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qemu: use arnd's toolchains

This commit is contained in:
Jason A. Donenfeld 2018-11-16 16:41:46 -08:00
parent e2b2f345d8
commit c0a2e0d0ad
1 changed files with 61 additions and 47 deletions
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108
src/tests/qemu/Makefile
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@ -2,32 +2,26 @@
#
# Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
default: qemu
PWD := $(shell pwd)
CHOST := $(shell gcc -dumpmachine)
ifneq (,$(ARCH))
CBUILD := $(subst -gcc,,$(lastword $(subst /, ,$(firstword $(filter-out android,$(wildcard /usr/bin/$(ARCH)-*-gcc))))))
HOST_ARCH := $(firstword $(subst -, ,$(CHOST)))
ifeq (,$(ARCH))
ARCH := $(HOST_ARCH)
endif
ifeq (,$(CBUILD))
CBUILD := $(CHOST)
endif
ARCH := $(firstword $(subst -, ,$(CBUILD)))
# Set these from the environment to override
export CFLAGS ?= -O3 -pipe
export LDFLAGS ?=
KERNEL_VERSION ?= 4.19
GCC_VERSION ?= 8.1.0
KERNEL_VERSION := $(KERNEL_VERSION)$(if $(DEBUG_KERNEL),$(if $(findstring -debug,$(KERNEL_VERSION)),,-debug),)
BUILD_PATH ?= $(PWD)/../../../qemu-build/$(ARCH)
DISTFILES_PATH ?= $(PWD)/distfiles
NR_CPUS ?= 4
MIRROR := https://download.wireguard.com/qemu-test/distfiles/
rwildcard=$(foreach d,$(wildcard $1*),$(call rwildcard,$d/,$2) $(filter $(subst *,%,$2),$d))
WIREGUARD_SOURCES := ../../Kbuild ../../Kconfig $(filter-out ../../tools/% ../../tests/%,$(call rwildcard,../../,*.c *.h *.S *.pl *.include))
TOOLS_SOURCES := $(wildcard ../../tools/*.c ../../tools/*.h ../../uapi/*.h ../../crypto/zinc/curve25519/curve25519-hacl64.c ../../crypto/zinc/curve25519/curve25519-fiat32.c)
default: qemu
# variable name, tarball project name, version, tarball extension, default URI base
define tar_download =
$(1)_VERSION := $(3)
@ -59,29 +53,12 @@ $(eval $(call tar_download,IPTABLES,iptables,1.6.1,.tar.bz2,https://www.netfilte
$(eval $(call tar_download,NMAP,nmap,7.60,.tar.bz2,https://nmap.org/dist/))
$(eval $(call tar_download,IPUTILS,iputils,s20161105,.tar.gz,https://github.com/iputils/iputils/archive/s20161105.tar.gz/#))
export CFLAGS ?= -O3 -pipe
export LDFLAGS ?=
export CPPFLAGS := -I$(BUILD_PATH)/include
ifeq ($(CHOST),$(CBUILD))
CROSS_COMPILE_FLAG := --host=$(CHOST)
NOPIE_GCC := gcc -fno-PIE
CFLAGS += -march=native
OMIT_AVX512 := $(shell gcc -march=native -Q --help=target | sed -n 's/.*\-m\(avx512[^ ]*\).*\[enabled\].*/-mno-\1/p')
CFLAGS += $(OMIT_AVX512)
STRIP := strip
else
$(info Cross compilation: building for $(CBUILD) using $(CHOST))
CROSS_COMPILE_FLAG := --build=$(CBUILD) --host=$(CHOST)
export CROSS_COMPILE=$(CBUILD)-
NOPIE_GCC := $(CBUILD)-gcc -fno-PIE
STRIP := $(CBUILD)-strip
endif
ifeq ($(ARCH),aarch64)
QEMU_ARCH := aarch64
KERNEL_ARCH := arm64
CBUILD := aarch64-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/arch/arm64/boot/Image
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
else
QEMU_MACHINE := -cpu cortex-a53 -machine virt
@ -90,18 +67,21 @@ endif
else ifeq ($(ARCH),aarch64_be)
QEMU_ARCH := aarch64
