Re: [REGRESSION] Out of memory error: unable to boot on imx8mp/imx8mm

[Francesco Dolcini <francesco@dolcini.it>]

On Tue, Dec 17, 2024 at 12:37:38AM +0530, Sughosh Ganu wrote:
> On Tue, 17 Dec 2024 at 00:33, Francesco Dolcini <francesco@dolcini.it> wrote:
> >
> > Hello,
> >
> > On Mon, Dec 16, 2024 at 11:28:42AM -0300, João Paulo Gonçalves wrote:
> > > Hi Sughosh,
> > >
> > > > Can you show the output of bdinfo. And also print the value of ram_top
> > > > while booting the board.
> > > >
> > >
> > > Below are ram_top and bdinfo:
> >
> > We briefly discussed this off list, what is likely happen is that our
> > heap is after 0xFFFFFFFF, or said in a simpler way in the 64-bit address
> > space, while ram top is at the 4GB boundary.
> >
> > The solution seems to either move the heap down or move ram top up.
> 
> I am not sure I understand. Isn't the heap memory part of the U-Boot
> image, meaning it will always be below the ram_top? How do you have
> this configuration where the heap is above ram_top? Can you point me
> to the code where the heap is getting set above ram_top.

I just guessed this, I might be plain wrong. I assume some malloc is failing,
maybe Joao can confirm.

Francesco