projects / linux-2.6 / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _ATMMPC_H_ |
| 2 | #define _ATMMPC_H_ | |
| 3 | ||
| 4 | #include <linux/atmapi.h> | |
| 5 | #include <linux/atmioc.h> | |
| 6 | #include <linux/atm.h> | |
| 7 | ||
| 8 | #define ATMMPC_CTRL _IO('a', ATMIOC_MPOA) | |
| 9 | #define ATMMPC_DATA _IO('a', ATMIOC_MPOA+1) | |
| 10 | ||
| 11 | #define MPC_SOCKET_INGRESS 1 | |
| 12 | #define MPC_SOCKET_EGRESS 2 | |
| 13 | ||
| 14 | struct atmmpc_ioc { | |
| 15 | int dev_num; | |
| 16 | uint32_t ipaddr; /* the IP address of the shortcut */ | |
| 17 | int type; /* ingress or egress */ | |
| 18 | }; | |
| 19 | ||
| 20 | typedef struct in_ctrl_info { | |
| 21 | uint8_t Last_NHRP_CIE_code; | |
| 22 | uint8_t Last_Q2931_cause_value; | |
| 23 | uint8_t eg_MPC_ATM_addr[ATM_ESA_LEN]; | |
| 24 | uint32_t tag; | |
| 25 | uint32_t in_dst_ip; /* IP address this ingress MPC sends packets to */ | |
| 26 | uint16_t holding_time; | |
| 27 | uint32_t request_id; | |
| 28 | } in_ctrl_info; | |
| 29 | ||
| 30 | typedef struct eg_ctrl_info { | |
| 31 | uint8_t DLL_header[256]; | |
| 32 | uint8_t DH_length; | |
| 33 | uint32_t cache_id; | |
| 34 | uint32_t tag; | |
| 35 | uint32_t mps_ip; | |
| 36 | uint32_t eg_dst_ip; /* IP address to which ingress MPC sends packets */ | |
| 37 | uint8_t in_MPC_data_ATM_addr[ATM_ESA_LEN]; | |
| 38 | uint16_t holding_time; | |
| 39 | } eg_ctrl_info; | |
| 40 | ||
| 41 | struct mpc_parameters { | |
| 42 | uint16_t mpc_p1; /* Shortcut-Setup Frame Count */ | |
| 43 | uint16_t mpc_p2; /* Shortcut-Setup Frame Time */ | |
| 44 | uint8_t mpc_p3[8]; /* Flow-detection Protocols */ | |
| 45 | uint16_t mpc_p4; /* MPC Initial Retry Time */ | |
| 46 | uint16_t mpc_p5; /* MPC Retry Time Maximum */ | |
| 47 | uint16_t mpc_p6; /* Hold Down Time */ | |
| 48 | } ; | |
| 49 | ||
| 50 | struct k_message { | |
| 51 | uint16_t type; | |
| 52 | uint32_t ip_mask; | |
| 53 | uint8_t MPS_ctrl[ATM_ESA_LEN]; | |
| 54 | union { | |
| 55 | in_ctrl_info in_info; | |
| 56 | eg_ctrl_info eg_info; | |
| 57 | struct mpc_parameters params; | |
| 58 | } content; | |
| 59 | struct atm_qos qos; | |
| 60 | } __ATM_API_ALIGN; | |
| 61 | ||
| 62 | struct llc_snap_hdr { | |
| 63 | /* RFC 1483 LLC/SNAP encapsulation for routed IP PDUs */ | |
| 64 | uint8_t dsap; /* Destination Service Access Point (0xAA) */ | |
| 65 | uint8_t ssap; /* Source Service Access Point (0xAA) */ | |
| 66 | uint8_t ui; /* Unnumbered Information (0x03) */ | |
| 67 | uint8_t org[3]; /* Organizational identification (0x000000) */ | |
| 68 | uint8_t type[2]; /* Ether type (for IP) (0x0800) */ | |
| 69 | }; | |
| 70 | ||
| 71 | /* TLVs this MPC recognizes */ | |
| 72 | #define TLV_MPOA_DEVICE_TYPE 0x00a03e2a | |
| 73 | ||
| 74 | /* MPOA device types in MPOA Device Type TLV */ | |
| 75 | #define NON_MPOA 0 | |
| 76 | #define MPS 1 | |
| 77 | #define MPC 2 | |
| 78 | #define MPS_AND_MPC 3 | |
| 79 | ||
| 80 | ||
| 81 | /* MPC parameter defaults */ | |
| 82 | ||
| 83 | #define MPC_P1 10 /* Shortcut-Setup Frame Count */ | |
| 84 | #define MPC_P2 1 /* Shortcut-Setup Frame Time */ | |
| 85 | #define MPC_P3 0 /* Flow-detection Protocols */ | |
| 86 | #define MPC_P4 5 /* MPC Initial Retry Time */ | |
| 87 | #define MPC_P5 40 /* MPC Retry Time Maximum */ | |
| 88 | #define MPC_P6 160 /* Hold Down Time */ | |
| 89 | #define HOLDING_TIME_DEFAULT 1200 /* same as MPS-p7 */ | |
| 90 | ||
| 91 | /* MPC constants */ | |
| 92 | ||
| 93 | #define MPC_C1 2 /* Retry Time Multiplier */ | |
| 94 | #define MPC_C2 60 /* Initial Keep-Alive Lifetime */ | |
| 95 | ||
| 96 | /* Message types - to MPOA daemon */ | |
| 97 | ||
| 98 | #define SND_MPOA_RES_RQST 201 | |
| 99 | #define SET_MPS_CTRL_ADDR 202 | |
| 100 | #define SND_MPOA_RES_RTRY 203 /* Different type in a retry due to req id */ | |
| 101 | #define STOP_KEEP_ALIVE_SM 204 | |
| 102 | #define EGRESS_ENTRY_REMOVED 205 | |
| 103 | #define SND_EGRESS_PURGE 206 | |
| 104 | #define DIE 207 /* tell the daemon to exit() */ | |
| 105 | #define DATA_PLANE_PURGE 208 /* Data plane purge because of egress cache hit miss or dead MPS */ | |
| 106 | #define OPEN_INGRESS_SVC 209 | |
| 107 | ||
| 108 | /* Message types - from MPOA daemon */ | |
| 109 | ||
| 110 | #define MPOA_TRIGGER_RCVD 101 | |
| 111 | #define MPOA_RES_REPLY_RCVD 102 | |
| 112 | #define INGRESS_PURGE_RCVD 103 | |
| 113 | #define EGRESS_PURGE_RCVD 104 | |
| 114 | #define MPS_DEATH 105 | |
| 115 | #define CACHE_IMPOS_RCVD 106 | |
| 116 | #define SET_MPC_CTRL_ADDR 107 /* Our MPC's control ATM address */ | |
| 117 | #define SET_MPS_MAC_ADDR 108 | |
| 118 | #define CLEAN_UP_AND_EXIT 109 | |
| 119 | #define SET_MPC_PARAMS 110 /* MPC configuration parameters */ | |
| 120 | ||
| 121 | /* Message types - bidirectional */ | |
| 122 | ||
| 123 | #define RELOAD 301 /* kill -HUP the daemon for reload */ | |
| 124 | ||
| 125 | #endif /* _ATMMPC_H_ */ |