diff options
Diffstat (limited to 'include/services')
| -rw-r--r-- | include/services/arm_arch_svc.h | 20 | ||||
| -rw-r--r-- | include/services/drtm_svc.h | 241 | ||||
| -rw-r--r-- | include/services/el3_spmc_ffa_memory.h | 258 | ||||
| -rw-r--r-- | include/services/el3_spmc_logical_sp.h | 60 | ||||
| -rw-r--r-- | include/services/ffa_svc.h | 341 | ||||
| -rw-r--r-- | include/services/pci_svc.h | 59 | ||||
| -rw-r--r-- | include/services/rmm_core_manifest.h | 49 | ||||
| -rw-r--r-- | include/services/rmmd_svc.h | 188 | ||||
| -rw-r--r-- | include/services/sdei.h | 143 | ||||
| -rw-r--r-- | include/services/sdei_flags.h | 56 | ||||
| -rw-r--r-- | include/services/spm_core_manifest.h | 53 | ||||
| -rw-r--r-- | include/services/spm_mm_partition.h | 50 | ||||
| -rw-r--r-- | include/services/spm_mm_svc.h | 114 | ||||
| -rw-r--r-- | include/services/spmc_svc.h | 40 | ||||
| -rw-r--r-- | include/services/spmd_svc.h | 40 | ||||
| -rw-r--r-- | include/services/std_svc.h | 30 | ||||
| -rw-r--r-- | include/services/trng_svc.h | 55 | ||||
| -rw-r--r-- | include/services/trp/platform_trp.h | 17 | ||||
| -rw-r--r-- | include/services/trp/trp_helpers.h | 43 |
19 files changed, 1857 insertions, 0 deletions
diff --git a/include/services/arm_arch_svc.h b/include/services/arm_arch_svc.h new file mode 100644 index 0000000..645b388 --- /dev/null +++ b/include/services/arm_arch_svc.h @@ -0,0 +1,20 @@ +/* + * Copyright (c) 2018-2022, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef ARM_ARCH_SVC_H +#define ARM_ARCH_SVC_H + +#define SMCCC_VERSION U(0x80000000) +#define SMCCC_ARCH_FEATURES U(0x80000001) +#define SMCCC_ARCH_SOC_ID U(0x80000002) +#define SMCCC_ARCH_WORKAROUND_1 U(0x80008000) +#define SMCCC_ARCH_WORKAROUND_2 U(0x80007FFF) +#define SMCCC_ARCH_WORKAROUND_3 U(0x80003FFF) + +#define SMCCC_GET_SOC_VERSION U(0) +#define SMCCC_GET_SOC_REVISION U(1) + +#endif /* ARM_ARCH_SVC_H */ diff --git a/include/services/drtm_svc.h b/include/services/drtm_svc.h new file mode 100644 index 0000000..69b314f --- /dev/null +++ b/include/services/drtm_svc.h @@ -0,0 +1,241 @@ +/* + * Copyright (c) 2022 Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + * + * DRTM service + * + * Authors: + * Lucian Paul-Trifu <lucian.paultrifu@gmail.com> + * Brian Nezvadovitz <brinez@microsoft.com> 2021-02-01 + * + */ + +#ifndef ARM_DRTM_SVC_H +#define ARM_DRTM_SVC_H + +/* + * SMC function IDs for DRTM Service + * Upper word bits set: Fast call, SMC64, Standard Secure Svc. Call (OEN = 4) + */ +#define DRTM_FID(func_num) \ + ((SMC_TYPE_FAST << FUNCID_TYPE_SHIFT) | \ + (SMC_64 << FUNCID_CC_SHIFT) | \ + (OEN_STD_START << FUNCID_OEN_SHIFT) | \ + ((func_num) << FUNCID_NUM_SHIFT)) + +#define DRTM_FNUM_SVC_VERSION U(0x110) +#define DRTM_FNUM_SVC_FEATURES U(0x111) +#define DRTM_FNUM_SVC_UNPROTECT_MEM U(0x113) +#define DRTM_FNUM_SVC_DYNAMIC_LAUNCH U(0x114) +#define DRTM_FNUM_SVC_CLOSE_LOCALITY U(0x115) +#define DRTM_FNUM_SVC_GET_ERROR U(0x116) +#define DRTM_FNUM_SVC_SET_ERROR U(0x117) +#define DRTM_FNUM_SVC_SET_TCB_HASH U(0x118) +#define DRTM_FNUM_SVC_LOCK_TCB_HASH U(0x119) + +#define ARM_DRTM_SVC_VERSION DRTM_FID(DRTM_FNUM_SVC_VERSION) +#define ARM_DRTM_SVC_FEATURES DRTM_FID(DRTM_FNUM_SVC_FEATURES) +#define ARM_DRTM_SVC_UNPROTECT_MEM DRTM_FID(DRTM_FNUM_SVC_UNPROTECT_MEM) +#define ARM_DRTM_SVC_DYNAMIC_LAUNCH DRTM_FID(DRTM_FNUM_SVC_DYNAMIC_LAUNCH) +#define ARM_DRTM_SVC_CLOSE_LOCALITY DRTM_FID(DRTM_FNUM_SVC_CLOSE_LOCALITY) +#define ARM_DRTM_SVC_GET_ERROR DRTM_FID(DRTM_FNUM_SVC_GET_ERROR) +#define ARM_DRTM_SVC_SET_ERROR DRTM_FID(DRTM_FNUM_SVC_SET_ERROR) +#define ARM_DRTM_SVC_SET_TCB_HASH DRTM_FID(DRTM_FNUM_SVC_SET_TCB_HASH) +#define ARM_DRTM_SVC_LOCK_TCB_HASH DRTM_FID(DRTM_FNUM_SVC_LOCK_TCB_HASH) + +#define ARM_DRTM_FEATURES_TPM U(0x1) +#define ARM_DRTM_FEATURES_MEM_REQ U(0x2) +#define ARM_DRTM_FEATURES_DMA_PROT U(0x3) +#define ARM_DRTM_FEATURES_BOOT_PE_ID U(0x4) +#define ARM_DRTM_FEATURES_TCB_HASHES U(0x5) + +#define is_drtm_fid(_fid) \ + (((_fid) >= ARM_DRTM_SVC_VERSION) && ((_fid) <= ARM_DRTM_SVC_LOCK_TCB_HASH)) + +/* ARM DRTM Service Calls version numbers */ +#define ARM_DRTM_VERSION_MAJOR U(0) +#define ARM_DRTM_VERSION_MAJOR_SHIFT 16 +#define ARM_DRTM_VERSION_MAJOR_MASK U(0x7FFF) +#define ARM_DRTM_VERSION_MINOR U(1) +#define ARM_DRTM_VERSION_MINOR_SHIFT 0 +#define ARM_DRTM_VERSION_MINOR_MASK U(0xFFFF) + +#define ARM_DRTM_VERSION \ + ((((ARM_DRTM_VERSION_MAJOR) & ARM_DRTM_VERSION_MAJOR_MASK) << \ + ARM_DRTM_VERSION_MAJOR_SHIFT) \ + | (((ARM_DRTM_VERSION_MINOR) & ARM_DRTM_VERSION_MINOR_MASK) << \ + ARM_DRTM_VERSION_MINOR_SHIFT)) + +#define ARM_DRTM_FUNC_SHIFT U(63) +#define ARM_DRTM_FUNC_MASK ULL(0x1) +#define ARM_DRTM_FUNC_ID U(0x0) +#define ARM_DRTM_FEAT_ID U(0x1) +#define ARM_DRTM_FEAT_ID_MASK ULL(0xff) + +/* + * Definitions for DRTM features as per DRTM beta0 section 3.3, + * Table 6 DRTM_FEATURES + */ +#define ARM_DRTM_TPM_FEATURES_PCR_SCHEMA_SHIFT U(33) +#define ARM_DRTM_TPM_FEATURES_PCR_SCHEMA_MASK ULL(0xF) +#define ARM_DRTM_TPM_FEATURES_PCR_SCHEMA_DEFAULT ULL(0x1) + +#define ARM_DRTM_TPM_FEATURES_TPM_HASH_SHIFT U(32) +#define ARM_DRTM_TPM_FEATURES_TPM_HASH_MASK ULL(0x1) +#define ARM_DRTM_TPM_FEATURES_TPM_HASH_NOT_SUPPORTED ULL(0x0) +#define ARM_DRTM_TPM_FEATURES_TPM_HASH_SUPPORTED ULL(0x1) + +#define ARM_DRTM_TPM_FEATURES_FW_HASH_SHIFT U(0) +#define ARM_DRTM_TPM_FEATURES_FW_HASH_MASK ULL(0xFFFFFFFF) +#define ARM_DRTM_TPM_FEATURES_FW_HASH_SHA256 ULL(0xB) +#define ARM_DRTM_TPM_FEATURES_FW_HASH_SHA384 ULL(0xC) +#define ARM_DRTM_TPM_FEATURES_FW_HASH_SHA512 ULL(0xD) + +#define ARM_DRTM_MIN_MEM_REQ_DCE_SIZE_SHIFT U(32) +#define ARM_DRTM_MIN_MEM_REQ_DCE_SIZE_MASK ULL(0xFFFFFFFF) + +#define ARM_DRTM_MIN_MEM_REQ_MIN_DLME_DATA_SIZE_SHIFT U(0) +#define ARM_DRTM_MIN_MEM_REQ_MIN_DLME_DATA_SIZE_MASK ULL(0xFFFFFFFF) + +#define ARM_DRTM_DMA_PROT_FEATURES_MAX_REGIONS_SHIFT U(8) +#define ARM_DRTM_DMA_PROT_FEATURES_MAX_REGIONS_MASK ULL(0xF) + +#define ARM_DRTM_DMA_PROT_FEATURES_DMA_SUPPORT_SHIFT U(0) +#define ARM_DRTM_DMA_PROT_FEATURES_DMA_SUPPORT_MASK ULL(0xFF) +#define ARM_DRTM_DMA_PROT_FEATURES_DMA_SUPPORT_COMPLETE ULL(0x1) +#define ARM_DRTM_DMA_PROT_FEATURES_DMA_SUPPORT_REGION ULL(0x2) + +#define ARM_DRTM_TCB_HASH_FEATURES_MAX_NUM_HASHES_SHIFT U(0) +#define ARM_DRTM_TCB_HASH_FEATURES_MAX_NUM_HASHES_MASK ULL(0xFF) + +#define ARM_DRTM_TPM_FEATURES_SET_PCR_SCHEMA(reg, val) \ + do { \ + reg = (((reg) & ~(ARM_DRTM_TPM_FEATURES_PCR_SCHEMA_MASK \ + << ARM_DRTM_TPM_FEATURES_PCR_SCHEMA_SHIFT)) | (((val) & \ + ARM_DRTM_TPM_FEATURES_PCR_SCHEMA_MASK) << \ + ARM_DRTM_TPM_FEATURES_PCR_SCHEMA_SHIFT)); \ + } while (false) + +#define ARM_DRTM_TPM_FEATURES_SET_TPM_HASH(reg, val) \ + do { \ + reg = (((reg) & ~(ARM_DRTM_TPM_FEATURES_TPM_HASH_MASK \ + << ARM_DRTM_TPM_FEATURES_TPM_HASH_SHIFT)) | (((val) & \ + ARM_DRTM_TPM_FEATURES_TPM_HASH_MASK) << \ + ARM_DRTM_TPM_FEATURES_TPM_HASH_SHIFT)); \ + } while (false) + +#define ARM_DRTM_TPM_FEATURES_SET_FW_HASH(reg, val) \ + do { \ + reg = (((reg) & ~(ARM_DRTM_TPM_FEATURES_FW_HASH_MASK \ + << ARM_DRTM_TPM_FEATURES_FW_HASH_SHIFT)) | (((val) & \ + ARM_DRTM_TPM_FEATURES_FW_HASH_MASK) << \ + ARM_DRTM_TPM_FEATURES_FW_HASH_SHIFT)); \ + } while (false) + +#define ARM_DRTM_MIN_MEM_REQ_SET_DCE_SIZE(reg, val) \ + do { \ + reg = (((reg) & ~(ARM_DRTM_MIN_MEM_REQ_DCE_SIZE_MASK \ + << ARM_DRTM_MIN_MEM_REQ_DCE_SIZE_SHIFT)) | (((val) & \ + ARM_DRTM_MIN_MEM_REQ_DCE_SIZE_MASK) << \ + ARM_DRTM_MIN_MEM_REQ_DCE_SIZE_SHIFT)); \ + } while (false) + +#define ARM_DRTM_MIN_MEM_REQ_SET_MIN_DLME_DATA_SIZE(reg, val) \ + do { \ + reg = (((reg) & \ + ~(ARM_DRTM_MIN_MEM_REQ_MIN_DLME_DATA_SIZE_MASK << \ + ARM_DRTM_MIN_MEM_REQ_MIN_DLME_DATA_SIZE_SHIFT)) | \ + (((val) & ARM_DRTM_MIN_MEM_REQ_MIN_DLME_DATA_SIZE_MASK) \ + << ARM_DRTM_MIN_MEM_REQ_MIN_DLME_DATA_SIZE_SHIFT)); \ + } while (false) + +#define ARM_DRTM_DMA_PROT_FEATURES_SET_MAX_REGIONS(reg, val) \ + do { \ + reg = (((reg) & \ + ~(ARM_DRTM_DMA_PROT_FEATURES_MAX_REGIONS_MASK << \ + ARM_DRTM_DMA_PROT_FEATURES_MAX_REGIONS_SHIFT)) | \ + (((val) & ARM_DRTM_DMA_PROT_FEATURES_MAX_REGIONS_MASK) \ + << ARM_DRTM_DMA_PROT_FEATURES_MAX_REGIONS_SHIFT)); \ + } while (false) + +#define ARM_DRTM_DMA_PROT_FEATURES_SET_DMA_SUPPORT(reg, val) \ + do { \ + reg = (((reg) & \ + ~(ARM_DRTM_DMA_PROT_FEATURES_DMA_SUPPORT_MASK << \ + ARM_DRTM_DMA_PROT_FEATURES_DMA_SUPPORT_SHIFT)) | \ + (((val) & ARM_DRTM_DMA_PROT_FEATURES_DMA_SUPPORT_MASK) \ + << ARM_DRTM_DMA_PROT_FEATURES_DMA_SUPPORT_SHIFT)); \ + } while (false) + +#define ARM_DRTM_TCB_HASH_FEATURES_SET_MAX_NUM_HASHES(reg, val) \ + do { \ + reg = (((reg) & \ + ~(ARM_DRTM_TCB_HASH_FEATURES_MAX_NUM_HASHES_MASK << \ + ARM_DRTM_TCB_HASH_FEATURES_MAX_NUM_HASHES_SHIFT)) | \ + (((val) & \ + ARM_DRTM_TCB_HASH_FEATURES_MAX_NUM_HASHES_MASK) << \ + ARM_DRTM_TCB_HASH_FEATURES_MAX_NUM_HASHES_SHIFT)); \ + } while (false) + +/* Definitions for DRTM address map */ +#define ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_SHIFT U(55) +#define ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_MASK ULL(0x3) +#define ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_NC ULL(0) +#define ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_WC ULL(1) +#define ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_WT ULL(2) +#define ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_WB ULL(3) + +#define ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_SHIFT U(52) +#define ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_MASK ULL(0x7) +#define ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_NORMAL ULL(0) +#define ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_NCAR ULL(1) +#define ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_DEVICE ULL(2) +#define ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_NV ULL(3) +#define ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_RSVD ULL(4) + +#define ARM_DRTM_REGION_SIZE_TYPE_4K_PAGE_NUM_SHIFT U(0) +#define ARM_DRTM_REGION_SIZE_TYPE_4K_PAGE_NUM_MASK ULL(0xFFFFFFFFFFFFF) + +#define ARM_DRTM_REGION_SIZE_TYPE_SET_CACHEABILITY(reg, val) \ + do { \ + reg = (((reg) & \ + ~(ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_MASK << \ + ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_SHIFT)) | \ + (((val) & \ + ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_MASK) << \ + ARM_DRTM_REGION_SIZE_TYPE_CACHEABILITY_SHIFT)); \ + } while (false) + +#define ARM_DRTM_REGION_SIZE_TYPE_SET_REGION_TYPE(reg, val) \ + do { \ + reg = (((reg) & \ + ~(ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_MASK << \ + ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_SHIFT)) | \ + (((val) & ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_MASK) \ + << ARM_DRTM_REGION_SIZE_TYPE_REGION_TYPE_SHIFT)); \ + } while (false) + +#define ARM_DRTM_REGION_SIZE_TYPE_SET_4K_PAGE_NUM(reg, val) \ + do { \ + reg = (((reg) & \ + ~(ARM_DRTM_REGION_SIZE_TYPE_4K_PAGE_NUM_MASK << \ + ARM_DRTM_REGION_SIZE_TYPE_4K_PAGE_NUM_SHIFT)) | \ + (((val) & ARM_DRTM_REGION_SIZE_TYPE_4K_PAGE_NUM_MASK) \ + << ARM_DRTM_REGION_SIZE_TYPE_4K_PAGE_NUM_SHIFT)); \ + } while (false) + +/* Initialization routine for the DRTM service */ +int drtm_setup(void); + +/* Handler to be called to handle DRTM SMC calls */ +uint64_t drtm_smc_handler(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags); + +#endif /* ARM_DRTM_SVC_H */ diff --git a/include/services/el3_spmc_ffa_memory.h b/include/services/el3_spmc_ffa_memory.h new file mode 100644 index 0000000..2037eca --- /dev/null +++ b/include/services/el3_spmc_ffa_memory.h @@ -0,0 +1,258 @@ +/* + * Copyright (c) 2022, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef EL3_SPMC_FFA_MEM_H +#define EL3_SPMC_FFA_MEM_H + +#include <assert.h> + +/* + * Subset of Arm Firmware Framework for Armv8-A + * (https://developer.arm.com/docs/den0077/a) needed for shared memory. + */ + +/** + * typedef ffa_endpoint_id16_t - Endpoint ID + * + * Current implementation only supports VM IDs. FF-A spec also support stream + * endpoint ids. + */ +typedef uint16_t ffa_endpoint_id16_t; + +/** + * struct ffa_cons_mrd - Constituent memory region descriptor + * @address: + * Start address of contiguous memory region. Must be 4K page aligned. + * @page_count: + * Number of 4K pages in region. + * @reserved_12_15: + * Reserve bytes 12-15 to pad struct size to 16 bytes. + */ +struct ffa_cons_mrd { + uint64_t address; + uint32_t page_count; + uint32_t reserved_12_15; +}; +CASSERT(sizeof(struct ffa_cons_mrd) == 16, assert_ffa_cons_mrd_size_mismatch); + +/** + * struct ffa_comp_mrd - Composite memory region descriptor + * @total_page_count: + * Number of 4k pages in memory region. Must match sum of + * @address_range_array[].page_count. + * @address_range_count: + * Number of entries in @address_range_array. + * @reserved_8_15: + * Reserve bytes 8-15 to pad struct size to 16 byte alignment and + * make @address_range_array 16 byte aligned. + * @address_range_array: + * Array of &struct ffa_cons_mrd entries. + */ +struct ffa_comp_mrd { + uint32_t total_page_count; + uint32_t address_range_count; + uint64_t reserved_8_15; + struct ffa_cons_mrd address_range_array[]; +}; +CASSERT(sizeof(struct ffa_comp_mrd) == 16, assert_ffa_comp_mrd_size_mismatch); + +/** + * typedef ffa_mem_attr8_t - Memory region attributes v1.0. + * typedef ffa_mem_attr16_t - Memory region attributes v1.1. + * + * * @FFA_MEM_ATTR_NS_BIT: + * Memory security state. + * * @FFA_MEM_ATTR_DEVICE_NGNRNE: + * Device-nGnRnE. + * * @FFA_MEM_ATTR_DEVICE_NGNRE: + * Device-nGnRE. + * * @FFA_MEM_ATTR_DEVICE_NGRE: + * Device-nGRE. + * * @FFA_MEM_ATTR_DEVICE_GRE: + * Device-GRE. + * * @FFA_MEM_ATTR_NORMAL_MEMORY_UNCACHED + * Normal memory. Non-cacheable. + * * @FFA_MEM_ATTR_NORMAL_MEMORY_CACHED_WB + * Normal memory. Write-back cached. + * * @FFA_MEM_ATTR_NON_SHAREABLE + * Non-shareable. Combine with FFA_MEM_ATTR_NORMAL_MEMORY_*. + * * @FFA_MEM_ATTR_OUTER_SHAREABLE + * Outer Shareable. Combine with FFA_MEM_ATTR_NORMAL_MEMORY_*. + * * @FFA_MEM_ATTR_INNER_SHAREABLE + * Inner Shareable. Combine with FFA_MEM_ATTR_NORMAL_MEMORY_*. + */ +typedef uint8_t ffa_mem_attr8_t; +typedef uint16_t ffa_mem_attr16_t; +#define FFA_MEM_ATTR_NS_BIT (0x1U << 6) +#define FFA_MEM_ATTR_DEVICE_NGNRNE ((1U << 4) | (0x0U << 2)) +#define FFA_MEM_ATTR_DEVICE_NGNRE ((1U << 4) | (0x1U << 2)) +#define FFA_MEM_ATTR_DEVICE_NGRE ((1U << 4) | (0x2U << 2)) +#define FFA_MEM_ATTR_DEVICE_GRE ((1U << 4) | (0x3U << 2)) +#define FFA_MEM_ATTR_NORMAL_MEMORY_UNCACHED ((2U << 4) | (0x1U << 2)) +#define FFA_MEM_ATTR_NORMAL_MEMORY_CACHED_WB ((2U << 4) | (0x3U << 2)) +#define FFA_MEM_ATTR_NON_SHAREABLE (0x0U << 0) +#define FFA_MEM_ATTR_OUTER_SHAREABLE (0x2U << 0) +#define FFA_MEM_ATTR_INNER_SHAREABLE (0x3U << 0) + +/** + * typedef ffa_mem_perm8_t - Memory access permissions + * + * * @FFA_MEM_ATTR_RO + * Request or specify read-only mapping. + * * @FFA_MEM_ATTR_RW + * Request or allow read-write mapping. + * * @FFA_MEM_PERM_NX + * Deny executable mapping. + * * @FFA_MEM_PERM_X + * Request executable mapping. + */ +typedef uint8_t ffa_mem_perm8_t; +#define FFA_MEM_PERM_RO (1U << 0) +#define FFA_MEM_PERM_RW (1U << 1) +#define FFA_MEM_PERM_NX (1U << 2) +#define FFA_MEM_PERM_X (1U << 3) + +/** + * typedef ffa_mem_flag8_t - Endpoint memory flags + * + * * @FFA_MEM_FLAG_NON_RETRIEVAL_BORROWER + * Non-retrieval Borrower. Memory region must not be or was not retrieved on + * behalf of this endpoint. + */ +typedef uint8_t ffa_mem_flag8_t; +#define FFA_MEM_FLAG_NON_RETRIEVAL_BORROWER (1U << 0) + +/** + * typedef ffa_mtd_flag32_t - Memory transaction descriptor flags + * + * * @FFA_MTD_FLAG_ZERO_MEMORY + * Zero memory after unmapping from sender (must be 0 for