From: York Sun <yorksun@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] arm/layerscape: Fix non-boot cpus cannot correctly fall in spin table
Date: Wed, 15 Jul 2015 11:06:24 -0700 [thread overview]
Message-ID: <55A6A120.20604@freescale.com> (raw)
In-Reply-To: <SN1PR0301MB16162CFABE25A7D417D4A9089D9B0@SN1PR0301MB1616.namprd03.prod.outlook.com>
On 07/14/2015 12:09 AM, Wang Dongsheng-B40534 wrote:
> Hi Alison & Jason,
>
> Could you ACK this patch?
>
> Regards,
> -Dongsheng
>
>> -----Original Message-----
>> From: Dongsheng Wang [mailto:dongsheng.wang at freescale.com]
>> Sent: Thursday, June 18, 2015 6:33 PM
>> To: Sun York-R58495
>> Cc: Jin Zhengxiong-R64188; Wang Huan-B18965; Zhao Chenhui-B35336; Zhang Zhuoyu-
>> B46552; u-boot at lists.denx.de; Wang Dongsheng-B40534
>> Subject: [PATCH] arm/layerscape: Fix non-boot cpus cannot correctly fall in spin
>> table
>>
>> From: Wang Dongsheng <dongsheng.wang@freescale.com>
>>
>> Bootrom will put cpus into WFE state when boot cpu release cpus, so
>> target cpu cannot correctly go to spin state.
>>
>> Add 'sev' to wakeup non-boot cpu that hold on bootrom space, let target
>> cpu can fall into u-boot spin table.
>>
>> Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com>
Dongsheng,
Do we still use spin table if we have PSCI?
York
next prev parent reply other threads:[~2015-07-15 18:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-18 10:32 [U-Boot] [PATCH] arm/layerscape: Fix non-boot cpus cannot correctly fall in spin table Dongsheng Wang
2015-07-14 7:09 ` Wang Dongsheng
2015-07-15 18:06 ` York Sun [this message]
2015-07-16 2:22 ` Wang Dongsheng
2015-08-04 15:48 ` York Sun
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