产品概述

产品概述

三星公司2440A,2440A的突出特点是其处理器核心,是一个ARM公司设计的16、32位的RISI处理器,ARM920T实现了MMU,AMBA总线和哈佛结构的高速缓冲体系结构,这一结构具有独立的16KB指令高速缓冲和16K的数据高速缓冲,每个都是由具有8字节长度的行组成

本手册介绍S3C2440A片上的功能

【1】1.2V内核供电,1.8V2.5V3.3V存储器供电,3.3V外部I/O供电,具有16KB的指令缓冲和16K的数据缓冲

【2】外部存储控制器(SDRAM控制和片选逻辑)

【3】LCD控制器(最大支持4K色STN和256色TFT)提供1通道LCD专用DMA

【4】4通道DMA并有外部请求引脚

【5】3通道UART(IRDA1.0,64字节发送FIFO和64字节接收FIFO)

【6】2通道的SPI

【7】1通道IIC

【8】AC'97编解码器接口

【9】兼容SD主接口协议1.0版和MMC卡协议2.11兼容版

【10】2通道USB主机、1通道USB设备

【11】4通道PWM定时器和1通道内部定时器看门狗

【12】8通道10位ADC和触摸屏街口

【13】具有日历功能的RTC

【14】摄像头接口

【15】130个通用I/O和24通道的外部中断源

【16】具有普通,慢速空闲,掉电模式

【17】具有PLL片上时钟发生器

 特性

体系特性:

    手持设备完整系统和普通嵌入式都可以应用

    16位和32位RISC体系架构和ARM920T CPU核心

    增强型ARM架构MMU以支持WINCE,EPOC32 和linux

    指令高速缓冲,数据高速缓冲,写缓冲和物理地址TAG RAM以减少执行主储存器带宽和延迟性问题

    ARM920ICPU支持ARM调试架构

    内部先进微型控制器AMBA,AMBA20,AHB,APB

系统管理

    支持大小端

    地址空间,每bank 128M字节(共1G)

    支持可编程的每Bank 8/16/32位地址编程

    8个存储器bank  

    六个存储器Bank位ROM,SRAM和其他

    两个存储器Bank位ROM、SRAM,SDRAM

    所有存储器具备完整可编程访问周期

    支持外部等待信息来扩展总线周期

    支持SDRAM掉电只刷新模式

    支持从各种ROM启动

 NAND FLASH 启动引导

    支持NAND flash启动

    4KB的启动内部缓冲区

    支持启动NAND flash作为存储器

    支持先进的NAND flash

高速缓冲器

    64路指令缓冲和数据缓冲的组合向量的高速缓冲

    每行8字节长度,其中含有一个有效位和两个dirty位

    伪随机或者循环robin置换算法

    执行直写或会写高速缓存新主存储器

    写缓冲去可以保存16个值得数据和四个地址

时钟和电源管理

    偏上的MPLL和UPLL

    UPLL产生时钟运作USB主机设备

    MPLL产生时钟运作1.3V下最高400MHZ的MCU

    用软件可以有选择的提供时钟给各个功能模块

    电源模式有:普通,慢速,空闲,睡眠模式

    普通模式:正常运行模式

    慢速模式:无PLL的低频率时钟

    空闲时钟:只是停止CPU的时钟

    睡眠模式:关闭包括所有外设的核心电源

    EINT【15:0】或TRC时钟中断触发从睡眠中唤醒

中断控制器:

    60个中断源:1个看门狗,5个定时器,9个uart,24个外部中断,4个DMA,2个RTC,2个ADC,1个IIC,2个SPI,1个SDI,2个USB,1个LCD,1个电池故障,1个NAND,2个摄像头,1个AC、97

    外部中断源点评边缘模式都可以出发中断

    支持快速中断请求,和非常紧急的中断请求

脉宽调制:

    4通道16位具有可编程的PWM功能的定时器,1通道16位基于DMA或者基于中断运行的内部定时器

    可编程的占空比,频率和极性

    能够产生死区

    支持外部中断源

RCT实时时钟  

    完整时钟特性,毫秒,秒,分时星期日月和年

    工作在32.768KHZ时钟频率

    闹钟中断

    时钟节拍中断

通用输入输出

    24个外部中断

    130个复用输出输入端口

DMA控制器

    4通道DMA控制器

    支持存储器到存储器,I/O到存储器,存储器到I/O口的传输

    采用触发传输方式来提高传输效率

UART

    3通道基于DMA或基于中断运行的UART

    支持5位,6位,73位,或者8位创新数据发送和接收

    可编程的波特率

    支持IRDA1。0

    测试用回环模式

    每个通道都包含内部64位发送FIFO和64位接收FIFO

A/D转换器和触屏接口

    8通道多路复用ADC

    最高500KSPS和10位分辨率

IIC总线接口

    1通道多主机IIC总线

    串行,8位,科标准模式100Kbit/s下快速模式下进行双向数据传输

LCD控制器STN LCD显示特性

    支持3种类型STN LCD面板,4位算扫描,4位当扫描和8位当扫描显示类型

    支持单色模式,4阶灰度,16阶灰度256色和4096色的STN LCD

    支持多种屏幕尺寸

TFT彩色显示特性:支持TFT的1,2,4,或8bpp像素显示

    支持彩色TFT的16,24bpp飞调色正才显示

    支持24bpp模式下最大16M色的TFT显示

    内嵌LPC3600思绪控制器,支持多种屏幕尺寸

IIS总线接口

    1通道IIS总线,运行基于DMA总线控制器

    串行,8、16位通道数据传输

    支持IIS格式和MSB-justified数据格式

AC‘97音频编解码器

    支持16位采样

    1通道立体声PCM输入,1通道立体声PCM输出和1通道MIC

USB主机

    两个USB主机端口

    遵从OHCI REV.1.0版本

    兼容USB规格1.1版本

SD主机接口

    正常,中断和DMA数据传输模式

    支持DMA burst4访问

    兼容SD记忆卡协议

    兼容DSIO卡协议

    发送和接受具备64字节FIFO

    兼容MMC卡协议2.11版本

SPI接口

    兼容2通道SPI接口协议

    发送接受接受具备2个八位移位寄存器

    基于DMA或基于中断运行

    

摄像头接口

    支持ITU,R BT601、656 8位模式

    发送接受具备两个8位移位寄存器

    基于DMA或基于中断运行

    DZI(数字放大能力)

    可编程视频同步信号

    最大支持4096*4096像素输入

    格式化摄像头输出

工作频率

    FCLKI最高位400MZH

    HCLK最高位136MHZ

    PCLK最高位68MHZ

    

寄存器

2440的寄存器有很多,为此人们把它编写成了一个库

//=============================================================================
// File Name : 2440addr.h
// Function  : S3C2440 Define Address Register
// History
//   0.0 : Programming start (February 15,2002) -> SOP
// Revision    : 03.11.2003 ver 0.0    Attatched for 2440
//=============================================================================

#ifndef __2440ADDR_H__
#define __2440ADDR_H__

#ifdef __cplusplus
extern "C" {
#endif

#include "option.h"


