Diff: mbed-os/platform/mbed_stats.c

Revision:

0:9b3d4731edbb

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os/platform/mbed_stats.c	Thu Jun 21 13:51:43 2018 +0000
@@ -0,0 +1,142 @@
+#include "mbed_assert.h"
+#include "mbed_stats.h"
+#include "mbed_power_mgmt.h"
+#include <string.h>
+#include <stdlib.h>
+
+#include "device.h"
+#ifdef MBED_CONF_RTOS_PRESENT
+#include "cmsis_os2.h"
+#include "rtos_idle.h"
+#elif defined(MBED_STACK_STATS_ENABLED) || defined(MBED_THREAD_STATS_ENABLED) || defined(MBED_CPU_STATS_ENABLED)
+#warning Statistics are currently not supported without the rtos.
+#endif
+
+#if defined(MBED_CPU_STATS_ENABLED) && (!defined(DEVICE_LPTICKER) || !defined(DEVICE_SLEEP))
+#warning CPU statistics are not supported without low power timer support.
+#endif
+
+void mbed_stats_cpu_get(mbed_stats_cpu_t *stats)
+{
+    MBED_ASSERT(stats != NULL);
+    memset(stats, 0, sizeof(mbed_stats_cpu_t));
+#if defined(MBED_CPU_STATS_ENABLED) && defined(DEVICE_LPTICKER) && defined(DEVICE_SLEEP)
+    stats->uptime = mbed_uptime();
+    stats->idle_time = mbed_time_idle();
+    stats->sleep_time = mbed_time_sleep();
+    stats->deep_sleep_time = mbed_time_deepsleep();
+#endif
+}
+
+// note: mbed_stats_heap_get defined in mbed_alloc_wrappers.cpp
+void mbed_stats_stack_get(mbed_stats_stack_t *stats)
+{
+    MBED_ASSERT(stats != NULL);
+    memset(stats, 0, sizeof(mbed_stats_stack_t));
+
+#if defined(MBED_STACK_STATS_ENABLED) && defined(MBED_CONF_RTOS_PRESENT)
+    uint32_t thread_n = osThreadGetCount();
+    unsigned i;
+    osThreadId_t *threads;
+
+    threads = malloc(sizeof(osThreadId_t) * thread_n);
+    MBED_ASSERT(threads != NULL);
+
+    osKernelLock();
+    thread_n = osThreadEnumerate(threads, thread_n);
+
+    for (i = 0; i < thread_n; i++) {
+        uint32_t stack_size = osThreadGetStackSize(threads[i]);
+        stats->max_size += stack_size - osThreadGetStackSpace(threads[i]);
+        stats->reserved_size += stack_size;
+        stats->stack_cnt++;
+    }
+    osKernelUnlock();
+
+    free(threads);
+#endif
+}
+
+size_t mbed_stats_stack_get_each(mbed_stats_stack_t *stats, size_t count)
+{
+    MBED_ASSERT(stats != NULL);
+    memset(stats, 0, count * sizeof(mbed_stats_stack_t));
+
+    size_t i = 0;
+
+#if defined(MBED_STACK_STATS_ENABLED) && defined(MBED_CONF_RTOS_PRESENT)
+    osThreadId_t *threads;
+
+    threads = malloc(sizeof(osThreadId_t) * count);
+    MBED_ASSERT(threads != NULL);
+
+    osKernelLock();
+    count = osThreadEnumerate(threads, count);
+
+    for (i = 0; i < count; i++) {
+        uint32_t stack_size = osThreadGetStackSize(threads[i]);
+        stats[i].max_size = stack_size - osThreadGetStackSpace(threads[i]);
+        stats[i].reserved_size = stack_size;
+        stats[i].thread_id = (uint32_t)threads[i];
+        stats[i].stack_cnt = 1;
+    }
+    osKernelUnlock();
+
+    free(threads);
+#endif
+
+    return i;
+}
+
+size_t mbed_stats_thread_get_each(mbed_stats_thread_t *stats, size_t count)
+{
+    MBED_ASSERT(stats != NULL);
+    memset(stats, 0, count * sizeof(mbed_stats_thread_t));
+    size_t i = 0;
+
+#if defined(MBED_THREAD_STATS_ENABLED) && defined(MBED_CONF_RTOS_PRESENT)
+    osThreadId_t *threads;
+
+    threads = malloc(sizeof(osThreadId_t) * count);
+    MBED_ASSERT(threads != NULL);
+
+    osKernelLock();
+    count = osThreadEnumerate(threads, count);
+
+    for (i = 0; i < count; i++) {
+        stats[i].id = (uint32_t)threads[i];
+        stats[i].state = (uint32_t)osThreadGetState(threads[i]);
+        stats[i].priority = (uint32_t)osThreadGetPriority(threads[i]);
+        stats[i].stack_size = osThreadGetStackSize(threads[i]);
+        stats[i].stack_space = osThreadGetStackSpace(threads[i]);
+        stats[i].name = osThreadGetName(threads[i]);
+    }
+    osKernelUnlock();
+    free(threads);
+#endif
+    return i;
+}
+
+void mbed_stats_sys_get(mbed_stats_sys_t *stats)
+{
+    MBED_ASSERT(stats != NULL);
+    memset(stats, 0, sizeof(mbed_stats_sys_t));
+
+#if defined(MBED_SYS_STATS_ENABLED)
+#if defined(__CORTEX_M)
+    stats->cpu_id = SCB->CPUID;
+#endif
+#if defined(__IAR_SYSTEMS_ICC__)
+    stats->compiler_id = IAR;
+    stats->compiler_version = __VER__;
+#elif defined(__CC_ARM)
+    stats->compiler_id = ARM;
+    stats->compiler_version = __ARMCC_VERSION;
+#elif defined(__GNUC__)
+    stats->compiler_id = GCC_ARM;
+    stats->compiler_version = (__GNUC__ * 10000 + __GNUC_MINOR__ * 100);
+#endif
+
+#endif
+    return;
+}