## PCI Express Port Bus Configuration#config PCIEPORTBUS	bool "PCI Express support"	depends on PCI	help	  This automatically enables PCI Express Port Bus support. Users can	  choose Native Hot-Plug support, Advanced Error Reporting support,	  Power Management Event support and Virtual Channel support to run	  on PCI Express Ports (Root or Switch).## Include service Kconfig here#config HOTPLUG_PCI_PCIE	tristate "PCI Express Hotplug driver"	depends on HOTPLUG_PCI && PCIEPORTBUS	help	  Say Y here if you have a motherboard that supports PCI Express Native	  Hotplug	  To compile this driver as a module, choose M here: the	  module will be called pciehp.	  When in doubt, say N.config HOTPLUG_PCI_PCIE_POLL_EVENT_MODE	bool "Use polling mechanism for hot-plug events (for testing purpose)"	depends on HOTPLUG_PCI_PCIE	help	  Say Y here if you want to use the polling mechanism for hot-plug 	  events for early platform testing.	   	  When in doubt, say N.