6 files changed, 40 insertions, 0 deletions
diff --git a/guix/platforms/arm.scm b/guix/platforms/arm.scm
index 32c0fbc032..b0c76efc73 100644
--- a/guix/platforms/arm.scm
+++ b/guix/platforms/arm.scm
@@ -27,6 +27,7 @@
    (target "arm-linux-gnueabihf")
    (system "armhf-linux")
    (linux-architecture "arm")
+   (rust-target "armv7-unknown-linux-gnueabihf")
    (glibc-dynamic-linker "/lib/ld-linux-armhf.so.3")))
 
 (define aarch64-linux
@@ -34,4 +35,5 @@
    (target "aarch64-linux-gnu")
    (system "aarch64-linux")
    (linux-architecture "arm64")
+   (rust-target "aarch64-unknown-linux-gnu")
    (glibc-dynamic-linker "/lib/ld-linux-aarch64.so.1")))
diff --git a/guix/platforms/avr.scm b/guix/platforms/avr.scm
new file mode 100644
index 0000000000..ba178db6ea
--- /dev/null
+++ b/guix/platforms/avr.scm
@@ -0,0 +1,28 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2023 Foundation Devices, Inc. <hello@foundationdevices.com>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (guix platforms avr)
+  #:use-module (guix platform)
+  #:use-module (guix records)
+  #:export (avr))
+
+(define avr
+  (platform
+   (target "avr")
+   (system #f)
+   (glibc-dynamic-linker #f)))
diff --git a/guix/platforms/mips.scm b/guix/platforms/mips.scm
index e6fa9eb292..17b6958f48 100644
--- a/guix/platforms/mips.scm
+++ b/guix/platforms/mips.scm
@@ -26,4 +26,5 @@
    (target "mips64el-linux-gnu")
    (system "mips64el-linux")
    (linux-architecture "mips")
+   (rust-target "mips64el-unknown-linux-gnuabi64")
    (glibc-dynamic-linker "/lib/ld.so.1")))
diff --git a/guix/platforms/powerpc.scm b/guix/platforms/powerpc.scm
index 1c7141ab42..c55301768d 100644
--- a/guix/platforms/powerpc.scm
+++ b/guix/platforms/powerpc.scm
@@ -28,6 +28,7 @@
    (target "powerpc-linux-gnu")
    (system "powerpc-linux")
    (linux-architecture "powerpc")
+   (rust-target "powerpc-unknown-linux-gnu")
    (glibc-dynamic-linker "/lib/ld.so.1")))
 
 (define powerpc64-linux
@@ -35,6 +36,7 @@
    (target "powerpc64-linux-gnu")
    (system #f)                                    ;not supported
    (linux-architecture "powerpc")
+   (rust-target "powerpc64-unknown-linux-gnu")
    (glibc-dynamic-linker "/lib/ld64.so.1")))
 
 (define powerpc64le-linux
@@ -42,4 +44,5 @@
    (target "powerpc64le-linux-gnu")
    (system "powerpc64le-linux")
    (linux-architecture "powerpc")
+   (rust-target "powerpc64le-unknown-linux-gnu")
    (glibc-dynamic-linker "/lib/ld64.so.2")))
diff --git a/guix/platforms/riscv.scm b/guix/platforms/riscv.scm
index c716c12c12..1b34e82b36 100644
--- a/guix/platforms/riscv.scm
+++ b/guix/platforms/riscv.scm
@@ -26,4 +26,5 @@
    (target "riscv64-linux-gnu")
    (system "riscv64-linux")
    (linux-architecture "riscv")
+   (rust-target "riscv64gc-unknown-linux-gnu")
    (glibc-dynamic-linker "/lib/ld-linux-riscv64-lp64d.so.1")))
diff --git a/guix/platforms/x86.scm b/guix/platforms/x86.scm
index 6f547dd770..4ed5638c14 100644
--- a/guix/platforms/x86.scm
+++ b/guix/platforms/x86.scm
@@ -30,6 +30,7 @@
    (target "i686-linux-gnu")
    (system "i686-linux")
    (linux-architecture "i386")
+   (rust-target "i686-unknown-linux-gnu")
    (glibc-dynamic-linker "/lib/ld-linux.so.2")))
 
 (define x86_64-linux
@@ -37,22 +38,26 @@
    (target "x86_64-linux-gnu")
    (system "x86_64-linux")
    (linux-architecture "x86_64")
+   (rust-target "x86_64-unknown-linux-gnu")
    (glibc-dynamic-linker "/lib/ld-linux-x86-64.so.2")))
 
 (define i686-mingw
   (platform
    (target "i686-w64-mingw32")
    (system #f)
+   (rust-target "i686-pc-windows-gnu")
    (glibc-dynamic-linker #f)))
 
 (define x86_64-mingw
   (platform
    (target "x86_64-w64-mingw32")
    (system #f)
+   (rust-target "x86_64-pc-windows-gnu")
    (glibc-dynamic-linker #f)))
 
 (define i586-gnu
   (platform
    (target "i586-pc-gnu")
    (system "i586-gnu")
+   (rust-target "i686-unknown-hurd-gnu")
    (glibc-dynamic-linker "/lib/ld.so.1")))