/* * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_LICENSE_HEADER_END@ */ /* * @OSF_COPYRIGHT@ */ #ifndef _PPC_MACHINE_ROUTINES_H_ #define _PPC_MACHINE_ROUTINES_H_ #include #include #include #include /* Get Interrupts Enabled */ extern boolean_t ml_get_interrupts_enabled( void); /* Set Interrupts Enabled */ extern boolean_t ml_set_interrupts_enabled( boolean_t enable); /* Check if running at interrupt context */ extern boolean_t ml_at_interrupt_context( void); #ifdef KERNEL_PRIVATE /* Generate a fake interrupt */ extern void ml_cause_interrupt( void); /* Type for the IPI Hander */ typedef void (*ipi_handler_t)(void); /* Type for the Time Base Enable function */ typedef void (*time_base_enable_t)(cpu_id_t cpu_id, boolean_t enable); /* enables (or disables) the processor nap mode the function returns the previous value*/ extern boolean_t ml_enable_nap( int target_cpu, boolean_t nap_enabled); /* Put the processor to sleep */ extern void ml_ppc_sleep( void); extern void ml_get_timebase( unsigned long long *timstamp); extern int ml_enable_cache_level( int cache_level, int enable); extern void ml_static_mfree( vm_offset_t vaddr, vm_size_t size); /* Init Interrupts */ extern void ml_install_interrupt_handler( void *nub, int source, void *target, IOInterruptHandler handler, void *refCon); extern vm_offset_t ml_static_ptovirt( vm_offset_t paddr); /* virtual to physical on wired pages */ extern vm_offset_t ml_vtophys( vm_offset_t vaddr); /* PCI config cycle probing */ extern boolean_t ml_probe_read( vm_offset_t paddr, unsigned int *val); extern boolean_t ml_probe_read_64( addr64_t paddr, unsigned int *val); /* Read physical address byte */ extern unsigned int ml_phys_read_byte( vm_offset_t paddr); extern unsigned int ml_phys_read_byte_64( addr64_t paddr); /* Read physical address half word */ extern unsigned int ml_phys_read_half( vm_offset_t paddr); extern unsigned int ml_phys_read_half_64( addr64_t paddr); /* Read physical address word*/ extern unsigned int ml_phys_read( vm_offset_t paddr); extern unsigned int ml_phys_read_64( addr64_t paddr); extern unsigned int ml_phys_read_word( vm_offset_t paddr); extern unsigned int ml_phys_read_word_64( addr64_t paddr); /* Read physical address double word */ extern unsigned long long ml_phys_read_double( vm_offset_t paddr); extern unsigned long long ml_phys_read_double_64( addr64_t paddr); /* Write physical address byte */ extern void ml_phys_write_byte( vm_offset_t paddr, unsigned int data); extern void ml_phys_write_byte_64( addr64_t paddr, unsigned int data); /* Write physical address half word */ extern void ml_phys_write_half( vm_offset_t paddr, unsigned int data); extern void ml_phys_write_half_64( addr64_t paddr, unsigned int data); /* Write physical address word */ extern void ml_phys_write( vm_offset_t paddr, unsigned int data); extern void ml_phys_write_64( addr64_t paddr, unsigned int data); extern void ml_phys_write_word( vm_offset_t paddr, unsigned int data); extern void ml_phys_write_word_64( addr64_t paddr, unsigned int data); /* Write physical address double word */ extern void ml_phys_write_double( vm_offset_t paddr, unsigned long long data); extern void ml_phys_write_double_64( addr64_t paddr, unsigned long long data); /* Struct for ml_processor_register */ struct ml_processor_info { cpu_id_t cpu_id; boolean_t boot_cpu; vm_offset_t start_paddr; boolean_t supports_nap; unsigned long l2cr_value; time_base_enable_t time_base_enable; uint32_t power_mode_0; uint32_t power_mode_1; }; typedef struct ml_processor_info ml_processor_info_t; /* Register a processor */ extern kern_return_t ml_processor_register( ml_processor_info_t *ml_processor_info, processor_t *processor, ipi_handler_t *ipi_handler); /* Zero bytes starting at a physical address */ extern void bzero_phys( addr64_t phys_address, uint32_t length); #endif /* KERNEL_PRIVATE */ #ifdef XNU_KERNEL_PRIVATE #if defined(PEXPERT_KERNEL_PRIVATE) || defined(MACH_KERNEL_PRIVATE) /* Map memory map IO space */ extern vm_offset_t ml_io_map( vm_offset_t phys_addr, vm_size_t size); /* boot memory allocation */ extern vm_offset_t ml_static_malloc( vm_size_t size); #endif /* PEXPERT_KERNEL_PRIVATE || MACH_KERNEL_PRIVATE */ #if defined(BSD_KERNEL_PRIVATE) || defined(MACH_KERNEL_PRIVATE) extern int set_be_bit( void); extern int clr_be_bit( void); extern int be_tracing( void); #endif /* BSD_KERNEL_PRIVATE || MACH_KERNEL_PRIVATE */ #ifdef MACH_KERNEL_PRIVATE extern void ml_init_interrupt( void); extern void cacheInit( void); extern void cacheDisable( void); extern void ml_init_lock_timeout( void); void ml_ppc_do_sleep(void); #endif /* MACH_KERNEL_PRIVATE */ #endif /* XNU_KERNEL_PRIVATE */ #ifdef KERNEL_PRIVATE extern void ml_thread_policy( thread_t thread, unsigned policy_id, unsigned policy_info); #define MACHINE_GROUP 0x00000001 #define MACHINE_NETWORK_GROUP 0x10000000 #define MACHINE_NETWORK_WORKLOOP 0x00000001 #define MACHINE_NETWORK_NETISR 0x00000002 /* Initialize the maximum number of CPUs */ extern void ml_init_max_cpus( unsigned int max_cpus); /* Return the maximum number of CPUs set by ml_init_max_cpus() */ extern unsigned int ml_get_max_cpus( void); extern void ml_cpu_up(void); extern void ml_cpu_down(void); /* Struct for ml_cpu_get_info */ struct ml_cpu_info { unsigned long vector_unit; unsigned long cache_line_size; unsigned long l1_icache_size; unsigned long l1_dcache_size; unsigned long l2_settings; unsigned long l2_cache_size; unsigned long l3_settings; unsigned long l3_cache_size; }; typedef struct ml_cpu_info ml_cpu_info_t; /* Get processor info */ extern void ml_cpu_get_info( ml_cpu_info_t *ml_cpu_info); extern void ml_set_processor_speed( unsigned long speed); extern void ml_set_processor_speed_slave( unsigned long speed); extern void ml_set_processor_speed_dpll( unsigned long speed); extern void ml_set_processor_speed_dfs( unsigned long speed); extern void ml_set_processor_speed_powertune( unsigned long speed); extern void ml_set_processor_voltage( unsigned long voltage); extern unsigned int ml_scom_write( uint32_t reg, uint64_t data); extern unsigned int ml_scom_read( uint32_t reg, uint64_t *data); extern uint32_t ml_hdec_ratio(void); #endif /* KERNEL_PRIVATE */ #endif /* _PPC_MACHINE_ROUTINES_H_ */