iMX: adding parsing to hab_status command

hab_status command returns a memory dump of the hab event log. But the
raw data is not human-readable. Parsing such data into readable event
will help to minimize debbuging time.

Signed-off-by: Ulises Cardenas <Ulises.Cardenas@freescale.com>

1 files changed, 73 insertions, 12 deletions

diff --git a/arch/arm/include/asm/arch-mx6/hab.h b/arch/arm/include/asm/arch-mx6/hab.h
index c9e5318bfb..d0eaa67180 100644
--- a/arch/arm/include/asm/arch-mx6/hab.h
+++ b/arch/arm/include/asm/arch-mx6/hab.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2012 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright (C) 2012-2015 Freescale Semiconductor, Inc. All Rights Reserved.
  *
  * SPDX-License-Identifier:    GPL-2.0+
  *
@@ -23,24 +23,68 @@ enum hab_status {
 
 /* Security Configuration definitions */
 enum hab_config {
-	HAB_CFG_RETURN = 0x33, /**< Field Return IC */
-	HAB_CFG_OPEN = 0xf0, /**< Non-secure IC */
-	HAB_CFG_CLOSED = 0xcc /**< Secure IC */
+	HAB_CFG_RETURN = 0x33,	/* < Field Return IC */
+	HAB_CFG_OPEN = 0xf0,	/* < Non-secure IC */
+	HAB_CFG_CLOSED = 0xcc	/* < Secure IC */
 };
 
 /* State definitions */
 enum hab_state {
-	HAB_STATE_INITIAL = 0x33, /**< Initialising state (transitory) */
-	HAB_STATE_CHECK = 0x55, /**< Check state (non-secure) */
-	HAB_STATE_NONSECURE = 0x66, /**< Non-secure state */
-	HAB_STATE_TRUSTED = 0x99, /**< Trusted state */
-	HAB_STATE_SECURE = 0xaa, /**< Secure state */
-	HAB_STATE_FAIL_SOFT = 0xcc, /**< Soft fail state */
-	HAB_STATE_FAIL_HARD = 0xff, /**< Hard fail state (terminal) */
-	HAB_STATE_NONE = 0xf0, /**< No security state machine */
+	HAB_STATE_INITIAL = 0x33,	/* Initialising state (transitory) */
+	HAB_STATE_CHECK = 0x55,		/* Check state (non-secure) */
+	HAB_STATE_NONSECURE = 0x66,	/* Non-secure state */
+	HAB_STATE_TRUSTED = 0x99,	/* Trusted state */
+	HAB_STATE_SECURE = 0xaa,	/* Secure state */
+	HAB_STATE_FAIL_SOFT = 0xcc, /* Soft fail state */
+	HAB_STATE_FAIL_HARD = 0xff, /* Hard fail state (terminal) */
+	HAB_STATE_NONE = 0xf0,		/* No security state machine */
 	HAB_STATE_MAX
 };
 
