X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/d52fe63fc81f7e44faaae711812a211a78434976..8f6c56a50524aa785f7e596d52dddfb331e18961:/osfmk/i386/machine_routines.h?ds=sidebyside diff --git a/osfmk/i386/machine_routines.h b/osfmk/i386/machine_routines.h index 888686b3c..82b0bc240 100644 --- a/osfmk/i386/machine_routines.h +++ b/osfmk/i386/machine_routines.h @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. + * 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. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * 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 OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. + * 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@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * @OSF_COPYRIGHT@ @@ -31,25 +37,134 @@ #include #include +#include +#include -#if defined(PEXPERT_KERNEL_PRIVATE) || defined(MACH_KERNEL_PRIVATE) -/* IO memory map services */ +__BEGIN_DECLS -/* Map memory map IO space */ -vm_offset_t ml_io_map( - vm_offset_t phys_addr, - vm_size_t size); +/* Interrupt handling */ -/* boot memory allocation */ -vm_offset_t ml_static_malloc( - vm_size_t size); +/* Initialize Interrupts */ +void ml_init_interrupt(void); + +/* Get Interrupts Enabled */ +boolean_t ml_get_interrupts_enabled(void); + +/* Set Interrupts Enabled */ +boolean_t ml_set_interrupts_enabled(boolean_t enable); -#endif +/* Check if running at interrupt context */ +boolean_t ml_at_interrupt_context(void); +/* Generate a fake interrupt */ +void ml_cause_interrupt(void); + +void ml_get_timebase(unsigned long long *timestamp); + +/* Type for the Time Base Enable function */ +typedef void (*time_base_enable_t)(cpu_id_t cpu_id, boolean_t enable); + +/* Type for the IPI Hander */ +typedef void (*ipi_handler_t)(void); + +/* 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; +}; + +typedef struct ml_processor_info ml_processor_info_t; + + +/* Register a processor */ +kern_return_t ml_processor_register( + cpu_id_t cpu_id, + uint32_t lapic_id, + processor_t *processor, + ipi_handler_t *ipi_handler, + boolean_t boot_cpu); + +/* Initialize Interrupts */ +void ml_install_interrupt_handler( + void *nub, + int source, + void *target, + IOInterruptHandler handler, + void *refCon); + +#ifdef __APPLE_API_UNSTABLE vm_offset_t ml_static_ptovirt( vm_offset_t); +/* PCI config cycle probing */ +boolean_t ml_probe_read( + vm_offset_t paddr, + unsigned int *val); +boolean_t ml_probe_read_64( + addr64_t paddr, + unsigned int *val); + +/* Read physical address byte */ +unsigned int ml_phys_read_byte( + vm_offset_t paddr); +unsigned int ml_phys_read_byte_64( + addr64_t paddr); + +/* Read physical address half word */ +unsigned int ml_phys_read_half( + vm_offset_t paddr); +unsigned int ml_phys_read_half_64( + addr64_t paddr); + +/* Read physical address word*/ +unsigned int ml_phys_read( + vm_offset_t paddr); +unsigned int ml_phys_read_64( + addr64_t paddr); +unsigned int ml_phys_read_word( + vm_offset_t paddr); +unsigned int ml_phys_read_word_64( + addr64_t paddr); + +/* Read physical address double word */ +unsigned long long ml_phys_read_double( + vm_offset_t paddr); +unsigned long long ml_phys_read_double_64( + addr64_t paddr); + +/* Write physical address byte */ +void ml_phys_write_byte( + vm_offset_t paddr, unsigned int data); +void ml_phys_write_byte_64( + addr64_t paddr, unsigned int data); + +/* Write physical address half word */ +void ml_phys_write_half( + vm_offset_t paddr, unsigned int data); +void ml_phys_write_half_64( + addr64_t paddr, unsigned int data); + +/* Write physical address word */ +void ml_phys_write( + vm_offset_t paddr, unsigned int data); +void ml_phys_write_64( + addr64_t paddr, unsigned int data); +void ml_phys_write_word( + vm_offset_t paddr, unsigned int data); +void ml_phys_write_word_64( + addr64_t paddr, unsigned int data); + +/* Write physical address double word */ +void ml_phys_write_double( + vm_offset_t paddr, unsigned long long data); +void ml_phys_write_double_64( + addr64_t paddr, unsigned long long data); + void ml_static_mfree( vm_offset_t, vm_size_t); @@ -58,59 +173,72 @@ void ml_static_mfree( vm_offset_t ml_vtophys( vm_offset_t vaddr); -/* Interrupt handling */ +/* 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; +}; -/* Get Interrupts Enabled */ -boolean_t ml_get_interrupts_enabled(void); +typedef struct ml_cpu_info ml_cpu_info_t; -/* Set Interrupts Enabled */ -boolean_t ml_set_interrupts_enabled(boolean_t enable); +/* Get processor info */ +void ml_cpu_get_info(ml_cpu_info_t *ml_cpu_info); -/* Check if running at interrupt context */ -boolean_t ml_at_interrupt_context(void); +#endif /* __APPLE_API_UNSTABLE */ -/* Generate a fake interrupt */ -void ml_cause_interrupt(void); +#ifdef __APPLE_API_PRIVATE +#if defined(PEXPERT_KERNEL_PRIVATE) || defined(MACH_KERNEL_PRIVATE) +/* IO memory map services */ + +/* Map memory map IO space */ +vm_offset_t ml_io_map( + vm_offset_t phys_addr, + vm_size_t size); + +/* boot memory allocation */ +vm_offset_t ml_static_malloc( + vm_size_t size); + +#endif /* PEXPERT_KERNEL_PRIVATE || MACH_KERNEL_PRIVATE */ + +/* Zero bytes starting at a physical address */ +void bzero_phys( + addr64_t phys_address, + uint32_t length); 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 Interrupts */ -void ml_install_interrupt_handler( - void *nub, - int source, - void *target, - IOInterruptHandler handler, - void *refCon); +#define MACHINE_GROUP 0x00000001 +#define MACHINE_NETWORK_GROUP 0x10000000 +#define MACHINE_NETWORK_WORKLOOP 0x00000001 +#define MACHINE_NETWORK_NETISR 0x00000002 -#ifdef MACH_KERNEL_PRIVATE -/* check pending timers */ -#define machine_clock_assist() +/* Initialize the maximum number of CPUs */ +void ml_init_max_cpus( + unsigned long max_cpus); -void machine_idle(void); +/* Return the maximum number of CPUs set by ml_init_max_cpus() */ +int ml_get_max_cpus( + void); -void machine_signal_idle( - processor_t processor); -#endif +extern void ml_cpu_up(void); +extern void ml_cpu_down(void); -/* Type for the IPI Hander */ -typedef void (*ipi_handler_t)(void); +extern int set_be_bit(void); +extern int clr_be_bit(void); +extern int be_tracing(void); -/* Register a processor */ -kern_return_t ml_processor_register( - cpu_id_t cpu_id, - vm_offset_t start_paddr, - processor_t *processor, - ipi_handler_t *ipi_handler, - boolean_t boot_cpu); +#endif /* __APPLE_API_PRIVATE */ -void ml_get_timebase(unsigned long long *timestamp); +__END_DECLS #endif /* _I386_MACHINE_ROUTINES_H_ */