--- a/master/slave.h Thu Apr 20 13:19:36 2006 +0000
+++ b/master/slave.h Thu Apr 20 13:31:31 2006 +0000
@@ -2,7 +2,7 @@
*
* s l a v e . h
*
- * Struktur für einen EtherCAT-Slave.
+ * EtherCAT stave structure.
*
* $Id$
*
@@ -21,30 +21,30 @@
/*****************************************************************************/
/**
- Zustand eines EtherCAT-Slaves.
+ State of an EtherCAT slave.
*/
typedef enum
{
EC_SLAVE_STATE_UNKNOWN = 0x00,
- /**< Status unbekannt */
+ /**< unknown state */
EC_SLAVE_STATE_INIT = 0x01,
- /**< Init-Zustand (Keine Mailbox-Kommunikation, Kein I/O) */
+ /**< INIT state (no mailbox communication, no IO) */
EC_SLAVE_STATE_PREOP = 0x02,
- /**< Pre-Operational (Mailbox-Kommunikation, Kein I/O) */
+ /**< PREOP state (mailbox communication, no IO) */
EC_SLAVE_STATE_SAVEOP = 0x04,
- /**< Save-Operational (Mailbox-Kommunikation und Input Update) */
+ /**< SAVEOP (mailbox communication and input update) */
EC_SLAVE_STATE_OP = 0x08,
- /**< Operational, (Mailbox-Kommunikation und Input/Output Update) */
+ /**< OP (mailbox communication and input/output update) */
EC_ACK = 0x10
- /**< Acknoledge-Bit beim Zustandswechsel (kein eigener Zustand) */
+ /**< Acknoledge bit (no state) */
}
ec_slave_state_t;
/*****************************************************************************/
/**
- Unterstützte Mailbox-Protokolle.
+ Supported mailbox protocols.
*/
enum
@@ -60,124 +60,124 @@
/*****************************************************************************/
/**
- FMMU-Konfiguration.
-*/
-
-typedef struct
-{
- const ec_domain_t *domain;
- const ec_sync_t *sync;
- uint32_t logical_start_address;
+ FMMU configuration.
+*/
+
+typedef struct
+{
+ const ec_domain_t *domain; /**< domain */
+ const ec_sync_t *sync; /**< sync manager */
+ uint32_t logical_start_address; /**< logical start address */
}
ec_fmmu_t;
/*****************************************************************************/
/**
- String im EEPROM eines EtherCAT-Slaves.
-*/
-
-typedef struct
-{
- struct list_head list;
- size_t size;
- char *data;
+ String object (EEPROM).
+*/
+
+typedef struct
+{
+ struct list_head list; /**< list item */
+ size_t size; /**< size in bytes */
+ char *data; /**< string data */
}
ec_eeprom_string_t;
/*****************************************************************************/
/**
- Sync-Manager-Konfiguration laut EEPROM.
-*/
-
-typedef struct
-{
- struct list_head list;
- unsigned int index;
- uint16_t physical_start_address;
- uint16_t length;
- uint8_t control_register;
- uint8_t enable;
+ Sync manager configuration (EEPROM).
+*/
+
+typedef struct
+{
+ struct list_head list; /**< list item */
+ unsigned int index; /**< sync manager index */
+ uint16_t physical_start_address; /**< physical start address */
+ uint16_t length; /**< data length in bytes */
+ uint8_t control_register; /**< control register value */
+ uint8_t enable; /**< enable bit */
}
ec_eeprom_sync_t;
/*****************************************************************************/
/**
- PDO-Typ.
+ PDO type.
*/
typedef enum
{
- EC_RX_PDO,
- EC_TX_PDO
+ EC_RX_PDO, /**< Reveive PDO */
+ EC_TX_PDO /**< Transmit PDO */
}
ec_pdo_type_t;
/*****************************************************************************/
/**
- PDO-Beschreibung im EEPROM.
-*/
-
-typedef struct
-{
- struct list_head list;
- ec_pdo_type_t type;
- uint16_t index;
- uint8_t sync_manager;
- char *name;
- struct list_head entries;
+ PDO description (EEPROM).
+*/
+
+typedef struct
+{
+ struct list_head list; /**< list item */
+ ec_pdo_type_t type; /**< PDO type */
+ uint16_t index; /**< PDO index */
+ uint8_t sync_manager; /**< assigned sync manager */
+ char *name; /**< PDO name */
+ struct list_head entries; /**< entry list */
}
ec_eeprom_pdo_t;
/*****************************************************************************/
/**
- PDO-Entry-Beschreibung im EEPROM.
