[Barnes & Noble Nook Tablet] AdamOutler:
Here is what happens when you halt boot

Texas Instruments X-Loader 1.41 (Oct 21 2011 - 14:00:05)
Start not on PWRON, skipping power button check.
Starting OS Bootloader from EMMC ...

U-Boot 1.1.4-acclaim1.4_1.4.0.1029^{} (Nov 11 2011 - 12:34:20)

Load address: 0x80e80000
DRAM: 1024 MB
Using default environment

In: serial
Out: serial
Err: serial
hw_status 0x23 vbus_status 0x80
mmc read: Invalid size
mmc read: Invalid size

6 bytes read
MAX17042+UBOOT: battery type=MCNAIR
MAX17042+UBOOT: gas gauge detected (0x0002)
MAX17042_STATUS (00h) is 0x0002
MAX17042+UBOOT: BATTERY Detected!
MAX17042+UBOOT:POR detected!
mmc read: Invalid size
mmc read: Invalid size

40 bytes read
Valid max17042 init data is loaded into memory
0x1234
0x1eb9
0x00bf
0x1eb9
0x0000
0x0100
0x0080
0x3670
0x078f
0x0000
0x0000
0x4aa8
0x2f2c
0x0140
0x7d5a
0x87a4
0x1400
0x1eb9
0x1eb9
0x4ad4
verify if mem loaded: FullcapNom was saved as 1eb9
MAX17042_Version (21h) is 0x0092
MAX17042_DesignCap (18h) is 0x07d0
MAX17042_OCV (fbh) is 0xc640
MAX17042_FSTAT (fdh) is 0x3950
MAX17042_SOCvf (ffh) is 0x47ec
uboot verify: 1d CONFIG is 2210 ; should be 2210 & 0xFDFB
uboot verify: 2a RELAXCFG is 083b ; should be 083b
uboot verify: 29 FILTERCFG is 87a4 ; should be 87a4
uboot verify: 28 LEARNCFG is 2406 ; should be 2406 & 0xFF0F
uboot verify: 18 DesignCap is 07d0 ; should be 1eb9
max17042_write_custom_para: use hardcoded values
ICHGTerm = 0x0140
use hardcoded Capacity 0x1eb9
VFSOC = 0x4af0
fullcap0=0x1ec4 VFSOC=0x4af0 remcap=0x170e
MAX17042_STATUS (00h) is 0x0002
STATUS = 0x0002 -- clearing POR
MAX17042_STATUS (00h) is 0x0000
Restoring learned parameters
Restoring learned full capacity
FullCap0=0x1ec4 SOCmix=0x4af0, remcap=0x170e
FullCAP = 0x1eb9
Max17042 init is done
SOC 75%, booting.
Board revision PVT
mmc read: Invalid size
mmc read: Invalid size

16 bytes read
ptn 0 name='xloader' start=256 len=131072
ptn 1 name='bootloader' start=512 len=262144
ptn 2 name='recovery' start=1024 len=15728640
ptn 3 name='boot' start=32768 len=16777216
ptn 4 name='rom' start=65536 len=50331648
ptn 5 name='bootdata' start=163840 len=50331648
ptn 6 name='factory' start=262144 len=387973120
ptn 7 name='system' start=1019904 len=641728512
ptn 8 name='cache' start=2273280 len=446693376
ptn 9 name='media' start=3145728 len=1073741824
ptn 10 name='userdata' start=5242880 len=64991232
mmc read: Invalid size

1088 bytes read
BCB found, checking...
Booting into recovery
mmc read: Invalid size
mmc read: Invalid size

4 bytes read
BootCnt 3

1 bytes written
Autobooting in 0 seconds, press <SPACE> to stop...
OMAP44XX SDP #
OMAP44XX SDP # ls
Unknown command 'ls' - try 'help'
OMAP44XX SDP # help
? - alias for 'help'
base - print or set address offset
bdinfo - print Board Info structure
boot - boot default, i.e., run 'bootcmd'
bootd - boot default, i.e., run 'bootcmd'
booti - boot android bootimg from memory
bootm - boot application image from memory
cmd_bl_disable - Backlight disable.
cmd_bl_enable - Backlight enable.
cmd_lcdpwr_disable - LCD panel power disable.
cmd_lcdpwr_enable - LCD panel power enable.
cmp - memory compare
coninfo - print console devices and information
cp - memory copy
crc32 - checksum calculation
echo - echo args to console
fastboot- use USB Fastboot protocol
fatinfo - print information about filesystem
fatload - load binary file from a dos filesystem
fatls - list files in a directory (default /)
fatsave - save binary file to a dos filesystem
go - start application at address 'addr'
help - print online help
ibus - Select i2c Bus
icrc32 - checksum calculation
iloop - infinite loop on address range
imd - i2c memory display
iminfo - print header information for application image
imm - i2c memory modify (auto-incrementing)
imw - memory write (fill)
inm - memory modify (constant address)
iprobe - probe to discover valid I2C chip addresses
itest - return true/false on integer compare
lcd_set_backlight - set backlight level.
loads - load S-Record file over serial line
loop - infinite loop on address range
march_mtest_blk - DRAM March blk test
md - memory display
mm - memory modify (auto-incrementing)
mmc - MMC sub system commands
mtest - simple RAM test
mw - memory write (fill)
nm - memory modify (constant address)
printenv- print environment variables
reset - Perform RESET of the CPU
run - run commands in an environment variable
saveenv - save environment variables to persistent storage
setenv - set environment variables
sleep - delay execution for some time
version - print monitor version
OMAP44XX SDP #

Oh my word... We have alot of work to do in here.