pcibios_write_config_byte man page on OpenMandriva

pcibios_write_config_byte man page on OpenMandriva

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pcibios_write_config_byte(9)   BIOS32 Functions	  pcibios_write_config_byte(9)

NAME
       pcibios_write_config_byte - write one byte of data to the configuration
       space of the PCI bus

SYNOPSIS
       #include <linux/bios32.h>

       int  pcibios_write_config_byte(unsigned	 char	bus,   unsigned	  char
       device_fn,unsigned char where, unsigned char value);

DESCRIPTION
       The  pcibios_write_config_byte function writes one byte to the configu‐
       ration space of the PCI bus.  The bus can be  specified	with  the  bus
       parameters.   The  device_fn paramter determines which ? to use.	 where
       is set to the ?.	 The byte to be written to the configuration space  is
       stored in the value parameter.

RETURN VALUE
       The return value is taken from the PCI controller in a way that I'm not
       quite sure of.

       If  the	PCI  system  is	 unavailable,  PCIBIOS_FUNC_NOT_SUPPORTED   is
       returned.

AVAILABILITY
       Linux 1.0?

AUTHOR
       Kirk Petersen (kirk@speakeasy.org)

BUGS
Linux DDI			August 5, 1997	  pcibios_write_config_byte(9)

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