[yocto] rootfs-ramdisk error

[Ni Qingliang]

no luck, maybe it is not the order, problem still there.
and I can't find the /etc/resolv.conf after login.

the console log section:

Checking for -/etc/resolv.conf-.
Creating link -/etc/resolv.conf- pointing to -/var/run/resolv.conf-.
Checking for -/etc/resolv.conf-.
Creating link -/etc/resolv.conf- pointing to -/var/run/resolv.conf-.
Configuring network interfaces... udhcpc (v1.18.5) started
Sending discover...
PHY: mdio at e0024520:02 - Link is Up - 100/Full
Sending discover...
Sending select for 192.168.0.108...
Lease of 192.168.0.108 obtained, lease time 604800
/etc/udhcpc.d/50default: line 63: /etc/resolv.conf: No space left on
device
adding dns 192.168.0.1
/etc/udhcpc.d/50default: line 67: /etc/resolv.conf: No space left on
device
done.



On Mon, 2011-09-26 at 09:45 +0800, 倪庆亮 wrote:
> for resolv.conf, maybe /etc/resolv.conf and /var/run/resolv.conf are
> misordered.
> 
> in 00_core:
> l root root 0644 /etc/resolv.conf /var/run/resolv.conf
> f root root 0644 /var/run/resolv.conf none
> 
> if no /var/run/resolv.conf, does the first line can be success??
> 
> maybe we should change the order to:
> 
> f root root 0644 /var/run/resolv.conf none
> l root root 0644 /etc/resolv.conf /var/run/resolv.conf
> 
> 
> 
> On Mon, 2011-09-26 at 09:41 +0800, 倪庆亮 wrote:
> > I'm using ramdisk, and get some error when booting, the udhcpc can't
> > write resolv.conf (No space left on device) and the rpm-postinsts fail.
> >
> > my analysis:
> >         for the former, I only find some info in ./default/volatiles/00_core,
> > the /etc/resolv.conf is a link to /var/run/resolv.conf, but I have no
> > idea about udhcpd's error.
> >
> >         for the latter, rpm-postinsts, the reason is: in rpm-postinsts, all sh
> > files have been executed, and moved to *.done,
> > (through /etc/rcS.d/S98configure), but /etc/rcS.d/S98configure have not
> > been deleted, so it is executed again when booting, but there is no any
> > *.sh file, so fail. ( as expected, if the /etc/rpm-postinsts/*.sh is
> > moved to *.sh.done, the /etc/rcS.d/S98configure should be deleted, but
> > it does exist in the rootfs)
> >
> > the content of /etc/rcS.d/S98configure is:
> > for i in /etc/rpm-postinsts/*.sh; do
> >         echo "Running postinst $i..."
> >         if [ -f $i ] && sh $i; then
> >                 # rm $i
> >                 mv $i $i.done
> >         else
> >                 echo "ERROR: postinst $i failed."
> >         fi
> > done
> > rm -f /etc/rcS.d/S98configure
> > I think the for sentence is not so robust as expected when no any *.sh
> > files.
> >
> >
> >
> > 1. the bootargs in uboot is
> >         root=/dev/ram rw ramdisk_size=65535 console=ttyS1,115200
> > 2. the image type is
> >         ext2.gz.u-boot
> > 3. the `df` after login:
> > root at xx~#df
> > Filesystem           1K-blocks      Used Available Use% Mounted on
> > /dev/root                16275     11121      4335  72% /
> > devtmpfs                127664       112    127552   0% /dev
> > none                    127664       112    127552   0% /dev
> > tmpfs                   127664        20    127644   0% /var/volatile
> > tmpfs                   127664         0    127664   0% /media/ram
> >
> > the rootfs size is 16M, and the ext2.gz.u-boot is 4.1M.
> >
> > 4. indeed, I have encountered one similar problem when using LTIB, that
> > is:
> >         after login, I can't find the /dev/mtdX, I don't know detail of the
> > udev, so I checked the auto mount devfs in kernel config, and so get the
> > expected.
> >
> > 5. the bootlog is:
> > ## Booting kernel from Legacy Image at fc100000 ...
