Hi guys,

I m struggling to get rid of double kernel log while the kernel is booting.

Here a part of the kernel messages:

WARNING: adjusting available memory to 30000000
## Booting kernel from Legacy Image at 01000000 ...
   Image Name:   Linux-3.0.34-rt55-02405-ge33c5eb
   Created:      2014-02-06   8:45:28 UTC
   Image Type:   PowerPC Linux Kernel Image (gzip compressed)
   Data Size:    2559447 Bytes = 2.4 MiB
   Load Address: 00000000
   Entry Point:  00000000
   Verifying Checksum ... OK
## Loading init Ramdisk from Legacy Image at 02000000 ...
   Image Name:   Myrootfs
   Created:      2014-02-06   8:37:18 UTC
   Image Type:   PowerPC Linux RAMDisk Image (gzip compressed)
   Data Size:    27623382 Bytes = 26.3 MiB
   Load Address: 00000000
   Entry Point:  00000000
   Verifying Checksum ... OK
## Flattened Device Tree blob at 00c00000
   Booting using the fdt blob at 0x00c00000
   Uncompressing Kernel Image ... OK
   Loading Ramdisk to 2e5a8000, end 2fffffd6 ... OK
   Loading Device Tree to 03ffb000, end 03ffff85 ... OK
WARNING: could not find compatible node fsl-usb2-mph or fsl-usb2-dr: FDT_ERR_NOTFOUND.
WARNING: could not find compatible nodefsl-usb2-dr: FDT_ERR_NOTFOUND.
[    0.000000] Using P1021 RDB-PC machine description
[    0.000000] Memory CAM mapping: 1024 Mb, residual: 0Mb
[    0.000000] Linux version 3.0.34-rt55-02405-ge33c5eb-dirty (freescale@freescale-sdk) (gcc version 4.7.2 (GCC) ) #369 SMP PREEMPT RT Thu Feb 6 16:44:45 CST 2014
[    0.000000] CPU maps initialized for 1 thread per core
setup_arch: bootmem
mpc85xx_rdb_setup_arch()
arch: exit
[    0.000000] MPC85xx RDB board from Freescale Semiconductor
[    0.000000] MMU: Allocated 1088 bytes of context maps for 255 contexts
[    0.000000] PERCPU: Embedded 7 pages/cpu @80d13000 s5536 r8192 d14944 u32768
[    0.000000] Kernel command line: root=/dev/ram rw console=ttyS0,115200 ramdisk_size=120000
[    0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[    0.000000] Memory: 1007244k/1048576k available (4840k kernel code, 41332k reserved, 184k data, 118k bss, 212k init)
[    0.000000] Kernel virtual memory layout:
[    0.000000]   * 0xfffdf000..0xfffff000  : fixmap
[    0.000000]   * 0xfdffe000..0xfe000000  : early ioremap
[    0.000000]   * 0xc1000000..0xfdffe000  : vmalloc & ioremap
[    0.000000] Preemptible hierarchical RCU implementation.
[    0.000000] NR_IRQS:512 nr_irqs:512 16
[    0.000000] mpic: Setting up MPIC " OpenPIC  " version 1.2 at ffe40000, max 2 CPUs
[    0.000000] mpic: ISU size: 256, shift: 8, mask: ff
[    0.000000] mpic: Initializing for 256 sources
[    0.000000] clocksource: timebase mult[5000000] shift[22] registered
[    0.000000] Console: colour dummy device 80x25
             
