[Galaxy S III Mini Android Development] xd.bx:
[ 4.4549] SBL> help log
* Help : log
* Usage : print log

[ 7.0767] SBL> help crc
* Help : crc
* Usage : crc <crc> <addr> <len>

[ 10.5443] SBL> help loadmodem
* Help : loadmodem
* Usage : load modem binary

[ 14.0840] SBL> help readdefaultparam
* Help : readdefaultparam
* Usage : read make_default_param file

[ 20.4348] SBL> help readchmod
* Help : readchmod
* Usage : read chmod field file.

[ 30.0080] SBL> help printenv
* Help : printenv
* Usage : printenv
Print current environment info on ram

[ 38.1508] SBL> help saveenv
* Help : saveenv
* Usage : saveenv
Save current environment info to flash

[ 44.5253] SBL> help help
* Help : help
* Usage : help [command]

[ 48.5201] SBL> help kernel
* Help : kernel
* Usage : kernel hex_adr
Change the Linux kernel base

[ 50.0267] SBL> help boot
* Help : boot
* Usage : boot [kernel options]
Boot Linux with optional kernel options

[ 54.2885] SBL> help reset
* Help : reset
* Usage : reboot
Reboot system

[ 55.6315] SBL> help sud
* Help : sud
* Usage : sud command

[ 60.1163] SBL> help rewritegpt
* Help : rewritegpt
* Usage : force GPT re-write/update

[ 66.0025] SBL> help loadpart
* Help : loadpart
* Usage : load partition from storage device.

[ 71.6166] SBL> help showparts
* Help : showparts
* Usage : show partitions

[ 76.7497] SBL> help showsums
* Help : showsums
* Usage : show MD5 checksum data

[ 81.3946] SBL> help loadkernel
* Help : loadkernel
* Usage : load kernel from storage device.

[ 86.0555] SBL> help down
* Help : down
* Usage : usage: down

[ 89.8595] SBL> help upload
* Help : upload
* Usage : upload

[ 95.4013] SBL> help emmc
* Help : emmc
* Usage : emmc <addr>

[ 99.4376] SBL> help emmc_write
* Help : emmc_write
* Usage : emmc_write <sector addr> <No. sectors>

[ 101.7046] SBL> help readadc
* Help : readadc
* Usage : *Usage : readadc <channel>

[ 109.6482] SBL> help keyread
* Help : keyread
* Usage : *Usage : keyread

[ 115.3824] SBL> help mmctest
* Help : mmctest
* Usage : mmctest <addr> <start block> <number of blocks>

[ 130.4013] SBL> help fuelgauge
* Help : fuelgauge
* Usage : *usage : fuelgauge

[ 136.0039] SBL> help earjack
* Help : earjack
* Usage : *Usage : Earjack status read

[ 141.1214] SBL> help powerkey
* Help : powerkey
* Usage : *Usage : Power key read

[ 146.2470] SBL> help tk
* Help : tk
* Usage : *Usage :Test Power key read

[ 148.5054] SBL> help usb_write
* Help : usb_write
* Usage : usb_write reg, val
Read the usb ic register

[ 153.5596] SBL> help usb_read
* Help : usb_read
* Usage : usb_read reg
Read the usb ic register

And here's the output from the commands that should be safe:

SBL> printenv
[param_block] print_param(328): PARAM Rev 1.3
[429251.9210] [param_block] print_param(332): [0]SERIAL_SPEED : 7
[429251.9255] [param_block] print_param(332): [1]LOAD_TESTKERNEL : 0
[429251.9317] [param_block] print_param(332): [2]BOOT_DELAY : 0
[429251.9374] [param_block] print_param(332): [3]LCD_LEVEL : 97
[429251.9431] [param_block] print_param(332): [4]SWITCH_SEL : 1
[429251.9489] [param_block] print_param(332): [5]PHONE_DEBUG_ON : 0
[429251.9549] [param_block] print_param(332): [6]LCD_DIM_LEVEL : 0
[429251.9609] [param_block] print_param(332): [7]LCD_DIM_TIME : 6
[429251.9668] [param_block] print_param(332): [8]FORCE_PRERECOVERY : 0
[429251.9732] [param_block] print_param(332): [9]REBOOT_MODE : 0
[429251.9790] [param_block] print_param(332): [10]NATION_SEL : 0
[429251.9848] [param_block] print_param(332): [11]DEBUG_LEVEL : 2
[429251.9907] [param_block] print_param(332): [12]SET_DEFAULT_PARAM : 0
[429251.9972] [param_block] print_param(332): [13]BATT_CAPACITY : 1391219840
[429252.0040] [param_block] print_param(332): [14]LOAD_KERNEL2 : 0
[429252.0100] [param_block] print_param(332): [15]FLASH_LOCK_STATUS : 1
[429252.0164] [param_block] print_param(332): [16]PARAM_INT_14 : 0
[429252.0224] [param_block] print_param(336): [0]VERSION : goldenXXLXXX
[429252.0289] [param_block] print_param(336): [1]CMDLINE : cachepolicy=writealloc mpcore_wdt.mpcore_margin=359 root=/dev/ram0 rw rootwait crash_reboot=yes crash_dump=no init=init console='null'
[429252.0460] [param_block] print_param(336): [2]DELTA_LOCATION : /mnt/rsv
[429252.0527] [param_block] print_param(336): [3]CMDLINE_MODE : product
[429252.0591] [param_block] print_param(336): [4]PARAM_STR_4 :

