armviz

TTBR0_EL2

64-bitMemory management

The root of the page tables used for the EL0 regime at EL2. A hypervisor points this at a table for a guest it is running.

Field layout

ADDR[63:12]63:12
—
byte 7
byte 6
byte 5
byte 4
byte 3
byte 2
byte 1
byte 0

Current value hover a field to locate it

B7
B6
B5
B4
B3
B2
B1
B0

Fields

BitsFieldBitsValueDescription
63:12ADDR[63:12]520x0 (0)

Physical address of the root table. The low bits are configuration, not address, so the hardware masks them off.

11:0—12Not assigned to a documented field. Values written here are reserved and should be treated as read-as-zero unless the architecture says otherwise.