[    0.113973] pid_max: default: 32768 minimum: 301
[    0.114260] Mount-cache hash table entries: 512
[    0.116845] mpic: requesting IPIs...
[    0.116962] e500 family performance monitor hardware support registered
[    0.299317] Brought up 2 CPUs
[    0.301369] NET: Registered protocol family 16
[    0.305380] No RSTCR register, warm reboot won't work
[    0.305748] /soc@ffe00000/gpio-controller@f000: registered as generic GPIO chip, base is 0x000000e0
[    0.326128] bio: create slab <bio-0> at 0
[    0.328607] SCSI subsystem initialized
[    0.333035] Switching to clocksource timebase
[    0.335427] Switched to NOHz mode on CPU #1
[    0.335436] Switched to NOHz mode on CPU #0
[    0.356165] NET: Registered protocol family 2
[    0.356590] IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.358539] TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
[    0.361071] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes)
[    0.366245] TCP: Hash tables configured (established 131072 bind 65536)
[    0.366255] TCP reno registered
[    0.366287] UDP hash table entries: 512 (order: 3, 40960 bytes)
[    0.366394] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes)
[    0.366976] NET: Registered protocol family 1
[    0.367316] Trying to unpack rootfs image as initramfs...
[    0.368051] rootfs image is not initramfs (no cpio magic); looks like an initrd
[    0.469005] Freeing initrd memory: 26976k freed
[    0.487340] Freescale PowerQUICC MII Bus: probed
[    0.487980] mdio_bus mdio@ffe24000: error probing PHY at address 0
[    0.489284] mdio_bus mdio@ffe24000: error probing PHY at address 17
[    0.489913] mdio_bus mdio@ffe24000: error probing PHY at address 2
[    0.490583] Freescale PowerQUICC MII Bus: probed
[    0.494156] fsl-l2ctlr ffe20000.l2-cache-controller: Entire L2 as cache, provide valid sram address and size
[    0.494180] fsl-l2ctlr: probe of ffe20000.l2-cache-controller failed with error -22
[    0.497185] Freescale PMC driver
[    0.498443] audit: initializing netlink socket (disabled)
[    0.498506] type=2000 audit(0.468:1): initialized
[    0.511598] NTFS driver 2.1.30 [Flags: R/O].
[    0.511820] msgmni has been set to 2019
[    0.513589] io scheduler noop registered
[    0.513598] io scheduler deadline registered
[    0.513718] io scheduler cfq registered (default)
[    0.000000] Using P1021 RDB-PC machine description
[    0.000000] Memory CAM mapping: 1024 Mb, residual: 0Mb
[    0.000000] Linux version 3.0.34-rt55-02405-ge33c5eb-dirty (freescale@freescale-sdk) (gcc version 4.7.2 (GCC) ) #369 SMP PREEMPT RT Thu Feb 6 16:44:45 CST 2014
[    0.000000] CPU maps initialized for 1 thread per core
[    0.000000] MPC85xx RDB board from Freescale Semiconductor
[    0.000000] MMU: Allocated 1088 bytes of context maps for 255 contexts
[    0.000000] PERCPU: Embedded 7 pages/cpu @80d13000 s5536 r8192 d14944 u32768
[    0.000000] Kernel command line: root=/dev/ram rw console=ttyS0,115200 ramdisk_size=120000
[    0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[    0.000000] Memory: 1007244k/1048576k available (4840k kernel code, 41332k reserved, 184k data, 118k bss, 212k init)
[    0.000000] Kernel virtual memory layout:
[    0.000000]   * 0xfffdf000..0xfffff000  : fixmap
[    0.000000]   * 0xfdffe000..0xfe000000  : early ioremap
[    0.000000]   * 0xc1000000..0xfdffe000  : vmalloc & ioremap
[    0.000000] Preemptible hierarchical RCU implementation.
[    0.000000] NR_IRQS:512 nr_irqs:512 16
[    0.000000] mpic: Setting up MPIC " OpenPIC  " version 1.2 at ffe40000, max 2 CPUs
[    0.000000] mpic: ISU size: 256, shift: 8, mask: ff
[    0.000000] mpic: Initializing for 256 sources
[    0.000000] clocksource: timebase mult[5000000] shift[22] registered
[    0.000000] Console: colour dummy device 80x25
[    0.113973] pid_max: default: 32768 minimum: 301
