pci_request_region
Section: Kernel Hacker's Manual (9)
Updated: pci_request_region
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NAME
pci_request_region - Reserved PCI I/O and memory resource
SYNOPSIS
int pci_request_region
(struct pci_dev *pdev,
int bar,
char *res_name);
ARGUMENTS
- pdev
-
PCI device whose resources are to be reserved
- bar
-
BAR to be reserved
- res_name
-
Name to be associated with resource.
DESCRIPTION
Mark the PCI region associated with PCI device pdev BR bar as
being reserved by owner res_name. Do not access any
address inside the PCI regions unless this call returns
successfully.
Returns 0 on success, or EBUSY on error. A warning
message is also printed on failure.
Index
- NAME
-
- SYNOPSIS
-
- ARGUMENTS
-
- DESCRIPTION
-
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