main.lst

cf8020+cp2200(网络)的驱动实现

C51 COMPILER V7.09   MAIN                                                                  07/27/2007 16:06:50 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: F:\Keil\C51\BIN\C51.EXE main.c LARGE BROWSE DEBUG OBJECTEXTEND

line level    source

   1          //-----------------------------------------------------------------------------
   2          // main.c
   3          //-----------------------------------------------------------------------------
   4          // Copyright 2006 Silicon Laboratories, Inc.
   5          // http://www.silabs.com
   6          //
   7          // Program Description:
   8          // 
   9          // This file contains the main routine for the CP220x Send and Receive example.
  10          // 
  11          // FID:            
  12          // Target:         Multiple
  13          // Tool chain:     Keil C51 7.20 / Keil EVAL C51
  14          //                 Silicon Laboratories IDE version 2.72 
  15          // Command Line:   See Readme.txt
  16          // Project Name:   CP220x_Ethernet_Routines
  17          //
  18          // 
  19          //
  20          // Release 1.1
  21          //    - Configures C8051F120 SYSCLK to 98 MHz
  22          //
  23          // Release 1.0
  24          //    -Initial Release (FB)
  25          //    -30 MAY 2006
  26          
  27          //-----------------------------------------------------------------------------
  28          // Includes
  29          //-----------------------------------------------------------------------------
  30          #include "global.h"
  31          #include "stdio.h"
  32          #include "./tcp/net.h"
  33          #include "./tcp/arp.h"
  34          #include "./tcp/tcp.h"
  35          #include "./tcp/http.h"
  36          #include "./tcp/ip.h"
  37          #include "./tcp/eth.h"
  38          
  39          uint volatile event_word;
  40          char  xdata text[20];  
  41          UCHAR  xdata debug;
  42          UCHAR xdata rcve_buf_allocated;
  43          
  44          
  45          // This sets my hardware address to 00:01:02:03:04:05
  46          UCHAR xdata my_hwaddr[6] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05}; 
  47          
  48          // Hardware addr to send a broadcast
  49          UCHAR  xdata broadcast_hwaddr[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
  50          
  51          // This sets my IP address to 192.168.0.10
  52          ulong  xdata my_ipaddr = 0xC0A80058L;
  53          
  54          // This sets my subnet mask to 255.255.255.0
  55          ulong xdata  my_subnet = 0xFFFFFF00L;
C51 COMPILER V7.09   MAIN                                                                  07/27/2007 16:06:50 PAGE 2   

  56          
  57          // Set to 0 if no gateway is present on network
  58          ulong xdata gateway_ipaddr = 0;
  59          
  60          void init_main(void)
  61          {
  62   1              // Start the memory pool for incoming and outgoing Ethernet
  63   1              // frames at 1000, with length = 1500 bytes. Memory below 500
  64   1              // is used for program variables
  65   1      
  66   1              memset(text, 0, sizeof(text));
  67   1              event_word = 0;
  68   1              rcve_buf_allocated = FALSE;
  69   1              debug = FALSE;
  70   1      }
  71          
  72          void UART0_Init (void);
  73          //-----------------------------------------------------------------------------
  74          // Function Prototypes
  75          //-----------------------------------------------------------------------------
  76          void main(void);
  77          
  78          //-----------------------------------------------------------------------------
  79          // Global Variables
  80          //-----------------------------------------------------------------------------
  81          
  82          IPADDRESS  xdata MYIP;
  83          MACADDRESS xdata MYMAC; 
  84          MACADDRESS xdata BROADCASTMAC;
  85          MACADDRESS xdata DESTMAC;
  86          
  87          unsigned char xdata RX_BUFF[1000];
  88          unsigned char xdata TX_BUFF[1000];
  89          unsigned char xdata TFTP_BUF[100];
  90          unsigned char xdata UDP_BUF[200];
  91          
  92          //-----------------------------------------------------------------------------
  93          // Main Routine
  94          //-----------------------------------------------------------------------------
  95          sbit LED  = P1^6;
  96          sbit SW1  = P3^7;
  97          
  98          void main(void)
  99          {       
 100   1         unsigned char error_code;
 101   1      
 102   1         unsigned int num_bytes;
 103   1        
 104   1         //----------------------------------
 105   1         // MCU Initialization
 106   1         //----------------------------------
 107   1      
 108   1         // Initialize the MCU for Ethernet
 109   1         Reset_Init();
 110   1      //      XBR1 = 0x00;
 111   1      //      XBR2 = 0x40; // 使能数据交叉开关和弱上拉
 112   1      
 113   1      //      P1MDOUT |= 0x40; // 允许P1.6(LED)为推挽输出   LED = 1;
 114   1              //uart init
 115   1         CPFLASH_ByteWrite(0x00,0x99);
 116   1         CPFLASH_ByteWrite(0x01,0x56);
 117   1         
C51 COMPILER V7.09   MAIN                                                                  07/27/2007 16:06:50 PAGE 3   

