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6.1.1 patch: add stack sealing to armv8-m, fix misra warning, fix stack check link error

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This commit is contained in:
Scott Larson
2020-10-16 11:57:42 -07:00
parent c2df92c885
commit 6773d468ae
22 changed files with 303 additions and 120 deletions
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4
ports/cortex_m23/ac5/example_build/demo_secure_zone/RTE/Device/ARMCM23_TZ/ARMCM23_ac6.sct
View File

@@ -71,4 +71,8 @@ LR_ROM __RO_BASE __RO_SIZE { ; load region size_region
ARM_LIB_STACK __STACK_TOP EMPTY -__STACK_SIZE { ; Reserve empty region for stack
}
SEAL +0
{
*.o(.seal+FIRST)
}
}

3
ports/cortex_m23/ac5/example_build/demo_secure_zone/RTE/Device/ARMCM23_TZ/startup_ARMCM23.c
View File

@@ -117,6 +117,9 @@ extern const pFunc __VECTOR_TABLE[240];
#pragma GCC diagnostic pop
#endif
/* The linker will place this value at the bottom of the stack to seal the secure main stack. */
const int stack_seal __attribute__((section (".seal"))) = 0xFEF5EDA5;
/*----------------------------------------------------------------------------
Reset Handler called on controller reset
*----------------------------------------------------------------------------*/

42
ports/cortex_m23/ac5/src/tx_thread_secure_stack.c
View File

@@ -41,6 +41,10 @@
#define TX_THREAD_SECURE_STACK_MAXIMUM 1024
#endif
/* 8 bytes added to stack size to "seal" stack. */
#define TX_THREAD_STACK_SEAL_SIZE 8
#define TX_THREAD_STACK_SEAL_VALUE 0xFEF5EDA5
/* Secure stack info struct to hold stack start, stack limit,
current stack pointer, and pointer to owning thread.
This will be allocated for each thread with a secure stack. */
@@ -59,7 +63,7 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_initialize Cortex-M23/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -91,7 +95,9 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -116,7 +122,7 @@ void _tx_thread_secure_stack_initialize(void)
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_allocate Cortex-M23/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -155,7 +161,10 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* added stack sealing, */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -191,8 +200,8 @@ ULONG sp;
if(info_ptr != TX_NULL)
{
/* If stack info allocated, allocate a stack. */
stack_mem = malloc(stack_size);
/* If stack info allocated, allocate a stack & seal. */
stack_mem = malloc(stack_size + TX_THREAD_STACK_SEAL_SIZE);
if(stack_mem != TX_NULL)
{
@@ -202,6 +211,9 @@ ULONG sp;
info_ptr -> tx_thread_secure_stack_ptr = info_ptr -> tx_thread_secure_stack_start;
info_ptr -> tx_thread_ptr = thread_ptr;
/* Seal bottom of stack. */
*(ULONG*)info_ptr -> tx_thread_secure_stack_start = TX_THREAD_STACK_SEAL_VALUE;
/* Save info pointer in thread. */
thread_ptr -> tx_thread_secure_stack_context = info_ptr;
@@ -240,7 +252,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_free Cortex-M23/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -272,7 +284,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -321,7 +335,7 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_save Cortex-M23/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -353,7 +367,9 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -403,7 +419,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_restore Cortex-M23/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -434,7 +450,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))

4
ports/cortex_m23/ac6/example_build/demo_secure_zone/RTE/Device/ARMCM23_TZ/ARMCM23_ac6.sct
View File

@@ -71,4 +71,8 @@ LR_ROM __RO_BASE __RO_SIZE { ; load region size_region
ARM_LIB_STACK __STACK_TOP EMPTY -__STACK_SIZE { ; Reserve empty region for stack
}
SEAL +0
{
*.o(.seal+FIRST)
}
}

3
ports/cortex_m23/ac6/example_build/demo_secure_zone/RTE/Device/ARMCM23_TZ/startup_ARMCM23.c
View File

