This repository has been archived on 2022-09-20. You can view files and clone it, but cannot push or open issues or pull requests.
libraw1394/juju/juju.h

146 lines
3.1 KiB
C

/* -*- c-basic-offset: 8 -*-
*
* juju.h -- Internal header file for raw1394 emulation
*
* Copyright (C) 2007 Kristian Hoegsberg <krh@bitplanet.net>
*
* 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 2 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, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __juju_h
#define __juju_h
#include <stdlib.h>
#include <byteswap.h>
#include <fw-device-cdev.h>
#include "../src/raw1394.h"
#include "../src/csr.h"
#include "config.h"
#define ACK_COMPLETE 1
#define ptr_to_u64(p) ((__u64)(unsigned long)(p))
#define u64_to_ptr(p) ((void *)(unsigned long)(p))
static inline __u32
be32_to_cpu(__u32 q)
{
union { char c[4]; __u32 q; } u = { { 1, 0, 0, 0 } };
return u.q == 1 ? bswap_32(q) : q;
}
static inline __u32
cpu_to_be32(__u32 q)
{
return be32_to_cpu(q);
}
#define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
#define BUFFER_SIZE (16 * 1024)
#define MAX_PORTS 16
struct epoll_closure {
int (*func)(raw1394handle_t handle,
struct epoll_closure *closure, __uint32_t events);
};
struct port {
char device_file[32];
char *name;
int node_count;
int card;
};
#define MAX_DEVICES 63
#define FILENAME_SIZE 16
struct device {
struct epoll_closure closure;
int fd;
int node_id;
int generation;
char filename[FILENAME_SIZE];
};
struct request_closure {
void *data;
size_t length;
unsigned long tag;
struct raw1394_reqhandle reqhandle;
};
struct allocation;
struct raw1394_handle {
struct port ports[MAX_PORTS];
int port_count;
int err;
int generation;
void *user_data;
int notify_bus_reset;
bus_reset_handler_t bus_reset_handler;
tag_handler_t tag_handler;
arm_tag_handler_t arm_tag_handler;
fcp_handler_t fcp_handler;
__u32 fcp_allocation_handle;
struct allocation *allocations;
int epoll_fd;
int inotify_fd;
int inotify_watch;
int pipe_fds[2];
struct epoll_closure pipe_closure;
struct epoll_closure inotify_closure;
struct device devices[MAX_DEVICES];
int nodes[MAX_DEVICES];
int local_fd;
char local_filename[FILENAME_SIZE];
struct fw_cdev_event_bus_reset reset;
struct {
struct epoll_closure closure;
int fd;
int type;
int irq_interval;
int packet_index;
int packet_phase;
int packet_tail;
int packet_count;
int buf_packets;
int max_packet_size;
int packet_header_index;
int prebuffer;
int start_on_cycle;
enum raw1394_iso_dma_recv_mode recv_mode;
raw1394_iso_xmit_handler_t xmit_handler;
raw1394_iso_recv_handler_t recv_handler;
unsigned char *buffer;
struct fw_cdev_queue_iso queue_iso;
struct fw_cdev_iso_packet *packets;
} iso;
char buffer[BUFFER_SIZE];
};
#endif