[    0.114260] Mount-cache hash table entries: 512
[    0.116845] mpic: requesting IPIs...
[    0.116962] e500 family performance monitor hardware support registered
[    0.299317] Brought up 2 CPUs
[    0.301369] NET: Registered protocol family 16
[    0.305380] No RSTCR register, warm reboot won't work
[    0.305748] /soc@ffe00000/gpio-controller@f000: registered as generic GPIO chip, base is 0x000000e0
[    0.326128] bio: create slab <bio-0> at 0
[    0.328607] SCSI subsystem initialized
[    0.333035] Switching to clocksource timebase
[    0.335427] Switched to NOHz mode on CPU #1
[    0.335436] Switched to NOHz mode on CPU #0
[    0.356165] NET: Registered protocol family 2
[    0.356590] IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.358539] TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
[    0.361071] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes)
[    0.366245] TCP: Hash tables configured (established 131072 bind 65536)
[    0.366255] TCP reno registered
[    0.366287] UDP hash table entries: 512 (order: 3, 40960 bytes)
[    0.366394] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes)
[    0.366976] NET: Registered protocol family 1
[    0.367316] Trying to unpack rootfs image as initramfs...
[    0.368051] rootfs image is not initramfs (no cpio magic); looks like an initrd
[    0.469005] Freeing initrd memory: 26976k freed
[    0.487340] Freescale PowerQUICC MII Bus: probed
[    0.487980] mdio_bus mdio@ffe24000: error probing PHY at address 0
[    0.489284] mdio_bus mdio@ffe24000: error probing PHY at address 17
[    0.489913] mdio_bus mdio@ffe24000: error probing PHY at address 2
[    0.490583] Freescale PowerQUICC MII Bus: probed
[    0.494156] fsl-l2ctlr ffe20000.l2-cache-controller: Entire L2 as cache, provide valid sram address and size
[    0.494180] fsl-l2ctlr: probe of ffe20000.l2-cache-controller failed with error -22
[    0.497185] Freescale PMC driver
[    0.498443] audit: initializing netlink socket (disabled)
[    0.498506] type=2000 audit(0.468:1): initialized
[    0.511598] NTFS driver 2.1.30 [Flags: R/O].
[    0.511820] msgmni has been set to 2019
[    0.513589] io scheduler noop registered
[    0.513598] io scheduler deadline registered
[    0.513718] io scheduler cfq registered (default)
[    0.723505] Freescale DIU driver
[    0.951694] Serial: 8250/16550 driver, 2 ports, IRQ sharing enabled
[    0.974326] serial8250.0: ttyS0 at MMIO 0xffe04500 (irq = 42) is a 16550A
[    1.354250] serial8250.0: ttyS1 at MMIO 0xffe04600 (irq = 42) is a 16550A
[    1.354250] serial8250.0: ttyS1 at MMIO 0xffe04600 (irq = 42) is a 16550A
[    1.369442] Generic non-volatile memory driver v1.1
[    1.369442] Generic non-volatile memory driver v1.1
[    1.382020] brd: module loaded
[    1.382020] brd: module loaded
[    1.388215] loop: module loaded
[    1.388215] loop: module loaded
[    1.388225] st: Version 20101219, fixed bufsize 32768, s/g segs 256
[    1.388225] st: Version 20101219, fixed bufsize 32768, s/g segs 256
[    1.394798] m25p80 spi32766.0: s25fl129p1 (16384 Kbytes)
[    1.394798] m25p80 spi32766.0: s25fl129p1 (16384 Kbytes)
[    1.394817] Creating 2 MTD partitions on "spi32766.0":
[    1.394817] Creating 2 MTD partitions on "spi32766.0":
[    1.394831] 0x000000000000-0x000000500000 : "SPI Flash U-Boot Image"
[    1.394831] 0x000000000000-0x000000500000 : "SPI Flash U-Boot Image"
[    1.410261] ftl_cs: FTL header not found.
[    1.410261] ftl_cs: FTL header not found.
[    1.411378] 0x000000500000-0x000001000000 : "SPI Flash utilities"
[    1.411378] 0x000000500000-0x000001000000 : "SPI Flash utilities"


Do you have any idea how to resolve this issue?

How do I eventually configure the kernel in order to get it resolved?

Thank you very much in advance

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