imx: hab: rework secure boot support for imx6
authorAdrian Alonso <aalonso@freescale.com>
Mon, 12 Oct 2015 18:48:08 +0000 (13:48 -0500)
committerStefano Babic <sbabic@denx.de>
Fri, 30 Oct 2015 14:20:57 +0000 (15:20 +0100)
Rework secure boot support for imx6, move existing hab support
for imx6 into imx-common for SoC reuse.

Signed-off-by: Adrian Alonso <aalonso@freescale.com>
arch/arm/cpu/armv7/mx6/Makefile
arch/arm/cpu/armv7/mx6/hab.c [deleted file]
arch/arm/imx-common/Makefile
arch/arm/imx-common/hab.c [new file with mode: 0644]
arch/arm/include/asm/arch-mx6/hab.h [deleted file]
arch/arm/include/asm/imx-common/hab.h [new file with mode: 0644]

index bf6effc9399d5407cc04e80fb200b59590a04536..8af191d660b61f212dec4ed0df4d13d29da88f5a 100644 (file)
@@ -9,5 +9,4 @@
 
 obj-y  := soc.o clock.o
 obj-$(CONFIG_SPL_BUILD)             += ddr.o
-obj-$(CONFIG_SECURE_BOOT)    += hab.o
 obj-$(CONFIG_MP)             += mp.o
diff --git a/arch/arm/cpu/armv7/mx6/hab.c b/arch/arm/cpu/armv7/mx6/hab.c
deleted file mode 100644 (file)
index 27cabe4..0000000
+++ /dev/null
@@ -1,502 +0,0 @@
-/*
- * Copyright (C) 2010-2015 Freescale Semiconductor, Inc.
- *
- * SPDX-License-Identifier:    GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/system.h>
-#include <asm/arch/hab.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/sys_proto.h>
-
-/* -------- start of HAB API updates ------------*/
-
-#define hab_rvt_report_event_p                                 \
-(                                                              \
-       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
-         is_cpu_type(MXC_CPU_MX6D)) &&                         \
-         (soc_rev() >= CHIP_REV_1_5)) ?                        \
-       ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT_NEW) :  \
-       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
-        (soc_rev() >= CHIP_REV_1_2)) ?                         \
-       ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT_NEW) :  \
-       ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT)        \
-)
-
-#define hab_rvt_report_status_p                                        \
-(                                                              \
-       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
-         is_cpu_type(MXC_CPU_MX6D)) &&                         \
-         (soc_rev() >= CHIP_REV_1_5)) ?                        \
-       ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS_NEW) :\
-       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
-        (soc_rev() >= CHIP_REV_1_2)) ?                         \
-       ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS_NEW) :\
-       ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS)      \
-)
-
-#define hab_rvt_authenticate_image_p                           \
-(                                                              \
-       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
-         is_cpu_type(MXC_CPU_MX6D)) &&                         \
-         (soc_rev() >= CHIP_REV_1_5)) ?                        \
-       ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE_NEW) : \
-       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
-        (soc_rev() >= CHIP_REV_1_2)) ?                         \
-       ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE_NEW) : \
-       ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE)    \
-)
-
-#define hab_rvt_entry_p                                                \
-(                                                              \
-       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
-         is_cpu_type(MXC_CPU_MX6D)) &&                         \
-         (soc_rev() >= CHIP_REV_1_5)) ?                        \
-       ((hab_rvt_entry_t *)HAB_RVT_ENTRY_NEW) :                \
-       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
-        (soc_rev() >= CHIP_REV_1_2)) ?                         \
-       ((hab_rvt_entry_t *)HAB_RVT_ENTRY_NEW) :                \
-       ((hab_rvt_entry_t *)HAB_RVT_ENTRY)                      \
-)
-
-#define hab_rvt_exit_p                                         \
-(                                                              \
-       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
-         is_cpu_type(MXC_CPU_MX6D)) &&                         \
-         (soc_rev() >= CHIP_REV_1_5)) ?                        \
-       ((hab_rvt_exit_t *)HAB_RVT_EXIT_NEW) :                  \
-       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
-        (soc_rev() >= CHIP_REV_1_2)) ?                         \
-       ((hab_rvt_exit_t *)HAB_RVT_EXIT_NEW) :                  \
-       ((hab_rvt_exit_t *)HAB_RVT_EXIT)                        \
-)
-
-#define IVT_SIZE               0x20
-#define ALIGN_SIZE             0x1000
-#define CSF_PAD_SIZE           0x2000
-#define MX6DQ_PU_IROM_MMU_EN_VAR       0x009024a8
-#define MX6DLS_PU_IROM_MMU_EN_VAR      0x00901dd0
-#define MX6SL_PU_IROM_MMU_EN_VAR       0x00900a18
-
-/*
- * +------------+  0x0 (DDR_UIMAGE_START) -
- * |   Header   |                          |
- * +------------+  0x40                    |
- * |            |                          |
- * |            |                          |
- * |            |                          |
- * |            |                          |
- * | Image Data |                          |
- * .            |                          |
- * .            |                           > Stuff to be authenticated ----+
- * .            |                          |                                |
- * |            |                          |                                |
- * |            |                          |                                |
- * +------------+                          |                                |
- * |            |                          |                                |
- * | Fill Data  |                          |                                |
