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