fw.c

FS7805 使用ATA硬盘的demo

/*
*********************************************************************************************************
* File:     fw.C
* Contents:
*
* $Date:    04/06/06    Kimi    v0.1
*           01/05/07    kevin   v0.2
*           01/08/07    kevin   v0.3
*
* Copyright (c) 2007 Fameg, Inc. All rights reserved
*********************************************************************************************************
*/
 #include "fs7805.h"
#include "fs7805regs.h"

#include "Include.h"
#include "string.h"

/*
*********************************************************************************************************
*                                       VARIABLE PROTOTYPES
*********************************************************************************************************
*/

/*
*********************************************************************************************************
*                                       FUNCTION PROTOTYPES
*********************************************************************************************************
*/
const INT8U xdata WaveData[128] =
{
// Wave 0
/* LenBr */ 0x0a,     0x02,     0x12,     0x3f,     0x00,     0x00,     0x00,     0x00,
/* Opcode*/ 0x02,     0x02,     0x02,     0x07,     0x00,     0x00,     0x00,     0x00,
/* LFun  */ 0x00,     0x00,     0x00,     0x36,     0x00,     0x00,     0x00,     0x00,
/* Output*/ 0xfe,     0xfe,     0xff,     0xff,     0x00,     0x00,     0x00,     0x00,
// Wave 1
/* LenBr */ 0x04,     0x04,     0x05,     0x3f,     0x00,     0x00,     0x00,     0x00,
/* Opcode*/ 0x00,     0x00,     0x06,     0x01,     0x00,     0x00,     0x00,     0x00,
/* LFun  */ 0x00,     0x00,     0x00,     0x00,     0x00,     0x00,     0x00,     0x00,
/* Output*/ 0xfd,     0xfd,     0xff,     0xff,     0x00,     0x00,     0x00,     0x00, 
// Wave 2 udma write
/* LenBr */ 0x08,     0x01,     0x06,     0x1C,     0x25,     0x01,     0x02,     0x07,
/* Opcode*/ 0x01,     0x00,     0x02,     0x03,     0x01,     0x02,     0x26,     0x00,
/* LFun  */ 0x09,     0x09,     0x12,     0xe9,     0x09,     0x2d,     0x36,     0x3F,
/* Output*/ 0xFF,     0xFB,     0xFA,     0xFA,     0xd8,     0xFB,     0xFB,     0xFF,
// Wave 3 udma read 13 E9:tc or arq 13 09 :arq 1A 2d: tc 1A CE :ff and arq
/* LenBr */ 0x08,     0x01,     0x1A,     0x01,     0x01,     0x02,     0x01,     0x07,
/* Opcode*/ 0x01,     0x00,     0x01,     0x00,     0x00,     0x26,     0x26,     0x00,
/* LFun  */ 0x09,     0x00,     0xCE,     0x00,     0x2D,     0x00,     0x00,     0x3F,
/* Output*/ 0xFF,     0xFB,     0xF8,     0xFA,     0xFB,     0xFB,     0xFF,     0xFF, 
};

/*
*********************************************************************************************************
*                                             TDINIT
*
* Description: Task Dispatcher hooks function
*
* Arguments  : none
*
* Returns    : none
*********************************************************************************************************
*/
void  TdInit (void)
{
    McuInit();
    AbortAplif();
    Timer0Init();
    UsbInit();
    EA          = TRUE;                                // Enable All interrupt 
}

void McuInit()
{
    CKCON       = 0x01;
    SYS_CFG     = 0x4B;                                // 60MHz, Output XFIFO_CLK, PM_AVBLE
    WDTRST      = 0x2D;                                // Stop WDT
    MEMCON      = 0x04;                                // 4K xdata
}

void Timer0Init()
{
    TH0         = 0x3C;                                // 0x3CB0, CPU 60MHz, 10ms
    TL0         = 0xB0;
    TMOD        = 0x21;
    TCON        = 0x50;
    IP          = 0x02;
    IE          = 0x82;                                // EA = 1
}

xdata UINT16 DelayTimer = 0;
/*
*********************************************************************************************************
*                                             USBINIT
*
* Description: USB Initialization
*
* Arguments  : none
*
* Returns    : none
*********************************************************************************************************
*/
void  UsbInit (void)
{


    SW_RST          = 0x07;                            // USB, SFI, APLIF SW Reset

// initialize endpoint
    EPFIFOCFG       = 0x11;                            // fifo a 512 pingpong fifo c 512 pingpong

    EPACTRL         = 0x1A;                            // EPA OUT
    EPCCTRL         = 0x2E;                            // EPC IN
    EPACS           = 0x01;                            // Enable EPA RX
    EPCCS           = 0x00;                            // Disable EPC TX

    //EPCFIFOCS       = 0xF0;
// End initialize endpoint

    EP0RXCS         = 0x01;                            // Enable EP0 RX

// initialize sfi register
    SYSIO_CFG       = 0x92;                            // pins for PLIF mode

    SFI_EPCFG       = 0x01;                            // Manual, 16-bit, Parallel mode, not swap
    SFI_EPINTE      = 0x05;                            // enable sfi interrupt
// End initialize sfi register

// initialize plif register
    APLIFDM_CTL     = 0x08;                            // Half-Duplex mode, State Output
/*
    APLIFREADYCFG   = 0x80;                            // INTRDY = 1
*/
    APLIFIOCFG      = 0x00;                            // TRICTL = 0, CTL[5:0] is CMOS, Tri-state Data Bus when IDLE
    APLIFIDLECTL    = 0xff;                            // APLIF_CTL Output State in the Idle State

    SFI_EPCINLENL   = 0x00;
    SFI_EPCDINLENH  = 0x02;
    //EPAPLIFSTOP     = 0x00;

    APLIFWAVESEL    = 0x1B;                            // APLIF Waveform Selector


    memcpy(WAVEDATA0, WaveData, 128);                  // Copy wave data

    P3CFG           = 0xFE;                            // Enable APLIFADR[7:0]/[15:8]
    P3OE            = 0xFE;                            // Address Output
    P0CFG           = 0xFF;                            // Enable APLIFADR[15:8]/[7:0]
    P0OE            = 0xFF;                            // Address Output

    //APLIFARH        = 0x00;                            // Address Low
    //APLIFARL        = 0x00;                            // Address High
// End initialize plif register

    FLOWSTBEDGE     = 0x03;
    FLOWSTBHPERIOD  = 0x02;
    APLIFHOLDTIME   = 0x01;                            // FLOWSTBHPERIOD=2
    //APLIFHOLDTIME   = 0x02;                          // FLOWSTBHPERIOD>=3
    APLIFREADYCFG   = 0x50;                            // use tc as the end
    //fifo flag as the end
    //EPAPLIFSTOP     = 0x03;
    EPAPLIFFLGSEL   = 0x12;                            //select empty flag for the EP stop
    setFeatures(0x03,0x45);   
}