PCI_WRITE_LEGACY_IO(9) Hardware Interfaces PCI_WRITE_LEGACY_IO(9)
NAME
pci_write_legacy_io - write byte(s) to legacy I/O port space
SYNOPSIS
ssize_t pci_write_legacy_io(struct kobject * kobj, struct bin_attribute * bin_attr, char * buf, loff_t off, size_t count);
ARGUMENTS
kobj
kobject corresponding to file to read from
bin_attr
struct bin_attribute for this file
buf
buffer containing value to be written
off
offset into legacy I/O port space
count
number of bytes to write
DESCRIPTION
Writes 1, 2, or 4 bytes from legacy I/O port space using an arch specific callback routine (pci_legacy_write).
COPYRIGHT
Kernel Hackers Manual 2.6. July 2010 PCI_WRITE_LEGACY_IO(9)
