| Chris Zankel | 7282bee | 2005-06-23 22:01:33 -0700 | [diff] [blame] | 1 | /* |
| 2 | * include/asm-xtensa/platform.h |
| 3 | * |
| 4 | * Platform specific functions |
| 5 | * |
| 6 | * This file is subject to the terms and conditions of the GNU General |
| 7 | * Public License. See the file "COPYING" in the main directory of |
| 8 | * this archive for more details. |
| 9 | * |
| 10 | * Copyright (C) 2001 - 2005 Tensilica Inc. |
| 11 | */ |
| 12 | |
| 13 | #ifndef _XTENSA_PLATFORM_H |
| 14 | #define _XTENSA_PLATFORM_H |
| 15 | |
| Chris Zankel | 7282bee | 2005-06-23 22:01:33 -0700 | [diff] [blame] | 16 | #include <linux/types.h> |
| 17 | #include <linux/pci.h> |
| 18 | |
| 19 | #include <asm/bootparam.h> |
| 20 | |
| 21 | /* |
| 22 | * platform_init is called before the mmu is initialized to give the |
| 23 | * platform a early hook-up. bp_tag_t is a list of configuration tags |
| 24 | * passed from the boot-loader. |
| 25 | */ |
| 26 | extern void platform_init(bp_tag_t*); |
| 27 | |
| 28 | /* |
| 29 | * platform_setup is called from setup_arch with a pointer to the command-line |
| 30 | * string. |
| 31 | */ |
| 32 | extern void platform_setup (char **); |
| 33 | |
| 34 | /* |
| 35 | * platform_init_irq is called from init_IRQ. |
| 36 | */ |
| 37 | extern void platform_init_irq (void); |
| 38 | |
| 39 | /* |
| 40 | * platform_restart is called to restart the system. |
| 41 | */ |
| 42 | extern void platform_restart (void); |
| 43 | |
| 44 | /* |
| 45 | * platform_halt is called to stop the system and halt. |
| 46 | */ |
| 47 | extern void platform_halt (void); |
| 48 | |
| 49 | /* |
| 50 | * platform_power_off is called to stop the system and power it off. |
| 51 | */ |
| 52 | extern void platform_power_off (void); |
| 53 | |
| 54 | /* |
| 55 | * platform_idle is called from the idle function. |
| 56 | */ |
| 57 | extern void platform_idle (void); |
| 58 | |
| 59 | /* |
| 60 | * platform_heartbeat is called every HZ |
| 61 | */ |
| 62 | extern void platform_heartbeat (void); |
| 63 | |
| 64 | /* |
| 65 | * platform_pcibios_init is called to allow the platform to setup the pci bus. |
| 66 | */ |
| 67 | extern void platform_pcibios_init (void); |
| 68 | |
| 69 | /* |
| 70 | * platform_pcibios_fixup allows to modify the PCI configuration. |
| 71 | */ |
| 72 | extern int platform_pcibios_fixup (void); |
| 73 | |
| 74 | /* |
| 75 | * platform_calibrate_ccount calibrates cpu clock freq (CONFIG_XTENSA_CALIBRATE) |
| 76 | */ |
| 77 | extern void platform_calibrate_ccount (void); |
| 78 | |
| 79 | /* |
| 80 | * platform_get_rtc_time returns RTC seconds (returns 0 for no error) |
| 81 | */ |
| 82 | extern int platform_get_rtc_time(time_t*); |
| 83 | |
| 84 | /* |
| 85 | * platform_set_rtc_time set RTC seconds (returns 0 for no error) |
| 86 | */ |
| 87 | extern int platform_set_rtc_time(time_t); |
| 88 | |
| 89 | |
| 90 | #endif /* _XTENSA_PLATFORM_H */ |
| 91 | |