author | Richard Hacker <ha@igh-essen.com> |
Wed, 22 Aug 2007 20:55:24 +0000 | |
changeset 704 | de30f0e39adc |
parent 700 | a6b61f1a062d |
child 705 | 5b9770868e50 |
permissions | -rw-r--r-- |
271 | 1 |
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194
c21e7c12dd50
Moved fragen.txt outside the source tree, renamed todo.txt to TODO
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2 |
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c21e7c12dd50
Moved fragen.txt outside the source tree, renamed todo.txt to TODO
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
3 |
EtherCAT master TODO |
c21e7c12dd50
Moved fragen.txt outside the source tree, renamed todo.txt to TODO
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
4 |
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c21e7c12dd50
Moved fragen.txt outside the source tree, renamed todo.txt to TODO
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
5 |
$Id$ |
c21e7c12dd50
Moved fragen.txt outside the source tree, renamed todo.txt to TODO
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
6 |
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271 | 7 |
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194
c21e7c12dd50
Moved fragen.txt outside the source tree, renamed todo.txt to TODO
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
8 |
|
612
aede068f9a74
Introduced master status, ecrt_master_get_status(), tainted flag,
Florian Pose <fp@igh-essen.com>
parents:
608
diff
changeset
|
9 |
* Future features: |
aede068f9a74
Introduced master status, ecrt_master_get_status(), tainted flag,
Florian Pose <fp@igh-essen.com>
parents:
608
diff
changeset
|
10 |
- Interface/buffers for asynchronous domain IO. |
557 | 11 |
- Distributed clocks. |
695 | 12 |
- Dynamic PDO mapping from SDO dictionary (see can-cia.org: cia301ds4). |
557 | 13 |
- Redundancy with 2 network adapters. |
695 | 14 |
- Mailbox handler |
15 |
- Support slaves, that don't support the LRW datagram, only LRD/LWR. |
|
547 | 16 |
|
612
aede068f9a74
Introduced master status, ecrt_master_get_status(), tainted flag,
Florian Pose <fp@igh-essen.com>
parents:
608
diff
changeset
|
17 |
* Smaller issues: |
636 | 18 |
- Clear sync managers in INIT. |
557 | 19 |
- Simplify FSMs with <state>_enter() functions. |
20 |
- Output intermediate results during lsec. |
|
21 |
- State change FSM: Follow spontaneous state changes. |
|
638 | 22 |
- Read out CRC counters. |
23 |
- Calculate expected working counter for domains. |
|
24 |
- Optimize alignment of process data. |
|
25 |
- Evaluate EEPROM contents after writing. |
|
26 |
- SDO write access in sysfs. |
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644 | 27 |
- Configure slave ports to automatically open on link detection. |
28 |
- Calculate cycle time of operation state machine. |
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656
370aa8c2d1b1
Slave configuration exclusively from master thread; removed
Florian Pose <fp@igh-essen.com>
parents:
650
diff
changeset
|
29 |
- Locking for serveral slave variables for sysfs access. |
370aa8c2d1b1
Slave configuration exclusively from master thread; removed
Florian Pose <fp@igh-essen.com>
parents:
650
diff
changeset
|
30 |
- Interrupt master state machines state scan for other jobs. |
370aa8c2d1b1
Slave configuration exclusively from master thread; removed
Florian Pose <fp@igh-essen.com>
parents:
650
diff
changeset
|
31 |
- Master state machine, slave configuration: Do not check every slave on |
370aa8c2d1b1
Slave configuration exclusively from master thread; removed
Florian Pose <fp@igh-essen.com>
parents:
650
diff
changeset
|
32 |
a cycle. |
663
38d9c37664d9
Completely lock master while an EoE cycle is executing.
Florian Pose <fp@igh-essen.com>
parents:
661
diff
changeset
|
33 |
- Do only execute one EoE handler per EoE cycle. |
547 | 34 |
|
612
aede068f9a74
Introduced master status, ecrt_master_get_status(), tainted flag,
Florian Pose <fp@igh-essen.com>
parents:
608
diff
changeset
|
35 |
* Less important issues: |
557 | 36 |
- Implement all EtherCAT datagram types. |
37 |
- File access over EtherCAT (FoE). |
|
38 |
- Allow VLAN tagging. |
|
39 |
- Determine number of frames the NIC can handle. |
|
351 | 40 |
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271 | 41 |
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