share). + * * @FFA_MTD_FLAG_TIME_SLICING + * Not supported by this implementation. + * * @FFA_MTD_FLAG_ZERO_MEMORY_AFTER_RELINQUISH + * Zero memory after unmapping from borrowers (must be 0 for share). + * * @FFA_MTD_FLAG_TYPE_MASK + * Bit-mask to extract memory management transaction type from flags. + * * @FFA_MTD_FLAG_TYPE_SHARE_MEMORY + * Share memory transaction flag. + * Used by @SMC_FC_FFA_MEM_RETRIEVE_RESP to indicate that memory came from + * @SMC_FC_FFA_MEM_SHARE and by @SMC_FC_FFA_MEM_RETRIEVE_REQ to specify that + * it must have. + * * @FFA_MTD_FLAG_ADDRESS_RANGE_ALIGNMENT_HINT_MASK + * Not supported by this implementation. + */ +typedef uint32_t ffa_mtd_flag32_t; +#define FFA_MTD_FLAG_ZERO_MEMORY (1U << 0) +#define FFA_MTD_FLAG_TIME_SLICING (1U << 1) +#define FFA_MTD_FLAG_ZERO_MEMORY_AFTER_RELINQUISH (1U << 2) +#define FFA_MTD_FLAG_TYPE_MASK (3U << 3) +#define FFA_MTD_FLAG_TYPE_SHARE_MEMORY (1U << 3) +#define FFA_MTD_FLAG_TYPE_LEND_MEMORY (1U << 4) +#define FFA_MTD_FLAG_ADDRESS_RANGE_ALIGNMENT_HINT_MASK (0x1FU << 5) + +/** + * struct ffa_mapd - Memory access permissions descriptor + * @endpoint_id: + * Endpoint id that @memory_access_permissions and @flags apply to. + * (&typedef ffa_endpoint_id16_t). + * @memory_access_permissions: + * FFA_MEM_PERM_* values or'ed together (&typedef ffa_mem_perm8_t). + * @flags: + * FFA_MEM_FLAG_* values or'ed together (&typedef ffa_mem_flag8_t). + */ +struct ffa_mapd { + ffa_endpoint_id16_t endpoint_id; + ffa_mem_perm8_t memory_access_permissions; + ffa_mem_flag8_t flags; +}; +CASSERT(sizeof(struct ffa_mapd) == 4, assert_ffa_mapd_size_mismatch); + +/** + * struct ffa_emad_v1_0 - Endpoint memory access descriptor. + * @mapd: &struct ffa_mapd. + * @comp_mrd_offset: + * Offset of &struct ffa_comp_mrd from start of &struct ffa_mtd_v1_0. + * @reserved_8_15: + * Reserved bytes 8-15. Must be 0. + */ +struct ffa_emad_v1_0 { + struct ffa_mapd mapd; + uint32_t comp_mrd_offset; + uint64_t reserved_8_15; +}; +CASSERT(sizeof(struct ffa_emad_v1_0) == 16, assert_ffa_emad_v1_0_size_mismatch); + +/** + * struct ffa_mtd_v1_0 - Memory transaction descriptor. + * @sender_id: + * Sender endpoint id. + * @memory_region_attributes: + * FFA_MEM_ATTR_* values or'ed together (&typedef ffa_mem_attr8_t). + * @reserved_3: + * Reserved bytes 3. Must be 0. + * @flags: + * FFA_MTD_FLAG_* values or'ed together (&typedef ffa_mtd_flag32_t). + * @handle: + * Id of shared memory object. Must be 0 for MEM_SHARE or MEM_LEND. + * @tag: Client allocated tag. Must match original value. + * @reserved_24_27: + * Reserved bytes 24-27. Must be 0. + * @emad_count: + * Number of entries in @emad. + * @emad: + * Endpoint memory access descriptor array (see @struct ffa_emad_v1_0). + */ +struct ffa_mtd_v1_0 { + ffa_endpoint_id16_t sender_id; + ffa_mem_attr8_t memory_region_attributes; + uint8_t reserved_3; + ffa_mtd_flag32_t flags; + uint64_t handle; + uint64_t tag; + uint32_t reserved_24_27; + uint32_t emad_count; + struct ffa_emad_v1_0 emad[]; +}; +CASSERT(sizeof(struct ffa_mtd_v1_0) == 32, assert_ffa_mtd_size_v1_0_mismatch); + +/** + * struct ffa_mtd - Memory transaction descriptor for FF-A v1.1. + * @sender_id: + * Sender endpoint id. + * @memory_region_attributes: + * FFA_MEM_ATTR_* values or'ed together (&typedef ffa_mem_attr16_t). + * @flags: + * FFA_MTD_FLAG_* values or'ed together (&typedef ffa_mtd_flag32_t). + * @handle: + * Id of shared memory object. Must be 0 for MEM_SHARE or MEM_LEND. + * @tag: Client allocated tag. Must match original value. + * @emad_size: + * Size of the emad descriptor. + * @emad_count: + * Number of entries in the emad array. + * @emad_offset: + * Offset from the beginning of the descriptor to the location of the + * memory access descriptor array (see @struct ffa_emad_v1_0). + * @reserved_36_39: + * Reserved bytes 36-39. Must be 0. + * @reserved_40_47: + * Reserved bytes 44-47. Must be 0. + */ +struct ffa_mtd { + ffa_endpoint_id16_t sender_id; + ffa_mem_attr16_t memory_region_attributes; + ffa_mtd_flag32_t flags; + uint64_t handle; + uint64_t tag; + uint32_t emad_size; + uint32_t emad_count; + uint32_t emad_offset; + uint32_t reserved_36_39; + uint64_t reserved_40_47; +}; +CASSERT(sizeof(struct ffa_mtd) == 48, assert_ffa_mtd_size_mismatch); + +#endif /* EL3_SPMC_FFA_MEM_H */ diff --git a/include/services/el3_spmc_logical_sp.h b/include/services/el3_spmc_logical_sp.h new file mode 100644 index 0000000..7ec9958 --- /dev/null +++ b/include/services/el3_spmc_logical_sp.h @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2022, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ +#ifndef EL3_SP_H +#define EL3_SP_H + +#include <common/bl_common.h> +#include <lib/cassert.h> + +/******************************************************************************* + * Structure definition, typedefs & constants for the Logical SPs. + ******************************************************************************/ + +typedef uint64_t (*direct_msg_handler)(uint32_t smc_fid, bool secure_origin, + uint64_t x1, uint64_t x2, uint64_t x3, + uint64_t x4, void *cookie, void *handle, + uint64_t flags); + +/* Prototype for logical partition initializing function. */ +typedef int32_t (*ffa_partition_init_t)(void); + +/* Logical Partition Descriptor. */ +struct el3_lp_desc { + ffa_partition_init_t init; + uint16_t sp_id; + uint32_t properties; + uint32_t uuid[4]; /* Little Endian. */ + direct_msg_handler direct_req; + const char *debug_name; +}; + +/* Convenience macro to declare a logical partition descriptor. */ +#define DECLARE_LOGICAL_PARTITION(_name, _init, _sp_id, _uuid, _properties, \ + _direct_req) \ + static const struct el3_lp_desc __partition_desc_ ## _name \ + __section("el3_lp_descs") __used = { \ + .debug_name = #_name, \ + .init = (_init), \ + .sp_id = (_sp_id), \ + .uuid = _uuid, \ + .properties = (_properties), \ + .direct_req = (_direct_req), \ + } + + +/******************************************************************************* + * Function & variable prototypes. + ******************************************************************************/ +int el3_sp_desc_validate(void); +uintptr_t handle_el3_sp(uint32_t smc_fid, void *cookie, void *handle, + unsigned int flags); +IMPORT_SYM(uintptr_t, __EL3_LP_DESCS_START__, EL3_LP_DESCS_START); +IMPORT_SYM(uintptr_t, __EL3_LP_DESCS_END__, EL3_LP_DESCS_END); + +#define EL3_LP_DESCS_COUNT ((EL3_LP_DESCS_END - EL3_LP_DESCS_START) \ + / sizeof(struct el3_lp_desc)) + +#endif /* EL3_SP_H */ diff --git a/include/services/ffa_svc.h b/include/services/ffa_svc.h new file mode 100644 index 0000000..da016fd --- /dev/null +++ b/include/services/ffa_svc.h @@ -0,0 +1,341 @@ +/* + * Copyright (c) 2020-2022, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef FFA_SVC_H +#define FFA_SVC_H + +#include <stdbool.h> + +#include <lib/smccc.h> +#include <lib/utils_def.h> +#include <tools_share/uuid.h> + +/* FFA error codes. */ +#define FFA_ERROR_NOT_SUPPORTED -1 +#define FFA_ERROR_INVALID_PARAMETER -2 +#define FFA_ERROR_NO_MEMORY -3 +#define FFA_ERROR_BUSY -4 +#define FFA_ERROR_INTERRUPTED -5 +#define FFA_ERROR_DENIED -6 +#define FFA_ERROR_RETRY -7 + +/* The macros below are used to identify FFA calls from the SMC function ID */ +#define FFA_FNUM_MIN_VALUE U(0x60) +#define FFA_FNUM_MAX_VALUE U(0x87) +#define is_ffa_fid(fid) __extension__ ({ \ + __typeof__(fid) _fid = (fid); \ + ((GET_SMC_NUM(_fid) >= FFA_FNUM_MIN_VALUE) && \ + (GET_SMC_NUM(_fid) <= FFA_FNUM_MAX_VALUE)); }) + +/* FFA_VERSION helpers */ +#define FFA_VERSION_MAJOR U(1) +#define FFA_VERSION_MAJOR_SHIFT 16 +#define FFA_VERSION_MAJOR_MASK U(0x7FFF) +#define FFA_VERSION_MINOR U(1) +#define FFA_VERSION_MINOR_SHIFT 0 +#define FFA_VERSION_MINOR_MASK U(0xFFFF) +#define FFA_VERSION_BIT31_MASK U(0x1u << 31) +#define FFA_VERSION_MASK U(0xFFFFFFFF) + + +#define