from mips_ejtag.h:189
static const struct dcr_feature {
int bit;
const char *name;
} dcr_features[] = {
{22, "DAS"},
{18, "FDC"},
{17, "DataBrk"},
{16, "InstBrk"},
{15, "Inverted Data value"},
{14, "Data value stored"},
{10, "Complex Breakpoints"},
{ 9, "PC Sampling"},
};