- * |            |                          |                                |
- * +------------+ Align to ALIGN_SIZE      |                                |
- * |    IVT     |                          |                                |
- * +------------+ + IVT_SIZE              -                                 |
- * |            |                                                           |
- * |  CSF DATA  | <---------------------------------------------------------+
- * |            |
- * +------------+
- * |            |
- * | Fill Data  |
- * |            |
- * +------------+ + CSF_PAD_SIZE
- */
-
-#define MAX_RECORD_BYTES     (8*1024) /* 4 kbytes */
-
-struct record {
-       uint8_t  tag;                                           /* Tag */
-       uint8_t  len[2];                                        /* Length */
-       uint8_t  par;                                           /* Version */
-       uint8_t  contents[MAX_RECORD_BYTES];/* Record Data */
-       bool     any_rec_flag;
-};
-
-char *rsn_str[] = {"RSN = HAB_RSN_ANY (0x00)\n",
-                                  "RSN = HAB_ENG_FAIL (0x30)\n",
-                                  "RSN = HAB_INV_ADDRESS (0x22)\n",
-                                  "RSN = HAB_INV_ASSERTION (0x0C)\n",
-                                  "RSN = HAB_INV_CALL (0x28)\n",
-                                  "RSN = HAB_INV_CERTIFICATE (0x21)\n",
-                                  "RSN = HAB_INV_COMMAND (0x06)\n",
-                                  "RSN = HAB_INV_CSF (0x11)\n",
-                                  "RSN = HAB_INV_DCD (0x27)\n",
-                                  "RSN = HAB_INV_INDEX (0x0F)\n",
-                                  "RSN = HAB_INV_IVT (0x05)\n",
-                                  "RSN = HAB_INV_KEY (0x1D)\n",
-                                  "RSN = HAB_INV_RETURN (0x1E)\n",
-                                  "RSN = HAB_INV_SIGNATURE (0x18)\n",
-                                  "RSN = HAB_INV_SIZE (0x17)\n",
-                                  "RSN = HAB_MEM_FAIL (0x2E)\n",
-                                  "RSN = HAB_OVR_COUNT (0x2B)\n",
-                                  "RSN = HAB_OVR_STORAGE (0x2D)\n",
-                                  "RSN = HAB_UNS_ALGORITHM (0x12)\n",
-                                  "RSN = HAB_UNS_COMMAND (0x03)\n",
-                                  "RSN = HAB_UNS_ENGINE (0x0A)\n",
-                                  "RSN = HAB_UNS_ITEM (0x24)\n",
-                                  "RSN = HAB_UNS_KEY (0x1B)\n",
-                                  "RSN = HAB_UNS_PROTOCOL (0x14)\n",
-                                  "RSN = HAB_UNS_STATE (0x09)\n",
-                                  "RSN = INVALID\n",
-                                  NULL};
-
-char *sts_str[] = {"STS = HAB_SUCCESS (0xF0)\n",
-                                  "STS = HAB_FAILURE (0x33)\n",
-                                  "STS = HAB_WARNING (0x69)\n",
-                                  "STS = INVALID\n",
-                                  NULL};
-
-char *eng_str[] = {"ENG = HAB_ENG_ANY (0x00)\n",
-                                  "ENG = HAB_ENG_SCC (0x03)\n",
-                                  "ENG = HAB_ENG_RTIC (0x05)\n",
-                                  "ENG = HAB_ENG_SAHARA (0x06)\n",
-                                  "ENG = HAB_ENG_CSU (0x0A)\n",
-                                  "ENG = HAB_ENG_SRTC (0x0C)\n",
-                                  "ENG = HAB_ENG_DCP (0x1B)\n",
-                                  "ENG = HAB_ENG_CAAM (0x1D)\n",
-                                  "ENG = HAB_ENG_SNVS (0x1E)\n",
-                                  "ENG = HAB_ENG_OCOTP (0x21)\n",
-                                  "ENG = HAB_ENG_DTCP (0x22)\n",
-                                  "ENG = HAB_ENG_ROM (0x36)\n",
-                                  "ENG = HAB_ENG_HDCP (0x24)\n",
-                                  "ENG = HAB_ENG_RTL (0x77)\n",
-                                  "ENG = HAB_ENG_SW (0xFF)\n",
-                                  "ENG = INVALID\n",
-                                  NULL};
-
-char *ctx_str[] = {"CTX = HAB_CTX_ANY(0x00)\n",
-                                  "CTX = HAB_CTX_FAB (0xFF)\n",
-                                  "CTX = HAB_CTX_ENTRY (0xE1)\n",
-                                  "CTX = HAB_CTX_TARGET (0x33)\n",
-                                  "CTX = HAB_CTX_AUTHENTICATE (0x0A)\n",
-                                  "CTX = HAB_CTX_DCD (0xDD)\n",
-                                  "CTX = HAB_CTX_CSF (0xCF)\n",
-                                  "CTX = HAB_CTX_COMMAND (0xC0)\n",
-                                  "CTX = HAB_CTX_AUT_DAT (0xDB)\n",
-                                  "CTX = HAB_CTX_ASSERT (0xA0)\n",
-                                  "CTX = HAB_CTX_EXIT (0xEE)\n",
-                                  "CTX = INVALID\n",
-                                  NULL};
-
-uint8_t hab_statuses[5] = {
-       HAB_STS_ANY,
-       HAB_FAILURE,
-       HAB_WARNING,
-       HAB_SUCCESS,
-       -1
-};
-
-uint8_t hab_reasons[26] = {
-       HAB_RSN_ANY,
-       HAB_ENG_FAIL,
-       HAB_INV_ADDRESS,
-       HAB_INV_ASSERTION,
-       HAB_INV_CALL,
-       HAB_INV_CERTIFICATE,
-       HAB_INV_COMMAND,
-       HAB_INV_CSF,
-       HAB_INV_DCD,
-       HAB_INV_INDEX,
-       HAB_INV_IVT,
-       HAB_INV_KEY,
-       HAB_INV_RETURN,
-       HAB_INV_SIGNATURE,
-       HAB_INV_SIZE,
-       HAB_MEM_FAIL,
-       HAB_OVR_COUNT,
-       HAB_OVR_STORAGE,
-       HAB_UNS_ALGORITHM,
-       HAB_UNS_COMMAND,
-       HAB_UNS_ENGINE,
-       HAB_UNS_ITEM,
-       HAB_UNS_KEY,
-       HAB_UNS_PROTOCOL,
-       HAB_UNS_STATE,
-       -1
-};
-
-uint8_t hab_contexts[12] = {
-       HAB_CTX_ANY,
-       HAB_CTX_FAB,
-       HAB_CTX_ENTRY,
-       HAB_CTX_TARGET,
-       HAB_CTX_AUTHENTICATE,
-       HAB_CTX_DCD,
-       HAB_CTX_CSF,
-       HAB_CTX_COMMAND,