@@ -117,6 +117,9 @@ extern const pFunc __VECTOR_TABLE[240];
#pragma GCC diagnostic pop
#endif
/* The linker will place this value at the bottom of the stack to seal the secure main stack. */
const int stack_seal __attribute__((section (".seal"))) = 0xFEF5EDA5;
/*----------------------------------------------------------------------------
Reset Handler called on controller reset
*----------------------------------------------------------------------------*/

44
ports/cortex_m23/ac6/src/tx_thread_secure_stack.c
View File

@@ -41,6 +41,10 @@
#define TX_THREAD_SECURE_STACK_MAXIMUM 1024
#endif
/* 8 bytes added to stack size to "seal" stack. */
#define TX_THREAD_STACK_SEAL_SIZE 8
#define TX_THREAD_STACK_SEAL_VALUE 0xFEF5EDA5
/* Secure stack info struct to hold stack start, stack limit,
current stack pointer, and pointer to owning thread.
This will be allocated for each thread with a secure stack. */
@@ -59,7 +63,7 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_initialize Cortex-M23/AC6 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -91,7 +95,9 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -116,7 +122,7 @@ void _tx_thread_secure_stack_initialize(void)
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_allocate Cortex-M23/AC6 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -155,7 +161,10 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* added stack sealing, */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -165,7 +174,7 @@ UINT status;
TX_THREAD_SECURE_STACK_INFO *info_ptr;
UCHAR *stack_mem;
ULONG sp;
status = TX_SUCCESS;
/* Make sure function is called from interrupt (threads should not call). */
@@ -191,8 +200,8 @@ ULONG sp;
if(info_ptr != TX_NULL)
{
/* If stack info allocated, allocate a stack. */
stack_mem = malloc(stack_size);
/* If stack info allocated, allocate a stack & seal. */
stack_mem = malloc(stack_size + TX_THREAD_STACK_SEAL_SIZE);
if(stack_mem != TX_NULL)
{
@@ -202,6 +211,9 @@ ULONG sp;
info_ptr -> tx_thread_secure_stack_ptr = info_ptr -> tx_thread_secure_stack_start;
info_ptr -> tx_thread_ptr = thread_ptr;
/* Seal bottom of stack. */
*(ULONG*)info_ptr -> tx_thread_secure_stack_start = TX_THREAD_STACK_SEAL_VALUE;
/* Save info pointer in thread. */
thread_ptr -> tx_thread_secure_stack_context = info_ptr;
@@ -240,7 +252,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_free Cortex-M23/AC6 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -272,7 +284,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -321,7 +335,7 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_save Cortex-M23/AC6 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -353,7 +367,9 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -403,7 +419,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_restore Cortex-M23/AC6 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -434,7 +450,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))

42
ports/cortex_m23/gnu/src/tx_thread_secure_stack.c
View File

@@ -41,6 +41,10 @@
#define TX_THREAD_SECURE_STACK_MAXIMUM 1024
#endif
/* 8 bytes added to stack size to "seal" stack. */
#define TX_THREAD_STACK_SEAL_SIZE 8
#define TX_THREAD_STACK_SEAL_VALUE 0xFEF5EDA5
/* Secure stack info struct to hold stack start, stack limit,
current stack pointer, and pointer to owning thread.
This will be allocated for each thread with a secure stack. */
@@ -59,7 +63,7 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_initialize Cortex-M23/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -91,7 +95,9 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -116,7 +122,7 @@ void _tx_thread_secure_stack_initialize(void)
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_allocate Cortex-M23/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -155,7 +161,10 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* added stack sealing, */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -191,8 +200,8 @@ ULONG sp;
if(info_ptr != TX_NULL)
{
/* If stack info allocated, allocate a stack. */
stack_mem = malloc(stack_size);
/* If stack info allocated, allocate a stack & seal. */
stack_mem = malloc(stack_size + TX_THREAD_STACK_SEAL_SIZE);
if(stack_mem != TX_NULL)
{
@@ -202,6 +211,9 @@ ULONG sp;
info_ptr -> tx_thread_secure_stack_ptr = info_ptr -> tx_thread_secure_stack_start;
info_ptr -> tx_thread_ptr = thread_ptr;
/* Seal bottom of stack. */
*(ULONG*)info_ptr -> tx_thread_secure_stack_start = TX_THREAD_STACK_SEAL_VALUE;
/* Save info pointer in thread. */
thread_ptr -> tx_thread_secure_stack_context = info_ptr;
@@ -240,7 +252,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_free Cortex-M23/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -272,7 +284,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -321,7 +335,7 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_save Cortex-M23/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -353,7 +367,9 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -403,7 +419,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_restore Cortex-M23/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -434,7 +450,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))

