S3C24402410的LCD实验代码.docx

1、S3C24402410的LCD实验代码一Makefile文件CC = arm-linux-gccLD = arm-linux-ldAR = arm-linux-arOBJCOPY = arm-linux-objcopyOBJDUMP = arm-linux-objdumpINCLUDEDIR := $(shell pwd)/includeCFLAGS := -Wall -O2CPPFLAGS := -nostdinc -I$(INCLUDEDIR)export CC LD AR OBJCOPY OBJDUMP INCLUDEDIR CFLAGS CPPFLAGSobjs := head.o i

2、nit.o nand.o interrupt.o serial.o lcddrv.o framebuffer.o lcdlib.o main.o lib/libc.alcd.bin: $(objs) $LD -Tlcd.lds -o lcd_elf $ $OBJCOPY -O binary -S lcd_elf $ $OBJDUMP -D -m arm lcd_elf lcd.dis.PHONY : lib/libc.alib/libc.a: cd lib; make; cd . %.o:%.c $CC $(CPPFLAGS) $(CFLAGS) -c -o $ $%.o:%.S $CC $(

3、CPPFLAGS) $(CFLAGS) -c -o $ $clean: make clean -C lib rm -f lcd.bin lcd_elf lcd.dis *.o lcd.lds文件文件SECTIONS . = 0x00000000; .init : AT(0) head.o init.o nand.o . = 0x30000000; .text : AT(4096) *(.text) .rodata ALIGN(4) : AT(LOADADDR(.text)+SIZEOF(.text)+3)&(0x03) *(.rodata*) .data ALIGN(4) : AT(LOADA

4、DDR(.rodata)+SIZEOF(.rodata)+3)&(0x03) *(.data) _bss_start = .; .bss ALIGN(4) : *(.bss) *(COMMON) _bss_end = .;二. S3C24*.h/* WOTCH DOG register */#define WTCON (*(volatile unsigned long *)0x53000000)#define WTDAT (*(volatile unsigned long *)0x53000004)#define WTCNT (*(volatile unsigned long *)0x5300

5、0008)/* SDRAM regisers */#define MEM_CTL_BASE 0x48000000#define SDRAM_BASE 0x30000000/* NAND Flash registers */#ifdef S3C2410#define NFCONF (*(volatile unsigned int *)0x4e000000)#define NFCMD (*(volatile unsigned char *)0x4e000004)#define NFADDR (*(volatile unsigned char *)0x4e000008)#define NFDATA

6、(*(volatile unsigned char *)0x4e00000c)#define NFSTAT (*(volatile unsigned char *)0x4e000010)#else /* S3C2440 */#define NFCONF (*(volatile unsigned int *)0x4e000000)#define NFCONT (*(volatile unsigned short *)0x4e000004)#define NFCMD (*(volatile unsigned char *)0x4e000008)#define NFADDR (*(volatile

7、unsigned short *)0x4e00000C)#define NFDATA (*(volatile unsigned short *)0x4e000010)#define NFSTAT (*(volatile unsigned char *)0x4e000020)#endif/* GPIO registers */#define GPACON (*(volatile unsigned long *)0x56000000)#define GPADAT (*(volatile unsigned long *)0x56000004)#define GPBCON (*(volatile un

8、signed long *)0x56000010)#define GPBDAT (*(volatile unsigned long *)0x56000014)#define GPBUP (*(volatile unsigned long *)0x56000018)#define GPCCON (*(volatile unsigned long *)0x56000020)#define GPCDAT (*(volatile unsigned long *)0x56000024)#define GPCUP (*(volatile unsigned long *)0x56000028)#define

9、 GPDCON (*(volatile unsigned long *)0x56000030)#define GPDDAT (*(volatile unsigned long *)0x56000034)#define GPDUP (*(volatile unsigned long *)0x56000038)#define GPECON (*(volatile unsigned long *)0x56000040)#define GPEDAT (*(volatile unsigned long *)0x56000044)#define GPEUP (*(volatile unsigned lon

10、g *)0x56000048)#define GPFCON (*(volatile unsigned long *)0x56000050)#define GPFDAT (*(volatile unsigned long *)0x56000054)#define GPFUP (*(volatile unsigned long *)0x56000058)#define GPGCON (*(volatile unsigned long *)0x56000060)#define GPGDAT (*(volatile unsigned long *)0x56000064)#define GPGUP (*

