AT91SAM7S256-BasicFlash

//*---------------------------------------------------------------------------- //* 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 : Debug.c //* Object : Debug menu //* Creation : JPP 16/May/2004 //* Modif : JPM 16/Nov/2004 //*---------------------------------------------------------------------------- #include <stdio.h> // Include Standard files #include "Board.h" #include "Flash.h" /*---------------------------- Global Variable ------------------------------*/ char message[512]; //*--------------------------1-------------------------------------------------- //* \fn AT91F_DBGU_Printk //* \brief This function is used to send a string through the DBGU channel //*---------------------------------------------------------------------------- void AT91F_DBGU_Printk( char *buffer) { while(*buffer != '\0') { while (!AT91F_US_TxReady((AT91PS_USART)AT91C_BASE_DBGU)); AT91F_US_PutChar((AT91PS_USART)AT91C_BASE_DBGU, *buffer++); } } //*---------------------------------------------------------------------------- //* \fn AT91F_US_Get //* \brief Get a Char on USART //*---------------------------------------------------------------------------- int AT91F_US_Get( char *val) { if ((AT91F_US_RxReady((AT91PS_USART)AT91C_BASE_DBGU)) == 0) return (false); else { *val= AT91F_US_GetChar((AT91PS_USART)AT91C_BASE_DBGU); return (true); } } //*---------------------------------------------------------------------------- //* \fn AT91F_DBGU_scanf //* \brief Get a string on USART and manage Backspace and echo //*---------------------------------------------------------------------------- void AT91F_DBGU_scanf(char * type,unsigned int * val) {//* Begin unsigned int read = 0; char buff[10]; unsigned int nb_read =0; while( (read != 0x0D) & (nb_read != sizeof(buff)) ) { //* wait the USART Ready for reception while((AT91C_BASE_DBGU->DBGU_CSR & AT91C_US_RXRDY) == 0 ) ; //* Get a char read = AT91C_BASE_DBGU->DBGU_RHR ; buff[nb_read]= (char)read; //* Manage Backspace while((AT91C_BASE_DBGU->DBGU_CSR & AT91C_US_TXRDY) ==0) {} if ((char)read == 0x08) { if ( nb_read != 0 ) { nb_read--; AT91C_BASE_DBGU->DBGU_THR = read; } } else { //* echo AT91C_BASE_DBGU->DBGU_THR = read; nb_read++; } } //* scan the value sscanf(buff,type,val); }//* End //*---------------------------------------------------------------------------- //* \fn AT91F_DBGU_Flash //* \brief print address and size //*---------------------------------------------------------------------------- void AT91F_DBGU_Flash(unsigned int add, unsigned int size) { sprintf( message,"Start 0x%X size 0x%X (%d)\n\r" ,add, size, size); AT91F_DBGU_Printk(message); } //*---------------------------------------------------------------------------- //* \fn AT91F_Print_Memory //* \brief Print a memory area add: xx xx xx xx //*---------------------------------------------------------------------------- void AT91F_Print_Memory(unsigned int add, unsigned int size) { unsigned int i; unsigned int * start_add = (unsigned int *) add; AT91F_DBGU_Flash(add,size); for (i=0 ; i < size ; i+=4) { sprintf( message,"At 0x%X: 0x%X 0x%X 0x%X 0x%X\n\r",&start_add[i], start_add[i], start_add[i+1], start_add[i+2], start_add[i+3] ); AT91F_DBGU_Printk(message); } } //*---------------------------------------------------------------------------- //* \fn AT91F_Flash_Lock_info //* \brief Print Flash NVM bit //*---------------------------------------------------------------------------- void AT91F_Flash_Lock_info(void) { sprintf(message,"\n\rMC_FSR Value: 0x%X\n\r",AT91C_BASE_MC->MC_FSR); AT91F_DBGU_Printk(message); if (AT91F_Flash_Lock_Status()!