This was submitted upstream
https://github.com/openbios/openbios/pull/12

diff --git a/config/scripts/switch-arch b/config/scripts/switch-arch
index b5acc6c..a96ef4b 100755
--- a/config/scripts/switch-arch
+++ b/config/scripts/switch-arch
@@ -38,7 +38,8 @@ longbits()
     if test "$cpu" = "sparc64" -o "$cpu" = "ia64" \
         -o "$cpu" = "amd64" -o "$cpu" = "x86_64" \
         -o "$cpu" = "powerpc64" -o "$cpu" = "ppc64" \
-        -o "$cpu" = "ppc64le" -o "$cpu" = "alpha" ; then
+        -o "$cpu" = "ppc64le" -o "$cpu" = "alpha" \
+        -o "$cpu" = "aarch64" -o "$cpu" = "riscv64" ; then
         echo 64
     else
         echo 32
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<div class='path'>path: <a href='/guix/log/?id=3504e39a5d8661b02a026b6ab3b386e3f49eeeaf&amp;showmsg=1'>root</a>/<a href='/guix/log/gnu?id=3504e39a5d8661b02a026b6ab3b386e3f49eeeaf&amp;showmsg=1'>gnu</a>/<a href='/guix/log/gnu/packages?id=3504e39a5d8661b02a026b6ab3b386e3f49eeeaf&amp;showmsg=1'>packages</a>/<a href='/guix/log/gnu/packages/openpgp.scm?id=3504e39a5d8661b02a026b6ab3b386e3f49eeeaf&amp;showmsg=1'>openpgp.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/openpgp.scm?id=3504e39a5d8661b02a026b6ab3b386e3f49eeeaf'>Collapse</a>)</th><th class='left'>Author</th></tr>
<tr class='logheader'><td><span title='2020-07-29 00:22:01 +0200'>2020-07-29</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/openpgp.scm?id=7b7543376bd495c269536d04d97b381ad89da5c4'>gnu: Add rnp.</a></td><td>Justus Winter</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* gnu/packages/openpgp.scm (rnp): New variable.
* gnu/packages/patches/rnp-add-version.cmake.patch: New file.
* gnu/packages/patches/rnp-disable-ruby-rnp-tests.patch: New file.
* gnu/packages/patches/rnp-unbundle-googletest.patch: New file.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;


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<tr class='logheader'><td><span title='2020-07-24 14:21:31 +0200'>2020-07-24</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/openpgp.scm?id=39222080911eaf3d7f74effe4467c1a04464aef3'>gnu: Add dkgpg.</a></td><td>Justus Winter</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* gnu/packages/openpgp.scm (dkgpg): New variable.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;


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<tr class='logheader'><td><span title='2020-07-24 14:21:31 +0200'>2020-07-24</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/openpgp.scm?id=d51cb7f85f051b02d6e59829a7f9eb30ff044ad5'>gnu: Add libtmcg.</a></td><td>Justus Winter</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* gnu/packages/openpgp.scm: New file.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;


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