1 /* 2 * Copyright (c) 2020-2023, Intel Corporation. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef SOCFPGA_VAB_H 8 #define SOCFPGA_VAB_H 9 10 11 #include <stdlib.h> 12 #include "socfpga_fcs.h" 13 14 struct fcs_hps_vab_certificate_data { 15 uint32_t vab_cert_magic_num; /* offset 0x10 */ 16 uint32_t flags; 17 uint8_t rsvd0_1[8]; 18 uint8_t fcs_sha384[FCS_SHA384_WORD_SIZE]; /* offset 0x20 */ 19 }; 20 21 struct fcs_hps_vab_certificate_header { 22 uint32_t cert_magic_num; /* offset 0 */ 23 uint32_t cert_data_sz; 24 uint32_t cert_ver; 25 uint32_t cert_type; 26 struct fcs_hps_vab_certificate_data d; /* offset 0x10 */ 27 /* keychain starts at offset 0x50 */ 28 }; 29 30 /* Macros */ 31 #define IS_BYTE_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) 32 #define BYTE_ALIGN(x, a) __ALIGN_MASK((x), (typeof(x))(a)-1) 33 #define __ALIGN_MASK(x, mask) (((x)+(mask))&~(mask)) 34 #define VAB_CERT_HEADER_SIZE sizeof(struct fcs_hps_vab_certificate_header) 35 #define VAB_CERT_MAGIC_OFFSET offsetof(struct fcs_hps_vab_certificate_header, d) 36 #define VAB_CERT_FIT_SHA384_OFFSET offsetof(struct fcs_hps_vab_certificate_data, fcs_sha384[0]) 37 #define SDM_CERT_MAGIC_NUM 0x25D04E7F 38 #define CHUNKSZ_PER_WD_RESET (256 * 1024) 39 40 /* SHA related return Macro */ 41 #define ENOVABIMG 1 /* VAB certificate not available */ 42 #define EIMGERR 2 /* Image format/size not valid */ 43 #define ETIMEOUT 3 /* Execution timeout */ 44 #define EPROCESS 4 /* Process error */ 45 #define EKEYREJECTED 5/* Key was rejected by service */ 46 47 /* Function Definitions */ 48 static size_t get_img_size(uint8_t *img_buf, size_t img_buf_sz); 49 int socfpga_vendor_authentication(void **p_image, size_t *p_size); 50 static uint32_t get_unaligned_le32(const void *p); 51 void sha384_csum_wd(const unsigned char *input, unsigned int ilen, 52 unsigned char *output, unsigned int chunk_sz); 53 54 #endif 55