www.pudn.com > USBdiskRW.rar > control.c
#include "def.h"
#include "44b.h"
#include "option.h"
#include "utils.h"
void ShowBootInfo(void)
{
puts("\n **************************************\n");
puts("* *\n");
puts("* Test Program for FS44B0 V2.00 *\n");
puts("* Http://www.uCdragon.com *\n");
puts("* *\n");
puts(" ***************************************\n");
}
//#define FS44B0_BOARD
void PortInit(void)
{
// PORT A GROUP
/* BIT 9 8 7 6 5 4 3 2 1 0 */
/* A24 A23 A22 A21 A20 A19 A18 A17 A16 A0 */
/* 1 1 1 1 1 1 1 1 1 1 */
rPCONA = 0x3ff;
// PORT B GROUP
/* BIT 10 9 8 7 6 5 4 3 2 1 0 */
/* /CS5 /CS4 /CS3 /CS2 /CS1 nWBE3 nWBE2 /SRAS /SCAS SCLS SCKE */
/* NC NC RTL8019 USBD12 NV_Flash NC NC Sdram Sdram Sdram Sdram*/
/* 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1 */
rPDATB = 0x7cf;
//PORT C GROUP
//BUSWIDTH=16 */
/* PC15 14 13 12 11 10 9 8 */
/* o o RXD1 TXD1 o o o o */
/* NC NC Uart1 Uart1 NC NC NC NC */
/* 01 01 11 11 01 01 01 00 */
/* PC7 6 5 4 3 2 1 0 */
/* o o o o o o o o */
/* NC NC NC NC NFALE NFCLE NFCE NFRB*/
/* 01 01 01 01 01 01 01 00 */
#ifdef FS44B0_BOARD
rPDATC = 0x0100; //All IO is low, PC8 = 1 LCD-Off, PC9 = 0 BackLight Off
rPCONC = 0xfff5ff54; //0->D12SUSPD, 1~3->LED, 4~7->VD7~VD4, 8->DISPON, 9->BACKLIGHT, 10~13->UART1, 14->RTS0, 15->CTS0
rPUPC = 0x0000; //disable all pull-up
#elif defined ST44B0_BOARD
rPDATC = 0x0300; //All IO is low, PC8 = 1 LCD-Off, PC9 = 1 BackLight Off
rPCONC = 0x0005ff00; //0~3->input, 4~7->VD7~VD4, 8->DISPON, 9->BACKLIGHT, 10~15->input
rPUPC = 0x0000; //disable all pull-up
#else
rPDATC = 0x0100; //All IO is low, PC8 = 1 LCD-Off, PC9 = 0 BackLight Off
rPCONC = 0xfff5ff54; //0->D12SUSPD, 1~3->LED, 4~7->VD7~VD4, 8->DISPON, 9->BACKLIGHT, 10~13->UART1, 14->RTS0, 15->CTS0
rPUPC = 0x0000; //disable all pull-up
#endif
//PORT D GROUP
/* PORT D GROUP(I/O OR LCD) */
/* BIT7 6 5 4 3 2 1 0 */
/* VF VM VLINE VCLK VD3 VD2 VD1 VD0 */
/* 10 10 10 10 10 10 10 10 */
rPCOND= 0xaaaa;
rPUPD = 0x00;
//These pins must be set only after CPU's internal LCD controller is enable
//PORT E GROUP
/* Bit 8 7 6 5 4 3 2 1 0 */
/* ENDLAN LED3 LED2 LED1 LED0 BEEP RXD0 TXD0 CLKOUT */
/* 10 01 01 01 01 01 10 10 11 */
#ifdef FS44B0_BOARD
rPCONE = 0x20828; //0->input, 1 2->TXD0 RXD0, 3 4 6 7->input, 5->beep, 8->CODECLK
rPUPE = 0x000; //disable all pull-up
#elif defined ST44B0_BOARD
rPDATE = 0x70;
rPCONE = 0x15ab; //0->FOUT, 1 2->TXD0 RXD0, 3->beep, 4~6->LED, 7->input, 8->ENDIAN
rPUPE = 0x000; //disable all pull-up
#else
