util/liveiso: Disable strict checking of access to MMIO memory

Change-Id: Ie859490d3cb3b8c56437cbd6c3e46525c580d3f4
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57535
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

util/liveiso/common.nix

@@ -22,7 +22,11 @@
 	environment.variables.GC_INITIAL_HEAP_SIZE = "1M";
 
 	boot = {
-		kernelParams = [ "console=ttyS0,115200" "console=tty0" ];
+		kernelParams = [
+			"console=ttyS0,115200"
+			"console=tty0"
+			"iomem=relaxed"
+		];
 		# pkgs.linuxPackages == lts
 		# pkgs.linuxPackages_latest == stable
 		kernelPackages = pkgs.linuxPackages;