X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/593a1d5fd87cdf5b46dd5fcb84467b432cea0f91..cc8bc92ae4a8e9f1a1ab61bf83d34ad8150b3405:/osfmk/i386/machine_routines.h diff --git a/osfmk/i386/machine_routines.h b/osfmk/i386/machine_routines.h index cf0af4761..da6db8347 100644 --- a/osfmk/i386/machine_routines.h +++ b/osfmk/i386/machine_routines.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2007 Apple Inc. All rights reserved. + * Copyright (c) 2000-2009 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * @@ -40,8 +40,12 @@ #include #include +#include + __BEGIN_DECLS +#ifdef XNU_KERNEL_PRIVATE + /* are we a 64 bit platform ? */ boolean_t ml_is64bit(void); @@ -65,20 +69,103 @@ void ml_cpu_set_ldt(int); /* 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); - -/* 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); +/* Initialize Interrupts */ +void ml_install_interrupt_handler( + void *nub, + int source, + void *target, + IOInterruptHandler handler, + void *refCon); + +void ml_entropy_collect(void); + +uint64_t ml_get_timebase(void); void ml_init_lock_timeout(void); +void ml_init_delay_spin_threshold(int); + +boolean_t ml_delay_should_spin(uint64_t interval); + +vm_offset_t +ml_static_ptovirt( + vm_offset_t); + +void ml_static_mfree( + vm_offset_t, + vm_size_t); + +/* boot memory allocation */ +vm_offset_t ml_static_malloc( + vm_size_t size); + +/* virtual to physical on wired pages */ +vm_offset_t ml_vtophys( + vm_offset_t vaddr); + +vm_size_t ml_nofault_copy( + vm_offset_t virtsrc, vm_offset_t virtdst, vm_size_t size); + +boolean_t ml_validate_nofault( + vm_offset_t virtsrc, vm_size_t size); + +/* Machine topology info */ +uint64_t ml_cpu_cache_size(unsigned int level); +uint64_t ml_cpu_cache_sharing(unsigned int level); + +/* Initialize the maximum number of CPUs */ +void ml_init_max_cpus( + unsigned long max_cpus); + +extern void ml_cpu_up(void); +extern void ml_cpu_down(void); + +void bzero_phys_nc( + addr64_t phys_address, + uint32_t length); +extern uint32_t interrupt_timer_coalescing_enabled; +extern uint32_t idle_entry_timer_processing_hdeadline_threshold; + +#if TCOAL_INSTRUMENT +#define TCOAL_DEBUG KERNEL_DEBUG_CONSTANT +#else +#define TCOAL_DEBUG(x, a, b, c, d, e) do { } while(0) +#endif /* TCOAL_INSTRUMENT */ + +#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); + + +void ml_get_bouncepool_info( + vm_offset_t *phys_addr, + vm_size_t *size); +/* Indicates if spinlock, IPI and other timeouts should be suspended */ +boolean_t machine_timeout_suspended(void); +void plctrace_disable(void); +#endif /* PEXPERT_KERNEL_PRIVATE || MACH_KERNEL_PRIVATE */ + +/* Warm up a CPU to receive an interrupt */ +kern_return_t ml_interrupt_prewarm(uint64_t deadline); + +/* Check if the machine layer wants to intercept a panic call */ +boolean_t ml_wants_panic_trap_to_debugger(void); + +/* Machine layer routine for intercepting panics */ +void ml_panic_trap_to_debugger(const char *panic_format_str, + va_list *panic_args, + unsigned int reason, + void *ctx, + uint64_t panic_options_mask, + unsigned long panic_caller); +#endif /* XNU_KERNEL_PRIVATE */ + +#ifdef KERNEL_PRIVATE /* Type for the Time Base Enable function */ typedef void (*time_base_enable_t)(cpu_id_t cpu_id, boolean_t enable); @@ -100,31 +187,13 @@ 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); - -#ifdef XNU_KERNEL_PRIVATE -vm_offset_t -ml_boot_ptovirt( - vm_offset_t); -#endif +kern_return_t +ml_processor_register( + cpu_id_t cpu_id, + uint32_t lapic_id, + processor_t *processor_out, + boolean_t boot_cpu, + boolean_t start ); /* PCI config cycle probing */ boolean_t ml_probe_read( @@ -162,6 +231,12 @@ unsigned long long ml_phys_read_double( unsigned long long ml_phys_read_double_64( addr64_t paddr); +unsigned long long ml_io_read(uintptr_t iovaddr, int iovsz); +unsigned int ml_io_read8(uintptr_t iovaddr); +unsigned int ml_io_read16(uintptr_t iovaddr); +unsigned int ml_io_read32(uintptr_t iovaddr); +unsigned long long ml_io_read64(uintptr_t