cpu_get_mem_name
if ((err = cpu_get_mem_name(mem_name.m_synd, mem_name.m_type,
extern int cpu_get_mem_name(uint64_t, uint64_t *, uint64_t, char *, int, int *);
int cpu_get_mem_name(uint64_t synd, uint64_t *afsr, uint64_t afar,
int cpu_get_mem_name(uint64_t synd, uint64_t *afsr, uint64_t afar,