// S19toVHD.cpp : Defines the entry point for the console application.
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// S19toVHD.cpp : Defines the entry point for the console application.
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//
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//
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/*
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/*
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* epedit
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* epedit
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*
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*
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* binary file editer program
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* binary file editer program
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*/
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*/
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#include <stdio.h>
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#include <stdio.h>
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#include <string.h>
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#include <string.h>
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#include <ctype.h>
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#include <ctype.h>
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/*
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/*
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* equates
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* equates
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*/
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*/
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#define EPROM_MAX (1<<16)
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#define EPROM_MAX (1<<16)
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#define CMD_LINE_MAX 80
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#define CMD_LINE_MAX 80
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#define FALSE 0
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#define FALSE 0
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#define TRUE !FALSE
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#define TRUE !FALSE
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#define BINARY 0
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#define BINARY 0
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#define MOTOROLA 1
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#define MOTOROLA 1
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#define INTEL 2
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#define INTEL 2
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#define SMAL32 3
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#define SMAL32 3
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#define VHDL_BIN 4
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#define VHDL_BIN 4
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#define VHDL_BYTE 5
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#define VHDL_BYTE 5
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#define VHDL_WORD 6
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#define VHDL_WORD 6
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/*
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/*
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* global variables
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* global variables
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*/
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*/
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FILE *cmdfp; /* command input pointer */
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FILE *cmdfp; /* command input pointer */
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char cmdbuff[CMD_LINE_MAX];
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char cmdbuff[CMD_LINE_MAX];
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unsigned char eprom_buff[EPROM_MAX]; /* eprom buffer */
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unsigned char eprom_buff[EPROM_MAX]; /* eprom buffer */
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int eprom_top; /* top of EPROM buffer */
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int eprom_top; /* top of EPROM buffer */
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int mod_flag; /* buffer has been modified */
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int mod_flag; /* buffer has been modified */
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int auxflag; /* Auxillary input file specified */
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int auxflag; /* Auxillary input file specified */
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int count;
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int count;
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int checksum;
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int checksum;
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int offset; /* Eprom Buffer memory offset */
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int offset; /* Eprom Buffer memory offset */
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int format_type; /* load / save format type */
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int format_type; /* load / save format type */
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char *hex_str = "0123456789ABCDEF";
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char *hex_str = "0123456789ABCDEF";
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/*
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/*
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* compare a string of specified length
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* compare a string of specified length
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* return TRUE if a match
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* return TRUE if a match
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* return FALSE if no match
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* return FALSE if no match
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* ignore case
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* ignore case
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*/
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*/
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int str_equal( char *s1, char *s2, int len )
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int str_equal( char *s1, char *s2, int len )
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{
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{
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int i;
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int i;
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i = 0;
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i = 0;
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while( i<len )
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while( i<len )
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{
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{
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if( toupper( s1[i] ) == toupper( s2[i] ) )
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if( toupper( s1[i] ) == toupper( s2[i] ) )
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i++;
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i++;
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else return FALSE;
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else return FALSE;
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}
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}
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return TRUE;
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return TRUE;
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}
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}
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int to_hexadecimal( char c )
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int to_hexadecimal( char c )
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{
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{
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int k;
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int k;
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for( k=0; k<16; k++ )
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for( k=0; k<16; k++ )
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{
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{
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if( toupper(c) == hex_str[k] )
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if( toupper(c) == hex_str[k] )
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return k;
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return k;
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}
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}
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return -1;
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return -1;
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}
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}
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/*
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/*
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* extract an address from the command line
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* extract an address from the command line
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* returns an offset to the end of the argument.
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* returns an offset to the end of the argument.
