uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/virtualization/xen/0000-fix-install-python.patch

@@ -0,0 +1,16 @@
+tools/python/install-wrap script brakes shebangs patching, disable
+
+diff --git a/tools/Rules.mk b/tools/Rules.mk
+index 87a56dc..a7da869 100644
+--- a/tools/Rules.mk
++++ b/tools/Rules.mk
+@@ -90,8 +90,7 @@ CFLAGS += $(CFLAGS-y)
+ 
+ CFLAGS += $(EXTRA_CFLAGS_XEN_TOOLS)
+ 
+-INSTALL_PYTHON_PROG = \
+-	$(XEN_ROOT)/tools/python/install-wrap "$(PYTHON_PATH)" $(INSTALL_PROG)
++INSTALL_PYTHON_PROG = $(INSTALL_PROG)
+ 
+ %.opic: %.c
+ 	$(CC) $(CPPFLAGS) -DPIC $(CFLAGS) $(CFLAGS_$*.opic) -fPIC -c -o $@ $< $(APPEND_CFLAGS)

pkgs/applications/virtualization/xen/0000-fix-ipxe-src.patch

@@ -0,0 +1,27 @@
+hack to make etherboot use prefetched ipxe
+
+diff --git a/tools/firmware/etherboot/Makefile b/tools/firmware/etherboot/Makefile
+index a0578d2..64428a0 100644
+--- a/tools/firmware/etherboot/Makefile
++++ b/tools/firmware/etherboot/Makefile
+@@ -16,6 +16,7 @@ IPXE_TARBALL_URL ?= $(XEN_EXTFILES_URL)/ipxe-git-$(IPXE_GIT_TAG).tar.gz
+ 
+ D=ipxe
+ T=ipxe.tar.gz
++G=ipxe.git
+ 
+ ROMS = $(addprefix $D/src/bin/, $(addsuffix .rom, $(ETHERBOOT_NICS)))
+ 
+@@ -36,9 +37,9 @@ $T:
+ 	fi
+ 	mv _$T $T
+ 
+-$D/src/arch/i386/Makefile: $T Config
+-	rm -rf $D
+-	gzip -dc $T | tar xf -
++$D/src/arch/i386/Makefile: $G Config
++	mkdir $D
++	cp -a $G/* $D
+ 	for i in $$(cat patches/series) ; do                 \
+ 	    patch -d $D -p1 --quiet <patches/$$i || exit 1 ; \
+ 	done

pkgs/applications/virtualization/xen/0000-qemu-seabios-enable-ATA_DMA.patch

@@ -0,0 +1,19 @@
+diff -uNr a/src/Kconfig b/src/Kconfig
+--- a/src/Kconfig	2015-08-31 10:15:13.231134858 +0200
++++ b/src/Kconfig	2015-08-31 10:14:24.039180178 +0200
+@@ -144,13 +144,13 @@
+     config ATA_DMA
+         depends on ATA
+         bool "ATA DMA"
+-        default n
++        default y
+         help
+             Detect and try to use ATA bus mastering DMA controllers.
+     config ATA_PIO32
+         depends on ATA
+         bool "ATA 32bit PIO"
+-        default n
++        default y
+         help
+             Use 32bit PIO accesses on ATA (minor optimization on PCI transfers).
+     config AHCI

pkgs/applications/virtualization/xen/0004-makefile-use-efi-ld.patch

@@ -0,0 +1,36 @@
+diff -Naur xen-4.10.4-orig/xen/arch/x86/Makefile xen-4.10.4-patched/xen/arch/x86/Makefile
+--- xen-4.10.4-orig/xen/arch/x86/Makefile	2019-07-04 01:28:50.000000000 +1000
++++ xen-4.10.4-patched/xen/arch/x86/Makefile	2020-03-03 13:32:34.607951507 +1100
+@@ -166,7 +166,7 @@
+ # Check if the compiler supports the MS ABI.
+ export XEN_BUILD_EFI := $(shell $(CC) $(filter-out $(CFLAGS-y) .%.d,$(CFLAGS)) -c efi/check.c -o efi/check.o 2>/dev/null && echo y)
+ # Check if the linker supports PE.
+-XEN_BUILD_PE := $(if $(XEN_BUILD_EFI),$(shell $(LD) -mi386pep --subsystem=10 -o efi/check.efi efi/check.o 2>/dev/null && echo y))
++XEN_BUILD_PE := $(if $(XEN_BUILD_EFI),$(shell $(EFI_LD) -mi386pep --subsystem=10 -o efi/check.efi efi/check.o 2>/dev/null && echo y))
+ CFLAGS-$(XEN_BUILD_EFI) += -DXEN_BUILD_EFI
+ 
+ $(TARGET).efi: VIRT_BASE = 0x$(shell $(NM) efi/relocs-dummy.o | sed -n 's, A VIRT_START$$,,p')
+@@ -188,20 +188,20 @@
+ 
+ $(TARGET).efi: prelink-efi.o $(note_file) efi.lds efi/relocs-dummy.o $(BASEDIR)/common/symbols-dummy.o efi/mkreloc
+ 	$(foreach base, $(VIRT_BASE) $(ALT_BASE), \
+-	          $(guard) $(LD) $(call EFI_LDFLAGS,$(base)) -T efi.lds -N $< efi/relocs-dummy.o \
++	          $(guard) $(EFI_LD) $(call EFI_LDFLAGS,$(base)) -T efi.lds -N $< efi/relocs-dummy.o \
+ 	                $(BASEDIR)/common/symbols-dummy.o $(note_file) -o $(@D)/.$(@F).$(base).0 &&) :
+ 	$(guard) efi/mkreloc $(foreach base,$(VIRT_BASE) $(ALT_BASE),$(@D)/.$(@F).$(base).0) >$(@D)/.$(@F).0r.S
+ 	$(guard) $(NM) -pa --format=sysv $(@D)/.$(@F).$(VIRT_BASE).0 \
+ 		| $(guard) $(BASEDIR)/tools/symbols $(all_symbols) --sysv --sort >$(@D)/.$(@F).0s.S
+ 	$(guard) $(MAKE) -f $(BASEDIR)/Rules.mk $(@D)/.$(@F).0r.o $(@D)/.$(@F).0s.o
+ 	$(foreach base, $(VIRT_BASE) $(ALT_BASE), \
+-	          $(guard) $(LD) $(call EFI_LDFLAGS,$(base)) -T efi.lds -N $< \
++	          $(guard) $(EFI_LD) $(call EFI_LDFLAGS,$(base)) -T efi.lds -N $< \
+ 	                $(@D)/.$(@F).0r.o $(@D)/.$(@F).0s.o $(note_file) -o $(@D)/.$(@F).$(base).1 &&) :
+ 	$(guard) efi/mkreloc $(foreach base,$(VIRT_BASE) $(ALT_BASE),$(@D)/.$(@F).$(base).1) >$(@D)/.$(@F).1r.S
+ 	$(guard) $(NM) -pa --format=sysv $(@D)/.$(@F).$(VIRT_BASE).1 \
+ 		| $(guard) $(BASEDIR)/tools/symbols $(all_symbols) --sysv --sort >$(@D)/.$(@F).1s.S
+ 	$(guard) $(MAKE) -f $(BASEDIR)/Rules.mk $(@D)/.$(@F).1r.o $(@D)/.$(@F).1s.o
+-	$(guard) $(LD) $(call EFI_LDFLAGS,$(VIRT_BASE)) -T efi.lds -N $< \
++	$(guard) $(EFI_LD) $(call EFI_LDFLAGS,$(VIRT_BASE)) -T efi.lds -N $< \
+ 	                $(@D)/.$(@F).1r.o $(@D)/.$(@F).1s.o $(note_file) -o $@
+ 	if $(guard) false; then rm -f $@; echo 'EFI support disabled'; \
+ 	else $(NM) -pa --format=sysv $(@D)/$(@F) \

