While booting, I was constantly crashing when attempting to mount the JFFS2 filesystem (see below). So, I changed the JFFS2 debugging verbosity from 0 to 2. After doing this, I have not crashed again in numerous tests.
Anyone else seen this kind of behavior and have an explanation?
Thank you.
U-Boot 1.1.1 (Apr 28 2005 - 17:13:43)
MPC8260 Reset Status: Check Stop, External Soft, External Hard
MPC8260 Clock Configuration - Bus-to-Core Mult 4x, VCO Div 2, 60x Bus Freq 25-75 , Core Freq
100-300 - dfbrg 1, corecnf 0x0a, busdf 3, cpmdf 1, plldf 0, pllmf 3 - vco_out 264000000, scc_clk 66000000, brg_clk 16500000 - cpu_clk 264000000, cpm_clk 132000000, bus_clk 66000000 - pci_clk 33000000CPU: MPC8260 (HiP7 Rev 13, Mask 0.1 1K49M) at 264 MHz Motorola MPC8275 DRAM: 32 MB FLASH: 8 MB In: serial Out: serial Err: serial Net: FCC2 ETHERNET Hit any key to stop autoboot: 0 ### JFFS2 loading '/boot/vmlinux.pkg' to 0x100000 Scanning JFFS2 FS: .................................... done. ### JFFS2 load complete: 811224 bytes loaded to 0x100000 ## Booting image at 00100000 ... Image Name: Linux kernel for PQ2FADS Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 811160 Bytes = 792.1 kB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK Uncompressing Kernel Image ... OK MPC82xxADS/PQ2FADS board support by Arabella Memory BAT mapping: BAT2=32Mb, BAT3=0Mb, residual: 0Mb Linux version 2.4.26 ( snipped-for-privacy@localhost.localdomain) (gcc version 3.3.2) #1 Wed May 4 22:30:56 UTC 2005 ADS setup arch MPC82xx PCI bridge initialization On node 0 totalpages: 8192 zone(0): 8192 pages. zone(1): 0 pages. zone(2): 0 pages. Kernel command line: root=/dev/mtdblock2 ADS init IRQ. NR_IRQS=256 PIC: fully preemptible IRQ mode ADS time init ADS calibrate decrementer. FREQ=66000000, tb_ticks_per_jiffy=165000 Calibrating delay loop... 175.71 BogoMIPS Memory: 30472k available (1252k kernel code, 388k data, 224k init, 0k highmem) Dentry cache hash table entries: 4096 (order: 3, 32768 bytes) Inode cache hash table entries: 2048 (order: 2, 16384 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: 8192 (order: 3, 32768 bytes) POSIX conformance testing by UNIFIX PCI: Probing PCI hardware ADS init Linux NET4.0 for Linux 2.4 Based upon Swansea University Computer Society NET3.039 Initializing RT netlink socket Starting kswapd devfs: v1.12c (20020818) Richard Gooch ( snipped-for-privacy@atnf.csiro.au) devfs: boot_options: 0x0 JFFS2 version 2.1. (C) 2001 Red Hat, Inc., designed by Axis Communications AB. pty: 256 Unix98 ptys configured Generic RTC Driver v1.07 devsoc: devsoc_init: loop: loaded (max 8 devices) PPP generic driver version 2.4.2 PPP Deflate Compression module registered flash: 8192KB at FF800000 Number of erase regions: 2 Primary Vendor Command Set: 0003 (Intel/Sharp Standard) Primary Algorithm Table at 0035 Alternative Vendor Command Set: 0000 (None) No Alternate Algorithm Table Vcc Minimum: 2.7 V Vcc Maximum: 3.6 V Vpp Minimum: b.4 V Vpp Maximum: c.6 V Typical byte/word write timeout: 32 us Maximum byte/word write timeout: 512 us Full buffer write not supported Typical block erase timeout: 1024 ms Maximum block erase timeout: 8192 ms Chip erase not supported Device size: 0x400000 bytes (4 MiB) Flash Device Interface description: 0x0001 - x16-only asynchronous interface Max. bytes in buffer write: 0x1 Number of Erase Block Regions: 2 Erase Region #0: BlockSize 0x2000 bytes, 8 blocks Erase Region #1: BlockSize 0x10000 bytes, 63 blocks cfi_cmdset_0001: Erase suspend on write enabled Using word write method Creating 4 MTD partitions on "Intel Flash":
0x00000000-0x00040000 : "HRCW" 0x00040000-0x00700000 : "JFFS2" 0x00700000-0x00780000 : "U-Boot" 0x00780000-0x00800000 : "Kernel" MPC8260 FCC Ethernet driver devsoc_xcc_create c03c0000 MDIO on PC10, MDC on PC11 Created eth0 devsoc_xcc_create c03a0000 MDIO on PC10, MDC on PC11 Created eth1 NET4: Linux TCP/IP 1.0 for NET4.0 IP: routing cache hash table of 512 buckets, 4Kbytes TCP: Hash tables configured (established 2048 bind 4096) NET4: Unix domain sockets 1.0/SMP for Linux NET4.0. Machine check in kernel mode. Caused by (from SRR1=89032): Machine check signal Oops: machine check, sig: 7 NIP: C008D840 XER: 20000000 LR: C00912E4 SP: C025FCA0 REGS: c025fbf0 TRAP: 0200 Not tainted MSR: 00089032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 TASK = c025e000[1] 'swapper' Last syscall: 120 last math 00000000 last altivec 00000000 GPR00: 0000004C C025FCA0 C025E000 C038188C C0367A54 35BB7372 00000002 C0363000 GPR08: C03631E0 C038189C 0000025D C038189C 00040000 7EFFCFFD 01FFF000 00000001 GPR16: FFFFFFFF 00000000 00000000 01FF9424 003FF000 00000002 C0296574 C0296554 GPR24: C029654C 00000000 C0366910 C025FD58 00000000 C02964E4 0000025D C0367A54 Call backtrace: C00912B8 C0091548 C0090F3C C00906F8 C0093454 C008FB1C C0041034 C0041430 C0056060 C00563E4 C005691C C0173A08 C0003BC0 C00039A4 C000642C Kernel panic: Attempted to kill init! Rebooting in 180 seconds..If there is no crash, the next lines under the "NET4: Unix domain sockets 1.0/SMP for Linux NET4.0." line are:
VFS: Mounted root (jffs2 filesystem) readonly. Freeing unused kernel memory: 220k init
*** Running rc.modules *** Running rc.serial *** Attempting to start S05syslog *** Attempting to start S15inet Starting inetd Done *** Attempting to start S20network *** Running rc.local(none) login: root login[44]: root login on `ttyS0'
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