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rt-thread/components/finsh/cmd.c

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/*
* File : cmd.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2006-04-30 Bernard first implementation
* 2006-05-04 Bernard add list_thread,
* list_sem,
* list_timer
* 2006-05-20 Bernard add list_mutex,
* list_mailbox,
* list_msgqueue,
* list_event,
* list_fevent,
* list_mempool
* 2006-06-03 Bernard display stack information in list_thread
* 2006-08-10 Bernard change version to invoke rt_show_version
* 2008-09-10 Bernard update the list function for finsh syscall
* list and sysvar list
* 2009-05-30 Bernard add list_device
* 2010-04-21 yi.qiu add list_module
*/
#include <rtthread.h>
#include "finsh.h"
// Copy from kservice.h because we can not use it out of the kernel.
// Ugly. Should let kservice.h avaliable for applications?
rt_inline int rt_list_isempty(const rt_list_t *l)
{
return l->next == l;
}
rt_inline unsigned int rt_list_len(const rt_list_t *l)
{
unsigned int len = 0;
const rt_list_t *p = l;
while( p->next != l )
{
p = p->next;
len++;
}
return len;
}
long hello(void)
{
rt_kprintf("Hello RT-Thread!\n");
return 0;
}
FINSH_FUNCTION_EXPORT(hello, say hello world);
extern void rt_show_version(void);
long version(void)
{
rt_show_version();
return 0;
}
FINSH_FUNCTION_EXPORT(version, show RT-Thread version information);
#define rt_list_entry(node, type, member) \
((type *)((char *)(node) - (unsigned long)(&((type *)0)->member)))
extern struct rt_object_information rt_object_container[];
static long _list_thread(struct rt_list_node* list)
{
struct rt_thread *thread;
struct rt_list_node *node;
rt_uint8_t* ptr;
rt_kprintf(" thread pri status sp stack size max used left tick error\n");
rt_kprintf("-------- ---- ------- ---------- ---------- ---------- ---------- ---\n");
for (node = list->next; node != list; node = node->next)
{
thread = rt_list_entry(node, struct rt_thread, list);
rt_kprintf("%-8s 0x%02x", thread->name, thread->current_priority);
if (thread->stat == RT_THREAD_READY) rt_kprintf(" ready ");
else if (thread->stat == RT_THREAD_SUSPEND) rt_kprintf(" suspend");
else if (thread->stat == RT_THREAD_INIT) rt_kprintf(" init ");
ptr = (rt_uint8_t*)thread->stack_addr;
while (*ptr == '#')ptr ++;
rt_kprintf(" 0x%08x 0x%08x 0x%08x 0x%08x %03d\n",
thread->stack_size + ((rt_uint32_t)thread->stack_addr - (rt_uint32_t)thread->sp),
thread->stack_size,
thread->stack_size - ((rt_uint32_t) ptr - (rt_uint32_t)thread->stack_addr),
thread->remaining_tick,
thread->error);
}
return 0;
}
long list_thread(void)
{
return _list_thread(&rt_object_container[RT_Object_Class_Thread].object_list);
}
FINSH_FUNCTION_EXPORT(list_thread, list thread);
static void show_wait_queue(struct rt_list_node* list)
{
struct rt_thread *thread;
struct rt_list_node *node;
for (node = list->next; node != list; node = node->next)
{
thread = rt_list_entry(node, struct rt_thread, tlist);
rt_kprintf("%s", thread->name);
if (node->next != list) rt_kprintf("/");
}
}
#ifdef RT_USING_SEMAPHORE
static long _list_sem(struct rt_list_node *list)
{
struct rt_semaphore *sem;
struct rt_list_node *node;
rt_kprintf("semaphore v suspend thread\n");
rt_kprintf("-------- --- --------------\n");
