xnu-1228.5.18.tar.gz

[apple/xnu.git] / osfmk / kdp / kdp_internal.h

/*
 * Copyright (c) 2000-2004 Apple Computer, 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@
 */

/*
 * Internal definitions for kdp module
 */

#include <kdp/kdp.h>
#include <kdp/kdp_protocol.h>

typedef struct {
    unsigned short		reply_port;
    unsigned int		conn_seq;
    boolean_t			is_conn;
    void			*saved_state;
    boolean_t			is_halted;
    unsigned short		exception_port;
    unsigned char		exception_seq;
    boolean_t			exception_ack_needed;
    int				kdp_cpu;
    thread_t			kdp_thread;
} kdp_glob_t;

extern kdp_glob_t	kdp;

extern volatile int	kdp_flag;

#define KDP_READY       0x1
#define KDP_ARP         0x2
#define KDP_BP_DIS      0x4
#define KDP_GETC_ENA    0x8
#define KDP_PANIC_DUMP_ENABLED 0x10
#define PANIC_CORE_ON_NMI 0x20 
#define DBG_POST_CORE     0x40
#define PANIC_LOG_DUMP    0x80
typedef boolean_t
(*kdp_dispatch_t) (
    kdp_pkt_t *,
    int	 *,
    unsigned short *
);

extern
boolean_t
kdp_packet(
    unsigned char *,
    int *,
    unsigned short *
);

extern
boolean_t
kdp_remove_all_breakpoints (void);

extern
void
kdp_exception(
    unsigned char *,
    int *,
    unsigned short *,
    unsigned int,
    unsigned int,
    unsigned int
);

extern
boolean_t
kdp_exception_ack(
    unsigned char *,
    int
);

extern
void
kdp_panic(
    const char		*msg
);

extern
void
kdp_reboot(
    void
);

extern
void
kdp_us_spin(
    int usec
);

extern
int
kdp_intr_disbl(
    void
);

extern
void
kdp_intr_enbl(
    int s
);

extern
kdp_error_t
kdp_machine_read_regs(
    unsigned int cpu,
    unsigned int flavor,
    char *data,
    int *size
);

extern
kdp_error_t
kdp_machine_write_regs(
    unsigned int cpu,
    unsigned int flavor,
    char *data,
    int *size
);

extern
void
kdp_machine_hostinfo(
    kdp_hostinfo_t *hostinfo
);

extern
void
kdp_sync_cache(
    void
);

unsigned int
kdp_ml_get_breakinsn(
    void
);

extern void
kdp_ml_enter_debugger(
	void
);