Editing Talk:SC EEPROM
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Latest revision | Your text | ||
Line 4: | Line 4: | ||
Pseudo-code: | Pseudo-code: | ||
< | <source lang="python"> | ||
def check_bootrom_diag_mode(mode, param) | def check_bootrom_diag_mode(mode, param) | ||
diag_mode = get_eeprom_bootrom_diag() | diag_mode = get_eeprom_bootrom_diag() | ||
Line 16: | Line 16: | ||
param = -1 | param = -1 | ||
return 1 | return 1 | ||
</ | </source> | ||
== EEPROM Dumps == | == EEPROM Dumps == | ||
Line 28: | Line 28: | ||
== Bus Pirate stuff == | == Bus Pirate stuff == | ||
http://i.imgur.com/48rbR51.png | |||
(needs more wikifying) | (needs more wikifying) | ||
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http://rmscrypt.wordpress.com/2011/02/01/lets-look-at-syscon/ | http://rmscrypt.wordpress.com/2011/02/01/lets-look-at-syscon/ | ||
= | = Experimental table = | ||
The | The goal is to join together all the "memory map" info in a single table | ||
{| class="wikitable" style="line-height:110%; font-size:90%" | |||
< | |+ Round 1 | ||
! colspan="2" | Area !! colspan="4" | [[Syscon_Hardware|SPI / UART]] !! colspan="8" | [[LV2_Functions_and_Syscalls#process_socket_service_syscalls|Syscall 863]] !! rowspan="3" | Data Name !! rowspan="3" | Notes | |||
|- | |||
! rowspan="2" | Name !! rowspan="2" | Size !! colspan="2" | [[Mullion]] !! style="padding:1px" | [[Sherwood]] !! rowspan="2" style="padding:1px" | [[Syscon_Firmware#Command_list|EEP]]<br>whitelist !! rowspan="2" | [[SC_Communication#Syscon_Services|NVS]]<br>ID !! rowspan="2" style="padding:1px" | Block<br>ID !! colspan="2" style="padding:1px" | [[Update_Manager|UM]] whitelist !! colspan="2" style="padding:1px" | [[SC_Manager|SCM]] whitelist !! rowspan="2" | Offset !! rowspan="2" | Size | |||
|- | |||
! style="padding:1px" | [[Syscon_CXR713_Series|CXR713]] !! style="padding:1px" | [[Syscon_CXR714_Series|CXR714]] !! [[Syscon_SW_Series|SW]]/[[Syscon_SW2_Series|2]]/[[Syscon_SW3_Series|3]] !! style="padding:1px" | Read !! style="padding:1px" | Write !! style="padding:1px" | Read !! style="padding:1px" | Write | |||
|- | |||
! <span style="writing-mode:vertical-lr; transform:rotate(180deg);">Patch Part 1</span> | |||
! 0x400 | |||
| 0x2800 || 0x2800 || ? || style="background:#CC5555; color:#FFFFFF; text-align:center;" | <abbr title="Locked by the patch. Unlocked by deleting the patch">No*</abbr> || {{cellcolors|lightgrey}} N/A || {{cellcolors|lightgrey}} N/A || {{no}} || {{no}} || {{no}} || {{no}} || 0x02800 || 0x400 || [[Syscon_Firmware#Syscon_patches|Syscon Firmware Patch]] (top half) || | |||
|- | |||
! rowspan="6" | <span style="writing-mode:vertical-lr; transform:rotate(180deg);">OS Version Area<br>a.k.a.<br>Industry Area</span> | |||
! rowspan="6" | 0x100 | |||
| rowspan="6" | 0x2F00 || rowspan="6" | 0x2F00 || rowspan="6" | 0xE00 || rowspan="6" {{yes}} || rowspan="6" | 0x20 || rowspan="6" | 0x10 || {{yes}} || {{no}} || {{yes}} || {{no}} || 0x02F00 || 0x08 || Manufacturing Update Release Version || | |||
|- | |||