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*/
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*/
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int get_address( char *cb, int *addr )
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int get_address( char *cb, int *addr )
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{
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{
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int i, j, k;
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int i, j, k;
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j = 0;
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j = 0;
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i = 0;
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i = 0;
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while((k = to_hexadecimal(cb[i])) != -1)
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while((k = to_hexadecimal(cb[i])) != -1)
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{
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{
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i++;
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i++;
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j = j *16 + k;
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j = j *16 + k;
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}
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}
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*addr = j;
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*addr = j;
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if( i == 0 )
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if( i == 0 )
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return i;
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return i;
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while( isspace( cb[i]) )
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while( isspace( cb[i]) )
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i++;
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i++;
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return i;
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return i;
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}
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}
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/*
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/*
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* Motorola S1 format to Intel hex format
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* Motorola S1 format to Intel hex format
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* Usage
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* Usage
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* mot2hex <file_name>
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* mot2hex <file_name>
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*/
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*/
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int gethex( FILE *fp_in )
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int gethex( FILE *fp_in )
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{
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{
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int hex;
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int hex;
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hex = fgetc( fp_in );
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hex = fgetc( fp_in );
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return( to_hexadecimal( hex ) );
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return( to_hexadecimal( hex ) );
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}
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}
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int get2hex( FILE *fp_in )
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int get2hex( FILE *fp_in )
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{
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{
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int hexhi, hexlo, byte;
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int hexhi, hexlo, byte;
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hexhi = gethex( fp_in );
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hexhi = gethex( fp_in );
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if( hexhi != -1 )
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if( hexhi != -1 )
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{
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{
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hexlo = gethex( fp_in );
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hexlo = gethex( fp_in );
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if( hexlo != -1 )
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if( hexlo != -1 )
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{
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{
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byte = hexhi * 16 + hexlo;
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byte = hexhi * 16 + hexlo;
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checksum = (checksum + byte) & 0xff;
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checksum = (checksum + byte) & 0xff;
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return byte;
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return byte;
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}
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}
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}
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}
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return -1;
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return -1;
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}
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}
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int get4hex( FILE *fp_in )
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int get4hex( FILE *fp_in )
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{
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{
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int bytehi, bytelo, addr;
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int bytehi, bytelo, addr;
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bytehi = get2hex( fp_in );
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bytehi = get2hex( fp_in );
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if( bytehi != -1 )
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if( bytehi != -1 )
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{
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{
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bytelo = get2hex( fp_in );
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bytelo = get2hex( fp_in );
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if( bytelo != -1 )
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if( bytelo != -1 )
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{
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{
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addr = (bytehi * 256) + bytelo;
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addr = (bytehi * 256) + bytelo;
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return addr;
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return addr;
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}
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}
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}
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}
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return -1;
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return -1;
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}
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}
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int get6hex( FILE *fp_in )
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int get6hex( FILE *fp_in )
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{
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{
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int bytehi, bytemid, bytelow, addr;
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int bytehi, bytemid, bytelow, addr;
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bytehi = get2hex( fp_in );
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bytehi = get2hex( fp_in );
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if( bytehi != -1 )
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if( bytehi != -1 )
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{
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{
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bytemid = get2hex( fp_in );
