RE: [PATCH v2] Added "Preserve Boot Time Support"

2017-05-19 Thread Mirea, Bogdan-Stefan
On Wednesday, May 17, 2017 8:52 PM Sascha Hauer wrote: > On Wed, May 17, 2017 at 02:42:24PM +, Mirea, Bogdan-Stefan wrote: > > Hello Sascha, > > > > On Wednesday, May 17, 2017 2:30 PM Sascha Hauer wrote: > > > As John already said, there's the read_boot_clock64() interface which > > > should be

Re: [PATCH v2] Added "Preserve Boot Time Support"

2017-05-17 Thread Sascha Hauer
On Wed, May 17, 2017 at 02:42:24PM +, Mirea, Bogdan-Stefan wrote: > Hello Sascha, > > On Wednesday, May 17, 2017 2:30 PM Sascha Hauer wrote: > > As John already said, there's the read_boot_clock64() interface which > > should be used here. > > By using the read_boot_clock64() interface you can

RE: [PATCH v2] Added "Preserve Boot Time Support"

2017-05-17 Thread Mirea, Bogdan-Stefan
Hello Sascha, On Wednesday, May 17, 2017 2:30 PM Sascha Hauer wrote: > As John already said, there's the read_boot_clock64() interface which > should be used here. > By using the read_boot_clock64() interface you can make sure that you > only provide the functionality when it's actually supposed t

Re: [PATCH v2] Added "Preserve Boot Time Support"

2017-05-17 Thread Sascha Hauer
On Tue, May 16, 2017 at 08:22:29AM +, Mirea, Bogdan-Stefan wrote: > Hello, > > Any input on this topic? As John already said, there's the read_boot_clock64() interface which should be used here. In your patch you provide a generic option (BOOT_TIME_PRESERVE) which only works as expected in s

RE: [PATCH v2] Added "Preserve Boot Time Support"

2017-05-16 Thread Mirea, Bogdan-Stefan
Hello, Any input on this topic? Kind Regards, Bogdan On Thursday, May 04, 2017 1:55 PM Bogdan Mirea wrote: > > Hi Oleksij, > > On Thursday, May 04, 2017 12:27 PM, Oleksij Rempel wrote: > > Hi Bogdan, > > > > are there any example what and how bootloader should do to provide > > correct values?

RE: [PATCH v2] Added "Preserve Boot Time Support"

2017-05-04 Thread Mirea, Bogdan-Stefan
Hi Oleksij, On Thursday, May 04, 2017 12:27 PM, Oleksij Rempel wrote: > Hi Bogdan, > > are there any example what and how bootloader should do to provide > correct values? I will give you an example with a real behavior on Renesas RCAR Gen3 Salvator-x: We have an ARM64 SOC with the following boo

Re: [PATCH v2] Added "Preserve Boot Time Support"

2017-05-04 Thread Oleksij Rempel
Hi Bogdan, are there any example what and how bootloader should do to provide correct values? On 05/03/2017 12:59 PM, Bogdan Mirea wrote: This option enables Boot Time Preservation between Bootloader and Linux Kernel. It is based on the idea that the Bootloader (or any other early firmware) w