-       HAB_CTX_AUT_DAT,
-       HAB_CTX_ASSERT,
-       HAB_CTX_EXIT,
-       -1
-};
-
-uint8_t hab_engines[16] = {
-       HAB_ENG_ANY,
-       HAB_ENG_SCC,
-       HAB_ENG_RTIC,
-       HAB_ENG_SAHARA,
-       HAB_ENG_CSU,
-       HAB_ENG_SRTC,
-       HAB_ENG_DCP,
-       HAB_ENG_CAAM,
-       HAB_ENG_SNVS,
-       HAB_ENG_OCOTP,
-       HAB_ENG_DTCP,
-       HAB_ENG_ROM,
-       HAB_ENG_HDCP,
-       HAB_ENG_RTL,
-       HAB_ENG_SW,
-       -1
-};
-
-bool is_hab_enabled(void)
-{
-       struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
-       struct fuse_bank *bank = &ocotp->bank[0];
-       struct fuse_bank0_regs *fuse =
-               (struct fuse_bank0_regs *)bank->fuse_regs;
-       uint32_t reg = readl(&fuse->cfg5);
-
-       return (reg & 0x2) == 0x2;
-}
-
-static inline uint8_t get_idx(uint8_t *list, uint8_t tgt)
-{
-       uint8_t idx = 0;
-       uint8_t element = list[idx];
-       while (element != -1) {
-               if (element == tgt)
-                       return idx;
-               element = list[++idx];
-       }
-       return -1;
-}
-
-void process_event_record(uint8_t *event_data, size_t bytes)
-{
-       struct record *rec = (struct record *)event_data;
-
-       printf("\n\n%s", sts_str[get_idx(hab_statuses, rec->contents[0])]);
-       printf("%s", rsn_str[get_idx(hab_reasons, rec->contents[1])]);
-       printf("%s", ctx_str[get_idx(hab_contexts, rec->contents[2])]);
-       printf("%s", eng_str[get_idx(hab_engines, rec->contents[3])]);
-}
-
-void display_event(uint8_t *event_data, size_t bytes)
-{
-       uint32_t i;
-
-       if (!(event_data && bytes > 0))
-               return;
-
-       for (i = 0; i < bytes; i++) {
-               if (i == 0)
-                       printf("\t0x%02x", event_data[i]);
-               else if ((i % 8) == 0)
-                       printf("\n\t0x%02x", event_data[i]);
-               else
-                       printf(" 0x%02x", event_data[i]);
-       }
-
-       process_event_record(event_data, bytes);
-}
-
-int get_hab_status(void)
-{
-       uint32_t index = 0; /* Loop index */
-       uint8_t event_data[128]; /* Event data buffer */
-       size_t bytes = sizeof(event_data); /* Event size in bytes */
-       enum hab_config config = 0;
-       enum hab_state state = 0;
-       hab_rvt_report_event_t *hab_rvt_report_event;
-       hab_rvt_report_status_t *hab_rvt_report_status;
-
-       hab_rvt_report_event = hab_rvt_report_event_p;
-       hab_rvt_report_status = hab_rvt_report_status_p;
-
-       if (is_hab_enabled())
-               puts("\nSecure boot enabled\n");
-       else
-               puts("\nSecure boot disabled\n");
-
-       /* Check HAB status */
-       if (hab_rvt_report_status(&config, &state) != HAB_SUCCESS) {
-               printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n",
-                      config, state);
-
-               /* Display HAB Error events */
-               while (hab_rvt_report_event(HAB_FAILURE, index, event_data,
-                                       &bytes) == HAB_SUCCESS) {
-                       puts("\n");
-                       printf("--------- HAB Event %d -----------------\n",
-                              index + 1);
-                       puts("event data:\n");
-                       display_event(event_data, bytes);
-                       puts("\n");
-                       bytes = sizeof(event_data);
-                       index++;
-               }
-       }
-       /* Display message if no HAB events are found */
-       else {
-               printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n",
-                      config, state);
-               puts("No HAB Events Found!\n\n");
-       }
-       return 0;
-}
-
-uint32_t authenticate_image(uint32_t ddr_start, uint32_t image_size)
-{
-       uint32_t load_addr = 0;
-       size_t bytes;
-       ptrdiff_t ivt_offset = 0;
-       int result = 0;
-       ulong start;
-       hab_rvt_authenticate_image_t *hab_rvt_authenticate_image;
-       hab_rvt_entry_t *hab_rvt_entry;
-       hab_rvt_exit_t *hab_rvt_exit;
-
-       hab_rvt_authenticate_image = hab_rvt_authenticate_image_p;
-       hab_rvt_entry = hab_rvt_entry_p;
-       hab_rvt_exit = hab_rvt_exit_p;
-
-       if (is_hab_enabled()) {
-               printf("\nAuthenticate image from DDR location 0x%x...\n",
-                      ddr_start);
-
-               hab_caam_clock_enable(1);
-
-               if (hab_rvt_entry() == HAB_SUCCESS) {
-                       /* If not already aligned, Align to ALIGN_SIZE */
-                       ivt_offset = (image_size + ALIGN_SIZE - 1) &
-                                       ~(ALIGN_SIZE - 1);
-
-                       start = ddr_start;
-                       bytes = ivt_offset + IVT_SIZE + CSF_PAD_SIZE;
-#ifdef DEBUG
-                       printf("\nivt_offset = 0x%x, ivt addr = 0x%x\n",
-                              ivt_offset, ddr_start + ivt_offset);
-                       puts("Dumping IVT\n");
-                       print_buffer(ddr_start + ivt_offset,
-                                    (void *)(ddr_start + ivt_offset),
-                                    4, 0x8, 0);
-
-                       puts("Dumping CSF Header\n");
-                       print_buffer(ddr_start + ivt_offset+IVT_SIZE,
-                                    (void *)(ddr_start + ivt_offset+IVT_SIZE),
-                                    4, 0x10, 0);
-
-                       get_hab_status();
-
-                       puts("\nCalling authenticate_image in ROM\n");
-                       printf("\tivt_offset = 0x%x\n", ivt_offset);
-                       printf("\tstart = 0x%08lx\n", start);
-                       printf("\tbytes = 0x%x\n", bytes);
-#endif
-                       /*
-                        * If the MMU is enabled, we have to notify the ROM
-                        * code, or it won't flush the caches when needed.
