[yocto] Unable to get login prompt for Xilinx ML507 PowerPC440 target development board

Tue Jul 24 12:15:47 PDT 2012

On Tue, Jul 24, 2012 at 12:03 PM, Elvis Dowson <elvis.dowson at gmail.com> wrote:
> Hi,
>       I have progressed somewhat further with getting Yocto to build a
> kernel image and rootfilesystem for the Xilinx ML507 PowerPC440 target
> development board.
>
> For some reason, I'm unable to get a login prompt. The serial console device
> is ttyUL0. If someone could help me figure out what's going wrong, it would
> be great. I have checked /etc/securetty and it does contain an entry for
> ttyUL0.

You don't use /etc/inittab to spawn consoles?

-M

>
> Here is the output of the linux boot process:
>
> Using Xilinx Virtex440 machine description
> Linux version 2.6.38+ (elvis at eos) (gcc version 4.7.2 20120706 (prerelease)
> (GCC) ) #13 PREEMPT Mon Ju2
> Zone PFN ranges:
>   DMA      0x00000000 -> 0x00010000
>   Normal   empty
> Movable zone start PFN for each node
> early_node_map[1] active PFN ranges
>     0: 0x00000000 -> 0x00010000
> MMU: Allocated 1088 bytes of context maps for 255 contexts
> Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 65024
> Kernel command line: console=ttyUL0 root=/dev/xsa2 rw rootfstype=ext3
> PID hash table entries: 1024 (order: 0, 4096 bytes)
> Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
> Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
> Memory: 254716k/262144k available (3788k kernel code, 7428k reserved, 132k
> data, 1146k bss, 168k init)
> Kernel virtual memory layout:
>   * 0xfffdf000..0xfffff000  : fixmap
>   * 0xfde00000..0xfe000000  : consistent mem
>   * 0xfde00000..0xfde00000  : early ioremap
>   * 0xd1000000..0xfde00000  : vmalloc & ioremap
> Preemptable hierarchical RCU implementation.
>         RCU-based detection of stalled CPUs is disabled.
>         Verbose stalled-CPUs detection is disabled.
> NR_IRQS:512 nr_irqs:512 16
> clocksource: timebase mult[a00000] shift[22] registered
> Console: colour dummy device 80x25
> pid_max: default: 32768 minimum: 301
> Mount-cache hash table entries: 512
> devtmpfs: initialized
> NET: Registered protocol family 16
> PCI: Probing PCI hardware
> bio: create slab <bio-0> at 0
> XGpio: /plb at 0/gpio at 81460000: registered
> XGpio: /plb at 0/gpio at 81440000: registered
> XGpio: /plb at 0/gpio at 81420000: registered
> XGpio: /plb at 0/gpio at 81400000: registered
> vgaarb: loaded
> Switching to clocksource timebase
> NET: Registered protocol family 2
> IP route cache hash table entries: 2048 (order: 1, 8192 bytes)
> TCP established hash table entries: 8192 (order: 4, 65536 bytes)
> TCP bind hash table entries: 8192 (order: 3, 32768 bytes)
> TCP: Hash tables configured (established 8192 bind 8192)
> TCP reno registered
> UDP hash table entries: 256 (order: 0, 4096 bytes)
> UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
> NET: Registered protocol family 1
> RPC: Registered udp transport module.
> RPC: Registered tcp transport module.
> RPC: Registered tcp NFSv4.1 backchannel transport module.
> ROMFS MTD (C) 2007 Red Hat, Inc.
> JFS: nTxBlock = 1997, nTxLock = 15983
> msgmni has been set to 499
> Block layer SCSI generic (bsg) driver version 0.4 loaded (major 254)
> io scheduler noop registered
> io scheduler deadline registered
> io scheduler cfq registered (default)
> Console: switching to colour frame buffer device 80x30
> Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
> 84000000.serial: ttyUL0 at MMIO 0x84000000 (irq = 20) is a uartlite
> console [ttyUL0] enabled
> brd: module loaded
> loop: module loaded
> of:xsysace 83600000.sysace: Xilinx SystemACE revision 1.0.12
> of:xsysace 83600000.sysace: capacity: 3915072 sectors
>  xsa: xsa1 xsa2
> Xilinx SystemACE device driver, major=254
> 8c000000.flash: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer ID
> 0x000089 Chip ID 0x008919
> Intel/Sharp Extended Query Table at 0x010A
> Intel/Sharp Extended Query Table at 0x010A
> Intel/Sharp Extended Query Table at 0x010A
> Intel/Sharp Extended Query Table at 0x010A
> Intel/Sharp Extended Query Table at 0x010A
> Using buffer write method
> Using auto-unlock on power-up/resume
> cfi_cmdset_0001: Erase suspend on write enabled
> RedBoot partition parsing not available
> of:xilinx_emaclite 81000000.ethernet: Device Tree Probing
> Xilinx Emaclite MDIO: probed
> of:xilinx_emaclite 81000000.ethernet: MAC address is now 00:0a:35:01:a5:00
> of:xilinx_emaclite 81000000.ethernet: Xilinx EmacLite at 0x81000000 mapped
> to 0xD11C0000, irq=17
> of:xilinx_ps2 81480000.ps2: Device Tree Probing 'ps2'
> of:xilinx_ps2 81480000.ps2: Xilinx PS2 at 0x81480000 mapped to 0xd103e000,
> irq=22
> of:xilinx_ps2 81481000.ps2: Device Tree Probing 'ps2'
> of:xilinx_ps2 81481000.ps2: Xilinx PS2 at 0x81481000 mapped to 0xd1052000,
> irq=23
> mousedev: PS/2 mouse device common for all mice
> TCP cubic registered
> NET: Registered protocol family 17
> atkbd serio0: keyboard reset failed on xilinxps2/serio at 81480000
> EXT3-fs: barriers not enabled
> kjournald starting.  Commit interval 5 seconds
> EXT3-fs (xsa2): using internal journal
> EXT3-fs (xsa2): mounted filesystem with writeback data mode
> VFS: Mounted root (ext3 filesystem) on device 254:2.
> devtmpfs: mounted
> Freeing unused kernel memory: 168k init
> input: AT Raw Set 2 keyboard as
> /devices/plb.0/xps-ps2.1/81481000.ps2/serio1/input/input0
>
> Best regards,
>
> Elvis Dowson
>
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