在移植linux时终端出现下面的信息：
early_printk_console is enabled at 0x84020000
Ramdisk addr 0x00000003, Compiled-in FDT at 0xc0236078
Linux version 2.6.32 (z@GODSON) (gcc version 4.1.2) #0 Fri Apr 2 20:01:33 CST 2010
setup_cpuinfo: initialising
setup_cpuinfo: Unsupported PVR setting
setup_memory: max_mapnr: 0x10000
setup_memory: min_low_pfn: 0x90000
setup_memory: max_low_pfn: 0xa0000
On node 0 totalpages: 65536
free_area_init_node: node 0, pgdat c02e82a4, node_mem_map c0401000
Normal zone: 512 pages used for memmap
Normal zone: 0 pages reserved
Normal zone: 65024 pages, LIFO batch:15
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 65024
Kernel command line: console=ttyUL0,9600
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: 255360k/262144k available
Hierarchical RCU implementation.
NR_IRQS:32
xlnx,xps-intc-1.00.a #0 at 0xd0000000, num_irq=8, edge=0x6
xlnx,xps-timer-1.00.a #0 at 0xd0004000, irq=6
Heartbeat GPIO at 0xd0008000
microblaze_timer_set_mode: shutdown
microblaze_timer_set_mode: periodic
Calibrating delay loop... 61.84 BogoMIPS (lpj=309248)
Mount-cache hash table entries: 512
NET: Registered protocol family 16
bio: create slab at 0
XGpio: /plb@0/gpio@81460000: registered
XGpio: /plb@0/gpio@81440000: registered
XGpio: /plb@0/gpio@81420000: registered
XGpio: /plb@0/gpio@81400000: registered
Switching to clocksource microblaze_clocksource
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: 5, 163840 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
TCP reno registered
NET: Registered protocol family 1
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
Slow work thread pool: Starting up
Slow work thread pool: Ready
msgmni has been set to 499
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
84020000.serial: ttyUL0 at MMIO 0x84020003 (irq = 1) is a uartlite
console [ttyUL0] enabled
84000000.serial: ttyUL1 at MMIO 0x84000003 (irq = 2) is a uartlite
brd: module loaded
Device Tree Probing 'ethernet'
xilinx_lltemac 81c00000.ethernet: Locallink connection not matched.
i2c /dev entries driver
Device Tree Probing 'i2c'
#0 at 0x81600000 mapped to 0xD00A0000, irq=3
TCP cubic registered
NET: Registered protocol family 17
Freeing unused kernel memory: 923krInstruction bus error exception in kernel mode.
Oops: bus exception, sig: 7
Registers dump: mode=1 r1=CF831EA8, r2=00000000, r3=00000001, r4=C02D9D8C
r5=C02E82A4, r6=C02E82C4, r7=C02E82A4, r8=00000000
r9=00000003, r10=00000000, r11=0000003C, r12=0000003E
r13=00000000, r14=00000000, r15=C0061798, r16=00000000
r17=48000000, r18=00000000, r19=CF09DDE8, r20=00000000
r21=00000000, r22=CF09F6D0, r23=CF09F598, r24=48000000
r25=48001000, r26=CF09F530, r27=CF09F598, r28=CF09F5A4
r29=00000000, r30=BFFA7F24, r31=CF820C98, rPC=C0006EEC
msr=800045AE, ear=48000000, esr=48001000, fsr=CF09F530
不知道
“Freeing unused kernel memory: 923krInstruction bus error exception in kernel mode.
Oops: bus exception, sig: 7”
这个问题是什么原因造成的，想请教一下！
[ 本帖最后由 200692269 于 2010-4-2 21:33 编辑 ]
FPGA/CPLD