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/*
* NVDIMM Firmware Interface Table - NFIT
*
* Copyright(c) 2013-2016 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __NFIT_H__
#define __NFIT_H__
#include <stdint.h>
#include <string.h>
#include <linux/uuid.h>
static inline void nfit_spa_uuid_pm(void *uuid)
{
uuid_le uuid_pm = UUID_LE(0x66f0d379, 0xb4f3, 0x4074, 0xac, 0x43, 0x0d,
0x33, 0x18, 0xb7, 0x8c, 0xdb);
memcpy(uuid, &uuid_pm, 16);
}
enum {
NFIT_TABLE_SPA = 0,
};
/**
* struct nfit - Nvdimm Firmware Interface Table
* @signature: "NFIT"
* @length: sum of size of this table plus all appended subtables
*/
struct nfit {
uint8_t signature[4];
uint32_t length;
uint8_t revision;
uint8_t checksum;
uint8_t oemid[6];
uint64_t oem_tbl_id;
uint32_t oem_revision;
uint32_t creator_id;
uint32_t creator_revision;
uint32_t reserved;
} __attribute__((packed));
/**
* struct nfit_spa - System Physical Address Range Descriptor Table
*/
struct nfit_spa {
uint16_t type;
uint16_t length;
uint16_t range_index;
uint16_t flags;
uint32_t reserved;
uint32_t proximity_domain;
uint8_t type_uuid[16];
uint64_t spa_base;
uint64_t spa_length;
uint64_t mem_attr;
} __attribute__((packed));
#endif /* __NFIT_H__ */