De momento exitazo

Aquí la salida del primer arranque (correcto) con el kernel hecho a medida:

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Texas Instruments X-Loader 1.4.2 (Feb 19 2009 - 12:01:24)
Reading boot sector
Loading u-boot.bin from nand


U-Boot 2009.01-dirty (Feb 19 2009 - 12:22:31)

I2C:   ready
OMAP3530-GP rev 2, CPU-OPP2 L3-165MHz
OMAP3 Beagle board + LPDDR/NAND
DRAM:  256 MB
NAND:  256 MiB
MUSB: using high speed
In:    serial usbtty 
Out:   serial usbtty 
Err:   serial usbtty 
Board revision C
Serial #4554000300000000040323090a020009
Hit any key to stop autoboot:  0 
reading uImage

1959728 bytes read
## Booting kernel from Legacy Image at 80300000 ...
   Image Name:   Linux-2.6.33-rc5-07168-gc48807a-
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    1959664 Bytes =  1.9 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 2.6.33-rc5-07168-gc48807a-dirty (rcn@storm) (gcc version 4.4.0 (crosstool-NG-1.5.3) ) #1 Sat Jan 23 15:16:0
CPU: ARMv7 Processor [411fc083] revision 3 (ARMv7), cr=10c53c7f
CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
Machine: OMAP3 Beagle Board
Memory policy: ECC disabled, Data cache writeback
OMAP3430/3530 ES3.0 (l2cache iva sgx neon isp )
SRAM: Mapped pa 0x40200000 to va 0xfe400000 size: 0x100000
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 65024
Kernel command line: console=ttyS2,115200n8 root=/dev/mmcblk0p2 rootwait rootfstype=ext3 ro
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: 128MB 128MB = 256MB total
Memory: 255744KB available (3320K code, 294K data, 124K init, 0K highmem)
Hierarchical RCU implementation.
RCU-based detection of stalled CPUs is enabled.
NR_IRQS:402
Clocking rate (Crystal/Core/MPU): 26.0/332/500 MHz
Reprogramming SDRC clock to 332000000 Hz
GPMC revision 5.0
IRQ: Found an INTC at 0xfa200000 (revision 4.0) with 96 interrupts
Total of 96 interrupts on 1 active controller
OMAP GPIO hardware version 2.5
OMAP clockevent source: GPTIMER12 at 32768 Hz
Console: colour dummy device 80x30
Calibrating delay loop... 515.72 BogoMIPS (lpj=2015232)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
regulator: core version 0.5
NET: Registered protocol family 16
Found NAND on CS0
Registering NAND on CS0
OMAP DMA hardware revision 4.0
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
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: VUSB1V5: 1500 mV normal standby
regulator: VUSB1V8: 1800 mV normal standby
regulator: VUSB3V1: 3100 mV normal standby
twl4030_usb twl4030_usb: Initialized TWL4030 USB module
regulator: VMMC1: 1850 <--> 3150 mV at 3000 mV normal standby
regulator: VDAC: 1800 mV normal standby
regulator: VDVI: 1800 mV normal standby
regulator: VSIM: 1800 <--> 3000 mV at 1800 mV normal standby
i2c_omap i2c_omap.3: bus 3 rev3.12 at 100 kHz
Switching to clocksource 32k_counter
musb_hdrc: version 6.0, musb-dma, otg (peripheral+host), debug=0
musb_hdrc: USB OTG mode controller at fa0ab000 using DMA, IRQ 92
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)
VFS: Disk quotas dquot_6.5.2
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
JFFS2 version 2.2. (NAND) �� 2001-2006 Red Hat, Inc.
msgmni has been set to 500
alg: No test for stdrng (krng)
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
omapfb: configured for panel omap3beagle
omapfb: DISPC version 3.0 initialized
Console: switching to colour frame buffer device 128x48
omapfb: Framebuffer initialized. Total vram 1572864 planes 1
omapfb: Pixclock 48000 kHz hfreq 44.7 kHz vfreq 57.7 Hz
Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
serial8250.0: ttyS0 at MMIO 0x4806a000 (irq = 72) is a ST16654
serial8250.1: ttyS1 at MMIO 0x4806c000 (irq = 73) is a ST16654
