| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 H_MFG_ |
| #define H_MFG_ |
| |
| #define MFG_EUNINIT 1 |
| #define MFG_EBADDATA 2 |
| #define MFG_EDONE 3 |
| #define MFG_EFLASH 4 |
| |
| #define MFG_HASH_SZ 32 |
| |
| #define MFG_META_TLV_TYPE_HASH 0x01 |
| #define MFG_META_TLV_TYPE_FLASH_AREA 0x02 |
| |
| /** Informational only; not read by firmware. */ |
| #define MFG_META_TLV_TYPE_FLASH_TRAITS 0x03 |
| |
| struct mfg_meta_tlv { |
| uint8_t type; |
| uint8_t size; |
| /* Followed by packed data. */ |
| }; |
| |
| struct mfg_meta_flash_area { |
| uint8_t area_id; |
| uint8_t device_id; |
| uint16_t pad16; |
| uint32_t offset; |
| uint32_t size; |
| }; |
| |
| /** Informational only; not read by firmware. */ |
| struct mfg_meta_flash_traits { |
| uint8_t device_id; |
| uint8_t min_write_sz; |
| }; |
| |
| int mfg_next_tlv(struct mfg_meta_tlv *tlv, uint32_t *off); |
| int mfg_next_tlv_with_type(struct mfg_meta_tlv *tlv, uint32_t *off, |
| uint8_t type); |
| int mfg_read_tlv_flash_area(const struct mfg_meta_tlv *tlv, uint32_t off, |
| struct mfg_meta_flash_area *out_mfa); |
| int mfg_read_tlv_hash(const struct mfg_meta_tlv *tlv, uint32_t off, |
| void *out_hash); |
| int mfg_init(void); |
| |
| #endif |