Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-04-25 Thread Mark Brown
On Tue, Apr 23, 2019 at 02:17:23PM +, Benjamin GAIGNARD wrote: > On 4/23/19 3:55 PM, Sudeep Holla wrote: > > The above statement makes me wonder if Cortex-M4 firmware is really > > non-secure, if so why does it need such an isolation from other masters > > like Cortex-A7. For me Cortex-M4 is

Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-04-23 Thread Benjamin GAIGNARD
On 4/23/19 3:55 PM, Sudeep Holla wrote: > On Tue, Apr 23, 2019 at 01:33:19PM +, Benjamin GAIGNARD wrote: >> On 4/23/19 3:21 PM, Sudeep Holla wrote: >>> On Mon, Mar 18, 2019 at 12:05:54PM +0100, Benjamin Gaignard wrote: Le lun. 18 mars 2019 à 11:43, Sudeep Holla a écrit : > On Mon,

Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-04-23 Thread Sudeep Holla
On Tue, Apr 23, 2019 at 01:33:19PM +, Benjamin GAIGNARD wrote: > > On 4/23/19 3:21 PM, Sudeep Holla wrote: > > On Mon, Mar 18, 2019 at 12:05:54PM +0100, Benjamin Gaignard wrote: > >> Le lun. 18 mars 2019 à 11:43, Sudeep Holla a écrit : > >>> On Mon, Mar 18, 2019 at 11:05:58AM +0100, Benjamin

Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-04-23 Thread Benjamin GAIGNARD
On 4/23/19 3:21 PM, Sudeep Holla wrote: > On Mon, Mar 18, 2019 at 12:05:54PM +0100, Benjamin Gaignard wrote: >> Le lun. 18 mars 2019 à 11:43, Sudeep Holla a écrit : >>> On Mon, Mar 18, 2019 at 11:05:58AM +0100, Benjamin Gaignard wrote: Bus domains controllers allow to divided system on chip

Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-04-23 Thread Sudeep Holla
On Mon, Mar 18, 2019 at 12:05:54PM +0100, Benjamin Gaignard wrote: > Le lun. 18 mars 2019 à 11:43, Sudeep Holla a écrit : > > > > On Mon, Mar 18, 2019 at 11:05:58AM +0100, Benjamin Gaignard wrote: > > > Bus domains controllers allow to divided system on chip into multiple > > > domains > > >

Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-04-23 Thread Enrico Weigelt, metux IT consult
On 19.04.19 14:36, Benjamin Gaignard wrote: Hi folks, I've missed most of the thread, but just some comments: >>> On Mon, Mar 18, 2019 at 11:05:58AM +0100, Benjamin Gaignard wrote: Bus domains controllers allow to divided system on chip into multiple domains that can be used to

Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-04-19 Thread Benjamin Gaignard
Le lun. 18 mars 2019 à 12:05, Benjamin Gaignard a écrit : > > Le lun. 18 mars 2019 à 11:43, Sudeep Holla a écrit : > > > > On Mon, Mar 18, 2019 at 11:05:58AM +0100, Benjamin Gaignard wrote: > > > Bus domains controllers allow to divided system on chip into multiple > > > domains > > > that can

Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-03-18 Thread Benjamin Gaignard
Le lun. 18 mars 2019 à 11:43, Sudeep Holla a écrit : > > On Mon, Mar 18, 2019 at 11:05:58AM +0100, Benjamin Gaignard wrote: > > Bus domains controllers allow to divided system on chip into multiple > > domains > > that can be used to select by who hardware blocks could be accessed. > > A domain

Re: [RESEND PATCH 0/7] Introduce bus domains controller framework

2019-03-18 Thread Sudeep Holla
On Mon, Mar 18, 2019 at 11:05:58AM +0100, Benjamin Gaignard wrote: > Bus domains controllers allow to divided system on chip into multiple domains > that can be used to select by who hardware blocks could be accessed. > A domain could be a cluster of CPUs (or coprocessors), a range of addresses or

[RESEND PATCH 0/7] Introduce bus domains controller framework

2019-03-18 Thread Benjamin Gaignard
Bus domains controllers allow to divided system on chip into multiple domains that can be used to select by who hardware blocks could be accessed. A domain could be a cluster of CPUs (or coprocessors), a range of addresses or a group of hardware blocks. Framework architecture is inspirated by