-*/
-
-typedef struct
-{
- struct list_head list;
- uint16_t index;
- uint8_t subindex;
- char *name;
- uint8_t bit_length;
+ PDO entry description (EEPROM).
+*/
+
+typedef struct
+{
+ struct list_head list; /**< list item */
+ uint16_t index; /**< PDO index */
+ uint8_t subindex; /**< entry subindex */
+ char *name; /**< entry name */
+ uint8_t bit_length; /**< entry length in bit */
}
ec_eeprom_pdo_entry_t;
/*****************************************************************************/
/**
- CANopen-SDO.
-*/
-
-typedef struct
-{
- struct list_head list;
- uint16_t index;
+ CANopen SDO.
+*/
+
+typedef struct
+{
+ struct list_head list; /**< list item */
+ uint16_t index; /**< SDO index */
//uint16_t type;
- uint8_t object_code;
- char *name;
- struct list_head entries;
+ uint8_t object_code; /**< object code */
+ char *name; /**< SDO name */
+ struct list_head entries; /**< entry list */
}
ec_sdo_t;
/*****************************************************************************/
/**
- CANopen-SDO-Entry.
-*/
-
-typedef struct
-{
- struct list_head list;
- uint8_t subindex;
- uint16_t data_type;
- uint16_t bit_length;
- char *name;
+ CANopen SDO entry.
+*/
+
+typedef struct
+{
+ struct list_head list; /**< list item */
+ uint8_t subindex; /**< entry subindex */
+ uint16_t data_type; /**< entry data type */
+ uint16_t bit_length; /**< entry length in bit */
+ char *name; /**< entry name */
}
ec_sdo_entry_t;
@@ -189,69 +189,68 @@
struct ec_slave
{
- struct list_head list; /**< Noetig fuer Slave-Liste im Master */
- struct kobject kobj; /**< Kernel-Object */
- ec_master_t *master; /**< EtherCAT-Master, zu dem der Slave gehört. */
-
- // Addresses
- uint16_t ring_position; /**< Position des Slaves im Bus */
- uint16_t station_address; /**< Konfigurierte Slave-Adresse */
- uint16_t coupler_index; /**< Letzter Buskoppler */
- uint16_t coupler_subindex; /**< Index hinter letztem Buskoppler */
-
- // Base data
- uint8_t base_type; /**< Slave-Typ */
- uint8_t base_revision; /**< Revision */
- uint16_t base_build; /**< Build-Nummer */
- uint16_t base_fmmu_count; /**< Anzahl unterstützter FMMUs */
- uint16_t base_sync_count; /**< Anzahl unterstützter Sync-Manager */
-
- // Data link status
- uint8_t dl_link[4]; /**< Verbindung erkannt */
- uint8_t dl_loop[4]; /**< Loop geschlossen */
- uint8_t dl_signal[4]; /**< Signal an RX-Seite erkannt */
-
- // Slave information interface
- uint16_t sii_alias; /**< Configured station alias */
- uint32_t sii_vendor_id; /**< Identifikationsnummer des Herstellers */
- uint32_t sii_product_code; /**< Herstellerspezifischer Produktcode */
- uint32_t sii_revision_number; /**< Revisionsnummer */
- uint32_t sii_serial_number; /**< Seriennummer der Klemme */
- uint16_t sii_rx_mailbox_offset; /**< Adresse der Mailbox (Master->Slave) */
- uint16_t sii_rx_mailbox_size; /**< Adresse der Mailbox (Master->Slave) */
- uint16_t sii_tx_mailbox_offset; /**< Adresse der Mailbox (Slave->Master) */
- uint16_t sii_tx_mailbox_size; /**< Adresse der Mailbox (Slave->Master) */
- uint16_t sii_mailbox_protocols; /**< Unterstützte Mailbox-Protokolle */
- uint8_t sii_physical_layer[4]; /**< Uebertragungsarten der Ports */
-
- const ec_slave_type_t *type; /**< Zeiger auf die Beschreibung
- des Slave-Typs */
-
- uint8_t registered; /**< Der Slave wurde registriert */
-
- ec_fmmu_t fmmus[EC_MAX_FMMUS]; /**< FMMU-Konfigurationen */
- uint8_t fmmu_count; /**< Wieviele FMMUs schon benutzt sind. */
-
- struct list_head eeprom_strings; /**< Strings im EEPROM */
- struct list_head eeprom_syncs; /**< Syncmanager-Konfigurationen (EEPROM) */