42
ports/cortex_m23/iar/src/tx_thread_secure_stack.c
View File

@@ -41,6 +41,10 @@
#define TX_THREAD_SECURE_STACK_MAXIMUM 1024
#endif
/* 8 bytes added to stack size to "seal" stack. */
#define TX_THREAD_STACK_SEAL_SIZE 8
#define TX_THREAD_STACK_SEAL_VALUE 0xFEF5EDA5
/* Secure stack info struct to hold stack start, stack limit,
current stack pointer, and pointer to owning thread.
This will be allocated for each thread with a secure stack. */
@@ -59,7 +63,7 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_initialize Cortex-M23/IAR */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -91,7 +95,9 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -116,7 +122,7 @@ void _tx_thread_secure_stack_initialize(void)
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_allocate Cortex-M23/IAR */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -155,7 +161,10 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* added stack sealing, */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -191,8 +200,8 @@ ULONG sp;
if(info_ptr != TX_NULL)
{
/* If stack info allocated, allocate a stack. */
stack_mem = malloc(stack_size);
/* If stack info allocated, allocate a stack & seal. */
stack_mem = malloc(stack_size + TX_THREAD_STACK_SEAL_SIZE);
if(stack_mem != TX_NULL)
{
@@ -202,6 +211,9 @@ ULONG sp;
info_ptr -> tx_thread_secure_stack_ptr = info_ptr -> tx_thread_secure_stack_start;
info_ptr -> tx_thread_ptr = thread_ptr;
/* Seal bottom of stack. */
*(ULONG*)info_ptr -> tx_thread_secure_stack_start = TX_THREAD_STACK_SEAL_VALUE;
/* Save info pointer in thread. */
thread_ptr -> tx_thread_secure_stack_context = info_ptr;
@@ -240,7 +252,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_free Cortex-M23/IAR */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -272,7 +284,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -321,7 +335,7 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_save Cortex-M23/IAR */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -353,7 +367,9 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -403,7 +419,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_restore Cortex-M23/IAR */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -434,7 +450,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))

4
ports/cortex_m33/ac5/example_build/demo_secure_zone/RTE/Device/ARMCM33_DSP_FP_TZ/ARMCM33_AC6.sct
View File

@@ -71,4 +71,8 @@ LR_ROM __RO_BASE __RO_SIZE { ; load region size_region
ARM_LIB_STACK __STACK_TOP EMPTY -__STACK_SIZE { ; Reserve empty region for stack
}
SEAL +0
{
*.o(.seal+FIRST)
}
}

2
ports/cortex_m33/ac5/example_build/demo_secure_zone/RTE/Device/ARMCM33_DSP_FP_TZ/startup_ARMCM33.c
View File

@@ -116,6 +116,8 @@ extern const pFunc __VECTOR_TABLE[496];
/* Interrupts 10 .. 480 are left out */
};
/* The linker will place this value at the bottom of the stack to seal the secure main stack. */
const int stack_seal __attribute__((section (".seal"))) = 0xFEF5EDA5;
/*----------------------------------------------------------------------------
Reset Handler called on controller reset