// Memory control 
#define rBWSCON    (*(volatile unsigned *)0x48000000)    //Bus width & wait status
#define rBANKCON0  (*(volatile unsigned *)0x48000004)    //Boot ROM control
#define rBANKCON1  (*(volatile unsigned *)0x48000008)    //BANK1 control
#define rBANKCON2  (*(volatile unsigned *)0x4800000c)    //BANK2 cControl
#define rBANKCON3  (*(volatile unsigned *)0x48000010)    //BANK3 control
#define rBANKCON4  (*(volatile unsigned *)0x48000014)    //BANK4 control
#define rBANKCON5  (*(volatile unsigned *)0x48000018)    //BANK5 control
#define rBANKCON6  (*(volatile unsigned *)0x4800001c)    //BANK6 control
#define rBANKCON7  (*(volatile unsigned *)0x48000020)    //BANK7 control
#define rREFRESH   (*(volatile unsigned *)0x48000024)    //DRAM/SDRAM refresh
#define rBANKSIZE  (*(volatile unsigned *)0x48000028)    //Flexible Bank Size
#define rMRSRB6    (*(volatile unsigned *)0x4800002c)    //Mode register set for SDRAM
#define rMRSRB7    (*(volatile unsigned *)0x48000030)    //Mode register set for SDRAM


// USB Host


// INTERRUPT
#define rSRCPND     (*(volatile unsigned *)0x4a000000)    //Interrupt request status
#define rINTMOD     (*(volatile unsigned *)0x4a000004)    //Interrupt mode control
#define rINTMSK     (*(volatile unsigned *)0x4a000008)    //Interrupt mask control
#define rPRIORITY   (*(volatile unsigned *)0x4a00000c)    //IRQ priority control
#define rINTPND     (*(volatile unsigned *)0x4a000010)    //Interrupt request status
#define rINTOFFSET  (*(volatile unsigned *)0x4a000014)    //Interruot request source offset
#define rSUBSRCPND  (*(volatile unsigned *)0x4a000018)    //Sub source pending
#define rINTSUBMSK  (*(volatile unsigned *)0x4a00001c)    //Interrupt sub mask


// DMA
#define rDISRC0     (*(volatile unsigned *)0x4b000000)    //DMA 0 Initial source
#define rDISRCC0    (*(volatile unsigned *)0x4b000004)    //DMA 0 Initial source control
#define rDIDST0     (*(volatile unsigned *)0x4b000008)    //DMA 0 Initial Destination
#define rDIDSTC0    (*(volatile unsigned *)0x4b00000c)    //DMA 0 Initial Destination control
#define rDCON0      (*(volatile unsigned *)0x4b000010)    //DMA 0 Control
#define rDSTAT0     (*(volatile unsigned *)0x4b000014)    //DMA 0 Status
#define rDCSRC0     (*(volatile unsigned *)0x4b000018)    //DMA 0 Current source
#define rDCDST0     (*(volatile unsigned *)0x4b00001c)    //DMA 0 Current destination
#define rDMASKTRIG0 (*(volatile unsigned *)0x4b000020)    //DMA 0 Mask trigger

#define rDISRC1     (*(volatile unsigned *)0x4b000040)    //DMA 1 Initial source
#define rDISRCC1    (*(volatile unsigned *)0x4b000044)    //DMA 1 Initial source control
#define rDIDST1     (*(volatile unsigned *)0x4b000048)    //DMA 1 Initial Destination
#define rDIDSTC1    (*(volatile unsigned *)0x4b00004c)    //DMA 1 Initial Destination control
#define rDCON1      (*(volatile unsigned *)0x4b000050)    //DMA 1 Control
#define rDSTAT1     (*(volatile unsigned *)0x4b000054)    //DMA 1 Status
#define rDCSRC1     (*(volatile unsigned *)0x4b000058)    //DMA 1 Current source
#define rDCDST1     (*(volatile unsigned *)0x4b00005c)    //DMA 1 Current destination
#define rDMASKTRIG1 (*(volatile unsigned *)0x4b000060)    //DMA 1 Mask trigger

#define rDISRC2     (*(volatile unsigned *)0x4b000080)    //DMA 2 Initial source
#define rDISRCC2    (*(volatile unsigned *)0x4b000084)    //DMA 2 Initial source control
#define rDIDST2     (*(volatile unsigned *)0x4b000088)    //DMA 2 Initial Destination
#define rDIDSTC2    (*(volatile unsigned *)0x4b00008c)    //DMA 2 Initial Destination control
#define rDCON2      (*(volatile unsigned *)0x4b000090)    //DMA 2 Control
#define rDSTAT2     (*(volatile unsigned *)0x4b000094)    //DMA 2 Status
#define rDCSRC2     (*(volatile unsigned *)0x4b000098)    //DMA 2 Current source
#define rDCDST2     (*(volatile unsigned *)0x4b00009c)    //DMA 2 Current destination
#define rDMASKTRIG2 (*(volatile unsigned *)0x4b0000a0)    //DMA 2 Mask trigger

#define rDISRC3     (*(volatile unsigned *)0x4b0000c0)    //DMA 3 Initial source
#define rDISRCC3    (*(volatile unsigned *)0x4b0000c4)    //DMA 3 Initial source control
#define rDIDST3     (*(volatile unsigned *)0x4b0000c8)    //DMA 3 Initial Destination
#define rDIDSTC3    (*(volatile unsigned *)0x4b0000cc)    //DMA 3 Initial Destination control
#define rDCON3      (*(volatile unsigned *)0x4b0000d0)    //DMA 3 Control
#define rDSTAT3     (*(volatile unsigned *)0x4b0000d4)    //DMA 3 Status
#define rDCSRC3     (*(volatile unsigned *)0x4b0000d8)    //DMA 3 Current source
#define rDCDST3     (*(volatile unsigned *)0x4b0000dc)    //DMA 3 Current destination
#define rDMASKTRIG3 (*(volatile unsigned *)0x4b0000e0)    //DMA 3 Mask trigger


// CLOCK & POWER MANAGEMENT
#define rLOCKTIME   (*(volatile unsigned *)0x4c000000)    //PLL lock time counter
#define rMPLLCON    (*(volatile unsigned *)0x4c000004)    //MPLL Control
#define rUPLLCON    (*(volatile unsigned *)0x4c000008)    //UPLL Control
#define rCLKCON     (*(volatile unsigned *)0x4c00000c)    //Clock generator control
#define rCLKSLOW    (*(volatile unsigned *)0x4c000010)    //Slow clock control
#define rCLKDIVN    (*(volatile unsigned *)0x4c000014)    //Clock divider control
#define rCAMDIVN    (*(volatile unsigned *)0x4c000018)    //USB, CAM Clock divider control


// LCD CONTROLLER
#define rLCDCON1    (*(volatile unsigned *)0x4d000000)    //LCD control 1
#define rLCDCON2    (*(volatile unsigned *)0x4d000004)    //LCD control 2
#define rLCDCON3    (*(volatile unsigned *)0x4d000008)    //LCD control 3
#define rLCDCON4    (*(volatile unsigned *)0x4d00000c)    //LCD control 4
#define rLCDCON5    (*(volatile unsigned *)0x4d000010)    //LCD control 5
#define rLCDSADDR1  (*(volatile unsigned *)0x4d000014)    //STN/TFT Frame buffer start address 1
#define rLCDSADDR2  (*(volatile unsigned *)0x4d000018)    //STN/TFT Frame buffer start address 2
#define rLCDSADDR3  (*(volatile unsigned *)0x4d00001c)    //STN/TFT Virtual screen address set
#define rREDLUT     (*(volatile unsigned *)0x4d000020)    //STN Red lookup table
#define rGREENLUT   (*(volatile unsigned *)0x4d000024)    //STN Green lookup table 
#define rBLUELUT    (*(volatile unsigned *)0x4d000028)    //STN Blue lookup table
#define rDITHMODE   (*(volatile unsigned *)0x4d00004c)    //STN Dithering mode
#define rTPAL       (*(volatile unsigned *)0x4d000050)    //TFT Temporary palette
#define rLCDINTPND  (*(volatile unsigned *)0x4d000054)    //LCD Interrupt pending
#define rLCDSRCPND  (*(volatile unsigned *)0x4d000058)    //LCD Interrupt source
#define rLCDINTMSK  (*(volatile unsigned *)0x4d00005c)    //LCD Interrupt mask
#define rTCONSEL     (*(volatile unsigned *)0x4d000060)    //LPC3600 Control --- edited by junon
#define PALETTE     0x4d000400                        //Palette start address