SBL> showsums
[checksum] OpenChecksum(212): Allocate and store data of checksum header
[429270.5366] [checksum] OpenChecksum(224): Read checksum header
[429270.5367] [checksum] OpenChecksum(237): NeedChecksum=0
[429270.5420] [checksum] PrintChecksumHeader(136): +
[429270.5467] ============== Checksum Header ==============
[429270.5520] NeedChecksum : 0
[429270.5548] ---------------------------------------------
[429270.5601] [MBR,GPT] [ID: 1][index: 0]File System: , Image Size: 0, Status: Checksum: None
[429270.5690] [MasterTOC] [ID: 2][index: 1]File System: , Image Size: 0, Status: Checksum: None
[429270.5780] [PIT] [ID: 70][index: 2]File System: , Image Size: 1325376774, Status: Checksum: None
[429270.5873] [MD5HDR] [ID: 71][index: 3]File System:
�, Image Size: 0, Status: Checksum: None
[429270.5964] [STEboot1] [ID: 3][index: 4]File System: , Image Size: 28, Status: Checksum: None
[429270.6055] [STEboot2] [ID: 4][index: 5]File System: `S�p, Image Size: 0, Status: Checksum: ????????????????????????????????
[Dnt] [ID: 5][index: 6]File System: , Image Size: 0, Status: Checksum: None
[429270.6243] [reserved] [ID: 6][index: 7]File System: , Image Size: 1358257666, Status: Checksum: None
[429270.6341] [CSPSAFS] [ID: 7][index: 8]File System: , Image Size: 0, Status: Checksum: ????????????????????????????????
[CSPSAFS2] [ID: 8][index: 9]File System: , Image Size: 0, Status: Checksum: None
[429270.6529] [EFS] [ID: 9][index:10]File System: , Image Size: 0, Status: Checksum: ????????????????????????????????
[ModemFS] [ID: 10][index:11]File System: , Image Size: 0, Status: Checksum: None
[429270.6713] [ModemFS2] [ID: 11][index:12]File System: , Image Size: 33188, Status: Checksum: None
[429270.6806] [Fota] [ID: 12][index:13]File System: ^�P��N^�P, Image Size: 0, Status: Checksum: ????????????????????????????????
[IPL Modem] [ID: 13][index:14]File System: , Image Size: 0, Status: Checksum: None
[429270.7004] [Modem] [ID: 14][index:15]File System: , Image Size: 1325376774, Status: Checksum: None
[429270.7099] [Loke4] [ID: 15][index:16]File System: , Image Size: 0, Status: Checksum: None
[429270.7186] [2ndLoke4] [ID: 16][index:17]File System: , Image Size: 0, Status: Checksum: None
[429270.7275] [PARAM] [ID: 17][index:18]File System: , Image Size: 524416, Status: Checksum: None
[429270.7367] [Kernel] [ID: 18][index:19]File System:
�, Image Size: 0, Status: ], Checksum: None
[429270.7460] [Kernel2] [ID: 19][index:20]File System: , Image Size: 28, Status: ], Checksum: None
[429270.7551] [SYSTEM] [ID: 20][index:21]File System: , Image Size: 0, Status: ], Checksum: ????????????????????????????????
[CACHEFS] [ID: 21][index:22]File System: , Image Size: 0, Status: Checksum: None
[429270.7739] [HIDDEN] [ID: 22][index:23]File System: , Image Size: 1325376774, Status: Checksum: None
[429270.7835] [DATAFS] [ID: 23][index:24]File System: , Image Size: 0, Status: Checksum: ????????????????????????????????
============================================