| {{yes}} || {{no}} || {{yes}} || {{no}} || 0x02F08 || 0x18 || Manufacturing Update Build Version + Build Date || | |||
|- | |||
| {{yes}} || {{no}} || {{yes}} || {{no}} || 0x02F20 || 0x08 || Manufacturing Update Build Target ID || | |||
|- | |||
| {{yes}} || {{no}} || {{yes}} || {{no}} || 0x02F28 || 0xD0 || {{cellcolors|#ff9999}} Undocumented || | |||
|- | |||
| {{yes}} || {{no}} || {{yes}} || {{no}} || 0x02FF8 || 0x01 || Factory Bit || | |||
|- | |||
| {{yes}} || {{no}} || {{yes}} || {{no}} || 0x02FF9 || 0x07 || {{cellcolors|#ff9999}} Undocumented || | |||
|} | |||
{| class="wikitable" style="line-height:110%; font-size:85%" | |||
|+ Round 2 | |||
! colspan="3" | Area !! colspan="4" | [[Syscon_Hardware|<abbr title="Only Mullion syscons have a direct SPI access to the EEPROM>SPI</abbr> / <abbr title="All syscons have a UART access>UART</abbr>]] !! colspan="6" | [[LV2_Functions_and_Syscalls#process_socket_service_syscalls|Syscall 863]] !! rowspan="3" | Data Name !! rowspan="3" | Notes | |||
|- | |||
! rowspan="2" | Name !! rowspan="2" | Size !! style="padding:1px" rowspan="2" | [[Template:Syscon_checksums|<Abbr title="Checksum">csum</abbr>]] !! colspan="2" | [[Mullion]] !! style="padding:1px" | [[Sherwood]] !! style="padding:1px" | whitelist !! rowspan="2" style="padding:1px" | [[SC_Communication#Syscon_Services|Block ID<br>NVS Region]] !! colspan="3" | whitelist !! rowspan="2" | Offset !! rowspan="2" | Size | |||
{| class="wikitable | |||
|+ Round | |||
! colspan="3" | Area !! colspan="4" | [[Syscon_Hardware|<abbr title="Only Mullion syscons have a direct SPI access to the EEPROM>SPI</abbr> / <abbr title="All syscons have a UART access>UART</abbr>]] !! colspan=" | |||
|- | |- | ||
! | ! style="padding:1px" | [[Syscon_CXR713_Series|CXR713]] !! style="padding:1px" | [[Syscon_CXR714_Series|CXR714]] !! [[Syscon_SW_Series|SW]]/[[Syscon_SW2_Series|2]]/[[Syscon_SW3_Series|3]]<small><abbr title="Emulated EEPROM">(emu)</abbr></small> !! [[Syscon_Firmware#Command_list|EEP]] !! [[Dispatcher_Manager|DM]] !! [[Update_Manager|UM]] !! [[SC_Manager|SCM]] | ||
|- | |- | ||
! | ! System Info | ||
| | ! 0x200 | ||
| {{no}} || 0x2600 || 0x2600 || ? || ? || ? || ? || ? || ? || ? || 0x200 || || {{cellcolors|#ffff99}} Encrypted data at relative offset 0xB0 | |||
|- | |- | ||
! | ! Patch 1 | ||
! 0x400 | |||
| | | {{No}} || 0x2800 || 0x2800 || <abbr title="On Sherwood the patch isn't even stored in the emulated eeprom, it's stored inside the firmware (0x2000-0x2FFF)>0x2000 ?</abbr> || {{exploitable}} || {{cellcolors|lightgrey}} N/A || {{no}} || {{no}} || {{no}} || 0x02800 || 0x400 || [[Syscon_Firmware#Syscon_patches|Syscon Firmware Patch]] (top half) || {{cellcolors|#ffff99}} Encrypted data | ||
|- {{cellcolors|lightgrey}} | |- {{cellcolors|lightgrey}} | ||
! - | ! - | ||
| 0x2C00 || 0x2C00 || | ! 0x300 | ||
| {{No}} || 0x2C00 || 0x2C00 || N/A ? || {{yes}} ? || N/A || {{no}} || {{no}} || {{no}} || 0x02C00 || 0x300 || ''empty'' || Region not used | |||
|- | |||
! rowspan="6" | Industry Area | |||
! rowspan="6" | 0x100 | |||