-                        * This is done, by setting the "pu_irom_mmu_enabled"
-                        * word to 1. You can find its address by looking in
-                        * the ROM map. This is critical for
-                        * authenticate_image(). If MMU is enabled, without
-                        * setting this bit, authentication will fail and may
-                        * crash.
-                        */
-                       /* Check MMU enabled */
-                       if (get_cr() & CR_M) {
-                               if (is_cpu_type(MXC_CPU_MX6Q) ||
-                                   is_cpu_type(MXC_CPU_MX6D)) {
-                                       /*
-                                        * This won't work on Rev 1.0.0 of
-                                        * i.MX6Q/D, since their ROM doesn't
-                                        * do cache flushes. don't think any
-                                        * exist, so we ignore them.
-                                        */
-                                       if (!is_mx6dqp())
-                                               writel(1, MX6DQ_PU_IROM_MMU_EN_VAR);
-                               } else if (is_cpu_type(MXC_CPU_MX6DL) ||
-                                          is_cpu_type(MXC_CPU_MX6SOLO)) {
-                                       writel(1, MX6DLS_PU_IROM_MMU_EN_VAR);
-                               } else if (is_cpu_type(MXC_CPU_MX6SL)) {
-                                       writel(1, MX6SL_PU_IROM_MMU_EN_VAR);
-                               }
-                       }
-
-                       load_addr = (uint32_t)hab_rvt_authenticate_image(
-                                       HAB_CID_UBOOT,
-                                       ivt_offset, (void **)&start,
-                                       (size_t *)&bytes, NULL);
-                       if (hab_rvt_exit() != HAB_SUCCESS) {
-                               puts("hab exit function fail\n");
-                               load_addr = 0;
-                       }
-               } else {
-                       puts("hab entry function fail\n");
-               }
-
-               hab_caam_clock_enable(0);
-
-               get_hab_status();
-       } else {
-               puts("hab fuse not enabled\n");
-       }
-
-       if ((!is_hab_enabled()) || (load_addr != 0))
-               result = 1;
-
-       return result;
-}
-
-int do_hab_status(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
-       if ((argc != 1)) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
-
-       get_hab_status();
-
-       return 0;
-}
-
-static int do_authenticate_image(cmd_tbl_t *cmdtp, int flag, int argc,
-                               char * const argv[])
-{
-       ulong   addr, ivt_offset;
-       int     rcode = 0;
-
-       if (argc < 3)
-               return CMD_RET_USAGE;
-
-       addr = simple_strtoul(argv[1], NULL, 16);
-       ivt_offset = simple_strtoul(argv[2], NULL, 16);
-
-       rcode = authenticate_image(addr, ivt_offset);
-
-       return rcode;
-}
-
-U_BOOT_CMD(
-               hab_status, CONFIG_SYS_MAXARGS, 1, do_hab_status,
-               "display HAB status",
-               ""
-         );
-
-U_BOOT_CMD(
-               hab_auth_img, 3, 0, do_authenticate_image,
-               "authenticate image via HAB",
-               "addr ivt_offset\n"
-               "addr - image hex address\n"
-               "ivt_offset - hex offset of IVT in the image"
-         );
index 1698d061e770829ae9f674189294441f41ecf08c..4abffee6232e5968528ca625e8374894a02aa0a4 100644 (file)
@@ -27,6 +27,7 @@ ifeq ($(SOC),$(filter $(SOC),mx6 mx7))
 obj-y  += cache.o init.o
 obj-$(CONFIG_CMD_SATA) += sata.o
 obj-$(CONFIG_IMX_VIDEO_SKIP) += video.o
+obj-$(CONFIG_SECURE_BOOT)    += hab.o
 endif
 ifeq ($(SOC),$(filter $(SOC),vf610))
 obj-y += ddrmc-vf610.o
diff --git a/arch/arm/imx-common/hab.c b/arch/arm/imx-common/hab.c
new file mode 100644 (file)
index 0000000..9ee0f12
--- /dev/null
@@ -0,0 +1,502 @@
+/*
+ * Copyright (C) 2010-2015 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/system.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/imx-common/hab.h>
+
+/* -------- start of HAB API updates ------------*/
+
+#define hab_rvt_report_event_p                                 \
+(                                                              \
+       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
+         is_cpu_type(MXC_CPU_MX6D)) &&                         \
+         (soc_rev() >= CHIP_REV_1_5)) ?                        \
+       ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT_NEW) :  \
+       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
+        (soc_rev() >= CHIP_REV_1_2)) ?                         \
+       ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT_NEW) :  \
+       ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT)        \
+)
+
+#define hab_rvt_report_status_p                                        \
+(                                                              \
+       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
+         is_cpu_type(MXC_CPU_MX6D)) &&                         \
+         (soc_rev() >= CHIP_REV_1_5)) ?                        \
+       ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS_NEW) :\
+       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
+        (soc_rev() >= CHIP_REV_1_2)) ?                         \
+       ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS_NEW) :\
+       ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS)      \
+)
+
+#define hab_rvt_authenticate_image_p                           \
+(                                                              \
+       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
+         is_cpu_type(MXC_CPU_MX6D)) &&                         \
+         (soc_rev() >= CHIP_REV_1_5)) ?                        \
+       ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE_NEW) : \
+       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
+        (soc_rev() >= CHIP_REV_1_2)) ?                         \
