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From: sughosh ganu <urwithsughosh@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] BSS footprint of FAT very high - SPL issues
Date: Thu, 3 Feb 2011 12:19:13 +0530	[thread overview]
Message-ID: <AANLkTik6Q6gRXfj_mvP4+m=tpyDD3uePnN28MUyJAaTs@mail.gmail.com> (raw)
In-Reply-To: <4D4963D6.3020505@ti.com>

hi Aneesh,

On Wed, Feb 2, 2011 at 7:31 PM, Aneesh V <aneesh@ti.com> wrote:

> Yes. These are variables that otherwise would go to BSS. I do this
> because I need them before SDRAM initialization. One of this is the gd
> structure. I allocate gd structure in .data that is in IRAM.
> Why I need gd before SDRAM? Because I try to initialize serial console
> as early as possible and this code has some reference to gd.
>

I had added serial console support in my nand_spl code for the hawkboard
port(referring existing FSL boards). I think the serial console can be
initialised using NS16550_init, which does not access any gd variable. This
is assuming that you can use the ns16550 serial driver :)

-sughosh

  parent reply	other threads:[~2011-02-03  6:49 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-01  5:23 [U-Boot] BSS footprint of FAT very high - SPL issues Aneesh V
2011-02-01  6:52 ` Bedia, Vaibhav
2011-02-01  7:58   ` Wolfgang Denk
2011-02-01  8:26   ` Aneesh V
2011-02-01  8:35     ` Bedia, Vaibhav
2011-02-01 10:05       ` Wolfgang Denk
2011-02-01 10:18         ` Bedia, Vaibhav
2011-02-01 10:48           ` Albert ARIBAUD
2011-02-01 12:43             ` Bedia, Vaibhav
2011-02-01 13:27               ` Wolfgang Denk
2011-02-01 10:53     ` Albert ARIBAUD
2011-02-11 21:16     ` Ulf Samuelsson
2011-02-11 22:15       ` Wolfgang Denk
2011-09-13 21:40         ` Ulf Samuelsson
2011-09-28 20:28           ` Wolfgang Denk
2011-02-12  6:13       ` Aneesh V
2011-02-01  7:04 ` Albert ARIBAUD
2011-02-01  7:11   ` Albert ARIBAUD
2011-02-01  8:00     ` Wolfgang Denk
2011-02-01  8:27     ` Aneesh V
2011-02-01  7:55 ` Wolfgang Denk
2011-02-01  8:18   ` Aneesh V
2011-02-01  8:48     ` Bedia, Vaibhav
2011-02-01 10:03     ` Wolfgang Denk
2011-02-02 13:17       ` Aneesh V
2011-02-02 13:37         ` Albert ARIBAUD
2011-02-02 14:01           ` Aneesh V
2011-02-02 15:14             ` Albert ARIBAUD
2011-02-03 10:38               ` Aneesh V
2011-02-05  6:58                 ` Albert ARIBAUD
2011-02-11  6:28                   ` Aneesh V
2011-02-11  6:39                     ` Albert ARIBAUD
2011-02-11  6:57                       ` Aneesh V
2011-02-11  8:15                         ` Albert ARIBAUD
2011-02-11  8:27                           ` Aneesh V
2011-02-02 21:01             ` Graeme Russ
2011-02-03  7:01               ` Aneesh V
2011-02-03 10:05                 ` Graeme Russ
2011-02-03  6:49             ` sughosh ganu [this message]
2011-02-03  7:22               ` Aneesh V
2011-02-15  8:44 ` Mike Frysinger

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