Support forums

Architectures and Processors forum Could anybody tell me how to boot up a processor in AARCH32 bit mode in Arm V8 and A53 core?

State Accepted Answer
Locked Locked
Replies 3 replies
Subscribers 351 subscribers
Views 10237 views
Users 0 members are here

Options

How was your experience today?

This discussion has been locked.

You can no longer post new replies to this discussion. If you have a question you can start a new discussion

Could anybody tell me how to boot up a processor in AARCH32 bit mode in Arm V8 and A53 core?

RanadeepReddy over 7 years ago

can you please tell me how to boot up a processor in 32 bit mode for Armv8, A53 core using baremetal code?

how can i know it is booted in 32bit mode?

Thanks.

Top replies

Martin Weidmann over 7 years ago +2 verified

When the A53 comes out of reset, the initial Execution state (AArch32 or AArch64) is controlled by a signal AA64nAA32 http://infocenter.arm.com/help/topic/com.arm.doc.ddi0500g/BABJAGDF.html This sets...