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From: Sergei Shtylyov <sshtylyov@mvista.com>
To: John Crispin <blogic@openwrt.org>
Cc: Ralf Baechle <ralf@linux-mips.org>,
	"linux-mips@linux-mips.org" <linux-mips@linux-mips.org>
Subject: Re: [PATCH 04/14] MIPS: Add helper function to allow platforms to point at a DTB.
Date: Tue, 01 May 2012 02:58:53 +0400	[thread overview]
Message-ID: <4F9F192D.8060207@mvista.com> (raw)
In-Reply-To: <1335785589-32532-4-git-send-email-blogic@openwrt.org>

Hello.

On 30-04-2012 15:32, John Crispin wrote:

> Add __dt_setup_arch() that can be called to load a builtin DT.
> Additionally we add a macro to allow loading a specific symbol
> from the __dtb_* section.

> Signed-off-by: Ralf Baechle<ralf@linux-mips.org>
> Signed-off-by: John Crispin<blogic@openwrt.org>
> ---
>   arch/mips/include/asm/prom.h |   11 +++++++++++
>   arch/mips/kernel/prom.c      |   14 ++++++++++++++
>   2 files changed, 25 insertions(+), 0 deletions(-)

> diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
> index 558b539..271ad98 100644
> --- a/arch/mips/kernel/prom.c
> +++ b/arch/mips/kernel/prom.c
> @@ -95,3 +95,17 @@ void __init device_tree_init(void)
>   	/* free the space reserved for the dt blob */
>   	free_mem_mach(base, size);
>   }
> +
> +void __init __dt_setup_arch(struct boot_param_header *bph)
> +{
> +	unsigned long size;
> +
> +	if (be32_to_cpu(bph->magic) != OF_DT_HEADER) {
> +		pr_err("DTB has bad magic, ignoring builtin OF DTB\n");
> +
> +		return;
> +	}
> +
> +	initial_boot_params = bph;
> +	size = be32_to_cpu(bph->totalsize);

    'size' only assigned, not used.

> +}

WBR, Sergei

  parent reply	other threads:[~2012-04-30 23:01 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-30 11:32 [PATCH 01/14] MIPS: make oprofile use cp0_perfcount_irq if it is set John Crispin
2012-04-30 11:32 ` [PATCH 02/14] MIPS: pci: parse memory ranges from devicetree John Crispin
2012-04-30 16:55   ` David Daney
2012-04-30 17:02     ` John Crispin
2012-05-01 11:17     ` John Crispin
2012-04-30 11:32 ` [PATCH 03/14] MIPS: Provide pci_address_to_pio John Crispin
2012-04-30 11:32 ` [PATCH 04/14] MIPS: Add helper function to allow platforms to point at a DTB John Crispin
2012-04-30 16:50   ` David Daney
2012-04-30 22:58   ` Sergei Shtylyov [this message]
2012-04-30 11:33 ` [PATCH 05/14] MIPS: parse chosen node on boot John Crispin
2012-04-30 11:33 ` [PATCH 06/14] MIPS: add clkdev.h John Crispin
2012-04-30 11:33 ` [PATCH 07/14] MIPS: remove unused prototype kgdb_config John Crispin
2012-04-30 11:33 ` [PATCH 08/14] MIPS: lantiq: clear all irqs properly on boot John Crispin
2012-04-30 23:01   ` Sergei Shtylyov
2012-05-01  6:37     ` John Crispin
2012-04-30 11:33 ` [PATCH 09/14] MIPS: lantiq: enable oprofile support on lantiq targets John Crispin
2012-04-30 11:33 ` [PATCH 10/14] MIPS: lantiq: add ipi handlers to make vsmp work John Crispin
2012-04-30 11:33 ` [PATCH 11/14] MIPS: lantiq: fix early printk John Crispin
2012-04-30 11:33 ` [PATCH 12/14] MIPS: lantiq: fix cmdline parsing John Crispin
2012-04-30 11:33 ` [PATCH 13/14] MIPS: lantiq: add xway soc ids John Crispin
2012-04-30 11:33 ` [PATCH 14/14] MIPS: lantiq: cleanup reset code John Crispin

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