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u-boot/arch/arm/mach-socfpga/include/mach/smc_api.h

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arm: socfpga: soc64: Add SMC helper function for Intel SOCFPGA (64bits) invoke_smc() allow U-Boot proper running in non-secure mode (EL2) to invoke SMC call to ATF's PSCI runtime services such as System Manager's registers access, 2nd phase bitstream FPGA reconfiguration, Remote System Update (RSU) and etc. smc_send_mailbox() is a send mailbox command helper function which invokes the ATF's PSCI runtime service (function ID: INTEL_SIP_SMC_MBOX_SEND_CMD) to send mailbox messages to Secure Device Manager (SDM). Signed-off-by: Chee Hong Ang <chee.hong.ang@intel.com>
2020-12-24 18:21:00 +08:00
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2020 Intel Corporation
*/
#ifndef _SMC_API_H_
#define _SMC_API_H_
int invoke_smc(u32 func_id, u64 *args, int arg_len, u64 *ret_arg, int ret_len);
int smc_send_mailbox(u32 cmd, u32 len, u32 *arg, u8 urgent, u32 *resp_buf_len,
u32 *resp_buf);
#endif /* _SMC_API_H_ */
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