author | Florian Pose <fp@igh-essen.com> |
Fri, 06 Jan 2006 13:20:29 +0000 | |
changeset 47 | ad5f969f263b |
parent 39 | 6965c23a6826 |
permissions | -rw-r--r-- |
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6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
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parents:
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/****************************************************************************** |
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* |
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* e c _ c o m m a n d . c |
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* |
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* Methoden für ein EtherCAT-Kommando. |
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* |
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likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
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parents:
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* $Id$ |
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likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
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parents:
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* |
6965c23a6826
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parents:
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*****************************************************************************/ |
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#include <linux/slab.h> |
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#include "ec_command.h" |
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/*****************************************************************************/ |
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/** |
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Kommando-Konstruktor. |
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Initialisiert alle Variablen innerhalb des Kommandos auf die |
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Default-Werte. |
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@param cmd Zeiger auf das zu initialisierende Kommando. |
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*/ |
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void EtherCAT_command_init(EtherCAT_command_t *cmd) |
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{ |
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cmd->type = ECAT_CMD_NONE; |
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cmd->address.logical = 0x00000000; |
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cmd->data_length = 0; |
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cmd->state = ECAT_CS_READY; |
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cmd->index = 0; |
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cmd->working_counter = 0; |
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} |
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parents:
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/*****************************************************************************/ |
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/** |
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Kommando-Destruktor. |
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Setzt alle Attribute auf den Anfangswert zurueck. |
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@param cmd Zeiger auf das zu initialisierende Kommando. |
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*/ |
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void EtherCAT_command_clear(EtherCAT_command_t *cmd) |
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{ |
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?nderungen an no_rtai r110:110 in drivers gemergt.
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EtherCAT_command_init(cmd); |
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} |
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39
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likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
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51 |
/*****************************************************************************/ |
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Simple Send/Receive Funktionen.
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Simple Send/Receive Funktionen.
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53 |
#define ECAT_FUNC_HEADER \ |
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54 |
EtherCAT_command_init(cmd) |
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Simple Send/Receive Funktionen.
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#define ECAT_FUNC_WRITE_FOOTER \ |
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57 |
cmd->data_length = length; \ |
db0742533c10
Simple Send/Receive Funktionen.
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parents:
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memcpy(cmd->data, data, length); |
db0742533c10
Simple Send/Receive Funktionen.
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Simple Send/Receive Funktionen.
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#define ECAT_FUNC_READ_FOOTER \ |
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cmd->data_length = length; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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62 |
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39
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
26
diff
changeset
|
63 |
/*****************************************************************************/ |
13
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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changeset
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64 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
65 |
/** |
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
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changeset
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66 |
Initialisiert ein EtherCAT-NPRD-Kommando. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
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Simple Send/Receive Funktionen.
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parents:
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|
68 |
@param cmd Zeiger auf das Kommando |
db0742533c10
Simple Send/Receive Funktionen.
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parents:
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69 |
@param node_address Adresse des Knotens (Slaves) |
db0742533c10
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parents:
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@param offset Physikalische Speicheradresse im Slave |
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@param length Länge der zu lesenden Daten |
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*/ |
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|
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void EtherCAT_command_read(EtherCAT_command_t *cmd, |
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unsigned short node_address, |
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unsigned short offset, |
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Simple Send/Receive Funktionen.
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unsigned int length) |
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78 |
{ |
39
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
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|
79 |
if (unlikely(node_address == 0x0000)) |
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
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|
80 |
printk(KERN_WARNING "EtherCAT: Warning - Using node address 0x0000!\n"); |
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81 |
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Simple Send/Receive Funktionen.
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parents:
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ECAT_FUNC_HEADER; |
db0742533c10
Simple Send/Receive Funktionen.
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parents:
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83 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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|
84 |
cmd->type = ECAT_CMD_NPRD; |
db0742533c10
Simple Send/Receive Funktionen.
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parents:
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85 |
cmd->address.phy.dev.node = node_address; |
db0742533c10
Simple Send/Receive Funktionen.
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parents:
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|
86 |
cmd->address.phy.mem = offset; |
db0742533c10
Simple Send/Receive Funktionen.
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Simple Send/Receive Funktionen.
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ECAT_FUNC_READ_FOOTER; |
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Simple Send/Receive Funktionen.
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} |
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Simple Send/Receive Funktionen.
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90 |
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6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
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|
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/*****************************************************************************/ |
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Simple Send/Receive Funktionen.
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/** |
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Simple Send/Receive Funktionen.
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parents:
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94 |
Initialisiert ein EtherCAT-NPWR-Kommando. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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95 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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96 |
Alloziert ein "node-adressed physical write"-Kommando |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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|
97 |
und fügt es in die Liste des Masters ein. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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98 |
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@param cmd Zeiger auf das Kommando |
db0742533c10
Simple Send/Receive Funktionen.
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100 |
@param node_address Adresse des Knotens (Slaves) |
db0742533c10
Simple Send/Receive Funktionen.
