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