halley5 开发板，buildroot 加入qt5. 编译测试例子，并下载到开发板上运行提示如下：
{qlinuxfbscreen.cpp}[initialize](441) : 800x480
ERROR: <PMEM Method> open /dev/pmem failed
ERROR: <Alloc Manager> allocInit function Mem Alloc init error
ERROR: <IMP Alloc APIs> alloc init failed
{qlinuxfbscreen.cpp}[initialize](449) :
[ 40.011870] <<-GTP-INFO->> System resume.
[ 40.011879] gpio-73 (GTP INT IRQ): _gpiod_direction_output_raw: tried to set a GPIO tied to an IRQ ast
[ 40.030198] <<-GTP-INFO->> GTP wakeup sleep.
[ 40.030205] gpio-73 (GTP INT IRQ): _gpiod_direction_output_raw: tried to set a GPIO tied to an IRQ ast
[ 40.070025] <<-GTP-INFO->> Error occured in init_panel, no config sent
(l:506, f:dmmu_map, F: ../igl/src/x2000_v12/dpu/fb.c) 0
(l:506, f:dmmu_map, F: ../igl/src/x2000_v12/dpu/fb.c) 0
^C{iot/iqs/iqs.c}[iqs_video_stop](505) :
(process:867): GLib-CRITICAL **: 12:35:03.1691140.153514] graphics fb0: ingenicfb_check_frm_cfg 563 fram!
[0m: g_async_queue_length: assertion 'queue' failed
(process:867): GLib-CRITICAL **: 12:35:03.169: g_async_queue_length: assertion 'queue' failed
{iot/iqs/iqs.c}[compose_thread](61) : iqs end!
ERROR: <FB> Put frame cfg err!
[ 1140.359866] ===== dmmu release mm (TODO: not checked) ====h: 8432d380搜到/dev/pmem 在buildroot/package/iqs/x2000_v12/1.1.1/all/libs/libigl.so.1.1.1 内
ERROR: <PMEM Method> open /dev/pmem failed
ERROR: <Alloc Manager> allocInit function Mem Alloc init error
ERROR: <IMP Alloc APIs> alloc init failed
这几个错误是怎么产生的。如何处理呢？
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