Document importing regular and co-processor games.

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Tim Allen 2017-07-12 18:10:41 +10:00
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README.md
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@ -1327,25 +1327,160 @@ see [Why game folders?](#why-game-folders)
and [What's in a game folder?](#whats-in-a-game-folder) and [What's in a game folder?](#whats-in-a-game-folder)
below. below.
Importing regular games Importing and playing regular games
----------------------- -----------------------------------
TODO icarus supports importing games
in the most commonly-used formats
for each supported console,
and also those same formats inside `.zip` files.
More advanced compression formats
like RAR or 7-zip are not supported.
Importing games with co-processor firmware For most games
that do not use special chips or co-processors,
importing a game is straight-forward.
From [the Library menu](#the-library-menu)
choose "Load ROM File ..."
to open [a filesystem browser](#the-filesystem-browser),
choose the game you want to play,
and it will be imported into the library and loaded.
To play the game again
select the console the game runs on from
[the Library menu](#the-library-menu)
to open another [filesystem browser](#the-filesystem-browser)
that lists all the previously-imported games for that platform.
Importing and playing games with co-processor firmware
------------------------------------------------------
Many games included extra chips inside the game cartridge,
to provide enhanced capabilities of one kind or another.
Sometimes,
those extra chips were separate CPUs
running their own separate firmware,
and for those cases
higan requires a copy of the co-processor firmware
as well as the actual game.
Unfortunately,
like games themselves,
co-processor firmware cannot legally be distributed,
so you'll need to obtain
copies of the relevant firmware data
yourself.
To import a game that requires co-processor firmware,
you must copy the required firmware files
beside the game you want to import.
For example,
if you want to import Megaman X2,
which is stored in the file `mmx2.sfc`,
the file `cx4.data.rom`
must be placed in the same folder
for the import to succeed.
Wikipedia [lists which Super Famicom games use which co-processors][wpec],
although not all co-processors require separate firmware.
Once you've figured out which co-processor
(if any)
is used by the game you want to import,
here's the firmware files you'll need:
- **CX4**:
- `cx4.data.rom`,
3072 bytes,
SHA256: ae8d4d1961b93421ff00b3caa1d0f0ce7783e749772a3369c36b3dbf0d37ef18
- **DSP1/1A**: These two chips are physically different,
but the firmware inside is identical.
- `dsp1.data.rom`,
2048 bytes,
SHA256: 0b5da6533e55852ee8fc397977ec5576c5b9f1fb2e05656d8f87123a121b076e
- `dsp1.program.rom`,
6144 bytes,
SHA256: 269584b347a22953a2989494c850a7c1c027f4ca5add517a60e0c7d8833d0fac
- **DSP1B**: The DSP1B is very similar to the DSP1A,
but has some bugs fixed.
Note that icarus' heuristics cannot distinguish between
a game that uses DSP1
and one that uses DSP1B,
so if it cannot find your game in its manifest database,
it will assume it uses DSP1B.
Many games work just as well with either DSP1 or DSP1B,
but Pilotwings is a notable exception.
- `dsp1b.data.rom`,
2048 bytes,
SHA256: 8546cbac530830446bb8a277f6b139d4ad64d650bdbac7e4e150e2f095665049
- `dsp1b.program.rom`,
6144 bytes,
SHA256: 2eccb54a8f89374911f7e2db48f1b4cde855655e28103f7bda2982a5b418a187
- **DSP2**:
- `dsp2.data.rom`,
2048 bytes,
SHA256: 3beef9bffdc1e84c9f99f3301d8bd3e520d2e62909a995320f9faeae8f46ec11
- `dsp2.program.rom`,
6144 bytes,
SHA256: 62a2ef8d2d7db638f4ec0fbcebf0e5bf18a75ee95be06e885d9519a10487f0da
- **DSP3**:
- `dsp3.data.rom`,
2048 bytes,
SHA256: 7fe51796e9c97fee1fa2aab40592b7c78997f67dd00333e69d0f79a12f3cb69f
- `dsp3.program.rom`,
6144 bytes,
SHA256: aea7b622e7c1de346cb15d16afcbedf92b6798507e179f83ed2a4cff40d0e663
- **DSP4**:
- `dsp4.data.rom`,
2048 bytes,
SHA256: ef3ffb4256dd896a60213269b4e2d3bdd120c97e2fd623bddabbf43c2be422af
- `dsp4.program.rom`,
6144 bytes,
SHA256: 89b1826e6038be3a0ea0f923e85d589ff6f02dc1a1819fb2ec8c0cea5b333dcd
- **ST010**:
- `st010.data.rom`,
4096 bytes,
SHA256: dc7056a51b53993d7a8ba5bacf9501f785d2fce5e5be748e9ff2737c5938d4a5
- `st010.program.rom`,
49152 bytes,
SHA256: 2c1f74bb5f466d81c64c326e71ac054489efe1abc9a5d6f91aac7747f2ddab67
- **ST011**:
- `st011.data.rom`,
4096 bytes,
SHA256: b5377d1bebe8adc507a024b6e2b9b8fdf4877e451da84fbad05dff4e4a70311e
- `st011.program.rom`,
49152 bytes,
SHA256: d90a5cda380e81cb9ba11a9da7539b173c49b31bedc7a3ac9c3c8b3f97e89e14
- **ST018**:
- `st018.data.rom`,
32768 bytes,
SHA256: b5377d1bebe8adc507a024b6e2b9b8fdf4877e451da84fbad05dff4e4a70311e
- `st018.program.rom`,
131072 bytes,
SHA256: d90a5cda380e81cb9ba11a9da7539b173c49b31bedc7a3ac9c3c8b3f97e89e14
[wpec]: https://en.wikipedia.org/wiki/List_of_Super_NES_enhancement_chips#List_of_Super_NES_games_that_use_enhancement_chips
TODO: If you try to import a game without the correct firmware present, what happens?
Once a game with co-processor firmware is imported,
you can play it just like any [regular game](#importing-and-playing-regular-games).
Importing and playing BS-X games
--------------------------------
Importing and playing Sufami Turbo games
----------------------------------------
Importing and playing Super Game Boy games
------------------------------------------ ------------------------------------------
Importing BS-X games Importing and playing MSU-1 games
-------------------- ---------------------------------
Importing Sufami Turbo games Importing and playing Game Boy Color games
---------------------------- ------------------------------------------
Importing Super Game Boy games Importing and playing Game Boy Advance games
------------------------------ --------------------------------------------
Importing MSU-1 games
---------------------
Moving the game library Moving the game library
----------------------- -----------------------