pci_bus_alloc_resource (9) - Linux Man Pages

pci_bus_alloc_resource: allocate a resource from a parent bus

NAME

pci_bus_alloc_resource - allocate a resource from a parent bus

SYNOPSIS

int pci_bus_alloc_resource(struct pci_bus bus, struct resource res, resource_size_t size, resource_size_t align, resource_size_t min, unsigned long type_mask, resource_size_t (*alignf(void *, const struct resource *, resource_size_t, resource_size_t), void alignf_data);

ARGUMENTS

bus

PCI bus

res

resource to allocate

size

size of resource to allocate

align

alignment of resource to allocate

min

minimum /proc/iomem address to allocate

type_mask

IORESOURCE_* type flags

alignf

resource alignment function

alignf_data

data argument for resource alignment function

DESCRIPTION

Given the PCI bus a device resides on, the size, minimum address, alignment and type, try to find an acceptable resource allocation for a specific device resource.

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