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SUMMARY = "GRUB2 is the next-generation GRand Unified Bootloader"
DESCRIPTION = "GRUB2 is the next generaion of a GPLed bootloader \
intended to unify bootloading across x86 operating systems. In \
addition to loading the Linux kernel, it implements the Multiboot \
standard, which allows for flexible loading of multiple boot images."
HOMEPAGE = "http://www.gnu.org/software/grub/"
SECTION = "bootloaders"
LICENSE = "GPL-3.0-only"
LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504"
CVE_PRODUCT = "grub2"
SRC_URI = "${GNU_MIRROR}/grub/grub-${PV}.tar.gz \
file://0001-Disable-mfpmath-sse-as-well-when-SSE-is-disabled.patch \
file://autogen.sh-exclude-pc.patch \
file://grub-module-explicitly-keeps-symbole-.module_license.patch \
file://0001-grub.d-10_linux.in-add-oe-s-kernel-name.patch \
file://determinism.patch \
file://0001-RISC-V-Restore-the-typcast-to-long.patch \
file://CVE-2021-3981-grub-mkconfig-Restore-umask-for-the-grub.cfg.patch \
file://0001-configure.ac-Use-_zicsr_zifencei-extentions-on-riscv.patch \
file://video-Remove-trailing-whitespaces.patch \
file://CVE-2021-3695-video-readers-png-Drop-greyscale-support-to-fix-heap.patch \
file://CVE-2021-3696-video-readers-png-Avoid-heap-OOB-R-W-inserting-huff.patch \
file://video-readers-jpeg-Abort-sooner-if-a-read-operation-.patch \
file://video-readers-jpeg-Refuse-to-handle-multiple-start-o.patch \
file://CVE-2021-3697-video-readers-jpeg-Block-int-underflow-wild-pointer.patch \
file://CVE-2022-28733-net-ip-Do-IP-fragment-maths-safely.patch \
file://CVE-2022-28734-net-http-Fix-OOB-write-for-split-http-headers.patch \
file://CVE-2022-28734-net-http-Error-out-on-headers-with-LF-without-CR.patch \
file://CVE-2022-28735-kern-efi-sb-Reject-non-kernel-files-in-the-shim_lock.patch \
file://0001-configure-Remove-obsoleted-malign-jumps-loops-functi.patch \
file://0002-configure-Check-for-falign-jumps-1-beside-falign-loo.patch \
file://loader-efi-chainloader-Simplify-the-loader-state.patch \
file://commands-boot-Add-API-to-pass-context-to-loader.patch \
file://CVE-2022-28736-loader-efi-chainloader-Use-grub_loader_set_ex.patch\
file://0001-font-Fix-size-overflow-in-grub_font_get_glyph_intern.patch \
file://CVE-2022-2601.patch \
file://CVE-2022-3775.patch \
"
SRC_URI[sha256sum] = "23b64b4c741569f9426ed2e3d0e6780796fca081bee4c99f62aa3f53ae803f5f"
# Applies only to RHEL
CVE_CHECK_IGNORE += "CVE-2019-14865"
# Applies only to SUSE
CVE_CHECK_IGNORE += "CVE-2021-46705"
DEPENDS = "flex-native bison-native gettext-native"
GRUB_COMPATIBLE_HOST = '(x86_64.*|i.86.*|arm.*|aarch64.*|riscv.*)-(linux.*|freebsd.*)'
COMPATIBLE_HOST = "${GRUB_COMPATIBLE_HOST}"
# Grub doesn't support hard float toolchain and won't be able to forcefully
# disable it on some of the target CPUs. See 'configure.ac' for
# supported/unsupported CPUs in hardfp.
COMPATIBLE_HOST:armv7a = "${@'null' if bb.utils.contains('TUNE_CCARGS_MFLOAT', 'hard', True, False, d) else d.getVar('GRUB_COMPATIBLE_HOST')}"
COMPATIBLE_HOST:armv7ve = "${@'null' if bb.utils.contains('TUNE_CCARGS_MFLOAT', 'hard', True, False, d) else d.getVar('GRUB_COMPATIBLE_HOST')}"
# configure.ac has code to set this automagically from the target tuple
# but the OE freeform one (core2-foo-bar-linux) don't work with that.
GRUBPLATFORM:arm = "efi"
GRUBPLATFORM:aarch64 = "efi"
GRUBPLATFORM:riscv32 = "efi"
GRUBPLATFORM:riscv64 = "efi"
GRUBPLATFORM ??= "pc"
inherit autotools gettext texinfo pkgconfig
CFLAGS:remove = "-O2"
EXTRA_OECONF = "--with-platform=${GRUBPLATFORM} \
--disable-grub-mkfont \
--program-prefix="" \
--enable-liblzma=no \
--enable-libzfs=no \
--enable-largefile \
--disable-werror \
"
PACKAGECONFIG ??= ""
PACKAGECONFIG[grub-mount] = "--enable-grub-mount,--disable-grub-mount,fuse"
PACKAGECONFIG[device-mapper] = "--enable-device-mapper,--disable-device-mapper,libdevmapper"
# grub2 creates its own set of -nostdinc / -isystem / -ffreestanding CFLAGS and
# OE's default BUILD_CFLAGS (assigned to CFLAGS for native builds) etc, conflict
# with that. Note that since BUILD_CFLAGS etc are not used by grub2 target
# builds, it's safe to clear them unconditionally for both target and native.
BUILD_CPPFLAGS = ""
BUILD_CFLAGS = ""
BUILD_CXXFLAGS = ""
BUILD_LDFLAGS = ""
export PYTHON = "python3"
do_configure:prepend() {
cd ${S}
FROM_BOOTSTRAP=1 ${S}/autogen.sh
cd ${B}
}
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