rPCONE = 0x26568; //0->input, 1 2->TXD0 RXD0, 3 4->input, 5->led, 6->buzzer, 7->led, 8->CODECLK
rPDATE = 0x70;
rPUPE = 0x000; //disable all pull-up
#endif
//PORT F GROUP
/* Bit8 7 6 5 4 3 2 1 0 */
/* IISCLK IISDI IISDO IISLRCK Input Input Input IICSDA IICSCL */
/* 100 100 100 100 00 01 01 10 10 */
#ifdef FS44B0_BOARD
rPCONF = 0x24900a; //0 1->IICSCL IICSDA, 2~4->input 5~8->IIS PORT
rPUPF = 0x000; //disable all pull-up
#elif defined ST44B0_BOARD
rPCONF = 0x24000; //0~5->input, 6 7->TXD1 RXD1, 8->input
rPUPF = 0x000; //disable all pull-up
#else
rPCONF = 0x24900a; //0 1->IICSCL IICSDA, 2~4->input 5~8->IIS PORT
rPUPF = 0x000; //disable all pull-up
#endif
//PORT G GROUP
/* BIT7 6 5 4 3 2 1 0 */
/* INT7 INT6 INT5 INT4 INT3 INT2 INT1 INT0 */
/* S3 S4 S5 S6 NIC EXT IDE USB */
/* 11 11 11 11 11 11 11 11 */
rPCONG = 0xff3c; //eint1 is eth interrupt in FS44B0, eint2 for ide
rPUPG = 0x00; //disable all pull-up
// rSPUCR = 0x7; //D15-D0 pull-up disable
rSPUCR = 0x6; //D15-D0 pull-up enable
/*所有的外部硬件中断为低电平触发*/
//rEXTINT = 0x0;
// need for uClinux
// rEXTINT = 0x42; //所有的外部硬件中断为低电平触发, extint0 为下降沿，extint1为上升沿
rEXTINT = (4<<16)|(4<<8)|(4<<4); //EINT1上升沿,EINT2上升沿,EINT4上升沿中断
// rINTCON = 5; // non vector mode, irq enable
// rINTMOD = 0; //all are irq mode
}
void Beep(U32 freq, U32 ms)
{
#ifdef FS44B0_BOARD
rPCONE &= ~(3<<10);
rPCONE |= (2<<10);
rTCON &= ~0xf000; // clear manual update bit, stop Timer2
rTCFG0 &= ~0xff00; // set Timer 2&3 prescaler 0
rTCFG1 &= ~0xf00; // set Timer 2 MUX 1/16
rTCFG1 |= 0x300;
rTCNTB2 = GetCpuClock()/(2100*16); //if set inverter off, when TCNT2<=TCMP2, TOUT is high, TCNT2>TCMP2, TOUT is low
rTCMPB2 = rTCNTB2>>1; //if set inverter on, when TCNT2<=TCMP2, TOUT is low, TCNT2>TCMP2, TOUT is high
rTCON |= 0x2000; // manual update
rTCON &= ~0x2000; // clear manal update bit
rTCON |= 0xd000; // auto reload, inverter on, start Timer 2
Delay(ms);
rTCON &= ~0x1000;
rPCONE &= ~(3<<10);
rPCONE |= 1<<10;
rPDATE &= ~(1<<5);
#elif defined ST44B0_BOARD
rTCON &= ~0x1f; // clear manual update bit, stop Timer0
rTCFG0 &= ~0xff; // set Timer 0&1 prescaler 0
rTCFG1 &= ~0xf; // set Timer 0 MUX 1/16
rTCFG1 |= 3;
rTCNTB0 = GetCpuClock()/(2100*16);
rTCMPB0 = rTCNTB0>>1;
rTCON |= 2;
rTCON &= ~2;
rTCON |= 0xd; //auto-reload, inverter off, manual update, start timer
Delay(ms);
rTCON &= ~1; //stop
#else
rTCON &= ~0xf0000; // clear manual update bit, stop Timer3
rTCFG0 &= ~0xff00; // set Timer 2&3 prescaler 0
rTCFG1 &= ~0xf000; // set Timer 3 MUX 1/16
rTCFG1 |= 0x3000;
