Editing Talk:SC EEPROM
Jump to navigation
Jump to search
The edit can be undone. Please check the comparison below to verify that this is what you want to do, and then publish the changes below to finish undoing the edit.
| Latest revision | Your text | ||
| Line 1: | Line 1: | ||
There is a flag at EEPROM which enables a special diagnostic mode at startup.<br> | |||
Note: This flag is enabled on Proto/DECR. It allows memtest diagnose<br> | |||
There is a | |||
Pseudo-code: | Pseudo-code: | ||
< | <pre> | ||
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 14: | ||
param = -1 | param = -1 | ||
return 1 | return 1 | ||
</ | </pre> | ||
== EEPROM Dumps == | ==EEPROM Dumps== | ||
* https://mega.co.nz/#!Bk1ESBZT!pqAB6riHhZSCPAftvjm2MFf3j0It61huT3WT2AbWS-A | * https://mega.co.nz/#!Bk1ESBZT!pqAB6riHhZSCPAftvjm2MFf3j0It61huT3WT2AbWS-A | ||
== EEPROM Strings (CP memory dump, DECR) == | ==EEPROM Strings (CP memory dump, DECR) == | ||
http://pastie.org/private/usd2zi8mw3igycsh1a395q | http://pastie.org/private/usd2zi8mw3igycsh1a395q | ||
== Bus Pirate stuff == | ==Bus Pirate stuff== | ||
http://i.imgur.com/48rbR51.png | |||
(needs more wikifying) | (needs more wikifying) | ||
| Line 34: | Line 32: | ||
== On standby == | == On standby == | ||
* Note: during this time the plaintext | * Note: during this time the plaintext eprom is never read even once! | ||
* Additionally, the areas 0x26B0, 0x26D0 are not read | * Additionally, the areas 0x26B0, 0x26D0 are not read | ||
| Line 47: | Line 45: | ||
* Reads 0x0 (0x10) | * Reads 0x0 (0x10) | ||
* Reads some configs? | * Reads some configs? | ||
* Reads 0x10(0x280) | * Reads 0x10(0x280) | ||
* Reads 0x3A00 (0x1) | * Reads 0x3A00 (0x1) | ||
* Reads 0x290 (0x10 | * Reads 0x290 (0x10) | ||
* Reads 0x2A0 (0x20) | * Reads 0x2A0 (0x20) | ||
* Reads 0x2C0 (0x20) | * Reads 0x2C0 (0x20) | ||
* Reads 0x2E0 ( | * Reads 0x2E0 (0x10) | ||
* Reads 0x2700 (0x10) | * Reads 0x2700 (0x10) | ||