From: Grant Likely <glikely@gmail•com>
To: Kishore Devireddy <kishorekrd@gmail•com>
Cc: linuxppc-embedded@ozlabs•org
Subject: Re: MPC8245 custom board, Linux 2.4 kernel hangs after uncompressing
Date: Fri, 22 Apr 2005 08:03:44 -0600 [thread overview]
Message-ID: <528646bc050422070366d2851f@mail.gmail.com> (raw)
In-Reply-To: <2cf2641f0504201800556805d2@mail.gmail.com>
On 4/20/05, Kishore Devireddy <kishorekrd@gmail•com> wrote:
> Hi
>=20
> I am trying to run Embedded linux (ELDK) (2.4 kerenl) on a custom powerpc=
board,
> which is similar to Artis A3000 board. This board has
> mpc8245(XPC8245LZY266B), natsemi 83815 ethernet, 4MB intel e28f320
> flash, 16MB winbond w986432DH-6 SDRAM. So I configured and compiled
> U-boot for A3000 borad. U-boot worked on my board also. Next I
> compiled ELDK 3.0 for Sandpoint 8245 board and copied to flash. But
> linux hangs after uncompressing
>=20
> U-Boot 1.1.2 (Apr 14 2005 - 00:02:29)
>=20
> CPU: MPC8245 Revision 1.2 at 249.999 MHz: 16 kB I-Cache 16 kB D-Cache
> Board: A3000 Local Bus at 99.999 MHz
> I2C: ready
> DRAM: 16 MB
> FLASH: Get flash bank 0 @ 0xffc00000
> Manuf. ID @ 0xff800000: 0x00000089
> Device ID @ 0xff800001: 0x00000016
> ## Flash bank 0 at 0xffc00000 sizes: 0x00400000
> protect monitor fff00000 @ 40000
> protect environtment fffc0000 @ 20000
> ## Final Flash bank sizes: 00400000
> 4 MB
> 00 13 100b 0020 0200 ff
> In: serial
> Out: serial
> Err: serial
> Net: natsemi: EEPROM contents:
> ffff ffff ffff ffff ffff ffff ffff ffff ffff ffff ffff ffff
> dp83815#0
> Warning: dp83815#0 MAC addresses don't match:
> Address in SROM is FF:FF:FF:FF:FF:FF
> Address in environment is 00:40:05:B0:F1:BA
>=20
> A3000> tftpboot 400000 uImage.eldk
> Using dp83815#0 device
> TFTP from server 192.168.1.124; our IP address is 192.168.1.54
> Filename 'uImage.eldk'.
> Load address: 0x400000
> Loading: ################################################################=
#
> #################################################################
> ###################
> done
> Bytes transferred =3D 757926 (b90a6 hex)
> A3000> bootm
> ## Booting image at 00400000 ...
> Image Name: Linux-2.4.25
> Image Type: PowerPC Linux Kernel Image (gzip compressed)
> Data Size: 757862 Bytes =3D 740.1 kB
> Load Address: 00000000
> Entry Point: 00000000
> Verifying Checksum ... OK
> Uncompressing Kernel Image ... OK
>=20
> nothing happens after this until I reboot the board. I read u-boot FAQ
> and configured bd_info structure same for both u-boot and Linux. I
> found that CFG_IMMR is not applicable to MPC8245. I also used
> clocks_in_mhz variable also before loading Linux. I am stuck here.
> Could you please let me know what should I do next?
Quick check; Try 'printenv' in u-boot. Make sure that 'bootargs'
specifies a console. ie "bootargs=3Dconsole=3DttyS0,115200 root=3D/dev/nfs
..."
g.
next prev parent reply other threads:[~2005-04-22 14:03 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-21 1:00 MPC8245 custom board, Linux 2.4 kernel hangs after uncompressing Kishore Devireddy
2005-04-22 14:03 ` Grant Likely [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-04-21 5:52 Linuxppc-embedded Digest, Vol 8, Issue 56 Atit_Shah
2005-04-21 7:19 ` MPC8245 custom board, Linux 2.4 kernel hangs after uncompressing Sam Song
2005-04-21 7:46 ` Eugene Surovegin
2005-04-21 10:23 ` Wolfgang Denk
2005-04-21 22:53 ` Kishore Devireddy
2005-04-21 8:45 Atit_Shah
2005-04-21 9:58 Sam Song
2005-04-21 10:03 Sam Song
2005-04-22 2:30 Sam Song
2005-04-22 15:36 ` Mark A. Greer
2005-04-22 4:28 Atit_Shah
2005-04-22 5:35 ` Sam Song
2005-04-29 20:54 ` Kishore Devireddy
2005-04-22 6:20 Atit_Shah
2005-04-22 6:49 Sam Song
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