DLR, Debug Link Register

The DLR characteristics are:

Purpose

In Debug state, holds the address to restart from.

Configuration

AArch32 System register DLR bits [31:0] are architecturally mapped to AArch64 System register DLR_EL0[31:0] .

This register is present only when AArch32 is supported at any Exception level. Otherwise, direct accesses to DLR are UNDEFINED.

Attributes

DLR is a 32-bit register.

Field descriptions

The DLR bit assignments are:

Bits [31:0]

Restart address.

if !Halted() then
    UNDEFINED;
else
    return DLR;
              

if !Halted() then
    UNDEFINED;
else
    DLR = R[t];