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kongzilee |
#####################################################################
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#### ####
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#### SASM Hex to Verilog converter. ####
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#### ####
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#### This file is part of the oks8 cores project ####
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#### http://www.opencores.org/cvsweb.shtml/oks8/ ####
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#### ####
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#### Copyright (C) 2006 Jian Li ####
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#### kongzilee@yahoo.com.cn ####
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#### ####
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#### This source file may be used and distributed without ####
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#### restriction provided that this copyright statement is not ####
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#### removed from the file and that any derivative work contains ####
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#### the original copyright notice and the associated disclaimer.####
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#### ####
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#### THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY ####
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#### EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED ####
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#### TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS ####
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#### FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR ####
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#### OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, ####
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#### INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES ####
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#### (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE ####
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#### GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR ####
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#### BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF ####
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#### LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ####
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#### (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT ####
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#### OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE ####
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#### POSSIBILITY OF SUCH DAMAGE. ####
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#### ####
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#####################################################################
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puts stderr "****************************************************"
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puts stderr "*** SASM Hex to Verilog converter. ***"
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puts stderr "*** Usage: tclsh83 hex2rom.tcl \[*\].hex > \[*\].rom ***"
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puts stderr "****************************************************"
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# Open the source file to converter
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set chan [open [lindex $argv 0]]
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set LineNumber 0
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set state 1
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# Get the lines
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while {[gets $chan line] >= 0} {
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# Only check the even lines
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if {[expr $LineNumber % 2] == 0} {
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if {[string first ":" $line 0] != 0} {
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puts stderr "$LineNumber: The first char is not \[:\] >> \[$line\]"
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break
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}
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set slen [string length $line]
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# Check the end line
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if {[string first "00" $line 1] == 1} {
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if {$slen == 11} {
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set state 0;
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} else {
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puts stderr "$LineNumber: Bad end line >> \[$line\]"
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}
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break
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}
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# Get the position where the code begin
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set hexcode [string range $line 3 6]
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if {[string is xdigit -strict $hexcode] == 0} {
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puts stderr "$LineNumber: Bad Hex Format >> \[$hexcode\]"
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break
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}
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puts "@$hexcode"
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# Get the hexcode and write to the ROM file
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set c 9
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incr slen -11
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while {$slen > 0} {
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set hexcode [string range $line $c [incr c]]
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if {[string is xdigit -strict $hexcode] == 1} {
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puts $hexcode
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incr c
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} else {
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puts stderr "$LineNumber: Bad Hex Format >> \[$hexcode\]"
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set state 2
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break
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}
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incr slen -2
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}
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if {$state == 2} {
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break;
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}
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}
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incr LineNumber
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}
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# Finish
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if {$state == 0} {
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puts stderr "Finish !!!"
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} else {
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puts stderr "Finish with Error(s) !!!"
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}
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close $chan
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