CN1320466C - 用于选择性地执行输入/输出指令的处理器及方法 - Google Patents
用于选择性地执行输入/输出指令的处理器及方法 Download PDFInfo
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- CN1320466C CN1320466C CNB028286227A CN02828622A CN1320466C CN 1320466 C CN1320466 C CN 1320466C CN B028286227 A CNB028286227 A CN B028286227A CN 02828622 A CN02828622 A CN 02828622A CN 1320466 C CN1320466 C CN 1320466C
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Images
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
- G06F21/52—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity ; Preventing unwanted data erasure; Buffer overflow
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
- G06F12/1483—Protection against unauthorised use of memory or access to memory by checking the subject access rights using an access-table, e.g. matrix or list
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
- G06F12/1491—Protection against unauthorised use of memory or access to memory by checking the subject access rights in a hierarchical protection system, e.g. privilege levels, memory rings
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/107,784 | 2002-03-27 | ||
US10/107,784 US7493498B1 (en) | 2002-03-27 | 2002-03-27 | Input/output permission bitmaps for compartmentalized security |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1623143A CN1623143A (zh) | 2005-06-01 |
CN1320466C true CN1320466C (zh) | 2007-06-06 |
Family
ID=28673583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028286227A Expired - Lifetime CN1320466C (zh) | 2002-03-27 | 2002-12-17 | 用于选择性地执行输入/输出指令的处理器及方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7493498B1 (zh) |
JP (1) | JP4391832B2 (zh) |
KR (1) | KR101001344B1 (zh) |
CN (1) | CN1320466C (zh) |
AU (1) | AU2002361757A1 (zh) |
DE (1) | DE10297687B4 (zh) |
GB (1) | GB2404058B (zh) |
WO (1) | WO2003083671A1 (zh) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7103914B2 (en) * | 2002-06-17 | 2006-09-05 | Bae Systems Information Technology Llc | Trusted computer system |
CA2551045C (en) * | 2005-06-30 | 2008-04-22 | Hitachi, Ltd. | Input-output control apparatus, input-output control method, process control apparatus and process control method |
US20100132053A1 (en) * | 2005-10-04 | 2010-05-27 | Nec Corporation | Information processing device, information processing method and program |
KR101540798B1 (ko) * | 2008-11-21 | 2015-07-31 | 삼성전자 주식회사 | 가상화 환경에서 보안 정보를 제공하기 위한 장치 및 방법 |
CN102375947A (zh) * | 2010-08-16 | 2012-03-14 | 伊姆西公司 | 用于隔离计算环境的方法和系统 |
CN103632088A (zh) * | 2012-08-28 | 2014-03-12 | 阿里巴巴集团控股有限公司 | 一种木马检测方法及装置 |
US8832465B2 (en) * | 2012-09-25 | 2014-09-09 | Apple Inc. | Security enclave processor for a system on a chip |
US9043632B2 (en) | 2012-09-25 | 2015-05-26 | Apple Inc. | Security enclave processor power control |
US8775757B2 (en) | 2012-09-25 | 2014-07-08 | Apple Inc. | Trust zone support in system on a chip having security enclave processor |
US9047471B2 (en) | 2012-09-25 | 2015-06-02 | Apple Inc. | Security enclave processor boot control |
US8873747B2 (en) | 2012-09-25 | 2014-10-28 | Apple Inc. | Key management using security enclave processor |
JP5920595B2 (ja) * | 2013-07-16 | 2016-05-18 | 横河電機株式会社 | 電子機器、オペレーティングシステム、アクセス管理方法 |
US9547778B1 (en) | 2014-09-26 | 2017-01-17 | Apple Inc. | Secure public key acceleration |
CN106326130B (zh) * | 2015-06-16 | 2019-03-15 | 辰芯科技有限公司 | 寄存器地址空间的控制方法、控制器及片上系统 |
US10261748B2 (en) * | 2015-12-18 | 2019-04-16 | Intel Corporation | Technologies for protecting audio data with trusted I/O |
US20210026950A1 (en) * | 2016-03-07 | 2021-01-28 | Crowdstrike, Inc. | Hypervisor-based redirection of system calls and interrupt-based task offloading |
US10360163B2 (en) * | 2016-10-27 | 2019-07-23 | Google Llc | Exploiting input data sparsity in neural network compute units |
