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Data abort - PowerPoint PPT Presentation

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????????? ????. ??? ????? ??? 2008 ? 7 ?. Contents. Introduction Computer Architecture ARM Architecture Development Tools GNU Development Tools ARM Instruction Set ARM Assembly Language ARM Assembly Programming GNU ARM ToolChain Interrupts and Monitor.

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877 views • 72 slides
Day 10 Agenda

Day 10 Agenda

Day 10 Agenda. Exceptions System Design Memory Interface Synchronization Input / Output. Exception Handling. 0x1C. 0x18. 0x14. 0x10. 0x0C. 0x08. 0x04. 0x00. When an exception occurs, the ARM: Copies CPSR into SPSR_<mode> Sets appropriate CPSR bits Change to ARM state

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771 views • 69 slides
October, 2003 Saeid Nooshabadi saeid@unsw.au

October, 2003 Saeid Nooshabadi saeid@unsw.au

COMP 3221 Microprocessors and Embedded Systems Lectures 28: Exceptions & Interrupts - II http://www.cse.unsw.edu.au/~cs3221. October, 2003 Saeid Nooshabadi saeid@unsw.edu.au. Overview. Instruction Set Support for Exceptions Role of O/S in Handling Exceptions Prioritized Exceptions

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374 views • 26 slides
May 2006 Saeid Nooshabadi saeid@unsw.au

May 2006 Saeid Nooshabadi saeid@unsw.au

ELEC2041 Microprocessors and Interfacing Lectures 28: Exceptions & Interrupts - II http://webct.edtec.unsw.edu.au/. May 2006 Saeid Nooshabadi saeid@unsw.edu.au. Overview. Instruction Set Support for Exceptions Role of O/S in Handling Exceptions Prioritized Exceptions

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265 views • 26 slides
ECE 353 Introduction to Microprocessor Systems

ECE 353 Introduction to Microprocessor Systems

ECE 353 Introduction to Microprocessor Systems. Michael G. Morrow, P.E. Week 11. Topics. Interrupt Concepts ARM7TDMI Interrupt Handling ADuC7026 Interrupt Implementation Interrupt Sources Interrupt Service Routines (ISRs) Interrupt Driven Systems Software Interrupts and Exceptions

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422 views • 25 slides
The ARM7TDMI Processor

The ARM7TDMI Processor

The ARM7TDMI Processor. Block Diagram Vector Table Exception Priorities and Interrupts JTAG Interface. mclk wait* eclk bigend irq* fiq* isync reset* enin* enout* enouti* abe ale ape dbe tbe busen highz busdis ecapclk dbgrq breakpt dbgack exec* extern1 extern0 dbgen

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271 views • 6 slides
Interrupt Handler

Interrupt Handler

Interrupt Handler. Component must handle the following seven cases: Reset (Highest Priority) Data Abort FIQ IRQ Prefetch Abort Undefined Instruction Software Interrupt (SWI) (Lowest Priority). Implementation. One ROM file handles memory addresses.

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138 views • 3 slides

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