s3c44b0: extract cache from cpu.c

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

diff --git a/cpu/s3c44b0/Makefile b/cpu/s3c44b0/Makefile
index fd696f7efb194948f591671d4c192f6c4140d59a..ae909a699f6b483b04479aa552c2622b0812aa2c 100644 (file)
--- a/cpu/s3c44b0/Makefile
+++ b/cpu/s3c44b0/Makefile
@@ -26,7 +26,7 @@ include $(TOPDIR)/config.mk
 LIB    = $(obj)lib$(CPU).a
 
 START  = start.o
-COBJS  = interrupts.o cpu.o
+COBJS  = cache.o cpu.o interrupts.o
 
 SRCS   := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS   := $(addprefix $(obj),$(SOBJS) $(COBJS))

diff --git a/cpu/s3c44b0/cache.c b/cpu/s3c44b0/cache.c
new file mode 100644 (file)
index 0000000..bc10171
--- /dev/null
+++ b/cpu/s3c44b0/cache.c
@@ -0,0 +1,91 @@
+/*
+ * (C) Copyright 2004
+ * DAVE Srl
+ * http://www.dave-tech.it
+ * http://www.wawnet.biz
+ * mailto:info@wawnet.biz
+ *
+ * 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 <command.h>
+#include <asm/hardware.h>
+
+static void s3c44b0_flush_cache(void)
+{
+       volatile int i;
+       /* flush cycle */
+       for(i=0x10002000;i<0x10004800;i+=16)
+       {
+               *((int *)i)=0x0;
+       }
+}
+
+void icache_enable (void)
+{
+       ulong reg;
+
+       s3c44b0_flush_cache();
+
+       /*
+               Init cache
+               Non-cacheable area (everything outside RAM)
+               0x0000:0000 - 0x0C00:0000
+        */
+       NCACHBE0 = 0xC0000000;
+       NCACHBE1 = 0x00000000;
+
+       /*
+               Enable chache
+       */
+       reg = SYSCFG;
+       reg |= 0x00000006; /* 8kB */
+       SYSCFG = reg;
+}
+
+void icache_disable (void)
+{
+       ulong reg;
+
+       reg = SYSCFG;
+       reg &= ~0x00000006; /* 8kB */
+       SYSCFG = reg;
+}
+
+int icache_status (void)
+{
+       return 0;
+}
+
+void dcache_enable (void)
+{
+       icache_enable();
+}
+
+void dcache_disable (void)
+{
+       icache_disable();
+}
+
+int dcache_status (void)
+{
+       return dcache_status();
+}
+

diff --git a/cpu/s3c44b0/cpu.c b/cpu/s3c44b0/cpu.c
index 752191dc4d8b9b7f073d373c3fa44fb34c30b2fc..e4cdb823b4a6300ffba4eac439f9bc4b6638a1e0 100644 (file)
--- a/cpu/s3c44b0/cpu.c
+++ b/cpu/s3c44b0/cpu.c
@@ -32,17 +32,6 @@
 #include <command.h>
 #include <asm/hardware.h>
 
-static void s3c44b0_flush_cache(void)
-{
-       volatile int i;
-       /* flush cycle */
-       for(i=0x10002000;i<0x10004800;i+=16)
-       {
-               *((int *)i)=0x0;
-       }
-}
-
-
 int cpu_init (void)
 {
        icache_enable();
@@ -92,54 +81,3 @@ int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        /*NOTREACHED*/
        return (0);
 }
-
-void icache_enable (void)
-{
-       ulong reg;
-
-       s3c44b0_flush_cache();
-
-       /*
-               Init cache
-               Non-cacheable area (everything outside RAM)
-               0x0000:0000 - 0x0C00:0000
-        */
-       NCACHBE0 = 0xC0000000;
-       NCACHBE1 = 0x00000000;
-
-       /*
-               Enable chache
-       */
-       reg = SYSCFG;
-       reg |= 0x00000006; /* 8kB */
-       SYSCFG = reg;
-}
-
-void icache_disable (void)
-{
-       ulong reg;
-
-       reg = SYSCFG;
-       reg &= ~0x00000006; /* 8kB */
-       SYSCFG = reg;
-}
-
-int icache_status (void)
-{
-       return 0;
-}
-
-void dcache_enable (void)
-{
-       icache_enable();
-}
-
-void dcache_disable (void)
-{
-       icache_disable();
-}
-
-int dcache_status (void)
-{
-       return dcache_status();
-}