GB2337834B - Microprocessor debugging - Google Patents

Microprocessor debugging

Info

Publication number
GB2337834B
GB2337834B GB9804910A GB9804910A GB2337834B GB 2337834 B GB2337834 B GB 2337834B GB 9804910 A GB9804910 A GB 9804910A GB 9804910 A GB9804910 A GB 9804910A GB 2337834 B GB2337834 B GB 2337834B
Authority
GB
United Kingdom
Prior art keywords
debugging
microprocessor
microprocessor debugging
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.)
Expired - Fee Related
Application number
GB9804910A
Other versions
GB2337834A (en
GB9804910D0 (en
Inventor
Simon Kershaw
Graham Kirsch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LSI Corp
Original Assignee
LSI Logic Corp
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 LSI Logic Corp filed Critical LSI Logic Corp
Priority to GB9804910A priority Critical patent/GB2337834B/en
Publication of GB9804910D0 publication Critical patent/GB9804910D0/en
Priority to GB9812512A priority patent/GB2338320B/en
Priority to US09/262,817 priority patent/US6473727B1/en
Priority to US09/262,816 priority patent/US6385742B1/en
Publication of GB2337834A publication Critical patent/GB2337834A/en
Application granted granted Critical
Publication of GB2337834B publication Critical patent/GB2337834B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2273—Test methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/317—Testing of digital circuits
    • G01R31/31705—Debugging aspects, e.g. using test circuits for debugging, using dedicated debugging test circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/317—Testing of digital circuits
    • G01R31/3181—Functional testing
    • G01R31/3185—Reconfiguring for testing, e.g. LSSD, partitioning
    • G01R31/318533—Reconfiguring for testing, e.g. LSSD, partitioning using scanning techniques, e.g. LSSD, Boundary Scan, JTAG
    • G01R31/318555—Control logic
GB9804910A 1998-03-06 1998-03-06 Microprocessor debugging Expired - Fee Related GB2337834B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB9804910A GB2337834B (en) 1998-03-06 1998-03-06 Microprocessor debugging
GB9812512A GB2338320B (en) 1998-03-06 1998-06-10 Improvements in processor development systems
US09/262,817 US6473727B1 (en) 1998-03-06 1999-03-05 Processor development systems
US09/262,816 US6385742B1 (en) 1998-03-06 1999-03-05 Microprocessor debugging mechanism employing scan interface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9804910A GB2337834B (en) 1998-03-06 1998-03-06 Microprocessor debugging

Publications (3)

Publication Number Publication Date
GB9804910D0 GB9804910D0 (en) 1998-04-29
GB2337834A GB2337834A (en) 1999-12-01
GB2337834B true GB2337834B (en) 2003-02-12

Family

ID=10828187

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9804910A Expired - Fee Related GB2337834B (en) 1998-03-06 1998-03-06 Microprocessor debugging
GB9812512A Expired - Fee Related GB2338320B (en) 1998-03-06 1998-06-10 Improvements in processor development systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9812512A Expired - Fee Related GB2338320B (en) 1998-03-06 1998-06-10 Improvements in processor development systems

Country Status (1)

Country Link
GB (2) GB2337834B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6321329B1 (en) 1999-05-19 2001-11-20 Arm Limited Executing debug instructions
US6343358B1 (en) 1999-05-19 2002-01-29 Arm Limited Executing multiple debug instructions
US7055117B2 (en) 2003-12-29 2006-05-30 Agere Systems, Inc. System and method for debugging system-on-chips using single or n-cycle stepping
US10388393B2 (en) * 2016-03-22 2019-08-20 Micron Technology, Inc. Apparatus and methods for debugging on a host and memory device
US11074988B2 (en) 2016-03-22 2021-07-27 Micron Technology, Inc. Apparatus and methods for debugging on a host and memory device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0849672A2 (en) * 1996-12-20 1998-06-24 Texas Instruments Incorporated Non-intrusive software breakpoints in a processor instructions execution pipeline
EP0854422A2 (en) * 1996-12-20 1998-07-22 Texas Instruments Incorporated A processor test port with scan chains and data streaming

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0849672A2 (en) * 1996-12-20 1998-06-24 Texas Instruments Incorporated Non-intrusive software breakpoints in a processor instructions execution pipeline
EP0854422A2 (en) * 1996-12-20 1998-07-22 Texas Instruments Incorporated A processor test port with scan chains and data streaming

Also Published As

Publication number Publication date
GB2337834A (en) 1999-12-01
GB2338320B (en) 2002-10-23
GB2338320A (en) 1999-12-15
GB9812512D0 (en) 1998-08-05
GB9804910D0 (en) 1998-04-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20150306