From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sricharan R Date: Wed, 4 Sep 2013 14:37:41 +0530 Subject: [U-Boot] SPL binary too large for OMAP4460 OCM In-Reply-To: <5226F79D.8040907@gmail.com> References: <5226E1DC.8010909@gmail.com> <5226F2D6.6050908@ti.com> <5226F5AE.5070903@ti.com> <5226F79D.8040907@gmail.com> Message-ID: <5226F85D.2060708@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Wednesday 04 September 2013 02:34 PM, bin4ry wrote: > Am 04.09.2013 10:56, schrieb Sricharan R: >> On Wednesday 04 September 2013 02:18 PM, Michael Trimarchi wrote: >>> Hi >>> >>> On Wed, Sep 4, 2013 at 10:44 AM, Sricharan R wrote: >>>> On Wednesday 04 September 2013 01:01 PM, bin4ry wrote: >>>>> Hi everybody, >>>>> >>>>> I need to add functionality to the SPL code. I tried to implement in a >>>>> memory-saving way, however, the SPL is about 45 kB after compilation. To >>>>> get compilation working, I had to set CONFIG_SPL_MAX_SIZE to (45 * >>>>> 1024). Now, the SPL as well as u-boot won't boot. After the device' >>>>> (PandaBoard ES - OMAP4460) reset, nothing happens regarding it's output >>>>> on terminal. >>>>> >>>>> My question: is it theoretically possible to to establish a successfully >>>>> booting SPL with ~45 kB in size for this device? The device' >>>>> on-chip-memory is 56kB so it could fit in there. If so, what needs to be >>>>> configured / tuned to get it working? Are there any other features I >>>>> could omit from the binary to make it smaller? >>>>> >>>>> Thanks a lot, >>>>> -b >>>>> _______________________________________________ >>>>> U-Boot mailing list >>>>> U-Boot at lists.denx.de >>>>> http://lists.denx.de/mailman/listinfo/u-boot >>>>> >>>> Do you have a Secure device or GP ? >>>> >>> if it is Pandaboard? No he has not. I have increased up to 40Kb and it >>> works with serial boot and >>> sdcard/emmc boot. >> Sorry i missed to read PANDA. So it is anyways GP. >> and you changed the CONFIG_SPL_TEXT_BASE as well right ? >> >> Regards, >> Sricharan > First off, sorry for double-posting to this list. > > No, the PandaBoard is no HS but a GP device. > > This is my configuration: > > /* Defines for SPL */ > #define CONFIG_SPL > #define CONFIG_SPL_TEXT_BASE 0x40303000 > #define CONFIG_SPL_MAX_SIZE (45 * 1024) > #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK > > The MLO binary has 46094 Bytes. Actually I should have enough space > (from 0x40300000 - 0x4030bfff -> ~49 kB). However, the device does not > start. Right now I am reviewing the code to check, whether it is because > of the code and not because of the size that makes u-boot does not start. Can you try by setting CONFIG_SPL_TEXT_BASE 0x40300350 ? Regards, Sricharan