add audio

hc

2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/arch/s390/purgatory/.gitignore
..
..
@@ -1,2 +1,5 @@
1
-kexec-purgatory.c
1
+# SPDX-License-Identifier: GPL-2.0-only
2
+purgatory
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+purgatory.chk
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+purgatory.lds
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5
 purgatory.ro