From: LABBE Corentin <clabbe@baylibre.com>
To: u-boot@lists.denx.de
Subject: [PATCH v3 0/3] Ethernet support for Raspberry Pi 4
Date: Mon, 3 Feb 2020 10:50:07 +0100 [thread overview]
Message-ID: <20200203095007.GB4164@Red> (raw)
In-Reply-To: <20200127120616.73342ed4@donnerap.cambridge.arm.com>
On Mon, Jan 27, 2020 at 12:06:16PM +0000, Andre Przywara wrote:
> On Mon, 27 Jan 2020 12:50:16 +0100
> LABBE Corentin <clabbe@baylibre.com> wrote:
>
> Hi,
>
> > On Mon, Jan 27, 2020 at 04:27:03PM +0530, Amit Tomer wrote:
> > > Hi,
> > >
> > > > The kernel panic just after with "OF: reserved mem: failed to allocate memory for node 'linux,cma'" but that's another story.
> > >
> > > But this comes even without having Ethernet patches and when one use
> > > booti instead of bootefi, right ?
> > >
> >
> > So booti is unsupported on rpi 4 ?
>
> It should be supported, but apparently there is some bug. I guess it's about not properly reserving memory used by the armstub/ATF. Do you use the embedded RPi foundation armstub or ATF (do you have an "armstub=..." line in config.txt)?
>
> I will try take a look at this later.
>
> > I need to set a ramdisk and bootefi dont support that.
>
> Try "initrd=<filename>" on the kernel command line.
> This is actually an EFI stub feature, the EFI command line is parsed by this pre-kernel code, which filters for initrd= and loads the initrd using the UEFI API (implemented by U-Boot).
> So the initrd has to live on the EFI system partition, which means you can't load it easily via TFTP :-(
> More details here: https://www.kernel.org/doc/html/latest/admin-guide/efi-stub.html#the-initrd-option
>
> Cheers,
> Andre
Just for more information, the official kernel from rpi also panic when booted with booti.
[ 0.000000] Linux version 4.19.80 (oe-user at oe-host) (gcc version 8.2.0 (GCC)) #1 SMP PREEMPT Mon Jan 13 16:34:20 UTC 2020
[ 0.000000] Machine model: Raspberry Pi 4 Model B
[ 0.000000] earlycon: uart0 at MMIO32 0x00000000fe215040 (options '')
[ 0.000000] bootconsole [uart0] enabled
[ 0.000000] efi: Getting EFI parameters from FDT:
[ 0.000000] efi: UEFI not found.
[ 0.000000] cma: Failed to reserve 8 MiB
[ 0.000000] Kernel panic - not syncing: ERROR: Failed to allocate 0x0000000000001000 bytes below 0x0000000000000000.
Regards
prev parent reply other threads:[~2020-02-03 9:50 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-27 1:14 [PATCH v3 0/3] Ethernet support for Raspberry Pi 4 Andre Przywara
2020-01-27 1:14 ` [PATCH v3 1/3] net: Add support for Broadcom GENETv5 Ethernet controller Andre Przywara
2020-01-27 1:14 ` [PATCH v3 2/3] rpi4: Update memory map to accommodate scb devices Andre Przywara
2020-01-27 1:14 ` [PATCH v3 3/3] rpi4: Enable GENET Ethernet controller Andre Przywara
2020-01-27 10:09 ` [PATCH v3 0/3] Ethernet support for Raspberry Pi 4 LABBE Corentin
2020-01-27 10:57 ` Amit Tomer
2020-01-27 11:50 ` LABBE Corentin
2020-01-27 12:06 ` Andre Przywara
2020-01-27 13:15 ` LABBE Corentin
2020-01-28 22:21 ` Jaehoon Chung
2020-01-29 8:04 ` Matthias Brugger
2020-02-03 9:48 ` LABBE Corentin
2020-02-17 11:37 ` Jaehoon Chung
2020-02-18 2:13 ` Jaehoon Chung
2020-02-18 9:59 ` LABBE Corentin
2020-02-03 9:50 ` LABBE Corentin [this message]
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