include/asm-ppc64/smu.h

   1 /*
   2  * Definitions for talking to the SMU chip in newer G5 PowerMacs
   3  */
   4
   5 #include <linux/config.h>
   6
   7 /*
   8  * Basic routines for use by architecture. To be extended as
   9  * we understand more of the chip
  10  */
  11 extern int smu_init(void);
  12 extern int smu_present(void);
  13 extern void smu_shutdown(void);
  14 extern void smu_restart(void);
  15 extern int smu_get_rtc_time(struct rtc_time *time);
  16 extern int smu_set_rtc_time(struct rtc_time *time);
  17
  18 /*
  19  * SMU command buffer absolute address, exported by pmac_setup,
  20  * this is allocated very early during boot.
  21  */
  22 extern unsigned long smu_cmdbuf_abs;