From: Russell King - ARM Linux <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>
To: Yingjoe Chen <yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
Cc: Matthias Brugger
<matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
Stephen Boyd <sboyd-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>,
srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH v4 3/5] ARM: mediatek: add smp bringup code
Date: Sat, 26 Sep 2015 10:38:35 +0100 [thread overview]
Message-ID: <20150926093835.GA20255@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1443109140-5406-4-git-send-email-yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
On Thu, Sep 24, 2015 at 11:38:58PM +0800, Yingjoe Chen wrote:
> +struct mtk_smp_boot_info {
> + unsigned long smp_base;
...
> +static const struct mtk_smp_boot_info mtk_mt8135_tz_boot = {
> + 0x80002000, 0x3fc,
...
> +static const struct mtk_smp_boot_info mtk_mt6589_boot = {
> + 0x10002000, 0x34,
...
> + if (trustzone) {
> + /* smp_base(trustzone-bootinfo) is reserved by device tree */
> + mtk_smp_base = phys_to_virt(mtk_smp_info->smp_base);
I can't say whether this is correct or not, as we've got rid of most of
the information that would allow me to make that decision.
The address passed to phys_to_virt() _must_ be one which is mapped by
the kernel as lowmem. I've no idea if the above would fall into that
category though.
--
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next prev parent reply other threads:[~2015-09-26 9:38 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-24 15:38 [PATCH v4 0/5] Add SMP bringup support for mt65xx socs Yingjoe Chen
[not found] ` <1443109140-5406-1-git-send-email-yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2015-09-24 15:38 ` [PATCH v4 1/5] ARM: mediatek: enable gpt6 on boot up to make arch timer working Yingjoe Chen
2015-09-24 15:38 ` [PATCH v4 2/5] devicetree: bindings: add new SMP enable method Mediatek SoC Yingjoe Chen
2015-09-28 17:46 ` Rob Herring
2015-09-24 15:38 ` [PATCH v4 3/5] ARM: mediatek: add smp bringup code Yingjoe Chen
[not found] ` <1443109140-5406-4-git-send-email-yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2015-09-26 9:38 ` Russell King - ARM Linux [this message]
[not found] ` <20150926093835.GA20255-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2015-10-01 13:45 ` Yingjoe Chen
2015-09-24 15:38 ` [PATCH v4 4/5] ARM: dts: mt8135: enable basic SMP bringup for mt8135 Yingjoe Chen
[not found] ` <1443109140-5406-5-git-send-email-yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2015-09-25 4:39 ` Error: arch/arm/boot/dts/mt8135.dtsi:81.21-22 syntax error kbuild test robot
2015-09-25 5:46 ` [PATCH v4 4/5] ARM: dts: mt8135: enable basic SMP bringup for mt8135 Yingjoe Chen
2015-09-24 15:39 ` [PATCH v4 5/5] ARM: dts: mt8127: enable basic SMP bringup for mt8127 Yingjoe Chen
[not found] ` <1443109140-5406-6-git-send-email-yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2015-09-25 5:12 ` Error: arch/arm/boot/dts/mt8127.dtsi:56.21-22 syntax error kbuild test robot
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