[Hardware Hacking General] AdamOutler:
All commands available at SBL Prompt.

SBL> help
Following commands are supported:
* setenv
* saveenv
* printenv
* help
* reset
* boot
* kernel
* format
* open
* close
* erasepart
* eraseall
* loadkernel
* showpart
* addpart
* delpart
* savepart
* nkernel
* nramdisk
* nandread
* nandwrite
* usb
* mmctest
* keyread
* readadc
* usb_read
* usb_write
* fuelgauge
* pmic_read
* pmic_write
To get commands help, Type "help <command>"
SBL> help setenv
* Help : setenv
* Usage : setenv [name] [value] . .
Modify current environment info on ram

SBL> help saveenv
* Help : saveenv
* Usage : saveenv
Save cuurent environment info to flash

SBL> help printenv
* Help : printenv
* Usage : printenv
Print current environment info on ram

SBL> help reset
* Help : reset
* Usage : reboot
Reboot system

SBL> help boot
* Help : boot
* Usage : boot [kernel options]
Boot Linux with optional kernel options

SBL> help kernel
* Help : kernel
* Usage : kernel hex_adr
Change the Linux kernel base

SBL> help format
* Help : format
* Usage : format
format device
SBL> help open
* Help : open
* Usage : open
open device
SBL> help close
* Help : close
* Usage : close
close device
SBL> help erasepart
* Help : erasepart
* Usage : erasepart partition_id
erase part of units
- ex) erase 0x9(temp partition)
SBL> help eraseall
* Help : eraseall
* Usage : eraseall
erase all units
SBL> help loadkernel
* Help : loadkernel
* Usage : loadkernel
load kernel image
- loadkernel 0x80A00000 from kernel partition
SBL> help showpart
* Help : showpart
* Usage : showpart
show partition information
SBL> help addpart
* Help : addpart
* Usage : addpart <id> <attr> <unit>
add partition information
- ex) addpart 0x(id) 0x1(attr) 0x10(units)
SBL> help delpart
* Help : delpart
* Usage : delpart
delete last partition information
SBL> help savepart
* Help : savepart
* Usage : savepart
save partition information
SBL> help nkernel
* Help : nkernel
* Usage : nkernel command
* Usage : nkernel
read kernel from flash to DDR

SBL> help nramdisk
* Help : nramdisk
* Usage : nramdisk command
* Usage : nramdisk
read ramdisk from flash to DDR

SBL> help nandread
* Help : nandread
* Usage : * Usage : nandread <PARTID> <SIZE>
read partition from flash to SDRAM(0x80000000)

SBL> help nandwrite
* Help : nandwrite
* Usage : * Usage: nandwrite <PARTID> <SIZE>
write partition from SDRAM(0x80000000) to flash

SBL> help usb
* Help : usb
* Usage : usb download command
SBL> help mmctest
* Help : mmctest
* Usage : *Usage : mmctest

SBL> help keyread
* Help : keyread
* Usage : *Usage : keyread

SBL> help readadc
* Help : readadc
* Usage : *Usage : readadc <channel>

SBL> help usb_read
* Help : usb_read
* Usage : usb_read reg
Read the usb ic register

SBL> help usb_write
* Help : usb_write
* Usage : usb_write reg, val
Read the usb ic register

SBL> help fuelgauge
* Help : fuelgauge
* Usage : *usage : fuelgauge

SBL> help pmic_read
* Help : pmic_read
* Usage : pmic_read reg
Read the pmic register

SBL> help pmic_write
* Help : pmic_write
* Usage : pmic_write reg, val
Read the pmic register

