zephyr/subsys/debug/tracing/sysview.c

89 lines
1.4 KiB
C

#include <zephyr.h>
#include <kernel_structs.h>
#include <init.h>
#include <systemview/SEGGER_SYSVIEW.h>
#include <systemview/Global.h>
#include "SEGGER_SYSVIEW_Zephyr.h"
static u32_t interrupt;
u32_t sysview_get_timestamp(void)
{
return k_cycle_get_32();
}
u32_t sysview_get_interrupt(void)
{
return interrupt;
}
void z_sys_trace_idle(void)
{
sys_trace_idle();
}
void z_sys_trace_isr_enter(void)
{
sys_trace_isr_enter();
}
void z_sys_trace_isr_exit_to_scheduler(void)
{
sys_trace_isr_exit_to_scheduler();
}
void z_sys_trace_thread_switched_in(void)
{
sys_trace_thread_switched_in();
}
static void send_task_list_cb(void)
{
struct k_thread *thread;
for (thread = _kernel.threads; thread; thread = thread->next_thread) {
char name[20];
if (is_idle_thread(thread)) {
continue;
}
snprintk(name, sizeof(name), "T%xE%x", (uintptr_t)thread,
(uintptr_t)&thread->entry);
SEGGER_SYSVIEW_SendTaskInfo(&(SEGGER_SYSVIEW_TASKINFO) {
.TaskID = (u32_t)(uintptr_t)thread,
.sName = name,
.StackSize = thread->stack_info.size,
.StackBase = thread->stack_info.start,
.Prio = thread->base.prio,
});
}
}
static U64 get_time_cb(void)
{
return (U64)k_cycle_get_32();
}
const SEGGER_SYSVIEW_OS_API SYSVIEW_X_OS_TraceAPI = {
get_time_cb,
send_task_list_cb,
};
static int sysview_init(struct device *arg)
{
ARG_UNUSED(arg);
SEGGER_SYSVIEW_Conf();
SEGGER_SYSVIEW_Start();
return 0;
}
SYS_INIT(sysview_init, PRE_KERNEL_1, 0);