[apple/xnu.git] / osfmk / i386 / misc_protos.h

/*
 * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_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. 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.
 * 
 * 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_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 */

#ifndef	_I386_MISC_PROTOS_H_
#define	_I386_MISC_PROTOS_H_

#include <i386/thread.h>

struct boot_args;
struct cpu_data;

extern void		i386_init(vm_offset_t);
extern void		i386_macho_zerofill(void);
extern void		i386_vm_init(
				uint64_t,
				boolean_t,
				struct boot_args *);
extern void		cpu_IA32e_enable(struct cpu_data *);
extern void		cpu_IA32e_disable(struct cpu_data *);
extern void		ml_load_desc64(void);
extern void		ml_64bit_wrmsr64(uint32_t msr, uint64_t value);
extern void		ml_64bit_lldt(int);
extern void             cpu_userwindow_init(int);
extern void             cpu_physwindow_init(int);

extern void		machine_startup(void);

extern void		get_root_device(void);
extern void		picinit(void);
extern void		interrupt_processor(
				int		cpu);
extern void		mp_probe_cpus(void);
extern void		panic_io_port_read(void);

extern void		remote_kdb(void);
extern void		clear_kdb_intr(void);
extern void             draw_panic_dialog(void);
extern void		cpu_init(void);
extern void		cpu_shutdown(void);
extern void		fix_desc(
				void		* desc,
				int		num_desc);
extern void		fix_desc64(
				void		* desc,
				int		num_desc);
extern void		cnpollc(
				boolean_t	on);
extern void		form_pic_mask(void);
extern void		intnull(
				int		unit);
extern char *		i386_boot_info(
				char		*buf,
				vm_size_t	buf_len);

extern void		blkclr(
			       const char	*from,
			       int		nbytes);

extern unsigned int	div_scale(
				unsigned int	dividend,
				unsigned int	divisor,
				unsigned int	*scale);

extern unsigned int	mul_scale(
				unsigned int	multiplicand,
				unsigned int	multiplier,
				unsigned int	*scale);

/* Move arbitrarily-aligned data from one physical address to another */
extern void bcopy_phys(addr64_t from, addr64_t to, vm_size_t nbytes);

/* Flush all cachelines for a page. */
extern void cache_flush_page_phys(ppnum_t pa);

/* Flushing for incoherent I/O */
extern void dcache_incoherent_io_flush64(addr64_t pa, unsigned int count);
extern void dcache_incoherent_io_store64(addr64_t pa, unsigned int count);


extern processor_t	cpu_processor_alloc(boolean_t is_boot_cpu);
extern void		cpu_processor_free(processor_t proc);

extern void		*chudxnu_cpu_alloc(boolean_t is_boot_cpu);
extern void		chudxnu_cpu_free(void *);

extern void		sysclk_gettime_interrupts_disabled(
				mach_timespec_t *cur_time);

extern void rtc_nanotime_init_commpage(void);

extern void	rtc_sleep_wakeup(uint64_t base);

extern void rtc_lapic_start_ticking(void);

extern void	rtc_clock_stepping(
			uint32_t new_frequency,
			uint32_t old_frequency);
extern void	rtc_clock_stepped(
			uint32_t new_frequency,
			uint32_t old_frequency);
extern void	rtc_clock_napped(uint64_t, uint64_t);

extern void     x86_lowmem_free(void);

thread_t Switch_context(thread_t, thread_continue_t, thread_t);

