《uCOS_and_ARM_Cortex-M3》.pdf

Micriµm © Copyright 2006, Micriµm All Rights reserved µC/OS-II and ARM Cortex-M3 Processors Application Note AN-1018 HTUwww.MUTH µC/OS-II for the ARM Cortex-M3 Processors Table of Contents 1.00 Introduction 4 2.00 The ARM Cortex-M3 programmer’s model 6 3.00 µC/OS-II Port for the ARM Cortex-M3 processors 9 3.01 Directories and Files 10 3.02 OS_CPU.H 11 3.02.01 OS_CPU.H, macros for ‘externals’ 11 3.02.02 OS_CPU.H, Data Types 11 3.02.03 OS_CPU.H, Critical Sections 12 3.02.04 OS_CPU.H, Stack growth 12 3.02.05 OS_CPU.H, Task Level Context Switch 13 3.02.06 OS_CPU.H, Function Prototypes 13 3.03 OS_CPU_C.C 14 3.03.01 OS_CPU_C.C, OSInitHookBegin() 14 3.03.02 OS_CPU_C.C, OSTaskCreateHook() 15 3.03.03 OS_CPU_C.C, OSTaskStkInit() 16 3.03.04 OS_CPU_C.C, OSTaskSwHook() 18 3.03.05 OS_CPU_C.C, OSTimeTickHook() 18 3.03.06 OS_CPU_C.C, OS_CPU_SysTickInit() 19 3.04 OS_CPU_A.ASM 20 3.04.01 OS_CPU_A.ASM, OS_CPU_SR_Save() 20 3.04.02 OS_CPU_A.ASM, OS_CPU_SR_Restore() 20 3.04.03 OS_CPU_A.ASM, OSStartHighRdy() 21 3.04.04 OS_CPU_A.ASM, OSCtxSw() 22 3.04.05 OS_CPU_A.ASM, OSIntCtxSw() 23 3.04.06 OS_CPU_A.ASM, OS_CPU_PendSVHandler() 23 3.05 OS_DBG.C 27 4.00 Exception Vector Table 28 4.01 Exception / Interrupt Handling Sequence 29 4.02 Interrupt Controllers 29 4.03 Interrupt Service Routines 29 5.00 Application C