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sim: add CONFIG_SIM_STACKSIZE_ADJUSTMENT to reduce variability

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between sim and other different platform stack size setting

Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
This commit is contained in:
Jiuzhu Dong 2021-12-12 23:26:45 +08:00 committed by Xiang Xiao
parent af614ac77d
commit 6b5a7a73ba
4 changed files with 13 additions and 4 deletions
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7
arch/sim/Kconfig
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@ -134,6 +134,13 @@ config SIM_WALLTIME_SIGNAL
endchoice endchoice
config SIM_STACKSIZE_ADJUSTMENT
int "The adjustment of stack size for sim"
default 65536
---help---
The adjustment of stack size for sim. When the task is created,
the stack size is increased by this amount.
config SIM_HOSTFS config SIM_HOSTFS
bool "Simulated HostFS" bool "Simulated HostFS"
depends on FS_HOSTFS depends on FS_HOSTFS

2
arch/sim/src/sim/up_createstack.c
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@ -92,6 +92,8 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
FAR uint8_t *stack_alloc_ptr; FAR uint8_t *stack_alloc_ptr;
int ret = ERROR; int ret = ERROR;
stack_size += CONFIG_SIM_STACKSIZE_ADJUSTMENT;
#ifdef CONFIG_TLS_ALIGNED #ifdef CONFIG_TLS_ALIGNED
/* The allocated stack size must not exceed the maximum possible for the /* The allocated stack size must not exceed the maximum possible for the
* TLS feature. * TLS feature.

6
arch/sim/src/sim/up_initialstate.c
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@ -57,9 +57,11 @@ void up_initial_state(struct tcb_s *tcb)
if (tcb->pid == 0) if (tcb->pid == 0)
{ {
tcb->stack_alloc_ptr = (void *)(up_getsp() - tcb->stack_alloc_ptr = (void *)(up_getsp() -
CONFIG_IDLETHREAD_STACKSIZE); CONFIG_IDLETHREAD_STACKSIZE -
CONFIG_SIM_STACKSIZE_ADJUSTMENT);
tcb->stack_base_ptr = tcb->stack_alloc_ptr; tcb->stack_base_ptr = tcb->stack_alloc_ptr;
tcb->adj_stack_size = CONFIG_IDLETHREAD_STACKSIZE; tcb->adj_stack_size = CONFIG_IDLETHREAD_STACKSIZE +
CONFIG_SIM_STACKSIZE_ADJUSTMENT;
#ifdef CONFIG_STACK_COLORATION #ifdef CONFIG_STACK_COLORATION
/* If stack debug is enabled, then fill the stack with a /* If stack debug is enabled, then fill the stack with a

2
sched/Kconfig
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@ -1808,14 +1808,12 @@ menu "Stack and heap information"
config DEFAULT_TASK_STACKSIZE config DEFAULT_TASK_STACKSIZE
int "The default stack size for tasks" int "The default stack size for tasks"
default 65536 if ARCH_SIM
default 2048 default 2048
---help--- ---help---
The default stack size for tasks. The default stack size for tasks.
config IDLETHREAD_STACKSIZE config IDLETHREAD_STACKSIZE
int "Idle thread stack size" int "Idle thread stack size"
default DEFAULT_TASK_STACKSIZE if ARCH_SIM
default 1024 default 1024
---help--- ---help---
The size of the initial stack used by the IDLE thread. The IDLE thread The size of the initial stack used by the IDLE thread. The IDLE thread