US10175980B2 (en) | 2016-10-27 | 2019-01-08 | Google Llc | Neural network compute tile |
US9959498B1 (en) | 2016-10-27 | 2018-05-01 | Google Llc | Neural network instruction set architecture |
WO2022171299A1 (en) * | 2021-02-12 | 2022-08-18 | Huawei Technologies Co., Ltd. | Low overhead active mitigation of security vulnerabilities by memory tagging |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5146565A (en) * | 1986-07-18 | 1992-09-08 | Intel Corporation | I/O Control system having a plurality of access enabling bits for controlling access to selective ports of an I/O device |
US5596739A (en) * | 1994-02-08 | 1997-01-21 | Meridian Semiconductor, Inc. | Method and apparatus for detecting memory segment violations in a microprocessor-based system |
US5644755A (en) * | 1995-02-24 | 1997-07-01 | Compaq Computer Corporation | Processor with virtual system mode |
JPH10232878A (ja) * | 1997-02-19 | 1998-09-02 | Hitachi Ltd | ドキュメント管理方法および装置 |
JP4522548B2 (ja) * | 2000-03-10 | 2010-08-11 | 富士通フロンテック株式会社 | アクセス監視装置及びアクセス監視方法 |
US6978018B2 (en) * | 2001-09-28 | 2005-12-20 | Intel Corporation | Technique to support co-location and certification of executable content from a pre-boot space into an operating system runtime environment |
-
2002
- 2002-03-27 US US10/107,784 patent/US7493498B1/en active Active
- 2002-12-17 JP JP2003581027A patent/JP4391832B2/ja not_active Expired - Fee Related
- 2002-12-17 DE DE10297687T patent/DE10297687B4/de not_active Expired - Fee Related
- 2002-12-17 KR KR1020047014855A patent/KR101001344B1/ko not_active IP Right Cessation
- 2002-12-17 WO PCT/US2002/040396 patent/WO2003083671A1/en active Application Filing
- 2002-12-17 AU AU2002361757A patent/AU2002361757A1/en not_active Abandoned
- 2002-12-17 CN CNB028286227A patent/CN1320466C/zh not_active Expired - Lifetime
- 2002-12-17 GB GB0423536A patent/GB2404058B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR101001344B1 (ko) | 2010-12-14 |
GB2404058A (en) | 2005-01-19 |
DE10297687T5 (de) | 2005-07-07 |
US7493498B1 (en) | 2009-02-17 |
JP2005521941A (ja) | 2005-07-21 |
AU2002361757A1 (en) | 2003-10-13 |
GB0423536D0 (en) | 2004-11-24 |
WO2003083671A1 (en) | 2003-10-09 |
GB2404058B (en) | 2005-11-02 |
KR20040101332A (ko) | 2004-12-02 |
JP4391832B2 (ja) | 2009-12-24 |
CN1623143A (zh) | 2005-06-01 |
DE10297687B4 (de) | 2008-11-13 |
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Owner name: ADVANCED MICRO DEVICES INC Free format text: FORMER OWNER: ADVANCED MICRO DEVICES INC. Effective date: 20100708 |
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COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: CALIFORNIA, USA TO: GRAND CAYMAN ISLAND RITISH CAYMAN ISLANDS |
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TR01 | Transfer of patent right |
Effective date of registration: 20100708 Address after: Grand Cayman, Cayman Islands Patentee after: GLOBALFOUNDRIES Inc. Address before: California, USA Patentee before: ADVANCED MICRO DEVICES, Inc. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201218 Address after: California, USA Patentee after: Lattice chip (USA) integrated circuit technology Co.,Ltd. Address before: Greater Cayman Islands, British Cayman Islands Patentee before: GLOBALFOUNDRIES Inc. |
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TR01 | Transfer of patent right |
Effective date of registration: 20210415 Address after: No.1, Duhang 1st Road, Hsinchu City, Hsinchu Science Park, Taiwan, China Patentee after: MEDIATEK Inc. Address before: California, USA Patentee before: Lattice chip (USA) integrated circuit technology Co.,Ltd. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20070606 |