261     struct LayerPrivate *priv = GetLayerInstance();  in SetBackground()  local
264     uint32_t *framebuffer = (uint32_t *)priv->fbAddr;  in SetBackground()
265     for (j = 0; j < priv->height; j++) {  in SetBackground()
266         for (i = 0; i < priv->width; i++) {  in SetBackground()
267             framebuffer[i + j * priv->width] = 0xFF; // Blue background  in SetBackground()
283     struct LayerPrivate *priv = GetLayerInstance();  in CreateLayer()  local
284     priv->fd = open(FB_PATH, O_RDWR, 0);  in CreateLayer()
285     if (priv->fd < 0) {  in CreateLayer()
290     priv->pitch = layerInfo->width * BITS_PER_PIXEL / BITS_TO_BYTE;  in CreateLayer()
291     priv->fbSize = ((priv->pitch * priv->height) + 0xfff) & (~0xfff);  in CreateLayer()
292 …  priv->fbAddr = (void *)mmap(NULL, priv->fbSize, PROT_READ | PROT_WRITE, MAP_SHARED, priv->fd, 0);  in CreateLayer()
293     if (priv->fbAddr == NULL) {  in CreateLayer()
295         close(priv->fd);  in CreateLayer()
296         priv->fd = -1;  in CreateLayer()
297         priv->pitch = 0;  in CreateLayer()
298         priv->fbSize = 0;  in CreateLayer()
320     struct LayerPrivate *priv = GetLayerInstance();  in CloseLayer()  local
321     if (priv->fd >= 0) {  in CloseLayer()
322         close(priv->fd);  in CloseLayer()
324     if (priv->layerAddr != NULL) {  in CloseLayer()
325         free(priv->layerAddr);  in CloseLayer()
326         priv->layerAddr = NULL;  in CloseLayer()
328     if (priv->fbAddr != NULL) {  in CloseLayer()
329         munmap(priv->fbAddr, priv->fbSize);  in CloseLayer()
331     priv->fd = -1;  in CloseLayer()
347     struct LayerPrivate *priv = GetLayerInstance();  in GetDisplayInfo()  local
348     dispInfo->width = priv->width;  in GetDisplayInfo()
349     dispInfo->height = priv->height;  in GetDisplayInfo()
377     struct LayerPrivate *priv = GetLayerInstance();  in Flush()  local
378     ret = memcpy_s(priv->fbAddr, priv->fbSize, buffer->data.virAddr, priv->fbSize);  in Flush()
403     struct LayerPrivate *priv = GetLayerInstance();  in GetLayerBuffer()  local
404     if (priv->fd < 0) {  in GetLayerBuffer()
410     buffer->width = priv->width;  in GetLayerBuffer()
411     buffer->height = priv->height;  in GetLayerBuffer()
412     buffer->pixFormat = priv->pixFmt;  in GetLayerBuffer()
413     buffer->pitch = priv->pitch;  in GetLayerBuffer()
414     buffer->data.virAddr = malloc(priv->fbSize);  in GetLayerBuffer()
420     priv->layerAddr = buffer->data.virAddr;  in GetLayerBuffer()
421     (void)memset_s(buffer->data.virAddr, priv->fbSize, 0x00, priv->fbSize);  in GetLayerBuffer()