Add initial build infrastructure
This commit is contained in:
Albert Ou
commit
869273a2a3
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work/
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[submodule "linux"]
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path = linux
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url = https://github.com/riscv/riscv-linux.git
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[submodule "buildroot"]
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path = buildroot
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url = https://github.com/a0u/buildroot.git
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[submodule "riscv-pk"]
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path = riscv-pk
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url = git@bitbucket.org:sifive/riscv-pk.git
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srcdir := $(dir $(realpath $(lastword $(MAKEFILE_LIST))))
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srcdir := $(srcdir:/=)
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confdir := $(srcdir)/conf
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wrkdir := $(CURDIR)/work
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buildroot_srcdir := $(srcdir)/buildroot
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buildroot_wrkdir := $(wrkdir)/buildroot
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buildroot_tar := $(buildroot_wrkdir)/images/rootfs.tar
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sysroot_stamp := $(wrkdir)/.sysroot
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sysroot := $(wrkdir)/sysroot
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linux_srcdir := $(srcdir)/linux
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linux_wrkdir := $(wrkdir)/linux
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linux_defconfig := $(confdir)/linux_defconfig
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vmlinux := $(linux_wrkdir)/vmlinux
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vmlinux_stripped := $(linux_wrkdir)/vmlinux-stripped
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pk_srcdir := $(srcdir)/riscv-pk
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pk_wrkdir := $(wrkdir)/riscv-pk
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bbl := $(pk_wrkdir)/bbl
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bin := $(wrkdir)/bbl.bin
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target := riscv64-unknown-linux-gnu
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.PHONY: all
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all: $(bin)
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$(buildroot_tar): $(buildroot_srcdir)
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$(MAKE) -C $< O=$(buildroot_wrkdir) riscv64_defconfig
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$(MAKE) -C $< O=$(buildroot_wrkdir)
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.PHONY: buildroot-menuconfig
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buildroot-menuconfig: $(buildroot_srcdir)
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$(MAKE) -C $< O=$(buildroot_wrkdir) menuconfig
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$(sysroot_stamp): $(buildroot_tar)
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mkdir -p $(sysroot)
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tar -xpf $< -C $(sysroot) --exclude ./dev
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touch $@
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$(linux_wrkdir)/.config: $(linux_defconfig) $(linux_srcdir)
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mkdir -p $(dir $@)
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cp -p $< $@
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$(MAKE) -C $(linux_srcdir) O=$(linux_wrkdir) ARCH=riscv olddefconfig
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$(vmlinux): $(linux_srcdir) $(linux_wrkdir)/.config $(sysroot_stamp)
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$(MAKE) -C $< O=$(linux_wrkdir) \
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CONFIG_INITRAMFS_SOURCE="$(confdir)/initramfs.txt $(sysroot)" \
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CONFIG_INITRAMFS_ROOT_UID=$(shell id -u) \
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CONFIG_INITRAMFS_ROOT_GID=$(shell id -g) \
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ARCH=riscv \
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vmlinux
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$(vmlinux_stripped): $(vmlinux)
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$(target)-strip -o $@ $<
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.PHONY: linux-menuconfig
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linux-menuconfig: $(linux_wrkdir)/.config
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$(MAKE) -C $(linux_srcdir) O=$(dir $<) ARCH=riscv menuconfig savedefconfig
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$(bbl): $(pk_srcdir) $(vmlinux_stripped)
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rm -rf $(pk_wrkdir)
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mkdir -p $(pk_wrkdir)
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cd $(pk_wrkdir) && $</configure \
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--host=$(target) \
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--with-payload=$(vmlinux_stripped)
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$(MAKE) -C $(pk_wrkdir)
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$(bin): $(bbl)
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$(target)-objcopy -S -O binary --change-addresses -0x80000000 $< $@
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.PHONY: sysroot vmlinux bbl
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sysroot: $(sysroot)
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vmlinux: $(vmlinux)
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bbl: $(bbl)
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.PHONY: clean
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clean:
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rm -rf -- $(wrkdir)
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Subproject commit 8dd56de89c1fe51fcee14f8d873d7b3a1f0e2d80
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dir /dev 755 0 0
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nod /dev/console 644 0 0 c 5 1
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nod /dev/null 644 0 0 c 1 3
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slink /init /bin/busybox 755 0 0
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# CONFIG_COMPACTION is not set
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CONFIG_HZ_100=y
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CONFIG_CROSS_COMPILE="riscv64-unknown-linux-gnu-"
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CONFIG_DEFAULT_HOSTNAME="ucbvax"
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# CONFIG_CROSS_MEMORY_ATTACH is not set
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CONFIG_NAMESPACES=y
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CONFIG_BLK_DEV_INITRD=y
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# CONFIG_RD_BZIP2 is not set
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# CONFIG_RD_LZMA is not set
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# CONFIG_RD_XZ is not set
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# CONFIG_RD_LZO is not set
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# CONFIG_RD_LZ4 is not set
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CONFIG_EMBEDDED=y
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# CONFIG_BLK_DEV_BSG is not set
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CONFIG_PARTITION_ADVANCED=y
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# CONFIG_EFI_PARTITION is not set
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# CONFIG_IOSCHED_DEADLINE is not set
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CONFIG_NET=y
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CONFIG_UNIX=y
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CONFIG_INET=y
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# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
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# CONFIG_INET_XFRM_MODE_TUNNEL is not set
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# CONFIG_INET_XFRM_MODE_BEET is not set
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# CONFIG_INET_LRO is not set
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# CONFIG_INET_DIAG is not set
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# CONFIG_IPV6 is not set
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# CONFIG_WIRELESS is not set
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CONFIG_DEVTMPFS=y
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CONFIG_DEVTMPFS_MOUNT=y
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# CONFIG_FIRMWARE_IN_KERNEL is not set
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# CONFIG_BLK_DEV is not set
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# CONFIG_INPUT_MOUSEDEV is not set
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# CONFIG_INPUT_KEYBOARD is not set
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# CONFIG_INPUT_MOUSE is not set
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# CONFIG_VT is not set
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# CONFIG_HW_RANDOM is not set
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# CONFIG_HWMON is not set
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# CONFIG_USB_SUPPORT is not set
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# CONFIG_IOMMU_SUPPORT is not set
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CONFIG_EXT2_FS=y
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# CONFIG_FILE_LOCKING is not set
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# CONFIG_DNOTIFY is not set
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# CONFIG_INOTIFY_USER is not set
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# CONFIG_PROC_PAGE_MONITOR is not set
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CONFIG_TMPFS=y
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# CONFIG_MISC_FILESYSTEMS is not set
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# CONFIG_NETWORK_FILESYSTEMS is not set
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CONFIG_EARLY_PRINTK=y
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CONFIG_PRINTK_TIME=y
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CONFIG_STRIP_ASM_SYMS=y
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CONFIG_DEBUG_SECTION_MISMATCH=y
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# CONFIG_FRAME_POINTER is not set
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# CONFIG_CRYPTO_ANSI_CPRNG is not set
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# CONFIG_CRYPTO_HW is not set
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@ -0,0 +1 @@
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Subproject commit 67628e091e461e0851f2a98120fcbdc1fa2a7ebb
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@ -0,0 +1 @@
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Subproject commit 67983fdf1228f714169d49c8761842757933f01c
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