 118   1      //   aa = CPFLASH_ByteRead(0x01);
 119   1       //  bb = CPFLASH_ByteRead(0x00);
 120   1      
 121   1      
 122   1         // Turn off yellow LED.   
 123   1         YELLOW_LED = 1;
 124   1         AB4_LED1 = 0;
 125   1         AB4_LED2 = 0;
 126   1         
 127   1         //----------------------------------
 128   1         // Initialize Global Variables
 129   1         //----------------------------------
 130   1      
 131   1         // Initialize broadcast MAC address 
 132   1         BROADCASTMAC.Int[0] = 0xFFFF;
 133   1         BROADCASTMAC.Int[1] = 0xFFFF;
 134   1         BROADCASTMAC.Int[2] = 0xFFFF;
 135   1         
 136   1         // Initialize destination MAC address 
 137   1         DESTMAC.Int[0] = 0x0012;
 138   1         DESTMAC.Int[1] = 0x3F51;
 139   1         DESTMAC.Int[2] = 0x3589;
 140   1      
 141   1         // Initialize MYIP address 
 142   1         MYIP.Char[0] = 0;
 143   1         MYIP.Char[1] = 0;
 144   1         MYIP.Char[2] = 0;
 145   1         MYIP.Char[3] = 1;
 146   1         
 147   1         // Initialize Transmit Buffer
 148   1        // for(i = 0; i < sizeof(TX_BUFF); i++)
 149   1        // {
 150   1        //    TX_BUFF[i] = 0;
 151   1        // }
 152   1      
 153   1         //----------------------------------
 154   1         // Infinite Execution Loop
 155   1         // This loop allows the CP220x
 156   1         // to be re-initialized each time
 157   1         // it is unplugged from a network.
 158   1         //----------------------------------
 159   1      
 160   1              #if(UART_ENABLED)
                       printf("\n\n *** start ***\n");
                  #endif 
 163   1         do{ 
 164   2            
 165   2            //-------------------------------
 166   2            // Initialize the CP220x
 167   2            //-------------------------------
 168   2            
 169   2            //-----------------------------------------------------------------------
 170   2            // Part A: Hardware Reset and Reset Initialization
 171   2            //
 172   2            // Perform the hardware reset and recommended reset initialization 
 173   2            // procedure listed in the CP220x datasheet.
 174   2            //
 175   2            // After completion, check the return code for any of the following
 176   2            // possible errors:
 177   2            //    OSC_ERROR - oscillator error 
 178   2            //    CAL_ERROR - self-initialization error
 179   2            //    MEM_ERROR - external memory bus error
C51 COMPILER V7.09   MAIN                                                                  07/27/2007 16:06:50 PAGE 4   

 180   2            //-----------------------------------------------------------------------
 181   2            
 182   2            EA = 0;                          // Disable Interrupts
 183   2            
 184   2            error_code = CP220x_HW_Reset();  // Reset and 初始化 the CP220x
 185   2         
 186   2            // Check for the three possible error codes  
 187   2            if(error_code & (OSC_ERROR | CAL_ERROR | MEM_ERROR))
 188   2            {
 189   3               // Print an Error Message
 190   3               #if(UART_ENABLED)
                       printf("\n\n *** Please Reset Device ***\n");
                       #endif 
 193   3               
 194   3               // Place device in an infinite loop if an error occurs   
 195   3             //  while(1);
 196   3            }
 197   2      
 198   2            #if(UART_ENABLED)
                       printf("\n\n *** CP220x_HW_Reset ok ***\n");
                    #endif 
 201   2            YELLOW_LED = 1;
 202   2            //-----------------------------------------------------------------------
 203   2            // Part B: Physical Layer Initialization
 204   2            //
 205   2            // Initialize the physical layer (PHY) for Autonegotiation