opensbi: Build from source

opensbi/opensbi.SlackBuild

@@ -49,22 +49,29 @@ set -e
 rm -rf $PKG
 mkdir -p $TMP $PKG $OUTPUT
 cd $TMP
-rm -rf $PRGNAM-$VERSION-rv-bin
-tar xvf $CWD/$PRGNAM-$VERSION-rv-bin.tar.xz
-cd $PRGNAM-$VERSION-rv-bin
+rm -rf $PRGNAM-$VERSION riscv64-lp64d--glibc--stable-2025.08-1.tar
+tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
+tar xvf $CWD/riscv64-lp64d--glibc--stable-2025.08-1.tar.xz
+
+cd $PRGNAM-$VERSION
 chown -R root:root .
 find -L . \
  \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
   -o -perm 511 \) -exec chmod 755 {} \; -o \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
+make \
+  PLATFORM=generic \
+  CROSS_COMPILE=$TMP/riscv64-lp64d--glibc--stable-2025.08-1/bin/riscv64-linux- \
+  PLATFORM_RISCV_XLEN=32
+make docs
 
-mkdir -p $PKG/usr/share/opensbi
-mv share/opensbi/ilp32 share/opensbi/lp64 $PKG/usr/share/opensbi/
+mkdir -p $PKG/usr/share/opensbi/ilp32/generic/firmware
+mv build/platform/generic/firmware/*.{elf,bin} $PKG/usr/share/opensbi/ilp32/generic/firmware
 
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
 cp -a \
-  share/opensbi/docs/refman.pdf \
+  build/docs/latex/refman.pdf \
   $PKG/usr/doc/$PRGNAM-$VERSION
 cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild