1 /***********************license start***************
2  * Author: Cavium Networks
3  *
4  * Contact: support@caviumnetworks.com
5  * This file is part of the OCTEON SDK
6  *
7  * Copyright (c) 2003-2008 Cavium Networks
8  *
9  * This file is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License, Version 2, as
11  * published by the Free Software Foundation.
12  *
13  * This file is distributed in the hope that it will be useful, but
14  * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
15  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
16  * NONINFRINGEMENT.  See the GNU General Public License for more
17  * details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this file; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22  * or visit http://www.gnu.org/licenses/.
23  *
24  * This file may also be available under a different license from Cavium.
25  * Contact Cavium Networks for more information
26  ***********************license end**************************************/
27 
28 /**
29  * @file
30  *
31  * Functions for NPI initialization, configuration,
32  * and monitoring.
33  *
34  */
35 #ifndef __CVMX_HELPER_NPI_H__
36 #define __CVMX_HELPER_NPI_H__
37 
38 /**
39  * Probe a NPI interface and determine the number of ports
40  * connected to it. The NPI interface should still be down after
41  * this call.
42  *
43  * @interface: Interface to probe
44  *
45  * Returns Number of ports on the interface. Zero to disable.
46  */
47 extern int __cvmx_helper_npi_probe(int interface);
48 #define __cvmx_helper_npi_enumerate __cvmx_helper_npi_probe
49 
50 /**
51  * Bringup and enable a NPI interface. After this call packet
52  * I/O should be fully functional. This is called with IPD
53  * enabled but PKO disabled.
54  *
55  * @interface: Interface to bring up
56  *
57  * Returns Zero on success, negative on failure
58  */
59 extern int __cvmx_helper_npi_enable(int interface);
60 
61 #endif
62