[U-Boot] Simple Malloc Breaks omap3_logic

[Tom Rini]

On Tue, Mar 07, 2017 at 04:02:22PM -0600, Adam Ford wrote:
> On Wed, Feb 15, 2017 at 7:23 AM, Adam Ford <aford173 at gmail.com> wrote:
> > On Tue, Feb 14, 2017 at 4:07 PM, Tom Rini <trini at konsulko.com> wrote:
> >> On Tue, Feb 14, 2017 at 03:56:43PM -0600, Adam Ford wrote:
> >>> On Feb 14, 2017 3:10 PM, "Tom Rini" <trini at konsulko.com> wrote:
> >>>
> >>> On Tue, Feb 14, 2017 at 03:03:44PM -0600, Adam Ford wrote:
> >>>
> >>> > Tom,
> >>> >
> >>> > I noticed there was an update to the omap3_logic_defconfig to use Simple
> >>> Malloc
> >>> >
> >>> > http://git.denx.de/?p=u-boot.git;a=commit;h=0959649dc6d9e6a371617abd3b0363
> >>> 0c5d4d5a72
> >>> >
> >>> >
> >>> > I didn't see anything in my inbox indicating the patch, I only noticed
> >>> > it because I pulled the latest from the trunk.  Unfortunately, this
> >>> > patch breaks the board.
> >>> >
> >>> > (ie. MLO doesn't load U-Boot)
> >>> >
> >>> > See Log:
> >>> >
> >>> > U-Boot SPL 2017.03-rc2-00008-g2ebb842-dirty (Feb 14 2017 - 14:54:59)
> >>> > Trying to boot from MMC1
> >>> > reading args
> >>> > spl_load_image_fat_os: error reading image args, err - -1
> >>> > reading u-boot.img
> >>> > reading u-boot.img
> >>> >
> >>> > (then it just hangs)
> >>> >
> >>> > Removing this line from the defconfig returns the board to a functional
> >>> state.
> >>> >
> >>> > Is there an alternative that we can explore to give you what you need?
> >>> >
> >>> > I am able to build with gcc version 5.4.0 , but I can help you do some
> >>> > testing if you need.
> >>>
> >>> Oh, sorry, I thought I had made sure to copy all of the required logic
> >>> to have simple malloc work.  I think it's highly likely I forgot to make
> >>> sure that CONFIG_SYS_MALLOC_F_LEN is also set and that's why it all went
> >>> south.  Sorry again!
> >>>
> >>>
> >>> That's OK, I just hope I can be included in changes so I can test them. I
> >>> do appreciate the help in making the code and user experience better.
> >>>
> >>> Can you send me an updated patch so I can test your change?
> >>
> >> Try this please:
> >> diff --git a/configs/omap3_logic_defconfig b/configs/omap3_logic_defconfig
> >> index fe762c0a6b04..9d1304f08e49 100644
> >> --- a/configs/omap3_logic_defconfig
> >> +++ b/configs/omap3_logic_defconfig
> >> @@ -1,5 +1,6 @@
> >>  CONFIG_ARM=y
> >>  CONFIG_OMAP34XX=y
> >> +CONFIG_SYS_MALLOC_F_LEN=0x2000
> >>  CONFIG_TARGET_OMAP3_LOGIC=y
> >>  CONFIG_SYS_EXTRA_OPTIONS="NAND"
> >>  CONFIG_SYS_CONSOLE_INFO_QUIET=y
> >>
> >
> 
> Tom,
> 
> I am not sure what you're trying to fix here, but I looked at other
> OMAP3 and AM3X boards, but they don't have either the config options
> you are proposing.  Even with both sets of config options, the board
> fails to boot.
> 
> I did look at the some of the other TI boards, and they have some SPL
> related memory allocation settings.
> 
> If I perform the following, I can get my board to boot, but since I am
> not sure what you're trying to fix, I am not sure if it helps your
> issue.
> 
> 
> --- a/configs/omap3_logic_defconfig
> +++ b/configs/omap3_logic_defconfig
> @@ -5,9 +5,10 @@ CONFIG_SYS_EXTRA_OPTIONS="NAND"
>  CONFIG_SYS_CONSOLE_INFO_QUIET=y
>  CONFIG_VERSION_VARIABLE=y
>  CONFIG_SPL=y
> -CONFIG_SPL_SYS_MALLOC_SIMPLE=y
>  CONFIG_SPL_MTD_SUPPORT=y
>  CONFIG_SPL_OS_BOOT=y
> +CONFIG_SPL_STACK_R_ADDR=0x82000000
> +CONFIG_SPL_STACK_R=y
>  CONFIG_HUSH_PARSER=y
>  CONFIG_SYS_PROMPT="OMAP Logic # "
>  CONFIG_CMD_BOOTZ=y
> 
> Do those options make any sense?  I'd like to get this resolved before
> the 2017.03 release comes as of right now, the stuff in the trunk does
> not boot my board.

Please submit this as a proper patch and I'll make sure it still fits in
size wise everywhere, thanks!

-- 
Tom
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