- struct list_head eeprom_pdos; /**< PDO-Beschreibungen im EEPROM */
-
- char *eeprom_name; /**< Slave-Name laut Hersteller */
- char *eeprom_group; /**< Slave-Beschreibung laut Hersteller */
- char *eeprom_desc; /**< Slave-Beschreibung laut Hersteller */
-
- struct list_head sdo_dictionary; /**< SDO-Verzeichnis des Slaves */
-
- ec_command_t mbox_command; /**< Kommando für Mailbox-Kommunikation */
+ struct list_head list; /**< list item */
+ struct kobject kobj; /**< kobject */
+ ec_master_t *master; /**< master owning the slave */
+
+ // addresses
+ uint16_t ring_position; /**< ring position */
+ uint16_t station_address; /**< configured station address */
+ uint16_t coupler_index; /**< index of the last bus coupler */
+ uint16_t coupler_subindex; /**< index of this slave after last coupler */
+
+ // base data
+ uint8_t base_type; /**< slave type */
+ uint8_t base_revision; /**< revision */
+ uint16_t base_build; /**< build number */
+ uint16_t base_fmmu_count; /**< number of supported FMMUs */
+ uint16_t base_sync_count; /**< number of supported sync managers */
+
+ // data link status
+ uint8_t dl_link[4]; /**< link detected */
+ uint8_t dl_loop[4]; /**< loop closed */
+ uint8_t dl_signal[4]; /**< detected signal on RX port */
+
+ // slave information interface
+ uint16_t sii_alias; /**< configured station alias */
+ uint32_t sii_vendor_id; /**< vendor id */
+ uint32_t sii_product_code; /**< vendor's product code */
+ uint32_t sii_revision_number; /**< revision number */
+ uint32_t sii_serial_number; /**< serial number */
+ uint16_t sii_rx_mailbox_offset; /**< mailbox address (master to slave) */
+ uint16_t sii_rx_mailbox_size; /**< mailbox size (master to slave) */
+ uint16_t sii_tx_mailbox_offset; /**< mailbox address (slave to master) */
+ uint16_t sii_tx_mailbox_size; /**< mailbox size (slave to master) */
+ uint16_t sii_mailbox_protocols; /**< supported mailbox protocols */
+ uint8_t sii_physical_layer[4]; /**< port media */
+
+ const ec_slave_type_t *type; /**< pointer to slave type object */
+
+ uint8_t registered; /**< true, if slave has been registered */
+
+ ec_fmmu_t fmmus[EC_MAX_FMMUS]; /**< FMMU configurations */
+ uint8_t fmmu_count; /**< number of FMMUs used */
+
+ struct list_head eeprom_strings; /**< EEPROM STRING categories */
+ struct list_head eeprom_syncs; /**< EEPROM SYNC MANAGER categories */
+ struct list_head eeprom_pdos; /**< EEPROM [RT]XPDO categories */
+
+ char *eeprom_name; /**< slave name acc. to EEPROM */
+ char *eeprom_group; /**< slave group acc. to EEPROM */
+ char *eeprom_desc; /**< slave description acc. to EEPROM */
+
+ struct list_head sdo_dictionary; /**< SDO directory list */
+
+ ec_command_t mbox_command; /**< mailbox command */
};
/*****************************************************************************/
-// Slave construction/destruction
+// slave construction/destruction
int ec_slave_init(ec_slave_t *, ec_master_t *, uint16_t, uint16_t);
void ec_slave_clear(struct kobject *);
-// Slave control
+// slave control
int ec_slave_fetch(ec_slave_t *);
int ec_slave_sii_read16(ec_slave_t *, uint16_t, uint16_t *);
int ec_slave_sii_read32(ec_slave_t *, uint16_t, uint32_t *);
@@ -260,19 +259,13 @@
int ec_slave_prepare_fmmu(ec_slave_t *, const ec_domain_t *,
const ec_sync_t *);
-// CANopen over EtherCAT
+// CoE
int ec_slave_fetch_sdo_list(ec_slave_t *);
-// Misc
+// misc.
void ec_slave_print(const ec_slave_t *, unsigned int);
int ec_slave_check_crc(ec_slave_t *);
/*****************************************************************************/
#endif
-
-/* Emacs-Konfiguration
-;;; Local Variables: ***
-;;; c-basic-offset:4 ***
-;;; End: ***
-*/