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-rwxr-xr-xscripts/cross.sh66
-rwxr-xr-xscripts/mkroot.sh45
2 files changed, 27 insertions, 84 deletions
diff --git a/scripts/cross.sh b/scripts/cross.sh
deleted file mode 100755
index bee836ec..00000000
--- a/scripts/cross.sh
+++ /dev/null
@@ -1,66 +0,0 @@
-#!/bin/bash
-
-# Convenience wrapper to set $CROSS_COMPILE from short name using "ccc"
-# symlink (Cross C Compiler) to a directory of cross compilers named
-# $TARGET-*-cross. Tested with scripts/mcm-buildall.sh output.
-
-# Usage: scripts/cross.sh $TARGET make distclean defconfig toybox
-# With no arguments, lists available targets. Use target "all" to iterate
-# through each $TARGET from the list.
-
-trap "exit 1" INT
-
-CCC="$(dirname "$(readlink -f "$0")")"/../ccc
-if [ ! -d "$CCC" ]
-then
- echo "Create symlink 'ccc' to cross compiler directory, ala:"
- echo " ln -s ~/musl-cross-make/ccc ccc"
- exit 1
-fi
-
-unset X Y
-
-# Display target list?
-list()
-{
- ls "$CCC" | sed -n 's/-.*//p' | sort -u | xargs
-}
-[ $# -eq 0 ] && list && exit
-
-[ -z "$TOP" ] && TOP="$PWD/root/log"
-mkdir -p "$TOP" || exit 1
-
-X="$1"
-shift
-
-# build all targets?
-if [ "$X" == all ]
-then
- for TARGET in $(list)
- do
- LOG="$TOP/cross-log-$TARGET"
- {
- export TARGET
- echo -en "\033]2;$TARGET $*\007"
-
- rm -f "$LOG".{failed,success}
- "$0" $TARGET "$@" 2>&1
- X=$?
- [ $X -eq 0 ] && mv "$LOG".{txt,success}
- } |& tee "$LOG".txt
- [ ! -e "$LOG".success ] && { mv "$LOG".{txt,failed};[ -z "$ALL" ] && break;}
- done
-
- exit
-fi
-
-# Call command with CROSS_COMPILE= as its first argument
-
-Y=$(echo "$CCC/$X"-*cross)
-Z=$(basename "$Y")
-Y=$(readlink -f "$CCC"/$X-*cross)
-export TARGET="${Z/-*/}"
-X="$Y/bin/${Z/-cross/-}"
-[ ! -e "${X}cc" ] && echo "${X}cc not found" && exit 1
-
-CROSS_COMPILE="$X" "$@"
diff --git a/scripts/mkroot.sh b/scripts/mkroot.sh
index 371ba48f..faf387db 100755
--- a/scripts/mkroot.sh
+++ b/scripts/mkroot.sh
@@ -2,19 +2,33 @@
# Clear environment variables by restarting script w/bare minimum passed through
[ -z "$NOCLEAR" ] &&
- exec env -i NOCLEAR=1 HOME="$HOME" PATH="$PATH" LINUX="$LINUX" \
+ exec env -i NOCLEAR=1 HOME="$HOME" PATH="$PATH" LINUX="$LINUX" CROSS="$CROSS"\
CROSS_COMPILE="$CROSS_COMPILE" CROSS_SHORT="$CROSS_SHORT" "$0" "$@"
+die() { echo "$@" >&2; exit 1; }
+announce() { echo -e "\033]2;$CROSS_SHORT $*\007\n=== $*"; }
+getcross() { X="$(echo "$CCC/$1"-*cross/bin/"$1"*-cc)"; echo "${X%cc}"; }
+
# assign command line NAME=VALUE args to env vars
while [ $# -ne 0 ]; do
X="${1/=*/}" Y="${1#*=}"
- [ "${1/=/}" != "$1" ] && eval "export $X=\"\$Y\"" || echo "unknown $i"
+ [ "${1/=/}" != "$1" ] && eval "export $X=\"\$Y\"" || PKG="$PKG $i"
shift
done
+if [ ! -z "$CROSS" ]; then
+ [ ! -d "${CCC:=$PWD/ccc}" ] && die "No ccc symlink to compiler directory."
