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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/dev/bhnd/nvram/bhnd_nvram_data_bcmreg.h
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/*-

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 * Copyright (c) 2015-2016 Landon Fuller <[email protected]>

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 * All rights reserved.

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 *

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 * Redistribution and use in source and binary forms, with or without

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 * modification, are permitted provided that the following conditions

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 * are met:

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 * 1. Redistributions of source code must retain the above copyright

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 *    notice, this list of conditions and the following disclaimer,

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 *    without modification.

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 * 2. Redistributions in binary form must reproduce at minimum a disclaimer

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 *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any

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 *    redistribution must be conditioned upon including a substantially

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 *    similar Disclaimer requirement for further binary redistribution.

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 *

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 * NO WARRANTY

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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

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 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

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 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY

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 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL

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 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,

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 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER

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 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF

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 * THE POSSIBILITY OF SUCH DAMAGES.

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 */

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#ifndef _BHND_NVRAM_BHND_NVRAM_BCMREG_H_

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#define _BHND_NVRAM_BHND_NVRAM_BCMREG_H_

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#define BCM_NVRAM_GET_BITS(_value, _field)			\

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	((_value & _field ## _MASK) >> _field ## _SHIFT)

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#define BCM_NVRAM_SET_BITS(_value, _field, _bits)		\

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	((_value & ~(_field ## _MASK)) |			\

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	    (((_bits) << _field ## _SHIFT) & _field ## _MASK))

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/* BCM NVRAM header fields */

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#define	BCM_NVRAM_MAGIC				0x48534C46	/* 'FLSH' */

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#define	BCM_NVRAM_VERSION			1

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#define	BCM_NVRAM_CRC_SKIP			9		/* skip magic, size, and crc8 */

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#define	BCM_NVRAM_CFG0_CRC_MASK			0x000000FF

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#define	BCM_NVRAM_CFG0_CRC_SHIFT		0

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#define	BCM_NVRAM_CFG0_VER_MASK			0x0000FF00

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#define	BCM_NVRAM_CFG0_VER_SHIFT		8

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#define	BCM_NVRAM_CFG0_VER_DEFAULT		1		/* default version */

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#define	BCM_NVRAM_CFG0_SDRAM_INIT_FIELD		cfg0

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#define	BCM_NVRAM_CFG0_SDRAM_INIT_MASK		0xFFFF0000

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#define	BCM_NVRAM_CFG0_SDRAM_INIT_SHIFT		16

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#define	BCM_NVRAM_CFG0_SDRAM_INIT_VAR		"sdram_init"

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#define	BCM_NVRAM_CFG0_SDRAM_INIT_FMT		"0x%04x"

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#define	BCM_NVRAM_CFG1_SDRAM_CFG_FIELD		cfg1

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#define	BCM_NVRAM_CFG1_SDRAM_CFG_MASK		0x0000FFFF

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#define	BCM_NVRAM_CFG1_SDRAM_CFG_SHIFT		0

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#define	BCM_NVRAM_CFG1_SDRAM_CFG_VAR		"sdram_config"

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#define	BCM_NVRAM_CFG1_SDRAM_CFG_FMT		"0x%04x"

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#define	BCM_NVRAM_CFG1_SDRAM_REFRESH_FIELD	cfg1

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#define	BCM_NVRAM_CFG1_SDRAM_REFRESH_MASK	0xFFFF0000

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#define	BCM_NVRAM_CFG1_SDRAM_REFRESH_SHIFT	16

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#define	BCM_NVRAM_CFG1_SDRAM_REFRESH_VAR	"sdram_refresh"

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#define	BCM_NVRAM_CFG1_SDRAM_REFRESH_FMT	"0x%04x"

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#define	BCM_NVRAM_SDRAM_NCDL_FIELD		sdram_ncdl

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#define	BCM_NVRAM_SDRAM_NCDL_MASK		UINT32_MAX

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#define	BCM_NVRAM_SDRAM_NCDL_SHIFT		0

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#define	BCM_NVRAM_SDRAM_NCDL_VAR		"sdram_ncdl"

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#define	BCM_NVRAM_SDRAM_NCDL_FMT		"0x%08x"

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#endif /* _BHND_NVRAM_BHND_NVRAM_BCMREG_H_ */

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