MAKE_FFA_VERSION(major, minor) \ + ((((major) & FFA_VERSION_MAJOR_MASK) << FFA_VERSION_MAJOR_SHIFT) | \ + (((minor) & FFA_VERSION_MINOR_MASK) << FFA_VERSION_MINOR_SHIFT)) +#define FFA_VERSION_COMPILED MAKE_FFA_VERSION(FFA_VERSION_MAJOR, \ + FFA_VERSION_MINOR) + +/* FFA_MSG_SEND helpers */ +#define FFA_MSG_SEND_ATTRS_BLK_SHIFT U(0) +#define FFA_MSG_SEND_ATTRS_BLK_MASK U(0x1) +#define FFA_MSG_SEND_ATTRS_BLK U(0) +#define FFA_MSG_SEND_ATTRS_BLK_NOT U(1) +#define FFA_MSG_SEND_ATTRS(blk) \ + (((blk) & FFA_MSG_SEND_ATTRS_BLK_MASK) \ + << FFA_MSG_SEND_ATTRS_BLK_SHIFT) + +/* Defines for FF-A framework messages exchanged using direct messages. */ +#define FFA_FWK_MSG_BIT BIT(31) +#define FFA_FWK_MSG_MASK 0xFF +#define FFA_FWK_MSG_PSCI U(0x0) + +/* Defines for FF-A power management messages framework messages. */ +#define FFA_PM_MSG_WB_REQ U(0x1) /* Warm boot request. */ +#define FFA_PM_MSG_PM_RESP U(0x2) /* Response to PSCI or warmboot req. */ + +/* FF-A warm boot types. */ +#define FFA_WB_TYPE_S2RAM 0x0 +#define FFA_WB_TYPE_NOTS2RAM 0x1 + +/* Get FFA fastcall std FID from function number */ +#define FFA_FID(smc_cc, func_num) \ + ((SMC_TYPE_FAST << FUNCID_TYPE_SHIFT) | \ + ((smc_cc) << FUNCID_CC_SHIFT) | \ + (OEN_STD_START << FUNCID_OEN_SHIFT) | \ + ((func_num) << FUNCID_NUM_SHIFT)) + +/* FFA function numbers */ +#define FFA_FNUM_ERROR U(0x60) +#define FFA_FNUM_SUCCESS U(0x61) +#define FFA_FNUM_INTERRUPT U(0x62) +#define FFA_FNUM_VERSION U(0x63) +#define FFA_FNUM_FEATURES U(0x64) +#define FFA_FNUM_RX_RELEASE U(0x65) +#define FFA_FNUM_RXTX_MAP U(0x66) +#define FFA_FNUM_RXTX_UNMAP U(0x67) +#define FFA_FNUM_PARTITION_INFO_GET U(0x68) +#define FFA_FNUM_ID_GET U(0x69) +#define FFA_FNUM_MSG_POLL U(0x6A) /* Legacy FF-A v1.0 */ +#define FFA_FNUM_MSG_WAIT U(0x6B) +#define FFA_FNUM_MSG_YIELD U(0x6C) +#define FFA_FNUM_MSG_RUN U(0x6D) +#define FFA_FNUM_MSG_SEND U(0x6E) /* Legacy FF-A v1.0 */ +#define FFA_FNUM_MSG_SEND_DIRECT_REQ U(0x6F) +#define FFA_FNUM_MSG_SEND_DIRECT_RESP U(0x70) +#define FFA_FNUM_MEM_DONATE U(0x71) +#define FFA_FNUM_MEM_LEND U(0x72) +#define FFA_FNUM_MEM_SHARE U(0x73) +#define FFA_FNUM_MEM_RETRIEVE_REQ U(0x74) +#define FFA_FNUM_MEM_RETRIEVE_RESP U(0x75) +#define FFA_FNUM_MEM_RELINQUISH U(0x76) +#define FFA_FNUM_MEM_RECLAIM U(0x77) +#define FFA_FNUM_MEM_FRAG_RX U(0x7A) +#define FFA_FNUM_MEM_FRAG_TX U(0x7B) +#define FFA_FNUM_NORMAL_WORLD_RESUME U(0x7C) + +/* FF-A v1.1 */ +#define FFA_FNUM_NOTIFICATION_BITMAP_CREATE U(0x7D) +#define FFA_FNUM_NOTIFICATION_BITMAP_DESTROY U(0x7E) +#define FFA_FNUM_NOTIFICATION_BIND U(0x7F) +#define FFA_FNUM_NOTIFICATION_UNBIND U(0x80) +#define FFA_FNUM_NOTIFICATION_SET U(0x81) +#define FFA_FNUM_NOTIFICATION_GET U(0x82) +#define FFA_FNUM_NOTIFICATION_INFO_GET U(0x83) +#define FFA_FNUM_RX_ACQUIRE U(0x84) +#define FFA_FNUM_SPM_ID_GET U(0x85) +#define FFA_FNUM_MSG_SEND2 U(0x86) +#define FFA_FNUM_SECONDARY_EP_REGISTER U(0x87) + +/* FFA SMC32 FIDs */ +#define FFA_ERROR FFA_FID(SMC_32, FFA_FNUM_ERROR) +#define FFA_SUCCESS_SMC32 FFA_FID(SMC_32, FFA_FNUM_SUCCESS) +#define FFA_INTERRUPT FFA_FID(SMC_32, FFA_FNUM_INTERRUPT) +#define FFA_VERSION FFA_FID(SMC_32, FFA_FNUM_VERSION) +#define FFA_FEATURES FFA_FID(SMC_32, FFA_FNUM_FEATURES) +#define FFA_RX_RELEASE FFA_FID(SMC_32, FFA_FNUM_RX_RELEASE) +#define FFA_RX_ACQUIRE FFA_FID(SMC_32, FFA_FNUM_RX_ACQUIRE) +#define FFA_RXTX_MAP_SMC32 FFA_FID(SMC_32, FFA_FNUM_RXTX_MAP) +#define FFA_RXTX_UNMAP FFA_FID(SMC_32, FFA_FNUM_RXTX_UNMAP) +#define FFA_PARTITION_INFO_GET FFA_FID(SMC_32, FFA_FNUM_PARTITION_INFO_GET) +#define FFA_ID_GET FFA_FID(SMC_32, FFA_FNUM_ID_GET) +#define FFA_MSG_POLL FFA_FID(SMC_32, FFA_FNUM_MSG_POLL) +#define FFA_MSG_WAIT FFA_FID(SMC_32, FFA_FNUM_MSG_WAIT) +#define FFA_MSG_YIELD FFA_FID(SMC_32, FFA_FNUM_MSG_YIELD) +#define FFA_MSG_RUN FFA_FID(SMC_32, FFA_FNUM_MSG_RUN) +#define FFA_MSG_SEND FFA_FID(SMC_32, FFA_FNUM_MSG_SEND) +#define FFA_MSG_SEND2 FFA_FID(SMC_32, FFA_FNUM_MSG_SEND2) +#define FFA_MSG_SEND_DIRECT_REQ_SMC32 \ + FFA_FID(SMC_32, FFA_FNUM_MSG_SEND_DIRECT_REQ) +#define FFA_MSG_SEND_DIRECT_RESP_SMC32 \ + FFA_FID(SMC_32, FFA_FNUM_MSG_SEND_DIRECT_RESP) +#define FFA_MEM_DONATE_SMC32 FFA_FID(SMC_32, FFA_FNUM_MEM_DONATE) +#define FFA_MEM_LEND_SMC32 FFA_FID(SMC_32, FFA_FNUM_MEM_LEND) +#define FFA_MEM_SHARE_SMC32 FFA_FID(SMC_32, FFA_FNUM_MEM_SHARE) +#define FFA_MEM_RETRIEVE_REQ_SMC32 \ + FFA_FID(SMC_32, FFA_FNUM_MEM_RETRIEVE_REQ) +#define FFA_MEM_RETRIEVE_RESP FFA_FID(SMC_32, FFA_FNUM_MEM_RETRIEVE_RESP) +#define FFA_MEM_RELINQUISH FFA_FID(SMC_32, FFA_FNUM_MEM_RELINQUISH) +#define FFA_MEM_RECLAIM FFA_FID(SMC_32, FFA_FNUM_MEM_RECLAIM) +#define FFA_NOTIFICATION_BITMAP_CREATE \ + FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_BITMAP_CREATE) +#define FFA_NOTIFICATION_BITMAP_DESTROY \ + FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_BITMAP_DESTROY) +#define FFA_NOTIFICATION_BIND FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_BIND) +#define FFA_NOTIFICATION_UNBIND FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_UNBIND) +#define FFA_NOTIFICATION_SET FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_SET) +#define FFA_NOTIFICATION_GET FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_GET) +#define FFA_NOTIFICATION_INFO_GET \ + FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_INFO_GET) +#define FFA_MEM_FRAG_RX FFA_FID(SMC_32, FFA_FNUM_MEM_FRAG_RX) +#define FFA_MEM_FRAG_TX FFA_FID(SMC_32, FFA_FNUM_MEM_FRAG_TX) +#define FFA_SPM_ID_GET FFA_FID(SMC_32, FFA_FNUM_SPM_ID_GET) +#define FFA_NORMAL_WORLD_RESUME FFA_FID(SMC_32, FFA_FNUM_NORMAL_WORLD_RESUME) + +/* FFA SMC64 FIDs */ +#define FFA_ERROR_SMC64 FFA_FID(SMC_64, FFA_FNUM_ERROR) +#define FFA_SUCCESS_SMC64 FFA_FID(SMC_64, FFA_FNUM_SUCCESS) +#define FFA_RXTX_MAP_SMC64 FFA_FID(SMC_64, FFA_FNUM_RXTX_MAP) +#define FFA_MSG_SEND_DIRECT_REQ_SMC64 \ + FFA_FID(SMC_64, FFA_FNUM_MSG_SEND_DIRECT_REQ) +#define FFA_MSG_SEND_DIRECT_RESP_SMC64 \ + FFA_FID(SMC_64, FFA_FNUM_MSG_SEND_DIRECT_RESP) +#define FFA_MEM_DONATE_SMC64 FFA_FID(SMC_64, FFA_FNUM_MEM_DONATE) +#define FFA_MEM_LEND_SMC64 FFA_FID(SMC_64, FFA_FNUM_MEM_LEND) +#define FFA_MEM_SHARE_SMC64 FFA_FID(SMC_64, FFA_FNUM_MEM_SHARE) +#define FFA_MEM_RETRIEVE_REQ_SMC64 \ + FFA_FID(SMC_64, FFA_FNUM_MEM_RETRIEVE_REQ) +#define FFA_SECONDARY_EP_REGISTER_SMC64 \ + FFA_FID(SMC_64, FFA_FNUM_SECONDARY_EP_REGISTER) +#define FFA_NOTIFICATION_INFO_GET_SMC64 \ + FFA_FID(SMC_64, FFA_FNUM_NOTIFICATION_INFO_GET) + +/* + * FF-A partition properties values. + */ +#define FFA_PARTITION_DIRECT_REQ_RECV U(1 << 0) +#define FFA_PARTITION_DIRECT_REQ_SEND U(1 << 1) +#define FFA_PARTITION_INDIRECT_MSG U(1 << 2) + +/* + * Reserve a special value for traffic targeted to the Hypervisor or SPM. + */ +#define FFA_TARGET_INFO_MBZ U(0x0) + +/* + * Reserve a special value for MBZ parameters. + */ +#define FFA_PARAM_MBZ U(0x0) + +/* + * Maximum FF-A endpoint id value + */ +#define FFA_ENDPOINT_ID_MAX U(1 << 16) + +/* + * Reserve endpoint id for the SPMD. + */ +#define SPMD_DIRECT_MSG_ENDPOINT_ID U(FFA_ENDPOINT_ID_MAX - 1) + +/* Mask and shift to check valid secure FF-A Endpoint ID. */ +#define SPMC_SECURE_ID_MASK U(1) +#define SPMC_SECURE_ID_SHIFT U(15) + +/* + * Partition Count Flag in FFA_PARTITION_INFO_GET. + */ +#define FFA_PARTITION_INFO_GET_COUNT_FLAG_MASK U(1 << 0) + +/* + * Mask for source and destination endpoint id in + * a direct message request/response. + */ +#define FFA_DIRECT_MSG_ENDPOINT_ID_MASK U(0xffff) + +/* + * Bit shift for destination endpoint id in a direct message request/response. + */ +#define FFA_DIRECT_MSG_DESTINATION_SHIFT U(0) + +/* + * Bit shift for source endpoint id in a direct message request/response. + */ +#define FFA_DIRECT_MSG_SOURCE_SHIFT U(16) + +/****************************************************************************** + * ffa_endpoint_destination + *****************************************************************************/ +static inline uint16_t ffa_endpoint_destination(unsigned int ep) +{ + return (ep >> FFA_DIRECT_MSG_DESTINATION_SHIFT) & + FFA_DIRECT_MSG_ENDPOINT_ID_MASK; +} + +/****************************************************************************** + * ffa_endpoint_source + *****************************************************************************/ +static inline uint16_t ffa_endpoint_source(unsigned int ep) +{ + return (ep >> FFA_DIRECT_MSG_SOURCE_SHIFT) & + FFA_DIRECT_MSG_ENDPOINT_ID_MASK; +} + +/****************************************************************************** + * FF-A helper functions to determine partition ID world. + *****************************************************************************/ + +/* + * Determine if provided ID is in the secure world. + */ +static inline bool ffa_is_secure_world_id(uint16_t id) +{ + return ((id >> SPMC_SECURE_ID_SHIFT) & SPMC_SECURE_ID_MASK) == 1; +} + +/* + * Determine if provided ID is in the normal world. + */ +static inline bool ffa_is_normal_world_id(uint16_t id) +{ + return !ffa_is_secure_world_id(id); +} + + +/****************************************************************************** + * Boot information protocol as per the FF-A v1.1 spec. + *****************************************************************************/ +#define FFA_INIT_DESC_SIGNATURE 0x00000FFA + +/* Boot information type. */ +#define FFA_BOOT_INFO_TYPE_STD U(0x0) +#define FFA_BOOT_INFO_TYPE_IMPL U(0x1) + +#define FFA_BOOT_INFO_TYPE_MASK U(0x1) +#define FFA_BOOT_INFO_TYPE_SHIFT U(0x7) +#define FFA_BOOT_INFO_TYPE(type) \ + (((type) & FFA_BOOT_INFO_TYPE_MASK) \ + << FFA_BOOT_INFO_TYPE_SHIFT) + +/* Boot information identifier. */ +#define FFA_BOOT_INFO_TYPE_ID_FDT U(0x0) +#define FFA_BOOT_INFO_TYPE_ID_HOB U(0x1) + +#define FFA_BOOT_INFO_TYPE_ID_MASK U(0x3F) +#define FFA_BOOT_INFO_TYPE_ID_SHIFT U(0x0) +#define FFA_BOOT_INFO_TYPE_ID(type) \ + (((type) & FFA_BOOT_INFO_TYPE_ID_MASK) \ + << FFA_BOOT_INFO_TYPE_ID_SHIFT) + +/* Format of Flags Name field. */ +#define FFA_BOOT_INFO_FLAG_NAME_STRING U(0x0) +#define FFA_BOOT_INFO_FLAG_NAME_UUID U(0x1) + +#define FFA_BOOT_INFO_FLAG_NAME_MASK U(0x3) +#define FFA_BOOT_INFO_FLAG_NAME_SHIFT U(0x0) +#define FFA_BOOT_INFO_FLAG_NAME(type) \ + (((type) & FFA_BOOT_INFO_FLAG_NAME_MASK)\ + << FFA_BOOT_INFO_FLAG_NAME_SHIFT) + +/* Format of Flags Contents field. */ +#define FFA_BOOT_INFO_FLAG_CONTENT_ADR U(0x0) +#define FFA_BOOT_INFO_FLAG_CONTENT_VAL U(0x1) + +#define FFA_BOOT_INFO_FLAG_CONTENT_MASK U(0x1) +#define FFA_BOOT_INFO_FLAG_CONTENT_SHIFT U(0x2) +#define FFA_BOOT_INFO_FLAG_CONTENT(content) \ + (((content) & FFA_BOOT_INFO_FLAG_CONTENT_MASK) \ + << FFA_BOOT_INFO_FLAG_CONTENT_SHIFT) + +/* Boot information descriptor. */ +struct ffa_boot_info_desc { + uint8_t name[16]; + uint8_t type; + uint8_t reserved; + uint16_t flags; + uint32_t size_boot_info; + uint64_t content; +}; + +/* Boot information header. */ +struct ffa_boot_info_header { + uint32_t signature; /* 0xFFA */ + uint32_t version; + uint32_t size_boot_info_blob; + uint32_t size_boot_info_desc; + uint32_t count_boot_info_desc; + uint32_t offset_boot_info_desc; + uint64_t reserved; +}; + +#endif /* FFA_SVC_H */ diff --git a/include/services/pci_svc.h b/include/services/pci_svc.h new file mode 100644 index 0000000..664a742 --- /dev/null +++ b/include/services/pci_svc.h @@ -0,0 +1,59 @@ +/* + * Copyright (c) 2021, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef PCI_SVC_H +#define PCI_SVC_H + +#include <lib/utils_def.h> + +/* SMCCC PCI platform functions */ +#define SMC_PCI_VERSION U(0x84000130) +#define SMC_PCI_FEATURES U(0x84000131) +#define SMC_PCI_READ U(0x84000132) +#define SMC_PCI_WRITE U(0x84000133) +#define SMC_PCI_SEG_INFO U(0x84000134) + +#define is_pci_fid(_fid) (((_fid) >= SMC_PCI_VERSION) && \ + ((_fid) <= SMC_PCI_SEG_INFO)) + +uint64_t pci_smc_handler(uint32_t smc_fid, u_register_t x1, u_register_t x2, + u_register_t x3, u_register_t x4, void *cookie, + void *handle, u_register_t flags); + +#define PCI_ADDR_FUN(dev) ((dev) & U(0x7)) +#define PCI_ADDR_DEV(dev) (((dev) >> U(3)) & U(0x001F)) +#define PCI_ADDR_BUS(dev) (((dev) >> U(8)) & U(0x00FF)) +#define PCI_ADDR_SEG(dev) (((dev) >> U(16)) & U(0xFFFF)) +#define PCI_OFFSET_MASK U(0xFFF) +typedef union { + struct { + uint16_t minor; + uint16_t major; + } __packed; + uint32_t val; +} pcie_version; + +/* + * platforms are responsible for providing implementations of these + * three functions in a manner which conforms to the Arm PCI Configuration + * Space Access Firmware Interface (DEN0115) and the PCIe specification's + * sections on PCI configuration access. See the rpi4_pci_svc.c example. + */ +uint32_t pci_read_config(uint32_t addr, uint32_t off, uint32_t sz, uint32_t *val); +uint32_t pci_write_config(uint32_t addr, uint32_t off, uint32_t sz, uint32_t val); +uint32_t pci_get_bus_for_seg(uint32_t seg, uint32_t *bus_range, uint32_t *nseg); + +/* Return codes for Arm PCI Config Space Access Firmware SMC calls */ +#define SMC_PCI_CALL_SUCCESS U(0) +#define SMC_PCI_CALL_NOT_SUPPORTED -1 +#define SMC_PCI_CALL_INVAL_PARAM -2 +#define SMC_PCI_CALL_NOT_IMPL -3 + +#define SMC_PCI_SZ_8BIT U(1) +#define SMC_PCI_SZ_16BIT U(2) +#define SMC_PCI_SZ_32BIT U(4) + +#endif /* PCI_SVC_H */ diff --git a/include/services/rmm_core_manifest.h b/include/services/rmm_core_manifest.h new file mode 100644 index 0000000..2f25858 --- /dev/null +++ b/include/services/rmm_core_manifest.h @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2022, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef RMM_CORE_MANIFEST_H +#define RMM_CORE_MANIFEST_H + +#include <assert.h> +#include <stddef.h> +#include <stdint.h> + +#include <lib/cassert.h> + +#define RMMD_MANIFEST_VERSION_MAJOR U(0) +#define RMMD_MANIFEST_VERSION_MINOR U(1) + +/* + * Manifest version encoding: + * - Bit[31] RES0 + * - Bits [30:16] Major version + * - Bits [15:0] Minor version + */ +#define _RMMD_MANIFEST_VERSION(_major, _minor) \ + ((((_major) & 0x7FFF) << 16) | ((_minor) & 0xFFFF)) + +#define RMMD_MANIFEST_VERSION _RMMD_MANIFEST_VERSION( \ + RMMD_MANIFEST_VERSION_MAJOR, \ + RMMD_MANIFEST_VERSION_MINOR) + +#define RMMD_GET_MANIFEST_VERSION_MAJOR(_version) \ + ((_version >> 16) & 0x7FFF) + +#define RMMD_GET_MANIFEST_VERSION_MINOR(_version) \ + (_version & 0xFFFF) + +/* Boot manifest core structure as per v0.1 */ +typedef struct rmm_manifest { + uint32_t version; /* Manifest version */ + uintptr_t plat_data; /* Manifest platform data */ +} rmm_manifest_t; + +CASSERT(offsetof(rmm_manifest_t, version) == 0, + rmm_manifest_t_version_unaligned); +CASSERT(offsetof(rmm_manifest_t, plat_data) == 8, + rmm_manifest_t_plat_data_unaligned); + +#endif /* RMM_CORE_MANIFEST_H */ diff --git a/include/services/rmmd_svc.h b/include/services/rmmd_svc.h new file mode 100644 index 0000000..de7181c --- /dev/null +++ b/include/services/rmmd_svc.h @@ -0,0 +1,188 @@ +/* + * Copyright (c) 2021-2022, Arm Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef RMMD_SVC_H +#define RMMD_SVC_H + +#include <lib/smccc.h> +#include <lib/utils_def.h> + +/* STD calls FNUM Min/Max ranges */ +#define RMI_FNUM_MIN_VALUE U(0x150) +#define RMI_FNUM_MAX_VALUE U(0x18F) + +/* Construct RMI fastcall std FID from offset */ +#define SMC64_RMI_FID(_offset) \ + ((SMC_TYPE_FAST << FUNCID_TYPE_SHIFT) | \ + (SMC_64 << FUNCID_CC_SHIFT) | \ + (OEN_STD_START << FUNCID_OEN_SHIFT) | \ + (((RMI_FNUM_MIN_VALUE + (_offset)) & FUNCID_NUM_MASK) \ + << FUNCID_NUM_SHIFT)) + +#define is_rmi_fid(fid) __extension__ ({ \ + __typeof__(fid) _fid = (fid); \ + ((GET_SMC_NUM(_fid) >= RMI_FNUM_MIN_VALUE) && \ + (GET_SMC_NUM(_fid) <= RMI_FNUM_MAX_VALUE) && \ + (GET_SMC_TYPE(_fid) == SMC_TYPE_FAST) && \ + (GET_SMC_CC(_fid) == SMC_64) && \ + (GET_SMC_OEN(_fid) == OEN_STD_START) && \ + ((_fid & 0x00FE0000) == 0U)); }) + +/* + * RMI_FNUM_REQ_COMPLETE is the only function in the RMI range that originates + * from the Realm world and is handled by the RMMD. The RMI functions are + * always invoked by the Normal world, forwarded by RMMD and handled by the + * RMM. + */ + /* 0x18F */ +#define RMM_RMI_REQ_COMPLETE SMC64_RMI_FID(U(0x3F)) + +/* RMM_BOOT_COMPLETE arg0 error codes */ +#define E_RMM_BOOT_SUCCESS (0) +#define E_RMM_BOOT_UNKNOWN (-1) +#define E_RMM_BOOT_VERSION_MISMATCH (-2) +#define E_RMM_BOOT_CPUS_OUT_OF_RANGE (-3) +#define E_RMM_BOOT_CPU_ID_OUT_OF_RANGE (-4) +#define E_RMM_BOOT_INVALID_SHARED_BUFFER (-5) +#define E_RMM_BOOT_MANIFEST_VERSION_NOT_SUPPORTED (-6) +#define E_RMM_BOOT_MANIFEST_DATA_ERROR (-7) + +/* The SMC in the range 0x8400 0191 - 0x8400 01AF are reserved for RSIs.