KR20050113638A - 주변기 액세스 보호를 구비한 데이터 액세싱 시스템 및이를 위한 방법 - Google Patents

주변기 액세스 보호를 구비한 데이터 액세싱 시스템 및이를 위한 방법 Download PDF

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Publication number
KR20050113638A
KR20050113638A KR1020057016693A KR20057016693A KR20050113638A KR 20050113638 A KR20050113638 A KR 20050113638A KR 1020057016693 A KR1020057016693 A KR 1020057016693A KR 20057016693 A KR20057016693 A KR 20057016693A KR 20050113638 A KR20050113638 A KR 20050113638A
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KR
South Korea
Prior art keywords
bus
access
privilege
peripheral
master
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
KR1020057016693A
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English (en)
Korean (ko)
Inventor
윌리암 씨. 모어
죠셉 씨. 서첼로
크레이그 디. 샤우
Original Assignee
프리스케일 세미컨덕터, 인크.
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 프리스케일 세미컨덕터, 인크. filed Critical 프리스케일 세미컨덕터, 인크.
Publication of KR20050113638A publication Critical patent/KR20050113638A/ko
Ceased legal-status Critical Current

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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
    • G06F13/10—Program control for peripheral devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/82—Protecting input, output or interconnection devices
    • G06F21/85—Protecting input, output or interconnection devices interconnection devices, e.g. bus-connected or in-line devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2113—Multi-level security, e.g. mandatory access control
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2141—Access rights, e.g. capability lists, access control lists, access tables, access matrices

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
KR1020057016693A 2003-03-07 2004-02-04 주변기 액세스 보호를 구비한 데이터 액세싱 시스템 및이를 위한 방법 Ceased KR20050113638A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/384,024 2003-03-07
US10/384,024 US7434264B2 (en) 2003-03-07 2003-03-07 Data processing system with peripheral access protection and method therefor

Publications (1)

Publication Number Publication Date
KR20050113638A true KR20050113638A (ko) 2005-12-02

Family

ID=32927178

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020057016693A Ceased KR20050113638A (ko) 2003-03-07 2004-02-04 주변기 액세스 보호를 구비한 데이터 액세싱 시스템 및이를 위한 방법

Country Status (7)

Country Link
US (1) US7434264B2 (enExample)
EP (1) EP1604482A4 (enExample)
JP (1) JP2006523347A (enExample)
KR (1) KR20050113638A (enExample)
CN (1) CN1759557A (enExample)
TW (1) TW200417869A (enExample)
WO (1) WO2004081707A2 (enExample)

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KR100738603B1 (ko) * 2003-07-03 2007-07-11 제너럴 모터즈 코오포레이션 특권 및 비특권 문서 전자 관리 시스템, 방법 및 기록 매체

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US8464069B2 (en) * 2007-02-05 2013-06-11 Freescale Semiconductors, Inc. Secure data access methods and apparatus
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JP4514066B2 (ja) * 2008-04-28 2010-07-28 ルネサスエレクトロニクス株式会社 データ処理装置及びデータ処理装置におけるアクセス制御方法
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US9836318B2 (en) * 2014-02-21 2017-12-05 Infineon Technologies Ag Safety hypervisor function
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US9268970B2 (en) 2014-03-20 2016-02-23 Analog Devices, Inc. System and method for security-aware master
US10534739B2 (en) 2014-10-31 2020-01-14 Hewlett Packard Enterprise Development Lp Indicating a privilege level
US10095891B2 (en) * 2015-06-08 2018-10-09 Nuvoton Technology Corporation Secure access to peripheral devices over a bus
US20190196967A1 (en) * 2017-12-27 2019-06-27 Samsung Electronics Co., Ltd. Device including access controller, system on chip and system including the same
GB201807589D0 (en) * 2018-05-10 2018-06-27 Nordic Semiconductor Asa Memory access
CN114902223A (zh) * 2020-01-14 2022-08-12 华为技术有限公司 安全隔离方法、装置以及计算机系统
US11354172B2 (en) 2020-09-01 2022-06-07 Nxp Usa, Inc. Centralized access control circuit for controlling access to peripherals
JP7589584B2 (ja) * 2021-02-25 2024-11-26 セイコーエプソン株式会社 回路装置及び電子機器
WO2023129462A1 (en) * 2022-01-03 2023-07-06 Microchip Technology Incorporated Electronic device including access control identifiers for controlling access to peripherals
DE112023000522T5 (de) * 2022-01-06 2024-12-12 Microchip Technology Incorporated Peripheriezugriffssteuerung unter verwendung von zugriffseinstellungen für peripherien angebenden bitmasken
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100738603B1 (ko) * 2003-07-03 2007-07-11 제너럴 모터즈 코오포레이션 특권 및 비특권 문서 전자 관리 시스템, 방법 및 기록 매체

Also Published As

Publication number Publication date
US20040177266A1 (en) 2004-09-09
WO2004081707A2 (en) 2004-09-23
US7434264B2 (en) 2008-10-07
JP2006523347A (ja) 2006-10-12
EP1604482A4 (en) 2008-01-30
TW200417869A (en) 2004-09-16
EP1604482A2 (en) 2005-12-14
WO2004081707A3 (en) 2005-02-24
CN1759557A (zh) 2006-04-12

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