[U-Boot] Disable phy in application init

2018-11-27 Thread Zvi Vered
Hello,

Upon 'ping', u-boot is trying to initialize PHY.
In my case, the PHY is initialized by external hardware, not by MDC\MDIO.
In menuconfig, there is no option to exclude CONFIG_PHYLIB

-*- Ethernet PHY

How should I modify u-boot so that the CPU will not try to initialize PHY ?

Thank you,
Zvika
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[U-Boot] Creating of ramdisk image causes: No space left on device

2018-07-07 Thread Zvi Vered
Hello,

I'm using u-boot for xilinx zcu102.
In order to create ramdisk image I used the command:
genextfs -d $ROOTFS -b 65536 -D rootfs_devices.tab ramdisk

But during linux boot, linux writes many message:
mdev: can't create '': No space left on device

I tried to use 262144 instead of 65536 and also changed
CONFIG_BLK_DEV_RAM_SIZE in kernel configuration to 262144

But the errors were not resolved.

The output of df:
Filesystem   1K-blocks  Used Available  Use%   Mounted on
/dev/root.old 261919   59492  176213 25% /
/tmpfs   2025516 0  2025516   0%
/dev/shm
tmpfs2025516 0  2025516   0%
/mnt/ramdisk

Can you please help ?

Thank you,
Zvika
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[U-Boot] Encryption of FIT image

2016-11-10 Thread Zvi Vered
Hello,

Can you tell if this is possible ? How ?

Thank you,
Zvika Vered
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[U-Boot] Booting ELF image of Integrity on p2041rdb using u-boot

2013-06-07 Thread Zvi Vered

Hello,

According to README in /board/freescale/p2041rdb there are 2 files I 
should burn except uboot.bin:


rcw.bin
ucode.bin

I tried to google those file names and found nothing.

1. Can you tell (a link will be great) what is the purpose of those files ? 
How should I create them ?


Using u-boot I want to launch an ELF image of Integrity O.S from the NOR 
flash.


2. Are there any preconditions (h.w initializations in u-boot) for doing 
this ?


3. Should I use the device tree (p2041rdb.dtb) for booting Integrity ?

Thank you in advance for your reply.
Keep on the great work with u-boot !!!

Best regards,
Zvika

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[U-Boot] u-boot for x86 Core2Duo target

2011-02-18 Thread Zvi Vered
Hello,

I'm using u-boot on PPC405 (ML405) for about 3 years.

It is a great boot loader !

On my next project, the target is Core2Duo (AMPRO's COM840).

Is it a wise decision to use u-boot on this target ?
I prefare u-boot over grub or vxworks bootloader because it has many 
features.

If I understand correctly, sc520 is the only x86 target supported.

Is it a huge project to port it to another x86 target that has a different 
ethernet controller ?

The u-boot image is loader by the BIOS from compact flash via SATA.

What is the procedure for writing u-boot image on this flash ?

Thanks. 

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[U-Boot] u-boot for P2020-RDB

2010-12-15 Thread Zvi Vered
Hello,

I built u-boot-2010.09 for Freescale's P2020-RDB.

It works great !!!

The setup I used for SW4 is according to the startup guide. SW4[7] is on.

When SW4[7] is off u-boot hangs. It means:

boot sequencer enabled and configuration information loaded from I2C ROM. A
valid ROM must be present. If not the card will hang.

I do not need the I2C ROM but for some reason, vxWorks 6.8 needs it. I'm
using u-boot to download vxWorks via tftp and run it (using bootelf)

What does u-boot hangs when SW4[7] is off ?
What should this I2C ROM contain ?
How can I flash this ROM ?

According to the manual, this board contains I2C ROM.

Thanks,
Zvika Vered 

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[U-Boot] u-boot for P2020-RDP

2010-12-14 Thread Zvi Vered
Hello,

I built u-boot-2010.09 for Freescale's P2020-RDB.

It works great !!!

The setup I used for SW4 is according to the startup guide. SW4[7] is on.

When SW4[7] is off u-boot hangs. It means:

boot sequencer enabled and configuration information loaded from I2C ROM. A 
valid ROM must be present. If not the card will hang.

I do not need the I2C ROM but for some reason, vxWorks 6.8 needs it. I'm 
using u-boot to download vxWorks via tftp and run it (using bootelf)

What does u-boot hangs when SW4[7] is off ?
What should this I2C ROM contain ?
How can I flash this ROM ?

According to the manual, this board contains I2C ROM.

Thanks,
Zvika Vered 

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[U-Boot] Booting X86 using uboot

2009-05-17 Thread Zvi Vered
Hello,

Is it possible to boot an X86 machine (with ATOM or Core2Duo) using uboot ?

If yes, how uboot is loaded to the master boot record of the disk from which 
the machine is booted ?

What file in include/configs fits to x86 board ?

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