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// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
/* Copyright 2017-2019 IBM Corp. */
#ifndef __PRD_FW_MSG_H
#define __PRD_FW_MSG_H
#include <types.h>
/* Messaging structure for the opaque channel between OPAL and HBRT. This
* format is used for the firmware_request and firmware_notify interfaces
*/
enum {
PRD_FW_MSG_TYPE_REQ_NOP = 0,
PRD_FW_MSG_TYPE_RESP_NOP = 1,
PRD_FW_MSG_TYPE_RESP_GENERIC = 2,
PRD_FW_MSG_TYPE_REQ_HCODE_UPDATE = 3,
PRD_FW_MSG_TYPE_HBRT_FSP = 4,
PRD_FW_MSG_TYPE_ERROR_LOG = 5,
PRD_FW_MSG_TYPE_FSP_HBRT = 6,
};
struct prd_fw_msg {
__be64 type;
union {
struct {
__be64 status;
} generic_resp;
struct {
__be32 plid;
__be32 size;
char data[];
} __packed errorlog;
struct {
char data;
} mbox_msg;
};
};
#define PRD_FW_MSG_BASE_SIZE sizeof(__be64)
#endif /* __PRD_FW_MSG_H */
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