/* * include/asm-xtensa/platform.h * * Platform specific functions * * This file is subject to the terms and conditions of the GNU General * Public License. See the file "COPYING" in the main directory of * this archive for more details. * * Copyright (C) 2001 - 2005 Tensilica Inc. */ #ifndef _XTENSA_PLATFORM_H #define _XTENSA_PLATFORM_H #include <linux/types.h> #include <linux/pci.h> #include <asm/bootparam.h> /* * platform_init is called before the mmu is initialized to give the * platform a early hook-up. bp_tag_t is a list of configuration tags * passed from the boot-loader. */ extern void platform_init(bp_tag_t*); /* * platform_setup is called from setup_arch with a pointer to the command-line * string. */ extern void platform_setup (char **); /* * platform_init_irq is called from init_IRQ. */ extern void platform_init_irq (void); /* * platform_restart is called to restart the system. */ extern void platform_restart (void); /* * platform_halt is called to stop the system and halt. */ extern void platform_halt (void); /* * platform_power_off is called to stop the system and power it off. */ extern void platform_power_off (void); /* * platform_idle is called from the idle function. */ extern void platform_idle (void); /* * platform_heartbeat is called every HZ */ extern void platform_heartbeat (void); /* * platform_pcibios_init is called to allow the platform to setup the pci bus. */ extern void platform_pcibios_init (void); /* * platform_pcibios_fixup allows to modify the PCI configuration. */ extern int platform_pcibios_fixup (void); /* * platform_calibrate_ccount calibrates cpu clock freq (CONFIG_XTENSA_CALIBRATE) */ extern void platform_calibrate_ccount (void); /* * platform_get_rtc_time returns RTC seconds (returns 0 for no error) */ extern int platform_get_rtc_time(time_t*); /* * platform_set_rtc_time set RTC seconds (returns 0 for no error) */ extern int platform_set_rtc_time(time_t); #endif /* _XTENSA_PLATFORM_H */