Initial Demo OS

2026-09-03 00:46:04 +01:00
commit 1491821e96
45 changed files with 2908 additions and 0 deletions
@@ -0,0 +1,96 @@
+#include "apps.h"
+#include "os_gfx.h"
+#include "os_status.h"
+#include <stdio.h>
+#include <string.h>
+#include "esp_system.h"
+#include "esp_chip_info.h"
+#include "esp_flash.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+
+#define HISTORY_LEN 40
+static uint8_t s_heap_history[HISTORY_LEN] = {0};
+static size_t s_history_count = 0;
+static uint8_t s_view = 0;
+
+static void sysmon_init(void)
+{
+    s_history_count = 0;
+    memset(s_heap_history, 50, sizeof(s_heap_history));
+}
+
+static void sysmon_enter(void)
+{
+}
+
+static void sysmon_update(uint32_t delta_ms)
+{
+    sys_status_t status;
+    sys_status_get(&status);
+    sys_gfx_draw_status_bar(&status);
+
+    static uint32_t sample_timer = 0;
+    sample_timer += delta_ms;
+    if (sample_timer >= 200) {
+        sample_timer = 0;
+        uint32_t kb = status.free_heap / 1024;
+        uint8_t norm_val = (kb > 300) ? 100 : (uint8_t)((kb * 100) / 300);
+
+        if (s_history_count < HISTORY_LEN) {
+            s_heap_history[s_history_count++] = norm_val;
+        } else {
+            memmove(&s_heap_history[0], &s_heap_history[1], HISTORY_LEN - 1);
+            s_heap_history[HISTORY_LEN - 1] = norm_val;
+        }
+    }
+
+    char buf[24];
+
+    if (s_view == 0) {
+        snprintf(buf, sizeof(buf), "RAM:%luK", (unsigned long)(status.free_heap / 1024));
+        sys_gfx_draw_str_3x5(3, 9, buf, COLOR_WHITE);
+
+        snprintf(buf, sizeof(buf), "TASKS:%u", (unsigned int)uxTaskGetNumberOfTasks());
+        sys_gfx_draw_str_3x5(40, 9, buf, COLOR_WHITE);
+
+        sys_gfx_draw_sparkline(3, 16, 66, 14, s_heap_history, s_history_count, 100);
+        sys_gfx_draw_action_bar("C:VIEW", "H:HOME");
+    } else {
+        esp_chip_info_t chip;
+        esp_chip_info(&chip);
+        uint32_t flash_size = 0;
+        esp_flash_get_size(NULL, &flash_size);
+
+        sys_gfx_draw_str_3x5(3, 9, "ESP32-C3 RISC-V", COLOR_WHITE);
+
+        snprintf(buf, sizeof(buf), "REV:%d CORES:%d", chip.revision, chip.cores);
+        sys_gfx_draw_str_3x5(3, 16, buf, COLOR_WHITE);
+
+        snprintf(buf, sizeof(buf), "FLASH:%lu MB", (unsigned long)(flash_size / (1024 * 1024)));
+        sys_gfx_draw_str_3x5(3, 23, buf, COLOR_WHITE);
+
+        sys_gfx_draw_action_bar("C:VIEW", "H:HOME");
+    }
+}
+
+static void sysmon_handle_input(input_action_t action)
+{
+    if (action == INPUT_ACTION_CLICK) {
+        s_view = (s_view + 1) % 2;
+    }
+}
+
+static void sysmon_exit(void)
+{
+}
+
+const sys_app_t g_app_sysmon = {
+    .id = "sysmon",
+    .name = "Sys Monitor",
+    .init = sysmon_init,
+    .enter = sysmon_enter,
+    .update = sysmon_update,
+    .handle_input = sysmon_handle_input,
+    .exit = sysmon_exit,
+};