A_SCD_SYSTEM_CFG
plldiv = G_SYS_PLL_DIV(READ_REG(MIPS_PHYS_TO_KSEG1(A_SCD_SYSTEM_CFG)));
if (G_SYS_PLL_DIV(READ_REG(MIPS_PHYS_TO_KSEG1(A_SCD_SYSTEM_CFG))) == 0) {
regval = mips3_ld((register_t)MIPS_PHYS_TO_KSEG1(A_SCD_SYSTEM_CFG));
regval = mips3_ld((register_t)MIPS_PHYS_TO_KSEG1(A_SCD_SYSTEM_CFG));
regval = mips3_ld((void *)MIPS_PHYS_TO_KSEG0(A_SCD_SYSTEM_CFG));
plldiv = G_SYS_PLL_DIV(READ_REG(MIPS_PHYS_TO_KSEG1(A_SCD_SYSTEM_CFG)));