aboutsummaryrefslogtreecommitdiffstats
path: root/arch/xtensa/include/asm/platform.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/xtensa/include/asm/platform.h')
-rw-r--r--arch/xtensa/include/asm/platform.h89
1 files changed, 89 insertions, 0 deletions
diff --git a/arch/xtensa/include/asm/platform.h b/arch/xtensa/include/asm/platform.h
new file mode 100644
index 000000000000..e3d5a48ad495
--- /dev/null
+++ b/arch/xtensa/include/asm/platform.h
@@ -0,0 +1,89 @@
1/*
2 * Platform specific functions
3 *
4 * This file is subject to the terms and conditions of the GNU General
5 * Public License. See the file "COPYING" in the main directory of
6 * this archive for more details.
7 *
8 * Copyright (C) 2001 - 2005 Tensilica Inc.
9 */
10
11#ifndef _XTENSA_PLATFORM_H
12#define _XTENSA_PLATFORM_H
13
14#include <linux/types.h>
15#include <linux/pci.h>
16
17#include <asm/bootparam.h>
18
19/*
20 * platform_init is called before the mmu is initialized to give the
21 * platform a early hook-up. bp_tag_t is a list of configuration tags
22 * passed from the boot-loader.
23 */
24extern void platform_init(bp_tag_t*);
25
26/*
27 * platform_setup is called from setup_arch with a pointer to the command-line
28 * string.
29 */
30extern void platform_setup (char **);
31
32/*
33 * platform_init_irq is called from init_IRQ.
34 */
35extern void platform_init_irq (void);
36
37/*
38 * platform_restart is called to restart the system.
39 */
40extern void platform_restart (void);
41
42/*
43 * platform_halt is called to stop the system and halt.
44 */
45extern void platform_halt (void);
46
47/*
48 * platform_power_off is called to stop the system and power it off.
49 */
50extern void platform_power_off (void);
51
52/*
53 * platform_idle is called from the idle function.
54 */
55extern void platform_idle (void);
56
57/*
58 * platform_heartbeat is called every HZ
59 */
60extern void platform_heartbeat (void);
61
62/*
63 * platform_pcibios_init is called to allow the platform to setup the pci bus.
64 */
65extern void platform_pcibios_init (void);
66
67/*
68 * platform_pcibios_fixup allows to modify the PCI configuration.
69 */
70extern int platform_pcibios_fixup (void);
71
72/*
73 * platform_calibrate_ccount calibrates cpu clock freq (CONFIG_XTENSA_CALIBRATE)
74 */
75extern void platform_calibrate_ccount (void);
76
77/*
78 * platform_get_rtc_time returns RTC seconds (returns 0 for no error)
79 */
80extern int platform_get_rtc_time(time_t*);
81
82/*
83 * platform_set_rtc_time set RTC seconds (returns 0 for no error)
84 */
85extern int platform_set_rtc_time(time_t);
86
87
88#endif /* _XTENSA_PLATFORM_H */
89