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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / cf8aceb1c96943b992449fdc9ef697620643aeb9 / . / include / config_fsl_chain_trust.h
blob: 6ec577bffad4a0dc9324a084090a9f76a0c184eb [file] [log] [blame]
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]1/*
2 * Copyright 2015 Freescale Semiconductor, Inc.
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
Aneesh Bansalbdc22072016-01-22 16:37:24 +0530[diff] [blame]7#ifndef __CONFIG_FSL_CHAIN_TRUST_H
8#define __CONFIG_FSL_CHAIN_TRUST_H
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]9
Aneesh Bansalbdc22072016-01-22 16:37:24 +0530[diff] [blame]10#ifdef CONFIG_CHAIN_OF_TRUST
11
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]12#ifndef CONFIG_EXTRA_ENV
13#define CONFIG_EXTRA_ENV ""
14#endif
15
16/*
17 * Control should not reach back to uboot after validation of images
18 * for secure boot flow and therefore bootscript should have
19 * the bootm command. If control reaches back to uboot anyhow
20 * after validating images, core should just spin.
21 */
22
23/*
24 * Define the key hash for boot script here if public/private key pair used to
25 * sign bootscript are different from the SRK hash put in the fuse
26 * Example of defining KEY_HASH is
27 * #define CONFIG_BOOTSCRIPT_KEY_HASH \
28 * "41066b564c6ffcef40ccbc1e0a5d0d519604000c785d97bbefd25e4d288d1c8b"
29 */
30
Saksham Jain2bfe4892016-03-23 16:24:43 +0530[diff] [blame]31#ifdef CONFIG_BOOTARGS
32#define CONFIG_SET_BOOTARGS "setenv bootargs \'" CONFIG_BOOTARGS" \';"
33#else
34#define CONFIG_SET_BOOTARGS "setenv bootargs \'root=/dev/ram " \
35 "rw console=ttyS0,115200 ramdisk_size=600000\';"
36#endif
37
38
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]39#ifdef CONFIG_BOOTSCRIPT_KEY_HASH
40#define CONFIG_SECBOOT \
41 "setenv bs_hdraddr " __stringify(CONFIG_BOOTSCRIPT_HDR_ADDR)";" \
Saksham Jain2bfe4892016-03-23 16:24:43 +0530[diff] [blame]42 CONFIG_SET_BOOTARGS \
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]43 CONFIG_EXTRA_ENV \
44 "esbc_validate $bs_hdraddr " \
45 __stringify(CONFIG_BOOTSCRIPT_KEY_HASH)";" \
46 "source $img_addr;" \
47 "esbc_halt\0"
48#else
49#define CONFIG_SECBOOT \
50 "setenv bs_hdraddr " __stringify(CONFIG_BOOTSCRIPT_HDR_ADDR)";" \
Saksham Jain2bfe4892016-03-23 16:24:43 +0530[diff] [blame]51 CONFIG_SET_BOOTARGS \
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]52 CONFIG_EXTRA_ENV \
53 "esbc_validate $bs_hdraddr;" \
54 "source $img_addr;" \
55 "esbc_halt\0"
56#endif
57
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]58#ifdef CONFIG_BOOTSCRIPT_COPY_RAM
59#define CONFIG_BS_COPY_ENV \
60 "setenv bs_hdr_ram " __stringify(CONFIG_BS_HDR_ADDR_RAM)";" \
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]61 "setenv bs_hdr_device " __stringify(CONFIG_BS_HDR_ADDR_DEVICE)";" \
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]62 "setenv bs_hdr_size " __stringify(CONFIG_BS_HDR_SIZE)";" \
63 "setenv bs_ram " __stringify(CONFIG_BS_ADDR_RAM)";" \
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]64 "setenv bs_device " __stringify(CONFIG_BS_ADDR_DEVICE)";" \
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]65 "setenv bs_size " __stringify(CONFIG_BS_SIZE)";"
66
Saksham Jain3f701cc2016-03-23 16:24:37 +0530[diff] [blame]67/* For secure boot flow, default environment used will be used */
Ruchika Gupta762f92a2017-04-17 18:07:18 +0530[diff] [blame]68#if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_NAND_BOOT) || \
69 defined(CONFIG_SD_BOOT)
70#if defined(CONFIG_RAMBOOT_NAND) || defined(CONFIG_NAND_BOOT)
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]71#define CONFIG_BS_COPY_CMD \
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]72 "nand read $bs_hdr_ram $bs_hdr_device $bs_hdr_size ;" \
73 "nand read $bs_ram $bs_device $bs_size ;"
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]74#elif defined(CONFIG_SD_BOOT)
Saksham Jain3f701cc2016-03-23 16:24:37 +0530[diff] [blame]75#define CONFIG_BS_COPY_CMD \
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]76 "mmc read $bs_hdr_ram $bs_hdr_device $bs_hdr_size ;" \
77 "mmc read $bs_ram $bs_device $bs_size ;"
Ruchika Gupta762f92a2017-04-17 18:07:18 +0530[diff] [blame]78#endif
79#else
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]80#define CONFIG_BS_COPY_CMD \
81 "cp.b $bs_hdr_device $bs_hdr_ram $bs_hdr_size ;" \
82 "cp.b $bs_device $bs_ram $bs_size ;"
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]83#endif
Saksham Jain3f701cc2016-03-23 16:24:37 +0530[diff] [blame]84#endif /* CONFIG_BOOTSCRIPT_COPY_RAM */
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]85
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]86#ifndef CONFIG_BS_COPY_ENV
87#define CONFIG_BS_COPY_ENV
88#endif
89
90#ifndef CONFIG_BS_COPY_CMD
91#define CONFIG_BS_COPY_CMD
92#endif
93
Aneesh Bansalbdc22072016-01-22 16:37:24 +0530[diff] [blame]94#define CONFIG_CHAIN_BOOT_CMD CONFIG_BS_COPY_ENV \
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]95 CONFIG_BS_COPY_CMD \
96 CONFIG_SECBOOT
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]97
98#endif
99#endif