/* * Copyright (c) 2018-2019, Arm Limited. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef SPCI_SVC_H #define SPCI_SVC_H #include #include /* SPCI_VERSION helpers */ #define SPCI_VERSION_MAJOR U(0) #define SPCI_VERSION_MAJOR_SHIFT 16 #define SPCI_VERSION_MAJOR_MASK U(0x7FFF) #define SPCI_VERSION_MINOR U(1) #define SPCI_VERSION_MINOR_SHIFT 0 #define SPCI_VERSION_MINOR_MASK U(0xFFFF) #define SPCI_VERSION_FORM(major, minor) ((((major) & SPCI_VERSION_MAJOR_MASK) \ << SPCI_VERSION_MAJOR_SHIFT) | \ ((minor) & SPCI_VERSION_MINOR_MASK)) #define SPCI_VERSION_COMPILED SPCI_VERSION_FORM(SPCI_VERSION_MAJOR, \ SPCI_VERSION_MINOR) /* Definitions to build the complete SMC ID */ #define SPCI_FID_MISC_FLAG (U(0) << 27) #define SPCI_FID_MISC_SHIFT U(20) #define SPCI_FID_MISC_MASK U(0x7F) #define SPCI_FID_TUN_FLAG (U(1) << 27) #define SPCI_FID_TUN_SHIFT U(24) #define SPCI_FID_TUN_MASK U(0x7) #define OEN_SPCI_START U(0x30) #define OEN_SPCI_END U(0x3F) #define SPCI_SMC(spci_fid) ((OEN_SPCI_START << FUNCID_OEN_SHIFT) | \ (U(1) << 31) | (spci_fid)) #define SPCI_MISC_32(misc_fid) ((SMC_32 << FUNCID_CC_SHIFT) | \ SPCI_FID_MISC_FLAG | \ SPCI_SMC((misc_fid) << SPCI_FID_MISC_SHIFT)) #define SPCI_MISC_64(misc_fid) ((SMC_64 << FUNCID_CC_SHIFT) | \ SPCI_FID_MISC_FLAG | \ SPCI_SMC((misc_fid) << SPCI_FID_MISC_SHIFT)) #define SPCI_TUN_32(tun_fid) ((SMC_32 << FUNCID_CC_SHIFT) | \ SPCI_FID_TUN_FLAG | \ SPCI_SMC((tun_fid) << SPCI_FID_TUN_SHIFT)) #define SPCI_TUN_64(tun_fid) ((SMC_64 << FUNCID_CC_SHIFT) | \ SPCI_FID_TUN_FLAG | \ SPCI_SMC((tun_fid) << SPCI_FID_TUN_SHIFT)) /* SPCI miscellaneous functions */ #define SPCI_FID_VERSION U(0x0) #define SPCI_FID_SERVICE_HANDLE_OPEN U(0x2) #define SPCI_FID_SERVICE_HANDLE_CLOSE U(0x3) #define SPCI_FID_SERVICE_MEM_REGISTER U(0x4) #define SPCI_FID_SERVICE_MEM_UNREGISTER U(0x5) #define SPCI_FID_SERVICE_MEM_PUBLISH U(0x6) #define SPCI_FID_SERVICE_REQUEST_BLOCKING U(0x7) #define SPCI_FID_SERVICE_REQUEST_START U(0x8) #define SPCI_FID_SERVICE_GET_RESPONSE U(0x9) #define SPCI_FID_SERVICE_RESET_CLIENT_STATE U(0xA) /* SPCI tunneling functions */ #define SPCI_FID_SERVICE_TUN_REQUEST_START U(0x0) #define SPCI_FID_SERVICE_REQUEST_RESUME U(0x1) #define SPCI_FID_SERVICE_TUN_REQUEST_BLOCKING U(0x2) /* Complete SMC IDs and associated values */ #define SPCI_VERSION