATUS;
-volatile int *cf_dcache_status = (int *)DCACHE_STATUS;
-
-void flush_cache(ulong start_addr, ulong size)
-{
- /* Must be implemented for all M68k processors with copy-back data cache */
-}
-
-int icache_status(void)
-{
- return *cf_icache_status;
-}
-
-int dcache_status(void)
-{
- return *cf_dcache_status;
-}
-
-void icache_enable(void)
-{
- icache_invalid();
-
- *cf_icache_status = 1;
-
-#ifdef CONFIG_CF_V4
- __asm__ __volatile__("movec %0, %%acr2"::"r"(CONFIG_SYS_CACHE_ACR2));
- __asm__ __volatile__("movec %0, %%acr3"::"r"(CONFIG_SYS_CACHE_ACR3));
-#elif defined(CONFIG_CF_V4e)
- __asm__ __volatile__("movec %0, %%acr6"::"r"(CONFIG_SYS_CACHE_ACR6));
- __asm__ __volatile__("movec %0, %%acr7"::"r"(CONFIG_SYS_CACHE_ACR7));
-#else
- __asm__ __volatile__("movec %0, %%acr0"::"r"(CONFIG_SYS_CACHE_ACR0));
- __asm__ __volatile__("movec %0, %%acr1"::"r"(CONFIG_SYS_CACHE_ACR1));
-#endif
-
- __asm__ __volatile__("movec %0, %%cacr"::"r"(CONFIG_SYS_CACHE_ICACR));
-}
-
-void icache_disable(void)
-{
- u32 temp = 0;
-
- *cf_icache_status = 0;
- icache_invalid();
-
-#ifdef CONFIG_CF_V4
- __asm__ __volatile__("movec %0, %%acr2"::"r"(temp));
- __asm__ __volatile__("movec %0, %%acr3"::"r"(temp));
-#elif defined(CONFIG_CF_V4e)
- __asm__ __volatile__("movec %0, %%acr6"::"r"(temp));
- __asm__ __volatile__("movec %0, %%acr7"::"r"(temp));
-#else
- __asm__ __volatile__("movec %0, %%acr0"::"r"(temp));
- __asm__ __volatile__("movec %0, %%acr1"::"r"(temp));
-
-#endif
-}
-
-void icache_invalid(void)
-{
- u32 temp;
-
- temp = CONFIG_SYS_ICACHE_INV;
- if (*cf_icache_status)
- temp |= CONFIG_SYS_CACHE_ICACR;
-
- __asm__ __volatile__("movec %0, %%cacr"::"r"(temp));
-}
-
-/*
- * data cache only for ColdFire V4 such as MCF547x_8x, MCF5445x
- * the dcache will be dummy in ColdFire V2 and V3
- */
-void dcache_enable(void)
-{
- dcache_invalid();
- *cf_dcache_status = 1;
-
-#ifdef CONFIG_CF_V4
- __asm__ __volatile__("movec %0, %%acr0"::"r"(CONFIG_SYS_CACHE_ACR0));
- __asm__ __volatile__("movec %0, %%acr1"::"r"(CONFIG_SYS_CACHE_ACR1));
-#elif defined(CONFIG_CF_V4e)
- __asm__ __volatile__("movec %0, %%acr4"::"r"(CONFIG_SYS_CACHE_ACR4));
- __asm__ __volatile__("movec %0, %%acr5"::"r"(CONFIG_SYS_CACHE_ACR5));
-
-#endif
-
- __asm__ __volatile__("movec %0, %%cacr"::"r"(CONFIG_SYS_CACHE_DCACR));
-}
-
-void dcache_disable(void)
-{
- u32 temp = 0;
-
- *cf_dcache_status = 0;
- dcache_invalid();
-
- __asm__ __volatile__("movec %0, %%cacr"::"r"(temp));
-
-#ifdef CONFIG_CF_V4
- __asm__ __volatile__("movec %0, %%acr0"::"r"(temp));
- __asm__ __volatile__("movec %0, %%acr1"::"r"(temp));
-#elif defined(CONFIG_CF_V4e)
- __asm__ __volatile__("movec %0, %%acr4"::"r"(temp));
- __asm__ __volatile__("movec %0, %%acr5"::"r"(temp));
-
-#endif
-}
-
-void dcache_invalid(void)
-{
-#ifdef CONFIG_CF_V4
- u32 temp;
-
- temp = CONFIG_SYS_DCACHE_INV;
- if (*cf_dcache_status)
- temp |= CONFIG_SYS_CACHE_DCACR;
- if (*cf_icache_status)
- temp |= CONFIG_SYS_CACHE_ICACR;
-
- __asm__ __volatile__("movec %0, %%cacr"::"r"(temp));
-#endif
-}