+ CCCLIST="$(ls "$CCC" | sed -n 's/-.*//p' | sort -u | xargs)"
+ if [ "$CROSS" == all ]; then
+ for i in $CCCLIST; do CROSS_COMPILE="$(getcross $i)" exec "$0" "$@"; done
+ elif [ ! -e "${CROSS_COMPILE:=$(getcross $CROSS)}cc" ]; then
+ ls "$CCC" | sed -n 's/-.*//p' | sort -u | xargs
+ exit 0
+ fi
+fi
+
# If we're cross compiling, set appropriate environment variables.
if [ -z "$CROSS_COMPILE" ]; then
- echo "Building natively"
if ! cc --static -xc - -o /dev/null <<< "int main(void) {return 0;}"; then
echo "Warning: host compiler can't create static binaries." >&2
sleep 3
@@ -23,18 +37,15 @@ else
CROSS_PATH="$(dirname "$(which "${CROSS_COMPILE}cc")")"
CROSS_BASE="$(basename "$CROSS_COMPILE")"
[ -z "$CROSS_SHORT" ] && CROSS_SHORT="${CROSS_BASE/-*/}"
- echo "Cross compiling to $CROSS_SHORT"
- if [ -z "$CROSS_PATH" ]; then
- echo "no ${CROSS_COMPILE}cc in path" >&2
- exit 1
- fi
+ [ -z "$CROSS_PATH" ] && die "no ${CROSS_COMPILE}cc in path"
fi
+echo "Building for ${CROSS_SHORT:=host}"
# set up directories (can override most of these paths on cmdline)
TOP="$PWD/root"
[ -z "$BUILD" ] && BUILD="$TOP/build"
[ -z "$AIRLOCK" ] && AIRLOCK="$TOP/airlock"
-[ -z "$OUTPUT" ] && OUTPUT="$TOP/${CROSS_SHORT:-host}"
+[ -z "$OUTPUT" ] && OUTPUT="$TOP/$CROSS_SHORT"
[ -z "$ROOT" ] && ROOT="$OUTPUT/${CROSS_BASE}fs" && rm -rf "$ROOT"
MYBUILD="$BUILD/${CROSS_BASE:-host-}tmp"
rm -rf "$MYBUILD" && mkdir -p "$MYBUILD" || exit 1
@@ -42,7 +53,7 @@ rm -rf "$MYBUILD" && mkdir -p "$MYBUILD" || exit 1
# Stabilize cross compiling by providing known $PATH contents
if [ ! -z "$CROSS_COMPILE" ]; then
if [ ! -e "$AIRLOCK/toybox" ]; then
- echo === Create airlock dir
+ announce "airlock"
PREFIX="$AIRLOCK" KCONFIG_CONFIG="$TOP"/.airlock CROSS_COMPILE= \
make clean defconfig toybox install_airlock &&
rm "$TOP"/.airlock || exit 1
@@ -99,6 +110,7 @@ echo -e 'root:x:0:\nguest:x:500:\nnobody:x:65534:' > "$ROOT"/etc/group &&
echo "nameserver 8.8.8.8" > "$ROOT"/etc/resolv.conf || exit 1
# Build toybox
+announce toybox
make clean
make $([ -z .config ] && echo defconfig || echo silentoldconfig)
