/* * (C) Copyright 2018 allwinnertech * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef TEESMC25_H #define TEESMC25_H /* for optee v2.5 */ #define ARM_SMCCC_STD_CALL 0 #define ARM_SMCCC_FAST_CALL 1u #define ARM_SMCCC_TYPE_SHIFT 31 #define ARM_SMCCC_SMC_32 0 #define ARM_SMCCC_SMC_64 1 #define ARM_SMCCC_CALL_CONV_SHIFT 30 #define ARM_SMCCC_OWNER_MASK 0x3F #define ARM_SMCCC_OWNER_SHIFT 24 #define ARM_SMCCC_FUNC_MASK 0xFFFF #define ARM_SMCCC_IS_FAST_CALL(smc_val) \ ((smc_val) & (ARM_SMCCC_FAST_CALL << ARM_SMCCC_TYPE_SHIFT)) #define ARM_SMCCC_IS_64(smc_val) \ ((smc_val) & (ARM_SMCCC_SMC_64 << ARM_SMCCC_CALL_CONV_SHIFT)) #define ARM_SMCCC_FUNC_NUM(smc_val) ((smc_val) & ARM_SMCCC_FUNC_MASK) #define ARM_SMCCC_OWNER_NUM(smc_val) \ (((smc_val) >> ARM_SMCCC_OWNER_SHIFT) & ARM_SMCCC_OWNER_MASK) #define ARM_SMCCC_CALL_VAL(type, calling_convention, owner, func_num) \ (((type) << ARM_SMCCC_TYPE_SHIFT) | \ ((calling_convention) << ARM_SMCCC_CALL_CONV_SHIFT) | \ (((owner) & ARM_SMCCC_OWNER_MASK) << ARM_SMCCC_OWNER_SHIFT) | \ ((func_num) & ARM_SMCCC_FUNC_MASK)) #define ARM_SMCCC_OWNER_ARCH 0 #define ARM_SMCCC_OWNER_CPU 1 #define ARM_SMCCC_OWNER_SIP 2 #define ARM_SMCCC_OWNER_OEM 3 #define ARM_SMCCC_OWNER_STANDARD 4 #define ARM_SMCCC_OWNER_TRUSTED_APP 48 #define ARM_SMCCC_OWNER_TRUSTED_APP_END 49 #define ARM_SMCCC_OWNER_TRUSTED_OS 50 #define ARM_SMCCC_OWNER_TRUSTED_OS_END 63 #define OPTEE_SMC_FAST_CALL_VAL(func_num) \ ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, ARM_SMCCC_SMC_32, \ ARM_SMCCC_OWNER_TRUSTED_OS, (func_num)) /* * Get revision of Trusted OS. * * Used by non-secure world to figure out which version of the Trusted OS * is installed. Note that the returned revision is the revision of the * Trusted OS, not of the API. * * Returns revision in 2 32-bit words in the same way as * OPTEE_MSG_CALLS_REVISION described above. */ #define OPTEE_MSG_FUNCID_GET_OS_REVISION 0x0001 /* * Get revision of Trusted OS. * * Used by non-secure world to figure out which version of the Trusted OS * is installed. Note that the returned revision is the revision of the * Trusted OS, not of the API. * * Returns revision in a0-1 in the same way as OPTEE_SMC_CALLS_REVISION * described above. May optionally return a 32-bit build identifier in a2, * with zero meaning unspecified. */ #define OPTEE_SMC_FUNCID_GET_OS_REVISION OPTEE_MSG_FUNCID_GET_OS_REVISION #define OPTEE_SMC_CALL_GET_OS_REVISION \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_GET_OS_REVISION) #define SUNXI_OPTEE_SMC_OFFSET (0x200) extern uint32_t sunxi_smc_call_offset; #define OPTEE_SMC_FUNCID_GET_DRMINFO (15 | sunxi_smc_call_offset) #define OPTEE_SMC_GET_DRM_INFO \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_GET_DRMINFO) #define OPTEE_SMC_FUNCID_CRYPT (16 | sunxi_smc_call_offset) #define OPTEE_SMC_CRYPT \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_CRYPT) #define OPTEE_SMC_FUNCID_READ_REG (17 | sunxi_smc_call_offset) #define OPTEE_SMC_READ_REG \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_READ_REG) #define OPTEE_SMC_FUNCID_WRITE_REG (18 | sunxi_smc_call_offset) #define OPTEE_SMC_WRITE_REG \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_WRITE_REG) #define OPTEE_SMC_FUNCID_ARISC_COPY_PARAS (19 | sunxi_smc_call_offset) #define OPTEE_SMC_ARISC_COPY_PARAS \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_ARISC_COPY_PARAS) #define OPTEE_SMC_FUNCID_GET_TEEADDR_PARAS (20 | sunxi_smc_call_offset) #define OPTEE_SMC_GET_TEEADDR_PARAS \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_GET_TEEADDR_PARAS) #define OPTEE_SMC_FUNCID_EFUSE (21 | sunxi_smc_call_offset) #define OPTEE_SMC_EFUSE_OP \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_EFUSE) #define EFUSE_OP_WR 1 #define EFUSE_OP_RD 0 #define OPTEE_SMC_FUNCIC_SUNXI_HASH (23 | sunxi_smc_call_offset) #define OPTEE_SMC_SUNXI_HASH_OP \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCIC_SUNXI_HASH) #define OPTEE_SMC_FUNCIC_SUNXI_SETUP_MIPS (24 | sunxi_smc_call_offset) #define OPTEE_SMC_SUNXI_SETUP_MIPS \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCIC_SUNXI_SETUP_MIPS) #define OPTEE_SMC_FUNCID_SUNXI_INFORM_FDT (25 | sunxi_smc_call_offset) #define OPTEE_SMC_SUNXI_INFORM_FDT \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_SUNXI_INFORM_FDT) #define OPTEE_SMC_FUNCID_SUNXI_RKP (30 | sunxi_smc_call_offset) #define OPTEE_SMC_SUNXI_RKP \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_SUNXI_RKP) /*PLATFORM_FASTCALL*/ #define OPTEE_SMC_FUNCID_PLATFORM 100 #define OPTEE_SMC_PLATFORM_CMD \ OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_PLATFORM) #define TEE_SET_CPU_ENTRY 0xFFFF0001 #define TEE_SET_CPU_OFF 0xFFFF0002 #define TEESMC_SSK_ENCRYPT 0 #define TEESMC_KEYBOX_STORE 1 #define TEESMC_PROBE_SHM_BASE 2 #define TEESMC_SSK_DECRYPT 3 #define TEESMC_RSSK_ENCRYPT 4 #define TEESMC_RSSK_DECRYPT 5 #define TEESMC_AES_CBC 6 /** * struct arm_smccc_res - Result from SMC/HVC call * @a0-a3 result values from registers 0 to 3 */ struct arm_smccc_res { unsigned long a0; unsigned long a1; unsigned long a2; unsigned long a3; }; /** * arm_smccc_smc() - make SMC calls * @a0-a7: arguments passed in registers 0 to 7 * @res: result values from registers 0 to 3 * * This function is used to make SMC calls following SMC Calling Convention. * The content of the supplied param are copied to registers 0 to 7 prior * to the SMC instruction. The return values are updated with the content * from register 0 to 3 on return from the SMC instruction. */ asmlinkage void arm_smccc_smc(unsigned long a0, unsigned long a1, unsigned long a2, unsigned long a3, unsigned long a4, unsigned long a5, unsigned long a6, unsigned long a7, struct arm_smccc_res *res); #endif /* TEESMC25_H */