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bytemid = get2hex( fp_in );
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if( bytemid != -1 )
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if( bytemid != -1 )
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{
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{
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bytelow = get2hex( fp_in );
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bytelow = get2hex( fp_in );
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if( bytelow != -1 )
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if( bytelow != -1 )
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{
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{
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addr = (bytehi << 16) + (bytemid << 8) + bytelow;
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addr = (bytehi << 16) + (bytemid << 8) + bytelow;
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return addr;
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return addr;
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}
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}
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}
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}
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}
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}
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return -1;
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return -1;
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}
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}
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long get8hex( FILE *fp_in )
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long get8hex( FILE *fp_in )
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{
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{
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int wordhi, wordlow;
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int wordhi, wordlow;
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long addr;
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long addr;
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wordhi = get4hex( fp_in );
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wordhi = get4hex( fp_in );
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if( wordhi != -1 )
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if( wordhi != -1 )
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{
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{
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wordlow = get4hex( fp_in );
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wordlow = get4hex( fp_in );
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if( wordlow != -1 )
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if( wordlow != -1 )
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{
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{
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addr = ((long)wordhi << 16) + (long)wordlow;
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addr = ((long)wordhi << 16) + (long)wordlow;
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return addr;
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return addr;
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}
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}
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}
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}
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return -1;
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return -1;
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}
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}
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/*
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/*
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* load motorola formatted file
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* load motorola formatted file
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*/
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*/
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void load_mot( char *fname_in )
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bool load_mot( char *fname_in )
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{
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{
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FILE *fp_in;
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FILE *fp_in;
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int byte, addr, i;
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int byte, addr, i;
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fp_in = fopen( fname_in, "r" );
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fp_in = fopen( fname_in, "r" );
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if( !fp_in )
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if( !fp_in )
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{
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{
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printf( "\nCan't open %s", fname_in );
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printf( "\nCan't open %s", fname_in );
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return;
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return false;
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}
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}
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byte = 0;
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byte = 0;
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addr = 0;
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addr = 0;
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while( byte != -1 )
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while( byte != -1 )
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{
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{
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do {
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do {
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byte = fgetc( fp_in);
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byte = fgetc( fp_in);
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} while( (byte != 'S') && (byte != -1) );
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} while( (byte != 'S') && (byte != -1) );
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byte = fgetc( fp_in );
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byte = fgetc( fp_in );
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checksum = 0;
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checksum = 0;
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if( (byte == '1') || (byte == '2') )
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if( (byte == '1') || (byte == '2') )
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{
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{
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count = get2hex( fp_in );
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count = get2hex( fp_in );
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if( byte == '1' )
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if( byte == '1' )
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{
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{
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addr = get4hex( fp_in );
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addr = get4hex( fp_in );
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count -= 3;
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count -= 3;
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}
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}
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else
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else
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{
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{
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addr = get6hex( fp_in );
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addr = get6hex( fp_in );
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count -= 4;
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count -= 4;
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}
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}
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for( i=0; i<count; i++ )
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for( i=0; i<count; i++ )
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{
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{
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byte = get2hex( fp_in );
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byte = get2hex( fp_in );
