pci_request_regions_exclusive(9) [centos man page]
PCI_REQUEST_REGIONS_(9) Hardware Interfaces PCI_REQUEST_REGIONS_(9)NAME
pci_request_regions_exclusive - Reserved PCI I/O and memory resources
int pci_request_regions_exclusive(struct pci_dev * pdev, const char * res_name);
PCI device whose resources are to be reserved
Name to be associated with resource.
Mark all PCI regions associated with PCI device pdev as being reserved by owner res_name. Do not access any address inside the PCI regions
unless this call returns successfully.
pci_request_regions_exclusive will mark the region so that /dev/mem and the sysfs MMIO access will not be allowed.
Returns 0 on success, or EBUSY on error. A warning message is also printed on failure.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 PCI_REQUEST_REGIONS_(9)
Check Out this Related Man Page
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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