for (node = list->next; node != list; node = node->next)
{
sem = (struct rt_semaphore*)(rt_list_entry(node, struct rt_object, list));
if( !rt_list_isempty(&sem->parent.suspend_thread) )
{
rt_kprintf("%-8s %03d %d:", sem->parent.parent.name, sem->value, rt_list_len(&sem->parent.suspend_thread) );
show_wait_queue(&(sem->parent.suspend_thread));
rt_kprintf("\n");
}
else
{
rt_kprintf("%-8s %03d %d\n", sem->parent.parent.name, sem->value, rt_list_len(&sem->parent.suspend_thread));
}
}
return 0;
}
long list_sem(void)
{
return _list_sem(&rt_object_container[RT_Object_Class_Semaphore].object_list);
}
FINSH_FUNCTION_EXPORT(list_sem, list semaphone in system)
#endif
#ifdef RT_USING_EVENT
static long _list_event(struct rt_list_node *list)
{
struct rt_event *e;
struct rt_list_node *node;
rt_kprintf("event set suspend thread\n");
rt_kprintf("-------- ---------- --------------\n");
for (node = list->next; node != list; node = node->next)
{
e = (struct rt_event*)(rt_list_entry(node, struct rt_object, list));
rt_kprintf("%-8s 0x%08x %03d\n", e->parent.parent.name, e->set, rt_list_len(&e->parent.suspend_thread));
}
return 0;
}
long list_event(void)
{
return _list_event(&rt_object_container[RT_Object_Class_Event].object_list);
}
FINSH_FUNCTION_EXPORT(list_event, list event in system)
#endif
#ifdef RT_USING_MUTEX
static long _list_mutex(struct rt_list_node *list)
{
struct rt_mutex *m;
struct rt_list_node *node;
rt_kprintf("mutex owner hold suspend thread\n");
rt_kprintf("-------- -------- ---- --------------\n");
for (node = list->next; node != list; node = node->next)
{
m = (struct rt_mutex*)(rt_list_entry(node, struct rt_object, list));
rt_kprintf("%-8s %-8s %04d %d\n", m->parent.parent.name, m->owner->name, m->hold, rt_list_len(&m->parent.suspend_thread));
}
return 0;
}
long list_mutex(void)
{
return _list_mutex(&rt_object_container[RT_Object_Class_Mutex].object_list);
}
FINSH_FUNCTION_EXPORT(list_mutex, list mutex in system)
#endif
#ifdef RT_USING_MAILBOX
static long _list_mailbox(struct rt_list_node *list)
{
struct rt_mailbox *m;
struct rt_list_node *node;
rt_kprintf("mailbox entry size suspend thread\n");
rt_kprintf("-------- ---- ---- --------------\n");
for (node = list->next; node != list; node = node->next)
{
m = (struct rt_mailbox*)(rt_list_entry(node, struct rt_object, list));
if( !rt_list_isempty(&m->parent.suspend_thread) )
{
rt_kprintf("%-8s %04d %04d %d:", m->parent.parent.name, m->entry, m->size, rt_list_len(&m->parent.suspend_thread));
show_wait_queue(&(m->parent.suspend_thread));
rt_kprintf("\n");
}
else
{
rt_kprintf("%-8s %04d %04d %d\n", m->parent.parent.name, m->entry, m->size, rt_list_len(&m->parent.suspend_thread));
}
}
return 0;
}
long list_mailbox(void)
{
return _list_mailbox(&rt_object_container[RT_Object_Class_MailBox].object_list);
}
FINSH_FUNCTION_EXPORT(list_mailbox, list mail box in system)
#endif
#ifdef RT_USING_MESSAGEQUEUE
static long _list_msgqueue(struct rt_list_node *list)
{
struct rt_messagequeue *m;
struct rt_list_node *node;
rt_kprintf("msgqueue entry suspend thread\n");
rt_kprintf("-------- ---- --------------\n");
for (node = list->next; node != list; node = node->next)
{
m = (struct rt_messagequeue*)(rt_list_entry(node, struct rt_object, list));
