PORT_RINGBUS_CTRL
data = AGG_RD(ess, PORT_RINGBUS_CTRL, 4);
AGG_WR(ess, PORT_RINGBUS_CTRL, data, 4);
if (AGG_RD(ess, PORT_RINGBUS_CTRL, 4) & RINGBUS_CTRL_ACLINK_ENABLED) {
AGG_WR(ess, PORT_RINGBUS_CTRL, 0, 4);
AGG_WR(ess, PORT_RINGBUS_CTRL, RINGBUS_CTRL_AC97_SWRESET, 4);
AGG_WR(ess, PORT_RINGBUS_CTRL, RINGBUS_CTRL_ACLINK_ENABLED, 4);
AGG_WR(ess, PORT_RINGBUS_CTRL, 0, 4);
AGG_WR(ess, PORT_RINGBUS_CTRL, RINGBUS_CTRL_ACLINK_ENABLED, 4);
AGG_WR(ess, PORT_RINGBUS_CTRL,
AGG_WR(ess, PORT_RINGBUS_CTRL,
(AGG_RD(ess, PORT_RINGBUS_CTRL, 4)
AGG_WR(ess, PORT_RINGBUS_CTRL,
AGG_RD(ess, PORT_RINGBUS_CTRL, 4)
AGG_WR(ess, PORT_RINGBUS_CTRL,
AGG_RD(ess, PORT_RINGBUS_CTRL, 4)
AGG_WR(ess, PORT_RINGBUS_CTRL, 0, 4);