linux-imx

// SPDX-License-Identifier: GPL-2.0

/*

 * nvme-lightnvm.c - LightNVM NVMe device

 *

 * Copyright (C) 2014-2015 IT University of Copenhagen

 * Initial release: Matias Bjorling <mb@lightnvm.io>

 */

​

#include "nvme.h"

​

#include <linux/nvme.h>

#include <linux/bitops.h>

#include <linux/lightnvm.h>

#include <linux/vmalloc.h>

#include <linux/sched/sysctl.h>

#include <uapi/linux/lightnvm.h>

​

enum nvme_nvm_admin_opcode {

    nvme_nvm_admin_identity     = 0xe2,

    nvme_nvm_admin_get_bb_tbl   = 0xf2,

    nvme_nvm_admin_set_bb_tbl   = 0xf1,

};

​

enum nvme_nvm_log_page {

    NVME_NVM_LOG_REPORT_CHUNK   = 0xca,

};

​

struct nvme_nvm_ph_rw {

    __u8            opcode;

    __u8            flags;

    __u16           command_id;

    __le32          nsid;

    __u64           rsvd2;

    __le64          metadata;

    __le64          prp1;

    __le64          prp2;

    __le64          spba;

    __le16          length;

    __le16          control;

    __le32          dsmgmt;

    __le64          resv;

};

​

struct nvme_nvm_erase_blk {

    __u8            opcode;

    __u8            flags;

    __u16           command_id;

    __le32          nsid;

    __u64           rsvd[2];

    __le64          prp1;

    __le64          prp2;

    __le64          spba;

    __le16          length;

    __le16          control;

    __le32          dsmgmt;

    __le64          resv;

};

​

struct nvme_nvm_identity {

    __u8            opcode;

    __u8            flags;

    __u16           command_id;

    __le32          nsid;