iovaddr); + /* Write physical address byte */ void ml_phys_write_byte( vm_offset_t paddr, unsigned int data); @@ -190,27 +265,16 @@ void ml_phys_write_double( void ml_phys_write_double_64( addr64_t paddr, unsigned long long data); -void ml_static_mfree( - vm_offset_t, - vm_size_t); - -/* virtual to physical on wired pages */ -vm_offset_t ml_vtophys( - vm_offset_t vaddr); - -vm_size_t ml_nofault_copy( - vm_offset_t virtsrc, vm_offset_t virtdst, vm_size_t size); - /* 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; + uint32_t vector_unit; + uint32_t cache_line_size; + uint32_t l1_icache_size; + uint32_t l1_dcache_size; + uint32_t l2_settings; + uint32_t l2_cache_size; + uint32_t l3_settings; + uint32_t l3_cache_size; }; typedef struct ml_cpu_info ml_cpu_info_t; @@ -218,45 +282,6 @@ typedef struct ml_cpu_info ml_cpu_info_t; /* Get processor info */ void ml_cpu_get_info(ml_cpu_info_t *ml_cpu_info); -/* Machine topology info */ -uint64_t ml_cpu_cache_size(unsigned int level); -uint64_t ml_cpu_cache_sharing(unsigned int level); - -#endif /* __APPLE_API_UNSTABLE */ - -#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); - - -extern uint32_t bounce_pool_base; -extern uint32_t bounce_pool_size; - -void ml_get_bouncepool_info( - vm_offset_t *phys_addr, - 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 bzero_phys_nc( - addr64_t phys_address, - uint32_t length); - void ml_thread_policy( thread_t thread, unsigned policy_id, @@ -267,17 +292,10 @@ void ml_thread_policy( #define MACHINE_NETWORK_WORKLOOP 0x00000001 #define MACHINE_NETWORK_NETISR 0x00000002 -/* Initialize the maximum number of CPUs */ -void ml_init_max_cpus( - unsigned long max_cpus); - /* Return the maximum number of CPUs set by ml_init_max_cpus() */ int ml_get_max_cpus( void); -extern void ml_cpu_up(void); -extern void ml_cpu_down(void); - /* * The following are in pmCPU.c not machine_routines.c. */ @@ -287,14 +305,70 @@ extern void ml_set_maxbusdelay(uint32_t mdelay); extern uint32_t ml_get_maxbusdelay(void); extern void ml_set_maxintdelay(uint64_t mdelay); extern uint64_t ml_get_maxintdelay(void); +extern boolean_t ml_get_interrupt_prewake_applicable(void); extern uint64_t tmrCvt(uint64_t time, uint64_t conversion); extern uint64_t ml_cpu_int_event_time(void); -#endif /* __APPLE_API_PRIVATE */ +#endif /* KERNEL_PRIVATE */ + +/* Get Interrupts Enabled */ +boolean_t ml_get_interrupts_enabled(void); + +/* Set Interrupts Enabled */ +boolean_t ml_set_interrupts_enabled(boolean_t enable); + +/* Check if running at interrupt context */ +boolean_t ml_at_interrupt_context(void); + +#ifdef XNU_KERNEL_PRIVATE +extern boolean_t ml_is_quiescing(void); +extern void ml_set_is_quiescing(boolean_t); +extern uint64_t ml_get_booter_memory_size(void); +#endif + +/* Zero bytes starting at a physical address */ +void bzero_phys( + addr64_t phys_address, + uint32_t length); + +/* Bytes available on current stack */ +vm_offset_t ml_stack_remaining(void); __END_DECLS +#if defined(MACH_KERNEL_PRIVATE) +__private_extern__ uint64_t +ml_phys_read_data(uint64_t paddr, int psz); +__private_extern__ void +pmap_verify_noncacheable(uintptr_t vaddr); +#endif /* MACH_KERNEL_PRIVATE */ +#ifdef XNU_KERNEL_PRIVATE + +boolean_t ml_fpu_avx_enabled(void); +#if !defined(RC_HIDE_XNU_J137) +boolean_t ml_fpu_avx512_enabled(void); +#endif + +void interrupt_latency_tracker_setup(void); +void interrupt_reset_latency_stats(void); +void interrupt_populate_latency_stats(char *, unsigned); +void ml_get_power_state(boolean_t *, boolean_t *); + +void timer_queue_expire_local(void*); +void timer_queue_expire_rescan(void*); +void ml_timer_evaluate(void); +boolean_t ml_timer_forced_evaluation(void); + +uint64_t ml_energy_stat(thread_t); +void ml_gpu_stat_update(uint64_t); +uint64_t ml_gpu_stat(thread_t); +boolean_t ml_recent_wake(void); + +extern uint64_t reportphyreaddelayabs; +extern uint32_t reportphyreadosbt; +extern uint32_t phyreadpanic; +#endif /* XNU_KERNEL_PRIVATE */ #endif /* _I386_MACHINE_ROUTINES_H_ */