projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 98cb0efd | 1 | /* |
| 2 | * Copyright 2015 Freescale Semiconductor, Inc. | |
| 3 | * | |
| 4 | * SPDX-License-Identifier: GPL-2.0+ | |
| 5 | */ | |
| 6 | ||
| bdc22074 AB |
7 | #ifndef __CONFIG_FSL_CHAIN_TRUST_H |
| 8 | #define __CONFIG_FSL_CHAIN_TRUST_H | |
| 98cb0efd | 9 | |
| bdc22074 AB |
10 | #ifdef CONFIG_CHAIN_OF_TRUST |
| 11 | ||
| 98cb0efd | 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 | ||
| 5abc1a45 | 31 | #ifdef CONFIG_USE_BOOTARGS |
| 2bfe4890 SJ |
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 | ||
| 98cb0efd | 39 | #ifdef CONFIG_BOOTSCRIPT_KEY_HASH |
| 40 | #define CONFIG_SECBOOT \ | |
| 41 | "setenv bs_hdraddr " __stringify(CONFIG_BOOTSCRIPT_HDR_ADDR)";" \ | |
| 2bfe4890 | 42 | CONFIG_SET_BOOTARGS \ |
| 98cb0efd | 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)";" \ | |
| 2bfe4890 | 51 | CONFIG_SET_BOOTARGS \ |
| 98cb0efd | 52 | CONFIG_EXTRA_ENV \ |
| 53 | "esbc_validate $bs_hdraddr;" \ | |
| 54 | "source $img_addr;" \ | |
| 55 | "esbc_halt\0" | |
| 56 | #endif | |
| 57 | ||
| 5050f6f0 AB |
58 | #ifdef CONFIG_BOOTSCRIPT_COPY_RAM |
| 59 | #define CONFIG_BS_COPY_ENV \ | |
| 60 | "setenv bs_hdr_ram " __stringify(CONFIG_BS_HDR_ADDR_RAM)";" \ | |
| 69d4b48c | 61 | "setenv bs_hdr_device " __stringify(CONFIG_BS_HDR_ADDR_DEVICE)";" \ |
| 5050f6f0 AB |
62 | "setenv bs_hdr_size " __stringify(CONFIG_BS_HDR_SIZE)";" \ |
| 63 | "setenv bs_ram " __stringify(CONFIG_BS_ADDR_RAM)";" \ | |
| 69d4b48c | 64 | "setenv bs_device " __stringify(CONFIG_BS_ADDR_DEVICE)";" \ |
| 5050f6f0 AB |
65 | "setenv bs_size " __stringify(CONFIG_BS_SIZE)";" |
| 66 | ||
| 3f701cc5 | 67 | /* For secure boot flow, default environment used will be used */ |
| 762f92a6 RG |
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) | |
| 5050f6f0 | 71 | #define CONFIG_BS_COPY_CMD \ |
| 69d4b48c SG |
72 | "nand read $bs_hdr_ram $bs_hdr_device $bs_hdr_size ;" \ |
| 73 | "nand read $bs_ram $bs_device $bs_size ;" | |
| 69d4b48c SG |
74 | #elif defined(CONFIG_SD_BOOT) |
| 75 | #define CONFIG_BS_COPY_CMD \ | |
| 76 | "mmc read $bs_hdr_ram $bs_hdr_device $bs_hdr_size ;" \ | |
| 77 | "mmc read $bs_ram $bs_device $bs_size ;" | |
| 762f92a6 RG |
78 | #endif |
| 79 | #else | |
| 3f701cc5 | 80 | #define CONFIG_BS_COPY_CMD \ |
| 69d4b48c SG |
81 | "cp.b $bs_hdr_device $bs_hdr_ram $bs_hdr_size ;" \ |
| 82 | "cp.b $bs_device $bs_ram $bs_size ;" | |
| 98cb0efd | 83 | #endif |
| 3f701cc5 | 84 | #endif /* CONFIG_BOOTSCRIPT_COPY_RAM */ |
| 98cb0efd | 85 | |
| 5050f6f0 AB |
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 | ||
| bdc22074 | 94 | #define CONFIG_CHAIN_BOOT_CMD CONFIG_BS_COPY_ENV \ |
| 5050f6f0 AB |
95 | CONFIG_BS_COPY_CMD \ |
| 96 | CONFIG_SECBOOT | |
| 98cb0efd | 97 | |
| 98 | #endif | |
| 99 | #endif |