rTCNTB3 = GetCpuClock()/(2100*16); //if set inverter off, when TCNT2<=TCMP2, TOUT is high, TCNT2>TCMP2, TOUT is low
rTCMPB3 = rTCNTB3>>1; //if set inverter on, when TCNT2<=TCMP2, TOUT is low, TCNT2>TCMP2, TOUT is high
rTCON |= 0x20000; // manual update
rTCON &= ~0x20000; // clear manal update bit
rTCON |= 0xd0000; // auto reload, inverter on, start Timer 2
Delay(ms);
rTCON &= ~0x10000;
#endif
}
#ifdef FS44B0_BOARD
#define LED1_ON()
#define LED2_ON() (rPDATC |= 2)
#define LED3_ON() (rPDATC |= 4)
#define LED4_ON() (rPDATC |= 8)
#define LED1_OFF()
#define LED2_OFF() (rPDATC &= ~2)
#define LED3_OFF() (rPDATC &= ~4)
#define LED4_OFF() (rPDATC &= ~8)
#elif defined ST44B0_BOARD
#define LED1_ON()
#define LED2_ON() (rPDATE |= 0x10)
#define LED3_ON() (rPDATE |= 0x20)
#define LED4_ON() (rPDATE |= 0x40)
#define LED1_OFF()
#define LED2_OFF() (rPDATE &= ~0x10)
#define LED3_OFF() (rPDATE &= ~0x20)
#define LED4_OFF() (rPDATE &= ~0x40)
#else
#define LED1_ON() (rPDATE |= 0x20)
#define LED2_ON() (rPDATC |= 2)
#define LED3_ON() (rPDATC |= 4)
#define LED4_ON() (rPDATC |= 8)
#define LED1_OFF() (rPDATE &= ~0x20)
#define LED2_OFF() (rPDATC &= ~2)
#define LED3_OFF() (rPDATC &= ~4)
#define LED4_OFF() (rPDATC &= ~8)
#endif
void LedSet(U32 LedStatus)
{
if(LedStatus&1)
LED1_ON();
else
LED1_OFF();
if(LedStatus&2)
LED2_ON();
else
LED2_OFF();
if(LedStatus&4)
LED3_ON();
else
LED3_OFF();
if(LedStatus&8)
LED4_ON();
else
LED4_OFF();
}
void MemCfgInit(void)
{
rNCACHBE0 = ((unsigned int)(Non_Cache_End>>12)<<16)|(Non_Cache_Start>>12);
rNCACHBE1 = (0xf000U<<16)|(0xe000);
}
void BoardInitStart(void)
{
}
void BoardInitEnd(void)
{
}
void CacheDisable(void)
{
rSYSCFG = SYSCFG_0KB;
}
void CacheEnable(void)
{
rSYSCFG = SYSCFG_8KB;
}
void CacheFlush(void)
{
int i, saveSyscfg;
saveSyscfg = rSYSCFG;
rSYSCFG = SYSCFG_0KB;
for(i = 0x10004000; i<0x10004800; i+=16)
*((int *)i) = 0x0;
rSYSCFG = saveSyscfg;
}
U16 GetKeyStatus(void)
{
return (rPDATG>>4);
}
//nand flash operation
#define SEL_SMART_MEDIA_CARD
#ifdef SEL_SMART_MEDIA_CARD
#define NAND_DAT 0x0e000000
#define NAND_ALE 0x0e000004
#define NAND_CLE 0x0e000002
#else
#define NAND_DAT 0x02000000
#define NAND_ALE 0x02000004
#define NAND_CLE 0x02000002
#endif
void NFChipSel(U32 sel)
{
if(sel)
rPDATC &= ~(1<<9);
else
rPDATC |= 1<<9;
}
int NFIsReady(void)
{
return rPDATC&(1<<8);
}
void NFWrCmd(int cmd)
{
*(volatile U8 *)NAND_CLE = cmd;
}
void NFWrAddr(int addr)
{
*(volatile U8 *)NAND_ALE = addr;
}
void NFWrDat(int dat)
{
*(volatile U8 *)NAND_DAT = dat;
}
U8 NFRdDat(void)
{
return *(volatile U8 *)NAND_DAT;
}