From d963772c6633a0610898aaba2ae90d461e8f2de8 Mon Sep 17 00:00:00 2001
From: nishi <nishi@vegaa.systems>
Date: Fri, 7 Jul 2023 23:40:27 +0000
Subject: should be working, should be

git-svn-id: https://svn.vegaa.systems/svn/vega-Vega/trunk@7 a8a8aea2-181d-ee11-89e8-15fd0e089fc4
---
 tools/cross.sh         | 148 +++++++++++++++++++++++++++++++++++++++++++++++++
 tools/ksyms            |  10 ++++
 tools/meta-rip         |  42 ++++++++++++++
 tools/update-copyright |  12 ++++
 4 files changed, 212 insertions(+)
 create mode 100644 tools/cross.sh
 create mode 100755 tools/ksyms
 create mode 100755 tools/meta-rip
 create mode 100755 tools/update-copyright

(limited to 'tools')

diff --git a/tools/cross.sh b/tools/cross.sh
new file mode 100644
index 0000000..77e47de
--- /dev/null
+++ b/tools/cross.sh
@@ -0,0 +1,148 @@
+#!/bin/bash
+
+#
+# Copyright (c) 2023 Ian Marco Moffett and the VegaOS team.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice,
+#    this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+# 3. Neither the name of VegaOS nor the names of its contributors may be used
+#    to endorse or promote products derived from this software without
+#    specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+
+################################################################
+# Configuration
+################################################################
+
+# Exit if there is an error
+set -e
+
+# Target to use
+TARGET=$1-elf
+
+# Versions to build
+# Always use the latest working version (test before updating)
+BUT_VER=2.40
+GCC_VER=13.1.0
+
+# Tar file extension to use
+# Always use the one with the smallest file size (check when updating version)
+BUT_EXT=xz
+GCC_EXT=xz
+
+# Multicore builds
+
+if [ "$(uname)" = "FreeBSD" ]; then
+  CORES=$(($(sysctl -n hw.ncpu) + 1))
+  LOAD=$(sysctl -n hw.ncpu)
+else
+  CORES=$(($(nproc) + 1))
+  LOAD=$(nproc)
+fi
+
+PREFIX="$(pwd)/cross"
+export PATH="$PREFIX/bin:$PATH"
+
+echo "Building $TARGET Binutils $BUT_VER and GCC $GCC_VER..."
+echo "Cores: $CORES, load: $LOAD"
+
+################################################################
+# Source Tarballs
+################################################################
+
+BUT_TARBALL=binutils-$BUT_VER.tar.$BUT_EXT
+GCC_TARBALL=gcc-$GCC_VER.tar.$GCC_EXT
+
+mkdir -p buildcc
+cd buildcc
+
+# Download tarballs
+echo "Downloading Binutils tarball..."
+if [ ! -f $BUT_TARBALL ]; then
+    wget https://ftp.gnu.org/gnu/binutils/$BUT_TARBALL
+fi
+
+echo "Downloading GCC tarball..."
+if [ ! -f $GCC_TARBALL ]; then
+    wget https://ftp.gnu.org/gnu/gcc/gcc-$GCC_VER/$GCC_TARBALL
+fi
+
+# Unzip tarballs
+printf "%s" "Unzipping Binutils tarball"
+tar -xf $BUT_TARBALL
+echo "" # Newline :~)
+printf "%s" "Unzipping GCC tarball"
+tar -xf $GCC_TARBALL
+
+################################################################
+# Building
+################################################################
+
+echo "Removing old build directories..."
+rm -rf buildcc-gcc build-binutils
+
+# Build binutils
+mkdir buildcc-binutils
+cd buildcc-binutils
+echo "Configuring Binutils..."
+../binutils-$BUT_VER/configure --target=$TARGET --prefix="$PREFIX" --with-sysroot --disable-nls --disable-werror
+echo "Building Binutils..."
+make -j$CORES -l$LOAD
+echo "Installing Binutils..."
