| /* Copyright 2017 IBM Corp. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| * implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| |
| #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; |
| }; |
| }; |
| |
| #define PRD_FW_MSG_BASE_SIZE sizeof(__be64) |
| |
| #endif /* __PRD_FW_MSG_H */ |