| RIO_OPEN_INB_MBOX(9) | Internals | RIO_OPEN_INB_MBOX(9) |
NAME¶
rio_open_inb_mbox - Initialize MPC85xx inbound mailbox
SYNOPSIS¶
int rio_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
DESCRIPTION¶
Initializes buffer ring, request the inbound message interrupt, and enables the inbound message unit. Returns 0 on success and -EINVAL or -ENOMEM on failure.
AUTHOR¶
Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>
Author.
COPYRIGHT¶
| April 2023 | Kernel Hackers Manual 2.6. |