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-rw-r--r--include/linux/atmmpc.h125
1 files changed, 125 insertions, 0 deletions
diff --git a/include/linux/atmmpc.h b/include/linux/atmmpc.h
new file mode 100644
index 000000000000..5fbfa68136d3
--- /dev/null
+++ b/include/linux/atmmpc.h
@@ -0,0 +1,125 @@
+#ifndef _ATMMPC_H_
+#define _ATMMPC_H_
+
+#include <linux/atmapi.h>
+#include <linux/atmioc.h>
+#include <linux/atm.h>
+
+#define ATMMPC_CTRL _IO('a', ATMIOC_MPOA)
+#define ATMMPC_DATA _IO('a', ATMIOC_MPOA+1)
+
+#define MPC_SOCKET_INGRESS 1
+#define MPC_SOCKET_EGRESS 2
+
+struct atmmpc_ioc {
+ int dev_num;
+ uint32_t ipaddr; /* the IP address of the shortcut */
+ int type; /* ingress or egress */
+};
+
+typedef struct in_ctrl_info {
+ uint8_t Last_NHRP_CIE_code;
+ uint8_t Last_Q2931_cause_value;
+ uint8_t eg_MPC_ATM_addr[ATM_ESA_LEN];
+ uint32_t tag;
+ uint32_t in_dst_ip; /* IP address this ingress MPC sends packets to */
+ uint16_t holding_time;
+ uint32_t request_id;
+} in_ctrl_info;
+
+typedef struct eg_ctrl_info {
+ uint8_t DLL_header[256];
+ uint8_t DH_length;
+ uint32_t cache_id;
+ uint32_t tag;
+ uint32_t mps_ip;
+ uint32_t eg_dst_ip; /* IP address to which ingress MPC sends packets */
+ uint8_t in_MPC_data_ATM_addr[ATM_ESA_LEN];
+ uint16_t holding_time;
+} eg_ctrl_info;
+
+struct mpc_parameters {
+ uint16_t mpc_p1; /* Shortcut-Setup Frame Count */
+ uint16_t mpc_p2; /* Shortcut-Setup Frame Time */
+ uint8_t mpc_p3[8]; /* Flow-detection Protocols */
+ uint16_t mpc_p4; /* MPC Initial Retry Time */
+ uint16_t mpc_p5; /* MPC Retry Time Maximum */
+ uint16_t mpc_p6; /* Hold Down Time */
+} ;
+
+struct k_message {
+ uint16_t type;
+ uint32_t ip_mask;
+ uint8_t MPS_ctrl[ATM_ESA_LEN];
+ union {
+ in_ctrl_info in_info;
+ eg_ctrl_info eg_info;
+ struct mpc_parameters params;
+ } content;
+ struct atm_qos qos;
+} __ATM_API_ALIGN;
+
+struct llc_snap_hdr {
+ /* RFC 1483 LLC/SNAP encapsulation for routed IP PDUs */
+ uint8_t dsap; /* Destination Service Access Point (0xAA) */
+ uint8_t ssap; /* Source Service Access Point (0xAA) */
+ uint8_t ui; /* Unnumbered Information (0x03) */
+ uint8_t org[3]; /* Organizational identification (0x000000) */
+ uint8_t type[2]; /* Ether type (for IP) (0x0800) */
+};
+
+/* TLVs this MPC recognizes */
+#define TLV_MPOA_DEVICE_TYPE 0x00a03e2a
+
+/* MPOA device types in MPOA Device Type TLV */
+#define NON_MPOA 0
+#define MPS 1
+#define MPC 2
+#define MPS_AND_MPC 3
+
+
+/* MPC parameter defaults */
+
+#define MPC_P1 10 /* Shortcut-Setup Frame Count */
+#define MPC_P2 1 /* Shortcut-Setup Frame Time */
+#define MPC_P3 0 /* Flow-detection Protocols */
+#define MPC_P4 5 /* MPC Initial Retry Time */
+#define MPC_P5 40 /* MPC Retry Time Maximum */
+#define MPC_P6 160 /* Hold Down Time */
+#define HOLDING_TIME_DEFAULT 1200 /* same as MPS-p7 */
+
+/* MPC constants */
+
+#define MPC_C1 2 /* Retry Time Multiplier */
+#define MPC_C2 60 /* Initial Keep-Alive Lifetime */
+
+/* Message types - to MPOA daemon */
+
+#define SND_MPOA_RES_RQST 201
+#define SET_MPS_CTRL_ADDR 202
+#define SND_MPOA_RES_RTRY 203 /* Different type in a retry due to req id */
+#define STOP_KEEP_ALIVE_SM 204
+#define EGRESS_ENTRY_REMOVED 205
+#define SND_EGRESS_PURGE 206
+#define DIE 207 /* tell the daemon to exit() */
+#define DATA_PLANE_PURGE 208 /* Data plane purge because of egress cache hit miss or dead MPS */
+#define OPEN_INGRESS_SVC 209
+
+/* Message types - from MPOA daemon */
+
+#define MPOA_TRIGGER_RCVD 101
+#define MPOA_RES_REPLY_RCVD 102
+#define INGRESS_PURGE_RCVD 103
+#define EGRESS_PURGE_RCVD 104
+#define MPS_DEATH 105
+#define CACHE_IMPOS_RCVD 106
+#define SET_MPC_CTRL_ADDR 107 /* Our MPC's control ATM address */
+#define SET_MPS_MAC_ADDR 108
+#define CLEAN_UP_AND_EXIT 109
+#define SET_MPC_PARAMS 110 /* MPC configuration parameters */
+
+/* Message types - bidirectional */
+
+#define RELOAD 301 /* kill -HUP the daemon for reload */
+
+#endif /* _ATMMPC_H_ */