Re: [PATCH 2/2] ARM: errata: add support for A12/A17 errata CR711784

2019-04-23 Thread Doug Anderson
Hi, On Tue, Apr 23, 2019 at 3:19 AM Robin Murphy wrote: > > Hi Doug, > > On 19/04/2019 23:18, Douglas Anderson wrote: > > This adds a code for turning on chicken bit 11, which appears to avoid > > a potential CPU deadlock that could occur. The exact set of > > instruction needed to trigger this

Re: [PATCH 2/2] ARM: errata: add support for A12/A17 errata CR711784

2019-04-23 Thread Robin Murphy
Hi Doug, On 19/04/2019 23:18, Douglas Anderson wrote: This adds a code for turning on chicken bit 11, which appears to avoid a potential CPU deadlock that could occur. The exact set of instruction needed to trigger this errata is not totaly known but we have a high level of confidence that the

[PATCH 2/2] ARM: errata: add support for A12/A17 errata CR711784

2019-04-19 Thread Douglas Anderson
This adds a code for turning on chicken bit 11, which appears to avoid a potential CPU deadlock that could occur. The exact set of instruction needed to trigger this errata is not totaly known but we have a high level of confidence that the problem is fixed by setting chicken bit 11. All details