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[FreeBSD/FreeBSD.git] / sys / dev / bhnd / nvram / bhnd_nvram_data_bcmreg.h
1 /*-
2  * Copyright (c) 2015-2016 Landon Fuller <landonf@FreeBSD.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer,
10  *    without modification.
11  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12  *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13  *    redistribution must be conditioned upon including a substantially
14  *    similar Disclaimer requirement for further binary redistribution.
15  *
16  * NO WARRANTY
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19  * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
20  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21  * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
22  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27  * THE POSSIBILITY OF SUCH DAMAGES.
28  *
29  * $FreeBSD$
30  */
31
32 #ifndef _BHND_NVRAM_BHND_NVRAM_BCMREG_H_
33 #define _BHND_NVRAM_BHND_NVRAM_BCMREG_H_
34
35 #define BCM_NVRAM_GET_BITS(_value, _field)                      \
36         ((_value & _field ## _MASK) >> _field ## _SHIFT)
37
38 #define BCM_NVRAM_SET_BITS(_value, _field, _bits)               \
39         ((_value & ~(_field ## _MASK)) |                        \
40             (((_bits) << _field ## _SHIFT) & _field ## _MASK))
41
42 /* BCM NVRAM header fields */
43 #define BCM_NVRAM_MAGIC                         0x48534C46      /* 'FLSH' */
44 #define BCM_NVRAM_VERSION                       1
45
46 #define BCM_NVRAM_CRC_SKIP                      9               /* skip magic, size, and crc8 */
47
48 #define BCM_NVRAM_CFG0_CRC_MASK                 0x000000FF
49 #define BCM_NVRAM_CFG0_CRC_SHIFT                0
50 #define BCM_NVRAM_CFG0_VER_MASK                 0x0000FF00
51 #define BCM_NVRAM_CFG0_VER_SHIFT                8
52 #define BCM_NVRAM_CFG0_VER_DEFAULT              1               /* default version */
53
54 #define BCM_NVRAM_CFG0_SDRAM_INIT_FIELD         cfg0
55 #define BCM_NVRAM_CFG0_SDRAM_INIT_MASK          0xFFFF0000
56 #define BCM_NVRAM_CFG0_SDRAM_INIT_SHIFT         16
57 #define BCM_NVRAM_CFG0_SDRAM_INIT_VAR           "sdram_init"
58 #define BCM_NVRAM_CFG0_SDRAM_INIT_FMT           "0x%04x"
59
60 #define BCM_NVRAM_CFG1_SDRAM_CFG_FIELD          cfg1
61 #define BCM_NVRAM_CFG1_SDRAM_CFG_MASK           0x0000FFFF
62 #define BCM_NVRAM_CFG1_SDRAM_CFG_SHIFT          0
63 #define BCM_NVRAM_CFG1_SDRAM_CFG_VAR            "sdram_config"
64 #define BCM_NVRAM_CFG1_SDRAM_CFG_FMT            "0x%04x"
65
66 #define BCM_NVRAM_CFG1_SDRAM_REFRESH_FIELD      cfg1
67 #define BCM_NVRAM_CFG1_SDRAM_REFRESH_MASK       0xFFFF0000
68 #define BCM_NVRAM_CFG1_SDRAM_REFRESH_SHIFT      16
69 #define BCM_NVRAM_CFG1_SDRAM_REFRESH_VAR        "sdram_refresh"
70 #define BCM_NVRAM_CFG1_SDRAM_REFRESH_FMT        "0x%04x"
71
72 #define BCM_NVRAM_SDRAM_NCDL_FIELD              sdram_ncdl
73 #define BCM_NVRAM_SDRAM_NCDL_MASK               UINT32_MAX
74 #define BCM_NVRAM_SDRAM_NCDL_SHIFT              0
75 #define BCM_NVRAM_SDRAM_NCDL_VAR                "sdram_ncdl"
76 #define BCM_NVRAM_SDRAM_NCDL_FMT                "0x%08x"
77
78 #endif /* _BHND_NVRAM_BHND_NVRAM_BCMREG_H_ */