KERNEL_ARCH := arm64
CBUILD := aarch64-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/arch/arm64/boot/Image
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
else
QEMU_MACHINE := -cpu cortex-a53 -machine virt
CFLAGS += -march=armv8-a -mtune=cortex-a53
endif
CFLAGS += -mbig-endian
else ifeq ($(ARCH),arm)
QEMU_ARCH := arm
KERNEL_ARCH := arm
CBUILD := arm-linux-gnueabi
KERNEL_BZIMAGE := $(KERNEL_PATH)/arch/arm/boot/zImage
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
else
QEMU_MACHINE := -cpu cortex-a15 -machine virt
@ -110,20 +90,24 @@ endif
else ifeq ($(ARCH),armeb)
QEMU_ARCH := arm
KERNEL_ARCH := arm
CBUILD := arm-linux-gnueabi
KERNEL_BZIMAGE := $(KERNEL_PATH)/arch/arm/boot/zImage
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
else
QEMU_MACHINE := -cpu cortex-a15 -machine virt
CFLAGS += -march=armv7-a -mabi=aapcs-linux # We don't pass -mtune=cortex-a15 due to a compiler bug on big endian.
LDFLAGS += -Wl,--be8
endif
CFLAGS += -mbig-endian
else ifeq ($(ARCH),x86_64)
QEMU_ARCH := x86_64
KERNEL_ARCH := x86_64
CBUILD := x86_64-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/arch/x86/boot/bzImage
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine q35,accel=kvm
CFLAGS += -march=native
else
QEMU_MACHINE := -cpu Skylake-Server -machine q35
CFLAGS += -march=skylake-avx512
@ -131,6 +115,7 @@ endif
else ifeq ($(ARCH),i686)
QEMU_ARCH := i386
KERNEL_ARCH := x86
CBUILD := i386-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/arch/x86/boot/bzImage
ifeq ($(subst i686,x86_64,$(CBUILD)),$(CHOST))
QEMU_MACHINE := -cpu host -machine q35,accel=kvm
@ -141,8 +126,9 @@ endif
else ifeq ($(ARCH),mips64)
QEMU_ARCH := mips64
KERNEL_ARCH := mips
CBUILD := mips64-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/vmlinux
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine malta,accel=kvm
CFLAGS += -EB
else
@ -152,8 +138,9 @@ endif
else ifeq ($(ARCH),mips64el)
QEMU_ARCH := mips64el
KERNEL_ARCH := mips
CBUILD := mips64-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/vmlinux
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine malta,accel=kvm
CFLAGS += -EL
else
@ -163,8 +150,9 @@ endif
else ifeq ($(ARCH),mips)
QEMU_ARCH := mips
KERNEL_ARCH := mips
CBUILD := mips-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/vmlinux
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine malta,accel=kvm
CFLAGS += -EB
else
@ -174,8 +162,9 @@ endif
else ifeq ($(ARCH),mipsel)
QEMU_ARCH := mipsel
KERNEL_ARCH := mips
CBUILD := mips-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/vmlinux
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host -machine malta,accel=kvm
CFLAGS += -EL
else
@ -185,18 +174,20 @@ endif
else ifeq ($(ARCH),powerpc64le)
QEMU_ARCH := ppc64
KERNEL_ARCH := powerpc
CBUILD := powerpc64-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/vmlinux
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine pseries
else
QEMU_MACHINE := -machine pseries
endif
CFLAGS += -mcpu=powerpc64le -mlong-double-64
CFLAGS += -mcpu=powerpc64le -mlong-double-64 -mlittle-endian -mabi=elfv2
