The Debian (based) distributions currently provides 2 ARM
toolchains, documented as [1]:

* The ARM EABI (armel) port targets a range of older 32-bit ARM
  devices, particularly those used in NAS hardware and a variety
  of *plug computers.
* The newer ARM hard-float (armhf) port supports newer, more
  powerful 32-bit devices using version 7 of the ARM architecture
  specification.

For various reasons documented in [2], the EDK2 project recommend
to use the softfloat toolchain (named 'armel' by Debian).

Force the softfloat cross toolchain prefix on Debian distributions.

[1] https://www.debian.org/ports/arm/#status
[2] https://github.com/tianocore/edk2/commit/41203b9a

Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com>
---
 roms/edk2-funcs.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/roms/edk2-funcs.sh b/roms/edk2-funcs.sh
index 3f4485b201..abd6bbe1fd 100644
--- a/roms/edk2-funcs.sh
+++ b/roms/edk2-funcs.sh
@@ -112,6 +112,9 @@ qemu_edk2_get_cross_prefix()
      ( [ "$gcc_arch" == i686 ] && [ "$host_arch" == x86_64 ] ); then
     # no cross-compiler needed
     :
+  elif ( [ -e /etc/debian_version ] && [ "$gcc_arch" == arm ] ); then
+    # force hard-float cross-compiler on Debian
+    printf 'arm-linux-gnueabi-'
   else
     printf '%s-linux-gnu-\n' "$gcc_arch"
   fi
-- 
2.21.0


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