| /* |
| * Copyright (c) 2016-2019,2021-2024, Arm Limited and Contributors. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #ifndef ARM_SIP_SVC_H |
| #define ARM_SIP_SVC_H |
| |
| #include <lib/utils_def.h> |
| |
| /* SMC function IDs for SiP Service queries */ |
| |
| #define ARM_SIP_SVC_CALL_COUNT U(0x8200ff00) |
| #define ARM_SIP_SVC_UID U(0x8200ff01) |
| /* U(0x8200ff02) is reserved */ |
| #define ARM_SIP_SVC_VERSION U(0x8200ff03) |
| |
| /* Deprecated FID's Range and will be removed */ |
| /* PMF_SMC_GET_TIMESTAMP_32 0x82000010 */ |
| /* PMF_SMC_GET_TIMESTAMP_64 0xC2000010 */ |
| |
| /* Function ID for requesting state switch of lower EL */ |
| #define ARM_SIP_SVC_EXE_STATE_SWITCH U(0x82000020) |
| |
| /* Deprecated FID's Range and will be removed */ |
| /* DEBUGFS_SMC_32 0x82000030U */ |
| /* DEBUGFS_SMC_64 0xC2000030U */ |
| |
| /* |
| * Arm(R) Ethos(TM)-N NPU SiP SMC function IDs |
| * 0xC2000050-0xC200005F |
| * 0x82000050-0x8200005F |
| */ |
| |
| /* ARM SiP Service Calls version numbers */ |
| #define ARM_SIP_SVC_VERSION_MAJOR U(0x1) |
| #define ARM_SIP_SVC_VERSION_MINOR U(0x0) |
| |
| /* |
| * Arm SiP SMC calls that are primarily used for testing purposes. |
| */ |
| #if PLAT_TEST_SPM |
| #define ARM_SIP_SET_INTERRUPT_PENDING U(0x82000100) |
| #endif |
| |
| /** |
| * Arm SiP Service Call for the SPM to leverage RME to protect a give memory range. |
| * Protected memory range is one whose PAS was made secure. |
| * Unprotect relates to reverting a protect operation. |
| */ |
| #if SPMD_SPM_AT_SEL2 && ENABLE_RME |
| #define PLAT_PROTECT_MEM_SMC64 0xC2000101 |
| #define PLAT_UNPROTECT_MEM_SMC64 0xC2000102 |
| #endif |
| |
| /* SiP handler specific to each Arm platform. */ |
| uintptr_t plat_arm_sip_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 /* ARM_SIP_SVC_H */ |