RIO_SETUP_DEVICE

Section: Internals (9)
Updated: February 2011
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NAME

rio_setup_device - Allocates and sets up a RIO device

SYNOPSIS

struct rio_dev * rio_setup_device(struct rio_net * net, struct rio_mport * port, u16 destid, u8 hopcount, int do_enum);

ARGUMENTS

net

: RIO network

port

: Master port to send transactions

destid

: Current destination ID

hopcount

: Current hopcount

do_enum

: Enumeration/Discovery mode flag

DESCRIPTION

Allocates a RIO device and configures fields based on configuration space contents. If device has a destination ID register, a destination ID is either assigned in enumeration mode or read from configuration space in discovery mode. If the device has switch capabilities, then a switch is allocated and configured appropriately. Returns a pointer to a RIO device on success or NULL on failure.

AUTHOR

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