arch/s390/include/asm/qeth.h

   1 /*
   2  * ioctl definitions for qeth driver
   3  *
   4  * Copyright IBM Corp. 2004
   5  *
   6  * Author(s):   Thomas Spatzier <tspat@de.ibm.com>
   7  *
   8  */
   9 #ifndef __ASM_S390_QETH_IOCTL_H__
  10 #define __ASM_S390_QETH_IOCTL_H__
  11 #include <linux/types.h>
  12 #include <linux/ioctl.h>
  13
  14 #define SIOC_QETH_ARP_SET_NO_ENTRIES    (SIOCDEVPRIVATE)
  15 #define SIOC_QETH_ARP_QUERY_INFO        (SIOCDEVPRIVATE + 1)
  16 #define SIOC_QETH_ARP_ADD_ENTRY         (SIOCDEVPRIVATE + 2)
  17 #define SIOC_QETH_ARP_REMOVE_ENTRY      (SIOCDEVPRIVATE + 3)
  18 #define SIOC_QETH_ARP_FLUSH_CACHE       (SIOCDEVPRIVATE + 4)
  19 #define SIOC_QETH_ADP_SET_SNMP_CONTROL  (SIOCDEVPRIVATE + 5)
  20 #define SIOC_QETH_GET_CARD_TYPE         (SIOCDEVPRIVATE + 6)
  21 #define SIOC_QETH_QUERY_OAT             (SIOCDEVPRIVATE + 7)
  22
  23 struct qeth_arp_cache_entry {
  24         __u8  macaddr[6];
  25         __u8  reserved1[2];
  26         __u8  ipaddr[16]; /* for both  IPv4 and IPv6 */
  27         __u8  reserved2[32];
  28 } __attribute__ ((packed));
  29
  30 enum qeth_arp_ipaddrtype {
  31         QETHARP_IP_ADDR_V4 = 1,
  32         QETHARP_IP_ADDR_V6 = 2,
  33 };
  34 struct qeth_arp_entrytype {
  35         __u8 mac;
  36         __u8 ip;
  37 } __attribute__((packed));
  38
  39 #define QETH_QARP_MEDIASPECIFIC_BYTES 32
  40 #define QETH_QARP_MACADDRTYPE_BYTES 1
  41 struct qeth_arp_qi_entry7 {
  42         __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
  43         struct qeth_arp_entrytype type;
  44         __u8 macaddr[6];
  45         __u8 ipaddr[4];
  46 } __attribute__((packed));
  47
  48 struct qeth_arp_qi_entry7_ipv6 {
  49         __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
  50         struct qeth_arp_entrytype type;
  51         __u8 macaddr[6];
  52         __u8 ipaddr[16];
  53 } __attribute__((packed));
  54
  55 struct qeth_arp_qi_entry7_short {
  56         struct qeth_arp_entrytype type;
  57         __u8 macaddr[6];
  58         __u8 ipaddr[4];
  59 } __attribute__((packed));
  60
  61 struct qeth_arp_qi_entry7_short_ipv6 {
  62         struct qeth_arp_entrytype type;
  63         __u8 macaddr[6];
  64         __u8 ipaddr[16];
  65 } __attribute__((packed));
  66
  67 struct qeth_arp_qi_entry5 {
  68         __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
  69         struct qeth_arp_entrytype type;
  70         __u8 ipaddr[4];
  71 } __attribute__((packed));
  72
  73 struct qeth_arp_qi_entry5_ipv6 {
  74         __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
  75         struct qeth_arp_entrytype type;
  76         __u8 ipaddr[16];
  77 } __attribute__((packed));
  78
  79 struct qeth_arp_qi_entry5_short {
  80         struct qeth_arp_entrytype type;
  81         __u8 ipaddr[4];
  82 } __attribute__((packed));
  83
  84 struct qeth_arp_qi_entry5_short_ipv6 {
  85         struct qeth_arp_entrytype type;
  86         __u8 ipaddr[16];
  87 } __attribute__((packed));
  88 /*
  89  * can be set by user if no "media specific information" is wanted
  90  * -> saves a lot of space in user space buffer
  91  */
  92 #define QETH_QARP_STRIP_ENTRIES  0x8000
  93 #define QETH_QARP_WITH_IPV6      0x4000
  94 #define QETH_QARP_REQUEST_MASK   0x00ff
  95
  96 /* data sent to user space as result of query arp ioctl */
  97 #define QETH_QARP_USER_DATA_SIZE 20000
  98 #define QETH_QARP_MASK_OFFSET    4
  99 #define QETH_QARP_ENTRIES_OFFSET 6
 100 struct qeth_arp_query_user_data {
 101         union {
 102                 __u32 data_len;         /* set by user space program */
 103                 __u32 no_entries;       /* set by kernel */
 104         } u;
 105         __u16 mask_bits;
 106         char *entries;
 107 } __attribute__((packed));
 108
 109 struct qeth_query_oat_data {
 110         __u32 command;
 111         __u32 buffer_len;
 112         __u32 response_len;
 113         __u64 ptr;
 114 };
 115 #endif /* __ASM_S390_QETH_IOCTL_H__ */