| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Copyright 2015 Freescale Semiconductor, Inc. |
| * Copyright 2017 NXP |
| */ |
| |
| #ifndef __FSL_SECURE_BOOT_H |
| #define __FSL_SECURE_BOOT_H |
| |
| #ifdef CONFIG_CHAIN_OF_TRUST |
| #ifndef CONFIG_SPL_BUILD |
| #ifndef CONFIG_SYS_RAMBOOT |
| /* The key used for verification of next level images |
| * is picked up from an Extension Table which has |
| * been verified by the ISBC (Internal Secure boot Code) |
| * in boot ROM of the SoC. |
| * The feature is only applicable in case of NOR boot and is |
| * not applicable in case of RAMBOOT (NAND, SD, SPI). |
| * For LS, this feature is available for all device if IE Table |
| * is copied to XIP memory |
| * Also, for LS, ISBC doesn't verify this table. |
| */ |
| #define CONFIG_FSL_ISBC_KEY_EXT |
| |
| #endif |
| |
| #ifdef CONFIG_FSL_LS_PPA |
| /* Define the key hash here if SRK used for signing PPA image is |
| * different from SRK hash put in SFP used for U-Boot. |
| * Example |
| * #define PPA_KEY_HASH \ |
| * "41066b564c6ffcef40ccbc1e0a5d0d519604000c785d97bbefd25e4d288d1c8b" |
| */ |
| #define PPA_KEY_HASH NULL |
| #endif /* ifdef CONFIG_FSL_LS_PPA */ |
| |
| #endif /* #ifndef CONFIG_SPL_BUILD */ |
| #endif /* #ifdef CONFIG_CHAIN_OF_TRUST */ |
| #endif |