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https://github.com/AsahiLinux/u-boot
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59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
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/*
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* Common internal memory map for some Freescale SoCs
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*
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* Copyright 2015 Freescale Semiconductor, Inc.
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __FSL_SEC_MON_H
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#define __FSL_SEC_MON_H
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#include <common.h>
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#include <asm/io.h>
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#ifdef CONFIG_SYS_FSL_SEC_MON_LE
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#define sec_mon_in32(a) in_le32(a)
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#define sec_mon_out32(a, v) out_le32(a, v)
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#define sec_mon_in16(a) in_le16(a)
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#define sec_mon_clrbits32 clrbits_le32
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#define sec_mon_setbits32 setbits_le32
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#elif defined(CONFIG_SYS_FSL_SEC_MON_BE)
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#define sec_mon_in32(a) in_be32(a)
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#define sec_mon_out32(a, v) out_be32(a, v)
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#define sec_mon_in16(a) in_be16(a)
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#define sec_mon_clrbits32 clrbits_be32
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#define sec_mon_setbits32 setbits_be32
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#else
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#error Neither CONFIG_SYS_FSL_SEC_MON_LE nor CONFIG_SYS_FSL_SEC_MON_BE defined
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#endif
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struct ccsr_sec_mon_regs {
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u8 reserved0[0x04];
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u32 hp_com; /* 0x04 SEC_MON_HP Command Register */
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u8 reserved2[0x0c];
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u32 hp_stat; /* 0x08 SEC_MON_HP Status Register */
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};
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#define HPCOMR_SW_SV 0x100 /* Security Violation bit */
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#define HPCOMR_SW_FSV 0x200 /* Fatal Security Violation bit */
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#define HPCOMR_SSM_ST 0x1 /* SSM_ST field in SEC_MON command */
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#define HPSR_SSM_ST_CHECK 0x900 /* SEC_MON is in check state */
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#define HPSR_SSM_ST_NON_SECURE 0xb00 /* SEC_MON is in non secure state */
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#define HPSR_SSM_ST_TRUST 0xd00 /* SEC_MON is in trusted state */
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#define HPSR_SSM_ST_SOFT_FAIL 0x300 /* SEC_MON is in soft fail state */
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#define HPSR_SSM_ST_MASK 0xf00 /* Mask for SSM_ST field */
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/*
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* SEC_MON read. This specifies the possible reads
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* from the SEC_MON
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*/
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enum {
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SEC_MON_SSM_ST,
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SEC_MON_SW_FSV,
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SEC_MON_SW_SV,
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};
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int change_sec_mon_state(uint32_t initial_state, uint32_t final_state);
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#endif /* __FSL_SEC_MON_H */
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