//Nand Flash
#define rNFCONF        (*(volatile unsigned *)0x4E000000)        //NAND Flash configuration
#define rNFCONT        (*(volatile unsigned *)0x4E000004)      //NAND Flash control
#define rNFCMD        (*(volatile unsigned *)0x4E000008)      //NAND Flash command
#define rNFADDR        (*(volatile unsigned *)0x4E00000C)      //NAND Flash address
#define rNFDATA        (*(volatile unsigned *)0x4E000010)      //NAND Flash data
#define rNFDATA8    (*(volatile unsigned char *)0x4E000010)     //NAND Flash data
#define NFDATA        (0x4E000010)      //NAND Flash data address
#define rNFMECCD0    (*(volatile unsigned *)0x4E000014)      //NAND Flash ECC for Main Area
#define rNFMECCD1    (*(volatile unsigned *)0x4E000018)
#define rNFSECCD    (*(volatile unsigned *)0x4E00001C)        //NAND Flash ECC for Spare Area
#define rNFSTAT        (*(volatile unsigned *)0x4E000020)        //NAND Flash operation status
#define rNFESTAT0    (*(volatile unsigned *)0x4E000024)
#define rNFESTAT1    (*(volatile unsigned *)0x4E000028)
#define rNFMECC0    (*(volatile unsigned *)0x4E00002C)
#define rNFMECC1    (*(volatile unsigned *)0x4E000030)
#define rNFSECC        (*(volatile unsigned *)0x4E000034)
#define rNFSBLK        (*(volatile unsigned *)0x4E000038)        //NAND Flash Start block address
#define rNFEBLK        (*(volatile unsigned *)0x4E00003C)        //NAND Flash End block address


//Camera Interface.  Edited for 2440A                              
#define rCISRCFMT           (*(volatile unsigned *)0x4F000000)        
#define rCIWDOFST           (*(volatile unsigned *)0x4F000004)        
#define rCIGCTRL            (*(volatile unsigned *)0x4F000008)        
#define rCICOYSA1           (*(volatile unsigned *)0x4F000018)
#define rCICOYSA2           (*(volatile unsigned *)0x4F00001C)
#define rCICOYSA3           (*(volatile unsigned *)0x4F000020)        
#define rCICOYSA4           (*(volatile unsigned *)0x4F000024)        
#define rCICOCBSA1          (*(volatile unsigned *)0x4F000028)        
#define rCICOCBSA2          (*(volatile unsigned *)0x4F00002C)        
#define rCICOCBSA3          (*(volatile unsigned *)0x4F000030)        
#define rCICOCBSA4          (*(volatile unsigned *)0x4F000034)
#define rCICOCRSA1          (*(volatile unsigned *)0x4F000038)
#define rCICOCRSA2          (*(volatile unsigned *)0x4F00003C)
#define rCICOCRSA3          (*(volatile unsigned *)0x4F000040)
#define rCICOCRSA4          (*(volatile unsigned *)0x4F000044)
#define rCICOTRGFMT         (*(volatile unsigned *)0x4F000048)
#define rCICOCTRL           (*(volatile unsigned *)0x4F00004C)        
#define rCICOSCPRERATIO     (*(volatile unsigned *)0x4F000050)        
#define rCICOSCPREDST       (*(volatile unsigned *)0x4F000054)
#define rCICOSCCTRL         (*(volatile unsigned *)0x4F000058)
#define rCICOTAREA          (*(volatile unsigned *)0x4F00005C)
#define rCICOSTATUS         (*(volatile unsigned *)0x4F000064)
#define rCIPRCLRSA1         (*(volatile unsigned *)0x4F00006C)
#define rCIPRCLRSA2         (*(volatile unsigned *)0x4F000070)
#define rCIPRCLRSA3         (*(volatile unsigned *)0x4F000074)        
#define rCIPRCLRSA4         (*(volatile unsigned *)0x4F000078)        
#define rCIPRTRGFMT         (*(volatile unsigned *)0x4F00007C)        
#define rCIPRCTRL           (*(volatile unsigned *)0x4F000080)        
#define rCIPRSCPRERATIO     (*(volatile unsigned *)0x4F000084)        
#define rCIPRSCPREDST       (*(volatile unsigned *)0x4F000088)        
#define rCIPRSCCTRL         (*(volatile unsigned *)0x4F00008C)        
#define rCIPRTAREA          (*(volatile unsigned *)0x4F000090)
#define rCIPRSTATUS         (*(volatile unsigned *)0x4F000098)
#define rCIIMGCPT           (*(volatile unsigned *)0x4F0000A0)


// UART
#define rULCON0     (*(volatile unsigned *)0x50000000)    //UART 0 Line control
#define rUCON0      (*(volatile unsigned *)0x50000004)    //UART 0 Control
#define rUFCON0     (*(volatile unsigned *)0x50000008)    //UART 0 FIFO control
#define rUMCON0     (*(volatile unsigned *)0x5000000c)    //UART 0 Modem control
#define rUTRSTAT0   (*(volatile unsigned *)0x50000010)    //UART 0 Tx/Rx status
#define rUERSTAT0   (*(volatile unsigned *)0x50000014)    //UART 0 Rx error status
#define rUFSTAT0    (*(volatile unsigned *)0x50000018)    //UART 0 FIFO status
#define rUMSTAT0    (*(volatile unsigned *)0x5000001c)    //UART 0 Modem status
#define rUBRDIV0    (*(volatile unsigned *)0x50000028)    //UART 0 Baud rate divisor

#define rULCON1     (*(volatile unsigned *)0x50004000)    //UART 1 Line control
#define rUCON1      (*(volatile unsigned *)0x50004004)    //UART 1 Control
#define rUFCON1     (*(volatile unsigned *)0x50004008)    //UART 1 FIFO control
#define rUMCON1     (*(volatile unsigned *)0x5000400c)    //UART 1 Modem control
#define rUTRSTAT1   (*(volatile unsigned *)0x50004010)    //UART 1 Tx/Rx status
#define rUERSTAT1   (*(volatile unsigned *)0x50004014)    //UART 1 Rx error status
#define rUFSTAT1    (*(volatile unsigned *)0x50004018)    //UART 1 FIFO status
#define rUMSTAT1    (*(volatile unsigned *)0x5000401c)    //UART 1 Modem status
#define rUBRDIV1    (*(volatile unsigned *)0x50004028)    //UART 1 Baud rate divisor
#define rULCON2     (*(volatile unsigned *)0x50008000)    //UART 2 Line control
#define rUCON2      (*(volatile unsigned *)0x50008004)    //UART 2 Control
#define rUFCON2     (*(volatile unsigned *)0x50008008)    //UART 2 FIFO control
#define rUMCON2     (*(volatile unsigned *)0x5000800c)    //UART 2 Modem control
#define rUTRSTAT2   (*(volatile unsigned *)0x50008010)    //UART 2 Tx/Rx status
#define rUERSTAT2   (*(volatile unsigned *)0x50008014)    //UART 2 Rx error status
#define rUFSTAT2    (*(volatile unsigned *)0x50008018)    //UART 2 FIFO status
#define rUMSTAT2    (*(volatile unsigned *)0x5000801c)    //UART 2 Modem status
#define rUBRDIV2    (*(volatile unsigned *)0x50008028)    //UART 2 Baud rate divisor