+       ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE_NEW) : \
+       ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE)    \
+)
+
+#define hab_rvt_entry_p                                                \
+(                                                              \
+       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
+         is_cpu_type(MXC_CPU_MX6D)) &&                         \
+         (soc_rev() >= CHIP_REV_1_5)) ?                        \
+       ((hab_rvt_entry_t *)HAB_RVT_ENTRY_NEW) :                \
+       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
+        (soc_rev() >= CHIP_REV_1_2)) ?                         \
+       ((hab_rvt_entry_t *)HAB_RVT_ENTRY_NEW) :                \
+       ((hab_rvt_entry_t *)HAB_RVT_ENTRY)                      \
+)
+
+#define hab_rvt_exit_p                                         \
+(                                                              \
+       ((is_cpu_type(MXC_CPU_MX6Q) ||                          \
+         is_cpu_type(MXC_CPU_MX6D)) &&                         \
+         (soc_rev() >= CHIP_REV_1_5)) ?                        \
+       ((hab_rvt_exit_t *)HAB_RVT_EXIT_NEW) :                  \
+       (is_cpu_type(MXC_CPU_MX6DL) &&                          \
+        (soc_rev() >= CHIP_REV_1_2)) ?                         \
+       ((hab_rvt_exit_t *)HAB_RVT_EXIT_NEW) :                  \
+       ((hab_rvt_exit_t *)HAB_RVT_EXIT)                        \
+)
+
+#define IVT_SIZE               0x20
+#define ALIGN_SIZE             0x1000
+#define CSF_PAD_SIZE           0x2000
+#define MX6DQ_PU_IROM_MMU_EN_VAR       0x009024a8
+#define MX6DLS_PU_IROM_MMU_EN_VAR      0x00901dd0
+#define MX6SL_PU_IROM_MMU_EN_VAR       0x00900a18
+
+/*
+ * +------------+  0x0 (DDR_UIMAGE_START) -
+ * |   Header   |                          |
+ * +------------+  0x40                    |
+ * |            |                          |
+ * |            |                          |
+ * |            |                          |
+ * |            |                          |
+ * | Image Data |                          |
+ * .            |                          |
+ * .            |                           > Stuff to be authenticated ----+
+ * .            |                          |                                |
+ * |            |                          |                                |
+ * |            |                          |                                |
+ * +------------+                          |                                |
+ * |            |                          |                                |
+ * | Fill Data  |                          |                                |
+ * |            |                          |                                |
+ * +------------+ Align to ALIGN_SIZE      |                                |
+ * |    IVT     |                          |                                |
+ * +------------+ + IVT_SIZE              -                                 |
+ * |            |                                                           |
+ * |  CSF DATA  | <---------------------------------------------------------+
+ * |            |
+ * +------------+
+ * |            |
+ * | Fill Data  |
+ * |            |
+ * +------------+ + CSF_PAD_SIZE
+ */
+
+#define MAX_RECORD_BYTES     (8*1024) /* 4 kbytes */
+
+struct record {
+       uint8_t  tag;                                           /* Tag */
+       uint8_t  len[2];                                        /* Length */
+       uint8_t  par;                                           /* Version */
+       uint8_t  contents[MAX_RECORD_BYTES];/* Record Data */
+       bool     any_rec_flag;
+};
+
+char *rsn_str[] = {"RSN = HAB_RSN_ANY (0x00)\n",
+                                  "RSN = HAB_ENG_FAIL (0x30)\n",
+                                  "RSN = HAB_INV_ADDRESS (0x22)\n",
+                                  "RSN = HAB_INV_ASSERTION (0x0C)\n",
+                                  "RSN = HAB_INV_CALL (0x28)\n",
+                                  "RSN = HAB_INV_CERTIFICATE (0x21)\n",
+                                  "RSN = HAB_INV_COMMAND (0x06)\n",
+                                  "RSN = HAB_INV_CSF (0x11)\n",
+                                  "RSN = HAB_INV_DCD (0x27)\n",
+                                  "RSN = HAB_INV_INDEX (0x0F)\n",
+                                  "RSN = HAB_INV_IVT (0x05)\n",
+                                  "RSN = HAB_INV_KEY (0x1D)\n",
+                                  "RSN = HAB_INV_RETURN (0x1E)\n",
+                                  "RSN = HAB_INV_SIGNATURE (0x18)\n",
+                                  "RSN = HAB_INV_SIZE (0x17)\n",
+                                  "RSN = HAB_MEM_FAIL (0x2E)\n",
+                                  "RSN = HAB_OVR_COUNT (0x2B)\n",
+                                  "RSN = HAB_OVR_STORAGE (0x2D)\n",
+                                  "RSN = HAB_UNS_ALGORITHM (0x12)\n",
+                                  "RSN = HAB_UNS_COMMAND (0x03)\n",
+                                  "RSN = HAB_UNS_ENGINE (0x0A)\n",
+                                  "RSN = HAB_UNS_ITEM (0x24)\n",
+                                  "RSN = HAB_UNS_KEY (0x1B)\n",
+                                  "RSN = HAB_UNS_PROTOCOL (0x14)\n",
+                                  "RSN = HAB_UNS_STATE (0x09)\n",
+                                  "RSN = INVALID\n",
+                                  NULL};
+
+char *sts_str[] = {"STS = HAB_SUCCESS (0xF0)\n",
+                                  "STS = HAB_FAILURE (0x33)\n",
+                                  "STS = HAB_WARNING (0x69)\n",
+                                  "STS = INVALID\n",
+                                  NULL};
+
+char *eng_str[] = {"ENG = HAB_ENG_ANY (0x00)\n",
+                                  "ENG = HAB_ENG_SCC (0x03)\n",
+                                  "ENG = HAB_ENG_RTIC (0x05)\n",
+                                  "ENG = HAB_ENG_SAHARA (0x06)\n",
+                                  "ENG = HAB_ENG_CSU (0x0A)\n",
+                                  "ENG = HAB_ENG_SRTC (0x0C)\n",
