[U-Boot] sunxi: CPU disabling (was: Re: ARM: flush_dcache_all for PSCI)

2014-11-16 Thread Jan Kiszka
On 2014-11-10 14:10, Marc Zyngier wrote: On 10/11/14 12:57, Jan Kiszka wrote: Hi all, I'm trying to get Marc's CPU hotplug-anabling patch [1] for sunxi working on a B-Pi. After the first discussion it became clear that we need something like flush_dcache_all in the PSCI monitor (I don't

[U-Boot] ARM: PSCI 0.1 vs 0.2

2014-11-10 Thread Jan Kiszka
Hi Marc, what is the motivation to expose a PSCI 0.1 interface in U-boot, instead of 0.2? Support for preexisting users of 0.1? The kernel seems to be happy with both, and I'm now wondering if we should actually add the legacy version to Jailhouse as well (I hope we can avoid this). Still

[U-Boot] ARM: flush_dcache_all for PSCI

2014-11-10 Thread Jan Kiszka
Hi all, I'm trying to get Marc's CPU hotplug-anabling patch [1] for sunxi working on a B-Pi. After the first discussion it became clear that we need something like flush_dcache_all in the PSCI monitor (I don't think we need an icache flush, do we?). Does anyone have a clever suggestion how to

Re: [U-Boot] ARM: PSCI 0.1 vs 0.2

2014-11-10 Thread Jan Kiszka
On 2014-11-10 14:08, Marc Zyngier wrote: On 10/11/14 12:51, Jan Kiszka wrote: Hi Marc, what is the motivation to expose a PSCI 0.1 interface in U-boot, instead of 0.2? Support for preexisting users of 0.1? The kernel seems to be happy with both, and I'm now wondering if we should actually

Re: [U-Boot] ARM: PSCI 0.1 vs 0.2

2014-11-10 Thread Jan Kiszka
On 2014-11-10 14:29, bhupesh.sha...@freescale.com wrote: Hi, -Original Message- From: u-boot-boun...@lists.denx.de [mailto:u-boot-boun...@lists.denx.de] On Behalf Of Jan Kiszka Sent: Monday, November 10, 2014 6:56 PM To: Marc Zyngier Cc: u-boot@lists.denx.de Subject: Re: [U-Boot

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