RTOS support: Add FPU support for FreeRTOS

[openocd.git] / src / rtos / rtos_standard_stackings.c

diff --git a/src/rtos/rtos_standard_stackings.c b/src/rtos/rtos_standard_stackings.c
index 1a58870fc5dc826b5c4241a2582583eaa1fc4f90..7d72b4e280b5741779f8b88fb6cbd35cbdfe733b 100644 (file)
--- a/src/rtos/rtos_standard_stackings.c
+++ b/src/rtos/rtos_standard_stackings.c
@@ -45,6 +45,47 @@ static const struct stack_register_offset rtos_standard_Cortex_M3_stack_offsets[
        { 0x3c, 32 },           /* xPSR */
 };
 
+static const struct stack_register_offset rtos_standard_Cortex_M4F_stack_offsets[] = {
+       { 0x24, 32 },           /* r0   */
+       { 0x28, 32 },           /* r1   */
+       { 0x2c, 32 },           /* r2   */
+       { 0x30, 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  */
+       { 0x34, 32 },           /* r12  */
+       { -2,   32 },           /* sp   */
+       { 0x38, 32 },           /* lr   */
+       { 0x3c, 32 },           /* pc   */
+       { 0x40, 32 },           /* xPSR */
+};
+
+static const struct stack_register_offset rtos_standard_Cortex_M4F_FPU_stack_offsets[] = {
+       { 0x64, 32 },           /* r0   */
+       { 0x68, 32 },           /* r1   */
+       { 0x6c, 32 },           /* r2   */
+       { 0x70, 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  */
+       { 0x74, 32 },           /* r12  */
+       { -2,   32 },           /* sp   */
+       { 0x78, 32 },           /* lr   */
+       { 0x7c, 32 },           /* pc   */
+       { 0x80, 32 },           /* xPSR */
+};
+
+
 static const struct stack_register_offset rtos_standard_Cortex_R4_stack_offsets[] = {
        { 0x08, 32 },           /* r0  (a1)   */
        { 0x0c, 32 },           /* r1  (a2)  */
@@ -198,6 +239,22 @@ const struct rtos_register_stacking rtos_standard_Cortex_M3_stacking = {
        rtos_standard_Cortex_M3_stack_offsets   /* register_offsets */
 };
 
+const struct rtos_register_stacking rtos_standard_Cortex_M4F_stacking = {
+       0x44,                                   /* stack_registers_size 4 more for LR*/
+       -1,                                             /* stack_growth_direction */
+       ARMV7M_NUM_CORE_REGS,   /* num_output_registers */
+       rtos_standard_Cortex_M3_stack_align,    /* stack_alignment */
+       rtos_standard_Cortex_M4F_stack_offsets  /* register_offsets */
+};
+
+const struct rtos_register_stacking rtos_standard_Cortex_M4F_FPU_stacking = {
+       0xcc,                                   /* stack_registers_size 4 more for LR + 48 more for FPU S0-S15 register*/
+       -1,                                             /* stack_growth_direction */
+       ARMV7M_NUM_CORE_REGS,   /* num_output_registers */
+       rtos_standard_Cortex_M3_stack_align,    /* stack_alignment */
+       rtos_standard_Cortex_M4F_FPU_stack_offsets      /* register_offsets */
+};
+
 const struct rtos_register_stacking rtos_standard_Cortex_R4_stacking = {
        0x48,                           /* stack_registers_size */
        -1,                                     /* stack_growth_direction */