+                                  "ENG = HAB_ENG_DCP (0x1B)\n",
+                                  "ENG = HAB_ENG_CAAM (0x1D)\n",
+                                  "ENG = HAB_ENG_SNVS (0x1E)\n",
+                                  "ENG = HAB_ENG_OCOTP (0x21)\n",
+                                  "ENG = HAB_ENG_DTCP (0x22)\n",
+                                  "ENG = HAB_ENG_ROM (0x36)\n",
+                                  "ENG = HAB_ENG_HDCP (0x24)\n",
+                                  "ENG = HAB_ENG_RTL (0x77)\n",
+                                  "ENG = HAB_ENG_SW (0xFF)\n",
+                                  "ENG = INVALID\n",
+                                  NULL};
+
+char *ctx_str[] = {"CTX = HAB_CTX_ANY(0x00)\n",
+                                  "CTX = HAB_CTX_FAB (0xFF)\n",
+                                  "CTX = HAB_CTX_ENTRY (0xE1)\n",
+                                  "CTX = HAB_CTX_TARGET (0x33)\n",
+                                  "CTX = HAB_CTX_AUTHENTICATE (0x0A)\n",
+                                  "CTX = HAB_CTX_DCD (0xDD)\n",
+                                  "CTX = HAB_CTX_CSF (0xCF)\n",
+                                  "CTX = HAB_CTX_COMMAND (0xC0)\n",
+                                  "CTX = HAB_CTX_AUT_DAT (0xDB)\n",
+                                  "CTX = HAB_CTX_ASSERT (0xA0)\n",
+                                  "CTX = HAB_CTX_EXIT (0xEE)\n",
+                                  "CTX = INVALID\n",
+                                  NULL};
+
+uint8_t hab_statuses[5] = {
+       HAB_STS_ANY,
+       HAB_FAILURE,
+       HAB_WARNING,
+       HAB_SUCCESS,
+       -1
+};
+
+uint8_t hab_reasons[26] = {
+       HAB_RSN_ANY,
+       HAB_ENG_FAIL,
+       HAB_INV_ADDRESS,
+       HAB_INV_ASSERTION,
+       HAB_INV_CALL,
+       HAB_INV_CERTIFICATE,
+       HAB_INV_COMMAND,
+       HAB_INV_CSF,
+       HAB_INV_DCD,
+       HAB_INV_INDEX,
+       HAB_INV_IVT,
+       HAB_INV_KEY,
+       HAB_INV_RETURN,
+       HAB_INV_SIGNATURE,
+       HAB_INV_SIZE,
+       HAB_MEM_FAIL,
+       HAB_OVR_COUNT,
+       HAB_OVR_STORAGE,
+       HAB_UNS_ALGORITHM,
+       HAB_UNS_COMMAND,
+       HAB_UNS_ENGINE,
+       HAB_UNS_ITEM,
+       HAB_UNS_KEY,
+       HAB_UNS_PROTOCOL,
+       HAB_UNS_STATE,
+       -1
+};
+
+uint8_t hab_contexts[12] = {
+       HAB_CTX_ANY,
+       HAB_CTX_FAB,
+       HAB_CTX_ENTRY,
+       HAB_CTX_TARGET,
+       HAB_CTX_AUTHENTICATE,
+       HAB_CTX_DCD,
+       HAB_CTX_CSF,
+       HAB_CTX_COMMAND,
+       HAB_CTX_AUT_DAT,
+       HAB_CTX_ASSERT,
+       HAB_CTX_EXIT,
+       -1
+};
+
+uint8_t hab_engines[16] = {
+       HAB_ENG_ANY,
+       HAB_ENG_SCC,
+       HAB_ENG_RTIC,
+       HAB_ENG_SAHARA,
+       HAB_ENG_CSU,
+       HAB_ENG_SRTC,
+       HAB_ENG_DCP,
+       HAB_ENG_CAAM,
+       HAB_ENG_SNVS,
+       HAB_ENG_OCOTP,
+       HAB_ENG_DTCP,
+       HAB_ENG_ROM,
+       HAB_ENG_HDCP,
+       HAB_ENG_RTL,
+       HAB_ENG_SW,
+       -1
+};
+
+bool is_hab_enabled(void)
+{
+       struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
+       struct fuse_bank *bank = &ocotp->bank[0];
+       struct fuse_bank0_regs *fuse =
+               (struct fuse_bank0_regs *)bank->fuse_regs;
+       uint32_t reg = readl(&fuse->cfg5);
+
+       return (reg & 0x2) == 0x2;
+}
+
+static inline uint8_t get_idx(uint8_t *list, uint8_t tgt)
+{
+       uint8_t idx = 0;
+       uint8_t element = list[idx];
+       while (element != -1) {
+               if (element == tgt)
+                       return idx;
+               element = list[++idx];
+       }
+       return -1;
+}
+
+void process_event_record(uint8_t *event_data, size_t bytes)
+{
+       struct record *rec = (struct record *)event_data;
+
+       printf("\n\n%s", sts_str[get_idx(hab_statuses, rec->contents[0])]);
+       printf("%s", rsn_str[get_idx(hab_reasons, rec->contents[1])]);
+       printf("%s", ctx_str[get_idx(hab_contexts, rec->contents[2])]);
+       printf("%s", eng_str[get_idx(hab_engines, rec->contents[3])]);
+}
+
+void display_event(uint8_t *event_data, size_t bytes)
+{
+       uint32_t i;
+
+       if (!(event_data && bytes > 0))
+               return;
+
+       for (i = 0; i < bytes; i++) {
+               if (i == 0)
+                       printf("\t0x%02x", event_data[i]);
+               else if ((i % 8) == 0)
+                       printf("\n\t0x%02x", event_data[i]);
+               else
+                       printf(" 0x%02x", event_data[i]);
+       }
+
+       process_event_record(event_data, bytes);
+}
+
+int get_hab_status(void)
+{
+       uint32_t index = 0; /* Loop index */
+       uint8_t event_data[128]; /* Event data buffer */
+       size_t bytes = sizeof(event_data); /* Event size in bytes */
+       enum hab_config config = 0;
+       enum hab_state state = 0;
+       hab_rvt_report_event_t *hab_rvt_report_event;
+       hab_rvt_report_status_t *hab_rvt_report_status;
+
+       hab_rvt_report_event = hab_rvt_report_event_p;
+       hab_rvt_report_status = hab_rvt_report_status_p;
+
+       if (is_hab_enabled())
+               puts("\nSecure boot enabled\n");
+       else
+               puts("\nSecure boot disabled\n");
+
+       /* Check HAB status */
+       if (hab_rvt_report_status(&config, &state) != HAB_SUCCESS) {
+               printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n",
+                      config, state);
+
+               /* Display HAB Error events */
+               while (hab_rvt_report_event(HAB_FAILURE, index, event_data,
+                                       &bytes) == HAB_SUCCESS) {
+                       puts("\n");
+                       printf("--------- HAB Event %d -----------------\n",
+                              index + 1);
+                       puts("event data:\n");
+                       display_event(event_data, bytes);
+                       puts("\n");
+                       bytes = sizeof(event_data);
+                       index++;
+               }
+       }
+       /* Display message if no HAB events are found */
+       else {
+               printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n",
