芯片大小端验证

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uint32_t endianess_test = 0x11223344;
uint8_t * endianess_test_p = (uint8_t *) &endianess_test;
bool big_endian = endianess_test_p[0] == 0x11 ? true : false;
if(big_endian) {
    LV_ASSERT_MSG(LV_BIG_ENDIAN_SYSTEM == 1,
                  "It's a big endian system but LV_BIG_ENDIAN_SYSTEM is not enabled in lv_conf.h");
}
else {
    LV_ASSERT_MSG(LV_BIG_ENDIAN_SYSTEM == 0,
                  "It's a little endian system but LV_BIG_ENDIAN_SYSTEM is enabled in lv_conf.h");
}