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/***************************************************************************
* Copyright (C) 2012 by Matthias Blaicher *
* Matthias Blaicher - matthias@blaicher.com *
* *
* Copyright (C) 2011 by Broadcom Corporation *
* Evan Hunter - ehunter@broadcom.com *
* *
* 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/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "rtos.h"
#include "target/armv7m.h"
static const struct stack_register_offset rtos_chibios_arm_v7m_stack_offsets[ARMV7M_NUM_CORE_REGS] = {
{ -1, 32 }, /* r0 */
{ -1, 32 }, /* r1 */
{ -1, 32 }, /* r2 */
{ -1, 32 }, /* r3 */
{ 0x00, 32 }, /* r4 */
{ 0x04, 32 }, /* r5 */
{ 0x08, 32 }, /* r6 */
{ 0x0c, 32 }, /* r7 */
{ 0x10, 32 }, /* r8 */
{ 0x14, 32 }, /* r9 */
{ 0x18, 32 }, /* r10 */
{ 0x1c, 32 }, /* r11 */
{ -1, 32 }, /* r12 */
{ -2, 32 }, /* sp */
{ -1, 32 }, /* lr */
{ 0x20, 32 }, /* pc */
{ -1, 32 }, /* xPSR */
};
const struct rtos_register_stacking rtos_chibios_arm_v7m_stacking = {
0x24, /* stack_registers_size */
-1, /* stack_growth_direction */
ARMV7M_NUM_CORE_REGS, /* num_output_registers */
NULL, /* stack_alignment */
rtos_chibios_arm_v7m_stack_offsets /* register_offsets */
};
static const struct stack_register_offset rtos_chibios_arm_v7m_stack_offsets_w_fpu[ARMV7M_NUM_CORE_REGS] = {
{ -1, 32 }, /* r0 */
{ -1, 32 }, /* r1 */
{ -1, 32 }, /* r2 */
{ -1, 32 }, /* r3 */
{ 0x40, 32 }, /* r4 */
{ 0x44, 32 }, /* r5 */
{ 0x48, 32 }, /* r6 */
{ 0x4c, 32 }, /* r7 */
{ 0x50, 32 }, /* r8 */
{ 0x54, 32 }, /* r9 */
{ 0x58, 32 }, /* r10 */
{ 0x5c, 32 }, /* r11 */
{ -1, 32 }, /* r12 */
{ -2, 32 }, /* sp */
{ -1, 32 }, /* lr */
{ 0x60, 32 }, /* pc */
{ -1, 32 }, /* xPSR */
};
const struct rtos_register_stacking rtos_chibios_arm_v7m_stacking_w_fpu = {
0x64, /* stack_registers_size */
-1, /* stack_growth_direction */
ARMV7M_NUM_CORE_REGS, /* num_output_registers */
NULL, /* stack_alignment */
rtos_chibios_arm_v7m_stack_offsets_w_fpu /* register_offsets */
};
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