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pci_attach()

Connect to the PCI server

Synopsis:

#include <hw/pci.h>

int pci_attach( unsigned flags );

Arguments:

flags

There are currently no flags defined for this function.

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The pci_attach() function connects to the Peripheral Component Interconnect (PCI) server.

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You must call pci_attach() before calling any of the other PCI functions.

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Returns:

A handle used for calling pci_detach(), or -1 if an error occurs.

Errors:

See open().

Classification:

QNX Neutrino

Safety:
Cancellation point	Yes
Interrupt handler	No
Signal handler	Yes
Thread	Yes

See also:

pci_attach_device(), pci_detach(), pci_detach_device(), pci_find_class(), pci_find_device(), pci_present(), pci_read_config(), pci_read_config8(), pci_read_config16(), pci_read_config32(), pci_rescan_bus(), pci_write_config(), pci_write_config8(), pci_write_config16(), pci_write_config32()

"Peripheral Component Interconnect (pci-*)" in the Utilities Summary chapter of the Utilities Reference

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