From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2] malloc_simple: Add support for switching to DRAM heap
Date: Tue, 15 Sep 2015 11:04:24 -0400 [thread overview]
Message-ID: <20150915150424.GE26226@bill-the-cat> (raw)
In-Reply-To: <1442240961-14177-1-git-send-email-hdegoede@redhat.com>
On Mon, Sep 14, 2015 at 04:29:21PM +0200, Hans de Goede wrote:
> malloc_simple uses a part of the stack as heap, initially it uses
> SYS_MALLOC_F_LEN bytes which typically is quite small as the initial
> stacks sits in SRAM and we do not have that much SRAM to work with.
>
> When DRAM becomes available we may switch the stack from SRAM to DRAM
> to give use more room. This commit adds support for also switching to
> a new bigger malloc_simple heap located in the new stack.
>
> Note that this requires spl_init to be called before spl_relocate_stack_gd
> which in practice means that spl_init must be called from board_init_f.
>
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
--
Tom
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prev parent reply other threads:[~2015-09-15 15:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-14 14:29 [U-Boot] [PATCH v2] malloc_simple: Add support for switching to DRAM heap Hans de Goede
2015-09-15 15:04 ` Tom Rini [this message]
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