42
ports/cortex_m33/ac5/src/tx_thread_secure_stack.c
View File

@@ -41,6 +41,10 @@
#define TX_THREAD_SECURE_STACK_MAXIMUM 1024
#endif
/* 8 bytes added to stack size to "seal" stack. */
#define TX_THREAD_STACK_SEAL_SIZE 8
#define TX_THREAD_STACK_SEAL_VALUE 0xFEF5EDA5
/* Secure stack info struct to hold stack start, stack limit,
current stack pointer, and pointer to owning thread.
This will be allocated for each thread with a secure stack. */
@@ -59,7 +63,7 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_initialize Cortex-M33/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -91,7 +95,9 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -116,7 +122,7 @@ void _tx_thread_secure_stack_initialize(void)
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_allocate Cortex-M33/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -155,7 +161,10 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* added stack sealing, */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -190,8 +199,8 @@ UCHAR *stack_mem;
if(info_ptr != TX_NULL)
{
/* If stack info allocated, allocate a stack. */
stack_mem = malloc(stack_size);
/* If stack info allocated, allocate a stack & seal. */
stack_mem = malloc(stack_size + TX_THREAD_STACK_SEAL_SIZE);
if(stack_mem != TX_NULL)
{
@@ -201,6 +210,9 @@ UCHAR *stack_mem;
info_ptr -> tx_thread_secure_stack_ptr = info_ptr -> tx_thread_secure_stack_start;
info_ptr -> tx_thread_ptr = thread_ptr;
/* Seal bottom of stack. */
*(ULONG*)info_ptr -> tx_thread_secure_stack_start = TX_THREAD_STACK_SEAL_VALUE;
/* Save info pointer in thread. */
thread_ptr -> tx_thread_secure_stack_context = info_ptr;
@@ -237,7 +249,7 @@ UCHAR *stack_mem;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_free Cortex-M33/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -269,7 +281,9 @@ UCHAR *stack_mem;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -318,7 +332,7 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_save Cortex-M33/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -350,7 +364,9 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -400,7 +416,7 @@ ULONG sp;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_restore Cortex-M33/AC5 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -431,7 +447,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))

4
ports/cortex_m33/ac6/example_build/demo_secure_zone/RTE/Device/ARMCM33_DSP_FP_TZ/ARMCM33_AC6.sct
View File

@@ -71,4 +71,8 @@ LR_ROM __RO_BASE __RO_SIZE { ; load region size_region
ARM_LIB_STACK __STACK_TOP EMPTY -__STACK_SIZE { ; Reserve empty region for stack
}
SEAL +0
{
*.o(.seal+FIRST)
}
}

3
ports/cortex_m33/ac6/example_build/demo_secure_zone/RTE/Device/ARMCM33_DSP_FP_TZ/startup_ARMCM33.c
View File

@@ -116,6 +116,8 @@ extern const pFunc __VECTOR_TABLE[496];
/* Interrupts 10 .. 480 are left out */
};
/* The linker will place this value at the bottom of the stack to seal the secure main stack. */
const int stack_seal __attribute__((section (".seal"))) = 0xFEF5EDA5;
/*----------------------------------------------------------------------------
Reset Handler called on controller reset
@@ -128,7 +130,6 @@ void Reset_Handler(void)
__PROGRAM_START(); /* Enter PreMain (C library entry point) */
}
/*----------------------------------------------------------------------------
Default Handler for Exceptions / Interrupts
*----------------------------------------------------------------------------*/

1
ports/cortex_m33/ac6/example_build/demo_secure_zone/RTE/Device/ARMCM33_DSP_FP_TZ/system_ARMCM33.c
View File

@@ -99,7 +99,6 @@ void SystemInit (void)
*(uint32_t *)0xE000ED24 = 0x000F0000; /* S: enable secure, usage, bus, mem faults */
*(uint32_t *)0xE002ED24 = 0x000F0000; /* NS: enable secure, usage, bus, mem faults */
}
#if !defined(TX_SINGLE_MODE_SECURE) && !defined(TX_SINGLE_MODE_NON_SECURE)

