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pci_mmap_legacy_io
Langue: en
Version: October 2010 (fedora - 01/12/10)
Section: 9 (Appels noyau Linux)
NAME
pci_mmap_legacy_io - map legacy PCI IO into user memory spaceSYNOPSIS
- int pci_mmap_legacy_io(struct file * filp, struct kobject * kobj, struct bin_attribute * attr, struct vm_area_struct * vma);
ARGUMENTS
filp
- open sysfs file
kobj
- kobject corresponding to device to be mapped
attr
- struct bin_attribute for this file
vma
- struct vm_area_struct passed to mmap
DESCRIPTION
Uses an arch specific callback, pci_mmap_legacy_io_page_range, to mmap legacy IO space (first meg of bus space) into application virtual memory space. Returns -ENOSYS if the operation isn't supported
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