LXR uboot/arch/arm/include/asm/imx-common/hab.h

   1/*
   2 * Copyright (C) 2012-2015 Freescale Semiconductor, Inc. All Rights Reserved.
   3 *
   4 * SPDX-License-Identifier:    GPL-2.0+
   5 *
   6*/
   7
   8#ifndef __SECURE_MX6Q_H__
   9#define __SECURE_MX6Q_H__
  10
  11#include <linux/types.h>
  12
  13/* -------- start of HAB API updates ------------*/
  14/* The following are taken from HAB4 SIS */
  15
  16/* Status definitions */
  17enum hab_status {
  18        HAB_STS_ANY = 0x00,
  19        HAB_FAILURE = 0x33,
  20        HAB_WARNING = 0x69,
  21        HAB_SUCCESS = 0xf0
  22};
  23
  24/* Security Configuration definitions */
  25enum hab_config {
  26        HAB_CFG_RETURN = 0x33,  /* < Field Return IC */
  27        HAB_CFG_OPEN = 0xf0,    /* < Non-secure IC */
  28        HAB_CFG_CLOSED = 0xcc   /* < Secure IC */
  29};
  30
  31/* State definitions */
  32enum hab_state {
  33        HAB_STATE_INITIAL = 0x33,       /* Initialising state (transitory) */
  34        HAB_STATE_CHECK = 0x55,         /* Check state (non-secure) */
  35        HAB_STATE_NONSECURE = 0x66,     /* Non-secure state */
  36        HAB_STATE_TRUSTED = 0x99,       /* Trusted state */
  37        HAB_STATE_SECURE = 0xaa,        /* Secure state */
  38        HAB_STATE_FAIL_SOFT = 0xcc, /* Soft fail state */
  39        HAB_STATE_FAIL_HARD = 0xff, /* Hard fail state (terminal) */
  40        HAB_STATE_NONE = 0xf0,          /* No security state machine */
  41        HAB_STATE_MAX
  42};
  43
  44enum hab_reason {
  45        HAB_RSN_ANY = 0x00,                     /* Match any reason */
  46        HAB_ENG_FAIL = 0x30,            /* Engine failure */
  47        HAB_INV_ADDRESS = 0x22,         /* Invalid address: access denied */
  48        HAB_INV_ASSERTION = 0x0c,   /* Invalid assertion */
  49        HAB_INV_CALL = 0x28,            /* Function called out of sequence */
  50        HAB_INV_CERTIFICATE = 0x21, /* Invalid certificate */
  51        HAB_INV_COMMAND = 0x06,     /* Invalid command: command malformed */
  52        HAB_INV_CSF = 0x11,                     /* Invalid csf */
  53        HAB_INV_DCD = 0x27,                     /* Invalid dcd */
  54        HAB_INV_INDEX = 0x0f,           /* Invalid index: access denied */
  55        HAB_INV_IVT = 0x05,                     /* Invalid ivt */
  56        HAB_INV_KEY = 0x1d,                     /* Invalid key */
  57        HAB_INV_RETURN = 0x1e,          /* Failed callback function */
  58        HAB_INV_SIGNATURE = 0x18,   /* Invalid signature */
  59        HAB_INV_SIZE = 0x17,            /* Invalid data size */
  60        HAB_MEM_FAIL = 0x2e,            /* Memory failure */
  61        HAB_OVR_COUNT = 0x2b,           /* Expired poll count */
  62        HAB_OVR_STORAGE = 0x2d,         /* Exhausted storage region */
  63        HAB_UNS_ALGORITHM = 0x12,   /* Unsupported algorithm */
  64        HAB_UNS_COMMAND = 0x03,         /* Unsupported command */
  65        HAB_UNS_ENGINE = 0x0a,          /* Unsupported engine */
  66        HAB_UNS_ITEM = 0x24,            /* Unsupported configuration item */
  67        HAB_UNS_KEY = 0x1b,             /* Unsupported key type/parameters */
  68        HAB_UNS_PROTOCOL = 0x14,        /* Unsupported protocol */
  69        HAB_UNS_STATE = 0x09,           /* Unsuitable state */
  70        HAB_RSN_MAX
  71};
  72
  73enum hab_context {
  74        HAB_CTX_ANY = 0x00,                     /* Match any context */
  75        HAB_CTX_FAB = 0xff,                 /* Event logged in hab_fab_test() */
  76        HAB_CTX_ENTRY = 0xe1,           /* Event logged in hab_rvt.entry() */
  77        HAB_CTX_TARGET = 0x33,      /* Event logged in hab_rvt.check_target() */