#ifdef __BIG_ENDIAN
#define rUTXH0      (*(volatile unsigned char *)0x50000023)    //UART 0 Transmission Hold
#define rURXH0      (*(volatile unsigned char *)0x50000027)    //UART 0 Receive buffer
#define rUTXH1      (*(volatile unsigned char *)0x50004023)    //UART 1 Transmission Hold
#define rURXH1      (*(volatile unsigned char *)0x50004027)    //UART 1 Receive buffer
#define rUTXH2      (*(volatile unsigned char *)0x50008023)    //UART 2 Transmission Hold
#define rURXH2      (*(volatile unsigned char *)0x50008027)    //UART 2 Receive buffer

#define WrUTXH0(ch) (*(volatile unsigned char *)0x50000023)=(unsigned char)(ch)
#define RdURXH0()   (*(volatile unsigned char *)0x50000027)
#define WrUTXH1(ch) (*(volatile unsigned char *)0x50004023)=(unsigned char)(ch)
#define RdURXH1()   (*(volatile unsigned char *)0x50004027)
#define WrUTXH2(ch) (*(volatile unsigned char *)0x50008023)=(unsigned char)(ch)
#define RdURXH2()   (*(volatile unsigned char *)0x50008027)

#define UTXH0       (0x50000020+3)  //Byte_access address by DMA
#define URXH0       (0x50000024+3)
#define UTXH1       (0x50004020+3)
#define URXH1       (0x50004024+3)
#define UTXH2       (0x50008020+3)
#define URXH2       (0x50008024+3)

#else //Little Endian
#define rUTXH0 (*(volatile unsigned char *)0x50000020)    //UART 0 Transmission Hold
#define rURXH0 (*(volatile unsigned char *)0x50000024)    //UART 0 Receive buffer
#define rUTXH1 (*(volatile unsigned char *)0x50004020)    //UART 1 Transmission Hold
#define rURXH1 (*(volatile unsigned char *)0x50004024)    //UART 1 Receive buffer
#define rUTXH2 (*(volatile unsigned char *)0x50008020)    //UART 2 Transmission Hold
#define rURXH2 (*(volatile unsigned char *)0x50008024)    //UART 2 Receive buffer

#define WrUTXH0(ch) (*(volatile unsigned char *)0x50000020)=(unsigned char)(ch)
#define RdURXH0()   (*(volatile unsigned char *)0x50000024)
#define WrUTXH1(ch) (*(volatile unsigned char *)0x50004020)=(unsigned char)(ch)
#define RdURXH1()   (*(volatile unsigned char *)0x50004024)
#define WrUTXH2(ch) (*(volatile unsigned char *)0x50008020)=(unsigned char)(ch)
#define RdURXH2()   (*(volatile unsigned char *)0x50008024)

#define UTXH0       (0x50000020)    //Byte_access address by DMA
#define URXH0       (0x50000024)
#define UTXH1       (0x50004020)
#define URXH1       (0x50004024)
#define UTXH2       (0x50008020)
#define URXH2       (0x50008024)
#endif


// PWM TIMER
#define rTCFG0  (*(volatile unsigned *)0x51000000)    //Timer 0 configuration
#define rTCFG1  (*(volatile unsigned *)0x51000004)    //Timer 1 configuration
#define rTCON   (*(volatile unsigned *)0x51000008)    //Timer control
#define rTCNTB0 (*(volatile unsigned *)0x5100000c)    //Timer count buffer 0
#define rTCMPB0 (*(volatile unsigned *)0x51000010)    //Timer compare buffer 0
#define rTCNTO0 (*(volatile unsigned *)0x51000014)    //Timer count observation 0
#define rTCNTB1 (*(volatile unsigned *)0x51000018)    //Timer count buffer 1
#define rTCMPB1 (*(volatile unsigned *)0x5100001c)    //Timer compare buffer 1
#define rTCNTO1 (*(volatile unsigned *)0x51000020)    //Timer count observation 1
#define rTCNTB2 (*(volatile unsigned *)0x51000024)    //Timer count buffer 2
#define rTCMPB2 (*(volatile unsigned *)0x51000028)    //Timer compare buffer 2
#define rTCNTO2 (*(volatile unsigned *)0x5100002c)    //Timer count observation 2
#define rTCNTB3 (*(volatile unsigned *)0x51000030)    //Timer count buffer 3
#define rTCMPB3 (*(volatile unsigned *)0x51000034)    //Timer compare buffer 3
#define rTCNTO3 (*(volatile unsigned *)0x51000038)    //Timer count observation 3
#define rTCNTB4 (*(volatile unsigned *)0x5100003c)    //Timer count buffer 4
#define rTCNTO4 (*(volatile unsigned *)0x51000040)    //Timer count observation 4


// USB DEVICE
#ifdef __BIG_ENDIAN
<ERROR IF BIG_ENDIAN>
#define rFUNC_ADDR_REG     (*(volatile unsigned char *)0x52000143)    //Function address
#define rPWR_REG           (*(volatile unsigned char *)0x52000147)    //Power management
#define rEP_INT_REG        (*(volatile unsigned char *)0x5200014b)    //EP Interrupt pending and clear
#define rUSB_INT_REG       (*(volatile unsigned char *)0x5200015b)    //USB Interrupt pending and clear
#define rEP_INT_EN_REG     (*(volatile unsigned char *)0x5200015f)    //Interrupt enable
#define rUSB_INT_EN_REG    (*(volatile unsigned char *)0x5200016f)
#define rFRAME_NUM1_REG    (*(volatile unsigned char *)0x52000173)    //Frame number lower byte
#define rFRAME_NUM2_REG    (*(volatile unsigned char *)0x52000177)    //Frame number higher byte
#define rINDEX_REG         (*(volatile unsigned char *)0x5200017b)    //Register index
#define rMAXP_REG          (*(volatile unsigned char *)0x52000183)    //Endpoint max packet
#define rEP0_CSR           (*(volatile unsigned char *)0x52000187)    //Endpoint 0 status
#define rIN_CSR1_REG       (*(volatile unsigned char *)0x52000187)    //In endpoint control status
#define rIN_CSR2_REG       (*(volatile unsigned char *)0x5200018b)
#define rOUT_CSR1_REG      (*(volatile unsigned char *)0x52000193)    //Out endpoint control status
#define rOUT_CSR2_REG      (*(volatile unsigned char *)0x52000197)
#define rOUT_FIFO_CNT1_REG (*(volatile unsigned char *)0x5200019b)    //Endpoint out write count
#define rOUT_FIFO_CNT2_REG (*(volatile unsigned char *)0x5200019f)
#define rEP0_FIFO          (*(volatile unsigned char *)0x520001c3)    //Endpoint 0 FIFO
#define rEP1_FIFO          (*(volatile unsigned char *)0x520001c7)    //Endpoint 1 FIFO
#define rEP2_FIFO          (*(volatile unsigned char *)0x520001cb)    //Endpoint 2 FIFO
#define rEP3_FIFO          (*(volatile unsigned char *)0x520001cf)    //Endpoint 3 FIFO
#define rEP4_FIFO          (*(volatile unsigned char *)0x520001d3)    //Endpoint 4 FIFO
#define rEP1_DMA_CON       (*(volatile unsigned char *)0x52000203)    //EP1 DMA interface control
#define rEP1_DMA_UNIT      (*(volatile unsigned char *)0x52000207)    //EP1 DMA Tx unit counter
#define rEP1_DMA_FIFO      (*(volatile unsigned char *)0x5200020b)    //EP1 DMA Tx FIFO counter
#define rEP1_DMA_TTC_L     (*(volatile unsigned char *)0x5200020f)    //EP1 DMA total Tx counter
#define rEP1_DMA_TTC_M     (*(volatile unsigned char *)0x52000213)
#define rEP1_DMA_TTC_H     (*(volatile unsigned char *)0x52000217)
#define rEP2_DMA_CON       (*(volatile unsigned char *)0x5200021b)    //EP2 DMA interface control
#define rEP2_DMA_UNIT      (*(volatile unsigned char *)0x5200021f)    //EP2 DMA Tx unit counter
#define rEP2_DMA_FIFO      (*(volatile unsigned char *)0x52000223)    //EP2 DMA Tx FIFO counter
#define rEP2_DMA_TTC_L     (*(volatile unsigned char *)0x52000227)    //EP2 DMA total Tx counter
#define rEP2_DMA_TTC_M     (*(volatile unsigned char *)0x5200022b)
#define rEP2_DMA_TTC_H     (*(volatile unsigned char *)0x5200022f)
#define rEP3_DMA_CON       (*(volatile unsigned char *)0x52000243)    //EP3 DMA interface control
#define rEP3_DMA_UNIT      (*(volatile unsigned char *)0x52000247)    //EP3 DMA Tx unit counter
#define rEP3_DMA_FIFO      (*(volatile unsigned char *)0x5200024b)    //EP3 DMA Tx FIFO counter
#define rEP3_DMA_TTC_L     (*(volatile unsigned char *)0x5200024f)    //EP3 DMA total Tx counter
#define rEP3_DMA_TTC_M     (*(volatile unsigned char *)0x52000253)
#define rEP3_DMA_TTC_H     (*(volatile unsigned char *)0x52000257) 
#define rEP4_DMA_CON       (*(volatile unsigned char *)0x5200025b)    //EP4 DMA interface control
#define rEP4_DMA_UNIT      (*(volatile unsigned char *)0x5200025f)    //EP4 DMA Tx unit counter
#define rEP4_DMA_FIFO      (*(volatile unsigned char *)0x52000263)    //EP4 DMA Tx FIFO counter
#define rEP4_DMA_TTC_L     (*(volatile unsigned char *)0x52000267)    //EP4 DMA total Tx counter
#define rEP4_DMA_TTC_M     (*(volatile unsigned char *)0x5200026b)
#define rEP4_DMA_TTC_H     (*(volatile unsigned char *)0x5200026f)

