Hello,
I got the DM814x/Am387x EVM which includes a 8G SD card with MLO, u-boot.bin and uImage on it.
I boot DM814x with this default SD card as following:
U-Boot 2010.06 (Aug 30 2011 - 02:14:50)
TI8148-GP rev 2.1
ARM clk: 600MHz
DDR clk: 400MHz
I2C: ready
DRAM: 2 GiB
NAND: HW ECC Hamming Code selected
256 MiB
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Net: <ethaddr> not set. Reading from E-fuse
Detected MACID:40:5f:c2:1f:f6:b4
cpsw
Hit any key to stop autoboot: 0
mmc1 is available
reading boot.scr
300 bytes read
Running bootscript from MMC/SD to set the ENV...
## Executing script at 80900000
reading uImage
2457196 bytes read
## Booting kernel from Legacy Image at 80009000 ...
Image Name: Arago/2.6.37-psp04.01.00.05/dm81
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 2457132 Bytes = 2.3 MiB
Load Address: 80008000
Entry Point: 80008000
Verifying Checksum ... OK
Loading Kernel Image ... OK
OK
Starting kernel ...
Uncompressing Linux... done, booting the kernel.
Linux version 2.6.37 (x0029463@swubn01) (gcc version 4.3.3 (Sourcery G++ Lite 2009q1-203) ) #1 Tue Aug 30 02:17:12 IST 2011
CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c53c7f
CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache
Machine: ti8148evm
vram size = 52428800 at 0
reserved size = 52428800 at 0
FB: Reserving 52428800 bytes SDRAM for VRAM
Memory policy: ECC disabled, Data cache writeback
OMAP chip is TI8148 2.0
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 52224
Kernel command line: console=ttyO0,115200n8 rootwait root=/dev/mmcblk0p2 rw mem=256M earlyprink notifyk.vpssm3_sva=0xBF900000
vram=50M ti814xfb.vram=0:16M,1:16M,2:6M ip=off noinitrd
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: 206MB = 206MB total
Memory: 203408k/203408k available, 58736k reserved, 0K highmem
Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
DMA : 0xffc00000 - 0xffe00000 ( 2 MB)
vmalloc : 0xd0800000 - 0xf8000000 ( 632 MB)
lowmem : 0xc0000000 - 0xd0000000 ( 256 MB)
modules : 0xbf000000 - 0xc0000000 ( 16 MB)
.init : 0xc0008000 - 0xc0037000 ( 188 kB)
.text : 0xc0037000 - 0xc04a6000 (4540 kB)
.data : 0xc04a6000 - 0xc04e9400 ( 269 kB)
SLUB: Genslabs=11, HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
NR_IRQS:375
IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrupts
Total of 128 interrupts on 1 active controller
GPMC revision 6.0
Trying to install interrupt handler for IRQ368
Trying to install interrupt handler for IRQ369
Trying to install interrupt handler for IRQ370
Trying to install interrupt handler for IRQ371
Trying to install interrupt handler for IRQ372
Trying to install interrupt handler for IRQ373
Trying to install interrupt handler for IRQ374
Trying to install type control for IRQ375
Trying to set irq flags for IRQ375
OMAP clockevent source: GPTIMER1 at 20000000 Hz
Console: colour dummy device 80x30
Calibrating delay loop... 598.01 BogoMIPS (lpj=2990080)
pid_max: default: 32768 minimum: 301
Security Framework initialized
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
devtmpfs: initialized
omap_voltage_early_init: voltage driver support not added
regulator: core version 0.5
regulator: dummy:
NET: Registered protocol family 16
OMAP GPIO hardware version 0.1
OMAP GPIO hardware version 0.1
OMAP GPIO hardware version 0.1
OMAP GPIO hardware version 0.1
omap_mux_init: Add partition: #1: core, flags: 4
registered ti814x_vpss device
registered TI814x on-chip HDMI device
pm_dbg_init: only OMAP3 supported
Registered ti81xx_fb device
bio: create slab <bio-0> at 0
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
omap_i2c omap_i2c.1: bus 1 rev4.0 at 100 kHz
pcf857x 1-0021: gpios 128..143 on a pcf8575
i2c i2c-1: Failed to register i2c client PCF_8575 at 0x21 (-16)
i2c i2c-1: Can't create device at 0x21
Advanced Linux Sound Architecture Driver Version 1.0.23.