pkgs/applications/virtualization/xen/0005-makefile-fix-efi-mountdir-use.patch

@@ -0,0 +1,35 @@
+EFI_MOUNTPOINT is conventionally /boot/efi or /boot/EFI or something
+like that, and (on my machine) has directories within that called
+{Boot, nixos, gummiboot}.
+
+This patch does two things:
+
+1) Xen apparently wants to put files in
+$(EFI_MOUNTPOINT)/efi/$(EFI_VENDOR) - we remove the duplicate 'efi' name
+because I can't see why we have it
+
+2) Ensures the said directory exists
+
+
+--- a/xen/Makefile	2016-01-08 01:50:58.028045657 +0000
++++ b/xen/Makefile	2016-01-08 01:51:33.560268718 +0000
+@@ -49,7 +49,9 @@
+ 		ln -sf $(T)-$(XEN_FULLVERSION).efi $(D)$(EFI_DIR)/$(T)-$(XEN_VERSION).efi; \
+ 		ln -sf $(T)-$(XEN_FULLVERSION).efi $(D)$(EFI_DIR)/$(T).efi; \
+ 		if [ -n '$(EFI_MOUNTPOINT)' -a -n '$(EFI_VENDOR)' ]; then \
+-			$(INSTALL_DATA) $(TARGET).efi $(D)$(EFI_MOUNTPOINT)/efi/$(EFI_VENDOR)/$(T)-$(XEN_FULLVERSION).efi; \
++			[ -d $(D)$(EFI_MOUNTPOINT)/$(EFI_VENDOR) ] || \
++			  $(INSTALL_DIR) $(D)$(EFI_MOUNTPOINT)/$(EFI_VENDOR) ;\
++			$(INSTALL_DATA) $(TARGET).efi $(D)$(EFI_MOUNTPOINT)/$(EFI_VENDOR)/$(T)-$(XEN_FULLVERSION).efi; \
+ 		elif [ "$(D)" = "$(patsubst $(shell cd $(XEN_ROOT) && pwd)/%,%,$(D))" ]; then \
+ 			echo 'EFI installation only partially done (EFI_VENDOR not set)' >&2; \
+ 		fi; \
+@@ -69,7 +69,7 @@
+ 	rm -f $(D)$(EFI_DIR)/$(T)-$(XEN_VERSION).$(XEN_SUBVERSION).efi
+ 	rm -f $(D)$(EFI_DIR)/$(T)-$(XEN_VERSION).efi
+ 	rm -f $(D)$(EFI_DIR)/$(T).efi
+-	rm -f $(D)$(EFI_MOUNTPOINT)/efi/$(EFI_VENDOR)/$(T)-$(XEN_FULLVERSION).efi
++	rm -f $(D)$(EFI_MOUNTPOINT)/$(EFI_VENDOR)/$(T)-$(XEN_FULLVERSION).efi
+ 
+ .PHONY: _debug
+ _debug:

