Phriction Trusted Firmware Trusted Firmware-A (TF-A) Patchdescription Platarmboardfvpfvp Trusted Bootcvsplatarmboardfvp Rfvp R Trusted Bootc
Platarmboardfvpfvp Trusted Bootcvsplatarmboardfvp Rfvp R Trusted Bootc
Platarmboardfvpfvp Trusted Bootcvsplatarmboardfvp Rfvp R Trusted Bootc
/* /* * Copyright (c) 2016-2020, ARM Limited and Contributors. | * Copyright (c) 2016-2021, ARM Limited and Contributors. * * * SPDX-License-Identifier: BSD-3-Clause * SPDX-License-Identifier: BSD-3-Clause */ */ #include <assert.h> #include <assert.h> #include <stdint.h> #include <stdint.h> #include <string.h> #include <string.h> #include <lib/mmio.h> #include <lib/mmio.h> #include <lib/fconf/fconf.h> #include <lib/fconf/fconf.h> #include <plat/arm/common/plat_arm.h> #include <plat/arm/common/plat_arm.h> #include <plat/arm/common/fconf_nv_cntr_getter.h> #include <plat/arm/common/fconf_nv_cntr_getter.h> #include <plat/common/platform.h> #include <plat/common/platform.h> #include <platform_def.h> #include <platform_def.h> #include <tools_share/tbbr_oid.h> #include <tools_share/tbbr_oid.h> /* /* * Return the ROTPK hash in the following ASN.1 structure * Return the ROTPK hash in the following ASN.1 structure * * * AlgorithmIdentifier ::= SEQUENCE { * AlgorithmIdentifier ::= SEQUENCE { * algorithm OBJECT IDENTIFIER, * algorithm OBJECT IDENTIFIER, * parameters ANY DEFINED BY algorithm OPTIONAL * parameters ANY DEFINED BY algorithm OPTIONAL * } * } * * * DigestInfo ::= SEQUENCE { * DigestInfo ::= SEQUENCE { * digestAlgorithm AlgorithmIdentifier, * digestAlgorithm AlgorithmIdentifier, * digest OCTET STRING * digest OCTET STRING * } * } */ */ int plat_get_rotpk_info(void *cookie, void **key_ptr, unsi int plat_get_rotpk_info(void *cookie, void **key_ptr, unsi unsigned int *flags) unsigned int *flags) { { return arm_get_rotpk_info(cookie, key_ptr, key_len return arm_get_rotpk_info(cookie, key_ptr, key_len } } /* /* * Store a new non-volatile counter value. * Store a new non-volatile counter value. * * * On some FVP versions, the non-volatile counters are rea | * On some FVP_R versions, the non-volatile counters are r * function will always fail. * function will always fail. * * * Return: 0 = success, Otherwise = error * Return: 0 = success, Otherwise = error */ */ int plat_set_nv_ctr(void *cookie, unsigned int nv_ctr) int plat_set_nv_ctr(void *cookie, unsigned int nv_ctr) { { const char *oid; const char *oid; uintptr_t nv_ctr_addr; uintptr_t nv_ctr_addr; assert(cookie != NULL); assert(cookie != NULL); oid = (const char *)cookie; oid = (const char *)cookie; if (strcmp(oid, TRUSTED_FW_NVCOUNTER_OID) == 0) { if (strcmp(oid, TRUSTED_FW_NVCOUNTER_OID) == 0) { nv_ctr_addr = FCONF_GET_PROPERTY(cot, nv_c nv_ctr_addr = FCONF_GET_PROPERTY(cot, nv_c TRUSTED_NV TRUSTED_NV } else if (strcmp(oid, NON_TRUSTED_FW_NVCOUNTER_OI } else if (strcmp(oid, NON_TRUSTED_FW_NVCOUNTER_OI nv_ctr_addr = FCONF_GET_PROPERTY(cot, nv_c nv_ctr_addr = FCONF_GET_PROPERTY(cot, nv_c NON_TRUSTE NON_TRUSTE } else { } else { return 1; return 1; } } mmio_write_32(nv_ctr_addr, nv_ctr); mmio_write_32(nv_ctr_addr, nv_ctr); /* /* * If the FVP models a locked counter then its val | * If the FVP_R models a locked counter then its v * and the above write operation has been silently * and the above write operation has been silently */ */ return (mmio_read_32(nv_ctr_addr) == nv_ctr) ? 0 : return (mmio_read_32(nv_ctr_addr) == nv_ctr) ? 0 : } }
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- Last Author
- garymorrison-arm
- Last Edited
- Jul 2 2021, 9:53 PM