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boarc: nsim: add source code to initialize board and start os

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Signed-off-by: Jingru <jingru@synopsys.com>
This commit is contained in:
Jingru
2020-03-17 18:17:10 +08:00
parent 65f55e73e5
commit ddd2d53f06
9 changed files with 123 additions and 115 deletions
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60
arch/arc/nsim/common/include/tos_cpu.h
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@@ -43,25 +43,33 @@ __API__ cpu_hrtimer_t tos_cpu_hrtimer_read(void);
#endif
__KERNEL__ void cpu_init(void);
__KERNEL__ void cpu_reset(void);
__KNL__ void cpu_init(void);
__KERNEL__ void cpu_systick_init(k_cycle_t cycle_per_tick);
__KERNEL__ void cpu_sched_start(void);
__KNL__ void cpu_reset(void);
__KERNEL__ void cpu_context_switch(void);
__KERNEL__ void cpu_irq_context_switch(void);
__KNL__ void cpu_systick_init(k_cycle_t cycle_per_tick);
__KNL__ void cpu_sched_start(void);
__KNL__ void cpu_context_switch(void);
__KNL__ void cpu_irq_context_switch(void);
#if TOS_CFG_TASK_STACK_DRAUGHT_DEPTH_DETACT_EN > 0u
__KERNEL__ k_err_t cpu_task_stack_draught_depth(k_stack_t *stk_base, size_t stk_size, int *depth);
__KNL__ k_err_t cpu_task_stack_draught_depth(k_stack_t *stk_base, size_t stk_size, int *depth);
#endif
__KERNEL__ k_stack_t *cpu_task_stk_init(void *entry,
__KNL__ k_stack_t *cpu_task_stk_init(void *entry,
void *arg,
void *exit,
k_stack_t *stk_base,
@@ -69,29 +77,39 @@ __KERNEL__ k_stack_t *cpu_task_stk_init(void *entry,
#if TOS_CFG_TICKLESS_EN > 0u
__KERNEL__ void cpu_systick_resume(void);
__KERNEL__ void cpu_systick_suspend(void);
__KNL__ void cpu_systick_resume(void);
__KERNEL__ void cpu_systick_reload_reset(void);
__KERNEL__ void cpu_systick_pending_reset(void);
__KNL__ void cpu_systick_suspend(void);
__KERNEL__ k_time_t cpu_systick_max_delay_millisecond(void);
__KERNEL__ void cpu_systick_expires_set(k_time_t millisecond);
__KNL__ void cpu_systick_reload_reset(void);
__KERNEL__ void cpu_systick_reset(void);
__KNL__ void cpu_systick_pending_reset(void);
__KNL__ k_time_t cpu_systick_max_delay_millisecond(void);
__KNL__ void cpu_systick_expires_set(k_time_t millisecond);
__KNL__ void cpu_systick_reset(void);
#endif
#if TOS_CFG_PWR_MGR_EN > 0u
__KERNEL__ void cpu_sleep_mode_enter(void);
__KERNEL__ void cpu_stop_mode_enter(void);
__KNL__ void cpu_sleep_mode_enter(void);
__KERNEL__ void cpu_standby_mode_enter(void);
__KNL__ void cpu_stop_mode_enter(void);
__KNL__ void cpu_standby_mode_enter(void);
#endif
@@ -99,11 +117,13 @@ __KERNEL__ void cpu_standby_mode_enter(void);
#if defined (TOS_CFG_CPU_ARM_FPU_EN) && (TOS_CFG_CPU_ARM_FPU_EN == 1U)
__KERNEL__ void cpu_flush_fpu(void);
__KNL__ void cpu_flush_fpu(void);
#endif /* TOS_CFG_CPU_ARM_FPU_EN */
__KERNEL__ void cpu_fault_diagnosis(void);
__KNL__ void cpu_fault_diagnosis(void);
#endif

