From: Aneesh V <aneesh@ti.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] BSS footprint of FAT very high - SPL issues
Date: Thu, 03 Feb 2011 12:52:52 +0530 [thread overview]
Message-ID: <4D4A57CC.1080807@ti.com> (raw)
In-Reply-To: <AANLkTik6Q6gRXfj_mvP4+m=tpyDD3uePnN28MUyJAaTs@mail.gmail.com>
Hello Sughosh,
On Thursday 03 February 2011 12:19 PM, sughosh ganu wrote:
> hi Aneesh,
>
> On Wed, Feb 2, 2011 at 7:31 PM, Aneesh V <aneesh@ti.com
> <mailto: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 :)
Thanks for the input. Yes, we are using ns16550 driver.
However, I would still need gd because it is getting used
in other places like the mmc driver that I have to use in the SPL.
Best regards,
Aneesh
next prev parent reply other threads:[~2011-02-03 7:22 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
2011-02-03 7:22 ` Aneesh V [this message]
2011-02-15 8:44 ` Mike Frysinger
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