RIO_WRITE_CONFIG_8(9) RapidIO driver interface RIO_WRITE_CONFIG_8(9)NAME
rio_write_config_8 - Write 8 bits to configuration space
int rio_write_config_8(struct rio_dev * rdev, u32 offset, u8 data);
Offset into device configuration space
Data to be written
Writes 8 bits of data to the specified offset within the RIO device's configuration space.
Matt Porter <email@example.com>, <firstname.lastname@example.org>
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 RIO_WRITE_CONFIG_8(9)
Check Out this Related Man Page
PCITWEAK(1) General Commands Manual PCITWEAK(1)NAME
pcitweak - read/write PCI config space
pcitweak -r PCI-ID [-b|-h] offset
pcitweak -w PCI-ID [-b|-h] offset value
Pcitweak is a utility that can be used to examine or change registers in the PCI configuration space. On most platfoms pcitweak can only
be run by the root user.
OPTIONS -l Probe the PCI buses and print a line for each detected device. Each line contains the bus location (bus:device:function), chip
vendor/device, card (subsystem) vendor/card, revision, class and header type. All values printed are in hexadecimal.
Read the PCI configuration space register at offset for the PCI device at bus location PCI-ID. PCI-ID should be given in the form
bus:device:function, with each value in hexadecimal. By default, a 32-bit register is read.
Write value to the PCI configuration space register at offset for the PCI device at bus location PCI-ID. PCI-ID should be given in
the form bus:device:function, with each value in hexadecimal. By default, a 32-bit register is written.
-b Read or write an 8-bit value (byte).
-h Read or write a 16-bit value (halfword).
SEE ALSO scanpci(1)AUTHORS
David Dawes (email@example.com).
XFree86 Version Version 4.3.0 PCITWEAK(1)
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