ipxe: use upstream configuration

Upstream supports named configurations now and ships with
settings for qemu.  Use them, drop our config header copying.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

roms/Makefile

@@ -120,20 +120,17 @@ efi-rom-%: build-pxe-roms build-efi-roms
 		-ec ipxe/src/bin-x86_64-efi/$(VID)$(DID).efidrv \
 		-o ../pc-bios/efi-$*.rom
 
-build-pxe-roms: ipxe/src/config/local/general.h
-	$(MAKE) -C ipxe/src \
+build-pxe-roms:
+	$(MAKE) -C ipxe/src CONFIG=qemu \
 		CROSS_COMPILE=$(x86_64_cross_prefix) \
 		$(patsubst %,bin/%.rom,$(pxerom_targets))
 
-build-efi-roms: build-pxe-roms ipxe/src/config/local/general.h
-	$(MAKE) -C ipxe/src \
+build-efi-roms: build-pxe-roms
+	$(MAKE) -C ipxe/src CONFIG=qemu \
 		CROSS_COMPILE=$(x86_64_cross_prefix) \
 		$(patsubst %,bin-i386-efi/%.efidrv,$(pxerom_targets)) \
 		$(patsubst %,bin-x86_64-efi/%.efidrv,$(pxerom_targets))
 
-ipxe/src/config/local/%: config.ipxe.%
-	cp $< $@
-
 
 slof:
 	$(MAKE) -C SLOF CROSS=$(powerpc64_cross_prefix) qemu

roms/config.ipxe.general.h

-#undef BANNER_TIMEOUT
-#define BANNER_TIMEOUT 30
-#undef ROM_BANNER_TIMEOUT
-#define ROM_BANNER_TIMEOUT 0