https://community.arm.com/support-forums/f/armds-forum/54360/what-does-it-mean-when-a-system-register-like-ttbr0_el1-becomes-unavailable/180578
What does it mean when a system register like TTBR0_EL1 becomes unavailable? - Arm Development...
In debug of our Linux boot, we often find that after we single step a simple instruction such as ADD x0, x0, #0x18, we can't view any memory and the IDE...
what does it mean