系统启动后可控制台交互,没有显示
硬件:TI 3530 (ARM-A8)
软件:linux 2.6.30
dmesg:
Texas Instruments X-Loader 1.4.2 (Jan 13 2010 - 06:59:23)
Reading boot sector
Loading u-boot.bin from mmc
U-Boot 2009.11 (May 05 2010 - 13:54:47)
OMAP3530-GP ES3.1, CPU-OPP2, L3-165MHz, Max clock-600Mhz
Gumstix Overo board + LPDDR/NAND
I2C: ready
DRAM: 256 MB
NAND: 256 MiB
*** Warning - bad CRC or NAND, using default environment
In: serial
Out: serial
Err: serial
Board revision: 0
No EEPROM on expansion board
Die ID #096c00240000000004035c141001400f
Net: smc911x-0
Hit any key to stop autoboot: 0
mmc1 is available
reading boot.scr
** Unable to read "boot.scr" from mmc 0:1 **
reading uImage
2842376 bytes read
Booting from mmc ...
## Booting kernel from Legacy Image at 82000000 ...
Image Name: Angstrom/2.6.30/overo
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 2842312 Bytes = 2.7 MB
Load Address: 80008000
Entry Point: 80008000
Verifying Checksum ... OK
Loading Kernel Image ... OK
OK
Starting kernel ...
Uncompressing Linux......................................................................................................................................................................................... done, booting the kernel.
Linux version 2.6.30-omap1 (nicholas@nicholas-desktop) (gcc version 4.3.3 (GCC) ) #1 Thu May 6 13:13:41 CST 2010
CPU: ARMv7 Processor [411fc083] revision 3 (ARMv7), cr=10c5387f
CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
Machine: Gumstix Overo
Memory policy: ECC disabled, Data cache writeback
OMAP3430 ES3.1
SRAM: Mapped pa 0x40200000 to va 0xd7000000 size: 0x100000
Reserving 12582912 bytes SDRAM for VRAM
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 65024
Kernel command line: console=ttyS2,115200n8 mpurate=500 vram=12M omapfb.mode=dvi:1024x768MR-16@60 omapfb.debug=y omapdss.def_disp=dvi root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait
NR_IRQS:402
Clocking rate (Crystal/DPLL/ARM core): 26.0/331/500 MHz
GPMC revision 5.0
IRQ: Found an INTC at 0xd8200000 (revision 4.0) with 96 interrupts
Total of 96 interrupts on 1 active controller
OMAP34xx GPIO hardware version 2.5
PID hash table entries: 1024 (order: 10, 4096 bytes)
OMAP clockevent source: GPTIMER1 at 32768 Hz
Console: colour dummy device 80x30
Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
Memory: 128MB 128MB = 256MB total
Memory: 241280KB available (4516K code, 553K data, 920K init, 0K highmem)
Calibrating delay loop... 499.92 BogoMIPS (lpj=1949696)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
net_namespace: 764 bytes
regulator: core version 0.5
NET: Registered protocol family 16
Found NAND on CS0
Registering NAND on CS0
Switched to new clocking rate (Crystal/DPLL3/MPU): 26.0/331/165 MHz
OMAP DMA hardware revision 4.0
bio: create slab <bio-0> at 0
i2c_omap i2c_omap.1: bus 1 rev3.12 at 2600 kHz
twl4030: PIH (irq 7) chaining IRQs 368..375
twl4030: power (irq 373) chaining IRQs 376..383
twl4030: gpio (irq 368) chaining IRQs 384..401
regulator: VMMC1: 1850 <--> 3150 mV normal standby
regulator: VDAC: 1800 mV normal standby
regulator: VUSB1V5: 1500 mV normal standby
regulator: VUSB1V8: 1800 mV normal standby
regulator: VUSB3V1: 3100 mV normal standby
regulator: VPLL2: 1800 mV normal standby
i2c_omap i2c_omap.3: bus 3 rev3.12 at 400 kHz
SCSI subsystem initialized
twl4030_usb twl4030_usb: Initialized TWL4030 USB module
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
Bluetooth: Core ver 2.15
NET: Registered protocol family 31