src/rtos/rtos_ecos_stackings.c

   1 /***************************************************************************
   2  *                                                                         *
   3  *   This program is free software; you can redistribute it and/or modify  *
   4  *   it under the terms of the GNU General Public License as published by  *
   5  *   the Free Software Foundation; either version 2 of the License, or     *
   6  *   (at your option) any later version.                                   *
   7  *                                                                         *
   8  *   This program is distributed in the hope that it will be useful,       *
   9  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  10  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  11  *   GNU General Public License for more details.                          *
  12  *                                                                         *
  13  *   You should have received a copy of the GNU General Public License     *
  14  *   along with this program; if not, write to the                         *
  15  *   Free Software Foundation, Inc.,                                       *
  16  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  17  ***************************************************************************/
  18
  19 #ifdef HAVE_CONFIG_H
  20 #include "config.h"
  21 #endif
  22
  23 #include "rtos.h"
  24
  25 static const struct stack_register_offset rtos_eCos_Cortex_M3_stack_offsets [] =
  26 { { 0x0c, 32 },       // r0
  27   { 0x10, 32 },       // r1
  28   { 0x14, 32 },       // r2
  29   { 0x18, 32 },       // r3
  30   { 0x1c, 32 },       // r4
  31   { 0x20, 32 },       // r5
  32   { 0x24, 32 },       // r6
  33   { 0x28, 32 },       // r7
  34   { 0x2c, 32 },       // r8
  35   { 0x30, 32 },       // r9
  36   { 0x34, 32 },       // r10
  37   { 0x38, 32 },       // r11
  38   { 0x3c, 32 },       // r12
  39   { -2,   32 },       // sp
  40   { -1,   32 },       // lr
  41   { 0x40, 32 },       // pc
  42   { -1,   96 },       // FPA1
  43   { -1,   96 },       // FPA2
  44   { -1,   96 },       // FPA3
  45   { -1,   96 },       // FPA4
  46   { -1,   96 },       // FPA5
  47   { -1,   96 },       // FPA6
  48   { -1,   96 },       // FPA7
  49   { -1,   96 },       // FPA8
  50   { -1,   32 },       // FPS
  51   { -1,   32 },       // xPSR
  52 };
  53
  54
  55 const struct rtos_register_stacking rtos_eCos_Cortex_M3_stacking =
  56 {
  57           0x44,                                 // stack_registers_size
  58           -1,                                   // stack_growth_direction
  59           26,                                   // num_output_registers
  60           rtos_eCos_Cortex_M3_stack_offsets     // register_offsets
  61 };
  62
  63