PCI_RELEASE_REGION(9) Hardware Interfaces PCI_RELEASE_REGION(9)NAME
pci_release_region - Release a PCI bar
void pci_release_region(struct pci_dev * pdev, int bar);
PCI device whose resources were previously reserved by pci_request_region
BAR to release
Releases the PCI I/O and memory resources previously reserved by a successful call to pci_request_region. Call this function only after all
use of the PCI regions has ceased.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 PCI_RELEASE_REGION(9)
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PCCBB(4) BSD Kernel Interfaces Manual PCCBB(4)NAME
pccbb -- cardbus bridge driver
The pccbb driver implements the Yenta specification for CardBus bridges.
The following PCI cardbus and pcmcia bridges are supported:
Cirrus Logic PD6832
Cirrus Logic PD6833
Cirrus Logic PD6834
The driver supports the following tunable parameters, which may be added to /boot/loader.conf or set via the sysctl(8) command:
hw.cbb.debug Non-zero values cause more verbose information to be printed to aid in debugging problems with the bridge chipset.
SEE ALSO cardbus(4), pccard(4), exca(4)BSD July 21, 2004 BSD
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