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关于cortex-a72的mmu配置相关问题

请教各位大家,armv8的mmu寄存器
TTBR0_EL1
TTBR0_EL2
TTBR0_EL3
TTBR1_EL1
中保存的页表基地址是物理地址还是虚拟地址?
另外,各级页表table中字段
Next-level table address[47:m] 是物理地址还是虚拟地址?
谢谢指教!