/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2009 Apple 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@
#include <kern/kern_types.h>
#include <pexpert/pexpert.h>
+#include <sys/cdefs.h>
#include <sys/appleapiopts.h>
-/* Interrupt handling */
+#include <stdarg.h>
-/* Get Interrupts Enabled */
-boolean_t ml_get_interrupts_enabled(void);
+__BEGIN_DECLS
-/* Set Interrupts Enabled */
-boolean_t ml_set_interrupts_enabled(boolean_t enable);
+#ifdef XNU_KERNEL_PRIVATE
-/* Check if running at interrupt context */
-boolean_t ml_at_interrupt_context(void);
+/* are we a 64 bit platform ? */
-/* Generate a fake interrupt */
-void ml_cause_interrupt(void);
+boolean_t ml_is64bit(void);
-void ml_get_timebase(unsigned long long *timestamp);
+/* is this a 64bit thread? */
-/* Type for the IPI Hander */
-typedef void (*ipi_handler_t)(void);
+boolean_t ml_thread_is64bit(thread_t);
-/* 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);
+/* is this a 64bit thread? */
+
+boolean_t ml_state_is64bit(void *);
+
+/* set state of fpu save area for signal handling */
+
+void ml_fp_setvalid(boolean_t);
+
+void ml_cpu_set_ldt(int);
+
+/* Interrupt handling */
+
+/* Initialize Interrupts */
+void ml_init_interrupt(void);
+
+/* Generate a fake interrupt */
+void ml_cause_interrupt(void);
/* Initialize Interrupts */
void ml_install_interrupt_handler(
IOInterruptHandler handler,
void *refCon);
-#ifdef __APPLE_API_UNSTABLE
+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);
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);
-#endif /* __APPLE_API_UNSTABLE */
+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 */
-#ifdef __APPLE_API_PRIVATE
#if defined(PEXPERT_KERNEL_PRIVATE) || defined(MACH_KERNEL_PRIVATE)
/* IO memory map services */
vm_offset_t phys_addr,
vm_size_t size);
-/* boot memory allocation */
-vm_offset_t ml_static_malloc(
- 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 */
-#ifdef MACH_KERNEL_PRIVATE
-/* check pending timers */
-#define machine_clock_assist()
+/* Warm up a CPU to receive an interrupt */
+kern_return_t ml_interrupt_prewarm(uint64_t deadline);
-void machine_idle(void);
+/* Check if the machine layer wants to intercept a panic call */
+boolean_t ml_wants_panic_trap_to_debugger(void);
-void machine_signal_idle(
- processor_t processor);
-#endif /* MACH_KERNEL_PRIVATE */
+/* 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);
+
+/* 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_out,
+ boolean_t boot_cpu,
+ boolean_t start );
+
+/* 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);
+
+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);
+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);
+
+/* Struct for ml_cpu_get_info */
+struct ml_cpu_info {
+ 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;
+
+/* Get processor info */
+void ml_cpu_get_info(ml_cpu_info_t *ml_cpu_info);
void ml_thread_policy(
thread_t thread,
#define MACHINE_NETWORK_WORKLOOP 0x00000001
#define MACHINE_NETWORK_NETISR 0x00000002
-#endif /* __APPLE_API_PRIVATE */
+/* Return the maximum number of CPUs set by ml_init_max_cpus() */
+int ml_get_max_cpus(
+ void);
+
+/*
+ * The following are in pmCPU.c not machine_routines.c.
+ */
+extern void ml_set_maxsnoop(uint32_t maxdelay);
+extern unsigned ml_get_maxsnoop(void);
+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 /* 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_ */
projects / apple / xnu.git / blobdiff