diff -r 6b3b8acb71b5 -r 7506e67dd122 master/globals.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/master/globals.h Tue Jan 17 18:28:15 2006 +0000 @@ -0,0 +1,77 @@ +/****************************************************************************** + * + * g l o b a l s . h + * + * Globale Definitionen und Makros für das EtherCAT-Protokoll. + * + * $Id$ + * + *****************************************************************************/ + +#ifndef _EC_GLOBALS_ +#define _EC_GLOBALS_ + +/*****************************************************************************/ + +/** + Maximale Größe eines EtherCAT-Frames +*/ +#define EC_FRAME_SIZE 1500 + +/** + Maximale Anzahl der Prozessdatendomänen in einem Master +*/ +#define EC_MAX_DOMAINS 10 + +/** + NULL-Define, falls noch nicht definiert. +*/ + +#ifndef NULL +#define NULL ((void *) 0) +#endif + +/*****************************************************************************/ + +/** + EtherCAT-Kommando-Typ +*/ + +typedef enum +{ + EC_COMMAND_NONE = 0x00, /**< Dummy */ + EC_COMMAND_APRD = 0x01, /**< Auto-increment physical read */ + EC_COMMAND_APWR = 0x02, /**< Auto-increment physical write */ + EC_COMMAND_NPRD = 0x04, /**< Node-addressed physical read */ + EC_COMMAND_NPWR = 0x05, /**< Node-addressed physical write */ + EC_COMMAND_BRD = 0x07, /**< Broadcast read */ + EC_COMMAND_BWR = 0x08, /**< Broadcast write */ + EC_COMMAND_LRW = 0x0C /**< Logical read/write */ +} +ec_command_type_t; + +/*****************************************************************************/ + +/** + Zustand eines EtherCAT-Slaves +*/ + +typedef enum +{ + EC_SLAVE_STATE_UNKNOWN = 0x00, /**< Status unbekannt */ + EC_SLAVE_STATE_INIT = 0x01, /**< Init-Zustand (Keine Mailbox- + Kommunikation, Kein I/O) */ + EC_SLAVE_STATE_PREOP = 0x02, /**< Pre-Operational (Mailbox- + Kommunikation, Kein I/O) */ + EC_SLAVE_STATE_SAVEOP = 0x04, /**< Save-Operational (Mailbox- + Kommunikation und Input Update) */ + EC_SLAVE_STATE_OP = 0x08, /**< Operational, (Mailbox- + Kommunikation und Input/Output Update) */ + EC_ACK = 0x10 /**< Acknoledge-Bit beim Zustandswechsel + (dies ist kein eigener Zustand) */ +} +ec_slave_state_t; + +/*****************************************************************************/ + +#endif