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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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 */
11extern int smu_init(void);
12extern int smu_present(void);
13extern void smu_shutdown(void);
14extern void smu_restart(void);
15extern int smu_get_rtc_time(struct rtc_time *time);
16extern 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 */
22extern unsigned long smu_cmdbuf_abs;