thermosphere: uninline recursive lock funcs

thermosphere/src/spinlock_impl.s

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "asm_macros.s"
+
+// From Arm TF
+
+
+/*
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+FUNCTION spinlockLock
+    mov     w2, #1
+    sevl
+    l1:
+        wfe
+        l2:
+            ldaxr       w1, [x0]
+            cbnz        w1, l1
+            stxr        w1, w2, [x0]
+            cbnz        w1, l2
+    ret
+END_FUNCTION
+
+FUNCTION spinlockUnlock
+    stlr    wzr, [x0]
+    sev
+    ret
+END_FUNCTION