SBL> showparts
===== PARTITION INFORMATION =====
[429290.4495] ID: MBR,GPT ( 1) DEVICE: MMC FIRST UNIT: 0 NO. UNITS: 256 USED UNITS: 0
[429290.4547] ID: MasterTOC ( 2) DEVICE: MMC FIRST UNIT: 256 NO. UNITS: 768 USED UNITS: 0
[429290.4627] ID: PIT (70) DEVICE: MMC FIRST UNIT: 1024 NO. UNITS: 2048 USED UNITS: 0
[429290.4703] ID: MD5HDR (71) DEVICE: MMC FIRST UNIT: 6144 NO. UNITS: 2048 USED UNITS: 0
[429290.4782] ID: STEboot1 ( 3) DEVICE: MMC FIRST UNIT: 8192 NO. UNITS: 1024 USED UNITS: 0
[429290.4863] ID: STEboot2 ( 4) DEVICE: MMC FIRST UNIT: 9216 NO. UNITS: 1024 USED UNITS: 0
[429290.4944] ID: Dnt ( 5) DEVICE: MMC FIRST UNIT: 10240 NO. UNITS: 1024 USED UNITS: 0
[429290.5021] ID: reserved ( 6) DEVICE: MMC FIRST UNIT: 11264 NO. UNITS: 1024 USED UNITS: 0
[429290.5103] ID: CSPSAFS ( 7) DEVICE: MMC FIRST UNIT: 16384 NO. UNITS: 2048 USED UNITS: 0
[429290.5184] ID: CSPSAFS2 ( 8) DEVICE: MMC FIRST UNIT: 18432 NO. UNITS: 2048 USED UNITS: 0
[429290.5266] ID: EFS ( 9) DEVICE: MMC FIRST UNIT: 20480 NO. UNITS: 32768 USED UNITS: 0
[429290.5344] ID: ModemFS (10) DEVICE: MMC FIRST UNIT: 53248 NO. UNITS: 32768 USED UNITS: 0
[429290.5425] ID: ModemFS2 (11) DEVICE: MMC FIRST UNIT: 86016 NO. UNITS: 32768 USED UNITS: 0
[429290.5508] ID: Fota (12) DEVICE: MMC FIRST UNIT: 118784 NO. UNITS: 102400 USED UNITS: 0
[429290.5589] ID: IPL Modem (13) DEVICE: MMC FIRST UNIT: 380928 NO. UNITS: 128 USED UNITS: 0
[429290.5671] ID: Modem (14) DEVICE: MMC FIRST UNIT: 385024 NO. UNITS: 28672 USED UNITS: 0
[429290.5752] ID: Loke4 (15) DEVICE: MMC FIRST UNIT: 417792 NO. UNITS: 4096 USED UNITS: 0
[429290.5832] ID: 2ndLoke4 (16) DEVICE: MMC FIRST UNIT: 421888 NO. UNITS: 4096 USED UNITS: 0
[429290.5915] ID: PARAM (17) DEVICE: MMC FIRST UNIT: 425984 NO. UNITS: 32768 USED UNITS: 0
[429290.5995] ID: Kernel (18) DEVICE: MMC FIRST UNIT: 458752 NO. UNITS: 32768 USED UNITS: 0
[429290.6077] ID: Kernel2 (19) DEVICE: MMC FIRST UNIT: 491520 NO. UNITS: 32768 USED UNITS: 0
[429290.6160] ID: SYSTEM (20) DEVICE: MMC FIRST UNIT: 524288 NO. UNITS: 2457600 USED UNITS: 0
[429290.6243] ID: CACHEFS (21) DEVICE: MMC FIRST UNIT: 2981888 NO. UNITS: 1720320 USED UNITS: 0
[429290.6328] ID: HIDDEN (22) DEVICE: MMC FIRST UNIT: 4702208 NO. UNITS: 655360 USED UNITS: 0
[429290.6412] ID: DATAFS (23) DEVICE: MMC FIRST UNIT: 5357568 NO. UNITS: 9891840 USED UNITS: 0

Note that with the crc command, you can in theory bruteforce the contents of the memory.