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RE: [microblaze-uclinux] Ethernet update for David Banas' NuHorizons board project

To: <microblaze-uclinux@xxxxxxxxxxxxxx>
Subject: RE: [microblaze-uclinux] Ethernet update for David Banas' NuHorizons board project
From: "David Banas" <dbanas@xxxxxxxxxxxxxx>
Date: Wed, 30 Mar 2005 10:24:07 -0800
In-reply-to: <20050324172529.59147.qmail@web41607.mail.yahoo.com>
Reply-to: microblaze-uclinux@xxxxxxxxxxxxxx
Sender: owner-microblaze-uclinux@xxxxxxxxxxxxxx
Thread-index: AcUwmMZMb+7SLm8gSMid5Mbw9HAqggEvNchA

Steve,

Could you post your hack, please?

Thanks,

David Banas
Field Applications Engineer
Nu Horizons Electronics Corp.
2070 Ringwood Avenue
San Jose, CA 95131
(408)434-0800 - office
(415)846-5837 - cell
http://www.nuhorizons.com

> -----Original Message-----
> From: owner-microblaze-uclinux@itee.uq.edu.au [mailto:owner-microblaze-
> uclinux@itee.uq.edu.au] On Behalf Of Steve Sanders
> Sent: Thursday, March 24, 2005 9:25 AM
> To: microblaze-uclinux@itee.uq.edu.au
> Subject: Re: [microblaze-uclinux] Ethernet update for David Banas'
> NuHorizons board project
>
> FYI - I'm working on a board that's using a 44MHz system clock and
> Ethernet is working at 10Mbps.  To get it working ... I hacked up the
> Ethernet driver to force 10Mbps-only mode and then triggered a
> re-negotiation with its link partner.  Worked OK after that.
>
> Also had some problems with it auto-detecting the PHY address properly.
>   Sometimes would detect the PHY at 0x1, 0x2, or 0x3.  Hard-coded the
> address with the appropriate value for my board (0x3)
>
> Steve
>
>
> --- "Lee, Michael" <MichaelLee@pesa.com> wrote:
>
> > The problems were a pinout error and a slow system
> > clock.  There is some MAC state machine that needs
> > 65MHz to keep up with 100MBps.  I guess the IP is
> > not smart enough to force 10Mbps if the bus speed
> > is under 65MHz.
> >
> > Ping worked, and DHCP must have worked.  What else
> > should I try to exercise it?
> >
> > Mike Lee
> >
> >
> > > Linux version 2.4.29-uc0 (dbanas@linux) (gcc version 2.95.3-4
> Xilinx
> > EDK 6.3 Bui
> > ld EDK_Gmm.11.2) #12 Tue Mar 22 06:40:27 PST 2005
> > On node 0 totalpages: 4096
> > zone(0): 4096 pages.
> > zone(1): 0 pages.
> > zone(2): 0 pages.
> > CPU: MICROBLAZE
> > Console: xmbserial on UARTLite
> > Kernel command line:
> > Calibrating delay loop... 24.32 BogoMIPS
> > Memory: 16MB = 16MB total
> > Memory: 14136KB available (1109K code, 951K data, 44K init)
> > Dentry cache hash table entries: 2048 (order: 2, 16384 bytes)
> > Inode cache hash table entries: 1024 (order: 1, 8192 bytes)
> > Mount cache hash table entries: 512 (order: 0, 4096 bytes)
> > Buffer cache hash table entries: 1024 (order: 0, 4096 bytes)
> > Page-cache hash table entries: 4096 (order: 2, 16384 bytes)
> > POSIX conformance testing by UNIFIX
> > Linux NET4.0 for Linux 2.4
> > Based upon Swansea University Computer Society NET3.039
> > Initializing RT netlink socket
> > Microblaze UARTlite serial driver version 1.00
> > ttyS0 at 0xffff2000 (irq = 2) is a Microblaze UARTlite
> > Starting kswapd
> > xgpio #0 at 0xFFFF5000 mapped to 0xFFFF5000
> > Xilinx GPIO registered
> > RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
> > eth0: using fifo mode.
> > eth0: Xilinx EMAC #0 at 0xC0000000 mapped to 0xC0000000, irq=1
> > eth0: id 2.0h; block id 7, type 1
> > MBVanilla flash probe(0xff800000,8388608,2): 800000 at ff800000
> > Entering mtd_do_chip_probe
> > Returning from genprobe_ident_chips not null
> > genprobe_ident_chips returned non null
> > Entering check_cmd_set
> >  Amd/Fujitsu Extended Query Table v1.0 at 0x0040