#else  // Little Endian
#define rFUNC_ADDR_REG     (*(volatile unsigned char *)0x52000140)    //Function address
#define rPWR_REG           (*(volatile unsigned char *)0x52000144)    //Power management
#define rEP_INT_REG        (*(volatile unsigned char *)0x52000148)    //EP Interrupt pending and clear
#define rUSB_INT_REG       (*(volatile unsigned char *)0x52000158)    //USB Interrupt pending and clear
#define rEP_INT_EN_REG     (*(volatile unsigned char *)0x5200015c)    //Interrupt enable
#define rUSB_INT_EN_REG    (*(volatile unsigned char *)0x5200016c)
#define rFRAME_NUM1_REG    (*(volatile unsigned char *)0x52000170)    //Frame number lower byte
#define rFRAME_NUM2_REG    (*(volatile unsigned char *)0x52000174)    //Frame number higher byte
#define rINDEX_REG         (*(volatile unsigned char *)0x52000178)    //Register index
#define rMAXP_REG          (*(volatile unsigned char *)0x52000180)    //Endpoint max packet
#define rEP0_CSR           (*(volatile unsigned char *)0x52000184)    //Endpoint 0 status
#define rIN_CSR1_REG       (*(volatile unsigned char *)0x52000184)    //In endpoint control status
#define rIN_CSR2_REG       (*(volatile unsigned char *)0x52000188)
#define rOUT_CSR1_REG      (*(volatile unsigned char *)0x52000190)    //Out endpoint control status
#define rOUT_CSR2_REG      (*(volatile unsigned char *)0x52000194)
#define rOUT_FIFO_CNT1_REG (*(volatile unsigned char *)0x52000198)    //Endpoint out write count
#define rOUT_FIFO_CNT2_REG (*(volatile unsigned char *)0x5200019c)
#define rEP0_FIFO          (*(volatile unsigned char *)0x520001c0)    //Endpoint 0 FIFO
#define rEP1_FIFO          (*(volatile unsigned char *)0x520001c4)    //Endpoint 1 FIFO
#define rEP2_FIFO          (*(volatile unsigned char *)0x520001c8)    //Endpoint 2 FIFO
#define rEP3_FIFO          (*(volatile unsigned char *)0x520001cc)    //Endpoint 3 FIFO
#define rEP4_FIFO          (*(volatile unsigned char *)0x520001d0)    //Endpoint 4 FIFO
#define rEP1_DMA_CON       (*(volatile unsigned char *)0x52000200)    //EP1 DMA interface control
#define rEP1_DMA_UNIT      (*(volatile unsigned char *)0x52000204)    //EP1 DMA Tx unit counter
#define rEP1_DMA_FIFO      (*(volatile unsigned char *)0x52000208)    //EP1 DMA Tx FIFO counter
#define rEP1_DMA_TTC_L     (*(volatile unsigned char *)0x5200020c)    //EP1 DMA total Tx counter
#define rEP1_DMA_TTC_M     (*(volatile unsigned char *)0x52000210)
#define rEP1_DMA_TTC_H     (*(volatile unsigned char *)0x52000214)
#define rEP2_DMA_CON       (*(volatile unsigned char *)0x52000218)    //EP2 DMA interface control
#define rEP2_DMA_UNIT      (*(volatile unsigned char *)0x5200021c)    //EP2 DMA Tx unit counter
#define rEP2_DMA_FIFO      (*(volatile unsigned char *)0x52000220)    //EP2 DMA Tx FIFO counter
#define rEP2_DMA_TTC_L     (*(volatile unsigned char *)0x52000224)    //EP2 DMA total Tx counter
#define rEP2_DMA_TTC_M     (*(volatile unsigned char *)0x52000228)
#define rEP2_DMA_TTC_H     (*(volatile unsigned char *)0x5200022c)
#define rEP3_DMA_CON       (*(volatile unsigned char *)0x52000240)    //EP3 DMA interface control
#define rEP3_DMA_UNIT      (*(volatile unsigned char *)0x52000244)    //EP3 DMA Tx unit counter
#define rEP3_DMA_FIFO      (*(volatile unsigned char *)0x52000248)    //EP3 DMA Tx FIFO counter
#define rEP3_DMA_TTC_L     (*(volatile unsigned char *)0x5200024c)    //EP3 DMA total Tx counter
#define rEP3_DMA_TTC_M     (*(volatile unsigned char *)0x52000250)
#define rEP3_DMA_TTC_H     (*(volatile unsigned char *)0x52000254)
#define rEP4_DMA_CON       (*(volatile unsigned char *)0x52000258)    //EP4 DMA interface control
#define rEP4_DMA_UNIT      (*(volatile unsigned char *)0x5200025c)    //EP4 DMA Tx unit counter
#define rEP4_DMA_FIFO      (*(volatile unsigned char *)0x52000260)    //EP4 DMA Tx FIFO counter
#define rEP4_DMA_TTC_L     (*(volatile unsigned char *)0x52000264)    //EP4 DMA total Tx counter
#define rEP4_DMA_TTC_M     (*(volatile unsigned char *)0x52000268)
#define rEP4_DMA_TTC_H     (*(volatile unsigned char *)0x5200026c)
#endif   // __BIG_ENDIAN


