TWI345165B - Method and system for direct access to a non-memory mapped device memory - Google Patents

Method and system for direct access to a non-memory mapped device memory Download PDF

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Publication number
TWI345165B
TWI345165B TW093131240A TW93131240A TWI345165B TW I345165 B TWI345165 B TW I345165B TW 093131240 A TW093131240 A TW 093131240A TW 93131240 A TW93131240 A TW 93131240A TW I345165 B TWI345165 B TW I345165B
Authority
TW
Taiwan
Prior art keywords
memory
information
bus
address
memory mapping
Prior art date
Application number
TW093131240A
Other languages
English (en)
Chinese (zh)
Other versions
TW200523789A (en
Inventor
Mieu V Vu
Ricardo Martinez Perez
Oskar Pelc
Original Assignee
Freescale Semiconductor Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Publication of TW200523789A publication Critical patent/TW200523789A/zh
Application granted granted Critical
Publication of TWI345165B publication Critical patent/TWI345165B/zh

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4027—Coupling between buses using bus bridges
    • G06F13/404—Coupling between buses using bus bridges with address mapping
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Digital Computer Display Output (AREA)
  • Executing Machine-Instructions (AREA)
  • Mobile Radio Communication Systems (AREA)
TW093131240A 2003-10-14 2004-10-14 Method and system for direct access to a non-memory mapped device memory TWI345165B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/685,561 US7293153B2 (en) 2003-10-14 2003-10-14 Method and system for direct access to a non-memory mapped device memory

Publications (2)

Publication Number Publication Date
TW200523789A TW200523789A (en) 2005-07-16
TWI345165B true TWI345165B (en) 2011-07-11

Family

ID=34423183

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093131240A TWI345165B (en) 2003-10-14 2004-10-14 Method and system for direct access to a non-memory mapped device memory

Country Status (7)

Country Link
US (1) US7293153B2 (enExample)
EP (1) EP1676190A4 (enExample)
JP (1) JP2007528050A (enExample)
KR (1) KR20060130033A (enExample)
CN (1) CN101223511A (enExample)
TW (1) TWI345165B (enExample)
WO (1) WO2005038585A2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7870323B2 (en) * 2007-12-26 2011-01-11 Marvell World Trade Ltd. Bridge circuit for interfacing processor to main memory and peripherals
TWI412932B (zh) * 2008-03-28 2013-10-21 Hon Hai Prec Ind Co Ltd 主設備對從設備之自動定址系統
US8977895B2 (en) * 2012-07-18 2015-03-10 International Business Machines Corporation Multi-core diagnostics and repair using firmware and spare cores
CN103678244B (zh) * 2012-09-12 2017-09-05 周松 一种不使用应用处理器的智能设备
US9377968B2 (en) * 2013-11-13 2016-06-28 Sandisk Technologies Llc Method and system for using templates to communicate with non-volatile memory
US10495338B2 (en) * 2015-05-20 2019-12-03 Mitsubishi Electric Corporation Remote controller setting device
US11550681B2 (en) 2020-11-02 2023-01-10 Nxp Usa, Inc. System and method for error injection in system-on-chip
CN116386562A (zh) * 2023-04-12 2023-07-04 上海蓬渤机电设备有限公司 Lcd图形微处理控制器及其工作流程

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0484253A (ja) * 1990-07-26 1992-03-17 Mitsubishi Electric Corp バス幅制御回路
US5546553A (en) * 1990-09-24 1996-08-13 Texas Instruments Incorporated Multifunctional access devices, systems and methods
US5649142A (en) * 1991-10-24 1997-07-15 Intel Corporation Method and apparatus for translating addresses using mask and replacement value registers and for accessing a service routine in response to a page fault
JPH05307512A (ja) * 1992-05-01 1993-11-19 Sharp Corp 通信端末装置
US5594721A (en) * 1994-12-28 1997-01-14 Lucent Technologies Inc. Method and system for implementing an application protocol in a communication network
US6088624A (en) * 1996-12-09 2000-07-11 Rockwell Technologies, Llc Industrial controller with flexible data structures
JP3168255B2 (ja) * 1997-02-06 2001-05-21 ファナック株式会社 機械やロボットを駆動制御するプロセッサを備えた制御装置の運転方法
JPH11212903A (ja) * 1997-11-06 1999-08-06 Hitachi Ltd データ処理システム、周辺装置及びマイクロコンピュータ
JP2000235542A (ja) * 1999-02-16 2000-08-29 Sony Corp データ処理装置及び記録媒体
JP2002099498A (ja) * 2000-09-25 2002-04-05 Mitsubishi Electric Corp プログラム実行装置およびプログラム開発支援装置
US7493368B2 (en) 2000-12-01 2009-02-17 Sony Corporation System and method for effectively providing user information from a user device

Also Published As

Publication number Publication date
JP2007528050A (ja) 2007-10-04
KR20060130033A (ko) 2006-12-18
WO2005038585A3 (en) 2007-01-25
CN101223511A (zh) 2008-07-16
US7293153B2 (en) 2007-11-06
US20050080949A1 (en) 2005-04-14
WO2005038585A2 (en) 2005-04-28
TW200523789A (en) 2005-07-16
EP1676190A2 (en) 2006-07-05
EP1676190A4 (en) 2007-08-22

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