From e97f8fecfa10ad04448f9cf54a1f0277f668cf4e Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Tue, 26 Sep 2023 13:57:46 +0200
Subject: [PATCH] rust-hypervisor-firmware: fix build (#257345)

Co-authored-by: Yureka <yuka@yuka.dev>
---
 .../rust-hypervisor-firmware/default.nix               | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/virtualization/rust-hypervisor-firmware/default.nix b/pkgs/applications/virtualization/rust-hypervisor-firmware/default.nix
index 152bb056bc55..ddb06a97f162 100644
--- a/pkgs/applications/virtualization/rust-hypervisor-firmware/default.nix
+++ b/pkgs/applications/virtualization/rust-hypervisor-firmware/default.nix
@@ -1,8 +1,9 @@
 { lib
 , fetchFromGitHub
-, makeRustPlatform
 , hostPlatform
 , targetPlatform
+, cargo
+, rustc
 , lld
 }:
 
@@ -24,7 +25,12 @@ let
     };
   };
 
-  inherit (cross) rustPlatform;
+  # inherit (cross) rustPlatform;
+  # ^ breaks because we are doing a no_std embedded build with a custom sysroot,
+  # but the fast_cross rustc wrapper already passes a sysroot argument
+  rustPlatform = cross.makeRustPlatform {
+    inherit rustc cargo;
+  };
 
 in