fsl_rio_config_read

Langue: en

Autres versions - même langue

Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

Sommaire

NAME

fsl_rio_config_read - Generate a MPC85xx read maintenance transaction

SYNOPSIS

int fsl_rio_config_read(struct rio_mport * mport, int index, u16 destid, u8 hopcount, u32 offset, int len, u32 * val);

ARGUMENTS

mport

RapidIO master port info

index

ID of RapdiIO interface

destid

Destination ID of transaction

hopcount

Number of hops to target device

offset

Offset into configuration space

len

Length (in bytes) of the maintenance transaction

val

Location to be read into

DESCRIPTION

Generates a MPC85xx read maintenance transaction. Returns 0 on success or -EINVAL on failure.

AUTHOR

Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>

Author.