From b2368754a9202225fd072e159fb78da7d2cdb623 Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Sun, 29 Mar 2009 23:01:41 +0200 Subject: s3c44b0: extract cache from cpu.c Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- cpu/s3c44b0/cpu.c | 62 ------------------------------------------------------- 1 file changed, 62 deletions(-) (limited to 'cpu/s3c44b0/cpu.c') diff --git a/cpu/s3c44b0/cpu.c b/cpu/s3c44b0/cpu.c index 752191dc4d..e4cdb823b4 100644 --- a/cpu/s3c44b0/cpu.c +++ b/cpu/s3c44b0/cpu.c @@ -32,17 +32,6 @@ #include #include -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(); -} -- cgit v1.2.1