MCP51_SMI_EN
if (!request_region(MCP51_SMI_EN(tcobase), 4, "NV TCO")) {
MCP51_SMI_EN(tcobase));
val = inl(MCP51_SMI_EN(tcobase));
outl(val, MCP51_SMI_EN(tcobase));
val = inl(MCP51_SMI_EN(tcobase));
release_region(MCP51_SMI_EN(tcobase), 4);