From 939fcd62b03b1ed79c0f39d5e3d8fe3a89becaa4 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Piku=C5=82a?= Date: Fri, 23 Dec 2022 15:19:10 +0100 Subject: [PATCH] Add support for riscv64 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Change-Id: I4ead58bcabeffbb08e89f2984e0af2e913452a40 Signed-off-by: Marek Pikuła --- MANIFEST.in | 1 + etc/bash_completion.d/mic.sh | 1 + mic/chroot.py | 3 +++ mic/imager/baseimager.py | 21 ++++++++++++++++++++- mic/imager/raw.py | 7 +++++-- mic/utils/misc.py | 11 +++++++++++ mic/utils/rpmmisc.py | 3 +++ 7 files changed, 44 insertions(+), 3 deletions(-) create mode 100644 MANIFEST.in diff --git a/MANIFEST.in b/MANIFEST.in new file mode 100644 index 0000000..ba74fbb --- /dev/null +++ b/MANIFEST.in @@ -0,0 +1 @@ +include etc/mic.conf.in diff --git a/etc/bash_completion.d/mic.sh b/etc/bash_completion.d/mic.sh index 4f467ca..38d5555 100644 --- a/etc/bash_completion.d/mic.sh +++ b/etc/bash_completion.d/mic.sh @@ -110,6 +110,7 @@ __mic_complete_val() armv5tel armv5tejl armv7tnhl + riscv64 " pkgmgr_values=" yum diff --git a/mic/chroot.py b/mic/chroot.py index 71e35b7..27278b6 100644 --- a/mic/chroot.py +++ b/mic/chroot.py @@ -56,6 +56,7 @@ def ELF_arch(chrootdir): r"Intel 80[0-9]86": "i686", r"x86-64": "x86_64", r"ARM": "arm", + r"RISC-V": "riscv64", } for path in chkfiles: @@ -307,6 +308,8 @@ def chroot(chrootdir, bindmounts = None, execute = "/bin/bash"): qemu_emulators = misc.setup_qemu_emulator(chrootdir, "arm") elif arch == "mipsel": qemu_emulators = misc.setup_qemu_emulator(chrootdir, "mipsel") + elif arch == "riscv64": + qemu_emulators = misc.setup_qemu_emulator(chrootdir, "riscv64") else: qemu_emulators = [] diff --git a/mic/imager/baseimager.py b/mic/imager/baseimager.py index f0243f7..059e670 100644 --- a/mic/imager/baseimager.py +++ b/mic/imager/baseimager.py @@ -203,6 +203,25 @@ class BaseImageCreator(object): "\tYou can disable vdso with following command before " "starting image build:\n" "\techo 0 | sudo tee /proc/sys/vm/vdso_enabled") + elif self.target_arch == "riscv64": + for dep in self._dep_checks: + if dep == "extlinux": + self._dep_checks.remove(dep) + + if not os.path.exists("/usr/bin/qemu-riscv64") or \ + not misc.is_statically_linked("/usr/bin/qemu-riscv64"): + self._dep_checks.append("qemu-riscv64-static") + + if os.path.exists("/proc/sys/vm/vdso_enabled"): + vdso_fh = open("/proc/sys/vm/vdso_enabled","r") + vdso_value = vdso_fh.read().strip() + vdso_fh.close() + if (int)(vdso_value) == 1: + msger.warning("vdso is enabled on your host, which might " + "cause problems with riscv64 emulations.\n" + "\tYou can disable vdso with following command before " + "starting image build:\n" + "\techo 0 | sudo tee /proc/sys/vm/vdso_enabled") # make sure the specified tmpdir and cachedir exist if not os.path.exists(self.tmpdir): @@ -831,7 +850,7 @@ class BaseImageCreator(object): fs.makedirs(self._instroot + d) if self.target_arch and self.target_arch.startswith("arm") or \ - self.target_arch == "aarch64": + self.target_arch == "aarch64" or self.target_arch == "riscv64": self.qemu_emulators = misc.setup_qemu_emulator(self._instroot, self.target_arch) diff --git a/mic/imager/raw.py b/mic/imager/raw.py index 452ba8c..430cfd0 100644 --- a/mic/imager/raw.py +++ b/mic/imager/raw.py @@ -491,8 +491,11 @@ class RawImageCreator(BaseImageCreator): def _write_image_xml(self): imgarch = "i686" - if self.target_arch and self.target_arch.startswith("arm"): - imgarch = "arm" + if self.target_arch: + if self.target_arch.startswith("arm"): + imgarch = "arm" + elif self.target_arch == "riscv64": + imgarch = "riscv64" xml = "\n" name_attributes = "" diff --git a/mic/utils/misc.py b/mic/utils/misc.py index a49e20f..1fbbcd9 100755 --- a/mic/utils/misc.py +++ b/mic/utils/misc.py @@ -923,6 +923,15 @@ def get_qemu_arm_binary(arch): arm_binary = "qemu-mipsel-static" if not os.path.exists("/usr/bin/%s" % arm_binary): raise CreatorError("Please install a statically-linked %s" % arm_binary) + elif arch == "riscv64": + node = "/proc/sys/fs/binfmt_misc/riscv64" + arm_binary = "qemu-riscv64" + if os.path.exists("/usr/bin/qemu-riscv64") and is_statically_linked("/usr/bin/qemu-riscv64"): + arm_binary = "qemu-riscv64" + elif os.path.exists("/usr/bin/qemu-riscv64-static"): + arm_binary = "qemu-riscv64-static" + else: + raise CreatorError("Please install a statically-linked %s" % arm_binary) else: node = "/proc/sys/fs/binfmt_misc/arm" arm_binary = "qemu-arm" @@ -964,6 +973,8 @@ def setup_qemu_emulator(rootdir, arch): qemu_arm_string = ":aarch64:M::\\x7fELF\\x02\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\xb7:\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\x00\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\xfe\\xff\\xff:%s:\n" % qemu_emulator elif arch == "mipsel": qemu_arm_string = ":mipsel:M::\\x7fELF\\x01\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\x08\\x00:\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\x00\\xfe\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\xfe\\xff\\xff\\xff:%s:\n" % qemu_emulator + elif arch == "riscv64": + qemu_arm_string = ":riscv64:M::\\x7fELF\\x02\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\xf3\\x00:\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\x00\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\xfe\\xff\\xff\\xff:%s:\n" % qemu_emulator else: qemu_arm_string = ":arm:M::\\x7fELF\\x01\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\x28\\x00:\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\x00\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\xfa\\xff\\xff\\xff:%s:\n" % qemu_emulator diff --git a/mic/utils/rpmmisc.py b/mic/utils/rpmmisc.py index a656e40..3dde377 100644 --- a/mic/utils/rpmmisc.py +++ b/mic/utils/rpmmisc.py @@ -323,6 +323,7 @@ archPolicies = { "armv5tel": "armv5tel:armv5l:armv4tl:armv4l:armv3l", "armv5l": "armv5l:armv4tl:armv4l:armv3l", "mipsel": "mipsel", + "riscv64": "riscv64", } # dict mapping arch -> ( multicompat, best personality, biarch personality ) @@ -358,6 +359,8 @@ arches = { "ia64": "noarch", "mipsel": "mipsel", + + "riscv64": "noarch", } def isMultiLibArch(arch=None): -- 2.7.4