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author | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2009-03-29 23:01:41 +0200 |
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committer | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2009-03-29 23:01:41 +0200 |
commit | b2368754a9202225fd072e159fb78da7d2cdb623 (patch) | |
tree | 268ea071f5fb4c508a30712ce890d963c8a27e92 /cpu/s3c44b0/cpu.c | |
parent | 40fd626223eae5363719bcb9a6896f08ceeee90a (diff) | |
download | u-boot-imx-b2368754a9202225fd072e159fb78da7d2cdb623.zip u-boot-imx-b2368754a9202225fd072e159fb78da7d2cdb623.tar.gz u-boot-imx-b2368754a9202225fd072e159fb78da7d2cdb623.tar.bz2 |
s3c44b0: extract cache from cpu.c
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'cpu/s3c44b0/cpu.c')
-rw-r--r-- | cpu/s3c44b0/cpu.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/cpu/s3c44b0/cpu.c b/cpu/s3c44b0/cpu.c index 752191dc..e4cdb82 100644 --- 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(); -} |