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AUTOSAR_SWS_NVRAMManager 4.3.1

NVRAM

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AUTOSAR_SWS_NVRAMManager spec，用于嵌入式的文件管理

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Specification of NVRAM Manager

AUTOSAR CP Release 4.3.1

1 of 190 Document ID 033: AUTOSAR_SWS_NVRAMManager

- AUTOSAR confidential -

Document Change History

Date

Release

Changed by

Change Description

2017-12-08

4.3.1

AUTOSAR

Release

Management

 Correction for write protection and

erase requests for

NvMWriteBlockOnce blocks

 Clarification regarding implicit

recovery of dataset blocks

 minor corrections / clarifications /

editorial changes; For details please

refer to the ChangeDocumentation

2016-11-30

4.3.0

AUTOSAR

Release

Management

 Added NvM_FirstInitAll and

NvM_GetActiveService

functionalities

 NvM_SetRamBlockStatus works

also for explicit synchronization

blocks

 The interaction between NvM and

BswM is clarified.

 Other small clarifications and

updates.

2015-07-31

4.2.2

AUTOSAR

Release

Management

 Clarified behavior related to

restoring default data for blocks and

for handling of

MEMIF_BLOCK_INVALID job result

 Added additional information related

to the block states in chapter

7.2.2.14 and related subchapters

 Updated NvM_Init and

NvM_ValidateAll function prototypes

 Debugging support marked as

obsolete

Document Title

Specification of NVRAM

Manager

Document Owner

AUTOSAR

Document Responsibility

AUTOSAR

Document Identification No

033

Document Status

Final

Part of AUTOSAR Standard

Classic Platform

Part of Standard Release

4.3.1

Specification of NVRAM Manager

AUTOSAR CP Release 4.3.1

2 of 190 Document ID 033: AUTOSAR_SWS_NVRAMManager

- AUTOSAR confidential -

Document Change History

Date

Release

Changed by

Change Description

2014-10-31

4.2.1

AUTOSAR

Release

Management

 Detailed pass/fail conditions for

production errors

 Added the NvM_ValidateAll

functionality

 Updated return values for Init and

SingleBlock callbacks

 Other small clarifications

2014-03-31

4.1.3

AUTOSAR

Release

Management

 Removed job postpone in case of

explicit synchronization failed after

configured number of retries

 Updated Service Interfaces tables

 Renamed configuration parameter

NvMRamBlockHeaderInclude to

NvMBlockHeaderInclude

 Editorial changes

2013-10-31

4.1.2

AUTOSAR

Release

Management

 Added

NvMRamBlockHeaderInclude and

NvMMainFunctionPeriod

configuration parameters

 Corrected bugs for

NvMWriteVerificationDataSize and

NvMNvramBlockIdentifier

parameters

 Other small clarifications in

requirement

 Editorial changes

 Removed chapter(s) on change

documentation

Specification of NVRAM Manager

AUTOSAR CP Release 4.3.1

3 of 190 Document ID 033: AUTOSAR_SWS_NVRAMManager

- AUTOSAR confidential -

Document Change History

Date

Release

Changed by

Change Description

2013-03-15

4.1.1

AUTOSAR

Administration

 Added NvM_ReadPRAMBlock,

NvM_WritePRAMBlock and

NvM_RestorePRAMBlockDefaults

APIs

 Production Errors and Extended

Production Errors classification

 Clarifications for explicit

synchronization mechanism

 Modeling of Services: introduction of

formal descriptions of service

interfaces

 Changes regarding

NvM_CancelJobs API,

NvmSetRamBlockStatus API, Init

callback, handling of redundant

blocks,queue sizes and usage of

MemoryMapping

 Reworked according to the new

SWS_BSWGeneral

2011-12-22

4.0.3

AUTOSAR

Administration

 Added NvM_CancelJobs behaviour

 Added NvM and BswM interaction

 Added NvM_SetBlockLockStatus

API functional description

 Corrected inconsistency between C-

interface and port interface

 Updated Include structure

 Updated configuration parameters

description and range

Specification of NVRAM Manager

AUTOSAR CP Release 4.3.1

4 of 190 Document ID 033: AUTOSAR_SWS_NVRAMManager

- AUTOSAR confidential -

Document Change History

Date

Release

Changed by

Change Description

2010-09-30

3.1.5

AUTOSAR

Administration

 Behavior specified to prevent

possible loss of data during

shutdown

 References to DEM for production

errors, new config container

NvmDemEventParameterRefs

 NvMMaxNoOfWriteRetries renamed

to NvMMaxNumOfWriteRetries

 Note in chapter 7.1.4.5 completed

 Null pointer handling changed

 Chapter “Version check” updated

 New DET error

NVM_E_PARAM_POINTER

 Chapter 10 updated,

NvMMainFunctionCycleTime

moved, NvMSelectBlockForWriteAll

added, some ranges corrected

 Behavior specified when NVRAM

block ID 1 shall be written

 Chapter 12 updated

 Handling of single-block callbacks

during asynchronous multi-block

specified.

 Some minor changes, typos

corrected

2010-02-02

3.1.4

AUTOSAR

Administration

 The following features had impact

on this document:

 Debugging concept

 Error handler concept

 Memory related concepts

 The following major features were

necessary to implement these

concepts:

 Static Block Id Check

 Write Verification

 Read Retry

 buffered read/write-operations

 Legal disclaimer revised

Specification of NVRAM Manager

AUTOSAR CP Release 4.3.1

5 of 190 Document ID 033: AUTOSAR_SWS_NVRAMManager

- AUTOSAR confidential -

Document Change History

Date

Release

Changed by

Change Description

2008-08-13

3.1.1

AUTOSAR

Administration

 Technical Office SWS

Improvements are incorporated.

 Requirement IDs for configuration

parameters (chapter 10) added.

 Management of the RAM block state

specified more precisely.

 The NVRAM Manager doesn't

support non-sequential NVRAM

block IDs any longer.

 Document meta information

extended

 Small layout adaptations made

2007-12-21

3.0.1

AUTOSAR

Administration

 Legal disclaimer revised



2007-01-24

2.1.15

AUTOSAR

Administration

 AUTOSAR service description

added in chapter 11

 Reentrancy of callback functions

specified

 Details regarding memory hardware

abstraction addressing scheme

added

 Legal disclaimer revised

 “Advice for users” revised

 “Revision Information” added

2006-05-16

2.0

AUTOSAR

Administration

 Document structure adapted to

common Release 2.0 SWS

Template.

 Major changes in chapter 10

 Structure of document changed

partly

2005-05-31

1.0

AUTOSAR

Administration

 Initial release

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