+ /* test for floating point feature on cortex-m4 */
+ if (i == 4) {
+ target_read_u32(target, MVFR0, &mvfr0);
+ target_read_u32(target, MVFR1, &mvfr1);
+
+ if ((mvfr0 == MVFR0_DEFAULT_M4) && (mvfr1 == MVFR1_DEFAULT_M4)) {
+ LOG_DEBUG("Cortex-M%d floating point feature FPv4_SP found", i);
+ armv7m->fp_feature = FPv4_SP;
+ }
+ } else if (i == 0) {
+ /* Cortex-M0 does not support unaligned memory access */
+ armv7m->arm.is_armv6m = true;
+ }
+
+ if (i == 4 || i == 3) {
+ /* Cortex-M3/M4 has 4096 bytes autoincrement range */
+ armv7m->dap.tar_autoincr_block = (1 << 12);
+ }
+