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/* SPDX-License-Identifier: MIT */
/*
* Copyright(c) 2022, Intel Corporation. All rights reserved.
*/
#ifndef __INTEL_PXP_FW_INTERFACE_43_H__
#define __INTEL_PXP_FW_INTERFACE_43_H__
#include <linux/types.h>
#include "intel_pxp_cmd_interface_cmn.h"
/* PXP-Cmd-Op definitions */
#define PXP43_CMDID_START_HUC_AUTH 0x0000003A
#define PXP43_CMDID_INIT_SESSION 0x00000036
/* PXP-Packet sizes for MTL's GSCCS-HECI instruction */
#define PXP43_MAX_HECI_INOUT_SIZE (SZ_32K)
/* PXP-Input-Packet: HUC-Authentication */
struct pxp43_start_huc_auth_in {
struct pxp_cmd_header header;
__le64 huc_base_address;
} __packed;
/* PXP-Output-Packet: HUC-Authentication */
struct pxp43_start_huc_auth_out {
struct pxp_cmd_header header;
} __packed;
/* PXP-Input-Packet: Init PXP session */
struct pxp43_create_arb_in {
struct pxp_cmd_header header;
/* header.stream_id fields for vesion 4.3 of Init PXP session: */
#define PXP43_INIT_SESSION_VALID BIT(0)
#define PXP43_INIT_SESSION_APPTYPE BIT(1)
#define PXP43_INIT_SESSION_APPID GENMASK(17, 2)
u32 protection_mode;
#define PXP43_INIT_SESSION_PROTECTION_ARB 0x2
u32 sub_session_id;
u32 init_flags;
u32 rsvd[12];
} __packed;
/* PXP-Input-Packet: Init PXP session */
struct pxp43_create_arb_out {
struct pxp_cmd_header header;
u32 rsvd[8];
} __packed;
#endif /* __INTEL_PXP_FW_INTERFACE_43_H__ */
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