| rowspan="6" {{no}} || rowspan="6" | 0x2F00 || rowspan="6" | 0x2F00 || rowspan="6" | 0xE00 || rowspan="6" {{yes}} || rowspan="6" | 0x10 || rowspan="6" {{patchable}} || rowspan="6" {{yes}} || rowspan="6" {{yes}} || 0x02F00 || 0x08 || Manufacturing Update Release Version || e.g: 04.6000 | |||
|- | |- | ||
| 0x02F08 || 0x18 || Manufacturing Update Build Version + Build Date || e.g: 63910,20140618 | |||
| | |||
|- | |- | ||
| 0x02F20 || 0x08 || Manufacturing Update Build Target ID || Written during the manufacturing fw update process according to target string inside /dev_flash/vsh/etc/version.txt<br>0x83 = CEX-ww<br>0x82 = DEX-ww<br>0x81 = DevelopmentTool<br>0xDEAD = ? | |||
| | |||
|- | |- | ||
| 0x02F28 || 0xD0 || {{cellcolors|#ff9999}} Undocumented || | |||
|- | |- | ||
| 0x02FF8 || 0x01 || Factory Bit || 0 = ?<br>1 = Reset<br>2 = ?<br>3 = ? (used on retails) | |||
| | |||
|- | |- | ||
| 0x02FF9 || 0x07 || {{cellcolors|#ff9999}} Undocumented || | |||
|- | |- | ||
! | ! Customer Service Area | ||
| | ! 0x100 | ||
| {{no}} || 0x3000 || 0x3000 || 0xF00 || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || 0x20 || ? || ? || ? || ? || 0x100 || || | |||
|- | |||
! Platform Config | |||
! 0x100 | |||
| {{yes}} || 0x3100 || 0x3100 || ? || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || ? || ? || ? || ? || ? || 0x100 || || | |||
|- | |||
! Hardware Config | |||
! 0x100 | |||
| {{yes}} || 0x3200 || 0x3200 || ? || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || ? || ? || ? || ? || ? || 0x100 || || | |||
|- | |||
! Thermal Config | |||
! 0x200 | |||
| {{yes}} || 0x3300 || 0x3300 || 0x250 || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || ? || ? || ? || ? || ? || 0x200 || Data table using [[Syscon_Thermal_Config/structs|this C structure]] || See: [[Syscon Thermal Config]] | |||
|- | |||
! On/Off Count/Time | |||
! 0x200 | |||
| {{no}} || 0x3500 || 0x3500 || ? || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || ? || ? || ? || ? || ? || 0x200 || Data table || | |||
|- | |||
! Error Log | |||
! 0x100 | |||
| {{no}} || 0x3700 || 0x3700 || 0x900 || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || ? || ? || ? || ? || ? || 0x100 || Data table || See: [[Syscon Error Codes]] | |||
|- {{cellcolors|lightgrey}} | |- {{cellcolors|lightgrey}} | ||
! - | ! - | ||
| 0x3800 || 0x3800 || N/A ? || {{yes}} || {{no}} || {{no}} || {{ | ! 0x100 | ||
| {{No}} || 0x3800 || 0x3800 || N/A ? || {{yes}} ? || N/A || {{no}} || {{no}} || {{no}} || ? || 0x100 || ''empty'' || Region not used | |||
|- | |- | ||
! Board Config | ! Board Config | ||
| 0x3900 || 0x3900 || | ! 0x100 | ||
| {{yes}} || 0x3900 || 0x3900 || ? || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || ? || ? || ? || ? || ? || 0x100 || || | |||
|- | |- | ||
! HDMI/DVE Config | ! HDMI/DVE Config | ||
| 0x3A00 || 0x3A00 || | ! 0x100 | ||
| {{no}} || 0x3A00 || 0x3A00 || ? || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || ? || ? || ? || ? || ? || 0x100 || || | |||
|- {{cellcolors|lightgrey}} | |||
! - | |||
! 0x100 | |||
| {{No}} || 0x3B00 || 0x3B00 || N/A ? || {{yes}} ? || N/A || {{no}} || {{no}} || {{no}} || ? || 0x100 || ''empty'' || Region not used | |||