+                      config, state);
+               puts("No HAB Events Found!\n\n");
+       }
+       return 0;
+}
+
+uint32_t authenticate_image(uint32_t ddr_start, uint32_t image_size)
+{
+       uint32_t load_addr = 0;
+       size_t bytes;
+       ptrdiff_t ivt_offset = 0;
+       int result = 0;
+       ulong start;
+       hab_rvt_authenticate_image_t *hab_rvt_authenticate_image;
+       hab_rvt_entry_t *hab_rvt_entry;
+       hab_rvt_exit_t *hab_rvt_exit;
+
+       hab_rvt_authenticate_image = hab_rvt_authenticate_image_p;
+       hab_rvt_entry = hab_rvt_entry_p;
+       hab_rvt_exit = hab_rvt_exit_p;
+
+       if (is_hab_enabled()) {
+               printf("\nAuthenticate image from DDR location 0x%x...\n",
+                      ddr_start);
+
+               hab_caam_clock_enable(1);
+
+               if (hab_rvt_entry() == HAB_SUCCESS) {
+                       /* If not already aligned, Align to ALIGN_SIZE */
+                       ivt_offset = (image_size + ALIGN_SIZE - 1) &
+                                       ~(ALIGN_SIZE - 1);
+
+                       start = ddr_start;
+                       bytes = ivt_offset + IVT_SIZE + CSF_PAD_SIZE;
+#ifdef DEBUG
+                       printf("\nivt_offset = 0x%x, ivt addr = 0x%x\n",
+                              ivt_offset, ddr_start + ivt_offset);
+                       puts("Dumping IVT\n");
+                       print_buffer(ddr_start + ivt_offset,
+                                    (void *)(ddr_start + ivt_offset),
+                                    4, 0x8, 0);
+
+                       puts("Dumping CSF Header\n");
+                       print_buffer(ddr_start + ivt_offset+IVT_SIZE,
+                                    (void *)(ddr_start + ivt_offset+IVT_SIZE),
+                                    4, 0x10, 0);
+
+                       get_hab_status();
+
+                       puts("\nCalling authenticate_image in ROM\n");
+                       printf("\tivt_offset = 0x%x\n", ivt_offset);
+                       printf("\tstart = 0x%08lx\n", start);
+                       printf("\tbytes = 0x%x\n", bytes);
+#endif
+                       /*
+                        * If the MMU is enabled, we have to notify the ROM
+                        * code, or it won't flush the caches when needed.
+                        * This is done, by setting the "pu_irom_mmu_enabled"
+                        * word to 1. You can find its address by looking in
+                        * the ROM map. This is critical for
+                        * authenticate_image(). If MMU is enabled, without
+                        * setting this bit, authentication will fail and may
+                        * crash.
+                        */
+                       /* Check MMU enabled */
+                       if (get_cr() & CR_M) {
+                               if (is_cpu_type(MXC_CPU_MX6Q) ||
+                                   is_cpu_type(MXC_CPU_MX6D)) {
+                                       /*
+                                        * This won't work on Rev 1.0.0 of
+                                        * i.MX6Q/D, since their ROM doesn't
+                                        * do cache flushes. don't think any
+                                        * exist, so we ignore them.
+                                        */
+                                       if (!is_mx6dqp())
+                                               writel(1, MX6DQ_PU_IROM_MMU_EN_VAR);
+                               } else if (is_cpu_type(MXC_CPU_MX6DL) ||
+                                          is_cpu_type(MXC_CPU_MX6SOLO)) {
+                                       writel(1, MX6DLS_PU_IROM_MMU_EN_VAR);
+                               } else if (is_cpu_type(MXC_CPU_MX6SL)) {
+                                       writel(1, MX6SL_PU_IROM_MMU_EN_VAR);
+                               }
+                       }
+
+                       load_addr = (uint32_t)hab_rvt_authenticate_image(
+                                       HAB_CID_UBOOT,
+                                       ivt_offset, (void **)&start,
+                                       (size_t *)&bytes, NULL);
+                       if (hab_rvt_exit() != HAB_SUCCESS) {
+                               puts("hab exit function fail\n");
+                               load_addr = 0;
+                       }
+               } else {
+                       puts("hab entry function fail\n");
+               }
+
+               hab_caam_clock_enable(0);
+
+               get_hab_status();
+       } else {
+               puts("hab fuse not enabled\n");
+       }
+
+       if ((!is_hab_enabled()) || (load_addr != 0))
+               result = 1;
+
+       return result;
+}
+
+int do_hab_status(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       if ((argc != 1)) {
+               cmd_usage(cmdtp);
+               return 1;
+       }
+
+       get_hab_status();
+
+       return 0;
+}
+
+static int do_authenticate_image(cmd_tbl_t *cmdtp, int flag, int argc,
+                               char * const argv[])
+{
+       ulong   addr, ivt_offset;
+       int     rcode = 0;
+
+       if (argc < 3)
+               return CMD_RET_USAGE;
+
+       addr = simple_strtoul(argv[1], NULL, 16);
+       ivt_offset = simple_strtoul(argv[2], NULL, 16);
+
+       rcode = authenticate_image(addr, ivt_offset);
+
+       return rcode;
+}
+
+U_BOOT_CMD(
+               hab_status, CONFIG_SYS_MAXARGS, 1, do_hab_status,
+               "display HAB status",
+               ""
+         );
+
+U_BOOT_CMD(
+               hab_auth_img, 3, 0, do_authenticate_image,
+               "authenticate image via HAB",
+               "addr ivt_offset\n"
+               "addr - image hex address\n"
+               "ivt_offset - hex offset of IVT in the image"
+         );
diff --git a/arch/arm/include/asm/arch-mx6/hab.h b/arch/arm/include/asm/arch-mx6/hab.h
deleted file mode 100644 (file)
index d0eaa67..0000000
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright (C) 2012-2015 Freescale Semiconductor, Inc. All Rights Reserved.
