1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights
3*4882a593Smuzhiyun * reserved.
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * This software is available to you under a choice of one of two
6*4882a593Smuzhiyun * licenses. You may choose to be licensed under the terms of the GNU
7*4882a593Smuzhiyun * General Public License (GPL) Version 2, available from the file
8*4882a593Smuzhiyun * COPYING in the main directory of this source tree, or the NetLogic
9*4882a593Smuzhiyun * license below:
10*4882a593Smuzhiyun *
11*4882a593Smuzhiyun * Redistribution and use in source and binary forms, with or without
12*4882a593Smuzhiyun * modification, are permitted provided that the following conditions
13*4882a593Smuzhiyun * are met:
14*4882a593Smuzhiyun *
15*4882a593Smuzhiyun * 1. Redistributions of source code must retain the above copyright
16*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer.
17*4882a593Smuzhiyun * 2. Redistributions in binary form must reproduce the above copyright
18*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer in
19*4882a593Smuzhiyun * the documentation and/or other materials provided with the
20*4882a593Smuzhiyun * distribution.
21*4882a593Smuzhiyun *
22*4882a593Smuzhiyun * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR
23*4882a593Smuzhiyun * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24*4882a593Smuzhiyun * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25*4882a593Smuzhiyun * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE
26*4882a593Smuzhiyun * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27*4882a593Smuzhiyun * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28*4882a593Smuzhiyun * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
29*4882a593Smuzhiyun * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30*4882a593Smuzhiyun * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
31*4882a593Smuzhiyun * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
32*4882a593Smuzhiyun * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33*4882a593Smuzhiyun */
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun #ifndef _ASM_NLM_XLR_H
36*4882a593Smuzhiyun #define _ASM_NLM_XLR_H
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun /* SMP helpers */
39*4882a593Smuzhiyun void xlr_wakeup_secondary_cpus(void);
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun /* XLS B silicon "Rook" */
nlm_chip_is_xls_b(void)42*4882a593Smuzhiyun static inline unsigned int nlm_chip_is_xls_b(void)
43*4882a593Smuzhiyun {
44*4882a593Smuzhiyun uint32_t prid = read_c0_prid();
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun return ((prid & 0xf000) == 0x4000);
47*4882a593Smuzhiyun }
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun /* XLR chip types */
50*4882a593Smuzhiyun /* The XLS product line has chip versions 0x[48c]? */
nlm_chip_is_xls(void)51*4882a593Smuzhiyun static inline unsigned int nlm_chip_is_xls(void)
52*4882a593Smuzhiyun {
53*4882a593Smuzhiyun uint32_t prid = read_c0_prid();
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun return ((prid & 0xf000) == 0x8000 || (prid & 0xf000) == 0x4000 ||
56*4882a593Smuzhiyun (prid & 0xf000) == 0xc000);
57*4882a593Smuzhiyun }
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun #endif /* _ASM_NLM_XLR_H */
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