pkgs/applications/virtualization/xen/4.10.nix

@@ -0,0 +1,184 @@
+{ lib, callPackage, fetchurl, fetchpatch, fetchgit
+, ocaml-ng
+, withInternalQemu ? true
+, withInternalTraditionalQemu ? true
+, withInternalSeabios ? true
+, withSeabios ? !withInternalSeabios, seabios ? null
+, withInternalOVMF ? false # FIXME: tricky to build
+, withOVMF ? false, OVMF
+, withLibHVM ? true
+
+# qemu
+, udev, pciutils, xorg, SDL, pixman, acl, glusterfs, spice-protocol, usbredir
+, alsa-lib, glib, python2
+, ... } @ args:
+
+assert withInternalSeabios -> !withSeabios;
+assert withInternalOVMF -> !withOVMF;
+
+with lib;
+
+# Patching XEN? Check the XSAs at
+# https://xenbits.xen.org/xsa/
+# and try applying all the ones we don't have yet.
+
+let
+  xsa = import ./xsa-patches.nix { inherit fetchpatch; };
+
+  qemuMemfdBuildFix = fetchpatch {
+    name = "xen-4.8-memfd-build-fix.patch";
+    url = "https://github.com/qemu/qemu/commit/75e5b70e6b5dcc4f2219992d7cffa462aa406af0.patch";
+    sha256 = "0gaz93kb33qc0jx6iphvny0yrd17i8zhcl3a9ky5ylc2idz0wiwa";
+  };
+
+  qemuDeps = [
+    udev pciutils xorg.libX11 SDL pixman acl glusterfs spice-protocol usbredir
+    alsa-lib glib python2
+  ];
+in
+
+callPackage (import ./generic.nix (rec {
+  version = "4.10.4";
+
+  src = fetchurl {
+    url = "https://downloads.xenproject.org/release/xen/${version}/xen-${version}.tar.gz";
+    sha256 = "0ipkr7b3v3y183n6nfmz7q3gnzxa20011df4jpvxi6pmr8cpnkwh";
+  };
+
+  # Sources needed to build tools and firmwares.
+  xenfiles = optionalAttrs withInternalQemu {
+    qemu-xen = {
+      src = fetchgit {
+        url = "https://xenbits.xen.org/git-http/qemu-xen.git";
+        # rev = "refs/tags/qemu-xen-${version}";
+        # use revision hash - reproducible but must be updated with each new version
+        rev = "qemu-xen-${version}";
+        sha256 = "0laxvhdjz1njxjvq3jzw2yqvdr9gdn188kqjf2gcrfzgih7xv2ym";
+      };
+      buildInputs = qemuDeps;
+      postPatch = ''
+        # needed in build but /usr/bin/env is not available in sandbox
+        substituteInPlace scripts/tracetool.py \
+          --replace "/usr/bin/env python" "${python2}/bin/python"
+      '';
+      meta.description = "Xen's fork of upstream Qemu";
+    };
+  } // optionalAttrs withInternalTraditionalQemu {
+    qemu-xen-traditional = {
+      src = fetchgit {
+        url = "https://xenbits.xen.org/git-http/qemu-xen-traditional.git";
+        # rev = "refs/tags/xen-${version}";
+        # use revision hash - reproducible but must be updated with each new version
+        rev = "c8ea0457495342c417c3dc033bba25148b279f60";
+        sha256 = "0v5nl3c08kpjg57fb8l191h1y57ykp786kz6l525jgplif28vx13";
+      };
+      buildInputs = qemuDeps;
+      patches = [
+      ];
+      postPatch = ''
+        substituteInPlace xen-hooks.mak \
+          --replace /usr/include/pci ${pciutils}/include/pci
+      '';
+      meta.description = "Xen's fork of upstream Qemu that uses old device model";
+    };
+  } // optionalAttrs withInternalSeabios {
+    "firmware/seabios-dir-remote" = {
+      src = fetchgit {
+        url = "https://xenbits.xen.org/git-http/seabios.git";
+        rev = "f0cdc36d2f2424f6b40438f7ee7cc502c0eff4df";
+        sha256 = "1wq5pjkjrfzqnq3wyr15mcn1l4c563m65gdyf8jm97kgb13pwwfm";
+      };
+      patches = [ ./0000-qemu-seabios-enable-ATA_DMA.patch ];
+      meta.description = "Xen's fork of Seabios";
+    };
+  } // optionalAttrs withInternalOVMF {
+    "firmware/ovmf-dir-remote" = {
+      src = fetchgit {
+        url = "https://xenbits.xen.org/git-http/ovmf.git";
+        rev = "173bf5c847e3ca8b42c11796ce048d8e2e916ff8";
+        sha256 = "07zmdj90zjrzip74fvd4ss8n8njk6cim85s58mc6snxmqqv7gmcr";
+      };
+      meta.description = "Xen's fork of OVMF";
+    };
+  } // {
+    # TODO: patch Xen to make this optional?
+    "firmware/etherboot/ipxe.git" = {
+      src = fetchgit {
+        url = "https://git.ipxe.org/ipxe.git";
+        rev = "356f6c1b64d7a97746d1816cef8ca22bdd8d0b5d";
+        sha256 = "15n400vm3id5r8y3k6lrp9ab2911a9vh9856f5gvphkazfnmns09";
+      };
+      meta.description = "Xen's fork of iPXE";
+    };
+  } // optionalAttrs withLibHVM {
+    xen-libhvm-dir-remote = {
+      src = fetchgit {
+        name = "xen-libhvm";
+        url = "https://github.com/michalpalka/xen-libhvm";
+        rev = "83065d36b36d6d527c2a4e0f5aaf0a09ee83122c";
+        sha256 = "1jzv479wvgjkazprqdzcdjy199azmx2xl3pnxli39kc5mvjz3lzd";
+      };
+      buildPhase = ''
+        make
+        cd biospt
+        cc -Wall -g -D_LINUX -Wstrict-prototypes biospt.c -o biospt -I../libhvm -L../libhvm -lxenhvm
+      '';
+      installPhase = ''
+        make install
+        cp biospt/biospt $out/bin/
+      '';
+      meta = {
+        description = ''
+          Helper library for reading ACPI and SMBIOS firmware values
+          from the host system for use with the HVM guest firmware
+          pass-through feature in Xen'';
+        license = licenses.bsd2;
+      };
+    };
+  };
+
+  configureFlags = []
+    ++ optional (!withInternalQemu) "--with-system-qemu" # use qemu from PATH
+    ++ optional (withInternalTraditionalQemu) "--enable-qemu-traditional"
+    ++ optional (!withInternalTraditionalQemu) "--disable-qemu-traditional"
+
+    ++ optional (withSeabios) "--with-system-seabios=${seabios}"
+    ++ optional (!withInternalSeabios && !withSeabios) "--disable-seabios"
+
+    ++ optional (withOVMF) "--with-system-ovmf=${OVMF.fd}/FV/OVMF.fd"
+    ++ optional (withInternalOVMF) "--enable-ovmf";
+
+  NIX_CFLAGS_COMPILE = toString [
+    # Fix build on Glibc 2.24.
+    "-Wno-error=deprecated-declarations"
+    # Fix build with GCC 8
+    "-Wno-error=maybe-uninitialized"
+    "-Wno-error=stringop-truncation"
+    "-Wno-error=format-truncation"
+    "-Wno-error=array-bounds"
+    # Fix build with GCC 9
+    "-Wno-error=address-of-packed-member"
+    "-Wno-error=format-overflow"
+    "-Wno-error=absolute-value"
+    # Fix build with GCC 10
+    "-Wno-error=enum-conversion"
+    "-Wno-error=zero-length-bounds"
+  ];
+
+  postPatch = ''
+    # Avoid a glibc >= 2.25 deprecation warnings that get fatal via -Werror.
+    sed 1i'#include <sys/sysmacros.h>' \
+      -i tools/blktap2/control/tap-ctl-allocate.c \
+      -i tools/libxl/libxl_device.c
+    # Makefile didn't include previous PKG_CONFIG_PATH so glib wasn't found
+    substituteInPlace tools/Makefile \
+      --replace 'PKG_CONFIG_PATH=$(XEN_ROOT)/tools/pkg-config' 'PKG_CONFIG_PATH=$(XEN_ROOT)/tools/pkg-config:$(PKG_CONFIG_PATH)'
+  '';
+
+  passthru = {
+    qemu-system-i386 = if withInternalQemu
+      then "lib/xen/bin/qemu-system-i386"
+      else throw "this xen has no qemu builtin";
+  };
+
+})) ({ ocamlPackages = ocaml-ng.ocamlPackages_4_05; } // args)