+make install -j$CORES -l$LOAD
+cd ..
+
+# Build gcc
+cd gcc-$GCC_VER
+echo "Downloading prerequisites for GCC..."
+contrib/download_prerequisites
+cd ..
+mkdir buildcc-gcc
+cd buildcc-gcc
+echo "Configuring GCC..."
+../gcc-$GCC_VER/configure --target=$TARGET --prefix="$PREFIX" --disable-nls --enable-languages=c --without-headers
+echo "Building all-gcc..."
+make all-gcc -j$CORES -l$LOAD
+echo "Building all-target-libgcc..."
+make all-target-libgcc -j$CORES -l$LOAD
+echo "Installing GCC..."
+make install-gcc -j$CORES -l$LOAD
+echo "Installing target-libgcc..."
+make install-target-libgcc -j$CORES -l$LOAD
+cd ../..
+
+echo "Removing build directory..."
+rm -rf buildcc
+
+echo "Build complete, binaries are in $PREFIX/bin"
+
+################################################################
+# Basic Testing (just prints info for now)
+################################################################
+
+echo "Testing GCC..."
+$TARGET-gcc -v
+
+echo "Testing LD..."
+$TARGET-ld -v
+
+echo "Done!"
diff --git a/tools/ksyms b/tools/ksyms
new file mode 100755
index 0000000..f09203f
--- /dev/null
+++ b/tools/ksyms
@@ -0,0 +1,10 @@
+#!/bin/bash
+# $Id$
+
+rm -f $1
+printf "#include <sys/types.h>\n\nstruct kernel_symbol" > $1
+printf " {\n\tuint64_t addr;\n\tchar* name;\n};\n\n" >> $1
+printf "const struct kernel_symbol g_ksym_table[] = {\n" >> $1
+nm $2 | grep " [tT] " | awk '{ print " { .addr = 0x"$1", .name = \""$3"\" }," }' | sort >> $1
+printf "    { .addr = (size_t)-1, .name = \"\" }\n};\n\n" >> $1
+printf "const int ksym_elem_count = sizeof(g_ksym_table) / sizeof(*g_ksym_table);\n" >> $1
diff --git a/tools/meta-rip b/tools/meta-rip
new file mode 100755
index 0000000..873a003
--- /dev/null
+++ b/tools/meta-rip
@@ -0,0 +1,42 @@
+#!/bin/bash
+# $Id$
+
+if [[ ! -f $1 ]]
+then
+    echo "File not found: $1"
+    exit
+fi
+
+readelf -S $1 | grep -q "\.meta\.note" > /dev/null
+if [ $? -ne 0 ]
+then
+    echo "No metadata in ELF; '.meta.note' non-existent"
+    exit
+fi
+
+meta=$(objcopy $1 /dev/null --dump-section .meta.note=/dev/stdout | cat | tr -d '\0')
+
+# Remove the leading and trailing '$' characters
+meta=${meta#'$'}
+meta=${meta%'$'}
+
+# Use regular expression to extract the cookie, filename, author, and description
+if [[ $meta =~ ^([^:]+):\s*([^,]+),\s*([^,]+),\s*(.*)$ ]]; then
+    cookie=${BASH_REMATCH[1]}
+    filename=${BASH_REMATCH[2]}
+    author=${BASH_REMATCH[3]}
+    description=${BASH_REMATCH[4]}
+    cookie=${cookie%?}  # Remove the last character
+fi
+
+if [[ $cookie != "Vega" ]]
+then
+    echo "Invalid cookie found!"
+    exit
+fi
+
+echo "Cookie: $cookie"
+echo "Filename: $filename"
+echo "Author: $author"
+echo "Description: $description"
+
diff --git a/tools/update-copyright b/tools/update-copyright
new file mode 100755
index 0000000..934803e
--- /dev/null
+++ b/tools/update-copyright
@@ -0,0 +1,12 @@
+#!/bin/bash
+# $Id$
+
+# Set the current year as a variable
+current_year=$(date +"%Y")
+
+# Find all files in the sys/ directory and its subdirectories
+find . -type f -print0 | while read -d $'\0' file
+do
+  # Replace the old copyright notice with the new one
+  sed -i "s/\(Copyright (c) \)[0-9]\{4\}\(.*\)/\1${current_year}\2/g" "${file}"
+done
-- 
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