| /* |
| * Copyright (c) 2016-2021, STMicroelectronics - All Rights Reserved |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #ifndef STM32MP1_SMC_H |
| #define STM32MP1_SMC_H |
| |
| /* |
| * SMC function IDs for STM32 Service queries |
| * STM32 SMC services use the space between 0x82000000 and 0x8200FFFF |
| * like this is defined in SMC calling Convention by ARM |
| * for SiP (silicon Partner) |
| * https://developer.arm.com/docs/den0028/latest |
| */ |
| |
| /* Secure Service access from Non-secure */ |
| |
| /* |
| * STM32_SMC_BSEC call API |
| * |
| * Argument a0: (input) SMCC ID |
| * (output) status return code |
| * Argument a1: (input) Service ID (STM32_SMC_BSEC_xxx) |
| * Argument a2: (input) OTP index |
| * (output) OTP read value, if applicable |
| * Argument a3: (input) OTP value if applicable |
| */ |
| #define STM32_SMC_BSEC 0x82001003 |
| |
| /* |
| * STM32_SIP_SMC_SCMI_AGENT0 |
| * STM32_SIP_SMC_SCMI_AGENT1 |
| * Process SCMI message pending in SCMI shared memory buffer. |
| * |
| * Argument a0: (input) SMCC ID |
| */ |
| #define STM32_SIP_SMC_SCMI_AGENT0 0x82002000 |
| #define STM32_SIP_SMC_SCMI_AGENT1 0x82002001 |
| |
| /* SMC function IDs for SiP Service queries */ |
| #define STM32_SIP_SVC_CALL_COUNT 0x8200ff00 |
| #define STM32_SIP_SVC_UID 0x8200ff01 |
| /* 0x8200ff02 is reserved */ |
| #define STM32_SIP_SVC_VERSION 0x8200ff03 |
| |
| /* STM32 SiP Service Calls version numbers */ |
| #define STM32_SIP_SVC_VERSION_MAJOR 0x0 |
| #define STM32_SIP_SVC_VERSION_MINOR 0x1 |
| |
| /* Number of STM32 SiP Calls implemented */ |
| #define STM32_COMMON_SIP_NUM_CALLS 3 |
| |
| /* Service for BSEC */ |
| #define STM32_SMC_READ_SHADOW 0x01 |
| #define STM32_SMC_PROG_OTP 0x02 |
| #define STM32_SMC_WRITE_SHADOW 0x03 |
| #define STM32_SMC_READ_OTP 0x04 |
| |
| /* SMC error codes */ |
| #define STM32_SMC_OK 0x00000000U |
| #define STM32_SMC_NOT_SUPPORTED 0xFFFFFFFFU |
| #define STM32_SMC_FAILED 0xFFFFFFFEU |
| #define STM32_SMC_INVALID_PARAMS 0xFFFFFFFDU |
| |
| #endif /* STM32MP1_SMC_H */ |