pkgs/applications/virtualization/xen/generic.nix

@@ -0,0 +1,262 @@
+config:
+{ lib, stdenv, cmake, pkg-config, which
+
+# Xen
+, bison, bzip2, checkpolicy, dev86, figlet, flex, gettext, glib
+, acpica-tools, libaio, libiconv, libuuid, ncurses, openssl, perl
+, python2Packages
+# python2Packages.python
+, xz, yajl, zlib
+
+# Xen Optional
+, ocamlPackages
+
+# Scripts
+, coreutils, gawk, gnused, gnugrep, diffutils, multipath-tools
+, iproute2, inetutils, iptables, bridge-utils, openvswitch, nbd, drbd
+, lvm2, util-linux, procps, systemd
+
+# Documentation
+# python2Packages.markdown
+, fig2dev, ghostscript, texinfo, pandoc
+
+, binutils-unwrapped
+
+, ...} @ args:
+
+with lib;
+
+let
+  #TODO: fix paths instead
+  scriptEnvPath = concatMapStringsSep ":" (x: "${x}/bin") [
+    which perl
+    coreutils gawk gnused gnugrep diffutils util-linux multipath-tools
+    iproute2 inetutils iptables bridge-utils openvswitch nbd drbd
+  ];
+
+  withXenfiles = f: concatStringsSep "\n" (mapAttrsToList f config.xenfiles);
+
+  withTools = a: f: withXenfiles (name: x: optionalString (hasAttr a x) ''
+    echo "processing ${name}"
+    __do() {
+      cd "tools/${name}"
+      ${f name x}
+    }
+    ( __do )
+  '');
+
+  # We don't want to use the wrapped version, because this version of ld is
+  # only used for linking the Xen EFI binary, and the build process really
+  # needs control over the LDFLAGS used
+  efiBinutils = binutils-unwrapped.overrideAttrs (oldAttrs: {
+    name = "efi-binutils";
+    configureFlags = oldAttrs.configureFlags ++ [
+      "--enable-targets=x86_64-pep"
+    ];
+    doInstallCheck = false; # We get a spurious failure otherwise, due to host/target mis-match
+  });
+in
+
+stdenv.mkDerivation (rec {
+  inherit (config) version;
+
+  name = "xen-${version}";
+
+  dontUseCmakeConfigure = true;
+
+  hardeningDisable = [ "stackprotector" "fortify" "pic" ];
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [
+    cmake which
+
+    # Xen
+    bison bzip2 checkpolicy dev86 figlet flex gettext glib acpica-tools libaio
+    libiconv libuuid ncurses openssl perl python2Packages.python xz yajl zlib
+
+    # oxenstored
+    ocamlPackages.findlib ocamlPackages.ocaml systemd
+
+    # Python fixes
+    python2Packages.wrapPython
+
+    # Documentation
+    python2Packages.markdown fig2dev ghostscript texinfo pandoc
+
+    # Others
+  ] ++ (concatMap (x: x.buildInputs or []) (attrValues config.xenfiles))
+    ++ (config.buildInputs or []);
+
+  prePatch = ''
+    ### Generic fixes
+
+    # Xen's stubdoms, tools and firmwares need various sources that
+    # are usually fetched at build time using wget and git. We can't
+    # have that, so we prefetch them in nix-expression and setup
+    # fake wget and git for debugging purposes.
+
+    mkdir fake-bin
+
+    # Fake git: just print what it wants and die
+    cat > fake-bin/wget << EOF
+    #!${stdenv.shell} -e
+    echo ===== FAKE WGET: Not fetching \$*
+    [ -e \$3 ]
+    EOF
+
+    # Fake git: just print what it wants and die
+    cat > fake-bin/git << EOF
+    #!${stdenv.shell}
+    echo ===== FAKE GIT: Not cloning \$*
+    [ -e \$3 ]
+    EOF
+
+    chmod +x fake-bin/*
+    export PATH=$PATH:$PWD/fake-bin
+
+    # Remove in-tree qemu stuff in case we build from a tar-ball
+    rm -rf tools/qemu-xen tools/qemu-xen-traditional
+
+    # Fix shebangs, mainly for build-scipts
+    # We want to do this before getting prefetched stuff to speed things up
+    # (prefetched stuff has lots of files)
+    find . -type f | xargs sed -i 's@/usr/bin/\(python\|perl\)@/usr/bin/env \1@g'
+    find . -type f -not -path "./tools/hotplug/Linux/xendomains.in" \
+      | xargs sed -i 's@/bin/bash@${stdenv.shell}@g'
+
+    # Get prefetched stuff
+    ${withXenfiles (name: x: ''
+      echo "${x.src} -> tools/${name}"
+      cp -r ${x.src} tools/${name}
+      chmod -R +w tools/${name}
+    '')}
+  '';
+
+  patches = [
+    ./0000-fix-ipxe-src.patch
+    ./0000-fix-install-python.patch
+    ./0004-makefile-use-efi-ld.patch
+    ./0005-makefile-fix-efi-mountdir-use.patch
+  ] ++ (config.patches or []);
+
+  postPatch = ''
+    ### Hacks
+
+    # Work around a bug in our GCC wrapper: `gcc -MF foo -v' doesn't
+    # print the GCC version number properly.
+    substituteInPlace xen/Makefile \
+      --replace '$(CC) $(CFLAGS) -v' '$(CC) -v'
+
+    # Hack to get `gcc -m32' to work without having 32-bit Glibc headers.
+    mkdir -p tools/include/gnu
+    touch tools/include/gnu/stubs-32.h
+
+    ### Fixing everything else
+
+    substituteInPlace tools/libfsimage/common/fsimage_plugin.c \
+      --replace /usr $out
+
+    substituteInPlace tools/blktap2/lvm/lvm-util.c \
+      --replace /usr/sbin/vgs ${lvm2}/bin/vgs \
+      --replace /usr/sbin/lvs ${lvm2}/bin/lvs
+
+    substituteInPlace tools/misc/xenpvnetboot \
+      --replace /usr/sbin/mount ${util-linux}/bin/mount \
+      --replace /usr/sbin/umount ${util-linux}/bin/umount
+
+    substituteInPlace tools/xenmon/xenmon.py \
+      --replace /usr/bin/pkill ${procps}/bin/pkill
+
+    substituteInPlace tools/xenstat/Makefile \
+      --replace /usr/include/curses.h ${ncurses.dev}/include/curses.h
+
+    ${optionalString (builtins.compareVersions config.version "4.8" >= 0) ''
+      substituteInPlace tools/hotplug/Linux/launch-xenstore.in \
+        --replace /bin/mkdir mkdir
+    ''}
+
+    ${optionalString (builtins.compareVersions config.version "4.6" < 0) ''
+      # TODO: use this as a template and support our own if-up scripts instead?
+      substituteInPlace tools/hotplug/Linux/xen-backend.rules.in \
+        --replace "@XEN_SCRIPT_DIR@" $out/etc/xen/scripts
+
+      # blktap is not provided by xen, but by xapi
+      sed -i '/blktap/d' tools/hotplug/Linux/xen-backend.rules.in
+    ''}
+
+    ${withTools "patches" (name: x: ''
+      ${concatMapStringsSep "\n" (p: ''
+        echo "# Patching with ${p}"
+        patch -p1 < ${p}
+      '') x.patches}
+    '')}
+
+    ${withTools "postPatch" (name: x: x.postPatch)}
+
+    ${config.postPatch or ""}
+  '';
+
+  postConfigure = ''
+    substituteInPlace tools/hotplug/Linux/xendomains \
+      --replace /bin/ls ls
+  '';
+
+  EFI_LD = "${efiBinutils}/bin/ld";
+  EFI_VENDOR = "nixos";
+
+  # TODO: Flask needs more testing before enabling it by default.
+  #makeFlags = [ "XSM_ENABLE=y" "FLASK_ENABLE=y" "PREFIX=$(out)" "CONFIG_DIR=/etc" "XEN_EXTFILES_URL=\\$(XEN_ROOT)/xen_ext_files" ];
+  makeFlags = [ "PREFIX=$(out) CONFIG_DIR=/etc" "XEN_SCRIPT_DIR=/etc/xen/scripts" ]
+           ++ (config.makeFlags or []);
+
+  buildFlags = [ "xen" "tools" ];
+
+  postBuild = ''
+    make -C docs man-pages
+
+    ${withTools "buildPhase" (name: x: x.buildPhase)}
+  '';
+
+  installPhase = ''
+    mkdir -p $out $out/share $out/share/man
+    cp -prvd dist/install/nix/store/*/* $out/
+    cp -prvd dist/install/boot $out/boot
+    cp -prvd dist/install/etc $out
+    cp -dR docs/man1 docs/man5 $out/share/man/
+
+    ${withTools "installPhase" (name: x: x.installPhase)}
+
+    # Hack
+    substituteInPlace $out/etc/xen/scripts/hotplugpath.sh \
+      --replace SBINDIR=\"$out/sbin\" SBINDIR=\"$out/bin\"
+
+    wrapPythonPrograms
+    # We also need to wrap pygrub, which lies in lib
+    wrapPythonProgramsIn "$out/lib" "$out $pythonPath"
+
+    shopt -s extglob
+    for i in $out/etc/xen/scripts/!(*.sh); do
+      sed -i "2s@^@export PATH=$out/bin:${scriptEnvPath}\n@" $i
+    done
+  '';
+
+  enableParallelBuilding = true;
+
+  # TODO(@oxij): Stop referencing args here
+  meta = {
+    homepage = "http://www.xen.org/";
+    description = "Xen hypervisor and related components"
+                + optionalString (args ? meta && args.meta ? description)
+                                 " (${args.meta.description})";
+    longDescription = (args.meta.longDescription or "")
+                    + "\nIncludes:\n"
+                    + withXenfiles (name: x: "* ${name}: ${x.meta.description or "(No description)"}.");
+    platforms = [ "x86_64-linux" ];
+    maintainers = with lib.maintainers; [ eelco tstrobel oxij ];
+    license = lib.licenses.gpl2;
+    # https://xenbits.xen.org/docs/unstable/support-matrix.html
+    knownVulnerabilities = lib.optionals (lib.versionOlder version "4.13") [
+      "This version of Xen has reached its end of life. See https://xenbits.xen.org/docs/unstable/support-matrix.html"
+    ];
+  } // (config.meta or {});
+} // removeAttrs config [ "xenfiles" "buildInputs" "patches" "postPatch" "meta" ])

