Mount failures on custom 8245 H/W
James F Dougherty
jfd at gigabitnetworks.com
Wed Jul 24 14:13:48 EST 2002
Also, before my login session, if I Ctrl-C, I will
get the following before mingetty starts..
C0003FFC FFFFFFFF 10002440 10002ED0 10003B5C 100048EC 0FEE5238
00000000
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
pidof: /proc nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
not mounted, failed to mount.
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b67), got (0x20c0000/0x48b6e)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b67), got (0x20c0000/0x48b6e)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b67), got (0x20c0000/0x5395a)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x5395a), got (0x20c0000/0x48b67)
[ OK nfs_refresh_inode: inode number mismatch
expected (0x20c0000/0x48b6e), got (0x20c0000/0x48b67)
]
>Date: Tue, 23 Jul 2002 20:45:50 -0700
>From: James F Dougherty <jfd at gigabitnetworks.com>
>X-Accept-Language: en
>MIME-Version: 1.0
>To: linuxppc-embedded at lists.linuxppc.org
>Subject: Mount failures on custom 8245 H/W
>Content-Transfer-Encoding: 7bit
>X-Mailing-List: <linuxppc-embedded at lists.linuxppc.org>
>X-Loop: linuxppc-embedded at lists.linuxppc.org
>
>
>Hi,
>
>My h/w is an 8245 using internal UART, onboard BCM5701 Gig-E,
>dual DOC and 64MB PC100 SDRAM.
>
>I am running PPCBoot 1.1.4 and Linux 2.4.2 from MontaVista HHL20.
>I am using Denx ELDK for root-fs and toolchains.
>
>My Memory map is below:
>
>0x00000000 - 0x40000000 - 64MB SDRAM SIMM
> (Unregistered PC-100 SDRAM DIMM Module)
>
>0xFF000000 - 0xFF001FFF - M-Systems DiskOnChip (TM) 2000
> TSOP 16MB (MD2211-D16-V3)
>
>0x70000000 - 0x70001FFF - M-Systems DiskOnChip (TM) 2000
> DIP32 (Socketed 16MB - 1GB ) *
> NOTE: this is not populated on all systems.
>
>0x7c000000 - 0x7c000000 - Reset Register
> (Write 0 to reset)
>
>0x7c000001 - 0x7c000001 - System LED
> (Clear Bit 7 to turn on, set to shut off)
>
>0x7c000002 - 0x7c000002 - M48T59 Watchdog IRQ3
> (Clear bit 7 to reset, set to assert IRQ3)
>
>0x7c000003 - 0x7c000003 - M48T59 Write-Protect Register
> (Clear bit 7 to make R/W, set to make R/O)
>
>0x7c002000 - 0x7c002003 - Infineon OSRAM DLR2416 4 Character
> 5x7 Dot Matrix Alphanumeric Display
> (Each byte sets the appropriate character)
>
>0x7c004000 - 0x7c005FF0 - SGS-THOMSON M48T59Y 8K NVRAM/RTC
> NVRAM Memory Region
>
>0x7c005FF0 - 0x7c005FFF - SGS-THOMSON M48T59Y 8K NVRAM/RTC
> Realtime Clock Registers
>
>0xFFF00000 - 0xFFF80000 - 512K PLCC32 BootRom
>
>After reading through the documentation, I decided not to use any I/O
>devices from 0x70000000-0x7FFFFFFF (MPC8245 EXTROM space) after having
>previously used ioremap() for all of my I/O spaces, including the
>MPC8245
>internal UART after the EUMBBAR gets remapped in mpc10x_common.c. At
>this
>point, I have a very basic system, without a TOD, and only UART and
>Ethernet
>(in other words, I'm only using CPU registers and the PCI Bus). I am
>fairly
>confident in my H/W and the memory initialization, primarily because
>VxWorks
>runs perfectly on the same platform with some very memory intensive
>applications.
>
>Anyhow, my system boots, and mounts root via NFS, however, when I try to
>mount proc, it crashes and gives me the errors below.
>
>Anyone have an idea what could be wrong? I wonder -- could a misbehaving
>driver with
>bogus procfs entries be causing this problem?
>
>
> Thanks,
> -James
>
>Notes:
>
>c0040520 T sys_mount
>c0003ffc T ret_from_syscall_1
>
>VFS: Mounted root (nfs filesystem).
>Freeing unused kernel memory: 72k init 4k openfirmware
>modprobe: modprobe: Can't open dependencies file
>/lib/modules/2.4.2_hhl20/modules.dep (No such file or directory)
>INIT: version 2.78 booting
> Welcome to DENX Embedded Linux Environment
> Press 'I' to enter interactive startup.
>Mounting proc filesystem: Oops: Exception in kernel mode, sig: 4
>NIP: C0040520 XER: 00000000 LR: C0003FFC SP: C3C7FE80 REGS: c3c7fdd0
>TRAP: 0700
>MSR: 00089032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
>TASK = c3c7e000[18] 'mount' Last syscall: 21
>last math c3c7e000 last altivec 00000000
>GPR00: 00000054 C3C7FE80 C3C7E000 10020040 10020050 10020060 C0ED0000
>00000000
>GPR08: 10020061 C3C7FE90 C0040520 40442080 40442080 100262E8 00000000
>100D0890
>GPR16: 7FFFFC9C 7FFFFC98 10020000 00000000 00009032 03C7FE80 00000000
>C0004268
>GPR24: C0003FA0 10020020 7FFFFECA 00000000 10020040 00000000 00000000
>7FFFFCA8
>Call backtrace:
>C0003FFC FFFFFFFF 10002440 10002ED0 10003B5C 100048EC 0FEE5238
>00000000
>[FAILED]
>Configuring kernel parameters: [ OK ]
>RTC_RD_TIME: Invalid argument
>ioctl() to /dev/rtc to read the time failed.
