JTAG_CONS_CONTROL
while ((ctrl_val = READ_REG(MIPS_PHYS_TO_KSEG1(sbjcn_cons_addr + JTAG_CONS_CONTROL))) == 0)
(void *)MIPS_PHYS_TO_KSEG1(sc->sc_addr + JTAG_CONS_CONTROL);