diff options
Diffstat (limited to 'common/src/tx_thread_create.c')
| -rw-r--r-- | common/src/tx_thread_create.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/common/src/tx_thread_create.c b/common/src/tx_thread_create.c index 9ed58320..fc8873d4 100644 --- a/common/src/tx_thread_create.c +++ b/common/src/tx_thread_create.c @@ -118,7 +118,7 @@ ALIGN_TYPE updated_stack_start; #ifdef TX_ENABLE_STACK_CHECKING - /* Ensure that there are two ULONG of 0xEF patterns at the top and + /* Ensure that there are two ULONG of 0xEF patterns at the top and bottom of the thread's stack. This will be used to check for stack overflow conditions during run-time. */ stack_size = ((stack_size/(sizeof(ULONG))) * (sizeof(ULONG))) - (sizeof(ULONG)); @@ -134,7 +134,7 @@ ALIGN_TYPE updated_stack_start; /* Determine if the starting stack address is different. */ if (new_stack_start != updated_stack_start) { - + /* Yes, subtract another ULONG from the size to avoid going past the stack area. */ stack_size = stack_size - (sizeof(ULONG)); } @@ -204,7 +204,7 @@ ALIGN_TYPE updated_stack_start; /* Perform any additional thread setup activities for tool or user purpose. */ TX_THREAD_CREATE_INTERNAL_EXTENSION(thread_ptr) - /* Call the target specific stack frame building routine to build the + /* Call the target specific stack frame building routine to build the thread's initial stack and to setup the actual stack pointer in the control block. */ _tx_thread_stack_build(thread_ptr, _tx_thread_shell_entry); @@ -246,7 +246,7 @@ ALIGN_TYPE updated_stack_start; thread_ptr -> tx_thread_created_previous = previous_thread; thread_ptr -> tx_thread_created_next = next_thread; } - + /* Increment the thread created count. */ _tx_thread_created_count++; @@ -280,22 +280,22 @@ ALIGN_TYPE updated_stack_start; /* Yes, this create call was made from initialization. */ /* Pickup the current thread execute pointer, which corresponds to the - highest priority thread ready to execute. Interrupt lockout is - not required, since interrupts are assumed to be disabled during + highest priority thread ready to execute. Interrupt lockout is + not required, since interrupts are assumed to be disabled during initialization. */ saved_thread_ptr = _tx_thread_execute_ptr; /* Determine if there is thread ready for execution. */ if (saved_thread_ptr != TX_NULL) { - + /* Yes, a thread is ready for execution when initialization completes. */ /* Save the current preemption-threshold. */ saved_threshold = saved_thread_ptr -> tx_thread_preempt_threshold; - /* For initialization, temporarily set the preemption-threshold to the - priority level to make sure the highest-priority thread runs once + /* For initialization, temporarily set the preemption-threshold to the + priority level to make sure the highest-priority thread runs once initialization is complete. */ saved_thread_ptr -> tx_thread_preempt_threshold = saved_thread_ptr -> tx_thread_priority; } @@ -328,7 +328,7 @@ ALIGN_TYPE updated_stack_start; /* Call the resume thread function to make this thread ready. */ _tx_thread_system_resume(thread_ptr); #endif - + /* Determine if the thread's preemption-threshold needs to be restored. */ if (saved_thread_ptr != TX_NULL) { |