1/*
2 * Copyright (c) 2009 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
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.
14 *
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
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28#ifndef _MACHINE_PAL_ROUTINES_H
29#define _MACHINE_PAL_ROUTINES_H
30
31#if defined (__i386__) || defined(__x86_64__)
32#include "i386/pal_routines.h"
33#elif defined (__arm__)
34
35struct pal_cpu_data; /* Defined per-platform */
36struct pal_pcb; /* Defined per-platform */
37struct pal_apic_table; /* Defined per-platform */
38
39/* serial / debug output routines */
40extern int  pal_serial_init(void);
41extern void pal_serial_putc(char);
42extern int  pal_serial_getc(void);
43
44/* Debug hook invoked in the page-fault path */
45extern void pal_dbg_page_fault( thread_t thread, user_addr_t vadddr,
46				kern_return_t kr );
47
48/* Set a task's name in the platform kernel debugger */
49extern void pal_dbg_set_task_name( task_t task );
50
51/* wind-back to the start of a system call */
52void pal_syscall_restart(thread_t thread, arm_saved_state_t *state);
53
54/* Hook for non-vfork exec */
55void pal_execve_return(thread_t thread);
56
57/* Called by thread_terminate_self() */
58void pal_thread_terminate_self(thread_t thread);
59
60/* Called by ast_check() */
61void pal_ast_check(thread_t thread);
62
63/* Called by sync_iss_to_iks */
64extern void pal_get_kern_regs( arm_saved_state_t *state );
65
66/* Called by load_machfile */
67void pal_switch_pmap(thread_t, pmap_t, boolean_t);
68
69/*
70 * Platform-specific hlt/sti.
71 */
72extern void pal_hlt(void);
73extern void pal_sti(void);
74extern void pal_cli(void);
75
76#else
77#error architecture not supported
78#endif
79
80#endif /* _MACHINE_PAL_ROUTINES_H */
81