// WATCH DOG TIMER
#define rWTCON   (*(volatile unsigned *)0x53000000)    //Watch-dog timer mode
#define rWTDAT   (*(volatile unsigned *)0x53000004)    //Watch-dog timer data
#define rWTCNT   (*(volatile unsigned *)0x53000008)    //Eatch-dog timer count


// IIC
#define rIICCON        (*(volatile unsigned *)0x54000000)    //IIC control
#define rIICSTAT    (*(volatile unsigned *)0x54000004)    //IIC status
#define rIICADD        (*(volatile unsigned *)0x54000008)    //IIC address
#define rIICDS        (*(volatile unsigned *)0x5400000c)    //IIC data shift
#define rIICLC        (*(volatile unsigned *)0x54000010)    //IIC multi-master line control


// IIS
#define rIISCON  (*(volatile unsigned *)0x55000000)    //IIS Control
#define rIISMOD  (*(volatile unsigned *)0x55000004)    //IIS Mode
#define rIISPSR  (*(volatile unsigned *)0x55000008)    //IIS Prescaler
#define rIISFCON (*(volatile unsigned *)0x5500000c)    //IIS FIFO control
#ifdef __BIG_ENDIAN
#define IISFIFO  ((volatile unsigned short *)0x55000012)    //IIS FIFO entry
#else //Little Endian
#define IISFIFO  ((volatile unsigned short *)0x55000010)    //IIS FIFO entry
#endif


//AC97, Added for S3C2440A 
#define rAC_GLBCTRL        *(volatile unsigned *)0x5b000000
#define rAC_GLBSTAT        *(volatile unsigned *)0x5b000004
#define rAC_CODEC_CMD        *(volatile unsigned *)0x5b000008
#define rAC_CODEC_STAT        *(volatile unsigned *)0x5b00000C
#define rAC_PCMADDR        *(volatile unsigned *)0x5b000010
#define rAC_MICADDR        *(volatile unsigned *)0x5b000014
#define rAC_PCMDATA        *(volatile unsigned *)0x5b000018
#define rAC_MICDATA        *(volatile unsigned *)0x5b00001C

#define AC_PCMDATA        0x5b000018
#define AC_MICDATA        0x5b00001C

// I/O PORT 
#define rGPACON    (*(volatile unsigned *)0x56000000)    //Port A control
#define rGPADAT    (*(volatile unsigned *)0x56000004)    //Port A data

#define rGPBCON    (*(volatile unsigned *)0x56000010)    //Port B control
#define rGPBDAT    (*(volatile unsigned *)0x56000014)    //Port B data
#define rGPBUP     (*(volatile unsigned *)0x56000018)    //Pull-up control B

#define rGPCCON    (*(volatile unsigned *)0x56000020)    //Port C control
#define rGPCDAT    (*(volatile unsigned *)0x56000024)    //Port C data
#define rGPCUP     (*(volatile unsigned *)0x56000028)    //Pull-up control C

#define rGPDCON    (*(volatile unsigned *)0x56000030)    //Port D control
#define rGPDDAT    (*(volatile unsigned *)0x56000034)    //Port D data
#define rGPDUP     (*(volatile unsigned *)0x56000038)    //Pull-up control D

#define rGPECON    (*(volatile unsigned *)0x56000040)    //Port E control
#define rGPEDAT    (*(volatile unsigned *)0x56000044)    //Port E data
#define rGPEUP     (*(volatile unsigned *)0x56000048)    //Pull-up control E

#define rGPFCON    (*(volatile unsigned *)0x56000050)    //Port F control
#define rGPFDAT    (*(volatile unsigned *)0x56000054)    //Port F data
#define rGPFUP     (*(volatile unsigned *)0x56000058)    //Pull-up control F

#define rGPGCON    (*(volatile unsigned *)0x56000060)    //Port G control
#define rGPGDAT    (*(volatile unsigned *)0x56000064)    //Port G data
#define rGPGUP     (*(volatile unsigned *)0x56000068)    //Pull-up control G

#define rGPHCON    (*(volatile unsigned *)0x56000070)    //Port H control
#define rGPHDAT    (*(volatile unsigned *)0x56000074)    //Port H data
#define rGPHUP     (*(volatile unsigned *)0x56000078)    //Pull-up control H

#define rGPJCON    (*(volatile unsigned *)0x560000d0)    //Port J control
#define rGPJDAT    (*(volatile unsigned *)0x560000d4)    //Port J data
#define rGPJUP     (*(volatile unsigned *)0x560000d8)    //Pull-up control J

#define rMISCCR    (*(volatile unsigned *)0x56000080)    //Miscellaneous control
#define rDCLKCON   (*(volatile unsigned *)0x56000084)    //DCLK0/1 control
#define rEXTINT0   (*(volatile unsigned *)0x56000088)    //External interrupt control register 0
#define rEXTINT1   (*(volatile unsigned *)0x5600008c)    //External interrupt control register 1
#define rEXTINT2   (*(volatile unsigned *)0x56000090)    //External interrupt control register 2
#define rEINTFLT0  (*(volatile unsigned *)0x56000094)    //Reserved
#define rEINTFLT1  (*(volatile unsigned *)0x56000098)    //Reserved
#define rEINTFLT2  (*(volatile unsigned *)0x5600009c)    //External interrupt filter control register 2
#define rEINTFLT3  (*(volatile unsigned *)0x560000a0)    //External interrupt filter control register 3
#define rEINTMASK  (*(volatile unsigned *)0x560000a4)    //External interrupt mask
#define rEINTPEND  (*(volatile unsigned *)0x560000a8)    //External interrupt pending
#define rGSTATUS0  (*(volatile unsigned *)0x560000ac)    //External pin status
#define rGSTATUS1  (*(volatile unsigned *)0x560000b0)    //Chip ID(0x32440000)
#define rGSTATUS2  (*(volatile unsigned *)0x560000b4)    //Reset type
#define rGSTATUS3  (*(volatile unsigned *)0x560000b8)    //Saved data0(32-bit) before entering POWER_OFF mode 
#define rGSTATUS4  (*(volatile unsigned *)0x560000bc)    //Saved data0(32-bit) before entering POWER_OFF mode 

// Added for 2440
#define rFLTOUT        (*(volatile unsigned *)0x560000c0)    // Filter output(Read only)
#define rDSC0            (*(volatile unsigned *)0x560000c4)    // Strength control register 0
#define rDSC1            (*(volatile unsigned *)0x560000c8)    // Strength control register 1
#define rMSLCON        (*(volatile unsigned *)0x560000cc)    // Memory sleep control register

// RTC
#ifdef __BIG_ENDIAN
#define rRTCCON    (*(volatile unsigned char *)0x57000043)    //RTC control
#define rTICNT     (*(volatile unsigned char *)0x57000047)    //Tick time count
#define rRTCALM    (*(volatile unsigned char *)0x57000053)    //RTC alarm control
#define rALMSEC    (*(volatile unsigned char *)0x57000057)    //Alarm second
#define rALMMIN    (*(volatile unsigned char *)0x5700005b)    //Alarm minute
#define rALMHOUR   (*(volatile unsigned char *)0x5700005f)    //Alarm Hour
#define rALMDATE   (*(volatile unsigned char *)0x57000063)    //Alarm date   //edited by junon
#define rALMMON    (*(volatile unsigned char *)0x57000067)    //Alarm month
#define rALMYEAR   (*(volatile unsigned char *)0x5700006b)    //Alarm year
#define rRTCRST    (*(volatile unsigned char *)0x5700006f)    //RTC round reset
#define rBCDSEC    (*(volatile unsigned char *)0x57000073)    //BCD second
#define rBCDMIN    (*(volatile unsigned char *)0x57000077)    //BCD minute
#define rBCDHOUR   (*(volatile unsigned char *)0x5700007b)    //BCD hour
#define rBCDDATE   (*(volatile unsigned char *)0x5700007f)    //BCD date  //edited by junon
#define rBCDDAY    (*(volatile unsigned char *)0x57000083)    //BCD day   //edited by junon
#define rBCDMON    (*(volatile unsigned char *)0x57000087)    //BCD month
#define rBCDYEAR   (*(volatile unsigned char *)0x5700008b)    //BCD year

