1/* 2 * Copyright (c) 2017 Intel Corporation 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6#ifndef _X86_ASM_SCU_IPC_H_ 7#define _X86_ASM_SCU_IPC_H_ 8 9/* IPC defines the following message types */ 10#define IPCMSG_WARM_RESET 0xf0 11#define IPCMSG_COLD_RESET 0xf1 12#define IPCMSG_SOFT_RESET 0xf2 13#define IPCMSG_COLD_BOOT 0xf3 14#define IPCMSG_GET_FW_REVISION 0xf4 15#define IPCMSG_WATCHDOG_TIMER 0xf8 /* Set Kernel Watchdog Threshold */ 16 17struct ipc_ifwi_version { 18 u16 minor; 19 u8 major; 20 u8 hardware_id; 21 u32 reserved[3]; 22}; 23 24/* Issue commands to the SCU with or without data */ 25int scu_ipc_simple_command(u32 cmd, u32 sub); 26int scu_ipc_command(u32 cmd, u32 sub, u32 *in, int inlen, u32 *out, int outlen); 27 28#endif /* _X86_ASM_SCU_IPC_H_ */ 29