#endif /* _I386_MISC_PROTOS_H_ */
Commit	Line	Data
1c79356b	1	/*
2d21ac55	2	* Copyright (c) 2000-2007 Apple Inc. All rights reserved.
1c79356b	3	*
2d21ac55	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b	5	*
2d21ac55 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. The rights granted to you under the License
	10	* may not be used to create, or enable the creation or redistribution of,
	11	* unlawful or unlicensed copies of an Apple operating system, or to
	12	* circumvent, violate, or enable the circumvention or violation of, any
	13	* terms of an Apple operating system software license agreement.
8f6c56a5	14	*
2d21ac55 A	15	* Please obtain a copy of the License at
	16	* http://www.opensource.apple.com/apsl/ and read it before using this file.
	17	*
	18	* The Original Code and all software distributed under the License are
	19	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
8f6c56a5 A	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
8f6c56a5 A	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55 A	22	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	23	* Please see the License for the specific language governing rights and
	24	* limitations under the License.
8f6c56a5	25	*
2d21ac55	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b A	27	*/
	28	/*
	29	* @OSF_COPYRIGHT@
	30	*/
	31
0c530ab8 A	32	#ifndef _I386_MISC_PROTOS_H_
	33	#define _I386_MISC_PROTOS_H_
	34
1c79356b A	35	#include <i386/thread.h>
1c79356b A	36
0c530ab8 A	37	struct boot_args;
	38	struct cpu_data;
	39
	40	extern void i386_init(vm_offset_t);
	41	extern void i386_macho_zerofill(void);
	42	extern void i386_vm_init(
2d21ac55 A	43	uint64_t,
	44	boolean_t,
	45	struct boot_args *);
0c530ab8 A	46	extern void cpu_IA32e_enable(struct cpu_data *);
	47	extern void cpu_IA32e_disable(struct cpu_data *);
	48	extern void ml_load_desc64(void);
	49	extern void ml_64bit_wrmsr64(uint32_t msr, uint64_t value);
0c530ab8	50	extern void ml_64bit_lldt(int);
2d21ac55 A	51	extern void cpu_userwindow_init(int);
2d21ac55 A	52	extern void cpu_physwindow_init(int);
91447636 A	53
	54	extern void machine_startup(void);
	55
1c79356b A	56	extern void get_root_device(void);
1c79356b A	57	extern void picinit(void);
1c79356b A	58	extern void interrupt_processor(
	59	int cpu);
	60	extern void mp_probe_cpus(void);
0c530ab8	61	extern void panic_io_port_read(void);
2d21ac55	62
1c79356b A	63	extern void remote_kdb(void);
1c79356b A	64	extern void clear_kdb_intr(void);
55e303ae	65	extern void draw_panic_dialog(void);
91447636	66	extern void cpu_init(void);
1c79356b A	67	extern void cpu_shutdown(void);
	68	extern void fix_desc(
	69	void * desc,
	70	int num_desc);
0c530ab8 A	71	extern void fix_desc64(
	72	void * desc,
	73	int num_desc);
1c79356b A	74	extern void cnpollc(
	75	boolean_t on);
	76	extern void form_pic_mask(void);
	77	extern void intnull(
	78	int unit);
	79	extern char * i386_boot_info(
	80	char *buf,
	81	vm_size_t buf_len);
	82
	83	extern void blkclr(
	84	const char *from,
	85	int nbytes);
	86
1c79356b A	87	extern unsigned int div_scale(
	88	unsigned int dividend,
	89	unsigned int divisor,
	90	unsigned int *scale);
	91
	92	extern unsigned int mul_scale(
	93	unsigned int multiplicand,
	94	unsigned int multiplier,
	95	unsigned int *scale);
0b4e3aa0 A	96
0b4e3aa0 A	97	/* Move arbitrarily-aligned data from one physical address to another */
55e303ae A	98	extern void bcopy_phys(addr64_t from, addr64_t to, vm_size_t nbytes);
55e303ae A	99
91447636 A	100	/* Flush all cachelines for a page. */
	101	extern void cache_flush_page_phys(ppnum_t pa);
	102
	103	/* Flushing for incoherent I/O */
	104	extern void dcache_incoherent_io_flush64(addr64_t pa, unsigned int count);
	105	extern void dcache_incoherent_io_store64(addr64_t pa, unsigned int count);
	106
	107
	108	extern processor_t cpu_processor_alloc(boolean_t is_boot_cpu);
	109	extern void cpu_processor_free(processor_t proc);
	110
0c530ab8 A	111	extern void *chudxnu_cpu_alloc(boolean_t is_boot_cpu);
	112	extern void chudxnu_cpu_free(void *);
	113
91447636 A	114	extern void sysclk_gettime_interrupts_disabled(
	115	mach_timespec_t *cur_time);
	116
0c530ab8	117	extern void rtc_nanotime_init_commpage(void);
6601e61a	118
0c530ab8	119	extern void rtc_sleep_wakeup(uint64_t base);
91447636	120
0c530ab8	121	extern void rtc_lapic_start_ticking(void);
91447636 A	122
	123	extern void rtc_clock_stepping(
	124	uint32_t new_frequency,
	125	uint32_t old_frequency);
	126	extern void rtc_clock_stepped(
	127	uint32_t new_frequency,
	128	uint32_t old_frequency);
4a3eedf9	129	extern void rtc_clock_napped(uint64_t, uint64_t);
91447636 A	130
91447636 A	131	extern void x86_lowmem_free(void);
0c530ab8	132
2d21ac55	133	thread_t Switch_context(thread_t, thread_continue_t, thread_t);
0c530ab8	134
2d21ac55	135	#endif /* _I386_MISC_PROTOS_H_ */