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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/pnor/common/ffs_hb.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2012,2017 */
/* [+] International Business Machines 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. */
/* */
/* IBM_PROLOG_END_TAG */
#ifndef _FFS_HB_H
#define _FFS_HB_H
/*
* FSP Destination: src/hbfw/fsp/pnor/common/ffs_hb.H
*
* NOTE: Do NOT modify this file in CMVC directly! It comes from the Hostboot
* repository and will be overwritten.
*/
/*
* This file contains the struct definition for the user data portion of an FFS Entry. Use of
* A commont header file will help ensure consistency between Hostboot and Hardware Server.
*
* For a more detailed description of these bits, see the PNOR Specification.
*
* The general FFS Entry layout is described in ffs.h, owned by the building block team. The FFS
* entry is described by the struct ffs_entry. The user data defined by this file is the
* ffs_entry->data[] array in ffs_entry.
*/
/**
* FFS User Data flags
*/
enum
{
/* Chip Select : 1 byte */
FFS_CHIPSEL_UNUSED = 0xFF, /**< Chip select not used */
/* Compression : 1 byte */
FFS_COMPRESS_UNUSED = 0xFF, /**< Compression not used */
/* Data Integrity : 2 bytes */
FFS_INTEG_ECC_PROTECT = 0x8000, /**< Data Integrity: ECC protected */
FFS_INTEG_UNUSED = 0x1FFF, /**< Unused Data Integrity Bits */
/* Version Checking : 1 byte */
FFS_VERS_SHA512 = 0x80, /**< SHA512 used for Version */
FFS_VERS_SHA512_PER_EC = 0x40, /**< SHA512 version per EC */
FFS_VERS_UNUSED = 0x3F, /**< Unused Version bits */
/* Miscellaneous Bits : 1 byte */
FFS_MISC_PRESERVED = 0x80, /**< Preserved across code updates */
FFS_MISC_READ_ONLY = 0x40, /**< Read only section */
FFS_MISC_PSEUDO = 0x20, /**< Pseudo partition */
FFS_MISC_REPROVISION = 0x10, /**< Erased during reprovision */
FFS_MISC_VOLATILE = 0x08, /**< Loses contents based on boot types*/
FFS_MISC_GOLDEN = 0x01, /**< Golden side of PNOR */
FFS_MISC_UNUSED = 0x06, /**< Unused MISC Flags */
};
/**
* FFS entry user data
* This matches the PNOR binary layout of the data[] in an ffs_entry.
*/
struct ffs_hb_user_t{
uint8_t chip; /**< Chip Select (0,1) */
uint8_t compressType; /**< Compression Indication/alg (0=not compressed) */
uint16_t dataInteg; /**< Indicates Data Integrity mechanism */
uint8_t verCheck; /**< Indicates Version check type */
uint8_t miscFlags; /**< Misc Partition related Flags */
uint8_t freeMisc[2]; /**< Unused Miscellaneious Info */
uint32_t freeUser[13]; /**< Unused User Data */
} PACKED;
#endif /* _FFS_HB_H */
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