46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2019 MediaTek Inc.
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*/
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#ifndef __DEVFINO_H__
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#define __DEVFINO_H__
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/*****************************************************************************
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* MODULE DEFINITION
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*****************************************************************************/
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#define MODULE_NAME "[devinfo]"
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#define DEV_NAME "devmap"
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#define MAJOR_DEV_NUM 196
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#define DEVINFO_SEGCODE_INDEX 30
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/*****************************************************************************
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* IOCTL DEFINITION
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*****************************************************************************/
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#define DEV_IOC_MAGIC 'd'
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#define READ_DEV_DATA _IOR(DEV_IOC_MAGIC, 1, unsigned int)
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#define DEV_IOC_MAXNR (10)
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/*****************************************************************************
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* HRID DEFINITION
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*****************************************************************************/
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#define HRID_SIZE_MAGIC_NUM 0x56AB0000
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#define HRID_SIZE_INDEX 10
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#define HRID_DEFAULT_SIZE 2
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#define HRID_MIN_ALLOWED_SIZE 2
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#define HRID_MAX_ALLOWED_SIZE 8
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#ifdef CONFIG_OF
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/*device information data*/
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struct devinfo_tag {
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/* device information size */
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u32 data_size;
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/* device information (dynamically allocate in v2 driver) */
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u32 data[0];
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};
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#endif
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#endif /* end of __DEVFINO_H__ */
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