36
arch/arc/nsim/common/tos_cpu.c
View File

@@ -73,7 +73,7 @@ __API__ void tos_cpu_cpsr_restore(cpu_cpsr_t cpsr)
port_cpsr_restore(cpsr);
}
__KERNEL__ void cpu_init(void)
__KNL__ void cpu_init(void)
{
k_cpu_cycle_per_tick = TOS_CFG_CPU_CLOCK / k_cpu_tick_per_second;
cpu_systick_init(k_cpu_cycle_per_tick);
@@ -83,28 +83,28 @@ __KERNEL__ void cpu_init(void)
#endif
}
__KERNEL__ void cpu_reset(void)
__KNL__ void cpu_reset(void)
{
port_cpu_reset();
}
__KERNEL__ void cpu_sched_start(void) // 启动任务调度器
__KNL__ void cpu_sched_start(void) // 启动任务调度器
{
port_sched_start();
}
__KERNEL__ void cpu_context_switch(void)
__KNL__ void cpu_context_switch(void)
{
port_context_switch();
}
__KERNEL__ void cpu_irq_context_switch(void)
__KNL__ void cpu_irq_context_switch(void)
{
// port_irq_context_switch();
// DO NOTHING
}
__KERNEL__ void cpu_systick_init(k_cycle_t cycle_per_tick)
__KNL__ void cpu_systick_init(k_cycle_t cycle_per_tick)
{
port_systick_priority_set(TOS_CFG_CPU_SYSTICK_PRIO);
port_systick_config(cycle_per_tick);
@@ -129,7 +129,7 @@ __STATIC_INLINE__ void cpu_systick_reload(k_cycle_t cycle_per_tick)
*
* @return None
*/
__KERNEL__ void cpu_systick_resume(void)
__KNL__ void cpu_systick_resume(void)
{
port_systick_resume();
}
@@ -139,17 +139,17 @@ __KERNEL__ void cpu_systick_resume(void)
*
* @return None
*/
__KERNEL__ void cpu_systick_suspend(void)
__KNL__ void cpu_systick_suspend(void)
{
port_systick_suspend();
}
__KERNEL__ k_time_t cpu_systick_max_delay_millisecond(void)
__KNL__ k_time_t cpu_systick_max_delay_millisecond(void)
{
return port_systick_max_delay_millisecond();
}
__KERNEL__ void cpu_systick_expires_set(k_time_t millisecond)
__KNL__ void cpu_systick_expires_set(k_time_t millisecond)
{
k_cycle_t cycles;
@@ -158,12 +158,12 @@ __KERNEL__ void cpu_systick_expires_set(k_time_t millisecond)
cpu_systick_reload(cycles - 12); /* interrupt delay */
}
__KERNEL__ void cpu_systick_pending_reset(void)
__KNL__ void cpu_systick_pending_reset(void)
{
port_systick_pending_reset();
}
__KERNEL__ void cpu_systick_reset(void)
__KNL__ void cpu_systick_reset(void)
{
cpu_systick_reload(k_cpu_cycle_per_tick);
}
@@ -172,24 +172,24 @@ __KERNEL__ void cpu_systick_reset(void)
#if TOS_CFG_PWR_MGR_EN > 0u
__KERNEL__ void cpu_sleep_mode_enter(void)
__KNL__ void cpu_sleep_mode_enter(void)
{
port_sleep_mode_enter();
}
__KERNEL__ void cpu_stop_mode_enter(void)
__KNL__ void cpu_stop_mode_enter(void)
{
port_stop_mode_enter();
}
__KERNEL__ void cpu_standby_mode_enter(void)
__KNL__ void cpu_standby_mode_enter(void)
{
port_standby_mode_enter();
}
#endif /* TOS_CFG_PWR_MGR_EN */
__KERNEL__ k_stack_t *cpu_task_stk_init(void *entry,
__KNL__ k_stack_t *cpu_task_stk_init(void *entry,
void *arg,
void *exit,
k_stack_t *stk_base,
@@ -214,7 +214,7 @@ __KERNEL__ k_stack_t *cpu_task_stk_init(void *entry,
#if TOS_CFG_TASK_STACK_DRAUGHT_DEPTH_DETACT_EN > 0u
__KERNEL__ k_err_t cpu_task_stack_draught_depth(k_stack_t *stk_base, size_t stk_size, int *depth)
__KNL__ k_err_t cpu_task_stack_draught_depth(k_stack_t *stk_base, size_t stk_size, int *depth)
{
uint8_t *slot;
uint8_t *sp, *bp;
@@ -244,7 +244,7 @@ __KERNEL__ k_err_t cpu_task_stack_draught_depth(k_stack_t *stk_base, size_t stk_
#if TOS_CFG_FAULT_BACKTRACE_EN > 0u
__KERNEL__ void cpu_fault_diagnosis(void)
__KNL__ void cpu_fault_diagnosis(void)
{
port_fault_diagnosis();
}

5
arch/arc/nsim/em/gcc/port_c.c
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@@ -45,6 +45,11 @@
#include "board.h"
#include "arc/arc_exception.h"
__PORT__ void port_cpu_reset(void)
{
exc_entry_reset();
}
__PORT__ void port_systick_config(uint32_t cycle_per_tick) // Configure SysTick to generate an interrupt every cycle_per_tick
{
timer_int_clear(0); // nsim #define BOARD_SYS_TIMER_ID TIMER_0