LDFLAGS=--static PREFIX="$ROOT" make toybox install || exit 1
@@ -135,7 +147,6 @@ else
# Each target needs board config, serial console, RTC, ethernet, block device.
if [ "$TARGET" == armv5l ]; then
-
# This could use the same VIRT board as armv7, but let's demonstrate a
# different one requiring a separate device tree binary.
QEMU="arm -M versatilepb -net nic,model=rtl8139 -net user"
@@ -172,12 +183,10 @@ else
elif [ "$TARGET" == powerpc ]; then
KARCH=powerpc QEMU="ppc -M g3beige" KARGS=ttyS0 VMLINUX=vmlinux
KCONF=ALTIVEC,PPC_PMAC,PPC_OF_BOOT_TRAMPOLINE,IDE,IDE_GD,IDE_GD_ATA,BLK_DEV_IDE_PMAC,BLK_DEV_IDE_PMAC_ATA100FIRST,MACINTOSH_DRIVERS,ADB,ADB_CUDA,NET_VENDOR_NATSEMI,NET_VENDOR_8390,NE2K_PCI,SERIO,SERIAL_PMACZILOG,SERIAL_PMACZILOG_TTYS,SERIAL_PMACZILOG_CONSOLE,BOOTX_TEXT
-
elif [ "$TARGET" == powerpc64le ]; then
KARCH=powerpc QEMU="ppc64 -M pseries -vga none" KARGS=/dev/hvc0
VMLINUX=vmlinux
KCONF=PPC64,PPC_PSERIES,CPU_LITTLE_ENDIAN,PPC_OF_BOOT_TRAMPOLINE,BLK_DEV_SD,SCSI_LOWLEVEL,SCSI_IBMVSCSI,ATA,NET_VENDOR_IBM,IBMVETH,HVC_CONSOLE,PPC_TRANSACTIONAL_MEM,PPC_DISABLE_WERROR,SECTION_MISMATCH_WARN_ONLY
-
elif [ "$TARGET" = s390x ] ; then
QEMU="s390x" KARCH=s390 VMLINUX=arch/s390/boot/bzImage
KCONF=MARCH_Z900,PACK_STACK,NET_CORE,VIRTIO_NET,VIRTIO_BLK,SCLP_TTY,SCLP_CONSOLE,SCLP_VT220_TTY,SCLP_VT220_CONSOLE,S390_GUEST
@@ -187,9 +196,7 @@ else
KERNEL_CONFIG="CONFIG_MEMORY_START=0x0c000000"
KCONF=CPU_SUBTYPE_SH7751R,MMU,VSYSCALL,SH_FPU,SH_RTS7751R2D,RTS7751R2D_PLUS,SERIAL_SH_SCI,SERIAL_SH_SCI_CONSOLE,PCI,NET_VENDOR_REALTEK,8139CP,PCI,BLK_DEV_SD,ATA,ATA_SFF,ATA_BMDMA,PATA_PLATFORM,BINFMT_ELF_FDPIC,BINFMT_FLAT
#see also SPI SPI_SH_SCI MFD_SM501 RTC_CLASS RTC_DRV_R9701 RTC_DRV_SH RTC_HCTOSYS
- else
- echo "Unknown \$TARGET"
- exit 1
+ else die "Unknown \$TARGET"
fi
# Write the qemu launch script
@@ -199,7 +206,7 @@ else
${DTB:+-dtb "$(basename "$DTB")"} > "$OUTPUT/qemu-$TARGET.sh" &&
chmod +x "$OUTPUT/qemu-$TARGET.sh" &&
- echo "Build linux for $KARCH"
+ announce "linux-$KARCH"
pushd "$LINUX" && make distclean && popd &&
cp -sfR "$LINUX" "$MYBUILD/linux" && pushd "$MYBUILD/linux" || exit 1
write_miniconfig > "$OUTPUT/miniconfig-$TARGET" &&
@@ -215,11 +222,13 @@ else
popd || exit 1
fi
+for i in $PKG; do announce "$i"; ./$i; done
+
rmdir "$MYBUILD" "$BUILD" 2>/dev/null
# package root filesystem for initramfs.
# we do it here so module install can add files (not implemented yet)
-echo === create "${CROSS_BASE}root.cpio.gz"
+announce "${CROSS_BASE}root.cpio.gz"
(cd "$ROOT" && find . | cpio -o -H newc | gzip) > \
"$OUTPUT/${CROSS_BASE}root.cpio.gz"