64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
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/*
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* Copyright (C) 2021 XiaoMi, Inc.
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* 2022 The LineageOS Project
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#include <linux/hwid.h>
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#include <linux/module.h>
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#define HW_MAJOR_VERSION_SHIFT 16
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#define HW_MINOR_VERSION_SHIFT 0
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#define HW_COUNTRY_VERSION_SHIFT 20
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#define HW_BUILD_VERSION_SHIFT 16
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#define HW_MAJOR_VERSION_MASK 0xFFFF0000
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#define HW_MINOR_VERSION_MASK 0x0000FFFF
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#define HW_COUNTRY_VERSION_MASK 0xFFF00000
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#define HW_BUILD_VERSION_MASK 0x000F0000
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static uint project;
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module_param(project, uint, 0444);
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static uint hwid_value;
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module_param(hwid_value, uint, 0444);
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uint32_t get_hw_version_platform(void)
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{
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return project;
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}
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EXPORT_SYMBOL(get_hw_version_platform);
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uint32_t get_hw_id_value(void)
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{
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return hwid_value;
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}
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EXPORT_SYMBOL(get_hw_id_value);
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uint32_t get_hw_country_version(void)
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{
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return (hwid_value & HW_COUNTRY_VERSION_MASK) >> HW_COUNTRY_VERSION_SHIFT;
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}
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EXPORT_SYMBOL(get_hw_country_version);
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uint32_t get_hw_version_major(void)
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{
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return (hwid_value & HW_MAJOR_VERSION_MASK) >> HW_MAJOR_VERSION_SHIFT;
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}
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EXPORT_SYMBOL(get_hw_version_major);
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uint32_t get_hw_version_minor(void)
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{
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return (hwid_value & HW_MINOR_VERSION_MASK) >> HW_MINOR_VERSION_SHIFT;
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}
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EXPORT_SYMBOL(get_hw_version_minor);
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uint32_t get_hw_version_build(void)
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{
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return (hwid_value & HW_BUILD_VERSION_MASK) >> HW_BUILD_VERSION_SHIFT;
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}
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EXPORT_SYMBOL(get_hw_version_build);
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MODULE_AUTHOR("weixiaotian1@xiaomi.com");
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MODULE_LICENSE("GPL v2");
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