tinyriscv-openocd/contrib/gen-stellaris-part-header.pl

92 lines
2.4 KiB
Perl
Executable File

#!/usr/bin/perl
# Automatically generates the StellarisParts struct in src/flash/nor/stellaris.c
# Uses the header files from TI/Luminary's StellarisWare complete Firmware Development Package
# available from: http://www.luminarymicro.com/products/software_updates.html
$comment = "// Autogenerated by contrib/gen-stellaris-part-header.pl
// From Stellaris Firmware Development Package revision";
$struct_header = "static struct {
uint32_t partno;
const char *partname;
} StellarisParts[] =
{
";
$struct_footer = "\t{0,\"Unknown part\"}\n};\n";
$#ARGV == 1 || die "Usage: $0 <inc directory> <output file>\n";
-d $ARGV[0] || die $ARGV[0]." is not a directory\n";
$dir = $ARGV[0];
-f $ARGV[1] || die $ARGV[1]." is not a file\n";
$file = $ARGV[1];
print STDERR "Scanning $dir, Updating $file\n";
opendir(DIR, $dir) || die "can't open $dir: $!";
@files = readdir(DIR);
closedir(DIR);
@short_files = sort(grep(/lm3s...\.h/, @files));
@long_files = sort(grep(/lm3s....\.h/, @files));
$ver = 0;
$new_struct = $struct_header;
process_file(@short_files);
process_file(@long_files);
$new_struct .= $struct_footer;
$dump = "$comment $ver\n$new_struct";
{
local($/, *INPUT);
open(INPUT, $file) || die "can't open $file: $!";
$contents = <INPUT>;
close(INPUT);
}
$old_struct = qr/((^\/\/.*?\n)*)\Q$struct_header\E.*?$struct_footer/sm;
$contents =~ s/$old_struct/$dump/;
open(OUTPUT, ">$file") || die "can't open file $file for writing: $!";
print OUTPUT $contents;
close(OUTPUT);
sub process_file {
foreach $h_file (@_) {
($base) = ($h_file =~ m/lm3s(.{3,4})\.h/ig);
$base = uc($base);
local($/, *FILE);
open(FILE, "$dir/$h_file");
$content = <FILE>;
close(FILE);
$invalid = 0;
if ($content =~ /This is part of revision (\d+) of/) {
if ($ver != 0 and $ver != $1) {
print STDERR "File version mismatch: $ver != $1\n";
$ver = max($ver, $1);
} else {
$ver = $1;
}
}
if ($content =~ /SYSCTL_DID1_VER_[^M]\s+0x(\S+)/) {
$did1_ver = hex($1);
} else {
print STDERR "$h_file is missing SYSCTL_DID1_VER\n";
$did1_ver = 255;
$invalid = 1;
}
if ($content =~ /SYSCTL_DID1_PRTNO_$base\s+0x(\S+)/) {
$prtno = hex($1);
} else {
print STDERR "$h_file is missing SYSCTL_DID1_PRTNO\n";
$prtno = 0;
$invalid = 1;
}
$id = ($did1_ver | $prtno) >> 16;
$new_member = sprintf "{0x%04X,\"LM3S%s\"},", $id, $base;
if ($invalid == 1) {
#$new_struct .= "\t//$new_member\t// Invalid\n";
} else {
$new_struct .= "\t$new_member\n";
}
}
}