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parents:
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101 |
@param offset Physikalische Speicheradresse im Slave |
db0742533c10
Simple Send/Receive Funktionen.
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102 |
@param length Länge der zu schreibenden Daten |
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|
103 |
@param data Zeiger auf Speicher mit zu schreibenden Daten |
db0742533c10
Simple Send/Receive Funktionen.
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104 |
*/ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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105 |
|
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Simple Send/Receive Funktionen.
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|
106 |
void EtherCAT_command_write(EtherCAT_command_t *cmd, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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107 |
unsigned short node_address, |
db0742533c10
Simple Send/Receive Funktionen.
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108 |
unsigned short offset, |
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Simple Send/Receive Funktionen.
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109 |
unsigned int length, |
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110 |
const unsigned char *data) |
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111 |
{ |
39
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
26
diff
changeset
|
112 |
if (unlikely(node_address == 0x0000)) |
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
26
diff
changeset
|
113 |
printk(KERN_WARNING "EtherCAT: Warning - Using node address 0x0000!\n"); |
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|
114 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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|
115 |
ECAT_FUNC_HEADER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
116 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
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changeset
|
117 |
cmd->type = ECAT_CMD_NPWR; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
118 |
cmd->address.phy.dev.node = node_address; |
db0742533c10
Simple Send/Receive Funktionen.
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parents:
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diff
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|
119 |
cmd->address.phy.mem = offset; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
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|
120 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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121 |
ECAT_FUNC_WRITE_FOOTER; |
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Simple Send/Receive Funktionen.
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122 |
} |
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Simple Send/Receive Funktionen.
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parents:
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|
123 |
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39
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
26
diff
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|
124 |
/*****************************************************************************/ |
13
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125 |
|
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Simple Send/Receive Funktionen.
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126 |
/** |
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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127 |
Initialisiert ein EtherCAT-APRD-Kommando. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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|
128 |
|
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Simple Send/Receive Funktionen.
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129 |
Alloziert ein "autoincerement physical read"-Kommando |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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130 |
und fügt es in die Liste des Masters ein. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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|
131 |
|
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|
132 |
@param cmd Zeiger auf das Kommando |
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Simple Send/Receive Funktionen.
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|
133 |
@param ring_position (Negative) Position des Slaves im Bus |
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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changeset
|
134 |
@param offset Physikalische Speicheradresse im Slave |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
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|
135 |
@param length Länge der zu lesenden Daten |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
136 |
*/ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
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|
137 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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changeset
|
138 |
void EtherCAT_command_position_read(EtherCAT_command_t *cmd, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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|
139 |
short ring_position, |
db0742533c10
Simple Send/Receive Funktionen.
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|
140 |
unsigned short offset, |
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Simple Send/Receive Funktionen.
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parents:
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|
141 |
unsigned int length) |
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Simple Send/Receive Funktionen.
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parents:
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|
142 |
{ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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|
143 |
ECAT_FUNC_HEADER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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|
144 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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|
145 |
cmd->type = ECAT_CMD_APRD; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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|
146 |
cmd->address.phy.dev.pos = ring_position; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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diff
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|
147 |
cmd->address.phy.mem = offset; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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2
diff
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|
148 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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|
149 |
ECAT_FUNC_READ_FOOTER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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|
150 |
} |
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Simple Send/Receive Funktionen.
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|
151 |
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39
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152 |
/*****************************************************************************/ |
13
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153 |
|
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|
154 |
/** |
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|
155 |
Initialisiert ein EtherCAT-APWR-Kommando. |
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Simple Send/Receive Funktionen.
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|
156 |
|
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|
157 |
Alloziert ein "autoincrement physical write"-Kommando |
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Simple Send/Receive Funktionen.
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|
158 |
und fügt es in die Liste des Masters ein. |
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Simple Send/Receive Funktionen.
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|
159 |
|
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|
160 |
@param cmd Zeiger auf das Kommando |
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Simple Send/Receive Funktionen.
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parents:
2
diff
changeset
|
161 |
@param ring_position (Negative) Position des Slaves im Bus |
db0742533c10
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diff
changeset
|
162 |
@param offset Physikalische Speicheradresse im Slave |
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|
163 |
@param length Länge der zu schreibenden Daten |
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Simple Send/Receive Funktionen.
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|
164 |
@param data Zeiger auf Speicher mit zu schreibenden Daten |
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Simple Send/Receive Funktionen.
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|
165 |
*/ |
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changeset
|
166 |
|
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changeset
|
167 |
void EtherCAT_command_position_write(EtherCAT_command_t *cmd, |
db0742533c10
Simple Send/Receive Funktionen.
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|
168 |
short ring_position, |
db0742533c10
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|
169 |
unsigned short offset, |
db0742533c10
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changeset
|
170 |
unsigned int length, |
db0742533c10
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|
171 |
const unsigned char *data) |
db0742533c10
Simple Send/Receive Funktionen.
