diff options
Diffstat (limited to 'src/cpu/amd/car/post_cache_as_ram.c')
| -rw-r--r-- | src/cpu/amd/car/post_cache_as_ram.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/cpu/amd/car/post_cache_as_ram.c b/src/cpu/amd/car/post_cache_as_ram.c index 8ce49aa800..9816a154d4 100644 --- a/src/cpu/amd/car/post_cache_as_ram.c +++ b/src/cpu/amd/car/post_cache_as_ram.c @@ -1,4 +1,4 @@ -/* 2005.6 by yhlu +/* 2005.6 by yhlu * 2006.3 yhlu add copy data from CAR to ram */ #include "cpu/amd/car/disable_cache_as_ram.c" @@ -55,13 +55,13 @@ static void post_cache_as_ram(void) unsigned testx = 0x5a5a5a5a; print_debug_pcar("testx = ", testx); - /* copy data from cache as ram to + /* copy data from cache as ram to ram need to set CONFIG_RAMTOP to 2M and use var mtrr instead. */ #if CONFIG_RAMTOP <= 0x100000 #error "You need to set CONFIG_RAMTOP greater than 1M" #endif - + /* So we can access RAM from [1M, CONFIG_RAMTOP) */ set_var_mtrr(0, 0x00000000, CONFIG_RAMTOP, MTRR_TYPE_WRBACK); @@ -90,14 +90,14 @@ static void post_cache_as_ram(void) print_debug_pcar("testx = ", testx); print_debug("Disabling cache as ram now \r\n"); - disable_cache_as_ram_bsp(); + disable_cache_as_ram_bsp(); print_debug("Clearing initial memory region: "); #if CONFIG_HAVE_ACPI_RESUME == 1 /* clear only coreboot used region of memory. Note: this may break ECC enabled boards */ - memset((void*) CONFIG_RAMBASE, (CONFIG_RAMTOP) - CONFIG_RAMBASE - CONFIG_DCACHE_RAM_SIZE, 0); + memset((void*) CONFIG_RAMBASE, 0, (CONFIG_RAMTOP) - CONFIG_RAMBASE - CONFIG_DCACHE_RAM_SIZE); #else - memset((void*)0, ((CONFIG_RAMTOP) - CONFIG_DCACHE_RAM_SIZE), 0); + memset((void*)0, 0, ((CONFIG_RAMTOP) - CONFIG_DCACHE_RAM_SIZE)); #endif print_debug("Done\r\n"); |