else ifeq ($(ARCH),powerpc)
QEMU_ARCH := ppc
KERNEL_ARCH := powerpc
CBUILD := powerpc-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/arch/powerpc/boot/uImage
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine ppce500
else
QEMU_MACHINE := -machine ppce500
@ -205,8 +196,9 @@ CFLAGS += -mcpu=powerpc -mlong-double-64 -msecure-plt
else ifeq ($(ARCH),m68k)
QEMU_ARCH := m68k
KERNEL_ARCH := m68k
CBUILD := m68k-linux
KERNEL_BZIMAGE := $(KERNEL_PATH)/vmlinux
ifeq ($(CHOST),$(CBUILD))
ifeq ($(ARCH),$(HOST_ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine q800
else
QEMU_MACHINE := -machine q800
@ -215,6 +207,23 @@ else
$(error I only build: x86_64, i686, arm, armeb, aarch64, aarch64_be, mips, mipsel, mips64, mips64el, powerpc64le, powerpc, m68k)
endif
$(info Building for $(CBUILD) on $(CHOST))
CROSS_COMPILE_FLAG := --build=$(CBUILD) --host=$(CHOST)
export CROSS_COMPILE=$(CBUILD)-
NOPIE_GCC := $(CBUILD)-gcc -fno-PIE
STRIP := $(CBUILD)-strip
MIRROR := https://download.wireguard.com/qemu-test/distfiles/
rwildcard=$(foreach d,$(wildcard $1*),$(call rwildcard,$d/,$2) $(filter $(subst *,%,$2),$d))
WIREGUARD_SOURCES := ../../Kbuild ../../Kconfig $(filter-out ../../tools/% ../../tests/%,$(call rwildcard,../../,*.c *.h *.S *.pl *.include))
TOOLS_SOURCES := $(wildcard ../../tools/*.c ../../tools/*.h ../../uapi/*.h ../../crypto/zinc/curve25519/curve25519-hacl64.c ../../crypto/zinc/curve25519/curve25519-fiat32.c)
$(eval $(call tar_download,GCC_BINUTILS,$(HOST_ARCH)-gcc,$(GCC_VERSION)-nolibc-$(CBUILD),.tar.gz,https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/$(HOST_ARCH)/$(GCC_VERSION)/))
GCC_BINUTILS_PATH := $(BUILD_PATH)/gcc-$(GCC_VERSION)-nolibc/$(CBUILD)
export CPPFLAGS := -I$(BUILD_PATH)/include
export PATH := $(GCC_BINUTILS_PATH)/bin:$(PATH)
REAL_CC := $(CBUILD)-gcc
MUSL_CC := $(BUILD_PATH)/musl-gcc
export CC := $(MUSL_CC)
@ -277,7 +286,7 @@ always-pull: $(KERNEL_PATH)/.installed
$(KERNEL_BZIMAGE): always-pull
endif
$(KERNEL_PATH)/.config: kernel.config arch/$(ARCH).config | $(KERNEL_PATH)/.installed
$(KERNEL_PATH)/.config: kernel.config arch/$(ARCH).config | $(KERNEL_PATH)/.installed $(GCC_BINUTILS_PATH)/.installed
cp kernel.config $(KERNEL_PATH)/minimal.config
printf 'CONFIG_NR_CPUS=$(NR_CPUS)\nCONFIG_INITRAMFS_SOURCE="$(BUILD_PATH)/init-cpio-spec.txt"\n' >> $(KERNEL_PATH)/minimal.config
cat arch/$(ARCH).config >> $(KERNEL_PATH)/minimal.config
@ -292,7 +301,12 @@ $(BUILD_PATH)/include/linux/.installed: | $(KERNEL_PATH)/.config
LOCALVERSION="" $(MAKE) -C $(KERNEL_PATH) INSTALL_HDR_PATH=$(BUILD_PATH) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE) headers_install
touch $@
$(MUSL_PATH)/lib/libc.so: $(MUSL_TAR)
$(GCC_BINUTILS_PATH)/.installed: $(GCC_BINUTILS_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
touch $@
$(MUSL_PATH)/lib/libc.so: $(MUSL_TAR) | $(GCC_BINUTILS_PATH)/.installed
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
cd $(MUSL_PATH) && CC=$(REAL_CC) ./configure --prefix=/ --disable-static --build=$(CBUILD)