fsl_rio_config_read (9) Linux Manual Page
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 [at] kernel.crashing.org>, <mporter [at] mvista.com>
- Author.