RSB_CTRL_REG
RSB_WRITE(sc, RSB_CTRL_REG, RSB_CTRL_SOFT_RESET);
if ((RSB_READ(sc, RSB_CTRL_REG) & RSB_CTRL_SOFT_RESET) == 0)
RSB_WRITE(sc, RSB_CTRL_REG,
ctrl = RSB_READ(sc, RSB_CTRL_REG);
RSB_WRITE(sc, RSB_CTRL_REG,
RSB_WRITE(sc, RSB_CTRL_REG,
ctrl = RSB_READ(sc, RSB_CTRL_REG);
RSB_WRITE(sc, RSB_CTRL_REG,
RSB_WRITE(sc, RSB_CTRL_REG, 0);