- *
- * SPDX-License-Identifier:    GPL-2.0+
- *
-*/
-
-#ifndef __SECURE_MX6Q_H__
-#define __SECURE_MX6Q_H__
-
-#include <linux/types.h>
-
-/* -------- start of HAB API updates ------------*/
-/* The following are taken from HAB4 SIS */
-
-/* Status definitions */
-enum hab_status {
-       HAB_STS_ANY = 0x00,
-       HAB_FAILURE = 0x33,
-       HAB_WARNING = 0x69,
-       HAB_SUCCESS = 0xf0
-};
-
-/* 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 */
-};
-
-/* 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_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*);
-typedef enum hab_status hab_rvt_report_status_t(enum hab_config *,
-               enum hab_state *);
-typedef enum hab_status hab_loader_callback_f_t(void**, size_t*, const void*);
-typedef enum hab_status hab_rvt_entry_t(void);
-typedef enum hab_status hab_rvt_exit_t(void);
-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
-#define HAB_RVT_BASE                   0x00000094
-#endif
-
-#define HAB_RVT_ENTRY                  (*(uint32_t *)(HAB_RVT_BASE + 0x04))
-#define HAB_RVT_EXIT                   (*(uint32_t *)(HAB_RVT_BASE + 0x08))
-#define HAB_RVT_AUTHENTICATE_IMAGE     (*(uint32_t *)(HAB_RVT_BASE + 0x10))
-#define HAB_RVT_REPORT_EVENT           (*(uint32_t *)(HAB_RVT_BASE + 0x20))
-#define HAB_RVT_REPORT_STATUS          (*(uint32_t *)(HAB_RVT_BASE + 0x24))
-
-#define HAB_RVT_REPORT_EVENT_NEW               (*(uint32_t *)0x000000B8)
-#define HAB_RVT_REPORT_STATUS_NEW              (*(uint32_t *)0x000000BC)
-#define HAB_RVT_AUTHENTICATE_IMAGE_NEW         (*(uint32_t *)0x000000A8)
-#define HAB_RVT_ENTRY_NEW                      (*(uint32_t *)0x0000009C)
-#define HAB_RVT_EXIT_NEW                       (*(uint32_t *)0x000000A0)
-
-#define HAB_CID_ROM 0 /**< ROM Caller ID */
-#define HAB_CID_UBOOT 1 /**< UBOOT Caller ID*/
-
-/* ----------- end of HAB API updates ------------*/
-
-#endif
diff --git a/arch/arm/include/asm/imx-common/hab.h b/arch/arm/include/asm/imx-common/hab.h
new file mode 100644 (file)
index 0000000..d0eaa67
--- /dev/null
@@ -0,0 +1,139 @@
+/*
+ * Copyright (C) 2012-2015 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ *
+*/
+
+#ifndef __SECURE_MX6Q_H__
+#define __SECURE_MX6Q_H__
+
+#include <linux/types.h>
+
+/* -------- start of HAB API updates ------------*/
+/* The following are taken from HAB4 SIS */
+
+/* Status definitions */
+enum hab_status {
+       HAB_STS_ANY = 0x00,
+       HAB_FAILURE = 0x33,
+       HAB_WARNING = 0x69,
+       HAB_SUCCESS = 0xf0
+};
+
+/* 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 */
+};
+
+/* 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_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*);
+typedef enum hab_status hab_rvt_report_status_t(enum hab_config *,
+               enum hab_state *);
+typedef enum hab_status hab_loader_callback_f_t(void**, size_t*, const void*);
+typedef enum hab_status hab_rvt_entry_t(void);
+typedef enum hab_status hab_rvt_exit_t(void);
+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
+#define HAB_RVT_BASE                   0x00000094
+#endif
+
+#define HAB_RVT_ENTRY                  (*(uint32_t *)(HAB_RVT_BASE + 0x04))
+#define HAB_RVT_EXIT                   (*(uint32_t *)(HAB_RVT_BASE + 0x08))
+#define HAB_RVT_AUTHENTICATE_IMAGE     (*(uint32_t *)(HAB_RVT_BASE + 0x10))
+#define HAB_RVT_REPORT_EVENT           (*(uint32_t *)(HAB_RVT_BASE + 0x20))
+#define HAB_RVT_REPORT_STATUS          (*(uint32_t *)(HAB_RVT_BASE + 0x24))
+
+#define HAB_RVT_REPORT_EVENT_NEW               (*(uint32_t *)0x000000B8)
+#define HAB_RVT_REPORT_STATUS_NEW              (*(uint32_t *)0x000000BC)
+#define HAB_RVT_AUTHENTICATE_IMAGE_NEW         (*(uint32_t *)0x000000A8)
+#define HAB_RVT_ENTRY_NEW                      (*(uint32_t *)0x0000009C)
+#define HAB_RVT_EXIT_NEW                       (*(uint32_t *)0x000000A0)
+
+#define HAB_CID_ROM 0 /**< ROM Caller ID */
+#define HAB_CID_UBOOT 1 /**< UBOOT Caller ID*/
+
+/* ----------- end of HAB API updates ------------*/
+
+#endif