[lkml]   [2013]   [Nov]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] ARM: move firmware_ops to drivers/firmware
Hi Catalin,

On 11/18/2013 12:30 PM, Catalin Marinas wrote:
> You can't run legacy AArch32 code at EL3 and have lower levels in AArch64
> mode (architectural constraint).

What prevents AArch32 code from running at EL3 and then requesting a reset to
AArch64 by writing to the Reset Management Register before sliding down to
lower exception levels?


Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by the Linux Foundation.

 \ /
  Last update: 2013-11-18 23:21    [W:0.077 / U:2.708 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site