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eprom_buff[( addr - offset) % EPROM_MAX ] = (unsigned char)byte;
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eprom_buff[( addr - offset) % EPROM_MAX ] = (unsigned char)byte;
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addr++;
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addr++;
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}
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}
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byte = get2hex( fp_in);
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byte = get2hex( fp_in);
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checksum = (~checksum) & 0xff;
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checksum = (~checksum) & 0xff;
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if( checksum != 0 )
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if( checksum != 0 )
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printf( "\nchecksum error - read check = %02x", byte );
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printf( "\nchecksum error - read check = %02x", byte );
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}
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}
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}
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}
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fclose( fp_in );
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fclose( fp_in );
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return true;
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}
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}
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int put2hex( FILE *fp, int h )
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int put2hex( FILE *fp, int h )
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{
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{
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int i, hex;
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int i, hex;
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hex = (h & 0xf0)>>4;
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hex = (h & 0xf0)>>4;
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i = fputc( (int)hex_str[hex], fp );
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i = fputc( (int)hex_str[hex], fp );
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hex = (h & 0xf);
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hex = (h & 0xf);
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i = fputc( (int)hex_str[hex], fp );
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i = fputc( (int)hex_str[hex], fp );
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checksum = (checksum + h) & 0xff;
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checksum = (checksum + h) & 0xff;
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return i;
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return i;
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}
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}
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int put4hex( FILE * fp, int h )
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int put4hex( FILE * fp, int h )
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{
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{
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int i;
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int i;
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i = put2hex( fp, (h & 0xff00 )>>8 );
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i = put2hex( fp, (h & 0xff00 )>>8 );
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i = put2hex( fp, (h & 0xff) );
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i = put2hex( fp, (h & 0xff) );
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return i;
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return i;
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}
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}
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/*
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/*
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* save VHDL hexadecimal file
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* save VHDL hexadecimal file
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*/
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*/
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void save_vhdl_byte( FILE *fp_out, char *entity_name, int start_addr, int end_addr )
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void save_vhdl_byte( FILE *fp_out, char *entity_name, int start_addr, int end_addr )
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{
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{
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int addr;
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int addr;
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int i,j;
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int i,j;
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int byte;
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int byte;
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j=0;
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j=0;
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fprintf(fp_out, "library IEEE;\n");
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fprintf(fp_out, "library IEEE;\n");
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fprintf(fp_out, " use IEEE.std_logic_1164.all;\n");
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fprintf(fp_out, " use IEEE.std_logic_1164.all;\n");
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fprintf(fp_out, " use IEEE.std_logic_arith.all;\n");
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fprintf(fp_out, " use IEEE.std_logic_arith.all;\n");
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fprintf(fp_out, "library unisim;\n");
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fprintf(fp_out, "library unisim;\n");
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fprintf(fp_out, " use unisim.vcomponents.all;\n");
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fprintf(fp_out, " use unisim.vcomponents.all;\n");
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fprintf(fp_out, "\n");
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fprintf(fp_out, "\n");
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fprintf(fp_out, "entity %s is\n", entity_name);
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fprintf(fp_out, "entity %s is\n", entity_name);
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fprintf(fp_out, " port(\n");
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fprintf(fp_out, " port(\n");
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fprintf(fp_out, " clk : in std_logic;\n");
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fprintf(fp_out, " clk : in std_logic;\n");
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fprintf(fp_out, " rst : in std_logic;\n");
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fprintf(fp_out, " rst : in std_logic;\n");
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fprintf(fp_out, " cs : in std_logic;\n");
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fprintf(fp_out, " cs : in std_logic;\n");
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fprintf(fp_out, " rw : in std_logic;\n");
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fprintf(fp_out, " rw : in std_logic;\n");
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fprintf(fp_out, " addr : in std_logic_vector(10 downto 0);\n");
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fprintf(fp_out, " addr : in std_logic_vector(10 downto 0);\n");
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fprintf(fp_out, " rdata : out std_logic_vector(7 downto 0);\n");
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fprintf(fp_out, " rdata : out std_logic_vector(7 downto 0);\n");
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fprintf(fp_out, " wdata : in std_logic_vector(7 downto 0)\n");
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fprintf(fp_out, " wdata : in std_logic_vector(7 downto 0)\n");
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fprintf(fp_out, " );\n");
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fprintf(fp_out, " );\n");
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fprintf(fp_out, "end %s;\n", entity_name);
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fprintf(fp_out, "end %s;\n", entity_name);
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fprintf(fp_out, "\n");
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fprintf(fp_out, "\n");
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fprintf(fp_out, "architecture rtl of %s is\n", entity_name);
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fprintf(fp_out, "architecture rtl of %s is\n", entity_name);