  78        HAB_CTX_AUTHENTICATE = 0x0a,/* Logged in hab_rvt.authenticate_image() */
  79        HAB_CTX_DCD = 0xdd,         /* Event logged in hab_rvt.run_dcd() */
  80        HAB_CTX_CSF = 0xcf,         /* Event logged in hab_rvt.run_csf() */
  81        HAB_CTX_COMMAND = 0xc0,     /* Event logged executing csf/dcd command */
  82        HAB_CTX_AUT_DAT = 0xdb,         /* Authenticated data block */
  83        HAB_CTX_ASSERT = 0xa0,          /* Event logged in hab_rvt.assert() */
  84        HAB_CTX_EXIT = 0xee,            /* Event logged in hab_rvt.exit() */
  85        HAB_CTX_MAX
  86};
  87
  88struct imx_sec_config_fuse_t {
  89        int bank;
  90        int word;
  91};
  92
  93#if defined(CONFIG_SECURE_BOOT)
  94extern struct imx_sec_config_fuse_t const imx_sec_config_fuse;
  95#endif
  96
  97/*Function prototype description*/
  98typedef enum hab_status hab_rvt_report_event_t(enum hab_status, uint32_t,
  99                uint8_t* , size_t*);
 100typedef enum hab_status hab_rvt_report_status_t(enum hab_config *,
 101                enum hab_state *);
 102typedef enum hab_status hab_loader_callback_f_t(void**, size_t*, const void*);
 103typedef enum hab_status hab_rvt_entry_t(void);
 104typedef enum hab_status hab_rvt_exit_t(void);
 105typedef void *hab_rvt_authenticate_image_t(uint8_t, ptrdiff_t,
 106                void **, size_t *, hab_loader_callback_f_t);
 107typedef void hapi_clock_init_t(void);
 108
 109#define HAB_ENG_ANY             0x00   /* Select first compatible engine */
 110#define HAB_ENG_SCC             0x03   /* Security controller */
 111#define HAB_ENG_RTIC    0x05   /* Run-time integrity checker */
 112#define HAB_ENG_SAHARA  0x06   /* Crypto accelerator */
 113#define HAB_ENG_CSU             0x0a   /* Central Security Unit */
 114#define HAB_ENG_SRTC    0x0c   /* Secure clock */
 115#define HAB_ENG_DCP             0x1b   /* Data Co-Processor */
 116#define HAB_ENG_CAAM    0x1d   /* CAAM */
 117#define HAB_ENG_SNVS    0x1e   /* Secure Non-Volatile Storage */
 118#define HAB_ENG_OCOTP   0x21   /* Fuse controller */
 119#define HAB_ENG_DTCP    0x22   /* DTCP co-processor */
 120#define HAB_ENG_ROM             0x36   /* Protected ROM area */
 121#define HAB_ENG_HDCP    0x24   /* HDCP co-processor */
 122#define HAB_ENG_RTL             0x77   /* RTL simulation engine */
 123#define HAB_ENG_SW              0xff   /* Software engine */
 124
 125#ifdef CONFIG_ROM_UNIFIED_SECTIONS
 126#define HAB_RVT_BASE                    0x00000100
 127#else
 128#define HAB_RVT_BASE                    0x00000094
 129#endif
 130
 131#define HAB_RVT_ENTRY                   (*(uint32_t *)(HAB_RVT_BASE + 0x04))
 132#define HAB_RVT_EXIT                    (*(uint32_t *)(HAB_RVT_BASE + 0x08))
 133#define HAB_RVT_AUTHENTICATE_IMAGE      (*(uint32_t *)(HAB_RVT_BASE + 0x10))
 134#define HAB_RVT_REPORT_EVENT            (*(uint32_t *)(HAB_RVT_BASE + 0x20))
 135#define HAB_RVT_REPORT_STATUS           (*(uint32_t *)(HAB_RVT_BASE + 0x24))
 136
 137#define HAB_RVT_REPORT_EVENT_NEW               (*(uint32_t *)0x000000B8)
 138#define HAB_RVT_REPORT_STATUS_NEW              (*(uint32_t *)0x000000BC)
 139#define HAB_RVT_AUTHENTICATE_IMAGE_NEW         (*(uint32_t *)0x000000A8)
 140#define HAB_RVT_ENTRY_NEW                      (*(uint32_t *)0x0000009C)
 141#define HAB_RVT_EXIT_NEW                       (*(uint32_t *)0x000000A0)
 142
 143#define HAB_CID_ROM 0 /**< ROM Caller ID */
 144#define HAB_CID_UBOOT 1 /**< UBOOT Caller ID*/
 145
 146/* ----------- end of HAB API updates ------------*/
 147
 148uint32_t authenticate_image(uint32_t ddr_start, uint32_t image_size);
 149
 150#endif
 151