flash_menu.c

ARM入门的好帮手.包含了从简单到相对较复杂的程序.

//*----------------------------------------------------------------------------
//*      ATMEL Microcontroller Software Support  -  ROUSSET  -
//*----------------------------------------------------------------------------
//* The software is delivered "AS IS" without warranty or condition of any
//* kind, either express, implied or statutory. This includes without
//* limitation any warranty or condition with respect to merchantability or
//* fitness for any particular purpose, or against the infringements of
//* intellectual property rights of others.
//*----------------------------------------------------------------------------
//* File Name           : flash_menu.c
//* Object              : Flash tool
//*                       This project can be run on all EBxx Targes
//*
//* 1.0 01/11/00 JPP    : Creation
//*----------------------------------------------------------------------------

//* --------------------------- include file ----------------------------------
#include <stdio.h>


//* Driver description
#include "drivers/com/com.h"                    //* Communication driver
#include "drivers/flash/lib_flash_at49.h"

//* --------------------------- Constant definition ---------------------------


//* ------------------------------  extern function  --------------------------

extern int get_val( int val ,char * type);
extern int Get_Command(const char * menu);

//* ------------------------------  extern global data  -----------------------

extern const FlashAt49BVDef FlashTable[NB_FLASH_SUPPORTED];

//* ------------------------------  Local variable ----------------------------


static const char flash_menu_msg[]=
{
"\n\r  COMMAND MENU: flash\n\r"
"  0)  Info\n\r"
"  1)  Get global value\n\r"
"  2)  Test Flash Erase\n\r"
"  3)  Erase all sector\n\r"
"  4)  Write Contant in all sector\n\r"
"  5)  Erase all chip\n\r"
"Enter command to execute: "
};

extern char            message[512];
extern ComDesc         COM;
extern int             base_address;
extern FlashAt49BVDef  *flash;

//*----------------------------------------------------------------------------
//* Function Name       : flash_menu
//* Object              : flash tools
//* Input Parameters    : None
//* Output Parameters   : None
//*----------------------------------------------------------------------------
void flash_menu(void)
{
int     command = 0;
int     cmpt,sector,sector_nb;
u_int   current_address;
flash_word data;

    //init global data
    while(command!=99)
  	{
    	command = Get_Command(flash_menu_msg);
    switch(command)
    {

     case 1: /* Get global value */
            //* work Base address
            at91_print(&COM,"Get the base addres to write:");
            base_address = get_val(base_address,"%08X");
            //* Constant for write Flash
            at91_print(&COM,"Get constant to write:");
            data = get_val(data,"%04X");
			//* Input data echo
     case 0: //* print Info
            sprintf(message,"Echo base flash address: 0x%08X const value 0x%04X \n\r",
            base_address,data);
            at91_print(&COM,message);
          break;

     case 2: //*  Test Flash Erase
             if ( flash !=0)
             { //* if is Flash
                 for (cmpt = 0 , sector_nb = 0 , current_address = base_address ;cmpt < flash->flash_block_nb ; cmpt++)
                 {
                    for (sector = 0 ;sector < flash->flash_org[cmpt].sector_number ; sector++,sector_nb++,current_address += flash->flash_org[cmpt].sector_size)
                    {
                        if (  flash_at49_check_sector_erased ((flash_word *)current_address,flash->flash_org[cmpt].sector_size))
                        {
                            sprintf(message,"sector %d OK",sector_nb);
                        }
                        else
                        {
                            sprintf(message,"sector %d NOK",sector_nb);
                        }
                     at91_print(&COM,message);
                     at91_print_crlf(&COM);
                     }
                 }
              }
              else
              { //* no Flash detect
                 at91_print(&COM,"Flash Unknow or RAM");
              }
          break;
     case 3://* Erase all sector
             if ( flash !=0)
             { //* if is Flash
                 for (cmpt = 0 , current_address = base_address ;cmpt < flash->flash_block_nb ; cmpt++)
                 {
                    for (sector = 0 ;sector < flash->flash_org[cmpt].sector_number ; sector++,current_address += flash->flash_org[cmpt].sector_size)
                    {
                        if (flash_at49_erase_sector ((flash_word *)base_address,(flash_word *)current_address))
                        {
                        at91_print(&COM,".");
                        }
                        else
                        {
                        at91_print(&COM,"ERROR");
                        }
                    }
                 }
              }
              else
              { //* no Flash detect
                 at91_print(&COM,"Flash Unknow or RAM");
              }
              at91_print_crlf(&COM);
          break;
     case 4: //* Write Contant in all sector
             if ( flash !=0)
             { //* if is Flash
                 for (cmpt = 0 , sector_nb = 0 , current_address = base_address ;cmpt < ((flash->flash_size)/2) ; cmpt++, current_address+=2)
                 {
                    if ( flash_at49_write_flash ( (flash_word *)base_address,(flash_word *) current_address,(flash_word) data ))
                    {
                        sector++;
                        if ( (sector % 2048)==0) at91_print(&COM,"+");
                    }
                    else
                    {
                        at91_print(&COM,"Write ERROR !!!!\n\r");
                        cmpt =flash->flash_size;
                    }
                  }
              }
              else
              { //* no Flash detect
                 at91_print(&COM,"Flash Unknow or RAM");
              }
          break;
     case 5: //* Erase all chip
             if ( flash !=0)
             { //* if is Flash
                  if (flash_at49_erase_flash ( flash,(flash_word *)base_address ))
                  {
                        at91_print(&COM,"Flash esared\n\r");
                  }
                  else
                  {
                        at91_print(&COM,"Flash not esare !!!!\n\r");
                  }

              }
              else
              { //* no Flash detect
                 at91_print(&COM,"Flash Unknow or RAM");
              }
          break;

    default:         /*  invalid command  */
        at91_print(&COM,"Invalid command entered. Please enter again!\n\r");
    }
  }
}