mmDMA3_CORE_RD_DBGMEM_ADD
pb_addr = (mmDMA3_CORE_RD_DBGMEM_ADD & ~0xFFF) + PROT_BITS_OFFS;
word_offset = ((mmDMA3_CORE_RD_DBGMEM_ADD & PROT_BITS_OFFS) >> 7) << 2;
mask = 1U << ((mmDMA3_CORE_RD_DBGMEM_ADD & 0x7F) >> 2);