|- {{cellcolors|lightgrey}} | |- {{cellcolors|lightgrey}} | ||
! - ! | ! - | ||
| | ! 0x200 | ||
| {{yes}} || 0x3C00 || 0x3C00 || N/A ? || {{yes}} ? || N/A || {{no}} || {{no}} || {{no}} || ? || 0x200 || ''empty'' || Region not used | |||
|- {{cellcolors|lightgrey}} | |- {{cellcolors|lightgrey}} | ||
! | ! - | ||
| | ! 0x200 | ||
| {{yes}} || 0x3E00 || 0x3E00 || N/A ? || {{yes}} ? || N/A || {{no}} || {{no}} || {{no}} || ? || 0x200 || ''empty'' || Region not used | |||
|- {{cellcolors|lightgrey}} | |- {{cellcolors|lightgrey}} | ||
! | ! - | ||
| | ! 0x400 | ||
|- {{cellcolors| | | {{No}} || 0x4000 || 0x7000 || N/A ? || {{yes}} ? || N/A || {{no}} || {{no}} || {{no}} || ? || 0x400 || ''empty'' || Region not used | ||
! - ! | |- {{cellcolors|lightgrey}} | ||
| | ! - | ||
|- | ! 0xB00 | ||
! System Config | | {{No}} || 0x4400 || 0x7400 || N/A ? || {{yes}} ? || N/A || {{no}} || {{no}} || {{no}} || ? || 0xB00 || ''empty'' || Region not used | ||
| | |- {{cellcolors|lightgrey}} | ||
! - | |||
! 0x2000 | |||
| {{No}} || 0x5000 || 0x5000 || N/A ? || {{yes}} ? || N/A || {{no}} || {{no}} || {{no}} || ? || 0x2000 || ''empty'' || Region not used | |||
|- | |||
! System Software Config | |||
! 0x100 | |||
| {{no}} || 0x7000 || 0x4000 || 0x1000 || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || 0x0 || ? || ? || ? || ? || 0x100 || || | |||
|- | |||
! System Software Config | |||
! 0x100 | |||
| {{no}} || 0x7100 || 0x4100 || 0x1100 || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || 0x1 || ? || ? || ? || ? || 0x100 || || | |||
|- | |||
! rowspan="3" | System Software Config<br>a.k.a.<br><strike>Flags and Tokens</strike> | |||
! rowspan="3" | 0x100 | |||
| rowspan="3" {{no}} || rowspan="3" | 0x7200 || rowspan="3" | 0x4200 || rowspan="3" | 0x1200 || rowspan="3" {{yes}} || rowspan="3" | 0x2 || {{patchable}} || {{yes}} || {{yes}} || 0x48C00 || 0x01 || OS boot order flag || load_image_in_rom (os_boot_order_flag)<br>0 = Network first<br>1 = Flash first | |||
|- | |||
| {{patchable}} || {{patchable}} || {{yes}} || 0x48C01 || 0x01 || sys.dbgcard.hostpc || force standalone mode related | |||
|- | |||
| {{patchable}} || {{yes}} || {{yes}} || 0x48C02 || 0x01 || Network Debug Interface Mode || sys.dbgcard.dgbe / debug interface (select_net_device)<br>-1 = Ethernet 2<br> 0 = IFB<br> 1 = CP<br> 2 = SB UART<br> 3 = CP ch4<br> 5 = Disabled | |||
|- | |- | ||
! | ! System Software Config | ||
| | ! 0x100 | ||
| {{no}} || 0x7300 || 0x4300 || 0x1300 || style="background:#CC5555; color:#FFFFFF; text-align:center;" {{yes}} || 0x3 || ? || ? || ? || ? || 0x100 || || | |||
|- | |- | ||
! | ! Patch 2 | ||
! 0xC00 | |||
| {{No}} || 0x7400 || 0x4400 || <abbr title="On Sherwood the patch isn't even stored in the emulated eeprom, it's stored inside the firmware (0x2000-0x2FFF)>0x2400 ?</abbr> || {{exploitable}} || {{cellcolors|lightgrey}} N/A || {{no}} || {{no}} || {{no}} || ? || ? || [[Syscon_Firmware#Syscon_patches|Syscon Firmware Patch]] (bottom half) || {{cellcolors|#ffff99}} Encrypted data | |||
! | |||
|} | |} |