Kernel/aarch64: Implement stub for asm_signal_trampoline

This get us further into the boot process, since Process::initialize does not crash anymore.
Author: https://github.com/FireFox317 Commit: 21deb603de Pull-request: https://github.com/SerenityOS/serenity/pull/16690 Reviewed-by: https://github.com/ADKaster ✅ Reviewed-by: https://github.com/nico ✅
2025-04-27 06:48:49 +00:00 · 2022-12-22 16:48:11 +01:00 · 2022-12-22 16:48:11 +01:00 · 21deb603de · 2024-07-17 02:55:44 +09:00
commit 21deb603de
parent 1cc06b9985
2 changed files with 11 additions and 4 deletions
--- a/Kernel/Process.cpp
+++ b/Kernel/Process.cpp
@ -430,6 +430,17 @@ void signal_trampoline_dummy()
        :
        : "i"(Syscall::SC_sigreturn),
        "i"(offset_to_first_register_slot));
+#elif ARCH(AARCH64)
+    asm(
+        ".global asm_signal_trampoline\n"
+        "asm_signal_trampoline:\n"
+        // TODO: Implement this when we support userspace for aarch64
+        "wfi\n"
+        "\n"
+        ".global asm_signal_trampoline_end\n"
+        "asm_signal_trampoline_end: \n");
+#else
+#    error Unknown architecture
 #endif
 }