X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Frtos%2Frtos_ecos_stackings.c;h=cae271270ab695813eb8f1031ef3b5b2fb4a2606;hb=227577ba7616ca129790090e1101b503f7b9cdb7;hp=e2119423ad2a28e8b600ac735ae5008ed222f578;hpb=920cacd74c4cd9c54d20c5c0738d8d28a456fdf1;p=openocd.git

diff --git a/src/rtos/rtos_ecos_stackings.c b/src/rtos/rtos_ecos_stackings.c
index e2119423ad..cae271270a 100644
--- a/src/rtos/rtos_ecos_stackings.c
+++ b/src/rtos/rtos_ecos_stackings.c
@@ -1,27 +1,21 @@
-/***************************************************************************
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that 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/>. *
- ***************************************************************************/
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
 #include "rtos.h"
-#include "rtos_standard_stackings.h"
 #include "target/armv7m.h"
+#include "rtos_standard_stackings.h"
+#include "rtos_ecos_stackings.h"
+
+/* For Cortex-M eCos applications the actual thread context register layout can
+ * be different between active threads of an application depending on whether
+ * the FPU is in use, configured for lazy FPU context saving, etc. */
 
+/* Default fixed thread register context description used for older eCos
+ * application builds without the necessary symbolic information describing the
+ * actual configuration-dependent offsets. */
 static const struct stack_register_offset rtos_ecos_cortex_m3_stack_offsets[ARMV7M_NUM_CORE_REGS] = {
 	{ ARMV7M_R0,   0x0c, 32 },		/* r0   */
 	{ ARMV7M_R1,   0x10, 32 },		/* r1   */
@@ -39,13 +33,13 @@ static const struct stack_register_offset rtos_ecos_cortex_m3_stack_offsets[ARMV
 	{ ARMV7M_R13,  -2,   32 },		/* sp   */
 	{ ARMV7M_R14,  -1,   32 },		/* lr   */
 	{ ARMV7M_PC,   0x40, 32 },		/* pc   */
-	{ ARMV7M_xPSR, -1,   32 },		/* xPSR */
+	{ ARMV7M_XPSR, -1,   32 },		/* xPSR */
 };
 
 const struct rtos_register_stacking rtos_ecos_cortex_m3_stacking = {
-	0x44,					/* stack_registers_size */
-	-1,						/* stack_growth_direction */
-	ARMV7M_NUM_CORE_REGS,	/* num_output_registers */
-	rtos_generic_stack_align8,	/* stack_alignment */
-	rtos_ecos_cortex_m3_stack_offsets	/* register_offsets */
+	.stack_registers_size = 0x44,
+	.stack_growth_direction = -1,
+	.num_output_registers = ARMV7M_NUM_CORE_REGS,
+	.calculate_process_stack = rtos_generic_stack_align8,
+	.register_offsets = rtos_ecos_cortex_m3_stack_offsets
 };