Random Reverse Engineering Notes
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Revision as of 07:16, 3 May 2019 by Sven Schnelle (Talk | contribs)
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Memory Layout J5000
fffffff0f0400000 - unknown, assumed EEPROM, but content different than what eepromread returns fffffff0f05d0000 - LCD
PDC PAGE0 processor specific
0x640: code that will be executed when PDC_PROC(0) is called, loop with nops: 0x00000640 e81f1ff5 08000240 08000240 08000240 0x00000650 08000240 08000240 08000240 08000240 0x00000660 08000240 08000240 08000240 08000240 0x00000670 08000240 08000240 08000240 08000240
0x680: OS rendezvous code
Undocumented PDC routines
0x81: EEPROM read/write 0x84 0x87 0x88 0x8a 0x8b 0x8f 0x90 0x91 0x93 0xa3 0xa5