author | Florian Pose <fp@igh-essen.com> |
Wed, 05 Apr 2006 09:04:29 +0000 | |
changeset 156 | 43d7d714679f |
parent 146 | 73a5f7dd3024 |
child 195 | 674071846ee3 |
permissions | -rw-r--r-- |
145
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1 |
/****************************************************************************** |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2 |
* |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
3 |
* e t h e r n e t . c |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
4 |
* |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
5 |
* Ethernet-over-EtherCAT (EoE) |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
6 |
* |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
7 |
* $Id$ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
8 |
* |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
9 |
*****************************************************************************/ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
10 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
11 |
#include "../include/ecrt.h" |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
12 |
#include "globals.h" |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
13 |
#include "master.h" |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
14 |
#include "slave.h" |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
15 |
#include "mailbox.h" |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
16 |
#include "ethernet.h" |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
17 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
18 |
/*****************************************************************************/ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
19 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
20 |
void ec_eoe_init(ec_eoe_t *eoe, ec_slave_t *slave) |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
21 |
{ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
22 |
eoe->slave = slave; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
23 |
eoe->rx_state = EC_EOE_IDLE; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
24 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
25 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
26 |
/*****************************************************************************/ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
27 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
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|
28 |
void ec_eoe_clear(ec_eoe_t *eoe) |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
29 |
{ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
30 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
31 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
32 |
/*****************************************************************************/ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
33 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
34 |
void ec_eoe_run(ec_eoe_t *eoe) |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
35 |
{ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
36 |
uint8_t *data; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
37 |
ec_master_t *master; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
38 |
size_t rec_size; |
146 | 39 |
#if 0 |
40 |
unsigned int i; |
|
41 |
uint8_t fragment_number; |
|
42 |
uint8_t complete_size; |
|
43 |
uint8_t frame_number; |
|
44 |
uint8_t last_fragment; |
|
45 |
#endif |
|
145
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
46 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
47 |
master = eoe->slave->master; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
48 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
49 |
if (eoe->rx_state == EC_EOE_IDLE) { |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
50 |
ec_slave_mbox_prepare_check(eoe->slave); |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
51 |
ec_master_queue_command(master, &eoe->slave->mbox_command); |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
52 |
eoe->rx_state = EC_EOE_CHECKING; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
53 |
return; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
54 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
55 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
56 |
if (eoe->rx_state == EC_EOE_CHECKING) { |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
57 |
if (eoe->slave->mbox_command.state != EC_CMD_RECEIVED) { |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
58 |
master->stats.eoe_errors++; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
59 |
eoe->rx_state = EC_EOE_IDLE; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
60 |
return; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
61 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
62 |
if (!ec_slave_mbox_check(eoe->slave)) { |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
63 |
eoe->rx_state = EC_EOE_IDLE; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
64 |
return; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
65 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
66 |
ec_slave_mbox_prepare_fetch(eoe->slave); |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
67 |
ec_master_queue_command(master, &eoe->slave->mbox_command); |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
68 |
eoe->rx_state = EC_EOE_FETCHING; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
69 |
return; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
70 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
71 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
72 |
if (eoe->rx_state == EC_EOE_FETCHING) { |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
73 |
if (eoe->slave->mbox_command.state != EC_CMD_RECEIVED) { |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
74 |
master->stats.eoe_errors++; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
75 |
eoe->rx_state = EC_EOE_IDLE; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
76 |
return; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
77 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
78 |
if (!(data = ec_slave_mbox_fetch(eoe->slave, 0x02, &rec_size))) { |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
79 |
master->stats.eoe_errors++; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
80 |
eoe->rx_state = EC_EOE_IDLE; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
81 |
return; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
82 |
} |
146 | 83 |
|
84 |
#if 0 |
|
85 |
fragment_number = EC_READ_U16(data + 2) & 0x003F; |
|
86 |
complete_size = (EC_READ_U16(data + 2) >> 6) & 0x003F; |
|
87 |
frame_number = (EC_READ_U16(data + 2) >> 12) & 0x0003; |
|
88 |
last_fragment = (EC_READ_U16(data + 2) >> 15) & 0x0001; |
|
89 |
||
90 |
EC_DBG("EOE %s received, fragment: %i, complete size: %i (0x%02X)," |
|
91 |
" frame %i%s\n", |
|
92 |
fragment_number ? "fragment" : "initiate", fragment_number, |
|
93 |
(complete_size - 31) / 32, complete_size, frame_number, |
|
94 |
last_fragment ? ", last fragment" : ""); |
|
95 |
EC_DBG(""); |
|
96 |
for (i = 0; i < rec_size - 2; i++) { |
|
97 |
printk("%02X ", data[i + 2]); |
|
98 |
if ((i + 1) % 16 == 0) { |
|
99 |
printk("\n"); |
|
100 |
EC_DBG(""); |
|
101 |
} |
|
102 |
} |
|
103 |
printk("\n"); |
|
104 |
#endif |
|
105 |
||
145
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
106 |
eoe->rx_state = EC_EOE_IDLE; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
107 |
return; |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
108 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
109 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
110 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
111 |
/*****************************************************************************/ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
112 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
113 |
void ec_eoe_print(const ec_eoe_t *eoe) |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
114 |
{ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
115 |
EC_INFO(" EoE slave %i\n", eoe->slave->ring_position); |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
116 |
EC_INFO(" RX State %i\n", eoe->rx_state); |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
117 |
} |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
118 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
119 |
/*****************************************************************************/ |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
120 |
|
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
121 |
/* Emacs-Konfiguration |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
122 |
;;; Local Variables: *** |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
123 |
;;; c-basic-offset:4 *** |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
124 |
;;; End: *** |
11a82e4fd31b
Mailbox-Interface ausgelagert, erster EOE-Ansatz.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
125 |
*/ |