76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
/* Common hardware header file.
|
|
Copyright (C) 1998, 2007, 2008, 2009, 2010, 2011
|
|
Free Software Foundation, Inc.
|
|
Contributed by Andrew Cagney and Cygnus Support.
|
|
|
|
This file is part of GDB, the GNU debugger.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
|
|
#ifndef HW_MAIN
|
|
#define HW_MAIN
|
|
|
|
/* establish a type system */
|
|
#include "sim-basics.h"
|
|
|
|
/* construct a hw device */
|
|
#include "hw-device.h"
|
|
#include "hw-properties.h"
|
|
#include "hw-events.h"
|
|
#include "hw-alloc.h"
|
|
#include "hw-instances.h"
|
|
#include "hw-handles.h"
|
|
#include "hw-ports.h"
|
|
|
|
/* Description of a hardware device */
|
|
|
|
typedef void (hw_finish_method)
|
|
(struct hw *me);
|
|
|
|
struct hw_descriptor
|
|
{
|
|
const char *family;
|
|
hw_finish_method *to_finish;
|
|
};
|
|
|
|
/* Helper functions to make the implementation of a device easier */
|
|
|
|
/* Go through the devices reg properties and look for those specifying
|
|
an address to attach various registers to */
|
|
|
|
void do_hw_attach_regs (struct hw *me);
|
|
|
|
/* Perform a polling read on FD returning either the number of bytes
|
|
or a hw_io status code that indicates the reason for the read
|
|
failure */
|
|
|
|
enum
|
|
{
|
|
HW_IO_EOF = -1, HW_IO_NOT_READY = -2, /* See: IEEE 1275 */
|
|
};
|
|
|
|
typedef int (do_hw_poll_read_method)
|
|
(SIM_DESC sd, int, char *, int);
|
|
|
|
int do_hw_poll_read
|
|
(struct hw *me,
|
|
do_hw_poll_read_method *read,
|
|
int sim_io_fd,
|
|
void *buf,
|
|
unsigned size_of_buf);
|
|
|
|
|
|
#endif
|