GRCBASE_PCICONFIG
val=REG_RD(pdev,GRCBASE_PCICONFIG+PCICFG_COMMAND_OFFSET);
REG_WR(pdev,GRCBASE_PCICONFIG+PCICFG_COMMAND_OFFSET,val);
val=REG_RD(pdev,GRCBASE_PCICONFIG+PCICFG_DEVICE_CONTROL);
val=REG_RD(pdev,GRCBASE_PCICONFIG+PCICFG_COMMAND_OFFSET);
REG_WR(pdev,GRCBASE_PCICONFIG+PCICFG_COMMAND_OFFSET,val);
pci_devctl = REG_RD(pdev,GRCBASE_PCICONFIG + PCICFG_DEVICE_CONTROL);
REG_WR(pdev,GRCBASE_PCICONFIG + PCICFG_DEVICE_CONTROL,pci_devctl);