*/ + +/* + * EL3 - RMM SMCs used for requesting RMMD services. These SMCs originate in Realm + * world and return to Realm world. + * + * These are allocated from 0x8400 01B0 - 0x8400 01CF in the RMM Service range. + */ +#define RMMD_EL3_FNUM_MIN_VALUE U(0x1B0) +#define RMMD_EL3_FNUM_MAX_VALUE U(0x1CF) + +/* Construct RMM_EL3 fastcall std FID from offset */ +#define SMC64_RMMD_EL3_FID(_offset) \ + ((SMC_TYPE_FAST << FUNCID_TYPE_SHIFT) | \ + (SMC_64 << FUNCID_CC_SHIFT) | \ + (OEN_STD_START << FUNCID_OEN_SHIFT) | \ + (((RMMD_EL3_FNUM_MIN_VALUE + (_offset)) & FUNCID_NUM_MASK) \ + << FUNCID_NUM_SHIFT)) + +/* The macros below are used to identify GTSI calls from the SMC function ID */ +#define is_rmmd_el3_fid(fid) __extension__ ({ \ + __typeof__(fid) _fid = (fid); \ + ((GET_SMC_NUM(_fid) >= RMMD_EL3_FNUM_MIN_VALUE) &&\ + (GET_SMC_NUM(_fid) <= RMMD_EL3_FNUM_MAX_VALUE) &&\ + (GET_SMC_TYPE(_fid) == SMC_TYPE_FAST) && \ + (GET_SMC_CC(_fid) == SMC_64) && \ + (GET_SMC_OEN(_fid) == OEN_STD_START) && \ + ((_fid & 0x00FE0000) == 0U)); }) + + /* 0x1B0 - 0x1B1 */ +#define RMM_GTSI_DELEGATE SMC64_RMMD_EL3_FID(U(0)) +#define RMM_GTSI_UNDELEGATE SMC64_RMMD_EL3_FID(U(1)) + +/* Return error codes from RMM-EL3 SMCs */ +#define E_RMM_OK 0 +#define E_RMM_UNK -1 +#define E_RMM_BAD_ADDR -2 +#define E_RMM_BAD_PAS -3 +#define E_RMM_NOMEM -4 +#define E_RMM_INVAL -5 + +/* Acceptable SHA sizes for Challenge object */ +#define SHA256_DIGEST_SIZE 32U +#define SHA384_DIGEST_SIZE 48U +#define SHA512_DIGEST_SIZE 64U + +/* + * Retrieve Realm attestation key from EL3. Only P-384 ECC curve key is + * supported. The arguments to this SMC are : + * arg0 - Function ID. + * arg1 - Realm attestation key buffer Physical address. + * arg2 - Realm attestation key buffer size (in bytes). + * arg3 - The type of the elliptic curve to which the requested + * attestation key belongs to. The value should be one of the + * defined curve types. + * The return arguments are : + * ret0 - Status / error. + * ret1 - Size of the realm attestation key if successful. + */ + /* 0x1B2 */ +#define RMM_ATTEST_GET_REALM_KEY SMC64_RMMD_EL3_FID(U(2)) + +/* + * Retrieve Platform token from EL3. + * The arguments to this SMC are : + * arg0 - Function ID. + * arg1 - Platform attestation token buffer Physical address. (The challenge + * object is passed in this buffer.) + * arg2 - Platform attestation token buffer size (in bytes). + * arg3 - Challenge object size (in bytes). It has to be one of the defined + * SHA hash sizes. + * The return arguments are : + * ret0 - Status / error. + * ret1 - Size of the platform token if successful. + */ + /* 0x1B3 */ +#define RMM_ATTEST_GET_PLAT_TOKEN SMC64_RMMD_EL3_FID(U(3)) + +/* ECC Curve types for attest key generation */ +#define ATTEST_KEY_CURVE_ECC_SECP384R1 0 + +/* + * RMM_BOOT_COMPLETE originates on RMM when the boot finishes (either cold + * or warm boot). This is handled by the RMM-EL3 interface SMC handler. + * + * RMM_BOOT_COMPLETE FID is located at the end of the available range. + */ + /* 0x1CF */ +#define RMM_BOOT_COMPLETE SMC64_RMMD_EL3_FID(U(0x1F)) + +/* + * The major version number of the RMM Boot Interface implementation. + * Increase this whenever the semantics of the boot arguments change making it + * backwards incompatible. + */ +#define RMM_EL3_IFC_VERSION_MAJOR (U(0)) + +/* + * The minor version number of the RMM Boot Interface implementation. + * Increase this when a bug is fixed, or a feature is added without + * breaking compatibility. + */ +#define RMM_EL3_IFC_VERSION_MINOR (U(1)) + +#define RMM_EL3_INTERFACE_VERSION \ + (((RMM_EL3_IFC_VERSION_MAJOR << 16) & 0x7FFFF) | \ + RMM_EL3_IFC_VERSION_MINOR) + +#define RMM_EL3_IFC_VERSION_GET_MAJOR(_version) (((_version) >> 16) \ + & 0x7FFF) +#define RMM_EL3_IFC_VERSION_GET_MAJOR_MINOR(_version) ((_version) & 0xFFFF) + +#ifndef __ASSEMBLER__ +#include <stdint.h> + +int rmmd_setup(void); +uint64_t rmmd_rmi_handler(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags); + +uint64_t rmmd_rmm_el3_handler(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags); + +#endif /* __ASSEMBLER__ */ +#endif /* RMMD_SVC_H */ diff --git a/include/services/sdei.h b/include/services/sdei.h new file mode 100644 index 0000000..c12a182 --- /dev/null +++ b/include/services/sdei.h @@ -0,0 +1,143 @@ +/* + * Copyright (c) 2017-2022, Arm Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SDEI_H +#define SDEI_H + +#include <lib/spinlock.h> +#include <lib/utils_def.h> +#include <services/sdei_flags.h> + +/* Range 0xC4000020 - 0xC400003F reserved for SDE 64bit smc calls */ +#define SDEI_VERSION 0xC4000020U +#define SDEI_EVENT_REGISTER 0xC4000021U +#define SDEI_EVENT_ENABLE 0xC4000022U +#define SDEI_EVENT_DISABLE 0xC4000023U +#define SDEI_EVENT_CONTEXT 0xC4000024U +#define SDEI_EVENT_COMPLETE 0xC4000025U +#define SDEI_EVENT_COMPLETE_AND_RESUME 0xC4000026U + +#define SDEI_EVENT_UNREGISTER 0xC4000027U +#define SDEI_EVENT_STATUS 0xC4000028U +#define SDEI_EVENT_GET_INFO 0xC4000029U +#define SDEI_EVENT_ROUTING_SET 0xC400002AU +#define SDEI_PE_MASK 0xC400002BU +#define SDEI_PE_UNMASK 0xC400002CU + +#define SDEI_INTERRUPT_BIND 0xC400002DU +#define SDEI_INTERRUPT_RELEASE 0xC400002EU +#define SDEI_EVENT_SIGNAL 0xC400002FU +#define SDEI_FEATURES 0xC4000030U +#define SDEI_PRIVATE_RESET 0xC4000031U +#define SDEI_SHARED_RESET 0xC4000032U + +/* SDEI_EVENT_REGISTER flags */ +#define SDEI_REGF_RM_ANY 0ULL +#define SDEI_REGF_RM_PE 1ULL + +/* SDEI_EVENT_COMPLETE status flags */ +#define SDEI_EV_HANDLED 0U +#define SDEI_EV_FAILED 1U + +/* Indices of private and shared mappings */ +#define SDEI_MAP_IDX_PRIV_ 0U +#define SDEI_MAP_IDX_SHRD_ 1U +#define SDEI_MAP_IDX_MAX_ 2U + +/* The macros below are used to identify SDEI calls from the SMC function ID */ +#define SDEI_FID_MASK U(0xffe0) +#define SDEI_FID_VALUE U(0x20) +#define is_sdei_fid(_fid) \ + ((((_fid) & SDEI_FID_MASK) == SDEI_FID_VALUE) && \ + (((_fid >> FUNCID_CC_SHIFT) & FUNCID_CC_MASK) == SMC_64)) + +#define SDEI_EVENT_MAP(_event, _intr, _flags) \ + { \ + .ev_num = (_event), \ + .intr = (_intr), \ + .map_flags = (_flags) \ + } + +#define SDEI_SHARED_EVENT(_event, _intr, _flags) \ + SDEI_EVENT_MAP(_event, _intr, _flags) + +#define SDEI_PRIVATE_EVENT(_event, _intr, _flags) \ + SDEI_EVENT_MAP(_event, _intr, (_flags) | SDEI_MAPF_PRIVATE) + +#define SDEI_DEFINE_EVENT_0(_intr) \ + SDEI_PRIVATE_EVENT(SDEI_EVENT_0, (_intr), SDEI_MAPF_SIGNALABLE) + +#define SDEI_EXPLICIT_EVENT(_event, _pri) \ + SDEI_EVENT_MAP((_event), 0, (_pri) | SDEI_MAPF_EXPLICIT | SDEI_MAPF_PRIVATE) + +/* + * Declare shared and private entries for each core. Also declare a global + * structure containing private and share entries. + * + * This macro must be used in the same file as the platform SDEI mappings are + * declared. Only then would ARRAY_SIZE() yield a meaningful value. + */ +#define REGISTER_SDEI_MAP(_private, _shared) \ + sdei_entry_t sdei_private_event_table \ + [PLATFORM_CORE_COUNT * ARRAY_SIZE(_private)]; \ + sdei_entry_t sdei_shared_event_table[ARRAY_SIZE(_shared)]; \ + const sdei_mapping_t sdei_global_mappings[] = { \ + [SDEI_MAP_IDX_PRIV_] = { \ + .map = (_private), \ + .num_maps = ARRAY_SIZE(_private) \ + }, \ + [SDEI_MAP_IDX_SHRD_] = { \ + .map = (_shared), \ + .num_maps = ARRAY_SIZE(_shared) \ + }, \ + } + +typedef uint8_t sdei_state_t; + +/* Runtime data of SDEI event */ +typedef struct sdei_entry { + uint64_t ep; /* Entry point */ + uint64_t arg; /* Entry point argument */ + uint64_t affinity; /* Affinity of shared event */ + unsigned int reg_flags; /* Registration flags */ + + /* Event handler states: registered, enabled, running */ + sdei_state_t state; +} sdei_entry_t; + +/* Mapping of SDEI events to interrupts, and associated data */ +typedef struct sdei_ev_map { + int32_t ev_num; /* Event number */ + unsigned int intr; /* Physical interrupt number for a bound map */ + unsigned int map_flags; /* Mapping flags, see SDEI_MAPF_* */ + int reg_count; /* Registration count */ + spinlock_t lock; /* Per-event lock */ +} sdei_ev_map_t; + +typedef struct sdei_mapping { + sdei_ev_map_t *map; + size_t num_maps; +} sdei_mapping_t; + +/* Handler to be called to handle SDEI smc calls */ +uint64_t sdei_smc_handler(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags); + +void sdei_init(void); + +/* Public API to dispatch an event to Normal world */ +int sdei_dispatch_event(int ev_num); + +/* Public API to check how many SDEI events are registered. */ +int sdei_get_registered_event_count(void); + +#endif /* SDEI_H */ diff --git a/include/services/sdei_flags.h b/include/services/sdei_flags.h new file mode 100644 index 0000000..d1308f8 --- /dev/null +++ b/include/services/sdei_flags.h @@ -0,0 +1,56 @@ +/* + * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SDEI_FLAGS_H +#define SDEI_FLAGS_H + +#include <lib/utils_def.h> + +/* Internal: SDEI flag bit positions */ +#define SDEI_MAPF_DYNAMIC_SHIFT_ 1U +#define SDEI_MAPF_BOUND_SHIFT_ 2U +#define SDEI_MAPF_SIGNALABLE_SHIFT_ 3U +#define SDEI_MAPF_PRIVATE_SHIFT_ 4U +#define SDEI_MAPF_CRITICAL_SHIFT_ 5U +#define SDEI_MAPF_EXPLICIT_SHIFT_ 6U + +/* SDEI event 0 */ +#define SDEI_EVENT_0 0 + +/* Placeholder interrupt for dynamic mapping */ +#define SDEI_DYN_IRQ 0U + +/* SDEI flags */ + +/* + * These flags determine whether or not an event can be associated with an + * interrupt. Static events are permanently associated with an interrupt, and + * can't be changed at runtime. Association of dynamic events with interrupts + * can be changed at run time using the SDEI_INTERRUPT_BIND and + * SDEI_INTERRUPT_RELEASE calls. + * + * SDEI_MAPF_DYNAMIC only indicates run time configurability, where as + * SDEI_MAPF_BOUND indicates interrupt association. For example: + * + * - Calling SDEI_INTERRUPT_BIND on a dynamic event will have both + * SDEI_MAPF_DYNAMIC and SDEI_MAPF_BOUND set. + * + * - Statically-bound events will always have SDEI_MAPF_BOUND set, and neither + * SDEI_INTERRUPT_BIND nor SDEI_INTERRUPT_RELEASE can be called on them. + * + * See also the is_map_bound() macro. + */ +#define SDEI_MAPF_DYNAMIC BIT(SDEI_MAPF_DYNAMIC_SHIFT_) +#define SDEI_MAPF_BOUND BIT(SDEI_MAPF_BOUND_SHIFT_) +#define SDEI_MAPF_EXPLICIT BIT(SDEI_MAPF_EXPLICIT_SHIFT_) + +#define SDEI_MAPF_SIGNALABLE BIT(SDEI_MAPF_SIGNALABLE_SHIFT_) +#define SDEI_MAPF_PRIVATE BIT(SDEI_MAPF_PRIVATE_SHIFT_) + +#define SDEI_MAPF_NORMAL 0 +#define SDEI_MAPF_CRITICAL BIT(SDEI_MAPF_CRITICAL_SHIFT_) + +#endif /* SDEI_FLAGS_H */ diff --git a/include/services/spm_core_manifest.h b/include/services/spm_core_manifest.h new file mode 100644 index 0000000..453b21c --- /dev/null +++ b/include/services/spm_core_manifest.h @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2020, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SPM_CORE_MANIFEST_H +#define SPM_CORE_MANIFEST_H + +#include <stdint.h> + +/******************************************************************************* + * Attribute Section + ******************************************************************************/ + +typedef struct spm_core_manifest_sect_attribute { + /* + * FFA version (mandatory). + */ + uint32_t major_version; + uint32_t minor_version; + + /* + * Run-Time Execution state (optional): + * - 0: AArch64 (default) + * - 1: AArch32 + */ + uint32_t exec_state; + + /* + * Address of binary image containing SPM Core (optional). + */ + uint64_t load_address; + + /* + * Offset from the base of the partition's binary image to the entry + * point of the partition (optional). + */ + uint64_t entrypoint; + + /* + * Size of binary image containing SPM Core in bytes (mandatory). + */ + uint32_t binary_size; + + /* + * ID of the SPMC (mandatory) + */ + uint16_t spmc_id; + +} spmc_manifest_attribute_t; + +#endif /* SPM_CORE_MANIFEST_H */ diff --git a/include/services/spm_mm_partition.h b/include/services/spm_mm_partition.h new file mode 100644 index 0000000..ad5ceef --- /dev/null +++ b/include/services/spm_mm_partition.h @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SPM_MM_PARTITION_H +#define SPM_MM_PARTITION_H + +#include <stdint.h> + +#include <lib/utils_def.h> + +/* + * Flags used by the spm_mm_mp_info structure to describe the + * characteristics of a cpu. Only a single flag is defined at the moment to + * indicate the primary cpu. + */ +#define MP_INFO_FLAG_PRIMARY_CPU U(0x00000001) + +/* + * This structure is used to provide information required to initialise a S-EL0 + * partition. + */ +typedef struct spm_mm_mp_info { + uint64_t mpidr; + uint32_t linear_id; + uint32_t flags; +} spm_mm_mp_info_t; + +typedef struct spm_mm_boot_info { + param_header_t h; + uint64_t sp_mem_base; + uint64_t sp_mem_limit; + uint64_t sp_image_base; + uint64_t sp_stack_base; + uint64_t sp_heap_base; + uint64_t sp_ns_comm_buf_base; + uint64_t sp_shared_buf_base; + uint64_t sp_image_size; + uint64_t sp_pcpu_stack_size; + uint64_t sp_heap_size; + uint64_t sp_ns_comm_buf_size; + uint64_t sp_shared_buf_size; + uint32_t num_sp_mem_regions; + uint32_t num_cpus; + spm_mm_mp_info_t *mp_info; +} spm_mm_boot_info_t; + +#endif /* SPM_MM_PARTITION_H */ diff --git a/include/services/spm_mm_svc.h b/include/services/spm_mm_svc.h new file mode 100644 index 0000000..3148beb --- /dev/null +++ b/include/services/spm_mm_svc.h @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SPM_MM_SVC_H +#define SPM_MM_SVC_H + +#include <lib/utils_def.h> + +/* + * The MM_VERSION_XXX definitions are used when responding to the + * MM_VERSION_AARCH32 service request. The version returned is different between + * this request and the SPM_MM_VERSION_AARCH32 request - both have been retained + * for compatibility. + */ +#define MM_VERSION_MAJOR U(1) +#define MM_VERSION_MAJOR_SHIFT 16 +#define MM_VERSION_MAJOR_MASK U(0x7FFF) +#define MM_VERSION_MINOR U(0) +#define MM_VERSION_MINOR_SHIFT 0 +#define MM_VERSION_MINOR_MASK U(0xFFFF) +#define MM_VERSION_FORM(major, minor) ((major << MM_VERSION_MAJOR_SHIFT) | \ + (minor)) +#define MM_VERSION_COMPILED MM_VERSION_FORM(MM_VERSION_MAJOR, \ + MM_VERSION_MINOR) + +#define SPM_MM_VERSION_MAJOR U(0) +#define SPM_MM_VERSION_MAJOR_SHIFT 16 +#define SPM_MM_VERSION_MAJOR_MASK U(0x7FFF) +#define SPM_MM_VERSION_MINOR U(1) +#define SPM_MM_VERSION_MINOR_SHIFT 0 +#define SPM_MM_VERSION_MINOR_MASK U(0xFFFF) +#define SPM_MM_VERSION_FORM(major, minor) ((major << \ + SPM_MM_VERSION_MAJOR_SHIFT) | \ + (minor)) +#define SPM_MM_VERSION_COMPILED SPM_MM_VERSION_FORM(SPM_MM_VERSION_MAJOR, \ + SPM_MM_VERSION_MINOR) + +/* These macros are used to identify SPM-MM calls using the SMC function ID */ +#define SPM_MM_FID_MASK U(0xffff) +#define SPM_MM_FID_MIN_VALUE U(0x40) +#define SPM_MM_FID_MAX_VALUE U(0x7f) +#define is_spm_mm_fid(_fid) \ + ((((_fid) & SPM_MM_FID_MASK) >= SPM_MM_FID_MIN_VALUE) && \ + (((_fid) & SPM_MM_FID_MASK) <= SPM_MM_FID_MAX_VALUE)) + +/* + * SMC