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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 0f05512d1135b034d09b058e2826d9c59cc26a7d / . / include / config_fsl_chain_trust.h
blob: 4f522dbeccb2208b12d63640a5c9e2fe9a802847 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -0400[diff] [blame]1/* SPDX-License-Identifier: GPL-2.0+ */
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]2/*
3 * Copyright 2015 Freescale Semiconductor, Inc.
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]4 */
5
Aneesh Bansalbdc22072016-01-22 16:37:24 +0530[diff] [blame]6#ifndef __CONFIG_FSL_CHAIN_TRUST_H
7#define __CONFIG_FSL_CHAIN_TRUST_H
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]8
Aneesh Bansalbdc22072016-01-22 16:37:24 +0530[diff] [blame]9#ifdef CONFIG_CHAIN_OF_TRUST
10
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]11#ifndef CONFIG_EXTRA_ENV
12#define CONFIG_EXTRA_ENV ""
13#endif
14
15/*
16 * Control should not reach back to uboot after validation of images
17 * for secure boot flow and therefore bootscript should have
18 * the bootm command. If control reaches back to uboot anyhow
19 * after validating images, core should just spin.
20 */
21
22/*
23 * Define the key hash for boot script here if public/private key pair used to
24 * sign bootscript are different from the SRK hash put in the fuse
25 * Example of defining KEY_HASH is
26 * #define CONFIG_BOOTSCRIPT_KEY_HASH \
27 * "41066b564c6ffcef40ccbc1e0a5d0d519604000c785d97bbefd25e4d288d1c8b"
28 */
29
Sam Protsenko5abc1a42017-08-14 20:22:17 +0300[diff] [blame]30#ifdef CONFIG_USE_BOOTARGS
Saksham Jain2bfe4892016-03-23 16:24:43 +0530[diff] [blame]31#define CONFIG_SET_BOOTARGS "setenv bootargs \'" CONFIG_BOOTARGS" \';"
32#else
33#define CONFIG_SET_BOOTARGS "setenv bootargs \'root=/dev/ram " \
34 "rw console=ttyS0,115200 ramdisk_size=600000\';"
35#endif
36
37
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]38#ifdef CONFIG_BOOTSCRIPT_KEY_HASH
39#define CONFIG_SECBOOT \
40 "setenv bs_hdraddr " __stringify(CONFIG_BOOTSCRIPT_HDR_ADDR)";" \
Saksham Jain2bfe4892016-03-23 16:24:43 +0530[diff] [blame]41 CONFIG_SET_BOOTARGS \
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]42 CONFIG_EXTRA_ENV \
43 "esbc_validate $bs_hdraddr " \
44 __stringify(CONFIG_BOOTSCRIPT_KEY_HASH)";" \
45 "source $img_addr;" \
46 "esbc_halt\0"
47#else
48#define CONFIG_SECBOOT \
49 "setenv bs_hdraddr " __stringify(CONFIG_BOOTSCRIPT_HDR_ADDR)";" \
Saksham Jain2bfe4892016-03-23 16:24:43 +0530[diff] [blame]50 CONFIG_SET_BOOTARGS \
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]51 CONFIG_EXTRA_ENV \
52 "esbc_validate $bs_hdraddr;" \
53 "source $img_addr;" \
54 "esbc_halt\0"
55#endif
56
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]57#ifdef CONFIG_BOOTSCRIPT_COPY_RAM
58#define CONFIG_BS_COPY_ENV \
59 "setenv bs_hdr_ram " __stringify(CONFIG_BS_HDR_ADDR_RAM)";" \
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]60 "setenv bs_hdr_device " __stringify(CONFIG_BS_HDR_ADDR_DEVICE)";" \
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]61 "setenv bs_hdr_size " __stringify(CONFIG_BS_HDR_SIZE)";" \
62 "setenv bs_ram " __stringify(CONFIG_BS_ADDR_RAM)";" \
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]63 "setenv bs_device " __stringify(CONFIG_BS_ADDR_DEVICE)";" \
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]64 "setenv bs_size " __stringify(CONFIG_BS_SIZE)";"
65
Saksham Jain3f701cc2016-03-23 16:24:37 +0530[diff] [blame]66/* For secure boot flow, default environment used will be used */
Ruchika Gupta762f92a2017-04-17 18:07:18 +0530[diff] [blame]67#if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_NAND_BOOT) || \
68 defined(CONFIG_SD_BOOT)
69#if defined(CONFIG_RAMBOOT_NAND) || defined(CONFIG_NAND_BOOT)
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]70#define CONFIG_BS_COPY_CMD \
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]71 "nand read $bs_hdr_ram $bs_hdr_device $bs_hdr_size ;" \
72 "nand read $bs_ram $bs_device $bs_size ;"
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]73#elif defined(CONFIG_SD_BOOT)
Saksham Jain3f701cc2016-03-23 16:24:37 +0530[diff] [blame]74#define CONFIG_BS_COPY_CMD \
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]75 "mmc read $bs_hdr_ram $bs_hdr_device $bs_hdr_size ;" \
76 "mmc read $bs_ram $bs_device $bs_size ;"
Ruchika Gupta762f92a2017-04-17 18:07:18 +0530[diff] [blame]77#endif
78#else
Sumit Garg69d4b482016-06-14 13:52:39 -0400[diff] [blame]79#define CONFIG_BS_COPY_CMD \
80 "cp.b $bs_hdr_device $bs_hdr_ram $bs_hdr_size ;" \
81 "cp.b $bs_device $bs_ram $bs_size ;"
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]82#endif
Saksham Jain3f701cc2016-03-23 16:24:37 +0530[diff] [blame]83#endif /* CONFIG_BOOTSCRIPT_COPY_RAM */
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]84
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]85#ifndef CONFIG_BS_COPY_ENV
86#define CONFIG_BS_COPY_ENV
87#endif
88
89#ifndef CONFIG_BS_COPY_CMD
90#define CONFIG_BS_COPY_CMD
91#endif
92
Aneesh Bansalbdc22072016-01-22 16:37:24 +0530[diff] [blame]93#define CONFIG_CHAIN_BOOT_CMD CONFIG_BS_COPY_ENV \
Aneesh Bansal5050f6f2015-06-16 10:36:43 +0530[diff] [blame]94 CONFIG_BS_COPY_CMD \
95 CONFIG_SECBOOT
gaurav rana98cb0ef2015-03-10 14:08:50 +0530[diff] [blame]96
97#endif
98#endif