Switching to clocksource gp timer
musb-hdrc: version 6.0, host, debug=0
musb-hdrc musb-hdrc.0: dma type: dma-cppi41
registerd cppi-dma Intr @ IRQ 17
Cppi41 Init Done
musb-hdrc musb-hdrc.0: MUSB HDRC host driver
musb-hdrc musb-hdrc.0: new USB bus registered, assigned bus number 1
usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: MUSB HDRC host driver
usb usb1: Manufacturer: Linux 2.6.37 musb-hcd
usb usb1: SerialNumber: musb-hdrc.0
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
musb-hdrc musb-hdrc.0: USB Host mode controller at d080c000 using DMA, IRQ 18
musb-hdrc musb-hdrc.1: dma type: dma-cppi41
musb-hdrc musb-hdrc.1: MUSB HDRC host driver
musb-hdrc musb-hdrc.1: new USB bus registered, assigned bus number 2
usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb2: Product: MUSB HDRC host driver
usb usb2: Manufacturer: Linux 2.6.37 musb-hcd
usb usb2: SerialNumber: musb-hdrc.1
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 1 port detected
musb-hdrc musb-hdrc.1: USB Host mode controller at d081e800 using DMA, IRQ 19
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: 3, 32768 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
TCP reno registered
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
NetWinder Floating Point Emulator V0.97 (double precision)
PMU: registered new PMU device of type 0
omap-iommu omap-iommu.0: ducati registered
omap-iommu omap-iommu.1: sys registered
JFFS2 version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
msgmni has been set to 397
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
omap_uart.0: ttyO0 at MMIO 0x48020000 (irq = 72) is a OMAP UART0
console [ttyO0] enabled
omap_uart.1: ttyO1 at MMIO 0x48022000 (irq = 73) is a OMAP UART1
omap_uart.2: ttyO2 at MMIO 0x48024000 (irq = 74) is a OMAP UART2
omap_uart.3: ttyO3 at MMIO 0x481a6000 (irq = 44) is a OMAP UART3
omap_uart.4: ttyO4 at MMIO 0x481a8000 (irq = 45) is a OMAP UART4
omap_uart.5: ttyO5 at MMIO 0x481aa000 (irq = 46) is a OMAP UART5
brd: module loaded
loop: module loaded
ahci ahci.0: forcing PORTS_IMPL to 0x1
ahci ahci.0: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode
ahci ahci.0: flags: ncq sntf pm led clo only pmp pio slum part ccc apst
scsi0 : ahci_platform
ata1: SATA max UDMA/133 mmio [mem 0x4a140000-0x4a150fff] port 0x100 irq 16
omap2-nand driver initializing
NAND device: Manufacturer ID: 0x2c, Chip ID: 0xca (Micron )
Creating 6 MTD partitions on "omap2-nand.0":
0x000000000000-0x000000020000 : "U-Boot-min"
0x000000020000-0x000000260000 : "U-Boot"
0x000000260000-0x000000280000 : "U-Boot Env"
0x000000280000-0x0000006c0000 : "Kernel"
0x0000006c0000-0x00000cee0000 : "File System"
0x00000cee0000-0x000010000000 : "Reserved"
davinci_mdio davinci_mdio.0: davinci mdio revision 1.6
davinci_mdio davinci_mdio.0: detected phy mask fffffffc
davinci_mdio.0: probed
davinci_mdio davinci_mdio.0: phy[0]: device 0:00, driver unknown
davinci_mdio davinci_mdio.0: phy[1]: device 0:01, driver unknown
usbcore: registered new interface driver cdc_ether
usbcore: registered new interface driver dm9601
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
mice: PS/2 mouse device common for all mice
ata1: SATA link down (SStatus 0 SControl 300)
qt602240_ts 1-004a: Family ID: 128 Variant ID: 1 Version: 22 Build: 171
qt602240_ts 1-004a: Matrix X Size: 18 Matrix Y Size: 12 Object Num: 17
input: AT42QT602240/ATMXT224 Touchscreen as /devices/platform/omap/omap_i2c.1/i2c-1/1-004a/input/input0
i2c /dev entries driver
Linux video capture interface: v2.00
usbcore: registered new interface driver uvcvideo
USB Video Class driver (v1.0.0)
OMAP Watchdog Timer Rev 0x00: initial timeout 60 sec
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
notify_init : notify drivercreated for remote proc id 2 at physical Address 0xbf900000
usbcore: registered new interface driver snd-usb-audio
asoc: tlv320aic3x-hifi <-> davinci-mcasp.2 mapping ok
ALSA device list:
#0: TI81XX EVM
TCP cubic registered
NET: Registered protocol family 17
Registering the dns_resolver key type
VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3
omap_voltage_late_init: Voltage driver support not added
Detected MACID=0:0:0:0:0:0
Waiting for root device /dev/mmcblk0p2...
mmc0: new high speed SDHC card at address e624
mmcblk0: mmc0:e624 SD08G 7.40 GiB
mmcblk0: p1 p2 p3
VFS: Cannot open root device "mmcblk0p2" or unknown-block(179,2)
Please append a correct "root=" boot option; here are the available partitions:
1f00 128 mtdblock0 (driver?)
1f01 2304 mtdblock1 (driver?)
1f02 128 mtdblock2 (driver?)
1f03 4352 mtdblock3 (driver?)
1f04 204928 mtdblock4 (driver?)
1f05 50304 mtdblock5 (driver?)
b300 7761920 mmcblk0 driver: mmcblk
b301 40131 mmcblk0p1 00000000-0000-0000-0000-000000000mmcblk0p1
b302 883575 mmcblk0p2 00000000-0000-0000-0000-000000000mmcblk0p2
b303 6835657 mmcblk0p3 00000000-0000-0000-0000-000000000mmcblk0p3
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(179,2)
Backtrace:
[<c0045b44>] (dump_backtrace+0x0/0x110) from [<c0378128>] (dump_stack+0x18/0x1c)
r7:cc813000 r6:00000000 r5:c002b0cc r4:c04e9b10
[<c0378110>] (dump_stack+0x0/0x1c) from [<c037818c>] (panic+0x60/0x17c)
[<c037812c>] (panic+0x0/0x17c) from [<c0009254>] (mount_block_root+0x1e0/0x220)
r3:00000000 r2:00000000 r1:cc82bf58 r0:c042ea8c
[<c0009074>] (mount_block_root+0x0/0x220) from [<c0009340>] (mount_root+0xac/0xcc)
[<c0009294>] (mount_root+0x0/0xcc) from [<c00094d0>] (prepare_namespace+0x170/0x1d4)
r4:c04e9464
[<c0009360>] (prepare_namespace+0x0/0x1d4) from [<c0008784>] (kernel_init+0x114/0x154)
r5:c0008670 r4:c04e9400
[<c0008670>] (kernel_init+0x0/0x154) from [<c0068504>] (do_exit+0x0/0x5e4)
r5:c0008670 r4:00000000
But got the "VFS: Cannot open root device "mmcblk0p2" or unknown-block(179,2)" errors. Please let me know what I can do to fix this error to get DM814x boot correct. Thanks in advance.
Jian
