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
9struct 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
32extern volatile struct baboon *baboon;
33
34#endif /* __ASSEMBLY **/
35