mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR_DEFAULT 858 drivers/gpu/drm/amd/include/asic_reg/gc/gc_9_0_default.h #define mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR_DEFAULT 0x00000000 mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR_DEFAULT 997 drivers/gpu/drm/amd/include/asic_reg/mmhub/mmhub_1_0_default.h #define mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR_DEFAULT 0x00000000