Documentation/mic/mpssd/mpssd.h

   1 /*
   2  * Intel MIC Platform Software Stack (MPSS)
   3  *
   4  * Copyright(c) 2013 Intel Corporation.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License, version 2, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13  * General Public License for more details.
  14  *
  15  * The full GNU General Public License is included in this distribution in
  16  * the file called "COPYING".
  17  *
  18  * Intel MIC User Space Tools.
  19  */
  20 #ifndef _MPSSD_H_
  21 #define _MPSSD_H_
  22
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include <fcntl.h>
  27 #include <unistd.h>
  28 #include <dirent.h>
  29 #include <libgen.h>
  30 #include <pthread.h>
  31 #include <stdarg.h>
  32 #include <time.h>
  33 #include <errno.h>
  34 #include <sys/dir.h>
  35 #include <sys/ioctl.h>
  36 #include <sys/poll.h>
  37 #include <sys/types.h>
  38 #include <sys/socket.h>
  39 #include <sys/stat.h>
  40 #include <sys/types.h>
  41 #include <sys/mman.h>
  42 #include <sys/utsname.h>
  43 #include <sys/wait.h>
  44 #include <netinet/in.h>
  45 #include <arpa/inet.h>
  46 #include <netdb.h>
  47 #include <pthread.h>
  48 #include <signal.h>
  49 #include <limits.h>
  50 #include <syslog.h>
  51 #include <getopt.h>
  52 #include <net/if.h>
  53 #include <linux/if_tun.h>
  54 #include <linux/if_tun.h>
  55 #include <linux/virtio_ids.h>
  56
  57 #define MICSYSFSDIR "/sys/class/mic"
  58 #define LOGFILE_NAME "/var/log/mpssd"
  59 #define PAGE_SIZE 4096
  60
  61 struct mic_console_info {
  62         pthread_t       console_thread;
  63         int             virtio_console_fd;
  64         void            *console_dp;
  65 };
  66
  67 struct mic_net_info {
  68         pthread_t       net_thread;
  69         int             virtio_net_fd;
  70         int             tap_fd;
  71         void            *net_dp;
  72 };
  73
  74 struct mic_virtblk_info {
  75         pthread_t       block_thread;
  76         int             virtio_block_fd;
  77         void            *block_dp;
  78         volatile sig_atomic_t   signaled;
  79         char            *backend_file;
  80         int             backend;
  81         void            *backend_addr;
  82         long            backend_size;
  83 };
  84
  85 struct mic_info {
  86         int             id;
  87         char            *name;
  88         pthread_t       config_thread;
  89         pid_t           pid;
  90         struct mic_console_info mic_console;
  91         struct mic_net_info     mic_net;
  92         struct mic_virtblk_info mic_virtblk;
  93         int             restart;
  94         int             boot_on_resume;
  95         struct mic_info *next;
  96 };
  97
  98 __attribute__((format(printf, 1, 2)))
  99 void mpsslog(char *format, ...);
 100 char *readsysfs(char *dir, char *entry);
 101 int setsysfs(char *dir, char *entry, char *value);
 102 #endif