pkgs/applications/virtualization/xen/packages.nix

@@ -0,0 +1,59 @@
+{ callPackage
+
+}:
+
+# TODO(@oxij) on new Xen version: generalize this to generate [vanilla slim
+# light] for each ./<version>.nix.
+
+rec {
+  xen_4_10-vanilla = callPackage ./4.10.nix {
+    meta = {
+      description = "vanilla";
+      longDescription = ''
+        Vanilla version of Xen. Uses forks of Qemu and Seabios bundled
+        with Xen. This gives vanilla experince, but wastes space and
+        build time: typical NixOS setup that runs lots of VMs will
+        build three different versions of Qemu when using this (two
+        forks and upstream).
+      '';
+    };
+  };
+
+  xen_4_10-slim = xen_4_10-vanilla.override {
+    withInternalQemu = false;
+    withInternalTraditionalQemu = true;
+    withInternalSeabios = false;
+    withSeabios = true;
+
+    meta = {
+      description = "slim";
+      longDescription = ''
+        Slimmed-down version of Xen that reuses nixpkgs packages as
+        much as possible. Different parts may get out of sync, but
+        this builds faster and uses less space than vanilla. Use with
+        `qemu_xen` from nixpkgs.
+      '';
+    };
+  };
+
+  xen_4_10-light = xen_4_10-vanilla.override {
+    withInternalQemu = false;
+    withInternalTraditionalQemu = false;
+    withInternalSeabios = false;
+    withSeabios = true;
+
+    meta = {
+      description = "light";
+      longDescription = ''
+        Slimmed-down version of Xen without `qemu-traditional` (you
+        don't need it if you don't know what it is). Use with
+        `qemu_xen-light` from nixpkgs.
+      '';
+    };
+  };
+
+  xen-vanilla = xen_4_10-vanilla;
+  xen-slim = xen_4_10-slim;
+  xen-light = xen_4_10-light;
+
+}

