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Groups > linux.kernel > #1420237
| From | Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2 01/17] sh: Add sh-specific early_init_dt_reserve_memory_arch |
| Date | 2016-06-12 13:30 +0200 |
| Message-ID | <rJbKy-825-21@gated-at.bofh.it> (permalink) |
| References | <rJ7xf-5js-3@gated-at.bofh.it> <rJ7xg-5js-37@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 6/12/2016 9:54 AM, Yoshinori Sato wrote:
> sh used P1 address space in early device tree.
> So need convert P1 to physical address before reserve memory.
>
> Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
> ---
> arch/sh/boards/of-generic.c | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/arch/sh/boards/of-generic.c b/arch/sh/boards/of-generic.c
> index 57d45dc..fe2d917 100644
> --- a/arch/sh/boards/of-generic.c
> +++ b/arch/sh/boards/of-generic.c
[...]
> @@ -203,3 +204,14 @@ static int __init sh_of_device_init(void)
> return 0;
> }
> arch_initcall_sync(sh_of_device_init);
> +
> +int __init early_init_dt_reserve_memory_arch(phys_addr_t base,
> + phys_addr_t size, bool nomap)
> +{
> + if (nomap)
> + return memblock_remove(base, size);
> +
> + if (base >= P1SEG)
> + base = base & ~P1SEG;
base &= ~P1SEG;
> + return memblock_reserve(base, size);
> +}
MBR, Sergei
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[PATCH v2 00/17] sh: LANDISK convert to device tree Yoshinori Sato <ysato@users.sourceforge.jp> - 2016-06-12 09:00 +0200
[PATCH v2 10/17] sh: convert generic drivers framework Yoshinori Sato <ysato@users.sourceforge.jp> - 2016-06-12 09:00 +0200
Re: [PATCH v2 10/17] sh: convert generic drivers framework Geert Uytterhoeven <geert@linux-m68k.org> - 2016-06-13 10:10 +0200
[PATCH v2 11/17] sh: SH7750/51 clock driver Yoshinori Sato <ysato@users.sourceforge.jp> - 2016-06-12 09:00 +0200
Re: [PATCH v2 11/17] sh: SH7750/51 clock driver Geert Uytterhoeven <geert@linux-m68k.org> - 2016-06-13 10:20 +0200
[PATCH v2 09/17] sh: Use GENERIC_IOMAP on device tree mode Yoshinori Sato <ysato@users.sourceforge.jp> - 2016-06-12 09:00 +0200
[PATCH v2 14/17] sh: SH3/4 Generic IRQCHIP driever Yoshinori Sato <ysato@users.sourceforge.jp> - 2016-06-12 09:00 +0200
[PATCH v2 14/17] sh: SH3/4 Generic IRQCHIP driever Yoshinori Sato <ysato@users.sourceforge.jp> - 2016-06-12 09:50 +0200
Re: [PATCH v2 14/17] sh: SH3/4 Generic IRQCHIP driever Rob Herring <robh@kernel.org> - 2016-06-15 00:20 +0200
[PATCH v2 13/17] sh: Add PCI definetion Yoshinori Sato <ysato@users.sourceforge.jp> - 2016-06-12 09:00 +0200
Re: [PATCH v2 13/17] sh: Add PCI definetion Geert Uytterhoeven <geert@linux-m68k.org> - 2016-06-13 10:10 +0200
[PATCH v2 01/17] sh: Add sh-specific early_init_dt_reserve_memory_arch Yoshinori Sato <ysato@users.sourceforge.jp> - 2016-06-12 09:00 +0200
Re: [PATCH v2 01/17] sh: Add sh-specific early_init_dt_reserve_memory_arch Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2016-06-12 13:30 +0200
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