| Game status buffer

85D7: Willy's state on entry to the room

Initialised by the routine at 8912, and copied back into 85CF-85D5 by the routine at 8C01.
85D7 | DEFB $00 | Willy's y-coordinate (copied from 85CF)
85D8 | DEFB $00 | Willy's direction and movement flags (copied from 85D0)
85D9 | DEFB $00 | Airborne status indicator (copied from 85D1)
85DA | DEFB $00 | Willy's animation frame (copied from 85D2)
85DB | DEFW $0000 | Address of Willy's location in the attribute buffer at 5C00 (copied from 85D3)
85DD | DEFB $00 | Jumping animation counter (copied from 85D5)