serial8250.2: ttyS2 at MMIO 0x49020000 (irq = 74) is a ST16654
console [ttyS2] enabled
brd: module loaded
loop: module loaded
usbmon: debugfs is not available
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ehci-omap ehci-omap.0: OMAP-EHCI Host Controller
ehci-omap ehci-omap.0: new USB bus registered, assigned bus number 1
ehci-omap ehci-omap.0: irq 77, io mem 0x48064800
ehci-omap ehci-omap.0: USB 2.0 started, EHCI 1.00
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 3 ports detected
i2c /dev entries driver
TCP cubic registered
NET: Registered protocol family 17
NET: Registered protocol family 15
Power Management for TI OMAP3.
VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 1
regulator_init_complete: incomplete constraints, leaving VDVI on
regulator_init_complete: incomplete constraints, leaving VDAC on
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
Waiting for root device /dev/mmcblk0p2...
usb 1-2: new high speed USB device using ehci-omap and address 2
mmc0: new high speed SD card at address b368
mmcblk0: mmc0:b368 SDC   1.87 GiB 
 mmcblk0: p1 p2 p3 < p5 >
hub 1-2:1.0: USB hub found
hub 1-2:1.0: 4 ports detected
kjournald starting.  Commit interval 5 seconds
EXT3-fs (mmcblk0p2): mounted filesystem with writeback data mode
VFS: Mounted root (ext3 filesystem) readonly on device 179:2.
Freeing init memory: 124K
usb 1-2.4: new high speed USB device using ehci-omap and address 3
INIT: version 2.86 booting
Starting the hotplug events dispatcher: udevd.
Synthesizing the initial hotplug events...done.
Waiting for /dev to be fully populated...done.
Setting the system clock.
Cannot access the Hardware Clock via any known method.
Use the --debug option to see the details of our search for an access method.
Unable to set System Clock to: Thu Jan 1 00:00:06 UTC 1970 (warning).
Activating swap...Adding 152576k swap on /dev/mmcblk0p5.  Priority:-1 extents:1 across:152576k SS
done.
Checking root file system...fsck 1.41.3 (12-Oct-2008)
/lib/init/rw/rootdev: clean, 27498/109984 files, 215005/439779 blocks
done.
EXT3-fs (mmcblk0p2): using internal journal
Setting the system clock.
Cannot access the Hardware Clock via any known method.
Use the --debug option to see the details of our search for an access method.
Unable to set System Clock to: Thu Jan 1 00:00:06 UTC 1970 (warning).
Cleaning up ifupdown....
Loading kernel modules...done.
Checking file systems...fsck 1.41.3 (12-Oct-2008)
done.
Setting kernel variables (/etc/sysctl.conf)...Unknown HZ value! (94) Assume 100.
done.
Mounting local filesystems...done.
Activating swapfile swap...done.
Setting up networking....
Configuring network interfaces...SIOCSIFADDR: No such device
eth1: ERROR while getting interface flags: No such device
SIOCSIFNETMASK: No such device
SIOCSIFBRDADDR: No such device
eth1: ERROR while getting interface flags: No such device
eth1: ERROR while getting interface flags: No such device
Failed to bring up eth1.
done.
Starting portmap daemon....
Starting NFS common utilities: statd.
Setting console screen modes and fonts.
INIT: Entering runlevel: 2
Starting enhanced syslogd: rsyslogd.
Starting OpenBSD Secure Shell server: sshd.
Starting NFS common utilities: statd.
Not starting internet superserver: no services enabled.
Starting deferred execution scheduler: atdStarting periodic command scheduler: crond.

Debian GNU/Linux 5.0 debian ttyS2

debian login: 

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Así que de momento todo bien. Tarda unos 12 – 13 segundos en arrancar. Y ocupa 1.9 megas frente a los 3 y pico que ocupaba el anterior. Ahora a documentar, a hacer pruebas y a continuar con lo siguiente que es hacer el sistema de archivos a medida

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