util/scripts/ucode_h_to_bin.sh

   1 #!/usr/bin/env bash
   2 # SPDX-License-Identifier: BSD-2-Clause
   3
   4 if [ -z "$1" ] || [ -z "$2" ]; then
   5         printf "Usage: %s <output file> \"<microcode .h files>\"\\n" "$0"
   6 fi
   7
   8 OUTFILE=$1
   9 TMPFILE=$(mktemp microcode_XXXX)
  10 cat > "${TMPFILE}.c" << EOF
  11 #include <stdio.h>
  12 unsigned int microcode[] = {
  13 EOF
  14
  15 include_file() {
  16         if [ "${1: -4}" == ".inc" ]; then
  17                 sed '/^;/d' <"$1" | awk '{gsub( /h.*$/, "", $2 ); print "0x" $2 ","; }' \
  18                         >> "${TMPFILE}.c"
  19         else
  20                 echo "#include \"$1\"" >> "${TMPFILE}.c"
  21         fi
  22 }
  23
  24 for UCODE in ${@:2}; do
  25         if [ -d "$UCODE" ]; then
  26                 for f in "$UCODE/"*.inc
  27                 do
  28                         include_file "$f"
  29                 done
  30         else
  31                 include_file "$UCODE"
  32         fi
  33 done
  34
  35 cat >> "${TMPFILE}.c" << EOF
  36 };
  37 int main(void)
  38 {
  39         FILE *f = fopen("$OUTFILE", "wb");
  40         fwrite(microcode, sizeof(microcode), 1, f);
  41         fclose(f);
  42         return 0;
  43 }
  44 EOF
  45
  46 gcc -o "$TMPFILE" "${TMPFILE}.c"
  47 [ -f "${TMPFILE}.exe" ] && mv "${TMPFILE}.exe" "$TMPFILE"
  48 "./$TMPFILE"
  49 rm "$TMPFILE" "${TMPFILE}.c"