[Buildroot] [PATCH V2] Add Xen 4.6

[Alistair Francis]

On Sun, Mar 27, 2016 at 5:54 AM, Arnout Vandecappelle <arnout at mind.be> wrote:
> On 03/09/16 01:35, Alistair Francis wrote:
>>
>> Add support to compile Xen 4.6 and Xen tools.
>>
>> Signed-off-by: Alistair Francis <alistair.francis at xilinx.com>
>> ---
>> V2:
>>   - Lots of fixups pointed out by Arnout Vandecappelle
>>
>>   package/Config.in     |  1 +
>>   package/xen/Config.in | 36 ++++++++++++++++++++++++++++++++++++
>>   package/xen/xen.hash  |  2 ++
>>   package/xen/xen.mk    | 46
>> ++++++++++++++++++++++++++++++++++++++++++++++
>>   4 files changed, 85 insertions(+)
>>   create mode 100644 package/xen/Config.in
>>   create mode 100644 package/xen/xen.hash
>>   create mode 100644 package/xen/xen.mk
>>
>> diff --git a/package/Config.in b/package/Config.in
>> index d916154..37be762 100644
>> --- a/package/Config.in
>> +++ b/package/Config.in
>> @@ -1656,6 +1656,7 @@ endif
>>         source "package/tpm-tools/Config.in"
>>         source "package/unscd/Config.in"
>>         source "package/util-linux/Config.in"
>> +       source "package/xen/Config.in"
>>   endmenu
>>
>>   menu "Text editors and viewers"
>> diff --git a/package/xen/Config.in b/package/xen/Config.in
>> new file mode 100644
>> index 0000000..4235f48
>> --- /dev/null
>> +++ b/package/xen/Config.in
>> @@ -0,0 +1,36 @@
>> +config BR2_PACKAGE_XEN
>> +       bool "xen"
>> +       # Xen only supports these architectures
>> +       depends on BR2_arm || BR2_aarch64 || BR2_i386 || BR2_x86_64
>> +       depends on BR2_PACKAGE_LIBAIO_ARCH_SUPPORTS
>> +       depends on BR2_TOOLCHAIN_HAS_THREADS # libglib2
>> +       depends on BR2_USE_WCHAR # libglib2, util-linux
>> +       select BR2_PACKAGE_LIBAIO
>> +       select BR2_PACKAGE_LIBGLIB2
>> +       select BR2_PACKAGE_NCURSES
>> +       select BR2_PACKAGE_OPENSSL
>> +       select BR2_PACKAGE_PIXMAN
>> +       select BR2_PACKAGE_YAJL
>> +       help
>> +         This builds the Xen hypervisor and toolstack.
>
>
>  There should be an empty line here.
>
>> +         http://www.xenproject.org/
>> +
>> +if BR2_PACKAGE_XEN
>> +
>> +config BR2_PACKAGE_XEN_HYPERVISOR
>> +       bool "Build the Xen hypervisor"
>> +       default y
>> +       help
>> +         The Xen binaries are avaliable in ./usr/lib/xen/
>
>
>  No . in the beginning of the path, it's the absolute path on the target.
>
>> +         See http://wiki.xenproject.org/wiki/Getting_Started for using
>> the Xen hypervisor.
>
>
>  Wrap at 72 columns (where the tab counts for 8).
>
>> +
>> +config BR2_PACKAGE_XEN_TOOLS
>> +       bool "Build the Xen tools"
>> +       depends on !BR2_STATIC_LIBS # dtc (libfdt)
>> +       select BR2_PACKAGE_DTC
>> +       select BR2_PACKAGE_UTIL_LINUX
>> +       select BR2_PACKAGE_UTIL_LINUX_LIBUUID
>
>
>  It also seems to need:
>
>         select BR2_PACKAGE_ARGP_STANDALONE if !BR2_TOOLCHAIN_USES_GLIBC
>
>
>> +       help
>> +         The Xen tools can be accessed by the xl command.
>> +
>> +endif
>> diff --git a/package/xen/xen.hash b/package/xen/xen.hash
>> new file mode 100644
>> index 0000000..c124b3a
>> --- /dev/null
>> +++ b/package/xen/xen.hash
>> @@ -0,0 +1,2 @@
>> +# Locally computed
>> +sha256 6fa1c2431df55aa5950d248e6093b8c8c0f11c357a0adbd348a2186478e80909
>> xen-4.6.0.tar.gz
>> diff --git a/package/xen/xen.mk b/package/xen/xen.mk
>> new file mode 100644
>> index 0000000..2c0a4c9
>> --- /dev/null
>> +++ b/package/xen/xen.mk
>> @@ -0,0 +1,46 @@
>>
>> +################################################################################
>> +#
>> +# Xen
>> +#
>>
>> +################################################################################
>> +
>> +XEN_VERSION = 4.6.0
>> +XEN_SITE = http://bits.xensource.com/oss-xen/release/$(XEN_VERSION)
>> +XEN_LICENSE = GPLv2
>> +XEN_LICENSE_FILES = COPYING
>> +
>> +ifeq ($(BR2_PACKAGE_XEN_HYPERVISOR),y)
>> +XEN_INSTALL_IMAGES = YES
>> +endif
>> +
>> +XEN_DEPENDENCIES += libaio libglib2 ncurses openssl pixman yajl
>> +
>> +XEN_INSTALL_TARGET_OPTS = DESTDIR=$(TARGET_DIR)
>> +
>> +XEN_CONF_OPTS += --disable-ocamltools
>
>
>  For some reason, it doesn't seem to be cross-compiling for me, it uses
> "gcc" to build. I think you need to pass TARGET_CONFIGURE_OPTS in
> XEN_MAKE_ENV.

