from etm.c:133
static const struct etm_reg_info etm_data_comp[] = {
#define DATA_COMPARATOR(i) \
{ ETM_DATA_COMPARATOR_VALUE + 2*(i) - 1, 32, WO, 0x10, \
"ETM_data_" #i "_comparator_value", }, \
{ ETM_DATA_COMPARATOR_MASK + 2*(i) - 1, 32, WO, 0x10, \
"ETM_data_" #i "_comparator_mask", }
DATA_COMPARATOR(1),
DATA_COMPARATOR(2),
DATA_COMPARATOR(3),
DATA_COMPARATOR(4),
DATA_COMPARATOR(5),
DATA_COMPARATOR(6),
DATA_COMPARATOR(7),
DATA_COMPARATOR(8),
{ 0, 0, 0, 0, NULL }
#undef DATA_COMPARATOR
};