>Setting clock : Wed Dec 31 19:00:28 EST 1969 [ OK ]
>Activating swap partitions: [ OK ]
>Setting hostname switch-2: [ OK ]
>grep: /proc/mounts: No such file or directory
>Checking root filesystem
>fsck: fsck.nfs: not found
>fsck: Error 2 while executing fsck.nfs for /dev/nfs
>[ OK ]
>Checking filesystems
>Checking all file systems.
>[ OK ]
>Mounting local filesystems: [ OK ]
>Enabling swap space: [ OK ]
>grep: /proc/cpuinfo: No such file or directory
> Oops: Exception in kernel
>mode, sig: 4
>NIP: C0040520 XER: 00000000 LR: C0003FFC SP: C3A7FE80 REGS: c3a7fdd0
>TRAP: 0700
>MSR: 00089032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
>TASK = c3a7e000[95] 'mount' Last syscall: 21
>last math c3a7e000 last altivec 00000000
>GPR00: 00000054 C3A7FE80 C3A7E000 10020038 10020048 10020058 C0ED0000
>00000000
>GPR08: 10020059 C3A7FE90 C0040520 40222088 40222088 100262E8 00000000
>100D6ED0
>GPR16: 7FFFFCAC 7FFFFCA8 10020000 00000000 00009032 03A7FE80 00000000
>C0004268
>GPR24: C0003FA0 10020018 7FFFFED0 00000000 10020038 00000000 00000000
>7FFFFCB8
>Call backtrace:
>C0003FFC FFFFFFFF 10002440 10002ED0 10003B5C 100048EC 0FEE5238
>00000000
>INIT: Entering runlevel: 3
>grep: /proc/cmdline: No such file or directory
>Entering non-interactive startup
>Starting system logger: Oops: Exception in kernel mode, sig: 4
>NIP: C0040520 XER: 00000000 LR: C0003FFC SP: C3A3DE80 REGS: c3a3ddd0
>TRAP: 0700
>MSR: 00089032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
>TASK = c3a3c000[112] 'mount' Last syscall: 21
>last math c3a3c000 last altivec 00000000
>GPR00: 00000054 C3A3DE80 C3A3C000 10020050 10020060 10020070 C0ED0000
>00000000
>GPR08: 10020071 C3A3DE90 C0040520 40222080 40222080 100262E8 00000000
>100AF350
>GPR16: 7FFFFC9C 7FFFFC98 10020000 00000000 00009032 03A3DE80 00000000
>C0004268
>GPR24: C0003FA0 10020030 7FFFFEC6 00000000 10020050 00000000 00000000
>7FFFFCA8
>Call backtrace:
>C0003FFC FFFFFFFF 10002440 10002ED0 10003B5C 100048EC 0FEE5238
>00000000
>pidof: /proc not mounted, failed to mount.
>[ OK ]
>Starting kernel logger: Oops: Exception in kernel mode, sig: 4
>NIP: C0040520 XER: 00000000 LR: C0003FFC SP: C39B1E80 REGS: c39b1dd0
>TRAP: 0700
>MSR: 00089032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
>TASK = c39b0000[123] 'mount' Last syscall: 21
>last math c39b0000 last altivec 00000000
>GPR00: 00000054 C39B1E80 C39B0000 10020050 10020060 10020070 C0ED0000
>00000000
>GPR08: 10020071 C39B1E90 C0040520 40222080 40222080 100262E8 00000000
>100DA250
>GPR16: 7FFFFC9C 7FFFFC98 10020000 00000000 00009032 039B1E80 00000000
>C0004268
>GPR24: C0003FA0 10020030 7FFFFEC6 00000000 10020050 00000000 00000000
>7FFFFCA8
>Call backtrace:
>C0003FFC FFFFFFFF 10002440 10002ED0 10003B5C 100048EC 0FEE5238
>00000000
>pidof: /proc not mounted, failed to mount.
>[ OK ]
>Starting xinetd: Oops: Exception in kernel mode, sig: 4
>NIP: C0040520 XER: 00000000 LR: C0003FFC SP: C3967E80 REGS: c3967dd0
>TRAP: 0700
>MSR: 00089032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
>TASK = c3966000[139] 'mount' Last syscall: 21
>last math c3966000 last altivec 00000000
>GPR00: 00000054 C3967E80 C3966000 10020CD8 10020CE8 10020CF8 C0ED0000
>00000000
>GPR08: 10020CF9 C3967E90 C0040520 44222088 44222088 100262E8 00000000
>100DD750
>GPR16: 7FFFFC1C 7FFFFC18 10020000 00000000 00009032 03967E80 00000000
>C0004268
>GPR24: C0003FA0 10020CB8 7FFFFE61 00000000 10020CD8 00000000 00000000
>7FFFFC28
>Call backtrace:
>C0003FFC FFFFFFFF 10002440 10002ED0 10003B5C 100048EC 0FEE5238
>00000000
>pidof: /proc not mounted, failed to mount.
>[ OK ]
>
>switch-2 login:
>
>
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