I wanted to make the minigame easier, but all I managed was to hack the starting timer.
Before the mountain upgrade, the hole ID generated only seems to be from 0x01 to 0x08. The hole ID is stored at 0x80077E85. The game seems to use different sets of holes depending on how many items you've dug up so far.
I have no idea what I'm looking at, tbh. I tried editing the values, and I'm getting weird stuff like menus popping up, the timer freezing and teleporting chocobos when I hit the right spot to dig an item up. This data, with pointers, starts at 0x800FCC36.
Chocobo's Forest 1st item hole data | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 0A | 0B | 0C | 0D | 0E | 0F | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A | 1B | 1C | 1D | 1E | 1F | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 |
Hole 0x01 | 05 | DD | 2F | 7D | 01 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 08 | 2C | 7F | 05 | D1 | 25 | 7D | 01 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 00 | 00 | 2C | 7F | 01 | 48 | 01 |
Hole 0x02 | 05 | DD | 2F | 7D | 02 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 0A | 2C | 7F | 05 | D1 | 25 | 7D | 02 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 00 | 00 | 2C | 7F | 01 | 1F | 01 |
Hole 0x03 | 05 | DD | 2F | 7D | 03 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 0C | 2C | 7F | 05 | D1 | 25 | 7D | 03 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 00 | 00 | 2C | 7F | 01 | F6 | 00 |
Hole 0x04 | 05 | DD | 2F | 7D | 04 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 0E | 2C | 7F | 05 | D1 | 25 | 7D | 04 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 00 | 00 | 2C | 7F | 01 | CD | 00 |
Hole 0x05 | 05 | DD | 2F | 7D | 05 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 10 | 2C | 7F | 05 | D1 | 25 | 7D | 05 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 00 | 00 | 2C | 7F | 01 | A4 | 00 |
Hole 0x06 | 05 | DD | 2F | 7D | 06 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 12 | 2C | 7F | 05 | D1 | 25 | 7D | 06 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 00 | 00 | 2C | 7F | 01 | 7B | 00 |
Hole 0x07 | 05 | DD | 2F | 7D | 07 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 14 | 2C | 7F | 05 | D1 | 25 | 7D | 07 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 00 | 00 | 2C | 7F | 01 | 52 | 00 |
Hole 0x08 | 05 | DD | 2F | 7D | 08 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 16 | 2C | 7F | 05 | D1 | 25 | 7D | 08 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 00 | 00 | 2C | 7F | 01 | 29 | 00 |
Hole 0x09 | 05 | DD | 2F | 7D | 09 | 00 | 17 | 7D | 01 | 00 | 24 | 7F | 02 | 17 | 00 | 05 | DA | 06 | DA | 18 | 2C | 7F | 05 | D1 | 25 | 7D | 09 | 00 | 2C | 7F | 05 | D2 | 25 | 7D | 01 | 00 | 2C | 7F | 01 | 00 | 00 |