> > reading id at :2
> > Flash: JEDEC Device ID is 0xCB. Assuming broken CFI table.
> > bootloc=3
> > number of CFI chips: 1
> > cfi_cmdset_0002: Disabling fast programming due to code brokenness.
> > mtd_do_chip_probe returning non null mtd
> > Creating 8 MTD partitions on "Flash":
> > 0x00000000-0x00020000 : "Bootloader"
> > 0x00020000-0x00040000 : "Bootargs"
> > 0x00040000-0x00060000 : "MAC"
> > 0x00080000-0x00100000 : "Config"
> > 0x00060000-0x00080000 : "Spare"
> > 0x00100000-0x00300000 : "Image"
> > 0x00300000-0x00800000 : "JFFS2"
> > mtd: partition "JFFS2" extends beyond the end of device "Flash" --
> > size truncate
> > d to 0x100000
> > 0x00000000-0x00400000 : "Flash"
> > MBVanilla ram probe(0xfe14f6bc,737280,4): b4000 at fe14f6bc
> > Creating 1 MTD partitions on "RAM":
> > 0x00000000-0x000b4000 : "Romfs"
> > NET4: Linux TCP/IP 1.0 for NET4.0
> > IP Protocols: ICMP, UDP, TCP
> > IP: routing cache hash table of 512 buckets, 4Kbytes
> > TCP: Hash tables configured (established 1024 bind 1024)
> > NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
> > VFS: Mounted root (romfs filesystem) readonly.
> > Freeing init memory: 44K
> > Mounting proc:
> > Mounting var:
> > Populating /var:
> > Running local start scripts.
> > Mounting /etc/config:
> > Populating /etc/config:
> > flatfsd: invalid header magic
> > flatfsd: Nonexistent or bad flatfs (-183), creating new one...
> > flatfsd: Wrote 288 bytes to flash in 18 seconds
> > flatfsd: Created 4 configuration files (184 bytes)
> > Setting hostname:
> > Setting up interface lo:
> > Starting DHCP client:
> > Starting inetd:
> > Starting thttpd:
> >
> > uclinux-auto login: root
> > Password:
> > # ifconfig -a
> > eth0      Link encap:Ethernet  HWaddr 00:00:C0:A3:E5:44
> >           inet addr:192.168.0.41  Bcast:192.168.3.255
> > Mask:255.255.252.0
> >           UP BROADCAST NOTRAILERS RUNNING  MTU:1500  Metric:1
> >           RX packets:41 errors:0 dropped:0 overruns:0 frame:0
> >           TX packets:4 errors:0 dropped:0 overruns:0 carrier:0
> >           collisions:0 txqueuelen:1000
> >           Interrupt:1
> >
> > lo        Link encap:Local Loopback
> >           inet addr:127.0.0.1  Mask:255.0.0.0
> >           UP LOOPBACK RUNNING  MTU:16436  Metric:1
> >           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> >           TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> >           collisions:0 txqueuelen:0
> >
> > [after ping from my PC, which worked:]
> >
> >
> > # ifconfig -a
> > eth0      Link encap:Ethernet  HWaddr 00:00:C0:A3:E5:44
> >           inet addr:192.168.0.41  Bcast:192.168.3.255
> > Mask:255.255.252.0
> >           UP BROADCAST NOTRAILERS RUNNING  MTU:1500  Metric:1
> >           RX packets:110 errors:0 dropped:0 overruns:0 frame:0
> >           TX packets:10 errors:0 dropped:0 overruns:0 carrier:0
> >           collisions:0 txqueuelen:1000
> >           Interrupt:1
> >
> > lo        Link encap:Local Loopback
> >           inet addr:127.0.0.1  Mask:255.0.0.0
> >           UP LOOPBACK RUNNING  MTU:16436  Metric:1
> >           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> >           TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> >           collisions:0 txqueuelen:0
> >
> > # dhrystone
> > dhrystone: not found
> > # rats
> > rats: not found
> > # ratstone
> > ratstone: not found
> > #
>
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>
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References:
- Re: [microblaze-uclinux] Ethernet update for David Banas' NuHorizons board project
  - From: Steve Sanders

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