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Detach a driver from a PCI device
#include <hw/pci.h>
int pci_detach_device( void* handle );
- handle
- The handle returned by
pci_attach_device().
libc
Use the -l c option to
qcc
to link against this library.
This library is usually included automatically.
The pci_detach_device() function detaches a driver from a PCI
device. Any resources allocated with
pci_attach_device()
are released, unless you attached the device with the
PCI_PERSIST flag set.
|
You must successfully call
pci_attach()
before calling any of the other PCI functions. |
- PCI_DEVICE_NOT_FOUND
- No device could be found for handle.
- PCI_SUCCESS
- Success.
- -1
- You haven't called
pci_attach(),
or the call to it failed.
QNX Neutrino
Safety: | |
Cancellation point |
Yes |
Interrupt handler |
No |
Signal handler |
Yes |
Thread |
Yes |
pci_attach(),
pci_attach_device(),
pci_detach(),
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()
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