=0) AT91F_DBGU_Printk("Lock Bit is set\n\r"); if (AT91F_NVM_Status() !=0) AT91F_DBGU_Printk("NVM Bit is set\n\r"); if (AT91F_SET_Security_Status() !=0) AT91F_DBGU_Printk("Security Bit is set\n\r"); } //*---------------------------------------------------------------------------- //* \fn menu //* \brief Debug menu //*---------------------------------------------------------------------------- void menu(void) { unsigned int * start_add; int i,size,page; char val; unsigned int status, buff[FLASH_PAGE_SIZE_LONG*10]; //* Data initialization size = FLASH_PAGE_SIZE_BYTE; page = 0; start_add = ( unsigned int *) AT91C_IFLASH; AT91F_DBGU_Flash (( unsigned int)start_add,size); for (i=0; i < FLASH_PAGE_SIZE_LONG*4; i++) { buff[i] = 0xAABBCC00+i;} AT91F_DBGU_Printk("\n\rMenu:\n\r1) Flash Info\n\r2) Dump Entire Flash\n\r3) Write One Page\n\r4) Write Several Pages\n\r5) Erase Entire Flash\n\r6) Set Lock Bit\n\r7) Clear Lock Bit\n\r8) Clear All Lock Bits\n\r9) Set All Lock Bits\n\rA) Set Security Bit\n\rEnter:"); //* Loop menu while (1) { if (AT91F_US_Get(&val)) switch (val) { case '1': //* Flash Info AT91F_Flash_Lock_info(); if (AT91F_Flash_Check_Erase((unsigned int*)AT91C_IFLASH,AT91C_IFLASH_SIZE/4) ) AT91F_DBGU_Printk("Flash is erased\n\r"); else AT91F_DBGU_Printk("Flash is not erased !\n\r"); AT91F_DBGU_Printk("\n\rMenu:\n\r1) Flash Info\n\r2) Dump Entire Flash\n\r3) Write One Page\n\r4) Write Several Pages\n\r5) Erase Entire Flash\n\r6) Set Lock Bit\n\r7) Clear Lock Bit\n\r8) Clear All Lock Bits\n\r9) Set All Lock Bits\n\rA) Set Security Bit\n\rEnter:"); break; case '2': // Dump Flash AT91F_Print_Memory((unsigned int)start_add,AT91C_IFLASH_SIZE/4); AT91F_DBGU_Printk("\n\rMenu:\n\r1) Flash Info\n\r2) Dump Entire Flash\n\r3) Write One Page\n\r4) Write Several Pages\n\r5) Erase Entire Flash\n\r6) Set Lock Bit\n\r7) Clear Lock Bit\n\r8) Clear All Lock Bits\n\r9) Set All Lock Bits\n\rA) Set Security Bit\n\rEnter:"); break; case '3'://* Write One Page AT91F_DBGU_Printk("\n\rPage Number:"); AT91F_DBGU_scanf("%d",(unsigned int*)&page ); start_add = ( unsigned int *) AT91C_IFLASH + ( page * FLASH_PAGE_SIZE_LONG); AT91F_DBGU_Flash((unsigned int)start_add,FLASH_PAGE_SIZE_LONG); if (AT91F_Flash_Write((unsigned int)start_add ,FLASH_PAGE_SIZE_BYTE ,(unsigned int*) &buff) ) AT91F_DBGU_Printk("Flash has been written correctly\n\r"); else AT91F_DBGU_Printk("Flash has not been written correctly !\n\r"); AT91F_Print_Memory((unsigned int)start_add,FLASH_PAGE_SIZE_BYTE/4); AT91F_DBGU_Printk("\n\rMenu:\n\r1) Flash Info\n\r2) Dump Entire Flash\n\r3) Write One Page\n\r4) Write Several Pages\n\r5) Erase Entire Flash\n\r6) Set Lock Bit\n\r7) Clear Lock Bit\n\r8) Clear All Lock Bits\n\r9) Set All Lock Bits\n\rA) Set Security Bit\n\rEnter:"); break; case '4'://* Write Several Pages AT91F_DBGU_Printk("\n\rAddress (Hex value):"); AT91F_DBGU_scanf("%X",(unsigned int*)&size ); start_add = (unsigned int *)size; AT91F_DBGU_Printk("\n\rSize in byte (Dec value):"); AT91F_DBGU_scanf("%d",(unsigned int*