fsl_open_inb_mbox(9)

fsl_open_inb_mbox9

Initialize mpc85xx inbound mailbox

Usage

int fsl_open_inb_mbox(struct rio_mport * mport, void * dev_id, int mbox, int entries);

Arguments

mport

Master port implementing the inbound message unit

dev_id

Device specific pointer to pass on event

mbox

Mailbox to open

entries

Number of entries in the inbound mailbox ring

Overview

Initializes buffer ring, request the inbound message interrupt, and enables the inbound message unit. Returns 0 on success and -EINVAL or -ENOMEM on failure.