diff options
Diffstat (limited to 'include/linux/atmlec.h')
| -rw-r--r-- | include/linux/atmlec.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/include/linux/atmlec.h b/include/linux/atmlec.h new file mode 100644 index 00000000000..f267f244276 --- /dev/null +++ b/include/linux/atmlec.h @@ -0,0 +1,88 @@ +/* + * + * ATM Lan Emulation Daemon vs. driver interface + * + * mkiiskila@yahoo.com + * + */ + +#ifndef _ATMLEC_H_ +#define _ATMLEC_H_ + +#include <linux/atmapi.h> +#include <linux/atmioc.h> +#include <linux/atm.h> +#include <linux/if_ether.h> +/* ATM lec daemon control socket */ +#define ATMLEC_CTRL _IO('a',ATMIOC_LANE) +#define ATMLEC_DATA _IO('a',ATMIOC_LANE+1) +#define ATMLEC_MCAST _IO('a',ATMIOC_LANE+2) + +/* Maximum number of LEC interfaces (tweakable) */ +#define MAX_LEC_ITF 48 + +/* From the total of MAX_LEC_ITF, last NUM_TR_DEVS are reserved for Token Ring. + * E.g. if MAX_LEC_ITF = 48 and NUM_TR_DEVS = 8, then lec0-lec39 are for + * Ethernet ELANs and lec40-lec47 are for Token Ring ELANS. + */ +#define NUM_TR_DEVS 8 + +typedef enum { + l_set_mac_addr, l_del_mac_addr, + l_svc_setup, + l_addr_delete, l_topology_change, + l_flush_complete, l_arp_update, + l_narp_req, /* LANE2 mandates the use of this */ + l_config, l_flush_tran_id, + l_set_lecid, l_arp_xmt, + l_rdesc_arp_xmt, + l_associate_req, + l_should_bridge /* should we bridge this MAC? */ +} atmlec_msg_type; + +#define ATMLEC_MSG_TYPE_MAX l_should_bridge + +struct atmlec_config_msg { + unsigned int maximum_unknown_frame_count; + unsigned int max_unknown_frame_time; + unsigned short max_retry_count; + unsigned int aging_time; + unsigned int forward_delay_time; + unsigned int arp_response_time; + unsigned int flush_timeout; + unsigned int path_switching_delay; + unsigned int lane_version; /* LANE2: 1 for LANEv1, 2 for LANEv2 */ + int mtu; + int is_proxy; +}; + +struct atmlec_msg { + atmlec_msg_type type; + int sizeoftlvs; /* LANE2: if != 0, tlvs follow */ + union { + struct { + unsigned char mac_addr[ETH_ALEN]; + unsigned char atm_addr[ATM_ESA_LEN]; + unsigned int flag;/* Topology_change flag, + remoteflag, permanent flag, + lecid, transaction id */ + unsigned int targetless_le_arp; /* LANE2 */ + unsigned int no_source_le_narp; /* LANE2 */ + } normal; + struct atmlec_config_msg config; + struct { + uint16_t lec_id; /* requestor lec_id */ + uint32_t tran_id; /* transaction id */ + unsigned char mac_addr[ETH_ALEN]; /* dst mac addr */ + unsigned char atm_addr[ATM_ESA_LEN]; /* reqestor ATM addr */ + } proxy; + /* For mapping LE_ARP requests to responses. Filled by */ + } content; /* zeppelin, returned by kernel. Used only when proxying */ +} __ATM_API_ALIGN; + +struct atmlec_ioc { + int dev_num; + unsigned char atm_addr[ATM_ESA_LEN]; + unsigned char receive; /* 1= receive vcc, 0 = send vcc */ +}; +#endif /* _ATMLEC_H_ */ |