pkgs/applications/virtualization/xen/xsa-patches.nix

@@ -0,0 +1,488 @@
+{ fetchpatch }:
+
+let
+  xsaPatch = { name , sha256 }: (fetchpatch {
+    url = "https://xenbits.xen.org/xsa/xsa${name}.patch";
+    inherit sha256;
+  });
+in {
+  # 4.5
+  XSA_190 = (xsaPatch {
+    name = "190-4.5";
+    sha256 = "0f8pw38kkxky89ny3ic5h26v9zsjj9id89lygx896zc3w1klafqm";
+  });
+
+  # 4.5
+  XSA_191 = (xsaPatch {
+    name = "191-4.6";
+    sha256 = "1wl1ndli8rflmc44pkp8cw4642gi8z7j7gipac8mmlavmn3wdqhg";
+  });
+
+  # 4.5
+  XSA_192 = (xsaPatch {
+    name = "192-4.5";
+    sha256 = "0m8cv0xqvx5pdk7fcmaw2vv43xhl62plyx33xqj48y66x5z9lxpm";
+  });
+
+  # 4.5
+  XSA_193 = (xsaPatch {
+    name = "193-4.5";
+    sha256 = "0k9mykhrpm4rbjkhv067f6s05lqmgnldcyb3vi8cl0ndlyh66lvr";
+  });
+
+  # 4.5
+  XSA_195 = (xsaPatch {
+    name = "195";
+    sha256 = "0m0g953qnjy2knd9qnkdagpvkkgjbk3ydgajia6kzs499dyqpdl7";
+  });
+
+  # 4.5
+  XSA_196 = [
+    (xsaPatch {
+      name = "196-0001-x86-emul-Correct-the-IDT-entry-calculation-in-inject";
+      sha256 = "0z53nzrjvc745y26z1qc8jlg3blxp7brawvji1hx3s74n346ssl6";
+    })
+    (xsaPatch {
+      name = "196-0002-x86-svm-Fix-injection-of-software-interrupts";
+      sha256 = "11cqvr5jn2s92wsshpilx9qnfczrd9hnyb5aim6qwmz3fq3hrrkz";
+    })
+  ];
+
+  # 4.5
+  XSA_198 = (xsaPatch {
+    name = "198";
+    sha256 = "0d1nndn4p520c9xa87ixnyks3mrvzcri7c702d6mm22m8ansx6d9";
+  });
+
+  # 4.5
+  XSA_200 = (xsaPatch {
+    name = "200-4.6";
+    sha256 = "0k918ja83470iz5k4vqi15293zjvz2dipdhgc9sy9rrhg4mqncl7";
+  });
+
+  # 4.5
+  XSA_202_45 = (xsaPatch {
+    name = "202-4.6";
+    sha256 = "0nnznkrvfbbc8z64dr9wvbdijd4qbpc0wz2j5vpmx6b32sm7932f";
+  });
+
+  # 4.5
+  XSA_204_45 = (xsaPatch {
+    name = "204-4.5";
+    sha256 = "083z9pbdz3f532fnzg7n2d5wzv6rmqc0f4mvc3mnmkd0rzqw8vcp";
+  });
+
+  # 4.5
+  XSA_206_45 = [
+    (xsaPatch {
+      name = "206-4.5/0001-xenstored-apply-a-write-transaction-rate-limit";
+      sha256 = "07vsm8mlbxh2s01ny2xywnm1bqhhxas1az31fzwb6f1g14vkzwm4";
+    })
+    (xsaPatch {
+      name = "206-4.5/0002-xenstored-Log-when-the-write-transaction-rate-limit-";
+      sha256 = "17pnvxjmhny22abwwivacfig4vfsy5bqlki07z236whc2y7yzbsx";
+    })
+    (xsaPatch {
+      name = "206-4.5/0003-oxenstored-refactor-putting-response-on-wire";
+      sha256 = "0xf566yicnisliy82cydb2s9k27l3bxc43qgmv6yr2ir3ixxlw5s";
+    })
+    (xsaPatch {
+      name = "206-4.5/0004-oxenstored-remove-some-unused-parameters";
+      sha256 = "16cqx9i0w4w3x06qqdk9rbw4z96yhm0kbc32j40spfgxl82d1zlk";
+    })
+    (xsaPatch {
+      name = "206-4.5/0005-oxenstored-refactor-request-processing";
+      sha256 = "1g2hzlv7w03sqnifbzda85mwlz3bw37rk80l248180sv3k7k6bgv";
+    })
+    (xsaPatch {
+      name = "206-4.5/0006-oxenstored-keep-track-of-each-transaction-s-operatio";
+      sha256 = "0n65yfxvpfd4cz95dpbwqj3nablyzq5g7a0klvi2y9zybhch9cmg";
+    })
+    (xsaPatch {
+      name = "206-4.5/0007-oxenstored-move-functions-that-process-simple-operat";
+      sha256 = "0qllvbc9rnj7jhhlslxxs35gvphvih0ywz52jszj4irm23ka5vnz";
+    })
+    (xsaPatch {
+      name = "206-4.5/0008-oxenstored-replay-transaction-upon-conflict";
+      sha256 = "0lixkxjfzciy9l0f980cmkr8mcsx14c289kg0mn5w1cscg0hb46g";
+    })
+    (xsaPatch {
+      name = "206-4.5/0009-oxenstored-log-request-and-response-during-transacti";
+      sha256 = "09ph8ddcx0k7rndd6hx6kszxh3fhxnvdjsq13p97n996xrpl1x7b";
+    })
+    (xsaPatch {
+      name = "206-4.5/0010-oxenstored-allow-compilation-prior-to-OCaml-3.12.0";
+      sha256 = "1y0m7sqdz89z2vs4dfr45cyvxxas323rxar0xdvvvivgkgxawvxj";
+    })
+    (xsaPatch {
+      name = "206-4.5/0011-oxenstored-comments-explaining-some-variables";
+      sha256 = "1d3n0y9syya4kaavrvqn01d3wsn85gmw7qrbylkclznqgkwdsr2p";
+    })
+    (xsaPatch {
+      name = "206-4.5/0012-oxenstored-handling-of-domain-conflict-credit";
+      sha256 = "12zgid5y9vrhhpk2syxp0x01lzzr6447fa76n6rjmzi1xgdzpaf8";
+    })
+    (xsaPatch {
+      name = "206-4.5/0013-oxenstored-ignore-domains-with-no-conflict-credit";
+      sha256 = "0v3g9pm60w6qi360hdqjcw838s0qcyywz9qpl8gzmhrg7a35avxl";
+    })
+    (xsaPatch {
+      name = "206-4.5/0014-oxenstored-add-transaction-info-relevant-to-history-";
+      sha256 = "0vv3w0h5xh554i9v2vbc8gzm8wabjf2vzya3dyv5yzvly6ygv0sb";
+    })
+    (xsaPatch {
+      name = "206-4.5/0015-oxenstored-support-commit-history-tracking";
+      sha256 = "1iv2vy29g437vj73x9p33rdcr5ln2q0kx1b3pgxq202ghbc1x1zj";
+    })
+    (xsaPatch {
+      name = "206-4.5/0016-oxenstored-only-record-operations-with-side-effects-";
+      sha256 = "1cjkw5ganbg6lq78qsg0igjqvbgph3j349faxgk1p5d6nr492zzy";
+    })
+    (xsaPatch {
+      name = "206-4.5/0017-oxenstored-discard-old-commit-history-on-txn-end";
+      sha256 = "0lm15lq77403qqwpwcqvxlzgirp6ffh301any9g401hs98f9y4ps";
+    })