> >    Image Name:   Linux-3.0.4
> >    Created:      2011-09-21   8:45:32 UTC
> >    Image Type:   PowerPC Linux Kernel Image (gzip compressed)
> >    Data Size:    2262322 Bytes =  2.2 MB
> >    Load Address: 00000000
> >    Entry Point:  00000000
> >    Verifying Checksum ... OK
> > ## Loading init Ramdisk from Legacy Image at fc500000 ...
> >    Image Name:   core-image-sa735-sa735-201109230
> >    Created:      2011-09-23   3:35:58 UTC
> >    Image Type:   PowerPC Linux RAMDisk Image (gzip compressed)
> >    Data Size:    4311933 Bytes =  4.1 MB
> >    Load Address: 00000000
> >    Entry Point:  00000000
> >    Verifying Checksum ... OK
> > ## Flattened Device Tree blob at fc0e0000
> >    Booting using the fdt blob at 0xfc0e0000
> >    Uncompressing Kernel Image ... OK
> >    Loading Ramdisk to 0faf5000, end 0ff11b7d ... OK
> >    Loading Device Tree to 007fa000, end 007ff4ed ... OK
> > Using MPC831x RDB machine description
> > Linux version 3.0.4 (ll at myhost) (gcc version 4.6.1 20110627 (prerelease)
> > (GCC) ) #1 Wed Sep 21 16:45:26 CST 2011
> > Found initrd at 0xcfaf5000:0xcff11b7d
> > bootconsole [udbg0] enabled
> > setup_arch: bootmem
> > mpc831x_rdb_setup_arch()
> > Found FSL PCI host bridge at 0x00000000e0008500. Firmware bus number:
> > 0->0
> > PCI host bridge /pci at e0008500 (primary) ranges:
> >  MEM 0x0000000090000000..0x000000009fffffff -> 0x0000000090000000
> >  MEM 0x0000000080000000..0x000000008fffffff -> 0x0000000080000000
> > Prefetch
> >   IO 0x00000000e0300000..0x00000000e03fffff -> 0x0000000000000000
> > arch: exit
> > 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
> > Built 1 zonelists in Zone order, mobility grouping on.  Total pages:
> > 65024
> > Kernel command line: root=/dev/ram rw ramdisk_size=65535
> > console=ttyS1,115200
> > 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: 249928k/262144k available (4392k kernel code, 12216k reserved,
> > 156k data, 1111k bss, 172k init)
> > Kernel virtual memory layout:
> >   * 0xfffdf000..0xfffff000  : fixmap
> >   * 0xfdefd000..0xfe000000  : early ioremap
> >   * 0xd1000000..0xfdefd000  : vmalloc & ioremap
> > NR_IRQS:512 nr_irqs:512 16
> > IPIC (128 IRQ sources) at d1000700
> > clocksource: timebase mult[7800001] shift[22] registered
> > 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
> > Freescale Elo / Elo Plus DMA driver
> > vgaarb: loaded
> > usbcore: registered new interface driver usbfs
> > usbcore: registered new interface driver hub
> > usbcore: registered new device driver usb
> > 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 named UNIX socket transport module.
> > RPC: Registered udp transport module.
> > RPC: Registered tcp transport module.
> > RPC: Registered tcp NFSv4.1 backchannel transport module.
> > Trying to unpack rootfs image as initramfs...
> > rootfs image is not initramfs (no cpio magic); looks like an initrd
> > Freeing initrd memory: 4212k freed
> > WDT driver for MPC8xxx initialized. mode:reset timeout=65535 (32
> > seconds)
> > fsl-elo-dma e00082a8.dma: #0 (fsl,elo-dma-channel), irq 71
> > fsl-elo-dma e00082a8.dma: #1 (fsl,elo-dma-channel), irq 71
> > fsl-elo-dma e00082a8.dma: #2 (fsl,elo-dma-channel), irq 71
> > fsl-elo-dma e00082a8.dma: #3 (fsl,elo-dma-channel), irq 71
> > JFFS2 version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
> > msgmni has been set to 498
> > io scheduler noop registered
> > io scheduler deadline registered
> > io scheduler cfq registered (default)
> > Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
> > serial8250.0: ttyS0 at MMIO 0xe0004500 (irq = 16) is a 16550A
> > serial8250.0: ttyS1 at MMIO 0xe0004600 (irq = 17) is a 16550A
