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arch: Allocate the space from the beginning in up_stack_frame

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arch: Allocate the space from the beginning in up_stack_frame

and modify the affected portion:
1.Correct the stack dump and check
2.Allocate tls_info_s by up_stack_frame too
3.Move the stack fork allocation from arch to sched

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao
2021-04-12 23:44:08 +08:00
committed by Masayuki Ishikawa
parent 8640d82ce0
commit 2335b69120
155 changed files with 1103 additions and 1739 deletions
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Documentation/reference/os/arch.rst
+22 -7
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@@ -57,8 +57,8 @@ APIs Exported by Architecture-Specific Logic to NuttX
- ``adj_stack_size``: Stack size after adjustment for hardware,
processor, etc. This value is retained only for debug purposes.
- ``stack_alloc_ptr``: Pointer to allocated stack
- ``adj_stack_ptr``: Adjusted ``stack_alloc_ptr`` for HW. The
initial value of the stack pointer.
- ``stack_base_ptr``: Adjusted stack base pointer after the TLS Data
and Arguments has been removed from the stack allocation.
:param tcb: The TCB of new task.
:param stack_size: The requested stack size. At least this much
@@ -93,8 +93,8 @@ APIs Exported by Architecture-Specific Logic to NuttX
- ``adj_stack_size``: Stack size after adjustment for hardware,
processor, etc. This value is retained only for debug purposes.
- ``stack_alloc_ptr``: Pointer to allocated stack
- ``adj_stack_ptr``: Adjusted ``stack_alloc_ptr`` for HW. The
initial value of the stack pointer.
- ``stack_base_ptr``: Adjusted stack base pointer after the TLS Data
and Arguments has been removed from the stack allocation.
:param tcb: The TCB of new task.
:param stack_size: The allocated stack size.
@@ -120,9 +120,24 @@ APIs Exported by Architecture-Specific Logic to NuttX
- ``adj_stack_size``: Stack size after removal of the stack frame
from the stack.
- ``adj_stack_ptr``: Adjusted initial stack pointer after the
frame has been removed from the stack. This will still be the
initial value of the stack pointer when the task is started.
- ``stack_base_ptr``: Adjusted stack base pointer after the TLS Data
and Arguments has been removed from the stack allocation.
Here is the diagram after some allocation(tls, arg):
+-------------+ <-stack_alloc_ptr(lowest)
| TLS Data |
+-------------+
| Arguments |
stack_base_ptr-> +-------------+\
| Available | +
| Stack | |
| | | |
| | | +->adj_stack_size
v | | |
| | |
| | +
+-------------+/
:param tcb: The TCB of new task.
:param frame_size: The size of the stack frame to allocate.