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https://github.com/edk2-porting/linux-next.git
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30d492da73
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
126 lines
4.1 KiB
C
126 lines
4.1 KiB
C
#ifndef _ATMMPC_H_
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#define _ATMMPC_H_
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#include <linux/atmapi.h>
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#include <linux/atmioc.h>
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#include <linux/atm.h>
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#define ATMMPC_CTRL _IO('a', ATMIOC_MPOA)
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#define ATMMPC_DATA _IO('a', ATMIOC_MPOA+1)
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#define MPC_SOCKET_INGRESS 1
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#define MPC_SOCKET_EGRESS 2
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struct atmmpc_ioc {
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int dev_num;
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__be32 ipaddr; /* the IP address of the shortcut */
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int type; /* ingress or egress */
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};
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typedef struct in_ctrl_info {
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uint8_t Last_NHRP_CIE_code;
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uint8_t Last_Q2931_cause_value;
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uint8_t eg_MPC_ATM_addr[ATM_ESA_LEN];
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__be32 tag;
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__be32 in_dst_ip; /* IP address this ingress MPC sends packets to */
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uint16_t holding_time;
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uint32_t request_id;
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} in_ctrl_info;
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typedef struct eg_ctrl_info {
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uint8_t DLL_header[256];
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uint8_t DH_length;
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__be32 cache_id;
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__be32 tag;
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__be32 mps_ip;
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__be32 eg_dst_ip; /* IP address to which ingress MPC sends packets */
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uint8_t in_MPC_data_ATM_addr[ATM_ESA_LEN];
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uint16_t holding_time;
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} eg_ctrl_info;
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struct mpc_parameters {
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uint16_t mpc_p1; /* Shortcut-Setup Frame Count */
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uint16_t mpc_p2; /* Shortcut-Setup Frame Time */
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uint8_t mpc_p3[8]; /* Flow-detection Protocols */
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uint16_t mpc_p4; /* MPC Initial Retry Time */
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uint16_t mpc_p5; /* MPC Retry Time Maximum */
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uint16_t mpc_p6; /* Hold Down Time */
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} ;
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struct k_message {
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uint16_t type;
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__be32 ip_mask;
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uint8_t MPS_ctrl[ATM_ESA_LEN];
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union {
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in_ctrl_info in_info;
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eg_ctrl_info eg_info;
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struct mpc_parameters params;
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} content;
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struct atm_qos qos;
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} __ATM_API_ALIGN;
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struct llc_snap_hdr {
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/* RFC 1483 LLC/SNAP encapsulation for routed IP PDUs */
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uint8_t dsap; /* Destination Service Access Point (0xAA) */
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uint8_t ssap; /* Source Service Access Point (0xAA) */
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uint8_t ui; /* Unnumbered Information (0x03) */
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uint8_t org[3]; /* Organizational identification (0x000000) */
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uint8_t type[2]; /* Ether type (for IP) (0x0800) */
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};
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/* TLVs this MPC recognizes */
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#define TLV_MPOA_DEVICE_TYPE 0x00a03e2a
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/* MPOA device types in MPOA Device Type TLV */
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#define NON_MPOA 0
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#define MPS 1
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#define MPC 2
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#define MPS_AND_MPC 3
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/* MPC parameter defaults */
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#define MPC_P1 10 /* Shortcut-Setup Frame Count */
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#define MPC_P2 1 /* Shortcut-Setup Frame Time */
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#define MPC_P3 0 /* Flow-detection Protocols */
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#define MPC_P4 5 /* MPC Initial Retry Time */
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#define MPC_P5 40 /* MPC Retry Time Maximum */
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#define MPC_P6 160 /* Hold Down Time */
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#define HOLDING_TIME_DEFAULT 1200 /* same as MPS-p7 */
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/* MPC constants */
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#define MPC_C1 2 /* Retry Time Multiplier */
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#define MPC_C2 60 /* Initial Keep-Alive Lifetime */
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/* Message types - to MPOA daemon */
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#define SND_MPOA_RES_RQST 201
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#define SET_MPS_CTRL_ADDR 202
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#define SND_MPOA_RES_RTRY 203 /* Different type in a retry due to req id */
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#define STOP_KEEP_ALIVE_SM 204
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#define EGRESS_ENTRY_REMOVED 205
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#define SND_EGRESS_PURGE 206
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#define DIE 207 /* tell the daemon to exit() */
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#define DATA_PLANE_PURGE 208 /* Data plane purge because of egress cache hit miss or dead MPS */
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#define OPEN_INGRESS_SVC 209
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/* Message types - from MPOA daemon */
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#define MPOA_TRIGGER_RCVD 101
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#define MPOA_RES_REPLY_RCVD 102
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#define INGRESS_PURGE_RCVD 103
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#define EGRESS_PURGE_RCVD 104
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#define MPS_DEATH 105
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#define CACHE_IMPOS_RCVD 106
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#define SET_MPC_CTRL_ADDR 107 /* Our MPC's control ATM address */
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#define SET_MPS_MAC_ADDR 108
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#define CLEAN_UP_AND_EXIT 109
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#define SET_MPC_PARAMS 110 /* MPC configuration parameters */
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/* Message types - bidirectional */
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#define RELOAD 301 /* kill -HUP the daemon for reload */
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#endif /* _ATMMPC_H_ */
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