if( !rt_list_isempty(&m->parent.suspend_thread) )
{
rt_kprintf("%-8s %04d %d:", m->parent.parent.name, m->entry, rt_list_len(&m->parent.suspend_thread));
show_wait_queue(&(m->parent.suspend_thread));
rt_kprintf("\n");
}
else
{
rt_kprintf("%-8s %04d %d\n", m->parent.parent.name, m->entry, rt_list_len(&m->parent.suspend_thread));
}
}
return 0;
}
long list_msgqueue(void)
{
return _list_msgqueue(&rt_object_container[RT_Object_Class_MessageQueue].object_list);
}
FINSH_FUNCTION_EXPORT(list_msgqueue, list message queue in system)
#endif
#ifdef RT_USING_MEMPOOL
static long _list_mempool(struct rt_list_node *list)
{
struct rt_mempool *mp;
struct rt_list_node *node;
rt_kprintf("mempool block total free suspend thread\n");
rt_kprintf("-------- ---- ---- ---- --------------\n");
for (node = list->next; node != list; node = node->next)
{
mp = (struct rt_mempool*)rt_list_entry(node, struct rt_object, list);
if (mp->suspend_thread_count > 0)
{
rt_kprintf("%-8s %04d %04d %04d %d:", mp->parent.name,
mp->block_size, mp->block_total_count, mp->block_free_count,
mp->suspend_thread_count);
show_wait_queue(&(mp->suspend_thread));
rt_kprintf("\n");
}
else
{
rt_kprintf("%-8s %04d %04d %04d %d\n", mp->parent.name,
mp->block_size, mp->block_total_count, mp->block_free_count,
mp->suspend_thread_count);
}
}
return 0;
}
long list_mempool(void)
{
return _list_mempool(&rt_object_container[RT_Object_Class_MemPool].object_list);
}
FINSH_FUNCTION_EXPORT(list_mempool, list memory pool in system)
#endif
static long _list_timer(struct rt_list_node *list)
{
struct rt_timer *timer;
struct rt_list_node *node;
rt_kprintf("timer periodic timeout flag\n");
rt_kprintf("-------- ---------- ---------- -----------\n");
for (node = list->next; node != list; node = node->next)
{
timer = (struct rt_timer*)(rt_list_entry(node, struct rt_object, list));
rt_kprintf("%-8s 0x%08x 0x%08x ", timer->parent.name, timer->init_tick, timer->timeout_tick);
if (timer->parent.flag & RT_TIMER_FLAG_ACTIVATED) rt_kprintf("activated\n");
else rt_kprintf("deactivated\n");
}
rt_kprintf("current tick:0x%08x\n", rt_tick_get());
return 0;
}
long list_timer(void)
{
return _list_timer(&rt_object_container[RT_Object_Class_Timer].object_list);
}
FINSH_FUNCTION_EXPORT(list_timer, list timer in system)
#ifdef RT_USING_DEVICE
static long _list_device(struct rt_list_node *list)
{
struct rt_device *device;
struct rt_list_node *node;
const char *device_type_str[] =
{
"Character Device",
"Block Device",
"Network Interface",
"MTD Device",
"CAN",
"RTC",
"Unknown"
};
rt_kprintf("device type \n");
rt_kprintf("-------- ---------- \n");
for (node = list->next; node != list; node = node->next)
{
device = (struct rt_device*)(rt_list_entry(node, struct rt_object, list));
rt_kprintf("%-8s %-8s \n", device->parent.name, device_type_str[device->type]);
}
return 0;
}
long list_device(void)
{
return _list_device(&rt_object_container[RT_Object_Class_Device].object_list);
}
FINSH_FUNCTION_EXPORT(list_device, list device in system)
#endif
#ifdef RT_USING_MODULE
#include <rtm.h>
int list_module(void)
{
struct rt_module *module;
struct rt_list_node *list, *node;
list = &rt_object_container[RT_Object_Class_Module].object_list;
rt_kprintf("module name ref\n");
rt_kprintf("------------ --------\n");
