Net boot problem of patch-2.6.14-rt12 on Powerpc board

From: Shifu Xu
Date: Wed Nov 16 2005 - 18:18:05 EST


When I tried to boot linux 2.6.14 with patch-2.6.14-rt12 applied on mvme2100 board, dhcp just didn't work:

Linux version 2.6.14-rt12 () (gcc version 3.4.2) #7 PREEMPT Tue Nov 15 16:01:11 CST 2005
Platform: Motorola MVME2100
Real-Time Preemption Support (C) 2004-2005 Ingo Molnar
Built 1 zonelists
Kernel command line: console=ttyS0,9600 ip=dhcp
WARNING: experimental RCU implementation.
PID hash table entries: 256 (order: 8, 4096 bytes)
time_init: decrementer frequency = 16.666767 MHz
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory: 30444k available (1448k kernel code, 440k data, 116k init, 0k highmem)
Mount-cache hash table entries: 512
NET: Registered protocol family 16
PCI: Probing PCI hardware
Generic RTC Driver v1.07
Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled
ttyS0 at MMIO 0x0 (irq = 29) is a 16550A
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered
Linux Tulip driver version 1.1.13 (May 11, 2002)
tulip0: EEPROM default media type Autosense.
tulip0: Index #0 - Media MII (#11) described by a 21142 MII PHY (3) block.
tulip0: MII transceiver #8 config 1000 status 7809 advertising 01e1.
eth0: Digital DS21143 Tulip rev 65 at febfef80, 00:01:AF:09:0D:EA, IRQ 17.
NET: Registered protocol family 2
IP route cache hash table entries: 512 (order: -1, 2048 bytes)
TCP established hash table entries: 2048 (order: 5, 139264 bytes)
TCP bind hash table entries: 2048 (order: 5, 131072 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
TCP bic registered
NET: Registered protocol family 1
NET: Registered protocol family 17
Sending DHCP requests .<6>eth0: Setting half-duplex based on MII#8 link partner capability of 0021.
..... timed out!
IP-Config: Retrying forever (NFS root)...
Sending DHCP requests .<6>eth0: Setting half-duplex based on MII#8 link partner capability of 0021.
..... timed out!

When the patch is not applied, it works.


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