On 19/06/2019 12:02, Roger Pau Monne wrote:
> After building the hypervisor binary. Note that the check is performed
> by searching for the magic header value at the start of the binary.
>
> Signed-off-by: Roger Pau Monné <roger....@citrix.com>
> ---
> Cc: Jan Beulich <jbeul...@suse.com>
> Cc: Andrew Cooper <andrew.coop...@citrix.com>
> Cc: Wei Liu <w...@xen.org>
> ---
> xen/arch/x86/Makefile | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/xen/arch/x86/Makefile b/xen/arch/x86/Makefile
> index 8a8d8f060f..9bb3bf6e6c 100644
> --- a/xen/arch/x86/Makefile
> +++ b/xen/arch/x86/Makefile
> @@ -102,6 +102,9 @@
> syms-warn-dup-$(CONFIG_SUPPRESS_DUPLICATE_SYMBOL_WARNINGS) :=
> $(TARGET): $(TARGET)-syms $(efi-y) boot/mkelf32
> ./boot/mkelf32 $(notes_phdrs) $(TARGET)-syms $(TARGET)
> $(XEN_IMG_OFFSET) \
> `$(NM) $(TARGET)-syms | sed -ne 's/^\([^ ]*\) .
> __2M_rwdata_end$$/0x\1/p'`
> + # Check for multiboot{1,2} headers
> + od -t x4 -N 8192 $(TARGET) | grep 1badb002 > /dev/null
> + od -t x4 -N 32768 $(TARGET) | grep e85250d6 > /dev/null
Neat solution. Is `grep -q` portable ?
~Andrew
>
> ALL_OBJS := $(BASEDIR)/arch/x86/boot/built_in.o
> $(BASEDIR)/arch/x86/efi/built_in.o $(ALL_OBJS)
>
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