for (node = list->next; node != list; node = node->next)
{
module = (struct rt_module*)(rt_list_entry(node, struct rt_object, list));
rt_kprintf("%-16s ", module->parent.name);
rt_kprintf("%-04d \n", module->nref);
}
}
FINSH_FUNCTION_EXPORT(list_module, list module in system)
int list_module_obj(const char* name)
{
int i;
struct rt_module *module;
struct rt_list_node *list, *node;
/* find module */
if((module = rt_module_find(name)) != RT_NULL)
{
/* module has entry point */
if(!(module->parent.flag & RT_MODULE_FLAG_WITHOUTENTRY))
{
struct rt_thread *thread;
struct rt_list_node *tlist;
rt_uint8_t* ptr;
/* list main thread in module */
if(module->module_thread != RT_NULL)
{
rt_kprintf("main thread pri status sp stack size max used left tick error\n");
rt_kprintf("------------- ---- ------- ---------- ---------- ---------- ---------- ---\n");
thread = module->module_thread;
rt_kprintf("%-8s 0x%02x", thread->name, thread->current_priority);
if (thread->stat == RT_THREAD_READY) rt_kprintf(" ready ");
else if (thread->stat == RT_THREAD_SUSPEND) rt_kprintf(" suspend");
else if (thread->stat == RT_THREAD_INIT) rt_kprintf(" init ");
ptr = (rt_uint8_t*)thread->stack_addr;
while (*ptr == '#')ptr ++;
rt_kprintf(" 0x%08x 0x%08x 0x%08x 0x%08x %03d\n",
thread->stack_size + ((rt_uint32_t)thread->stack_addr - (rt_uint32_t)thread->sp),
thread->stack_size,
thread->stack_size - ((rt_uint32_t) ptr - (rt_uint32_t)thread->stack_addr),
thread->remaining_tick,
thread->error);
}
/* list sub thread in module */
tlist = &module->module_object[RT_Object_Class_Thread].object_list;
if(!rt_list_isempty(tlist)) _list_thread(tlist);
#ifdef RT_USING_SEMAPHORE
/* list semaphored in module */
tlist = &module->module_object[RT_Object_Class_Semaphore].object_list;
if(!rt_list_isempty(tlist)) _list_sem(tlist);
#endif
#ifdef RT_USING_MUTEX
/* list mutex in module */
tlist = &module->module_object[RT_Object_Class_Mutex].object_list;
if(!rt_list_isempty(tlist)) _list_mutex(tlist);
#endif
#ifdef RT_USING_EVENT
/* list event in module */
tlist = &module->module_object[RT_Object_Class_Event].object_list;
if(!rt_list_isempty(tlist)) _list_event(tlist);
#endif
#ifdef RT_USING_MAILBOX
/* list mailbox in module */
tlist = &module->module_object[RT_Object_Class_MailBox].object_list;
if(!rt_list_isempty(tlist)) _list_mailbox(tlist);
#endif
#ifdef RT_USING_MESSAGEQUEUE
/* list message queue in module */
tlist = &module->module_object[RT_Object_Class_MessageQueue].object_list;
if(!rt_list_isempty(tlist)) _list_msgqueue(tlist);
#endif
#ifdef RT_USING_MEMPOOL
/* list memory pool in module */
tlist = &module->module_object[RT_Object_Class_MemPool].object_list;
if(!rt_list_isempty(tlist)) _list_mempool(tlist);
#endif
#ifdef RT_USING_DEVICE
/* list device in module */
tlist = &module->module_object[RT_Object_Class_Device].object_list;
if(!rt_list_isempty(tlist)) _list_device(tlist);
#endif
/* list timer in module */
tlist = &module->module_object[RT_Object_Class_Timer].object_list;
if(!rt_list_isempty(tlist)) _list_timer(tlist);
}
rt_kprintf("symbol address \n");
rt_kprintf("-------- ----------\n");
/* list module export symbols */
for(i=0; i<module->nsym; i++)
{
rt_kprintf("%s 0x%x\n", module->symtab[i].name, module->symtab[i].addr);
}
}
return 0;
}
