Chapter2 Basic Components

Table of Contents

• How to port basic components

Basic components consist of type,macros,system/CPU information,memory operation and digit conversion.

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Type defination refers to basic types

Macros refers to basic macros

System related refers to system releted

CPU related refers to CPU information

Memory operation related refers to memory operation

Digit conversion refers to conversion releted

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How to port basic components

System/CPU information need some macros defined in file RainbowBSConf.h.

RBS_CFG_SYS_INFO indicates a string which RBS_GetSysInfo() returns.

RBS_CFG_TICK_RATE indicates the timer tick per second.

RBS_CFG_CPU_WORD_SIZE indicates size which RBS_GetCPUBits() returns.

RBS_CFG_CPU_BYTE_ORDER_L is defined to 0 or 1 which RBS_IsCPULittleEndian() uses.

RBS_CFG_CPU_STACK_DOWN is defined to 0 or 1 which RBS_IsStackGrowDown() uses.