Lines Matching +full:device +full:- +full:width

35 .Bd -ragged -offset indent
36 .Cd device pci
40 .Pq SR-IOV :
41 .Bd -ragged -offset indent
45 To compile in support for native PCI-express HotPlug:
46 .Bd -ragged -offset indent
64 character device that can be used by userland programs to read and write
67 Programs can also use this device to get a list of all
80 device.
91 or a BAR read access could have function-specific side-effects.
113 driver also includes support for PCI-PCI bridges,
114 various platform-specific Host-PCI bridges,
126 .Bl -tag -width 012345678901234
147 .Bl -tag -width match_buf_len
149 The length, in bytes, of the buffer filled with user-supplied patterns.
151 The number of user-supplied patterns.
153 Pointer to a buffer filled with user-supplied patterns.
162 .Bl -tag -width pd_vendor
168 device driver name.
171 device driver unit number.
177 device ID.
180 device class.
183 A device must match all specified fields in order to be returned.
203 .Bl -tag -width pc_subvendor
221 device ID.
224 device class.
227 device subclass.
230 device programming interface.
241 start traversing the device list.
254 device list to the generation passed in by the user to determine whether
255 its device list has changed since the user last called the
258 If the device list has changed, a status of
262 The status tells the user the disposition of his request for a device list.
264 .Bl -ohang
266 This means that there are no more devices in the PCI device list matching
274 device list has changed since his last call to the
283 remaining devices in the device list that match his criteria.
302 configuration registers specified by the passed-in
308 .Bl -tag -width pi_width
314 If the specific bus is not found, errno will be set to ENODEV and -1 returned
321 The width, in bytes, of the data the user would like to read.
324 3-byte reads and reads larger than 4 bytes are
326 If an invalid width is passed, errno will be set to EINVAL.
335 configuration registers specified in the passed-in
341 The limitations on data width described for
350 device specified in the passed-in
360 The status of the device is stored in the
370 the memory-mapped PCI BAR into its address space.
374 .Bl -tag -width Vt struct pcise pbm_sel
385 Reports length of the bar as exposed by the device.
391 Describes the device to operate on.
404 Regular memory-like BAR should be mapped with
410 .Bl -tag -width PCIIO_BAR_MMAP_ACTIVATE
423 Without the flag, read-only mapping is established.
424 Note that it is common for the device registers to have side-effects
438 .Bl -tag
440 Describes the device to operate on.
453 1-byte, 2-byte, 4-byte and 8-byte perations are supported.
476 tunable to a non-zero value.
477 .Bl -tag -width indent
479 Ignore any firmware-assigned memory and I/O port resources.
485 Ignore any firmware-assigned bus number registers in PCI-PCI bridges.
488 bus driver and PCI-PCI bridge driver to allocate bus numbers for secondary
489 buses behind PCI-PCI bridges.
491 Ignore any firmware-assigned memory and I/O port resource windows in PCI-PCI
493 This forces the PCI-PCI bridge driver to allocate memory and I/O port resources
496 By default the PCI-PCI bridge driver will allocate windows that
497 contain the firmware-assigned resources devices behind the bridge.
498 In addition, the PCI-PCI bridge driver will suballocate from existing window
505 must be enabled to fully ignore firmware-supplied resource assignments.
506 .It Va hw.pci.default_vgapci_unit Pq Defaults to -1
510 VGA adapter encountered by the system is assumed to be the boot display device.
514 device.
518 when a suitable device driver is not found.
520 .Bl -tag -width indent
524 devices without a device driver.
526 Powers down most devices without a device driver.
527 PCI devices with the display, memory, and base peripheral device classes
538 device must support power management to be powered down.
539 Placing a device into a low power state may not reduce power consumption.
544 individual device.
546 up non-powered PCI devices after a suspend.
555 Enable support for PCI-express Alternative RID Interpretation.
556 This is often used in conjunction with SR-IOV.
558 Enable memory or I/O port decoding in a PCI device's command register if it has
559 firmware-assigned memory or I/O port resources.
563 even when it has assigned resources to the device.
571 .Pq MSI-X .
572 MSI-X interrupts can be disabled by setting this tunable to 0.
574 Enable support for PCI-express Electromechanical Interlock.
576 Enable support for native PCI-express HotPlug.
578 MSI and MSI-X interrupts are disabled for certain chipsets known to have
579 broken MSI and MSI-X implementations when this tunable is set.
580 It can be set to zero to permit use of MSI and MSI-X interrupts if the
584 used when creating Virtual Functions via SR-IOV.
588 Attempt to allocate a new resource range during the initial device scan
589 for any memory or I/O port resources with firmware-assigned ranges that
592 Disable legacy device emulation of USB devices during the initial device
601 The tunable name includes the address of the PCI device as well as the
603 .Bl -tag -width indent
607 of the PCI device in decimal.
609 The bus address of the PCI device in decimal.
611 The slot of the PCI device in decimal.
626 .Sh DEVICE WIRING
627 You can wire the device unit at a given location with
628 .Xr device.hints 5 .
641 for any PCI device found to match the specification, where:
642 .Bl -tag -width -indent
646 of the PCI device in decimal.
649 The bus address of the PCI device in decimal.
651 The slot of the PCI device in decimal.
653 The function of the PCI device in decimal.
667 .Pa /boot/device.hints :
668 .Bd -literal
673 If there is a device that supports
679 device at PCI bus 6 slot 0 function 0,
688 While simple to locate where to place a device for BSF wiring, the
692 The UEFI Standard defines a device path that's based only on the invariant parts
701 .Bd -literal
707 device will be at.
712 It is also less natural to think of the UEFI Device Paths since little else
715 .Bl -tag -width /dev/pci -compact
717 Character device for the
722 .Xr device.hints 5
732 Support for device listing and matching was re-implemented by
738 It is not possible for users to specify an accurate offset into the device