virtio::blk::BlkLifetime Struct Reference

设备生命周期信息 More...

#include <virtio_blk_defs.h>

Collaboration diagram for virtio::blk::BlkLifetime:

Public Types
enum class	PreEolInfo : uint16_t { kUndefined = 0 , kNormal = 1 , kWarning = 2 , kUrgent = 3 }
	Pre-EOL 信息常量 More...

Public Attributes
uint16_t	pre_eol_info
	预 EOL (End-Of-Life) 信息
uint16_t	device_lifetime_est_typ_a
uint16_t	device_lifetime_est_typ_b

Detailed Description

设备生命周期信息

See also

virtio-v1.2#5.2.6

VIRTIO_BLK_T_GET_LIFETIME 请求的响应数据。 用于 eMMC/UFS 等存储设备报告磨损程度。

Definition at line 247 of file virtio_blk_defs.h.

Member Enumeration Documentation

PreEolInfo

enum class virtio::blk::BlkLifetime::PreEolInfo : uint16_t

strong

Pre-EOL 信息常量

Enumerator
kUndefined	0: 值未定义 (VIRTIO_BLK_PRE_EOL_INFO_UNDEFINED)
kNormal	1: 正常，< 80% 保留块已消耗 (VIRTIO_BLK_PRE_EOL_INFO_NORMAL)
kWarning	2: 警告，80% 保留块已消耗 (VIRTIO_BLK_PRE_EOL_INFO_WARNING)
kUrgent	3: 紧急，90% 保留块已消耗 (VIRTIO_BLK_PRE_EOL_INFO_URGENT)

Definition at line 251 of file virtio_blk_defs.h.

                        : uint16_t {
    kUndefined = 0,
    kNormal = 1,
    kWarning = 2,
    kUrgent = 3,
  };

Member Data Documentation

device_lifetime_est_typ_a

uint16_t virtio::blk::BlkLifetime::device_lifetime_est_typ_a

设备生命周期估计 A（SLC 单元磨损） 0x01-0x0a: 使用了 x*10% 生命周期 0x0b: 超出预估生命周期

Definition at line 267 of file virtio_blk_defs.h.

device_lifetime_est_typ_b

uint16_t virtio::blk::BlkLifetime::device_lifetime_est_typ_b

设备生命周期估计 B（MLC 单元磨损） 含义同 device_lifetime_est_typ_a

Definition at line 270 of file virtio_blk_defs.h.

pre_eol_info

uint16_t virtio::blk::BlkLifetime::pre_eol_info

预 EOL (End-Of-Life) 信息

Definition at line 263 of file virtio_blk_defs.h.

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The documentation for this struct was generated from the following file:

• /workspaces/SimpleKernel/src/device/virtio/device/blk/virtio_blk_defs.h