51
ports/cortex_m33/ac6/src/tx_thread_secure_stack.c
View File

@@ -41,6 +41,10 @@
#define TX_THREAD_SECURE_STACK_MAXIMUM 1024
#endif
/* 8 bytes added to stack size to "seal" stack. */
#define TX_THREAD_STACK_SEAL_SIZE 8
#define TX_THREAD_STACK_SEAL_VALUE 0xFEF5EDA5
/* Secure stack info struct to hold stack start, stack limit,
current stack pointer, and pointer to owning thread.
This will be allocated for each thread with a secure stack. */
@@ -59,7 +63,7 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_initialize Cortex-M33/AC6 */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -91,7 +95,9 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -115,8 +121,8 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_allocate PORTABLE C */
/* 6.1 */
/* _tx_thread_secure_mode_stack_allocate Cortex-M33/AC6 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -155,7 +161,10 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* added stack sealing, */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -185,14 +194,13 @@ UCHAR *stack_mem;
else
{
/* Allocate space for secure stack info. */
info_ptr = calloc(1, sizeof(TX_THREAD_SECURE_STACK_INFO));
if(info_ptr != TX_NULL)
{
/* If stack info allocated, allocate a stack. */
stack_mem = malloc(stack_size);
/* If stack info allocated, allocate a stack & seal. */
stack_mem = malloc(stack_size + TX_THREAD_STACK_SEAL_SIZE);
if(stack_mem != TX_NULL)
{
@@ -202,6 +210,9 @@ UCHAR *stack_mem;
info_ptr -> tx_thread_secure_stack_ptr = info_ptr -> tx_thread_secure_stack_start;
info_ptr -> tx_thread_ptr = thread_ptr;
/* Seal bottom of stack. */
*(ULONG*)info_ptr -> tx_thread_secure_stack_start = TX_THREAD_STACK_SEAL_VALUE;
/* Save info pointer in thread. */
thread_ptr -> tx_thread_secure_stack_context = info_ptr;
@@ -237,8 +248,8 @@ UCHAR *stack_mem;
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_free PORTABLE C */
/* 6.1 */
/* _tx_thread_secure_mode_stack_free Cortex-M33/AC6 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -270,7 +281,9 @@ UCHAR *stack_mem;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -318,8 +331,8 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_save PORTABLE C */
/* 6.1 */
/* _tx_thread_secure_stack_context_save Cortex-M33/AC6 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -351,7 +364,9 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -400,8 +415,8 @@ ULONG sp;
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_restore PORTABLE C */
/* 6.1 */
/* _tx_thread_secure_stack_context_restore Cortex-M33/AC6 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -432,7 +447,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))

42
ports/cortex_m33/gnu/src/tx_thread_secure_stack.c
View File

@@ -40,6 +40,10 @@
#define TX_THREAD_SECURE_STACK_MAXIMUM 1024
#endif
/* 8 bytes added to stack size to "seal" stack. */
#define TX_THREAD_STACK_SEAL_SIZE 8
#define TX_THREAD_STACK_SEAL_VALUE 0xFEF5EDA5
/* Secure stack info struct to hold stack start, stack limit,
current stack pointer, and pointer to owning thread.
This will be allocated for each thread with a secure stack. */
@@ -58,7 +62,7 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_initialize Cortex-M33/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -90,7 +94,9 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -118,7 +124,7 @@ void _tx_thread_secure_stack_initialize(void)
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_allocate Cortex-M33/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -156,7 +162,10 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* added stack sealing, */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -194,8 +203,8 @@ ULONG psplim_ns;
if(info_ptr != TX_NULL)
{
/* If stack info allocated, allocate a stack. */
stack_mem = malloc(stack_size);
/* If stack info allocated, allocate a stack & seal. */
stack_mem = malloc(stack_size + TX_THREAD_STACK_SEAL_SIZE);
if(stack_mem != TX_NULL)
{
@@ -205,6 +214,9 @@ ULONG psplim_ns;
info_ptr -> tx_thread_secure_stack_ptr = info_ptr -> tx_thread_secure_stack_start;
info_ptr -> tx_thread_ptr = thread_ptr;
/* Seal bottom of stack. */
*(ULONG*)info_ptr -> tx_thread_secure_stack_start = TX_THREAD_STACK_SEAL_VALUE;
/* Save info pointer in thread. */
thread_ptr -> tx_thread_secure_stack_context = info_ptr;
@@ -242,7 +254,7 @@ ULONG psplim_ns;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_free Cortex-M33/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -274,7 +286,9 @@ ULONG psplim_ns;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -325,7 +339,7 @@ ULONG ipsr;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_save Cortex-M33/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -357,7 +371,9 @@ ULONG ipsr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -409,7 +425,7 @@ ULONG ipsr;
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_restore Cortex-M33/GNU */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -440,7 +456,9 @@ ULONG ipsr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))

