[PATCH v3 4/4] arm64: Add the introduction of xen boot commands in docs/grub.texi

[fu.wei@linaro.org]

From: Fu Wei <fu.wei@linaro.org>

    xen_hypervisor
    xen_linux
    xen_initrd
    xen_xsm
    xen_module

Signed-off-by: Fu Wei <fu.wei@linaro.org>
---
 docs/grub.texi | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)

diff --git a/docs/grub.texi b/docs/grub.texi
index b9f41a7..e94b03c 100644
--- a/docs/grub.texi
+++ b/docs/grub.texi
@@ -3839,6 +3839,12 @@ you forget a command, you can run the command @command{help}
 @comment * vbeinfo::                     List available video modes
 * verify_detached::             Verify detached digital signature
 * videoinfo::                   List available video modes
+@comment * xen_*::   Xen boot commands, for arm64 only
+* xen_hypervisor::              Load xen hypervisor binary on arm64
+* xen_linux::                   Load dom0 kernel for xen hypervisor on arm64
+* xen_initrd::                  Load dom0 initrd for xen hypervisor on arm64
+* xen_xsm::                     Load xen security module for xen hypervisor on arm64
+* xen_module::                  Load custom module for xen hypervisor on arm64
 @end menu
 
 
@@ -5102,6 +5108,56 @@ successfully.  If validation fails, it is set to a non-zero value.
 List available video modes. If resolution is given, show only matching modes.
 @end deffn
 
+@node xen_hypervisor
+@subsection xen_hypervisor
+
+@deffn Command xen_hypervisor file  [arguments] @dots{}
+Load a Xen hypervisor binary from @var{file}. The rest of the
+line is passed verbatim as the @dfn{kernel command-line}. Any Xen module must
+be reloaded after using this command (@pxref{xen_module}).
+This command is only available on ARM64 systems.
+@end deffn
+
+@node xen_linux
+@subsection xen_linux
+
+@deffn Command xen_linux file [arguments]
+Load a dom0 kernel image for xen hypervisor binary. The rest of the
+line is passed verbatim as the module command line.
+This command is only available on ARM64 systems.
+@end deffn
+
+@node xen_initrd
+@subsection xen_initrd
+
+@deffn Command xen_initrd file
+Load a dom0 initrd image for xen hypervisor binary.
+This command is only available on ARM64 systems.
+@end deffn
+
+@node xen_xsm
+@subsection xen_xsm
+
+@deffn Command xen_xsm file
+Load a xen security module for xen hypervisor binary.
+This command is only available on ARM64 systems.
+@end deffn
+
+
+@node xen_module
+@subsection xen_module
+
+@deffn Command xen_module [--type <compatible stream>] file [arguments]
+Load a custom module for xen hypervisor binary. The rest of the
+line is passed verbatim as the module command line.
+This command is only available on ARM64 systems.
+
+--type is an option which allow the module command to take "compatible" string.
+This would override default compatible string:"xen,module". The rest of the
+line is passed verbatim as the module command line.
+This command is only available on ARM64 systems.
+@end deffn
+
 @node Networking commands
 @section The list of networking commands
 
-- 
1.8.3.1