FINSH_FUNCTION_EXPORT(list_module_obj, list module objects in system)
#endif
int list()
{
struct finsh_syscall_item* syscall_item;
struct finsh_sysvar_item* sysvar_item;
rt_kprintf("--Function List:\n");
{
struct finsh_syscall* index;
for (index = _syscall_table_begin; index < _syscall_table_end; index ++)
{
#ifdef FINSH_USING_DESCRIPTION
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
#else
rt_kprintf("%s\n", index->name);
#endif
}
}
/* list syscall list */
syscall_item = global_syscall_list;
while (syscall_item != NULL)
{
rt_kprintf("[l] %s\n", syscall_item->syscall.name);
syscall_item = syscall_item->next;
}
rt_kprintf("--Variable List:\n");
{
struct finsh_sysvar* index;
for (index = _sysvar_table_begin; index < _sysvar_table_end; index ++)
{
#ifdef FINSH_USING_DESCRIPTION
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
#else
rt_kprintf("%s\n", index->name);
#endif
}
}
sysvar_item = global_sysvar_list;
while (sysvar_item != NULL)
{
rt_kprintf("[l] %s\n", sysvar_item->sysvar.name);
sysvar_item = sysvar_item->next;
}
return 0;
}
FINSH_FUNCTION_EXPORT(list, list all symbol in system)
static int str_is_prefix(const char* prefix, const char* str)
{
while ((*prefix) && (*prefix == *str))
{
prefix ++;
str ++;
}
if (*prefix == 0) return 0;
return -1;
}
void list_prefix(char* prefix)
{
struct finsh_syscall_item* syscall_item;
struct finsh_sysvar_item* sysvar_item;
rt_uint16_t func_cnt, var_cnt;
const char* name_ptr;
func_cnt = 0;
var_cnt = 0;
name_ptr = RT_NULL;
{
struct finsh_syscall* index;
for (index = _syscall_table_begin; index < _syscall_table_end; index ++)
{
if (str_is_prefix(prefix, index->name) == 0)
{
if (func_cnt == 0)
rt_kprintf("--function:\n");
func_cnt ++;
/* set name_ptr */
name_ptr = index->name;
#ifdef FINSH_USING_DESCRIPTION
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
#else
rt_kprintf("%s\n", index->name);
#endif
}
}
}
/* list syscall list */
syscall_item = global_syscall_list;
while (syscall_item != NULL)
{
if (str_is_prefix(prefix, syscall_item->syscall.name) == 0)
{
if (func_cnt == 0)
rt_kprintf("--function:\n");
func_cnt ++;
/* set name_ptr */
name_ptr = syscall_item->syscall.name;
rt_kprintf("[l] %s\n", syscall_item->syscall.name);
}
syscall_item = syscall_item->next;
}
{
struct finsh_sysvar* index;
for (index = _sysvar_table_begin; index < _sysvar_table_end; index ++)
{
if (str_is_prefix(prefix, index->name) == 0)
{
if (var_cnt == 0)
rt_kprintf("--variable:\n");
var_cnt ++;
/* set name ptr */
name_ptr = index->name;
#ifdef FINSH_USING_DESCRIPTION
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
#else
rt_kprintf("%s\n", index->name);
#endif
}
}
}
sysvar_item = global_sysvar_list;
while (sysvar_item != NULL)
{
if (str_is_prefix(prefix, sysvar_item->sysvar.name) == 0)
{
if (var_cnt == 0)
rt_kprintf("--variable:\n");
var_cnt ++;
/* set name ptr */
name_ptr = sysvar_item->sysvar.name;
rt_kprintf("[l] %s\n", sysvar_item->sysvar.name);
}
sysvar_item = sysvar_item->next;
}
/* only one matched */
if ((func_cnt + var_cnt) == 1)
{
rt_strncpy(prefix, name_ptr, strlen(name_ptr));
}
}
#ifdef FINSH_USING_SYMTAB
static int dummy = 0;
FINSH_VAR_EXPORT(dummy, finsh_type_int, dummy variable for finsh)
#endif
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