#else //Little Endian
#define rRTCCON    (*(volatile unsigned char *)0x57000040)    //RTC control
#define rTICNT     (*(volatile unsigned char *)0x57000044)    //Tick time count
#define rRTCALM    (*(volatile unsigned char *)0x57000050)    //RTC alarm control
#define rALMSEC    (*(volatile unsigned char *)0x57000054)    //Alarm second
#define rALMMIN    (*(volatile unsigned char *)0x57000058)    //Alarm minute
#define rALMHOUR   (*(volatile unsigned char *)0x5700005c)    //Alarm Hour
#define rALMDATE   (*(volatile unsigned char *)0x57000060)    //Alarm date  // edited by junon
#define rALMMON    (*(volatile unsigned char *)0x57000064)    //Alarm month
#define rALMYEAR   (*(volatile unsigned char *)0x57000068)    //Alarm year
#define rRTCRST    (*(volatile unsigned char *)0x5700006c)    //RTC round reset
#define rBCDSEC    (*(volatile unsigned char *)0x57000070)    //BCD second
#define rBCDMIN    (*(volatile unsigned char *)0x57000074)    //BCD minute
#define rBCDHOUR   (*(volatile unsigned char *)0x57000078)    //BCD hour
#define rBCDDATE   (*(volatile unsigned char *)0x5700007c)    //BCD date  //edited by junon
#define rBCDDAY    (*(volatile unsigned char *)0x57000080)    //BCD day   //edited by junon
#define rBCDMON    (*(volatile unsigned char *)0x57000084)    //BCD month
#define rBCDYEAR   (*(volatile unsigned char *)0x57000088)    //BCD year
#endif  //RTC


// ADC
#define rADCCON    (*(volatile unsigned *)0x58000000)    //ADC control
#define rADCTSC    (*(volatile unsigned *)0x58000004)    //ADC touch screen control
#define rADCDLY    (*(volatile unsigned *)0x58000008)    //ADC start or Interval Delay
#define rADCDAT0   (*(volatile unsigned *)0x5800000c)    //ADC conversion data 0
#define rADCDAT1   (*(volatile unsigned *)0x58000010)    //ADC conversion data 1
#define rADCUPDN   (*(volatile unsigned *)0x58000014)    //Stylus Up/Down interrupt status


// SPI       
#define rSPCON0    (*(volatile unsigned *)0x59000000)    //SPI0 control
#define rSPSTA0    (*(volatile unsigned *)0x59000004)    //SPI0 status
#define rSPPIN0    (*(volatile unsigned *)0x59000008)    //SPI0 pin control
#define rSPPRE0    (*(volatile unsigned *)0x5900000c)    //SPI0 baud rate prescaler
#define rSPTDAT0   (*(volatile unsigned *)0x59000010)    //SPI0 Tx data
#define rSPRDAT0   (*(volatile unsigned *)0x59000014)    //SPI0 Rx data

#define rSPCON1    (*(volatile unsigned *)0x59000020)    //SPI1 control
#define rSPSTA1    (*(volatile unsigned *)0x59000024)    //SPI1 status
#define rSPPIN1    (*(volatile unsigned *)0x59000028)    //SPI1 pin control
#define rSPPRE1    (*(volatile unsigned *)0x5900002c)    //SPI1 baud rate prescaler
#define rSPTDAT1   (*(volatile unsigned *)0x59000030)    //SPI1 Tx data
#define rSPRDAT1   (*(volatile unsigned *)0x59000034)    //SPI1 Rx data


// SD Interface
#define rSDICON     (*(volatile unsigned *)0x5a000000)    //SDI control
#define rSDIPRE     (*(volatile unsigned *)0x5a000004)    //SDI baud rate prescaler
#define rSDICARG    (*(volatile unsigned *)0x5a000008)    //SDI command argument
#define rSDICCON    (*(volatile unsigned *)0x5a00000c)    //SDI command control
#define rSDICSTA    (*(volatile unsigned *)0x5a000010)    //SDI command status
#define rSDIRSP0    (*(volatile unsigned *)0x5a000014)    //SDI response 0
#define rSDIRSP1    (*(volatile unsigned *)0x5a000018)    //SDI response 1
#define rSDIRSP2    (*(volatile unsigned *)0x5a00001c)    //SDI response 2
#define rSDIRSP3    (*(volatile unsigned *)0x5a000020)    //SDI response 3
#define rSDIDTIMER  (*(volatile unsigned *)0x5a000024)    //SDI data/busy timer
#define rSDIBSIZE   (*(volatile unsigned *)0x5a000028)    //SDI block size
#define rSDIDCON    (*(volatile unsigned *)0x5a00002c)    //SDI data control
#define rSDIDCNT    (*(volatile unsigned *)0x5a000030)    //SDI data remain counter
#define rSDIDSTA    (*(volatile unsigned *)0x5a000034)    //SDI data status
#define rSDIFSTA    (*(volatile unsigned *)0x5a000038)    //SDI FIFO status
#define rSDIIMSK    (*(volatile unsigned *)0x5a00003c)    //SDI interrupt mask. edited for 2440A

#ifdef __BIG_ENDIAN  /* edited for 2440A */
#define rSDIDAT    (*(volatile unsigned *)0x5a00004c)    //SDI data
#define SDIDAT     0x5a00004c  
#else  // Little Endian
#define rSDIDAT    (*(volatile unsigned *)0x5a000040)    //SDI data 
#define SDIDAT     0x5a000040  
#endif   //SD Interface