+    (xsaPatch {
+      name = "206-4.5/0018-oxenstored-track-commit-history";
+      sha256 = "1jh92p6vjhkm3bn5vz260npvsjji63g2imsxflxs4f3r69sz1nkd";
+    })
+    (xsaPatch {
+      name = "206-4.5/0019-oxenstored-blame-the-connection-that-caused-a-transa";
+      sha256 = "17k264pk0fvsamj85578msgpx97mw63nmj0j9v5hbj4bgfazvj4h";
+    })
+    (xsaPatch {
+      name = "206-4.5/0020-oxenstored-allow-self-conflicts";
+      sha256 = "15z3rd49q0pa72si0s8wjsy2zvbm613d0hjswp4ikc6nzsnsh4qy";
+    })
+    (xsaPatch {
+      name = "206-4.5/0021-oxenstored-do-not-commit-read-only-transactions";
+      sha256 = "04wpzazhv90lg3228z5i6vnh1z4lzd08z0d0fvc4br6pkd0w4va8";
+    })
+    (xsaPatch {
+      name = "206-4.5/0022-oxenstored-don-t-wake-to-issue-no-conflict-credit";
+      sha256 = "1shbrn0w68rlywcc633zcgykfccck1a77igmg8ydzwjsbwxsmsjy";
+    })
+    (xsaPatch {
+      name = "206-4.5/0023-oxenstored-transaction-conflicts-improve-logging";
+      sha256 = "1086y268yh8047k1vxnxs2nhp6izp7lfmq01f1gq5n7jiy1sxcq7";
+    })
+    (xsaPatch {
+      name = "206-4.5/0024-oxenstored-trim-history-in-the-frequent_ops-function";
+      sha256 = "014zs6i4gzrimn814k5i7gz66vbb0adkzr2qyai7i4fxc9h9r7w8";
+    })
+  ];
+
+  # 4.5 - 4.8
+  XSA_207 = (xsaPatch {
+    name = "207";
+    sha256 = "0wdlhijmw9mdj6a82pyw1rwwiz605dwzjc392zr3fpb2jklrvibc";
+  });
+
+  # 4.5 - 4.8
+  XSA_212 = (xsaPatch {
+    name = "212";
+    sha256 = "1ggjbbym5irq534a3zc86md9jg8imlpc9wx8xsadb9akgjrr1r8d";
+  });
+
+  # 4.5
+  XSA_213_45 = (xsaPatch {
+    name = "213-4.5";
+    sha256 = "1vnqf89ydacr5bq3d6z2r33xb2sn5vsd934rncyc28ybc9rvj6wm";
+  });
+
+  # 4.5 - 4.8
+  XSA_214 = (xsaPatch {
+    name = "214";
+    sha256 = "0qapzx63z0yl84phnpnglpkxp6b9sy1y7cilhwjhxyigpfnm2rrk";
+  });
+
+  # 4.5
+  XSA_215 = (xsaPatch {
+    name = "215";
+    sha256 = "0sv8ccc5xp09f1w1gj5a9n3mlsdsh96sdb1n560vh31f4kkd61xs";
+  });
+
+  # 4.5
+  XSA_217_45 = (xsaPatch {
+    name = "217-4.5";
+    sha256 = "067pgsfrb9py2dhm1pk9g8f6fs40vyfrcxhj8c12vzamb6svzmn4";
+  });
+
+  # 4.5
+  XSA_218_45 = [
+    (xsaPatch {
+      name = "218-4.5/0001-IOMMU-handle-IOMMU-mapping-and-unmapping-failures";
+      sha256 = "00y6j3yjxw0igpldsavikmhlxw711k2jsj1qx0s05w2k608gadkq";
+    })
+    (xsaPatch {
+      name = "218-4.5/0002-gnttab-fix-unmap-pin-accounting-race";
+      sha256 = "0qbbfnnjlpdcd29mzmacfmi859k92c213l91q7w1rg2k6pzx928k";
+    })
+    (xsaPatch {
+      name = "218-4.5/0003-gnttab-Avoid-potential-double-put-of-maptrack-entry";
+      sha256 = "1cndzvyhf41mk4my6vh3bk9jvh2y4gpmqdhvl9zhxhmppszslqkc";
+    })
+    (xsaPatch {
+      name = "218-4.5/0004-gnttab-correct-maptrack-table-accesses";
+      sha256 = "02zpb0ffigijacqvyyjylwx3qpgibwslrka7mbxwnclf4s9c03a2";
+    })
+  ];
+
+  # 4.5
+  XSA_219_45 = (xsaPatch {
+    name = "219-4.5";
+    sha256 = "003msr5vhsc66scmdpgn0lp3p01g4zfw5vj86y5lw9ajkbaywdsm";
+  });
+
+  # 4.5
+  XSA_220_45 = (xsaPatch {
+    name = "220-4.5";
+    sha256 = "1dj9nn6lzxlipjb3nb7b9m4337fl6yn2bd7ap1lqrjn8h9zkk1pp";
+  });
+
+  # 4.5 - 4.8
+  XSA_221 = (xsaPatch {
+    name = "221";
+    sha256 = "1mcr1nqgxyjrkywdg7qhlfwgz7vj2if1dhic425vgd41p9cdgl26";
+  });
+
+  # 4.5
+  XSA_222_45 = [
+    (xsaPatch {
+      name = "222-1-4.6";
+      sha256 = "1g4dqm5qx4wqlv1520jpfiscph95vllcp4gqp1rdfailk8xi0mcf";
+    })
+    (xsaPatch {
+      name = "222-2-4.5";
+      sha256 = "1hw8rhc7q4v309f4w11gxfsn5x1pirvxkg7s4kr711fnmvp9hkzd";
+    })
+  ];
+
+  # 4.5 - 4.8
+  XSA_223 = (xsaPatch {
+    name = "223";
+    sha256 = "0803gjgcbq9vaz2mq0v5finf1fq8iik1g4hqsjqhjxvspn8l70c5";
+  });
+
+  # 4.5
+  XSA_224_45 = [
+    (xsaPatch {
+      name = "224-4.5/0001-gnttab-Fix-handling-of-dev_bus_addr-during-unmap";
+      sha256 = "1aislj66ss4cb3v2bh12mrqsyrf288d4h54rj94jjq7h1hnycw7h";
+    })
+    (xsaPatch {
+      name = "224-4.5/0002-gnttab-never-create-host-mapping-unless-asked-to";
+      sha256 = "1j6fgm1ccb07gg0mi5qmdr0vqwwc3n12z433g1jrija2gbk1x8aq";
+    })
+    (xsaPatch {
+      name = "224-4.5/0003-gnttab-correct-logic-to-get-page-references-during-m";
+      sha256 = "166kmicwx280fjqjvgigbmhabjksa0hhvqx5h4v6kjlcjpmxqy08";
+    })
+    (xsaPatch {
+      name = "224-4.5/0004-gnttab-__gnttab_unmap_common_complete-is-all-or-noth";
+      sha256 = "1skc0yj1zsn8xgyq1y57bdc0scvvlmd0ynrjwwf1zkias1wlilav";
+    })
+  ];
+
+  # 4.5
+  XSA_226_45 = [
+    (xsaPatch {
+      name = "226-4.5/0001-gnttab-dont-use-possibly-unbounded-tail-calls";
+      sha256 = "1hx47ppv5q33cw4dwp82lgvv4fp28gx7rxijw0iaczsv8bvb8vcg";
+    })
+    (xsaPatch {
+      name = "226-4.5/0002-gnttab-fix-transitive-grant-handling";
+      sha256 = "1gzp8m2zfihwlk71c3lqyd0ajh9h11pvkhzhw0mawckxy0qksvlc";
+    })
+  ];
+
+  # 4.5
+  XSA_227_45 = (xsaPatch {
+    name = "227-4.5";
+    sha256 = "1qfjfisgqm4x98qw54x2qrvgjnvvzizx9p1pjhcnsps9q6g1y3x8";
