+
+static void NORETURN lp_process(void)
+{
+ while (1)
+ {
+ start = get_hp_ticks();
+ sig_send(hp_proc, SIG_USER0);
+ sig_wait(SIG_USER0);
+ }
+}
+
+/**
+ * Show the splash screen
+ */
+static void bouncing_logo(Bitmap *bm)
+{
+ const long SPEED_SCALE = 1000;
+ const long GRAVITY_ACCEL = 100;
+ const long BOUNCE_ELASTICITY = 2;
+ const long TOT_FRAMES = 100;
+ long h = (long)(-bertos_logo.height) * SPEED_SCALE;
+ long speed = 0, i;
+
+ for (i = 0; i < TOT_FRAMES; i++)
+ {
+ /* Move */
+ h += speed;
+
+ /* Gravity acceleration */
+ speed += GRAVITY_ACCEL;
+
+ if (h > 0 && speed > 0)
+ {
+ /* Bounce */
+ speed = -(speed / BOUNCE_ELASTICITY);
+
+ }
+ /* Update graphics */
+ gfx_blitImage(bm,
+ (LCD_WIDTH - bertos_logo.width) / 2,
+ (LCD_HEIGHT - bertos_logo.height) / 2 + h / SPEED_SCALE,
+ &bertos_logo);
+ lm3s_lcd_blitBitmap(bm);
+ timer_delay(5);
+ }
+}
+
+int main(void)
+{
+ char buffer[32];
+
+ IRQ_ENABLE;
+ kdbg_init();
+
+ kputs("Init LED..");
+ led_init();
+ kputs("Done.\n");
+ kputs("Init Timer..");
+ timer_init();
+ kputs("Done.\n");
+ kputs("Init Process..");
+ proc_init();
+ kputs("Done.\n");
+ kputs("Init OLED display..");
+ lm3s_lcd_init(CPU_FREQ / 2);
+ gfx_bitmapInit(&bm, raster, LCD_WIDTH, LCD_HEIGHT);
+ gfx_setFont(&bm, &font_helvB10);
+ kputs("Done.\n");
+
+ bouncing_logo(&bm);
+
+ gfx_bitmapClear(&bm);
+#ifdef _DEBUG
+ text_xprintf(&bm, 4, 0, TEXT_CENTER | TEXT_FILL, "BeRTOS up & running!");
+ lm3s_lcd_blitBitmap(&bm);
+ proc_testRun();
+#endif
+ snprintf(buffer, sizeof(buffer),
+ "CPU: Cortex-M3 %luMHz", CPU_FREQ / 1000000);
+ text_xprintf(&bm, 0, 0, TEXT_FILL, buffer);
+ lm3s_lcd_blitBitmap(&bm);
+ text_xprintf(&bm, 1, 0, TEXT_FILL, "Board: LM3S1968 EVB");
+ lm3s_lcd_blitBitmap(&bm);
+
+ hp_proc = proc_new(hp_process, NULL, PROC_STACK_SIZE, hp_stack);
+ lp_proc = proc_new(lp_process, NULL, PROC_STACK_SIZE, lp_stack);
+
+ res_proc = proc_current();
+
+ proc_setPri(hp_proc, 2);
+ proc_setPri(lp_proc, 1);
+
+ res_process();
+}