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|
172 |
{ |
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|
173 |
ECAT_FUNC_HEADER; |
db0742533c10
Simple Send/Receive Funktionen.
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2
diff
changeset
|
174 |
|
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|
175 |
cmd->type = ECAT_CMD_APWR; |
db0742533c10
Simple Send/Receive Funktionen.
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|
176 |
cmd->address.phy.dev.pos = ring_position; |
db0742533c10
Simple Send/Receive Funktionen.
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parents:
2
diff
changeset
|
177 |
cmd->address.phy.mem = offset; |
db0742533c10
Simple Send/Receive Funktionen.
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2
diff
changeset
|
178 |
|
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Simple Send/Receive Funktionen.
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|
179 |
ECAT_FUNC_WRITE_FOOTER; |
db0742533c10
Simple Send/Receive Funktionen.
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|
180 |
} |
db0742533c10
Simple Send/Receive Funktionen.
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changeset
|
181 |
|
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Florian Pose <fp@igh-essen.com>
parents:
26
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changeset
|
182 |
/*****************************************************************************/ |
13
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changeset
|
183 |
|
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Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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changeset
|
184 |
/** |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
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changeset
|
185 |
Initialisiert ein EtherCAT-BRD-Kommando. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
186 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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changeset
|
187 |
Alloziert ein "broadcast read"-Kommando |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
188 |
und fügt es in die Liste des Masters ein. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
189 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
190 |
@param cmd Zeiger auf das Kommando |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
191 |
@param offset Physikalische Speicheradresse im Slave |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
192 |
@param length Länge der zu lesenden Daten |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
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changeset
|
193 |
*/ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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2
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changeset
|
194 |
|
db0742533c10
Simple Send/Receive Funktionen.
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changeset
|
195 |
void EtherCAT_command_broadcast_read(EtherCAT_command_t *cmd, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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|
196 |
unsigned short offset, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
197 |
unsigned int length) |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
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changeset
|
198 |
{ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
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2
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changeset
|
199 |
ECAT_FUNC_HEADER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
200 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
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changeset
|
201 |
cmd->type = ECAT_CMD_BRD; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
202 |
cmd->address.phy.dev.node = 0x0000; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
203 |
cmd->address.phy.mem = offset; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
204 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
205 |
ECAT_FUNC_READ_FOOTER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
206 |
} |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
207 |
|
39
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
26
diff
changeset
|
208 |
/*****************************************************************************/ |
13
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
209 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
210 |
/** |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
211 |
Initialisiert ein EtherCAT-BWR-Kommando. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
212 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
213 |
Alloziert ein "broadcast write"-Kommando |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
214 |
und fügt es in die Liste des Masters ein. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
215 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
216 |
@param cmd Zeiger auf das Kommando |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
217 |
@param offset Physikalische Speicheradresse im Slave |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
218 |
@param length Länge der zu schreibenden Daten |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
219 |
@param data Zeiger auf Speicher mit zu schreibenden Daten |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
220 |
*/ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
221 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
222 |
void EtherCAT_command_broadcast_write(EtherCAT_command_t *cmd, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
223 |
unsigned short offset, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
224 |
unsigned int length, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
225 |
const unsigned char *data) |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
226 |
{ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
227 |
ECAT_FUNC_HEADER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
228 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
229 |
cmd->type = ECAT_CMD_BWR; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
230 |
cmd->address.phy.dev.node = 0x0000; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
231 |
cmd->address.phy.mem = offset; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
232 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
233 |
ECAT_FUNC_WRITE_FOOTER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
234 |
} |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
235 |
|
39
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
26
diff
changeset
|
236 |
/*****************************************************************************/ |
13
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
237 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
238 |
/** |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
239 |
Initialisiert ein EtherCAT-LRW-Kommando. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
240 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
241 |
Alloziert ein "logical read write"-Kommando |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
242 |
und fügt es in die Liste des Masters ein. |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
243 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
244 |
@param cmd Zeiger auf das Kommando |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
245 |
@param offset Logische Speicheradresse |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
246 |
@param length Länge der zu lesenden/schreibenden Daten |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
247 |
@param data Zeiger auf Speicher mit zu lesenden/schreibenden Daten |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
248 |
*/ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
249 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
250 |
void EtherCAT_command_logical_read_write(EtherCAT_command_t *cmd, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
251 |
unsigned int offset, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
252 |
unsigned int length, |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
253 |
unsigned char *data) |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
254 |
{ |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
255 |
ECAT_FUNC_HEADER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
256 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
257 |
cmd->type = ECAT_CMD_LRW; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
258 |
cmd->address.logical = offset; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
259 |
|
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
260 |
ECAT_FUNC_WRITE_FOOTER; |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
261 |
} |
db0742533c10
Simple Send/Receive Funktionen.
Florian Pose <fp@igh-essen.com>
parents:
2
diff
changeset
|
262 |
|
39
6965c23a6826
likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents:
26
diff
changeset
|
263 |
/*****************************************************************************/ |