PB1_PIF_PWRDOWN_0
orig = data = RREG32_PCIE_PORT(PB1_PIF_PWRDOWN_0);
WREG32_PCIE_PORT(PB1_PIF_PWRDOWN_0, data);
data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);