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Date: Mon, 14 Jul 2008 11:16:53 +0300 From: Felix Radensky <felix@...edded-sol.com> To: Stefan Roese <sr@...x.de> CC: "Brandeburg, Jesse" <jesse.brandeburg@...el.com>, netdev@...r.kernel.org Subject: Re: e1000e "Detected Tx Unit Hang" Hi, Stefan I first tried linux-2.6-denx-0d541371126dc3598cfa45a17a0bf34a5757ad46, but e1000e driver failed to load since it was unable to perform ioremap(). So I switched to linux-2.6.26-rc from kernel.org . Below is boot log. CPU: AMCC PowerPC 460EX Rev. A at 600 MHz (PLB=200, OPB=100, EBC=100 MHz) Security/Kasumi support Bootstrap Option H - Boot ROM Location I2C (Addr 0x52) Internal PCI arbiter disabled 32 kB I-Cache 32 kB D-Cache Board: Canyonlands - AMCC PPC460EX Evaluation Board, 2*PCIe, Rev. 14 I2C: ready DTT: 1 is 52 C DRAM: 512 MB (ECC not enabled, 400 MHz, CL3) FLASH: 64 MB NAND: 128 MiB PCI: Bus Dev VenId DevId Class Int PCIE0: successfully set as root-complex 02 00 8086 10b9 0200 00 01 00 aaa0 bed0 0604 00 PCIE1: link is not up. PCIE1: initialization as root-complex failed Net: ppc_4xx_eth0, ppc_4xx_eth1 Type run flash_nfs to mount root filesystem over NFS Hit any key to stop autoboot: 0 Waiting for PHY auto negotiation to complete.. done ENET Speed is 100 Mbps - FULL duplex connection (EMAC0) BOOTP broadcast 1 DHCP client bound to address 10.0.0.30 ENET Speed is 100 Mbps - FULL duplex connection (EMAC0) Using ppc_4xx_eth0 device TFTP from server 10.0.0.1; our IP address is 10.0.0.30 Filename 'canyonlands/uImage'. Load address: 0x200000 Loading: ################################################################# ########################## done Bytes transferred = 1326780 (143ebc hex) ENET Speed is 100 Mbps - FULL duplex connection (EMAC0) Using ppc_4xx_eth0 device TFTP from server 10.0.0.1; our IP address is 10.0.0.30 Filename 'canyonlands/canyonlands.dtb'. Load address: 0xfc1e0000 Loading: # done Bytes transferred = 11597 (2d4d hex) ## Booting kernel from Legacy Image at 00200000 ... Image Name: Linux-2.6.26-rc9 Created: 2008-07-13 9:56:47 UTC Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 1326716 Bytes = 1.3 MB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK Uncompressing Kernel Image ... OK ## Flattened Device Tree blob at fc1e0000 Booting using the fdt blob at 0xfc1e0000 Loading Device Tree to 007fd000, end 007ff70f ... OK Using Canyonlands machine description Linux version 2.6.26-rc9 (felix@...ix.lan) (gcc version 4.2.2) #9 Sun Jul 13 12: 56:44 IDT 2008 Found legacy serial port 0 for /plb/opb/serial@...00300 mem=4ef600300, taddr=4ef600300, irq=0, clk=7407407, speed=0 Found legacy serial port 1 for /plb/opb/serial@...00400 mem=4ef600400, taddr=4ef600400, irq=0, clk=7407407, speed=0 Found legacy serial port 2 for /plb/opb/serial@...00500 mem=4ef600500, taddr=4ef600500, irq=0, clk=7407407, speed=0 Found legacy serial port 3 for /plb/opb/serial@...00600 mem=4ef600600, taddr=4ef600600, irq=0, clk=7407407, speed=0 Entering add_active_range(0, 0, 131072) 0 entries of 256 used Top of RAM: 0x20000000, Total RAM: 0x20000000 Memory hole size: 0MB Zone PFN ranges: DMA 0 -> 131072 Normal 131072 -> 131072 HighMem 131072 -> 131072 Movable zone start PFN for each node early_node_map[1] active PFN ranges 0: 0 -> 131072 On node 0 totalpages: 131072 DMA zone: 1024 pages used for memmap DMA zone: 0 pages reserved DMA zone: 130048 pages, LIFO batch:31 Normal zone: 0 pages used for memmap HighMem zone: 0 pages used for memmap Movable zone: 0 pages used for memmap Built 1 zonelists in Zone order, mobility grouping on. Total pages: 130048 Kernel command