diff options
Diffstat (limited to 'common_smp/src/tx_thread_create.c')
| -rw-r--r-- | common_smp/src/tx_thread_create.c | 34 |
1 files changed, 26 insertions, 8 deletions
diff --git a/common_smp/src/tx_thread_create.c b/common_smp/src/tx_thread_create.c index 28a1dae1..3b158f47 100644 --- a/common_smp/src/tx_thread_create.c +++ b/common_smp/src/tx_thread_create.c @@ -9,6 +9,8 @@ * SPDX-License-Identifier: MIT **************************************************************************/ +// Portions of this file were generated with AI assistance. + /**************************************************************************/ /**************************************************************************/ @@ -77,7 +79,7 @@ /* _tx_timer_initialize Create system timer thread */ /* */ /**************************************************************************/ -UINT _tx_thread_create(TX_THREAD *thread_ptr, CHAR *name_ptr, +UINT _tx_thread_create(TX_THREAD *thread_ptr, TX_NAME_CONST CHAR *name_ptr, VOID (*entry_function)(ULONG id), ULONG entry_input, VOID *stack_start, ULONG stack_size, UINT priority, UINT preempt_threshold, ULONG time_slice, UINT auto_start) @@ -93,19 +95,27 @@ UCHAR *temp_ptr; ALIGN_TYPE new_stack_start; ALIGN_TYPE updated_stack_start; #endif +#if defined(TX_ENABLE_RANDOM_NUMBER_STACK_FILLING) && defined(TX_ENABLE_STACK_CHECKING) && !defined(TX_DISABLE_STACK_FILLING) +ULONG stack_fill_value; +#endif #ifndef TX_DISABLE_STACK_FILLING #if defined(TX_ENABLE_RANDOM_NUMBER_STACK_FILLING) && defined(TX_ENABLE_STACK_CHECKING) /* Initialize the stack fill value to a 8-bit random value. */ - thread_ptr -> tx_thread_stack_fill_value = ((ULONG) TX_RAND()) & 0xFFUL; + stack_fill_value = ((ULONG) TX_RAND()) & 0xFFUL; /* Duplicate the random value in each of the 4 bytes of the stack fill value. */ - thread_ptr -> tx_thread_stack_fill_value = thread_ptr -> tx_thread_stack_fill_value | - (thread_ptr -> tx_thread_stack_fill_value << 8) | - (thread_ptr -> tx_thread_stack_fill_value << 16) | - (thread_ptr -> tx_thread_stack_fill_value << 24); + stack_fill_value = stack_fill_value | + (stack_fill_value << 8) | + (stack_fill_value << 16) | + (stack_fill_value << 24); + + /* Store the fill value in the control block so that the stack fill below picks it up + through the TX_STACK_FILL macro. The control block is cleared further down in this + function, so the value is stored again once that has been done. */ + thread_ptr -> tx_thread_stack_fill_value = stack_fill_value; #endif /* Set the thread stack to a pattern prior to creating the initial @@ -122,7 +132,7 @@ ALIGN_TYPE updated_stack_start; stack_size = ((stack_size/(sizeof(ULONG))) * (sizeof(ULONG))) - (sizeof(ULONG)); /* Ensure the starting stack address is evenly aligned. */ - new_stack_start = TX_POINTER_TO_ALIGN_TYPE_CONVERT(stack_start); + new_stack_start = (ALIGN_TYPE) ((VOID *) stack_start); updated_stack_start = (((new_stack_start) + ((sizeof(ULONG)) - ((ULONG) 1)) ) & (~((sizeof(ULONG)) - ((ULONG) 1)))); /* Determine if the starting stack address is different. */ @@ -134,7 +144,7 @@ ALIGN_TYPE updated_stack_start; } /* Update the starting stack pointer. */ - stack_start = TX_ALIGN_TYPE_TO_POINTER_CONVERT(updated_stack_start); + stack_start = (VOID *) ((ALIGN_TYPE) updated_stack_start); #endif /* Prepare the thread control block prior to placing it on the created @@ -143,6 +153,14 @@ ALIGN_TYPE updated_stack_start; /* Initialize thread control block to all zeros. */ TX_MEMSET(thread_ptr, 0, sizeof(TX_THREAD)); +#if defined(TX_ENABLE_RANDOM_NUMBER_STACK_FILLING) && defined(TX_ENABLE_STACK_CHECKING) && !defined(TX_DISABLE_STACK_FILLING) + + /* Clearing the control block reset the stack fill value, so store the value that was + actually used to fill the stack again. Otherwise the stack checking and stack analyze + routines would look for a pattern that is not the one present in the stack. */ + thread_ptr -> tx_thread_stack_fill_value = stack_fill_value; +#endif + /* Place the supplied parameters into the thread's control block. */ thread_ptr -> tx_thread_name = name_ptr; thread_ptr -> tx_thread_entry = entry_function; |