Färber [mailto:afaer...@suse.de]
Sent: Sunday, July 02, 2017 3:57 AM
To: 刘炜
Cc: Arnd Bergmann; Thomas Liau; Linux ARM; mp-cs; 张东风; 张天益;
96boa...@ucrobotics.com; supp...@lemaker.org; Linux Kernel Mailing List;
Russell King
Subject: Re: 答复: [PATCH v4 20/28] ARM: owl: Implement CPU enable-method for
Hi David,
Am 01.07.2017 um 06:42 schrieb 刘炜:
> OWL_CPUx_ADDR is the physical address of CPUx wakeup function.
> OWL_CPUx_FLAG is a valid flag of OWL_CPUx_ADDR.
>
> After CPUxs are wakeuped by SEV instruction, they will check their own
> OWL_CPUx_FLAG register. If the register vlaue is 0x55aa, C
[mailto:afaer...@suse.de]
发送时间: 2017年6月29日 23:22
收件人: Arnd Bergmann; Thomas Liau
抄送: Linux ARM; mp-cs; 张东风; 刘炜; 张天益; 96boa...@ucrobotics.com;
supp...@lemaker.org; Linux Kernel Mailing List; Russell King
主题: Re: [PATCH v4 20/28] ARM: owl: Implement CPU enable-method for S500
Am 29.06.2017 um 17:07 schrieb
On Thu, Jun 29, 2017 at 5:22 PM, Andreas Färber wrote:
> Am 29.06.2017 um 17:07 schrieb Arnd Bergmann:
>>
>> It seems you missed my question here. Can you please follow up, and
>> if possible send a patch to remove the pen_release logic that appears
>> to be unnecessary here?
>
> I do not have any
Am 29.06.2017 um 17:07 schrieb Arnd Bergmann:
>>> +static int s500_smp_boot_secondary(unsigned int cpu, struct task_struct
>>> *idle)
>>> +{
>>> + unsigned long timeout;
>>> + int ret;
>>> +
>>> + ret = s500_wakeup_secondary(cpu);
>>> + if (ret)
>>> + return r
>> +static int s500_smp_boot_secondary(unsigned int cpu, struct task_struct
>> *idle)
>> +{
>> + unsigned long timeout;
>> + int ret;
>> +
>> + ret = s500_wakeup_secondary(cpu);
>> + if (ret)
>> + return ret;
>> +
>> + udelay(10);
>> +
>> + spin_lo
On Wed, Jun 21, 2017 at 6:48 PM, Andreas Färber wrote:
> Am 21.06.2017 um 12:25 schrieb Arnd Bergmann:
>> On Wed, Jun 21, 2017 at 10:16 AM, Arnd Bergmann wrote:
>>> On Tue, Jun 6, 2017 at 2:54 AM, Andreas Färber wrote:
Allow to bring up CPU1.
Based on LeMaker linux-actions tree.
>
Am 21.06.2017 um 12:25 schrieb Arnd Bergmann:
> On Wed, Jun 21, 2017 at 10:16 AM, Arnd Bergmann wrote:
>> On Tue, Jun 6, 2017 at 2:54 AM, Andreas Färber wrote:
>>> Allow to bring up CPU1.
>>>
>>> Based on LeMaker linux-actions tree.
>>>
>>> Signed-off-by: Andreas Färber
>>> ---
>>> v3 -> v4: Un
On Wed, Jun 21, 2017 at 10:16 AM, Arnd Bergmann wrote:
> On Tue, Jun 6, 2017 at 2:54 AM, Andreas Färber wrote:
>> Allow to bring up CPU1.
>>
>> Based on LeMaker linux-actions tree.
>>
>> Signed-off-by: Andreas Färber
>> ---
>> v3 -> v4: Unchanged
>>
>> v3: new
>>
>> arch/arm/mach-actions/Make
On Tue, Jun 6, 2017 at 2:54 AM, Andreas Färber wrote:
> Allow to bring up CPU1.
>
> Based on LeMaker linux-actions tree.
>
> Signed-off-by: Andreas Färber
> ---
> v3 -> v4: Unchanged
>
> v3: new
>
> arch/arm/mach-actions/Makefile | 3 +
> arch/arm/mach-actions/headsmp.S | 68 ++
Am 06.06.2017 um 02:54 schrieb Andreas Färber:
> Allow to bring up CPU1.
>
> Based on LeMaker linux-actions tree.
>
> Signed-off-by: Andreas Färber
> ---
> v3 -> v4: Unchanged
>
> v3: new
>
> arch/arm/mach-actions/Makefile | 3 +
> arch/arm/mach-actions/headsmp.S | 68
Allow to bring up CPU1.
Based on LeMaker linux-actions tree.
Signed-off-by: Andreas Färber
---
v3 -> v4: Unchanged
v3: new
arch/arm/mach-actions/Makefile | 3 +
arch/arm/mach-actions/headsmp.S | 68
arch/arm/mach-actions/platsmp.c | 166 +++
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