11、(volatile unsigned long *)0x56000068)#define GPHCON (*(volatile unsigned long *)0x56000070)#define GPHDAT (*(volatile unsigned long *)0x56000074)#define GPHUP (*(volatile unsigned long *)0x56000078)/*UART registers*/#define ULCON0 (*(volatile unsigned long *)0x50000000)#define UCON0 (*(volatile unsi

12、gned long *)0x50000004)#define UFCON0 (*(volatile unsigned long *)0x50000008)#define UMCON0 (*(volatile unsigned long *)0x5000000c)#define UTRSTAT0 (*(volatile unsigned long *)0x50000010)#define UTXH0 (*(volatile unsigned char *)0x50000020)#define URXH0 (*(volatile unsigned char *)0x50000024)#define

13、 UBRDIV0 (*(volatile unsigned long *)0x50000028)/*interrupt registes*/#define SRCPND (*(volatile unsigned long *)0x4A000000)#define INTMOD (*(volatile unsigned long *)0x4A000004)#define INTMSK (*(volatile unsigned long *)0x4A000008)#define PRIORITY (*(volatile unsigned long *)0x4A00000c)#define INTP

14、ND (*(volatile unsigned long *)0x4A000010)#define INTOFFSET (*(volatile unsigned long *)0x4A000014)#define SUBSRCPND (*(volatile unsigned long *)0x4A000018)#define INTSUBMSK (*(volatile unsigned long *)0x4A00001c)/*external interrupt registers*/#define EINTMASK (*(volatile unsigned long *)0x560000a4

15、)#define EINTPEND (*(volatile unsigned long *)0x560000a8)/*clock registers*/#define LOCKTIME (*(volatile unsigned long *)0x4c000000)#define MPLLCON (*(volatile unsigned long *)0x4c000004)#define UPLLCON (*(volatile unsigned long *)0x4c000008)#define CLKCON (*(volatile unsigned long *)0x4c00000c)#def

16、ine CLKSLOW (*(volatile unsigned long *)0x4c000010)#define CLKDIVN (*(volatile unsigned long *)0x4c000014)/*PWM & Timer registers*/#define TCFG0 (*(volatile unsigned long *)0x51000000)#define TCFG1 (*(volatile unsigned long *)0x51000004)#define TCON (*(volatile unsigned long *)0x51000008)#define TCN

17、TB0 (*(volatile unsigned long *)0x5100000c)#define TCMPB0 (*(volatile unsigned long *)0x51000010)#define TCNTO0 (*(volatile unsigned long *)0x51000014)/* I2C registers */#define IICCON (*(volatile unsigned char *)0x54000000) / IIC control#define IICSTAT (*(volatile unsigned char *)0x54000004) / IIC

18、status#define IICADD (*(volatile unsigned char *)0x54000008) / IIC address#define IICDS (*(volatile unsigned char *)0x5400000c) / IIC data shift/ LCD CONTROLLER#define LCDCON1 (*(volatile unsigned long *)0x4d000000) /LCD control 1#define LCDCON2 (*(volatile unsigned long *)0x4d000004) /LCD control 2

19、#define LCDCON3 (*(volatile unsigned long *)0x4d000008) /LCD control 3#define LCDCON4 (*(volatile unsigned long *)0x4d00000c) /LCD control 4#define LCDCON5 (*(volatile unsigned long *)0x4d000010) /LCD control 5#define LCDSADDR1 (*(volatile unsigned long *)0x4d000014) /STN/TFT Frame buffer start addr

20、ess 1#define LCDSADDR2 (*(volatile unsigned long *)0x4d000018) /STN/TFT Frame buffer start address 2#define LCDSADDR3 (*(volatile unsigned long *)0x4d00001c) /STN/TFT Virtual screen address set#define REDLUT (*(volatile unsigned long *)0x4d000020) /STN Red lookup table#define GREENLUT (*(volatile un

21、signed long *)0x4d000024) /STN Green lookup table #define BLUELUT (*(volatile unsigned long *)0x4d000028) /STN Blue lookup table#define DITHMODE (*(volatile unsigned long *)0x4d00004c) /STN Dithering mode#define TPAL (*(volatile unsigned long *)0x4d000050) /TFT Temporary palette#define LCDINTPND (*(

