Saved game data: Difference between revisions
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| Line 76: | Line 76: | ||
! Name | ! Name | ||
! Offset | ! Offset | ||
! Length | |||
! Value | ! Value | ||
! Meaning | ! Meaning | ||
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|'''Checksum''' | |'''Checksum''' | ||
| 0x0 | | 0x0 | ||
| 4 | |||
| Number | | Number | ||
| Used to verify save game integrity. Uses the Checksum-16 algorithm. | | Used to verify save game integrity. Uses the Checksum-16 algorithm. | ||
| Line 86: | Line 88: | ||
|'''Save game number''' | |'''Save game number''' | ||
|0x6 | |0x6 | ||
|1 | |||
|Number | |Number | ||
|Number of times the game has been saved. | |Number of times the game has been saved. | ||
| Line 91: | Line 94: | ||
|'''Time played''' | |'''Time played''' | ||
|0x1C | |0x1C | ||
|4 | |||
|Number | |Number | ||
|Time the player has played the game for. Displayed on the tombstones in the main menu. | |Time the player has played the game for. Displayed on the tombstones in the main menu. | ||
Revision as of 17:40, 20 November 2024
This page documents MediEvil saved game data formats.
MediEvil (1998 original)
A PlayStation Memory Card data block consists of 64 frames.
Frame 0
This frame is the header for a block of PS1 saved data.
| Name | Offset | Length | Value | Meaning |
|---|---|---|---|---|
| Magic | 0x0 | 2 | SC | Signature for all PS1 saved game data. |
| Icon flag | 0x2 | 1 | 11 | This means the icon for the saved game consists of a single image. |
| Number of blocks | 0x3 | 1 | 1 | How many blocks the save will take up on a memory card. |
| Title | 0x4 | 64 | ＭｅｄｉＥｖｉｌ | Name of the saved game in Shift JIS format. |
| Icon colour palette | 0x96 | 32 | 
|
Saved game icon colour palette. |
Frame 1
This frame is used to store a PS1 saved game icon: 
Frames 2-3
These frames are reserved for additional images in case the icon is meant to be animated, but are unused by MediEvil.
Frames 4-34
These frames contain the actual MediEvil saved game data.
File header
The header is 12 bytes long.
| Name | Offset | Length | Value | Meaning |
|---|---|---|---|---|
| Magic | 0x0 | 4 | 60SM | Signature for MediEvil saved game data. |
| Saved Games | 0x4 | 1 | 0-2 | The number of saved games. |
Saved games
The file can hold a maximum of three saved games. Each saved game is 1360 bytes long.
Saved game
| Name | Offset | Length | Value | Meaning |
|---|---|---|---|---|
| Checksum | 0x0 | 4 | Number | Used to verify save game integrity. Uses the Checksum-16 algorithm. |
| Save game number | 0x6 | 1 | Number | Number of times the game has been saved. |
| Time played | 0x1C | 4 | Number | Time the player has played the game for. Displayed on the tombstones in the main menu. |
Frames 35 to 63
These are unused.
|