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Diffstat (limited to 'package/broadcom-57xx/src/proto/bcmeth.h')
| -rw-r--r-- | package/broadcom-57xx/src/proto/bcmeth.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/package/broadcom-57xx/src/proto/bcmeth.h b/package/broadcom-57xx/src/proto/bcmeth.h new file mode 100644 index 0000000000..fffce6e7b5 --- /dev/null +++ b/package/broadcom-57xx/src/proto/bcmeth.h @@ -0,0 +1,101 @@ +/* + * Broadcom Ethernettype protocol definitions + * + * Copyright 2007, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: bcmeth.h,v 1.1.1.5 2007/05/31 08:00:41 michael Exp $ + */ + +/* + * Broadcom Ethernet protocol defines + */ + +#ifndef _BCMETH_H_ +#define _BCMETH_H_ + +/* enable structure packing */ +#if defined(__GNUC__) +#define PACKED __attribute__((packed)) +#else +#pragma pack(1) +#define PACKED +#endif + +/* ETHER_TYPE_BRCM is defined in ethernet.h */ + +/* + * Following the 2byte BRCM ether_type is a 16bit BRCM subtype field + * in one of two formats: (only subtypes 32768-65535 are in use now) + * + * subtypes 0-32767: + * 8 bit subtype (0-127) + * 8 bit length in bytes (0-255) + * + * subtypes 32768-65535: + * 16 bit big-endian subtype + * 16 bit big-endian length in bytes (0-65535) + * + * length is the number of additional bytes beyond the 4 or 6 byte header + * + * Reserved values: + * 0 reserved + * 5-15 reserved for iLine protocol assignments + * 17-126 reserved, assignable + * 127 reserved + * 32768 reserved + * 32769-65534 reserved, assignable + * 65535 reserved + */ + +/* + * While adding the subtypes and their specific processing code make sure + * bcmeth_bcm_hdr_t is the first data structure in the user specific data structure definition + */ + +#define BCMILCP_SUBTYPE_RATE 1 +#define BCMILCP_SUBTYPE_LINK 2 +#define BCMILCP_SUBTYPE_CSA 3 +#define BCMILCP_SUBTYPE_LARQ 4 +#define BCMILCP_SUBTYPE_VENDOR 5 +#define BCMILCP_SUBTYPE_FLH 17 + +#define BCMILCP_SUBTYPE_VENDOR_LONG 32769 +#define BCMILCP_SUBTYPE_CERT 32770 +#define BCMILCP_SUBTYPE_SES 32771 + + +#define BCMILCP_BCM_SUBTYPE_RESERVED 0 +#define BCMILCP_BCM_SUBTYPE_EVENT 1 +#define BCMILCP_BCM_SUBTYPE_SES 2 +/* + * The EAPOL type is not used anymore. Instead EAPOL messages are now embedded + * within BCMILCP_BCM_SUBTYPE_EVENT type messages + */ +/* #define BCMILCP_BCM_SUBTYPE_EAPOL 3 */ + +#define BCMILCP_BCM_SUBTYPEHDR_MINLENGTH 8 +#define BCMILCP_BCM_SUBTYPEHDR_VERSION 0 + +/* These fields are stored in network order */ +typedef struct bcmeth_hdr +{ + uint16 subtype; /* Vendor specific..32769 */ + uint16 length; + uint8 version; /* Version is 0 */ + uint8 oui[3]; /* Broadcom OUI */ + /* user specific Data */ + uint16 usr_subtype; +} PACKED bcmeth_hdr_t; + +#undef PACKED +#if !defined(__GNUC__) +#pragma pack() +#endif + +#endif /* _BCMETH_H_ */ |