line: console=ttyS0,115200 root=/dev/nfs rw ip=any UIC0 (32 IRQ sources) at DCR 0xc0 UIC1 (32 IRQ sources) at DCR 0xd0 UIC2 (32 IRQ sources) at DCR 0xe0 UIC3 (32 IRQ sources) at DCR 0xf0 PID hash table entries: 2048 (order: 11, 8192 bytes) time_init: decrementer frequency = 600.000007 MHz time_init: processor frequency = 600.000007 MHz clocksource: timebase mult[6aaaab] shift[22] registered clockevent: decrementer mult[9999] shift[16] cpu[0] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) High memory: 0k Memory: 516608k/524288k available (2608k kernel code, 7408k reserved, 100k data, 139k bss, 144k init) SLUB: Genslabs=10, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 Calibrating delay loop... 1196.03 BogoMIPS (lpj=2392064) Mount-cache hash table entries: 512 net_namespace: 192 bytes NET: Registered protocol family 16 256k L2-cache enabled PCIE0: Checking link... PCIE0: Device detected, waiting for link... PCIE0: link is up ! PCI host bridge /plb/pciex@...000000 (primary) ranges: MEM 0x0000000e00000000..0x0000000e7fffffff -> 0x0000000080000000 IO 0x0000000f80000000..0x0000000f8000ffff -> 0x0000000000000000 4xx PCI DMA offset set to 0x00000000 PCIE0: successfully set as root-complex PCIE1: Checking link... PCIE1: No device detected. PCI host bridge /plb/pciex@...000000 (primary) ranges: MEM 0x0000000e80000000..0x0000000effffffff -> 0x0000000080000000 IO 0x0000000f80010000..0x0000000f8001ffff -> 0x0000000000000000 4xx PCI DMA offset set to 0x00000000 PCIE1: successfully set as root-complex PCI host bridge /plb/pci@...c00000 (primary) ranges: MEM 0x0000000d80000000..0x0000000dffffffff -> 0x0000000080000000 IO 0x0000000c08000000..0x0000000c0800ffff -> 0x0000000000000000 4xx PCI DMA offset set to 0x00000000 PCI: Probing PCI hardware PCI: Hiding 4xx host bridge resources 0000:40:00.0 PCI: Hiding 4xx host bridge resources 0001:80:00.0 PCI: Bridge: 0000:40:00.0 IO window: 0000-0fff MEM window: 0x80000000-0x800fffff PREFETCH window: 0x0000000080100000-0x00000000801fffff PCI: Bridge: 0001:80:00.0 IO window: disabled. MEM window: disabled. PREFETCH window: disabled. NET: Registered protocol family 2 Switched to high resolution mode on CPU 0 IP route cache hash table entries: 16384 (order: 4, 65536 bytes) TCP established hash table entries: 65536 (order: 7, 524288 bytes) TCP bind hash table entries: 65536 (order: 6, 262144 bytes) TCP: Hash tables configured (established 65536 bind 65536) TCP reno registered NET: Registered protocol family 1 JFFS2 version 2.2. (NAND) (SUMMARY) ?© 2001-2006 Red Hat, Inc. msgmni has been set to 1009 io scheduler noop registered io scheduler anticipatory registered (default) io scheduler deadline registered io scheduler cfq registered assign_interrupt_mode Found MSI capability Allocate Port Service[0000:40:00.0:pcie00] Allocate Port Service[0000:40:00.0:pcie01] assign_interrupt_mode Found MSI capability Allocate Port Service[0001:80:00.0:pcie00] Allocate Port Service[0001:80:00.0:pcie01] aer_probe: Request ISR fails on PCIE device[0000:40:00.0:pcie01] aer: probe of 0000:40:00.0:pcie01 failed with error -38 aer_probe: Request ISR fails on PCIE device[0001:80:00.0:pcie01] aer: probe of 0001:80:00.0:pcie01 failed with error -38 Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing enabled serial8250.0: ttyS0 at MMIO 0x4ef600300 (irq = 19) is a 16550A console [ttyS0] enabled serial8250.0: ttyS1 at MMIO 0x4ef600400 (irq = 20) is a 16550A serial8250.0: ttyS2 at MMIO 0x4ef600500 (irq = 29) is a 16550A serial8250.0: ttyS3 at MMIO 0x4ef600600 (irq = 21) is a 16550A 4ef600300.serial: ttyS0 at MMIO 0x4ef600300 (irq = 19) is a 16550A 4ef600400.serial: ttyS1 at MMIO 0x4ef600400 (irq = 20) is a 16550A 4ef600500.serial: ttyS2 at MMIO 0x4ef600500 (irq = 29) is a 16550A 4ef600600.serial: ttyS3 at MMIO 0x4ef600600 (irq = 21) is a 16550A brd: module loaded PPC 4xx OCP EMAC driver, version 3.54 MAL v2 /plb/mcmal, 2 TX channels, 16 RX channels ZMII /plb/opb/emac-zmii@...00d00 initialized RGMII /plb/opb/emac-rgmii@...01500 initialized with MDIO support TAH /plb/opb/emac-tah@...01350 initialized TAH /plb/opb/emac-tah@...01450 initialized /plb/opb/emac-rgmii@...01500: input 0 in RGMII mode eth0: EMAC-0 /plb/opb/ethernet@...00e00, MAC 00:10:ec:00:f9:f8 eth0: found Generic MII PHY (0x00) /plb/opb/emac-rgmii@...01500: input 1 in RGMII mode eth1: EMAC-1 /plb/opb/ethernet@...00f00, MAC 00:10:ec:80:f9:f8 eth1: found Generic MII PHY (0x01) 4cc000000.nor_flash: Found 1 x16 devices at 0x0 in 16-bit bank Amd/Fujitsu Extended Query Table at 0x0040 4cc000000.nor_flash: CFI does not contain boot bank location. Assuming top. number of CFI chips: 1 cfi_cmdset_0002: Disabling erase-suspend-program due to code brokenness. RedBoot partition parsing not available Creating 7 MTD partitions on "4cc000000.nor_flash": 0x00000000-0x001e0000 : "kernel" 0x001e0000-0x00200000 : "dtb" 0x00200000-0x01600000 : "ramdisk" 0x01600000-0x01a00000 : "jffs2" 0x01a00000-0x03f60000 : "user" 0x03f60000-0x03fa0000 : "env" 0x03fa0000-0x04000000 : "u-boot" i2c /dev entries driver TCP cubic registered NET: Registered protocol family 17 RPC: Registered udp transport module. RPC: Registered tcp transport module. drivers/rtc/hctosys.c: unable to open rtc device (rtc0) eth0: link is down eth1: link is down Sending DHCP requests .<6>eth0: link is up, 100 FDX, pause enabled ., OK IP-Config: Got DHCP answer from 10.0.0.1, my address is 10.0.0.30 IP-Config: Complete: device=eth0, addr=10.0.0.30, mask=255.0.0.0, gw=255.255.255.255, host=Canyonlands, domain=, nis-domain=(none), bootserver=10.0.0.1, rootserver=10.0.0.1, rootpath=/nfsroot Looking up port of RPC 100003/2 on 10.0.0.1 Looking up port of RPC 100005/1 on 10.0.0.1 VFS: Mounted root (nfs filesystem). Freeing unused kernel memory: 144k init usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb e1000e: Intel(R) PRO/1000 Network Driver - 0.3.3.3-k2 e1000e: Copyright (c) 1999-2008 Intel Corporation. e1000e 0000:41:00.0: enabling device (0006 -> 0007) eth2: (PCI Express:2.5GB/s:Width x1) 00:1b:21:1e:2d:2a eth2: Intel(R) PRO/1000 Network Connection eth2: MAC: 1, PHY: 4, PBA No: d50854-003 Stefan Roese wrote: > Felix, > > On Monday 14 July 2008, Felix Radensky wrote: > >> I'm CC-ing Stefan, who ported Linux to this platform. >> >> Applying the patch you suggested did not help. I'm still getting TX unit >> hangs. I don't see any netdev watchdog messages. When the hang occurs >> I cannot get the prompt, so I cannot run ethtool. >> >> The following command works always >> >> dd if=/dev/zero of=/mnt/test bs=512 count=2 >> >> and the following causes Tx unit hang >> >> dd if=/dev/zero of=/mnt/test bs=512 count=3 >> >> Stefan, are you aware of any PCIe related problems on Canyonlands ? >> AMCC have compatibility chart on their site, which indicates that this >> particular card (Intel PRO/1000 T Desktop Adapter) Iwas tested with >> linux-2.6.25 kernel. >> > > What Linux kernel version did you use? From kernel.org or from the > linux-2.6-denx repository? Please send the complete bootup log including > U-Boot startup log. > > Thanks. > > Best regards, > Stefan > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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