projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1da177e4 LT |
2 | /* |
| 3 | * Definitions for the "Baboon" custom IC on the PowerBook 190. | |
| 4 | */ | |
| 5 | ||
| 6 | #define BABOON_BASE (0x50F1A000) /* same as IDE controller base */ | |
| 7 | ||
| 8 | #ifndef __ASSEMBLY__ | |
| 9 | ||
| 10 | struct baboon { | |
| 11 | char pad1[208]; /* generic IDE registers, not used here */ | |
| 12 | short mb_control; /* Control register: | |
| 13 | * bit 5 : slot 2 power control | |
| 14 | * bit 6 : slot 1 power control | |
| 15 | */ | |
| 16 | char pad2[2]; | |
| 17 | short mb_status; /* (0xD4) media bay status register: | |
| 18 | * | |
| 19 | * bit 0: ???? | |
| 20 | * bit 1: IDE interrupt active? | |
| 21 | * bit 2: bay status, 0 = full, 1 = empty | |
| 22 | * bit 3: ???? | |
| 23 | */ | |
| 24 | char pad3[2]; /* (0xD6) not used */ | |
| 25 | short mb_ifr; /* (0xD8) media bay interrupt flags register: | |
| 26 | * | |
| 27 | * bit 0: ???? | |
| 28 | * bit 1: IDE controller interrupt | |
| 29 | * bit 2: media bay status change interrupt | |
| 30 | */ | |
| 31 | }; | |
| 32 | ||
| ed04c97d FT |
33 | extern int baboon_present; |
| 34 | ||
| 35 | extern void baboon_register_interrupts(void); | |
| 36 | extern void baboon_irq_enable(int); | |
| 37 | extern void baboon_irq_disable(int); | |
| 38 | ||
| 1da177e4 | 39 | #endif /* __ASSEMBLY **/ |