Groepaz has just updated Yet Another PSP Documentation, a well written document containing a breakdown of everything from the PSP's software to its hardware. This new version has many additions and revisions since the April 2nd release. Great work Groepaz, this is a developer's paradise!



Changes since April 2nd include:
May 16th, 2006
- Checked wikis (no new info).

May 8th, 2006
- Few details on umd structure added.
- More reversing in irq section.
- Added some info on cop0 and cop1 registers.
- Flash layout section updated.
- Added vram info from (http://forums.ps2dev.org/viewtopic.php?t=4421).
- Added info on caches from (http://goop.org/psp/cache-howto.html).
- Added info on dxt1/3/5 from (http://forums.ps2dev.org/viewtopic.php?t=3034).

May 2nd, 2006
- Hw regs updated
- Some more reversing in irq section.

April 30th, 2006
- Added some info on index.dat/version.txt.

April 29th, 2006
- More irq stuff reversed.

April 26th, 2006
- Added some info on fw 2.7.

April 24th, 2006
- Some more bootprocess details.
- Added debug registers, special vfpu registers, fpu control registers.

April 8th, 2006
- Some small formatting fixes.
- Memory map updated.
- ME memory map updated.
- Added PGF format (posted by Skylark).
- Moved ireg/dreg format into fileformat section.

Download Yet Another PSP Documentation (PDF, primary document, recommended for printing) from PSP 3D here.
Download Yet Another PSP Documentation (HTML, one large file, without any site-specific formatting) from PSP 3D here.
Download Yet Another PSP Documentation (HTML, splitted into chapters like the online version, without any site-specific formatting) from PSP 3D here.
Download Yet Another PSP Documentation (TXT, for terminal users and easy grep-ing) from PSP 3D here.

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