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fprintf(fp_out, " signal we : std_logic;\n");
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fprintf(fp_out, " signal we : std_logic;\n");
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fprintf(fp_out, " signal dp : std_logic;\n");
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fprintf(fp_out, " signal dp : std_logic;\n");
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fprintf(fp_out, "begin\n");
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fprintf(fp_out, "begin\n");
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fprintf(fp_out, " ROM: RAMB16_S9\n");
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fprintf(fp_out, " ROM: RAMB16_S9\n");
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fprintf(fp_out, " generic map (\n");
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fprintf(fp_out, " generic map (\n");
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for( addr=start_addr; addr<=end_addr; addr+=32 )
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for( addr=start_addr; addr<=end_addr; addr+=32 )
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{
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{
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fprintf( fp_out, " INIT_%02x => x\"", j );
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fprintf( fp_out, " INIT_%02x => x\"", j );
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for(i=31; i>=0; i-- )
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for(i=31; i>=0; i-- )
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{
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{
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byte = (int)eprom_buff[(addr - offset + i) % EPROM_MAX];
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byte = (int)eprom_buff[(addr - offset + i) % EPROM_MAX];
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putc( hex_str[(byte >>4) & 0xf], fp_out );
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putc( hex_str[(byte >>4) & 0xf], fp_out );
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putc( hex_str[byte & 0xf], fp_out );
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putc( hex_str[byte & 0xf], fp_out );
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}
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}
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if (addr+32 < end_addr) {
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if (addr+32 < end_addr) {
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fprintf( fp_out, "\",\n" );
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fprintf( fp_out, "\",\n" );
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} else {
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} else {
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fprintf( fp_out, "\"\n" );
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fprintf( fp_out, "\"\n" );
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}
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}
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j++;
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j++;
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}
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}
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fprintf(fp_out, " )\n");
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fprintf(fp_out, " )\n");
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fprintf(fp_out, " port map (\n");
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fprintf(fp_out, " port map (\n");
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fprintf(fp_out, " do => rdata,\n");
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fprintf(fp_out, " do => rdata,\n");
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fprintf(fp_out, " dop(0) => dp,\n");
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fprintf(fp_out, " dop(0) => dp,\n");
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fprintf(fp_out, " addr => addr,\n");
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fprintf(fp_out, " addr => addr,\n");
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fprintf(fp_out, " clk => clk,\n");
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fprintf(fp_out, " clk => clk,\n");
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fprintf(fp_out, " di => wdata,\n");
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fprintf(fp_out, " di => wdata,\n");
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fprintf(fp_out, " dip(0) => dp,\n");
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fprintf(fp_out, " dip(0) => dp,\n");
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fprintf(fp_out, " en => cs,\n");
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fprintf(fp_out, " en => cs,\n");
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fprintf(fp_out, " ssr => rst,\n");
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fprintf(fp_out, " ssr => rst,\n");
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fprintf(fp_out, " we => we\n");
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fprintf(fp_out, " we => we\n");
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fprintf(fp_out, " );\n");
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fprintf(fp_out, " );\n");
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fprintf(fp_out, " drive_we: process (rw)\n");
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fprintf(fp_out, " drive_we: process (rw)\n");
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fprintf(fp_out, " begin\n");
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fprintf(fp_out, " begin\n");
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fprintf(fp_out, " we <= not rw;\n");
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fprintf(fp_out, " we <= not rw;\n");
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fprintf(fp_out, " end process;\n");
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fprintf(fp_out, " end process;\n");
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fprintf(fp_out, "end architecture rtl;\n\n");
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fprintf(fp_out, "end architecture rtl;\n\n");
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}
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}
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/*
|
/*
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* epedit main program
|
* epedit main program
|
*/
|
*/
|
int main(int argc, char* argv[])
|
int main(int argc, char* argv[])
|
{
|
{
|
int start_addr;
|
int start_addr;
|
int end_addr;
|
int end_addr;
|
int arglen;
|
int arglen;
|
char entity_name_buf[512];
|
char entity_name_buf[512];
|
char hdl_file_buf[1024];
|
char hdl_file_buf[1024];
|
char buf[1024];
|
char buf[1024];
|
char *curpos;
|
char *curpos;
|
FILE *fp_out;
|
FILE *fp_out;
|
|
|
if (argc < 5) {
|
if (argc < 5) {
|
printf("Usage: s19tovhd <s19 file> <base vhd file> <vhdl base entity name> <addr> [<addr> ...]\n");
|
printf("Usage: s19tovhd <s19 file> <base vhd file> <vhdl base entity name> <addr> [<addr> ...]\n");
|
return(-1);
|
return(-1);
|
}
|
}
|
printf("Reading Motorola S19 from file '%s'\n", argv[1]);
|
printf("Reading Motorola S19 from file '%s'\n", argv[1]);
|
printf("VHDL file name '%s'\n", argv[2]);
|
printf("VHDL file name '%s'\n", argv[2]);
|
printf("Base RAM/ROM entity name is '%s'\n", argv[3]);
|
printf("Base RAM/ROM entity name is '%s'\n", argv[3]);
|
load_mot( argv[1] );
|
if (!load_mot( argv[1] )) {
|
|
return(-1);
|
|
}
|
if( (fp_out = fopen( argv[2], "w" )) == NULL ) {
|
if( (fp_out = fopen( argv[2], "w" )) == NULL ) {
|
printf( "\nCan't open '%s' for write ", argv[2] );
|
printf( "\nCan't open '%s' for write ", argv[2] );
|
return(-1);
|
return(-1);
|
}
|
}
|
|
|
for (int cnt=4; cnt<argc; cnt++) {
|
for (int cnt=4; cnt<argc; cnt++) {
|
if( (arglen = get_address( argv[cnt], &start_addr )) == 0 ) {
|
if( (arglen = get_address( argv[cnt], &start_addr )) == 0 ) {
|
printf("Expected hex start address, got %s\n", argv[cnt]);
|
printf("Expected hex start address, got %s\n", argv[cnt]);
|
continue;
|
continue;
|
}
|
}
|
end_addr = start_addr + 2047;
|
end_addr = start_addr + 2047;
|
sprintf(entity_name_buf, "%s_%4X", argv[3], start_addr);
|
sprintf(entity_name_buf, "%s_%4X", argv[3], start_addr);
|
|
|
printf("Entity '%s' (address range '0x%4X'-'0x%4X') written to file '%s'\n",
|
printf("Entity '%s' (address range '0x%4X'-'0x%4X') written to file '%s'\n",
|
entity_name_buf, start_addr, end_addr, argv[2]);
|
entity_name_buf, start_addr, end_addr, argv[2]);
|
save_vhdl_byte( fp_out, entity_name_buf, start_addr, end_addr );
|
save_vhdl_byte( fp_out, entity_name_buf, start_addr, end_addr );
|
}
|
}
|
if (fp_out) fclose(fp_out);
|
if (fp_out) fclose(fp_out);
|
return(0);
|
return(0);
|
}
|
}
|
|
|
|
|
