mmTPC0_CMDQ_CP_CURRENT_INST_HI
pb_addr = (mmTPC0_CMDQ_CP_CURRENT_INST_HI & ~0xFFF) + PROT_BITS_OFFS;
word_offset = ((mmTPC0_CMDQ_CP_CURRENT_INST_HI & PROT_BITS_OFFS) >> 7)
mask = 1 << ((mmTPC0_CMDQ_CP_CURRENT_INST_HI & 0x7F) >> 2);