+enum hab_reason {
+	HAB_RSN_ANY = 0x00,			/* Match any reason */
+	HAB_ENG_FAIL = 0x30,		/* Engine failure */
+	HAB_INV_ADDRESS = 0x22,		/* Invalid address: access denied */
+	HAB_INV_ASSERTION = 0x0c,   /* Invalid assertion */
+	HAB_INV_CALL = 0x28,		/* Function called out of sequence */
+	HAB_INV_CERTIFICATE = 0x21, /* Invalid certificate */
+	HAB_INV_COMMAND = 0x06,     /* Invalid command: command malformed */
+	HAB_INV_CSF = 0x11,			/* Invalid csf */
+	HAB_INV_DCD = 0x27,			/* Invalid dcd */
+	HAB_INV_INDEX = 0x0f,		/* Invalid index: access denied */
+	HAB_INV_IVT = 0x05,			/* Invalid ivt */
+	HAB_INV_KEY = 0x1d,			/* Invalid key */
+	HAB_INV_RETURN = 0x1e,		/* Failed callback function */
+	HAB_INV_SIGNATURE = 0x18,   /* Invalid signature */
+	HAB_INV_SIZE = 0x17,		/* Invalid data size */
+	HAB_MEM_FAIL = 0x2e,		/* Memory failure */
+	HAB_OVR_COUNT = 0x2b,		/* Expired poll count */
+	HAB_OVR_STORAGE = 0x2d,		/* Exhausted storage region */
+	HAB_UNS_ALGORITHM = 0x12,   /* Unsupported algorithm */
+	HAB_UNS_COMMAND = 0x03,		/* Unsupported command */
+	HAB_UNS_ENGINE = 0x0a,		/* Unsupported engine */
+	HAB_UNS_ITEM = 0x24,		/* Unsupported configuration item */
+	HAB_UNS_KEY = 0x1b,	        /* Unsupported key type/parameters */
+	HAB_UNS_PROTOCOL = 0x14,	/* Unsupported protocol */
+	HAB_UNS_STATE = 0x09,		/* Unsuitable state */
+	HAB_RSN_MAX
+};
+
+enum hab_context {
+	HAB_CTX_ANY = 0x00,			/* Match any context */
+	HAB_CTX_FAB = 0xff,		    /* Event logged in hab_fab_test() */
+	HAB_CTX_ENTRY = 0xe1,		/* Event logged in hab_rvt.entry() */
+	HAB_CTX_TARGET = 0x33,	    /* Event logged in hab_rvt.check_target() */
+	HAB_CTX_AUTHENTICATE = 0x0a,/* Logged in hab_rvt.authenticate_image() */
+	HAB_CTX_DCD = 0xdd,         /* Event logged in hab_rvt.run_dcd() */
+	HAB_CTX_CSF = 0xcf,         /* Event logged in hab_rvt.run_csf() */
+	HAB_CTX_COMMAND = 0xc0,     /* Event logged executing csf/dcd command */
+	HAB_CTX_AUT_DAT = 0xdb,		/* Authenticated data block */
+	HAB_CTX_ASSERT = 0xa0,		/* Event logged in hab_rvt.assert() */
+	HAB_CTX_EXIT = 0xee,		/* Event logged in hab_rvt.exit() */
+	HAB_CTX_MAX
+};
+
 /*Function prototype description*/
 typedef enum hab_status hab_rvt_report_event_t(enum hab_status, uint32_t,
 		uint8_t* , size_t*);
@@ -53,6 +97,22 @@ typedef void *hab_rvt_authenticate_image_t(uint8_t, ptrdiff_t,
 		void **, size_t *, hab_loader_callback_f_t);
 typedef void hapi_clock_init_t(void);
 
+#define HAB_ENG_ANY		0x00   /* Select first compatible engine */
+#define HAB_ENG_SCC		0x03   /* Security controller */
+#define HAB_ENG_RTIC	0x05   /* Run-time integrity checker */
+#define HAB_ENG_SAHARA  0x06   /* Crypto accelerator */
+#define HAB_ENG_CSU		0x0a   /* Central Security Unit */
+#define HAB_ENG_SRTC	0x0c   /* Secure clock */
+#define HAB_ENG_DCP		0x1b   /* Data Co-Processor */
+#define HAB_ENG_CAAM	0x1d   /* CAAM */
+#define HAB_ENG_SNVS	0x1e   /* Secure Non-Volatile Storage */
+#define HAB_ENG_OCOTP	0x21   /* Fuse controller */
+#define HAB_ENG_DTCP	0x22   /* DTCP co-processor */
+#define HAB_ENG_ROM		0x36   /* Protected ROM area */
+#define HAB_ENG_HDCP	0x24   /* HDCP co-processor */
+#define HAB_ENG_RTL		0x77   /* RTL simulation engine */
+#define HAB_ENG_SW		0xff   /* Software engine */
+
 #ifdef CONFIG_MX6SX
 #define HAB_RVT_BASE			0x00000100
 #else
@@ -73,6 +133,7 @@ typedef void hapi_clock_init_t(void);
 
 #define HAB_CID_ROM 0 /**< ROM Caller ID */
 #define HAB_CID_UBOOT 1 /**< UBOOT Caller ID*/
+
 /* ----------- end of HAB API updates ------------*/
 
 #endif