[thirdparty/u-boot.git] / include / fsl_sec_mon.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Common internal memory map for some Freescale SoCs
 *
 * Copyright 2015 Freescale Semiconductor, Inc.
 */

#ifndef __FSL_SEC_MON_H
#define __FSL_SEC_MON_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
#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 HPCOMR_SSM_ST_DIS	0x2	/* Disable Secure to Trusted State */
#define HPCOMR_SSM_SFNS_DIS	0x4	/* Disable Soft Fail to Non-Secure */
#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_SECURE	0xf00	/* SEC_MON is in secure 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,
};

/* Transition SEC_MON state */
int set_sec_mon_state(u32 state);

#endif /* __FSL_SEC_MON_H */
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0+ */
fe78378d	2	/*
	3	* Common internal memory map for some Freescale SoCs
	4	*
	5	* Copyright 2015 Freescale Semiconductor, Inc.
fe78378d	6	*/
	7
	8	#ifndef __FSL_SEC_MON_H
	9	#define __FSL_SEC_MON_H
	10
fe78378d	11	#include <asm/io.h>
	12
	13	#ifdef CONFIG_SYS_FSL_SEC_MON_LE
	14	#define sec_mon_in32(a) in_le32(a)
	15	#define sec_mon_out32(a, v) out_le32(a, v)
	16	#define sec_mon_in16(a) in_le16(a)
	17	#define sec_mon_clrbits32 clrbits_le32
	18	#define sec_mon_setbits32 setbits_le32
	19	#elif defined(CONFIG_SYS_FSL_SEC_MON_BE)
	20	#define sec_mon_in32(a) in_be32(a)
	21	#define sec_mon_out32(a, v) out_be32(a, v)
	22	#define sec_mon_in16(a) in_be16(a)
	23	#define sec_mon_clrbits32 clrbits_be32
	24	#define sec_mon_setbits32 setbits_be32
fe78378d	25	#endif
	26
	27	struct ccsr_sec_mon_regs {
	28	u8 reserved0[0x04];
	29	u32 hp_com; /* 0x04 SEC_MON_HP Command Register */
	30	u8 reserved2[0x0c];
	31	u32 hp_stat; /* 0x08 SEC_MON_HP Status Register */
	32	};
	33
b259732d SG	34	#define HPCOMR_SW_SV 0x100 /* Security Violation bit */
	35	#define HPCOMR_SW_FSV 0x200 /* Fatal Security Violation bit */
	36	#define HPCOMR_SSM_ST 0x1 /* SSM_ST field in SEC_MON command */
	37	#define HPCOMR_SSM_ST_DIS 0x2 /* Disable Secure to Trusted State */
	38	#define HPCOMR_SSM_SFNS_DIS 0x4 /* Disable Soft Fail to Non-Secure */
fe78378d	39	#define HPSR_SSM_ST_CHECK 0x900 /* SEC_MON is in check state */
	40	#define HPSR_SSM_ST_NON_SECURE 0xb00 /* SEC_MON is in non secure state */
	41	#define HPSR_SSM_ST_TRUST 0xd00 /* SEC_MON is in trusted state */
	42	#define HPSR_SSM_ST_SOFT_FAIL 0x300 /* SEC_MON is in soft fail state */
b259732d	43	#define HPSR_SSM_ST_SECURE 0xf00 /* SEC_MON is in secure state */
fe78378d	44	#define HPSR_SSM_ST_MASK 0xf00 /* Mask for SSM_ST field */
	45
	46	/*
	47	* SEC_MON read. This specifies the possible reads
	48	* from the SEC_MON
	49	*/
	50	enum {
	51	SEC_MON_SSM_ST,
	52	SEC_MON_SW_FSV,
	53	SEC_MON_SW_SV,
	54	};
	55
b259732d SG	56	/* Transition SEC_MON state */
b259732d SG	57	int set_sec_mon_state(u32 state);
fe78378d	58
fe78378d	59	#endif /* __FSL_SEC_MON_H */