From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [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@mediatek.com>
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.
--
FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.
next prev parent reply other threads:[~2015-09-26 9:38 UTC|newest]
Thread overview: 10+ 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
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
2015-09-26 9:38 ` Russell King - ARM Linux [this message]
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
2015-09-25 5:46 ` Yingjoe Chen
2015-09-24 15:39 ` [PATCH v4 5/5] ARM: dts: mt8127: enable basic SMP bringup for mt8127 Yingjoe Chen
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