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-rw-r--r--cpukit/score/cpu/arm/__aeabi_read_tp.c45
1 files changed, 33 insertions, 12 deletions
diff --git a/cpukit/score/cpu/arm/__aeabi_read_tp.c b/cpukit/score/cpu/arm/__aeabi_read_tp.c
index 22acc770e3..0f4eba8d9a 100644
--- a/cpukit/score/cpu/arm/__aeabi_read_tp.c
+++ b/cpukit/score/cpu/arm/__aeabi_read_tp.c
@@ -1,15 +1,36 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup RTEMSScoreCPUARM
+ *
+ * @brief This source file contains the implementation of __aeabi_read_tp().
+ */
+
/*
- * Copyright (c) 2014 embedded brains GmbH. All rights reserved.
+ * Copyright (c) 2014 embedded brains GmbH & Co. KG
*
- * embedded brains GmbH
- * Obere Lagerstr. 30
- * 82178 Puchheim
- * Germany
- * <rtems@embedded-brains.de>
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
*
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
@@ -29,15 +50,15 @@ void __attribute__((naked)) __aeabi_read_tp(void)
"ldr r0, =_Per_CPU_Information\n"
"ldr r0, [r0, %[executingoff]]\n"
#if defined(__thumb__) && !defined(__thumb2__)
- "add r0, %[tlsareaoff]\n"
+ "add r0, %[threadidoff]\n"
"ldr r0, [r0]\n"
#else
- "ldr r0, [r0, %[tlsareaoff]]\n"
+ "ldr r0, [r0, %[threadidoff]]\n"
#endif
"bx lr\n"
:
: [executingoff] "I" (offsetof(Per_CPU_Control, executing)),
- [tlsareaoff] "I" (offsetof(Thread_Control, Start.tls_area))
+ [threadidoff] "I" (offsetof(Thread_Control, Registers.thread_id))
);
}