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From: Gerd Hoffmann <kraxel@redhat.com>
Date: Tue, 02 Feb 2016 12:06:27 +0100
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Subject: Re: [Qemu-devel] [PATCH v4] Add optionrom compatible with fw_cfg
	DMA version
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To: Marc =?ISO-8859-1?Q?Mar=ED?= <markmb@redhat.com>
Cc: Marc =?ISO-8859-1?Q?Mar=ED?= <marc.mari.barcelo@gmail.com>, "Gabriel
	L. Somlo" <somlo@cmu.edu>, qemu-devel@nongnu.org, Kevin O'Connor <kevin@koconnor.net>, Stefan Hajnoczi <stefanha@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Laszlo <lersek@redhat.com>

  Hi,

>  %.img: %.o
> -	$(call quiet-command,$(LD) $(LDFLAGS_NOPIE) -Ttext 0 -e _start -s -o $@=
 $<,"  Building $(TARGET_DIR)$@")
> +	$(call quiet-command,$(LD) $(LDFLAGS_NOPIE) -m elf_i386 -Ttext 0 -e _st=
art -s -o $@ $<,"  Building $(TARGET_DIR)$@")

Hmm, that breaks the windows cross build:

make: Entering directory `/home/kraxel/projects/qemu/build-win32'
  Building optionrom/linuxboot_dma.img
i686-w64-mingw32-ld: unrecognised emulation mode: elf_i386
Supported emulations: i386pe
make[1]: *** [linuxboot_dma.img] Error 1

cheers,
  Gerd