IDs defined in [1] for accessing MM services from the Non-secure world. + * These FIDs occupy the range 0x40 - 0x5f. + * [1] DEN0060A_ARM_MM_Interface_Specification.pdf + */ +#define MM_VERSION_AARCH32 U(0x84000040) +#define MM_COMMUNICATE_AARCH64 U(0xC4000041) +#define MM_COMMUNICATE_AARCH32 U(0x84000041) + +/* + * SMC IDs defined for accessing services implemented by the Secure Partition + * Manager from the Secure Partition(s). These services enable a partition to + * handle delegated events and request privileged operations from the manager. + * They occupy the range 0x60-0x7f. + */ +#define SPM_MM_VERSION_AARCH32 U(0x84000060) +#define MM_SP_EVENT_COMPLETE_AARCH64 U(0xC4000061) +#define MM_SP_MEMORY_ATTRIBUTES_GET_AARCH64 U(0xC4000064) +#define MM_SP_MEMORY_ATTRIBUTES_SET_AARCH64 U(0xC4000065) + +/* + * Macros used by MM_SP_MEMORY_ATTRIBUTES_SET_AARCH64. + */ + +#define MM_SP_MEMORY_ATTRIBUTES_ACCESS_NOACCESS U(0) +#define MM_SP_MEMORY_ATTRIBUTES_ACCESS_RW U(1) +/* Value U(2) is reserved. */ +#define MM_SP_MEMORY_ATTRIBUTES_ACCESS_RO U(3) +#define MM_SP_MEMORY_ATTRIBUTES_ACCESS_MASK U(3) +#define MM_SP_MEMORY_ATTRIBUTES_ACCESS_SHIFT 0 + +#define MM_SP_MEMORY_ATTRIBUTES_EXEC (U(0) << 2) +#define MM_SP_MEMORY_ATTRIBUTES_NON_EXEC (U(1) << 2) + + +/* SPM error codes. */ +#define SPM_MM_SUCCESS 0 +#define SPM_MM_NOT_SUPPORTED -1 +#define SPM_MM_INVALID_PARAMETER -2 +#define SPM_MM_DENIED -3 +#define SPM_MM_NO_MEMORY -5 + +#ifndef __ASSEMBLER__ + +#include <stdint.h> + +int32_t spm_mm_setup(void); + +uint64_t spm_mm_smc_handler(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags); + +/* Helper to enter a secure partition */ +uint64_t spm_mm_sp_call(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3); + +#endif /* __ASSEMBLER__ */ + +#endif /* SPM_MM_SVC_H */ diff --git a/include/services/spmc_svc.h b/include/services/spmc_svc.h new file mode 100644 index 0000000..8ee61e9 --- /dev/null +++ b/include/services/spmc_svc.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2022, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SPMC_SVC_H +#define SPMC_SVC_H + +#ifndef __ASSEMBLER__ +#include <stdint.h> + +#include <lib/utils_def.h> +#include <services/ffa_svc.h> +#include <services/spm_core_manifest.h> + +int spmc_setup(void); +void spmc_populate_attrs(spmc_manifest_attribute_t *spmc_attrs); +void *spmc_get_config_addr(void); + +void spmc_set_config_addr(uintptr_t soc_fw_config); + +uint64_t spmc_smc_handler(uint32_t smc_fid, + bool secure_origin, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags); + +static inline bool is_spmc_at_el3(void) +{ + return SPMC_AT_EL3 == 1; +} + +#endif /* __ASSEMBLER__ */ + +#endif /* SPMC_SVC_H */ diff --git a/include/services/spmd_svc.h b/include/services/spmd_svc.h new file mode 100644 index 0000000..29dfdad --- /dev/null +++ b/include/services/spmd_svc.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2020-2022, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SPMD_SVC_H +#define SPMD_SVC_H + +#ifndef __ASSEMBLER__ +#include <services/ffa_svc.h> +#include <stdint.h> + +int spmd_setup(void); +uint64_t spmd_ffa_smc_handler(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags); +uint64_t spmd_smc_handler(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags); +uint64_t spmd_smc_switch_state(uint32_t smc_fid, + bool secure_origin, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *handle); +#endif /* __ASSEMBLER__ */ + +#endif /* SPMD_SVC_H */ diff --git a/include/services/std_svc.h b/include/services/std_svc.h new file mode 100644 index 0000000..b0614fb --- /dev/null +++ b/include/services/std_svc.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2014-2016, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef STD_SVC_H +#define STD_SVC_H + +/* SMC function IDs for Standard Service queries */ + +#define ARM_STD_SVC_CALL_COUNT 0x8400ff00 +#define ARM_STD_SVC_UID 0x8400ff01 +/* 0x8400ff02 is reserved */ +#define ARM_STD_SVC_VERSION 0x8400ff03 + +/* ARM Standard Service Calls version numbers */ +#define STD_SVC_VERSION_MAJOR 0x0 +#define STD_SVC_VERSION_MINOR 0x1 + +/* + * Get the ARM Standard Service argument from EL3 Runtime. + * This function must be implemented by EL3 Runtime and the + * `svc_mask` identifies the service. `svc_mask` is a bit + * mask identifying the range of SMC function IDs available + * to the service. + */ +uintptr_t get_arm_std_svc_args(unsigned int svc_mask); + +#endif /* STD_SVC_H */ diff --git a/include/services/trng_svc.h b/include/services/trng_svc.h new file mode 100644 index 0000000..92417c2 --- /dev/null +++ b/include/services/trng_svc.h @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2021-2022, ARM Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef TRNG_SVC_H +#define TRNG_SVC_H + +#include <stdbool.h> +#include <stdint.h> + +#include <lib/smccc.h> + +/* SMC function IDs for TRNG queries */ +#define ARM_TRNG_VERSION U(0x84000050) +#define ARM_TRNG_FEATURES U(0x84000051) +#define ARM_TRNG_GET_UUID U(0x84000052) +#define ARM_TRNG_RND32 U(0x84000053) +#define ARM_TRNG_RND64 U(0xC4000053) + +/* TRNG version numbers */ +#define TRNG_VERSION_MAJOR (0x1) +#define TRNG_VERSION_MINOR (0x0) + +/* TRNG Error Numbers */ +#define TRNG_E_SUCCESS (0) +#define TRNG_E_NOT_SUPPORTED (-1) +#define TRNG_E_INVALID_PARAMS (-2) +#define TRNG_E_NO_ENTROPY (-3) +#define TRNG_E_NOT_IMPLEMENTED (-4) + +/* TRNG Entropy Bit Numbers */ +#define TRNG_RND32_ENTROPY_MAXBITS (96U) +#define TRNG_RND64_ENTROPY_MAXBITS (192U) + +/* Public API to perform the initial TRNG entropy setup */ +void trng_setup(void); + +/* Public API to verify function id is part of TRNG */ +bool is_trng_fid(uint32_t smc_fid); + +/* Handler to be called to handle TRNG smc calls */ +uintptr_t trng_smc_handler( + uint32_t smc_fid, + u_register_t x1, + u_register_t x2, + u_register_t x3, + u_register_t x4, + void *cookie, + void *handle, + u_register_t flags +); + +#endif /* TRNG_SVC_H */ diff --git a/include/services/trp/platform_trp.h b/include/services/trp/platform_trp.h new file mode 100644 index 0000000..1c963c8 --- /dev/null +++ b/include/services/trp/platform_trp.h @@ -0,0 +1,17 @@ +/* + * Copyright (c) 2021-2022, Arm Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef PLATFORM_TRP_H +#define PLATFORM_TRP_H + +#include <services/rmm_core_manifest.h> + +/******************************************************************************* + * Mandatory TRP functions (only if platform contains a TRP) + ******************************************************************************/ +void trp_early_platform_setup(rmm_manifest_t *manifest); + +#endif /* PLATFORM_TRP_H */ diff --git a/include/services/trp/trp_helpers.h b/include/services/trp/trp_helpers.h new file mode 100644 index 0000000..8e786e2 --- /dev/null +++ b/include/services/trp/trp_helpers.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2022, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef TRP_HELPERS_H +#define TRP_HELPERS_H + +/* Definitions to help the assembler access the SMC/ERET args structure */ +#define TRP_ARGS_SIZE TRP_ARGS_END +#define TRP_ARG0 0x0 +#define TRP_ARG1 0x8 +#define TRP_ARG2 0x10 +#define TRP_ARG3 0x18 +#define TRP_ARG4 0x20 +#define TRP_ARG5 0x28 +#define TRP_ARG6 0x30 +#define TRP_ARG7 0x38 +#define TRP_ARGS_END 0x40 + +#ifndef __ASSEMBLER__ + +#include <platform_def.h> + +/* Data structure to hold SMC arguments */ +typedef struct trp_args { + uint64_t regs[TRP_ARGS_END >> 3]; +} __aligned(CACHE_WRITEBACK_GRANULE) trp_args_t; + +trp_args_t *set_smc_args(uint64_t arg0, + uint64_t arg1, + uint64_t arg2, + uint64_t arg3, + uint64_t arg4, + uint64_t arg5, + uint64_t arg6, + uint64_t arg7); + +__dead2 void trp_boot_abort(uint64_t err); + +#endif /* __ASSEMBLER __ */ +#endif /* TRP_HELPERS_H */ |