Hello, Raj!
You wrote to "Roman Mashak" <mrv@xxxxxxxxxxxxx>; "Ralf Baechle"
<ralf@xxxxxxxxxxxxxx> on Wed, 31 May 2006 09:06:44 -0700:
RP> Yes. We are currently maintaining the Titan GE driver on "Sequoia"
RP> only in 2.6.x. The GE driver in Sequoia has been renamed to
RP> msp85xx_ge.c. We are in the process of generating a patchset to add
RP> support for Sequoia (MSP8510/MSP8520) in the Linux/MIPS 2.6 tree.
RP> Our most recent Linux 2.6 tree for Sequoia is available on our ftp site
RP> (ftp.pmc-sierra.com) under
RP> /pub/linux/2.6.12/linux-2.6.12-rc3_L002.tar.gz.
There are msp85x0_ge.[ch] in this tarball. And seems old code from
titan_ge.[ch] is still in used. Nevertheless kernel gets panic:
Linux version 2.6.12-rc3 (root@xxxxxxxxxxxxxxxxxxxxxxxx) (gcc version
3.3-mips64linux-031001) #1 Thu Jun 1 10:33:22 KST 2006
PMON reports memory size 256MB
cpu_clock set to 900000000
CPU revision is: 000034c1
FPU revision is: 00003420
PMC-Sierra Sequoia Board Setup
32-bit support
Determined physical RAM map:
memory: 20000000 @ 00000000 (usable)
Built 1 zonelists
Kernel command line: tftp://192.168.11.43/vmlinux root=/dev/nfs
nfsroot=192.168.11.43:/export/linux/mips-fs-be
ip=192.168.11.42:192.168.11.1::255.255.255.0::eth0
Unknown boot option `tftp://192.168.11.43/vmlinux': ignoring
Primary instruction cache 16kB, physically tagged, 4-way, linesize 32 bytes.
Primary data cache 16kB, 4-way, linesize 32 bytes.
Secondary cache size 256K, linesize 32 bytes.
Synthesized TLB refill handler (27 instructions).
Synthesized TLB load handler fastpath (39 instructions).
Synthesized TLB store handler fastpath (39 instructions).
Synthesized TLB modify handler fastpath (38 instructions).
PID hash table entries: 4096 (order: 12, 65536 bytes)
Using 450.000 MHz high precision timer.
Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
Memory: 515712k/524288k available (1623k kernel code, 8440k reserved, 372k
data, 356k init, 0k highmem)
CompactFlash ATA Support for PMC-Sierra Sequoia
<6>Internal UART Support for PMC-Sierra Sequoia
<7>Calibrating delay loop... 897.02 BogoMIPS (lpj=448512)
Mount-cache hash table entries: 512
Checking for 'wait' instruction... available.
NET: Registered protocol family 16
PCI: Failed to allocate mem resource #2:20000000@e0000000 for 0000:00:01.0
PCI: Failed to allocate mem resource #2:20000000@e8000000 for 0000:01:01.0
Generic RTC Driver v1.07
Serial: 8250/16550 driver $Revision: 1.1.1.1 $ 4 ports, IRQ sharing disabled
ttyS0 at MMIO 0x0 (irq = 0) is a 16550A
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered
loop: loaded (max 8 devices)
PMC-Sierra MSP85x0 10/100/1000 Ethernet Driver
Device Id : 206014, Version : 0
: port 0 with MAC address 00:e0:04:00:02:4e
Rx NAPI supported, Tx Coalescing ON
: port 1 with MAC address 00:e0:04:00:02:4f
Rx NAPI supported, Tx Coalescing ON
NET: Registered protocol family 2
IP: routing cache hash table of 4096 buckets, 32Kbytes
TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
TCP bind hash table entries: 65536 (order: 6, 262144 bytes)
TCP: Hash tables configured (established 131072 bind 65536)
NET: Registered protocol family 1
NET: Registered protocol family 17
Data bus error, epc == 802214d8, ra == 802214ac
Oops in arch/mips/kernel/traps.c::do_be, line 338[#1]:
Cpu 0
$ 0 : 00000000 90008000 9fc00840 9fc00840
$ 4 : 00000001 00000000 00000000 8036b97c
$ 8 : 00000000 801d8150 814df0f0 ffffffff
$12 : 00200200 00100100 0000ffff 8036b974
$16 : 9fc00000 816b5920 00000840 81690220
$20 : 0000003c 00000008 ffffffc0 00200000
$24 : 8036b97c 00000001
$28 : 80380000 80381df8 81690000 802214ac
Hi : 0006d7ff
Lo : f8164000
epc : 802214d8 alloc_skb+0x98/0xec Not tainted
ra : 802214ac alloc_skb+0x6c/0xec
Status: 90008002 KERNEL EXL
Cause : 0000801c
PrId : 000034c1
Modules linked in:
Process swapper (pid: 1, threadinfo=80380000, task=8037ab78)
Stack : 8010d6b0 8026e7e4 814e4e80 80369420 8169030c c01043b0 816b59c0
8021a044
0000001c 00180c01 00000000 00000000 c0000000 00000000 81690220
81690000
8034bc14 00000000 00000000 00000000 00000000 8021a608 803eb9c0
00000000
00000001 80381e68 18230458 80232598 81690000 00000000 00000000
81690220
8021a684 00100000 8021a16c 00000000 8021aaf8 8023743c 00000000
fb004000
...
Call Trace:
[<8010d6b0>] dma_map_single+0x5c/0x7c
[<8026e7e4>] fib_magic+0x114/0x144
[<8021a044>] msp85x0_ge_rx_task+0x74/0x174
[<8021a608>] xdma_config+0x1cc/0x22c
[<80232598>] rtnetlink_fill_ifinfo+0x474/0x57c
[<8021a684>] msp85x0_ge_port_start+0x1c/0x74
[<8021a16c>] msp85x0_port_init+0x28/0x80
[<8021aaf8>] msp85x0_eth_setup_tx_ring+0x80/0xc8
[<8023743c>] netlink_broadcast+0x29c/0x478
[<8021adf0>] msp85x0_ge_eth_open+0x114/0x250
[<8021af18>] msp85x0_ge_eth_open+0x23c/0x250
[<80219f14>] msp85x0_ge_open+0x30/0xec
[<80232b84>] rtmsg_ifinfo+0x80/0xf8
[<80232b58>] rtmsg_ifinfo+0x54/0xf8
[<80227d2c>] dev_open+0x64/0xd8
[<80227d98>] dev_open+0xd0/0xd8
[<8022d108>] dev_mc_upload+0x18/0x24
[<80229f28>] dev_change_flags+0x70/0x158
[<8019a84c>] proc_create+0x9c/0x100
[<80311fb8>] ic_open_devs+0x20c/0x3a4
[<8012a874>] msleep+0x48/0x5c
[<80313524>] ip_auto_config+0x64/0x30c
[<8030a7f8>] seqgen_init+0x10/0x20
[<8030a7f8>] seqgen_init+0x10/0x20
[<802f4828>] do_initcalls+0x50/0x100
[<802f4828>] do_initcalls+0x50/0x100
[<802f4908>] do_basic_setup+0x30/0x3c
[<801004ac>] init+0x3c/0x120
[<801035d0>] kernel_thread_helper+0x10/0x18
[<801035c0>] kernel_thread_helper+0x0/0x18
Code: ae30008c ac640000 8e220094 <ac400004> 8e230094 a4600008 8e220094
a440000a 8e230094
Kernel panic - not syncing: Attempted to kill init!
With best regards, Roman Mashak. E-mail: mrv@xxxxxxxxxxxxx
