GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/include/fsl_sec_mon.h

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+/* 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 <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 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 */