STRTAB_BASE_CFG_LOG2SIZE_S
reg |= sc->sid_bits << STRTAB_BASE_CFG_LOG2SIZE_S;
reg |= size << STRTAB_BASE_CFG_LOG2SIZE_S;
#define STRTAB_BASE_CFG_LOG2SIZE_M (0x3f << STRTAB_BASE_CFG_LOG2SIZE_S)