22、volatile unsigned long *)0x4d000054) /LCD Interrupt pending#define LCDSRCPND (*(volatile unsigned long *)0x4d000058) /LCD Interrupt source#define LCDINTMSK (*(volatile unsigned long *)0x4d00005c) /LCD Interrupt mask#define LPCSEL (*(volatile unsigned long *)0x4d000060) /LPC3600 Control#define PALETT

23、E 0x4d000400 /Palette start address#define ISR_EINT0_OFT 0 #define ISR_EINT1_OFT 1#define ISR_EINT2_OFT 2 #define ISR_EINT3_OFT 3#define ISR_EINT4_7_OFT 4 #define ISR_EINT8_23_OFT 5#define ISR_NOTUSED6_OFT 6 #define ISR_BAT_FLT_OFT 7#define ISR_TICK_OFT 8 #define ISR_WDT_OFT 9#define ISR_TIMER0_OFT

24、10 #define ISR_TIMER1_OFT 11#define ISR_TIMER2_OFT 12 #define ISR_TIMER3_OFT 13#define ISR_TIMER4_OFT 14 #define ISR_UART2_OFT 15#define ISR_LCD_OFT 16 #define ISR_DMA0_OFT 17#define ISR_DMA1_OFT 18 #define ISR_DMA2_OFT 19#define ISR_DMA3_OFT 20 #define ISR_SDI_OFT 21#define ISR_SPI0_OFT 22 #define

25、ISR_UART1_OFT 23#define ISR_NOTUSED24_OFT 24 #define ISR_USBD_OFT 25#define ISR_USBH_OFT 26 #define ISR_IIC_OFT 27#define ISR_UART0_OFT 28 #define ISR_SPI1_OFT 29#define ISR_RTC_OFT 30 #define ISR_ADC_OFT 31/ PENDING BIT#define BIT_EINT0 (0x1) #define BIT_EINT1 (0x11)#define BIT_EINT2 (0x12) #define

26、 BIT_EINT3 (0x13)#define BIT_EINT4_7 (0x14) #define BIT_EINT8_23 (0x15)#define BIT_CAM (0x16) / Added for 2440.#define BIT_BAT_FLT (0x17) #define BIT_TICK (0x18)#define BIT_WDT_AC97 (0x19) #define BIT_TIMER0 (0x110)#define BIT_TIMER1 (0x111) #define BIT_TIMER2 (0x112)#define BIT_TIMER3 (0x113) #defi

27、ne BIT_TIMER4 (0x114)#define BIT_UART2 (0x115) #define BIT_LCD (0x116)#define BIT_DMA0 (0x117) #define BIT_DMA1 (0x118)#define BIT_DMA2 (0x119) #define BIT_DMA3 (0x120)#define BIT_SDI (0x121) #define BIT_SPI0 (0x122)#define BIT_UART1 (0x123) #define BIT_NFCON (0x124) / Added for 2440.#define BIT_USB

28、D (0x125) #define BIT_USBH (0x126)#define BIT_IIC (0x127) #define BIT_UART0 (0x128)#define BIT_SPI1 (0x129) #define BIT_RTC (0x130)#define BIT_ADC (0x131) #define BIT_ALLMSK (0xffffffff)#define BIT_SUB_ALLMSK (0x7fff) #define BIT_SUB_AC97 (0x114)#define BIT_SUB_WDT (0x113) #define BIT_SUB_CAM_S (0x1

29、12) / Added for 2440.#define BIT_SUB_CAM_C (0x111) / Added for 2440.#define BIT_SUB_ADC (0x110) #define BIT_SUB_TC (0x19)#define BIT_SUB_ERR2 (0x18) #define BIT_SUB_TXD2 (0x17)#define BIT_SUB_RXD2 (0x16) #define BIT_SUB_ERR1 (0x15)#define BIT_SUB_TXD1 (0x14) #define BIT_SUB_RXD1 (0x13)#define BIT_SU

30、B_ERR0 (0x12) #define BIT_SUB_TXD0 (0x11)#define BIT_SUB_RXD0 (0x10)#define GSTATUS1 (*(volatile unsigned long *)0x560000B0)三.head.s* File: head.S 功能: 设置SDRAM，将程序复制到SDRAM，然后跳到SDRAM继续执行* .extern main.text .global _start _start:* 中断向量，本程序中，除Reset和HandleIRQ外，其它异常都没有使用* b Reset 0x04: 未定义指令中止模式的向量地址HandleUndef: b HandleUndef