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| File: [Development] / linux-2.6-xfs / include / asm-m68k / mac_baboon.h (download)
Revision 1.2, Fri Oct 3 17:46:45 2008 UTC (9 years ago) by lachlan.longdrop.melbourne.sgi.com
Merge up to 2.6.27-rc8 Merge of 2.6.x-xfs-melb:linux:32254b by kenmcd. |
/*
* Definitions for the "Baboon" custom IC on the PowerBook 190.
*/
#define BABOON_BASE (0x50F1A000) /* same as IDE controller base */
#ifndef __ASSEMBLY__
struct baboon {
char pad1[208]; /* generic IDE registers, not used here */
short mb_control; /* Control register:
* bit 5 : slot 2 power control
* bit 6 : slot 1 power control
*/
char pad2[2];
short mb_status; /* (0xD4) media bay status register:
*
* bit 0: ????
* bit 1: IDE interrupt active?
* bit 2: bay status, 0 = full, 1 = empty
* bit 3: ????
*/
char pad3[2]; /* (0xD6) not used */
short mb_ifr; /* (0xD8) media bay interrupt flags register:
*
* bit 0: ????
* bit 1: IDE controller interrupt
* bit 2: media bay status change interrupt
*/
};
#endif /* __ASSEMBLY **/