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您好,
AM5728 Demo板上看到EMIF控制器目前挂接了4片256GBx16bit的DDR3颗粒,原理图上显示有A15地址未使用,我们参考该原理图设计了4片512GBx16的DDR3颗粒,发现无法识别多出的2G内存,从数据手册中了解到系统默认使用了0x80000000~0xffffff的地址空间作为EMIF的内存映射区,请问如何对其他2G内存进行映射?映射后在linux平台下能否使用?