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7282bee7 | 1 | /* |
7282bee7 CZ |
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 | ||
7282bee7 CZ |
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 | */ | |
24 | extern 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 | */ | |
30 | extern void platform_setup (char **); | |
31 | ||
7282bee7 CZ |
32 | /* |
33 | * platform_restart is called to restart the system. | |
34 | */ | |
35 | extern void platform_restart (void); | |
36 | ||
37 | /* | |
38 | * platform_halt is called to stop the system and halt. | |
39 | */ | |
40 | extern void platform_halt (void); | |
41 | ||
42 | /* | |
43 | * platform_power_off is called to stop the system and power it off. | |
44 | */ | |
45 | extern void platform_power_off (void); | |
46 | ||
47 | /* | |
48 | * platform_idle is called from the idle function. | |
49 | */ | |
50 | extern void platform_idle (void); | |
51 | ||
52 | /* | |
53 | * platform_heartbeat is called every HZ | |
54 | */ | |
55 | extern void platform_heartbeat (void); | |
56 | ||
57 | /* | |
58 | * platform_pcibios_init is called to allow the platform to setup the pci bus. | |
59 | */ | |
60 | extern void platform_pcibios_init (void); | |
61 | ||
62 | /* | |
63 | * platform_pcibios_fixup allows to modify the PCI configuration. | |
64 | */ | |
65 | extern int platform_pcibios_fixup (void); | |
66 | ||
67 | /* | |
68 | * platform_calibrate_ccount calibrates cpu clock freq (CONFIG_XTENSA_CALIBRATE) | |
69 | */ | |
70 | extern void platform_calibrate_ccount (void); | |
71 | ||
7282bee7 | 72 | #endif /* _XTENSA_PLATFORM_H */ |