// Exception vector
#define pISR_RESET        (*(unsigned *)(_ISR_STARTADDRESS+0x0))
#define pISR_UNDEF        (*(unsigned *)(_ISR_STARTADDRESS+0x4))
#define pISR_SWI        (*(unsigned *)(_ISR_STARTADDRESS+0x8))
#define pISR_PABORT        (*(unsigned *)(_ISR_STARTADDRESS+0xc))
#define pISR_DABORT        (*(unsigned *)(_ISR_STARTADDRESS+0x10))
#define pISR_RESERVED    (*(unsigned *)(_ISR_STARTADDRESS+0x14))
#define pISR_IRQ        (*(unsigned *)(_ISR_STARTADDRESS+0x18))
#define pISR_FIQ        (*(unsigned *)(_ISR_STARTADDRESS+0x1c))
// Interrupt vector
#define pISR_EINT0        (*(unsigned *)(_ISR_STARTADDRESS+0x20))
#define pISR_EINT1        (*(unsigned *)(_ISR_STARTADDRESS+0x24))
#define pISR_EINT2        (*(unsigned *)(_ISR_STARTADDRESS+0x28))
#define pISR_EINT3        (*(unsigned *)(_ISR_STARTADDRESS+0x2c))
#define pISR_EINT4_7    (*(unsigned *)(_ISR_STARTADDRESS+0x30))
#define pISR_EINT8_23    (*(unsigned *)(_ISR_STARTADDRESS+0x34))
#define pISR_CAM        (*(unsigned *)(_ISR_STARTADDRESS+0x38))        // Added for 2440.
#define pISR_BAT_FLT    (*(unsigned *)(_ISR_STARTADDRESS+0x3c))
#define pISR_TICK        (*(unsigned *)(_ISR_STARTADDRESS+0x40))
#define pISR_WDT_AC97        (*(unsigned *)(_ISR_STARTADDRESS+0x44))   //Changed to pISR_WDT_AC97 for 2440A 
#define pISR_TIMER0         (*(unsigned *)(_ISR_STARTADDRESS+0x48))
#define pISR_TIMER1         (*(unsigned *)(_ISR_STARTADDRESS+0x4c))
#define pISR_TIMER2        (*(unsigned *)(_ISR_STARTADDRESS+0x50))
#define pISR_TIMER3        (*(unsigned *)(_ISR_STARTADDRESS+0x54))
#define pISR_TIMER4        (*(unsigned *)(_ISR_STARTADDRESS+0x58))
#define pISR_UART2        (*(unsigned *)(_ISR_STARTADDRESS+0x5c))
#define pISR_LCD        (*(unsigned *)(_ISR_STARTADDRESS+0x60))
#define pISR_DMA0        (*(unsigned *)(_ISR_STARTADDRESS+0x64))
#define pISR_DMA1        (*(unsigned *)(_ISR_STARTADDRESS+0x68))
#define pISR_DMA2        (*(unsigned *)(_ISR_STARTADDRESS+0x6c))
#define pISR_DMA3        (*(unsigned *)(_ISR_STARTADDRESS+0x70))
#define pISR_SDI        (*(unsigned *)(_ISR_STARTADDRESS+0x74))
#define pISR_SPI0        (*(unsigned *)(_ISR_STARTADDRESS+0x78))
#define pISR_UART1        (*(unsigned *)(_ISR_STARTADDRESS+0x7c))
#define pISR_NFCON        (*(unsigned *)(_ISR_STARTADDRESS+0x80))        // Added for 2440.
#define pISR_USBD        (*(unsigned *)(_ISR_STARTADDRESS+0x84))
#define pISR_USBH        (*(unsigned *)(_ISR_STARTADDRESS+0x88))
#define pISR_IIC        (*(unsigned *)(_ISR_STARTADDRESS+0x8c))
#define pISR_UART0        (*(unsigned *)(_ISR_STARTADDRESS+0x90))
#define pISR_SPI1        (*(unsigned *)(_ISR_STARTADDRESS+0x94))
#define pISR_RTC        (*(unsigned *)(_ISR_STARTADDRESS+0x98))
#define pISR_ADC        (*(unsigned *)(_ISR_STARTADDRESS+0x9c))


// PENDING BIT
#define BIT_EINT0        (0x1)
#define BIT_EINT1        (0x1<<1)
#define BIT_EINT2        (0x1<<2)
#define BIT_EINT3        (0x1<<3)
#define BIT_EINT4_7        (0x1<<4)
#define BIT_EINT8_23    (0x1<<5)
#define BIT_CAM            (0x1<<6)        // Added for 2440.
#define BIT_BAT_FLT        (0x1<<7)
#define BIT_TICK        (0x1<<8)
#define BIT_WDT_AC97    (0x1<<9)    // Changed from BIT_WDT to BIT_WDT_AC97 for 2440A  
#define BIT_TIMER0        (0x1<<10)
#define BIT_TIMER1        (0x1<<11)
#define BIT_TIMER2        (0x1<<12)
#define BIT_TIMER3        (0x1<<13)
#define BIT_TIMER4        (0x1<<14)
#define BIT_UART2        (0x1<<15)
#define BIT_LCD            (0x1<<16)
#define BIT_DMA0        (0x1<<17)
#define BIT_DMA1        (0x1<<18)
#define BIT_DMA2        (0x1<<19)
#define BIT_DMA3        (0x1<<20)
#define BIT_SDI            (0x1<<21)
#define BIT_SPI0        (0x1<<22)
#define BIT_UART1        (0x1<<23)
#define BIT_NFCON        (0x1<<24)        // Added for 2440.
#define BIT_USBD        (0x1<<25)
#define BIT_USBH        (0x1<<26)
#define BIT_IIC            (0x1<<27)
#define BIT_UART0        (0x1<<28)
#define BIT_SPI1        (0x1<<29)
#define BIT_RTC            (0x1<<30)
#define BIT_ADC            (0x1<<31)
#define BIT_ALLMSK        (0xffffffff)

#define BIT_SUB_ALLMSK    (0x7fff)            //Changed from 0x7ff to 0x7fff for 2440A 
#define BIT_SUB_AC97        (0x1<<14)        //Added for 2440A 
#define BIT_SUB_WDT        (0x1<<13)        //Added for 2440A 
#define BIT_SUB_CAM_P    (0x1<<12)        // edited for 2440A.
#define BIT_SUB_CAM_C   (0x1<<11)       // edited for 2440A
#define BIT_SUB_ADC        (0x1<<10)
#define BIT_SUB_TC        (0x1<<9)
#define BIT_SUB_ERR2    (0x1<<8)
#define BIT_SUB_TXD2    (0x1<<7)
#define BIT_SUB_RXD2    (0x1<<6)
#define BIT_SUB_ERR1    (0x1<<5)
#define BIT_SUB_TXD1    (0x1<<4)
#define BIT_SUB_RXD1    (0x1<<3)
#define BIT_SUB_ERR0    (0x1<<2)
#define BIT_SUB_TXD0    (0x1<<1)
#define BIT_SUB_RXD0    (0x1<<0)



#define BIT_EINT4        (0x1<<4)
#define BIT_EINT5       (0x1<<5)
#define BIT_EINT6        (0x1<<6)        
#define BIT_EINT7        (0x1<<7)
#define BIT_EINT8        (0x1<<8)
#define BIT_EINT9       (0x1<<9)      
#define BIT_EINT10        (0x1<<10)
#define BIT_EINT11        (0x1<<11)
#define BIT_EINT12        (0x1<<12)
#define BIT_EINT13        (0x1<<13)
#define BIT_EINT14        (0x1<<14)
#define BIT_EINT15        (0x1<<15)
#define BIT_EINT16        (0x1<<16)
#define BIT_EINT17        (0x1<<17)
#define BIT_EINT18        (0x1<<18)
#define BIT_EINT19        (0x1<<19)
#define BIT_EINT20        (0x1<<20)
#define BIT_EINT21        (0x1<<21)
#define BIT_EINT22        (0x1<<22)
#define BIT_EINT23        (0x1<<23)

__inline void ClearPending(int bit)
{
    rSRCPND |= bit;
    rINTPND |= bit;
}

__inline void ClearSubPending(int bit)
{
    rSUBSRCPND |= bit;    
}

__inline void ClearEintPending(int bit)
{
    rEINTPEND |= bit;
}

#define    EnableIrq(bit)        rINTMSK &= ~(bit)
#define    DisableIrq(bit)        rINTMSK |= (bit)
#define    EnableSubIrq(bit)    rINTSUBMSK &= ~(bit)
#define    DisableSubIrq(bit)    rINTSUBMSK |= (bit)
#define    EnableEintIrq(bit)    rEINTMASK &= ~(bit)
#define    DisableEintIrq(bit)    rEINTMASK |= (bit)

#ifdef __cplusplus
}
#endif
#endif  //__2440ADDR_H__
View Code
原文地址:https://www.cnblogs.com/fengdashen/p/3722250.html