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rtos: Add Cortex-R4 support for ThreadX 

Change-Id: I0b55af690ed917ca783d90d11dcf012f49792ed7
Signed-off-by: Evan Hunter <ehunter@broadcom.com>
Reviewed-on: http://openocd.zylin.com/994
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Evan Hunter 2012-11-21 18:00:36 +11:00 committed by Spencer Oliver
parent db42a373b7
commit 26902bb317
3 changed files with 50 additions and 1 deletions
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11
src/rtos/ThreadX.c
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@ -80,7 +80,16 @@ const struct ThreadX_params ThreadX_params_list[] = {
48, /* thread_state_offset; */
136, /* thread_next_offset */
&rtos_standard_Cortex_M3_stacking, /* stacking_info */
}
},
{
"cortex_r4", /* target_name */
4, /* pointer_width; */
8, /* thread_stack_offset; */
40, /* thread_name_offset; */
48, /* thread_state_offset; */
136, /* thread_next_offset */
&rtos_standard_Cortex_R4_stacking, /* stacking_info */
},
};
#define THREADX_NUM_PARAMS ((int)(sizeof(ThreadX_params_list)/sizeof(struct ThreadX_params)))

39
src/rtos/rtos_standard_stackings.c
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@ -53,6 +53,36 @@ static const struct stack_register_offset rtos_standard_Cortex_M3_stack_offsets[
{ 0x3c, 32 }, /* xPSR */
};
static const struct stack_register_offset rtos_standard_Cortex_R4_stack_offsets[] = {
{ 0x08, 32 }, /* r0 (a1) */
{ 0x0c, 32 }, /* r1 (a2) */
{ 0x10, 32 }, /* r2 (a3) */
{ 0x14, 32 }, /* r3 (a4) */
{ 0x18, 32 }, /* r4 (v1) */
{ 0x1c, 32 }, /* r5 (v2) */
{ 0x20, 32 }, /* r6 (v3) */
{ 0x24, 32 }, /* r7 (v4) */
{ 0x28, 32 }, /* r8 (a1) */
{ 0x2c, 32 }, /* r9 (sb) */
{ 0x30, 32 }, /* r10 (sl) */
{ 0x34, 32 }, /* r11 (fp) */
{ 0x38, 32 }, /* r12 (ip) */
{ -2, 32 }, /* sp */
{ 0x3c, 32 }, /* lr */
{ 0x40, 32 }, /* pc */
{ -1, 96 }, /* FPA1 */
{ -1, 96 }, /* FPA2 */
{ -1, 96 }, /* FPA3 */
{ -1, 96 }, /* FPA4 */
{ -1, 96 }, /* FPA5 */
{ -1, 96 }, /* FPA6 */
{ -1, 96 }, /* FPA7 */
{ -1, 96 }, /* FPA8 */
{ -1, 32 }, /* FPS */
{ 0x04, 32 }, /* CSPR */
};
const struct rtos_register_stacking rtos_standard_Cortex_M3_stacking = {
0x40, /* stack_registers_size */
-1, /* stack_growth_direction */
@ -60,3 +90,12 @@ const struct rtos_register_stacking rtos_standard_Cortex_M3_stacking = {
8, /* stack_alignment */
rtos_standard_Cortex_M3_stack_offsets /* register_offsets */
};
const struct rtos_register_stacking rtos_standard_Cortex_R4_stacking = {
0x48, /* stack_registers_size */
-1, /* stack_growth_direction */
26, /* num_output_registers */
8, /* stack_alignment */
rtos_standard_Cortex_R4_stack_offsets /* register_offsets */
};

1
src/rtos/rtos_standard_stackings.h
View File

@ -28,5 +28,6 @@
#include "rtos.h"
extern const struct rtos_register_stacking rtos_standard_Cortex_M3_stacking;
extern const struct rtos_register_stacking rtos_standard_Cortex_R4_stacking;
#endif /* ifndef INCLUDED_RTOS_STANDARD_STACKINGS_H_ */