diff options
Diffstat (limited to 'nuttx/sched/os_start.c')
| -rw-r--r-- | nuttx/sched/os_start.c | 45 |
1 files changed, 22 insertions, 23 deletions
diff --git a/nuttx/sched/os_start.c b/nuttx/sched/os_start.c index 2f154c6ec..6cd508b8c 100644 --- a/nuttx/sched/os_start.c +++ b/nuttx/sched/os_start.c @@ -77,27 +77,25 @@ ****************************************************************************/ /* Task Lists ***************************************************************/ -/* The state of a task is indicated both by the task_state field - * of the TCB and by a series of task lists. All of these - * tasks lists are declared below. Although it is not always - * necessary, most of these lists are prioritized so that common - * list handling logic can be used (only the g_readytorun, - * the g_pendingtasks, and the g_waitingforsemaphore lists need +/* The state of a task is indicated both by the task_state field of the TCB + * and by a series of task lists. All of these tasks lists are declared + * below. Although it is not always necessary, most of these lists are + * prioritized so that common list handling logic can be used (only the + * g_readytorun, the g_pendingtasks, and the g_waitingforsemaphore lists need * to be prioritized). */ -/* This is the list of all tasks that are ready to run. The head - * of this list is the currently active task; the tail of this - * list is always the idle task. +/* This is the list of all tasks that are ready to run. The head of this + * list is the currently active task; the tail of this list is always the + * IDLE task. */ volatile dq_queue_t g_readytorun; -/* This is the list of all tasks that are ready-to-run, but - * cannot be placed in the g_readytorun list because: (1) They - * are higher priority than the currently active task at the head - * of the g_readytorun list, and (2) the currenly active task has - * disabled pre-emption. +/* This is the list of all tasks that are ready-to-run, but cannot be placed + * in the g_readytorun list because: (1) They are higher priority than the + * currently active task at the head of the g_readytorun list, and (2) the + * currently active task has disabled pre-emption. */ volatile dq_queue_t g_pendingtasks; @@ -197,11 +195,10 @@ const tasklist_t g_tasklisttable[NUM_TASK_STATES] = /**************************************************************************** * Private Variables ****************************************************************************/ -/* This is the task control block for this thread of execution. - * This thread of execution is the idle task. NOTE: the - * system boots into the idle task. The idle task spawns - * the user init task and the user init task is responsible - * for bringing up the rest of the system +/* This is the task control block for this thread of execution. This thread + * of execution is the IDLE task. NOTE: the system boots into the IDLE + * task. The IDLE task spawns the user initialization task (user_start) and + * that user init task is responsible for bringing up the rest of the system */ static FAR _TCB g_idletcb; @@ -219,10 +216,12 @@ static FAR const char g_idlename[] = "Idle Task"; ****************************************************************************/ /**************************************************************************** - * Name: os_start - * Description: This function is called to initialize the - * operating system and to spawn the user init thread of - * execution + * Name: os_start + * + * Description: + * This function is called to initialize the operating system and to spawn + * the user initization thread of execution + * ****************************************************************************/ void os_start(void) |