SPCI_MISC_32(SPCI_FID_VERSION) #define SPCI_SERVICE_HANDLE_OPEN SPCI_MISC_32(SPCI_FID_SERVICE_HANDLE_OPEN) #define SPCI_SERVICE_HANDLE_OPEN_NOTIFY_BIT U(1) #define SPCI_SERVICE_HANDLE_CLOSE SPCI_MISC_32(SPCI_FID_SERVICE_HANDLE_CLOSE) #define SPCI_SERVICE_MEM_REGISTER_AARCH32 SPCI_MISC_32(SPCI_FID_SERVICE_MEM_REGISTER) #define SPCI_SERVICE_MEM_REGISTER_AARCH64 SPCI_MISC_64(SPCI_FID_SERVICE_MEM_REGISTER) #define SPCI_SERVICE_MEM_UNREGISTER_AARCH32 SPCI_MISC_32(SPCI_FID_SERVICE_MEM_UNREGISTER) #define SPCI_SERVICE_MEM_UNREGISTER_AARCH64 SPCI_MISC_64(SPCI_FID_SERVICE_MEM_UNREGISTER) #define SPCI_SERVICE_MEM_PUBLISH_AARCH32 SPCI_MISC_32(SPCI_FID_SERVICE_MEM_PUBLISH) #define SPCI_SERVICE_MEM_PUBLISH_AARCH64 SPCI_MISC_64(SPCI_FID_SERVICE_MEM_PUBLISH) #define SPCI_SERVICE_REQUEST_BLOCKING_AARCH32 SPCI_MISC_32(SPCI_FID_SERVICE_REQUEST_BLOCKING) #define SPCI_SERVICE_REQUEST_BLOCKING_AARCH64 SPCI_MISC_64(SPCI_FID_SERVICE_REQUEST_BLOCKING) #define SPCI_SERVICE_REQUEST_START_AARCH32 SPCI_MISC_32(SPCI_FID_SERVICE_REQUEST_START) #define SPCI_SERVICE_REQUEST_START_AARCH64 SPCI_MISC_64(SPCI_FID_SERVICE_REQUEST_START) #define SPCI_SERVICE_GET_RESPONSE_AARCH32 SPCI_MISC_32(SPCI_FID_SERVICE_GET_RESPONSE) #define SPCI_SERVICE_GET_RESPONSE_AARCH64 SPCI_MISC_64(SPCI_FID_SERVICE_GET_RESPONSE) #define SPCI_SERVICE_RESET_CLIENT_STATE_AARCH32 SPCI_MISC_32(SPCI_FID_SERVICE_RESET_CLIENT_STATE) #define SPCI_SERVICE_RESET_CLIENT_STATE_AARCH64 SPCI_MISC_64(SPCI_FID_SERVICE_RESET_CLIENT_STATE) #define SPCI_SERVICE_TUN_REQUEST_START_AARCH32 SPCI_TUN_32(SPCI_FID_SERVICE_TUN_REQUEST_START) #define SPCI_SERVICE_TUN_REQUEST_START_AARCH64 SPCI_TUN_64(SPCI_FID_SERVICE_TUN_REQUEST_START) #define SPCI_SERVICE_REQUEST_RESUME_AARCH32 SPCI_TUN_32(SPCI_FID_SERVICE_REQUEST_RESUME) #define SPCI_SERVICE_REQUEST_RESUME_AARCH64 SPCI_TUN_64(SPCI_FID_SERVICE_REQUEST_RESUME) #define SPCI_SERVICE_TUN_REQUEST_BLOCKING_AARCH32 SPCI_TUN_32(SPCI_FID_SERVICE_TUN_REQUEST_BLOCKING) #define SPCI_SERVICE_TUN_REQUEST_BLOCKING_AARCH64 SPCI_TUN_64(SPCI_FID_SERVICE_TUN_REQUEST_BLOCKING) /* SPCI error codes. */ #define SPCI_SUCCESS 0 #define SPCI_NOT_SUPPORTED -1 #define SPCI_INVALID_PARAMETER -2 #define SPCI_NO_MEMORY -3 #define SPCI_BUSY -4 #define SPCI_QUEUED -5 #define SPCI_DENIED -6 #define SPCI_NOT_PRESENT -7 #endif /* SPCI_SVC_H */