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From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v3] Add support for MINI2440 (s3c2440). Documentation about the product can be found on: http://www.friendlyarm.net/products/mini2440
Date: Sat, 21 Apr 2012 12:39:33 +0200	[thread overview]
Message-ID: <201204211239.33573.marex@denx.de> (raw)
In-Reply-To: <CA+E=qVfCBjsDN3XhTj8=P_Z1Jzg1hbcHvYPNgZZuSVkGiiP=AA@mail.gmail.com>

Dear Vasily Khoruzhick,

> 2012/4/21 Ilya Averyanov <averyanovin+uboot@gmail.com>:
> > No have problem.
> > Available only if you boot from NOR flash.
> > If you boot from the NAND 4kb of SRAM (steppingstone) not available.
> 
> For NAND boot it's mapped at 0x0
> For NOR boot it's mapped at 0x40000000
> 
> NAND controller uses it for booting purpose, but anyway for SPL we
> should fit code into
> 4k (hardware limitation), so I think using assembly here for SDRAM init is
> OK.

Now you claim that you can use SRAM for stack in all possible cases damnit. So 
there is not even a need for locking cache lines. So use the SRAM and be done 
with it.

> Regards
> Vasily

Best regards,
Marek Vasut

  reply	other threads:[~2012-04-21 10:39 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-16 17:46 [U-Boot] Add support for Mini2440 Gabriel Huau
2012-04-17 20:09 ` [U-Boot] [PATCH V2] " Gabriel Huau
     [not found]   ` <1334694802-4881-1-git-send-email-contact@huau-gabriel.fr>
2012-04-17 20:45     ` [U-Boot] [PATCH v2] Add support for MINI2440 (s3c2440). Documentation about the product can be found on: http://www.friendlyarm.net/products/mini2440 Marek Vasut
2012-04-19 19:25 ` [U-Boot] [PATCH v3] " Gabriel Huau
2012-04-19 20:08   ` Marek Vasut
2012-04-19 20:16     ` Gabriel Huau
2012-04-19 20:45       ` Marek Vasut
2012-04-19 21:33         ` Gabriel Huau
2012-04-19 22:22           ` Marek Vasut
2012-04-20  7:19             ` Ilya Averyanov
2012-04-20  9:11               ` Marek Vasut
2012-04-20 13:35                 ` Ilya Averyanov
2012-04-20 14:08                   ` Marek Vasut
2012-04-20 14:30                     ` Ilya Averyanov
2012-04-20 14:35                       ` Ilya Averyanov
2012-04-20 16:17                         ` Marek Vasut
2012-04-20 17:17                           ` Ilya Averyanov
2012-04-20 19:11                             ` Marek Vasut
2012-04-23 20:36                             ` Wolfgang Denk
2012-04-20 19:18                           ` Vasily Khoruzhick
2012-04-20 20:03                             ` Marek Vasut
2012-04-20 22:51                               ` Ilya Averyanov
2012-04-20 23:07                                 ` Marek Vasut
2012-04-21  7:35                                   ` Vasily Khoruzhick
2012-04-23 20:43                                     ` Wolfgang Denk
2012-04-20 23:30                                 ` [U-Boot] [PATCH v3] Add support for MINI2440 (s3c2440) Gabriel Huau
2012-04-21  4:09                                   ` Ilya Averyanov
2012-04-21  9:00                                   ` Vasily Khoruzhick
2012-04-21  7:42                                 ` [U-Boot] [PATCH v3] Add support for MINI2440 (s3c2440). Documentation about the product can be found on: http://www.friendlyarm.net/products/mini2440 Vasily Khoruzhick
2012-04-21 10:39                                   ` Marek Vasut [this message]
2012-04-21 12:33                                   ` Ilya Averyanov
2012-04-21 13:19                                     ` Marek Vasut
2012-04-23 13:40                                       ` Ilya Averyanov
2012-04-23 14:07                                         ` Marek Vasut
2012-04-23 14:27                                           ` Ilya Averyanov
2012-04-23 15:25                                             ` Marek Vasut
2012-04-23 20:39                             ` Wolfgang Denk
2012-04-20 16:16                       ` Marek Vasut
2012-04-19 21:37         ` Ilya Averyanov
2012-04-19 22:23           ` Marek Vasut
2012-04-19 22:30             ` Graeme Russ
2012-04-19 22:22   ` Graeme Russ

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