> > console [ttyS1] enabled, bootconsole disabled
> > console [ttyS1] enabled, bootconsole disabled
> > Freescale QUICC Engine UART device driver
> > brd: module loaded
> > loop: module loaded
> > fc000000.flash: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer
> > ID 0x000089 Chip ID 0x00227e
> > Amd/Fujitsu Extended Query Table at 0x0040
> >   Amd/Fujitsu Extended Query version 1.3.
> > number of CFI chips: 1
> > Creating 7 MTD partitions on "fc000000.flash":
> > 0x0000000c0000-0x0000000e0000 : "NOR (RO) Platform Version Info"
> > 0x0000000e0000-0x000000100000 : "NOR (RO) Device Tree Blob"
> > 0x000000100000-0x000000500000 : "NOR (RO) Linux Kernel Image"
> > 0x000000500000-0x000002000000 : "NOR (RO) Ramdisk Root File System"
> > 0x000002000000-0x000004000000 : "NOR (RW) JFFS2 User File System"
> > 0x000000000000-0x000000080000 : "NOR (RO) U-Boot Image"
> > 0x000000080000-0x0000000a0000 : "NOR (RO) U-Boot Environment"
> > Fixed MDIO Bus: probed
> > eth0: Gianfar Ethernet Controller Version 1.2, 04:00:00:00:00:0a
> > eth0: Running with NAPI enabled
> > eth0: RX BD ring size for Q[0]: 256
> > eth0: TX BD ring size for Q[0]: 256
> > eth1: Gianfar Ethernet Controller Version 1.2, 04:00:00:00:00:0b
> > eth1: Running with NAPI enabled
> > eth1: RX BD ring size for Q[0]: 256
> > eth1: TX BD ring size for Q[0]: 256
> > ucc_geth: QE UCC Gigabit Ethernet Controller
> > Freescale PowerQUICC MII Bus: probed
> > Freescale PowerQUICC MII Bus: probed
> > usbmon: debugfs is not available
> > ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
> > i2c /dev entries driver
> > mpc-i2c e0003000.i2c: timeout 1000000 us
> > at24 0-0050: 256 byte 24c02 EEPROM, writable, 1 bytes/write
> > rtc-ds1374 0-0068: rtc core: registered ds1374 as rtc0
> > at24 0-0051: 256 byte 24c02 EEPROM, writable, 1 bytes/write
> > pcf857x: probe of 0-0021 failed with error -5
> > lm75 0-0048: hwmon0: sensor 'tcn75'
> > lm75: probe of 0-0049 failed with error -5
> > usbcore: registered new interface driver usbhid
> > usbhid: USB HID core driver
> > oprofile: using timer interrupt.
> > TCP cubic registered
> > Initializing XFRM netlink socket
> > NET: Registered protocol family 17
> > NET: Registered protocol family 15
> > Registering the dns_resolver key type
> > rtc-ds1374 0-0068: setting system clock to 2011-09-22 12:17:13 UTC
> > (1316693833)
> > RAMDISK: gzip image found at block 0
> > VFS: Mounted root (ext2 filesystem) on device 1:0.
> > devtmpfs: mounted
> > Freeing unused kernel memory: 172k init
> > INIT: version 2.88 booting
> > Starting udev
> > Starting Bootlog daemon: bootlogd.
> > Configuring network interfaces... udhcpc (v1.18.5) started
> > Sending discover...
> > PHY: mdio at e0024520:02 - Link is Up - 100/Full
> > Sending discover...
> > Sending select for 192.168.0.108...
> > Lease of 192.168.0.108 obtained, lease time 604800
> > /etc/udhcpc.d/50default: line 63: /etc/resolv.conf: No space left on
> > device
> > adding dns 192.168.0.1
> > /etc/udhcpc.d/50default: line 67: /etc/resolv.conf: No space left on
> > device
> > done.
> > Fri Sep 23 03:35:00 UTC 2011
> > Running postinst /etc/rpm-postinsts/*.sh...
> > ERROR: postinst /etc/rpm-postinsts/*.sh failed.
> > INIT: Entering runlevel: 5
> > Starting internet superserver: inetd.
> > Starting syslogd/klogd: done
> > Stopping Bootlog daemon: bootlogd.
> >
> >
> > --
> > Yi Qingliang
> > niqingliang at insigma.com.cn
> > http://niqingliang2003.wordpress.com
> >
> >
> 
> --
> Yi Qingliang
> niqingliang at insigma.com.cn
> http://niqingliang2003.wordpress.com
> 
> 

-- 
Yi Qingliang
niqingliang at insigma.com.cn
http://niqingliang2003.wordpress.com