[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
On Sun, Nov 17, 2013 at 03:59:04PM +0000, Catalin Marinas wrote:
> No L2x0 (L210, L220, PL310) cache on ARMv8. And here I strongly
> recommend the hardware people to make proper external caches which can
> be flushed by standard CPU instructions, not MMIO. Any such caches
> must be enabled by firmware before Linux starts.

Yea, and we've seen what a trainwreck that causes on 32-bit ARM with
the kernel exploding at boot time because of a dirty L2 cache.

 \ /
  Last update: 2013-11-18 18:41    [W:0.110 / U:8.028 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site