52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
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/*
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* drivers/efuse/aml_efuse.c
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*
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* Copyright (C) 2020 Amlogic, Inc. All rights reserved.
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*
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*/
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#include <common.h>
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#include <asm/arch/io.h>
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#include <amlogic/aml_efuse.h>
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#include <asm/arch/secure_apb.h>
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//weak function for EFUSE license query
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//all following functions are defined with "weak" for customization of each SoC
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//EFUSE_LICX --> AO_SEC_SD_CFG10/9 --> EFUSE mirror
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int __attribute__((weak)) IS_FEAT_BOOT_VERIFY(void)
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{
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#ifndef ADDR_IS_FEAT_BOOT_VERIFY
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#ifdef EFUSE_LIC0
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#define ADDR_IS_FEAT_BOOT_VERIFY (EFUSE_LIC0)
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#define OSET_IS_FEAT_BOOT_VERIFY (0)
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#else
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#define ADDR_IS_FEAT_BOOT_VERIFY (AO_SEC_SD_CFG10)
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#define OSET_IS_FEAT_BOOT_VERIFY (4)
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#endif
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#endif
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return ((readl(ADDR_IS_FEAT_BOOT_VERIFY) >> OSET_IS_FEAT_BOOT_VERIFY) & 1);
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#undef ADDR_IS_FEAT_BOOT_VERIFY
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#undef OSET_IS_FEAT_BOOT_VERIFY
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}
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int __attribute__((weak)) IS_FEAT_BOOT_ENCRYPT(void)
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{
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#ifndef ADDR_IS_FEAT_BOOT_ENCRYPT
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#ifdef EFUSE_LIC0
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#define ADDR_IS_FEAT_BOOT_ENCRYPT (EFUSE_LIC0)
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#define OSET_IS_FEAT_BOOT_ENCRYPT (1)
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#else
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#define ADDR_IS_FEAT_BOOT_ENCRYPT (AO_SEC_SD_CFG10)
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#define OSET_IS_FEAT_BOOT_ENCRYPT (28)
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#endif
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#endif
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return ((readl(ADDR_IS_FEAT_BOOT_ENCRYPT) >> OSET_IS_FEAT_BOOT_ENCRYPT) & 1);
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#undef ADDR_IS_FEAT_BOOT_ENCRYPT
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#undef OSET_IS_FEAT_BOOT_ENCRYPT
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}
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