52
ports/cortex_m33/iar/src/tx_thread_secure_stack.c
View File

@@ -20,6 +20,7 @@
/**************************************************************************/
/**************************************************************************/
#include "tx_api.h"
/* If TX_SINGLE_MODE_SECURE or TX_SINGLE_MODE_NON_SECURE is defined,
@@ -40,6 +41,10 @@
#define TX_THREAD_SECURE_STACK_MAXIMUM 1024
#endif
/* 8 bytes added to stack size to "seal" stack. */
#define TX_THREAD_STACK_SEAL_SIZE 8
#define TX_THREAD_STACK_SEAL_VALUE 0xFEF5EDA5
/* Secure stack info struct to hold stack start, stack limit,
current stack pointer, and pointer to owning thread.
This will be allocated for each thread with a secure stack. */
@@ -58,7 +63,7 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_initialize Cortex-M33/IAR */
/* 6.1 */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -90,7 +95,9 @@ typedef struct TX_THREAD_SECURE_STACK_INFO_STRUCT
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -114,8 +121,8 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_allocate PORTABLE C */
/* 6.1 */
/* _tx_thread_secure_mode_stack_allocate Cortex-M33/IAR */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -154,7 +161,10 @@ void _tx_thread_secure_stack_initialize(void)
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* added stack sealing, */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -184,14 +194,13 @@ UCHAR *stack_mem;
else
{
/* Allocate space for secure stack info. */
info_ptr = calloc(1, sizeof(TX_THREAD_SECURE_STACK_INFO));
if(info_ptr != TX_NULL)
{
/* If stack info allocated, allocate a stack. */
stack_mem = malloc(stack_size);
/* If stack info allocated, allocate a stack & seal. */
stack_mem = malloc(stack_size + TX_THREAD_STACK_SEAL_SIZE);
if(stack_mem != TX_NULL)
{
@@ -201,6 +210,9 @@ UCHAR *stack_mem;
info_ptr -> tx_thread_secure_stack_ptr = info_ptr -> tx_thread_secure_stack_start;
info_ptr -> tx_thread_ptr = thread_ptr;
/* Seal bottom of stack. */
*(ULONG*)info_ptr -> tx_thread_secure_stack_start = TX_THREAD_STACK_SEAL_VALUE;
/* Save info pointer in thread. */
thread_ptr -> tx_thread_secure_stack_context = info_ptr;
@@ -236,8 +248,8 @@ UCHAR *stack_mem;
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_mode_stack_free PORTABLE C */
/* 6.1 */
/* _tx_thread_secure_mode_stack_free Cortex-M33/IAR */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -269,7 +281,9 @@ UCHAR *stack_mem;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -317,8 +331,8 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_save PORTABLE C */
/* 6.1 */
/* _tx_thread_secure_stack_context_save Cortex-M33/IAR */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -350,7 +364,9 @@ TX_THREAD_SECURE_STACK_INFO *info_ptr;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))
@@ -399,8 +415,8 @@ ULONG sp;
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_secure_stack_context_restore PORTABLE C */
/* 6.1 */
/* _tx_thread_secure_stack_context_restore Cortex-M33/IAR */
/* 6.1.1 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -431,7 +447,9 @@ ULONG sp;
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 09-30-2020 Scott Larson Initial Version 6.1 */
/* 10-16-2020 Scott Larson Modified comment(s), */
/* resulting in version 6.1.1 */
/* */
/**************************************************************************/
__attribute__((cmse_nonsecure_entry))