+  });
+
+  # 4.5 - 4.9
+  XSA_230 = (xsaPatch {
+    name = "230";
+    sha256 = "10x0j7wmzkrwycs1ng89fgjzvzh8vsdd4c5nb68b3j1azdx4ld83";
+  });
+
+  # 4.5
+  XSA_231_45 = (xsaPatch {
+    name = "231-4.5";
+    sha256 = "06gwx2f1lg51dfk2b4zxp7wv9c4pxdi87pg2asvmxqc78ir7l5s6";
+  });
+
+  # 4.5 - 4.9
+  XSA_232 = (xsaPatch {
+    name = "232";
+    sha256 = "0n6irjpmraa3hbxxm64a1cplc6y6g07x7v2fmlpvn70ql3fs0220";
+  });
+
+  # 4.5 - 4.9
+  XSA_233 = (xsaPatch {
+    name = "233";
+    sha256 = "1w3m8349cqav56av63w6jzvlsv4jw5rimwvskr9pq2rcbk2dx8kf";
+  });
+
+  # 4.5
+  XSA_234_45 = (xsaPatch {
+    name = "234-4.5";
+    sha256 = "1ji6hbgybb4gbgz5l5fis9midnvjbddzam8d63377rkzdyb3yz9f";
+  });
+
+  # 4.5
+  XSA_235_45 = (xsaPatch {
+    name = "235-4.5";
+    sha256 = "0hhgnql2gji111020z4wiyzg23wqs6ymanb67rg11p4qad1fp3ff";
+  });
+
+  # 4.5
+  XSA_236_45 = (xsaPatch {
+    name = "236-4.5";
+    sha256 = "0hcla86x81wykssd2967gblp7fzx61290p4ls4v0hcyxdg2bs2yz";
+  });
+
+  # 4.5
+  XSA_237_45 = [
+    (xsaPatch {
+      name = "237-4.5/0001-x86-dont-allow-MSI-pIRQ-mapping-on-unowned-device";
+      sha256 = "0hjxs20jhls4i0iph45a0qpw4znkm04gv74jmwhw84gy4hrhzq3b";
+    })
+    (xsaPatch {
+      name = "237-4.5/0002-x86-enforce-proper-privilege-when-mapping-pIRQ-s";
+      sha256 = "0ki8nmbc2g1l9wnqsph45a2k4c6dk5s7jvdlxg3zznyiyxjcv8yn";
+    })
+    (xsaPatch {
+      name = "237-4.5/0003-x86-MSI-disallow-redundant-enabling";
+      sha256 = "1hdz83qrjaqnihz8ji186dypxiblbfpgyb01j9m5alhk4whjqvp1";
+    })
+    (xsaPatch {
+      name = "237-4.5/0004-x86-IRQ-conditionally-preserve-irq-pirq-mapping-on-error";
+      sha256 = "0csdfn9kzn1k94pg3fcwsgqw14wcd4myi1jkcq5alj1fmkhw4wmk";
+    })
+    (xsaPatch {
+      name = "237-4.5/0005-x86-FLASK-fix-unmap-domain-IRQ-XSM-hook";
+      sha256 = "14b73rkvbkd1a2gh9kp0zrvv2d3kfwkiv24fg9agh4hrf2w3nx7y";
+    })
+  ];
+
+  # 4.5
+  XSA_238_45 = (xsaPatch {
+    name = "238-4.5";
+    sha256 = "1x2fg5vfv5jc084h5gjm6fq0nxjpzvi96px3sqzz4pvsvy4y4i1z";
+  });
+
+  # 4.5
+  XSA_239_45 = (xsaPatch {
+    name = "239-4.5";
+    sha256 = "06bi8q3973yajxsdj7pcqarvb56q2gisxdiy0cpbyffbmpkfv3h6";
+  });
+
+  # 4.5
+  XSA_240_45 = [
+    (xsaPatch {
+      name = "240-4.5/0001-x86-limit-linear-page-table-use-to-a-single-level";
+      sha256 = "0pmf10mbnmb88y7mly8s2l0j88cg0ayhkcnmj1zbjrkjmpccv395";
+    })
+    (xsaPatch {
+      name = "240-4.5/0002-x86-mm-Disable-PV-linear-pagetables-by-default";
+      sha256 = "19f096ra3xndvzkjjasx73p2g25hfkm905px0p3yakwll0qzd029";
+    })
+  ];
+
+  # 4.5 - 4.8
+  XSA_241 = (xsaPatch {
+    name = "241-4.8";
+    sha256 = "16zb75kzs98f4mdxhbyczk5mbh9dvn6j3yhfafki34x1dfdnq4pj";
+  });
+
+  # 4.5 - 4.9
+  XSA_242 = (xsaPatch {
+    name = "242-4.9";
+    sha256 = "0yx3x0i2wybsm7lzdffxa2mm866bjl4ipbb9vipnw77dyg705zpr";
+  });
+
+  # 4.5
+  XSA_243_45 = [
+    (xsaPatch {
+      name = "243-4.6-1";
+      sha256 = "1cqanpyysa7px0j645z4jw9yqsvv6cbh7yq1b86ap134axfifcan";
+    })
+    (xsaPatch {
+      name = "243-4.5-2";
+      sha256 = "0wbcgw4m0nzm2902jnda2020l7bd5adkq8j5myi1zmsfzbq03hwn";
+    })
+  ];
+
+  # 4.5
+  XSA_244_45 = (xsaPatch {
+    name = "244-4.5";
+    sha256 = "05ci3vdl1ywfjpzcvsy1k52whxjk8pxzj7dh3r94yqasr56i5v2l";
+  });
+
+  # 4.5 - 4.9
+  XSA_245 = [
+    (xsaPatch {
+      name = "245/0001-xen-page_alloc-Cover-memory-unreserved-after-boot-in";
+      sha256 = "12brsgbn7xwakalsn10afykgqmx119mqg6vjj3v2b1pnmf4ss0w8";
+    })
+    (xsaPatch {
+      name = "245/0002-xen-arm-Correctly-report-the-memory-region-in-the-du";
+      sha256 = "1k6z5r7wnrswsczn2j3a1mc4nvxqm4ydj6n6rvgqizk2pszdkqg8";
+    })
+  ];
+
+  # 4.5 - 4.7
+  XSA_246_45 = [
+    (xsaPatch {
+      name = "246-4.7";
+      sha256 = "13rad4k8z3bq15d67dhgy96kdbrjiq9sy8px0jskbpx9ygjdahkn";
+    })
+  ];
+
+  # 4.5
+  XSA_247_45 = [
+    (xsaPatch {
+      name = "247-4.5/0001-p2m-Always-check-to-see-if-removing-a-p2m-entry-actu";
+      sha256 = "0h1mp5s9si8aw2gipds317f27h9pi7bgnhj0bcmw11p0ch98sg1m";
+    })
+    (xsaPatch {
+      name = "247-4.5/0002-p2m-Check-return-value-of-p2m_set_entry-when-decreas";
+      sha256 = "0vjjybxbcm4xl26wbqvcqfiyvvlayswm4f98i1fr5a9abmljn5sb";
+    })
+  ];
+
+  # 4.5
+  XSA_248_45 = [
+    (xsaPatch {
+      name = "248-4.5";
+      sha256 = "0csxg6h492ddsa210b45av28iqf7cn2dfdqk4zx10zwf1pv2shyn";
+    })
+  ];
+
+  # 4.5 .. 4.9
+  XSA_249 = [
+   (xsaPatch {
+      name = "249";
+      sha256 = "0v6ngzqhkz7yv4n83xlpxfbkr2qyg5b1cds7ikkinm86hiqy6agl";
+    })
+  ];
+
+  # 4.5
+  XSA_250_45 = [
+   (xsaPatch {
+      name = "250-4.5";
+      sha256 = "0pqldl6qnl834gvfp90z247q9xcjh3835s2iffnajz7jhjb2145d";
+    })
+  ];
+
+  # 4.5
+  XSA_251_45 = [
+   (xsaPatch {
+      name = "251-4.5";
+      sha256 = "0lc94cx271z09r0mhxaypyd9d4740051p28idf5calx5228dqjgm";
+    })
+  ];
+}