mmMC_VM_NB_UPPER_TOP_OF_DRAM2_DEFAULT  836 drivers/gpu/drm/amd/include/asic_reg/gc/gc_9_0_default.h #define mmMC_VM_NB_UPPER_TOP_OF_DRAM2_DEFAULT                                    0x00000000
mmMC_VM_NB_UPPER_TOP_OF_DRAM2_DEFAULT  975 drivers/gpu/drm/amd/include/asic_reg/mmhub/mmhub_1_0_default.h #define mmMC_VM_NB_UPPER_TOP_OF_DRAM2_DEFAULT                                    0x00000000