device_description Struct Reference

A hardware device description. More...

#include <device.h>

Data Fields
unsigned int	bus_type
	Bus type. More...
unsigned int	location
	Location. More...
unsigned int	vendor
	Vendor ID. More...
unsigned int	device
	Device ID. More...
unsigned long	class
	Device class. More...
unsigned long	ioaddr
	I/O address. More...
unsigned int	irq
	IRQ. More...

Detailed Description

A hardware device description.

Definition at line 19 of file device.h.

Field Documentation

bus_type

unsigned int device_description::bus_type

Bus type.

This must be a BUS_TYPE_XXX constant.

Definition at line 24 of file device.h.

Referenced by dt_probe_node(), efi_device_info(), efidev_alloc(), eisabus_probe(), find_netdev_by_location(), gpios_find(), is_autoboot_busloc(), isabus_probe(), isapnpbus_probe(), mcabus_probe(), pci_read_config(), pxenv_undi_get_nic_type(), set_autoboot_busloc(), t509bus_probe(), undibus_probe(), usb_probe_all(), vmbus_probe_channels(), and xenbus_probe_device().

location

unsigned int device_description::location

Location.

The interpretation of this field is bus-type-specific.

Definition at line 29 of file device.h.

Referenced by dt_probe_node(), ehci_poll_companions(), find_netdev_by_location(), gpios_find(), ibft_fill_nic(), is_autoboot_busloc(), pci_read_config(), pxenv_undi_get_nic_type(), set_autoboot_busloc(), undibus_probe(), and usb_probe_all().

vendor

unsigned int device_description::vendor

Vendor ID.

Definition at line 31 of file device.h.

Referenced by eisabus_probe(), isabus_probe(), isapnpbus_probe(), mcabus_probe(), pci_read_config(), pxenv_undi_get_nic_type(), t509bus_probe(), undibus_probe(), and usb_probe_all().

device

unsigned int device_description::device

Device ID.

Definition at line 33 of file device.h.

Referenced by eisabus_probe(), isabus_probe(), isapnpbus_probe(), mcabus_probe(), pci_read_config(), pxenv_undi_get_nic_type(), t509bus_probe(), undibus_probe(), and usb_probe_all().

class

unsigned long device_description::class

Device class.

Definition at line 35 of file device.h.

Referenced by pci_read_config(), and pxenv_undi_get_nic_type().

ioaddr

unsigned long device_description::ioaddr

I/O address.

Definition at line 37 of file device.h.

Referenced by isapnpbus_probe(), pci_read_config(), and pxenv_undi_get_information().

irq

unsigned int device_description::irq

IRQ.

Definition at line 39 of file device.h.

Referenced by isapnpbus_probe(), legacy_probe(), pci_read_config(), pxe_exec(), and pxenv_undi_get_information().

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The documentation for this struct was generated from the following file:

• include/ipxe/device.h