Random Reverse Engineering Notes
From Linux PARISC Wiki
(Difference between revisions)
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− | + | == Memory Layout J5000 == | |
fffffff0f0400000 - unknown, assumed EEPROM, but content different than what eepromread returns | fffffff0f0400000 - unknown, assumed EEPROM, but content different than what eepromread returns | ||
fffffff0f05d0000 - LCD | fffffff0f05d0000 - LCD | ||
− | + | == PDC PAGE0 processor specific == | |
0x640: code that will be executed when PDC_PROC(0) is called, loop with nops: | 0x640: code that will be executed when PDC_PROC(0) is called, loop with nops: | ||
Line 14: | Line 14: | ||
0x680: OS rendezvous code | 0x680: OS rendezvous code | ||
− | + | == Undocumented PDC routines == | |
0x81: EEPROM read/write | 0x81: EEPROM read/write |
Revision as of 07:14, 3 May 2019
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