| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Definitions for the "Baboon" custom IC on the PowerBook 190. |
| 3 | */ |
| 4 | |
| 5 | #define BABOON_BASE (0x50F1A000) /* same as IDE controller base */ |
| 6 | |
| 7 | #ifndef __ASSEMBLY__ |
| 8 | |
| 9 | struct baboon { |
| 10 | char pad1[208]; /* generic IDE registers, not used here */ |
| 11 | short mb_control; /* Control register: |
| 12 | * bit 5 : slot 2 power control |
| 13 | * bit 6 : slot 1 power control |
| 14 | */ |
| 15 | char pad2[2]; |
| 16 | short mb_status; /* (0xD4) media bay status register: |
| 17 | * |
| 18 | * bit 0: ???? |
| 19 | * bit 1: IDE interrupt active? |
| 20 | * bit 2: bay status, 0 = full, 1 = empty |
| 21 | * bit 3: ???? |
| 22 | */ |
| 23 | char pad3[2]; /* (0xD6) not used */ |
| 24 | short mb_ifr; /* (0xD8) media bay interrupt flags register: |
| 25 | * |
| 26 | * bit 0: ???? |
| 27 | * bit 1: IDE controller interrupt |
| 28 | * bit 2: media bay status change interrupt |
| 29 | */ |
| 30 | }; |
| 31 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | #endif /* __ASSEMBLY **/ |