1*91f16700Schasinglulu /* 2*91f16700Schasinglulu * Copyright (c) 2020-2023, Intel Corporation. All rights reserved. 3*91f16700Schasinglulu * 4*91f16700Schasinglulu * SPDX-License-Identifier: BSD-3-Clause 5*91f16700Schasinglulu */ 6*91f16700Schasinglulu 7*91f16700Schasinglulu #ifndef SOCFPGA_VAB_H 8*91f16700Schasinglulu #define SOCFPGA_VAB_H 9*91f16700Schasinglulu 10*91f16700Schasinglulu 11*91f16700Schasinglulu #include <stdlib.h> 12*91f16700Schasinglulu #include "socfpga_fcs.h" 13*91f16700Schasinglulu 14*91f16700Schasinglulu struct fcs_hps_vab_certificate_data { 15*91f16700Schasinglulu uint32_t vab_cert_magic_num; /* offset 0x10 */ 16*91f16700Schasinglulu uint32_t flags; 17*91f16700Schasinglulu uint8_t rsvd0_1[8]; 18*91f16700Schasinglulu uint8_t fcs_sha384[FCS_SHA384_WORD_SIZE]; /* offset 0x20 */ 19*91f16700Schasinglulu }; 20*91f16700Schasinglulu 21*91f16700Schasinglulu struct fcs_hps_vab_certificate_header { 22*91f16700Schasinglulu uint32_t cert_magic_num; /* offset 0 */ 23*91f16700Schasinglulu uint32_t cert_data_sz; 24*91f16700Schasinglulu uint32_t cert_ver; 25*91f16700Schasinglulu uint32_t cert_type; 26*91f16700Schasinglulu struct fcs_hps_vab_certificate_data d; /* offset 0x10 */ 27*91f16700Schasinglulu /* keychain starts at offset 0x50 */ 28*91f16700Schasinglulu }; 29*91f16700Schasinglulu 30*91f16700Schasinglulu /* Macros */ 31*91f16700Schasinglulu #define IS_BYTE_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) 32*91f16700Schasinglulu #define BYTE_ALIGN(x, a) __ALIGN_MASK((x), (typeof(x))(a)-1) 33*91f16700Schasinglulu #define __ALIGN_MASK(x, mask) (((x)+(mask))&~(mask)) 34*91f16700Schasinglulu #define VAB_CERT_HEADER_SIZE sizeof(struct fcs_hps_vab_certificate_header) 35*91f16700Schasinglulu #define VAB_CERT_MAGIC_OFFSET offsetof(struct fcs_hps_vab_certificate_header, d) 36*91f16700Schasinglulu #define VAB_CERT_FIT_SHA384_OFFSET offsetof(struct fcs_hps_vab_certificate_data, fcs_sha384[0]) 37*91f16700Schasinglulu #define SDM_CERT_MAGIC_NUM 0x25D04E7F 38*91f16700Schasinglulu #define CHUNKSZ_PER_WD_RESET (256 * 1024) 39*91f16700Schasinglulu 40*91f16700Schasinglulu /* SHA related return Macro */ 41*91f16700Schasinglulu #define ENOVABIMG 1 /* VAB certificate not available */ 42*91f16700Schasinglulu #define EIMGERR 2 /* Image format/size not valid */ 43*91f16700Schasinglulu #define ETIMEOUT 3 /* Execution timeout */ 44*91f16700Schasinglulu #define EPROCESS 4 /* Process error */ 45*91f16700Schasinglulu #define EKEYREJECTED 5/* Key was rejected by service */ 46*91f16700Schasinglulu 47*91f16700Schasinglulu /* Function Definitions */ 48*91f16700Schasinglulu static size_t get_img_size(uint8_t *img_buf, size_t img_buf_sz); 49*91f16700Schasinglulu int socfpga_vendor_authentication(void **p_image, size_t *p_size); 50*91f16700Schasinglulu static uint32_t get_unaligned_le32(const void *p); 51*91f16700Schasinglulu void sha384_csum_wd(const unsigned char *input, unsigned int ilen, 52*91f16700Schasinglulu unsigned char *output, unsigned int chunk_sz); 53*91f16700Schasinglulu 54*91f16700Schasinglulu #endif 55