I see the same problem. I tried using TARGET_CONFIGURE_OPTS in
XEN_MAKE_ENV but it still uses GCC.

The configure scripts detects an AArch64 target correctly, but it
still uses GCC. Any other ideas?

Thanks,

Alistair

>
>> +
>> +ifeq ($(BR2_PACKAGE_XEN_HYPERVISOR),y)
>> +XEN_MAKE_OPTS += dist-xen
>> +
>> +define XEN_INSTALL_IMAGES_CMDS
>> + cp $(@D)/xen/xen $(BINARIES_DIR)
>
>
>  Commands should be indented with a tab.
>
>> +endef
>> +else
>> +XEN_CONF_OPTS += --disable-xen
>> +endif
>> +
>> +ifeq ($(BR2_PACKAGE_XEN_TOOLS),y)
>> +XEN_DEPENDENCIES += dtc util-linux
>> +XEN_INSTALL_TARGET_OPTS += install-tools
>> +XEN_MAKE_OPTS += dist-tools
>> +
>> +define XEN_INSTALL_INIT_SYSV
>> + mv $(TARGET_DIR)/etc/init.d/xencommons
>> $(TARGET_DIR)/etc/init.d/S50xencommons
>> + mv $(TARGET_DIR)/etc/init.d/xen-watchdog
>> $(TARGET_DIR)/etc/init.d/S50xen-watchdog
>> + mv $(TARGET_DIR)/etc/init.d/xendomains
>> $(TARGET_DIR)/etc/init.d/S60xendomains
>
>
>  Same here.
>
>
>  Regards,
>  Arnout
>
>
>> +endef
>> +else
>> +XEN_CONF_OPTS += --disable-tools
>> +endif
>> +
>> +$(eval $(autotools-package))
>>
>
>
> --
> Arnout Vandecappelle                          arnout at mind be
> Senior Embedded Software Architect            +32-16-286500
> Essensium/Mind                                http://www.mind.be
> G.Geenslaan 9, 3001 Leuven, Belgium           BE 872 984 063 RPR Leuven
> LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle
> GPG fingerprint:  7493 020B C7E3 8618 8DEC 222C 82EB F404 F9AC 0DDF