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体验新版 GitCode,发现更多精彩内容 >>
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00a655ac
编写于
11月 11, 2018
作者:
B
Bernard Xiong
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
[Kernel] Add ARCH_CPU_STACK_GROWS_UPWARD option
上级
c7a85df1
变更
4
隐藏空白更改
内联
并排
Showing
4 changed file
with
33 addition
and
3 deletion
+33
-3
components/finsh/cmd.c
components/finsh/cmd.c
+14
-2
libcpu/Kconfig
libcpu/Kconfig
+4
-0
src/scheduler.c
src/scheduler.c
+9
-1
src/thread.c
src/thread.c
+6
-0
未找到文件。
components/finsh/cmd.c
浏览文件 @
00a655ac
...
...
@@ -101,16 +101,28 @@ static long _list_thread(struct rt_list_node *list)
else
if
(
stat
==
RT_THREAD_INIT
)
rt_kprintf
(
" init "
);
else
if
(
stat
==
RT_THREAD_CLOSE
)
rt_kprintf
(
" close "
);
#if defined(ARCH_CPU_STACK_GROWS_UPWARD)
ptr
=
(
rt_uint8_t
*
)
thread
->
stack_addr
+
thread
->
stack_size
;
while
(
*
ptr
==
'#'
)
ptr
--
;
rt_kprintf
(
" 0x%08x 0x%08x %02d%% 0x%08x %03d
\n
"
,
((
rt_uint32_t
)
thread
->
sp
-
(
rt_uint32_t
)
thread
->
stack_addr
),
thread
->
stack_size
,
((
rt_uint32_t
)
ptr
-
(
rt_uint32_t
)
thread
->
stack_addr
)
*
100
/
thread
->
stack_size
,
thread
->
remaining_tick
,
thread
->
error
);
#else
ptr
=
(
rt_uint8_t
*
)
thread
->
stack_addr
;
while
(
*
ptr
==
'#'
)
ptr
++
;
rt_kprintf
(
" 0x%08x 0x%08x %02d%% 0x%08x %03d
\n
"
,
thread
->
stack_size
+
(
(
rt_uint32_t
)
thread
->
stack_addr
-
(
rt_uint32_t
)
thread
->
sp
),
(
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
)
)
*
100
(
thread
->
stack_size
+
(
rt_uint32_t
)
thread
->
stack_addr
-
(
rt_uint32_t
)
ptr
)
*
100
/
thread
->
stack_size
,
thread
->
remaining_tick
,
thread
->
error
);
#endif
}
return
0
;
...
...
libcpu/Kconfig
浏览文件 @
00a655ac
...
...
@@ -88,3 +88,7 @@ config ARCH_IA32
config ARCH_HOST_SIMULATOR
bool
config ARCH_CPU_STACK_GROWS_UPWARD
bool
default n
src/scheduler.c
浏览文件 @
00a655ac
...
...
@@ -91,11 +91,19 @@ static void _rt_scheduler_stack_check(struct rt_thread *thread)
level
=
rt_hw_interrupt_disable
();
while
(
level
);
}
#if defined(ARCH_CPU_STACK_GROWS_UPWARD)
else
if
((
rt_uint32_t
)
thread
->
sp
>
((
rt_uint32_t
)
thread
->
stack_addr
+
thread
->
stack_size
))
{
rt_kprintf
(
"warning: %s stack is close to the top of stack address.
\n
"
,
thread
->
name
);
}
#else
else
if
((
rt_uint32_t
)
thread
->
sp
<=
((
rt_uint32_t
)
thread
->
stack_addr
+
32
))
{
rt_kprintf
(
"warning: %s stack is close to
end
of stack address.
\n
"
,
rt_kprintf
(
"warning: %s stack is close to
the bottom
of stack address.
\n
"
,
thread
->
name
);
}
#endif
}
#endif
...
...
src/thread.c
浏览文件 @
00a655ac
...
...
@@ -136,9 +136,15 @@ static rt_err_t _rt_thread_init(struct rt_thread *thread,
/* init thread stack */
rt_memset
(
thread
->
stack_addr
,
'#'
,
thread
->
stack_size
);
#ifdef ARCH_CPU_STACK_GROWS_UPWARD
thread
->
sp
=
(
void
*
)
rt_hw_stack_init
(
thread
->
entry
,
thread
->
parameter
,
(
void
*
)((
char
*
)
thread
->
stack_addr
),
(
void
*
)
rt_thread_exit
);
#else
thread
->
sp
=
(
void
*
)
rt_hw_stack_init
(
thread
->
entry
,
thread
->
parameter
,
(
void
*
)((
char
*
)
thread
->
stack_addr
+
thread
->
stack_size
-
4
),
(
void
*
)
rt_thread_exit
);
#endif
/* priority init */
RT_ASSERT
(
priority
<
RT_THREAD_PRIORITY_MAX
);
...
...
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