diff options
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/common/block/cpu/car/cache_as_ram.S | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/soc/intel/common/block/cpu/car/cache_as_ram.S b/src/soc/intel/common/block/cpu/car/cache_as_ram.S index 5408001d55..90da9e7232 100644 --- a/src/soc/intel/common/block/cpu/car/cache_as_ram.S +++ b/src/soc/intel/common/block/cpu/car/cache_as_ram.S @@ -506,12 +506,20 @@ find_llc_subleaf: jnc set_eviction_mask /* - * RW data size / way size is equal to number of + * round(RW data size / way size) is equal to number of * ways to be configured for non-eviction */ mov $CONFIG_DCACHE_RAM_SIZE, %eax xor %edx, %edx /* Clear the upper 32-bit of dividend */ div %ecx + /* + * Increment data_ways by 1 if RW data size (CONFIG_DCACHE_RAM_SIZE) is + * not divisible by way_size (ECX) + */ + movl $0x01, %ecx + cmp $0x00, %edx + cmovne %ecx, %edx + add %edx, %eax mov %eax, %edx /* back up data_ways in edx */ mov %eax, %ecx movl $0x01, %eax |