SBL> printenv
PARAM Rev 1.3
SERIAL_SPEED : 7
LOAD_RAMDISK : 0
BOOT_DELAY : 0
LCD_LEVEL : 97
SWITCH_SEL : 65
PHONE_DEBUG_ON : 0
LCD_DIM_LEVEL : 0
LCD_DIM_TIME : 6
MELODY_MODE : 1
REBOOT_MODE : 0
NATION_SEL : 0
LANGUAGE_SEL : 0
SET_DEFAULT_PARAM : 0
PARAM_INT_13 : 0
PARAM_INT_14 : 0
VERSION : I9000XXIL
CMDLINE : console=ttySAC2,115200 loglevel=4
DELTA_LOCATION : /mnt/rsv
PARAM_STR_3 :
PARAM_STR_4 :
SBL> showpart
board partition information update.. source: 0x0
Now Read Images - ID : 1
.Done.
read 1 units.
==== PARTITION INFORMATION ====
ID : IBL+PBL (0x0)
ATTR : RO SLC (0x1002)
FIRST_UNIT : 0
NO_UNITS : 1
===============================
ID : PIT (0x1)
ATTR : RO SLC (0x1002)
FIRST_UNIT : 1
NO_UNITS : 1
===============================
ID : EFS (0x14)
ATTR : RW STL SLC (0x1101)
FIRST_UNIT : 2
NO_UNITS : 40
===============================
ID : SBL (0x3)
ATTR : RO SLC (0x1002)
FIRST_UNIT : 42
NO_UNITS : 5
===============================
ID : SBL2 (0x4)
ATTR : RO SLC (0x1002)
FIRST_UNIT : 47
NO_UNITS : 5
===============================
ID : PARAM (0x15)
ATTR : RW STL SLC (0x1101)
FIRST_UNIT : 52
NO_UNITS : 20
===============================
ID : KERNEL (0x6)
ATTR : RO SLC (0x1002)
FIRST_UNIT : 72
NO_UNITS : 30
===============================
ID : RECOVERY (0x7)
ATTR : RO SLC (0x1002)
FIRST_UNIT : 102
NO_UNITS : 30
===============================
ID : FACTORYFS (0x16)
ATTR : RW STL SLC (0x1101)
FIRST_UNIT : 132
NO_UNITS : 1146
===============================
ID : DBDATAFS (0x17)
ATTR : RW STL SLC (0x1101)
FIRST_UNIT : 1278
NO_UNITS : 536
===============================
ID : CACHE (0x18)
ATTR : RW STL SLC (0x1101)
FIRST_UNIT : 1814
NO_UNITS : 130
===============================
ID : MODEM (0xb)
ATTR : RO SLC (0x1002)
FIRST_UNIT : 1944
NO_UNITS : 60
===============================
SBL> mmctest
Enable Movinand
[set_mmc_ocr] Sector Mode
[hsmmc_init] MMC card is detected
Product Name : MAG4FA
<display_card_info:935> ext_csd

<display_card_info:937>card_size: 15264
Total Card Size: 15265 MByte

SBL> keyread
keyread: row(0) col(0) read key value = 0x1
keyread: row(1) col(0) read key value = 0x2
SBL> pmic_read
---------read pmic register : multiple
(0x0 : 0x0), (0x1 : 0x0), (0x2 : 0x0), (0x3 : 0x0),
(0x4 : 0x0), (0x5 : 0xf0), (0x6 : 0x0), (0x7 : 0x0),
(0x8 : 0x40), (0x9 : 0x0), (0xa : 0xff), (0xb : 0xff),
(0xc : 0xa), (0xd : 0x80), (0xe : 0xff), (0xf : 0xff),
(0x10 : 0x3f), (0x11 : 0xef), (0x12 : 0x78), (0x13 : 0x10),
(0x14 : 0xbb), (0x15 : 0x12), (0x16 : 0x12), (0x17 : 0x12),
(0x18 : 0x12), (0x19 : 0xe), (0x1a : 0xe), (0x1b : 0x2),
(0x1c : 0x4), (0x1d : 0x86), (0x1e : 0x11), (0x1f : 0xc),
(0x20 : 0x2), (0x21 : 0x2), (0x22 : 0x30), (0x23 : 0xac),
(0x24 : 0x4), (0x25 : 0x14), (0x26 : 0x6), (0x27 : 0x10),
(0x28 : 0x2), (0x29 : 0xe), (0x2a : 0x31), (0x2b : 0x17),

This is what happens when you go into download mode... this occurs near the end of the SBL.

SBL> usb
reading nps status file is successfully!.
nps status=0x504d4f43

==> Welcome to ARIES!
==> Entering usb download mode..
DISPLAY_PATH_SEL[MDNIE 0x1]is on
MDNIE setting Init start!!
vsync interrupt is off
video interrupt is off
[fb0] turn on
MDNIE setting Init end!!
lcd_power_on_ld9040
s6e63m0_c110_spi_read_byte-------------------------: 86
DA lcd ID1 = 86
s6e63m0_c110_spi_read_byte-------------------------: 48
DB lcd ID2 = 48
s6e63m0_c110_spi_read_byte-------------------------: 44
DC lcd ID3 = 44
LCD_ID == 3