--- a/master/domain.c Tue Jun 27 20:24:32 2006 +0000
+++ b/master/domain.c Thu Jul 06 08:23:24 2006 +0000
@@ -90,7 +90,7 @@
domain->response_count = 0xFFFFFFFF;
INIT_LIST_HEAD(&domain->field_regs);
- INIT_LIST_HEAD(&domain->commands);
+ INIT_LIST_HEAD(&domain->datagrams);
// init kobject and add it to the hierarchy
memset(&domain->kobj, 0x00, sizeof(struct kobject));
@@ -113,16 +113,16 @@
void ec_domain_clear(struct kobject *kobj /**< kobject of the domain */)
{
- ec_command_t *command, *next;
+ ec_datagram_t *datagram, *next;
ec_domain_t *domain;
domain = container_of(kobj, ec_domain_t, kobj);
EC_INFO("Clearing domain %i.\n", domain->index);
- list_for_each_entry_safe(command, next, &domain->commands, list) {
- ec_command_clear(command);
- kfree(command);
+ list_for_each_entry_safe(datagram, next, &domain->datagrams, list) {
+ ec_datagram_clear(datagram);
+ kfree(datagram);
}
ec_domain_clear_field_regs(domain);
@@ -187,30 +187,30 @@
/*****************************************************************************/
/**
- Allocates a process data command and appends it to the list.
+ Allocates a process data datagram and appends it to the list.
\return 0 in case of success, else < 0
*/
-int ec_domain_add_command(ec_domain_t *domain, /**< EtherCAT domain */
- uint32_t offset, /**< logical offset */
- size_t data_size /**< size of the command data */
- )
-{
- ec_command_t *command;
-
- if (!(command = kmalloc(sizeof(ec_command_t), GFP_KERNEL))) {
- EC_ERR("Failed to allocate domain command!\n");
+int ec_domain_add_datagram(ec_domain_t *domain, /**< EtherCAT domain */
+ uint32_t offset, /**< logical offset */
+ size_t data_size /**< size of the datagram data */
+ )
+{
+ ec_datagram_t *datagram;
+
+ if (!(datagram = kmalloc(sizeof(ec_datagram_t), GFP_KERNEL))) {
+ EC_ERR("Failed to allocate domain datagram!\n");
return -1;
}
- ec_command_init(command);
-
- if (ec_command_lrw(command, offset, data_size)) {
- kfree(command);
+ ec_datagram_init(datagram);
+
+ if (ec_datagram_lrw(datagram, offset, data_size)) {
+ kfree(datagram);
return -1;
}
- list_add_tail(&command->list, &domain->commands);
+ list_add_tail(&datagram->list, &domain->datagrams);
return 0;
}
@@ -235,7 +235,7 @@
uint32_t field_off, field_off_cmd;
uint32_t cmd_offset;
size_t cmd_data_size, sync_size;
- ec_command_t *command;
+ ec_datagram_t *datagram;
domain->base_address = base_address;
@@ -252,8 +252,8 @@
sync_size = ec_slave_calc_sync_size(slave, fmmu->sync);
domain->data_size += sync_size;
if (cmd_data_size + sync_size > EC_MAX_DATA_SIZE) {
- if (ec_domain_add_command(domain, cmd_offset,
- cmd_data_size)) return -1;
+ if (ec_domain_add_datagram(domain, cmd_offset,
+ cmd_data_size)) return -1;
cmd_offset += cmd_data_size;
cmd_data_size = 0;
cmd_count++;
@@ -263,9 +263,9 @@
}
}
- // allocate last command
+ // allocate last datagram
if (cmd_data_size) {
- if (ec_domain_add_command(domain, cmd_offset, cmd_data_size))
+ if (ec_domain_add_datagram(domain, cmd_offset, cmd_data_size))
return -1;
cmd_count++;
}
@@ -283,12 +283,12 @@
if (fmmu->domain == domain && fmmu->sync == field_reg->sync) {
field_off = fmmu->logical_start_address +
field_reg->field_offset;
- // search command
- list_for_each_entry(command, &domain->commands, list) {
- field_off_cmd = field_off - command->address.logical;
- if (field_off >= command->address.logical &&
- field_off_cmd < command->mem_size) {
- *field_reg->data_ptr = command->data + field_off_cmd;
+ // search datagram
+ list_for_each_entry(datagram, &domain->datagrams, list) {
+ field_off_cmd = field_off - datagram->address.logical;
+ if (field_off >= datagram->address.logical &&
+ field_off_cmd < datagram->mem_size) {
+ *field_reg->data_ptr = datagram->data + field_off_cmd;
}
}
if (!field_reg->data_ptr) {
@@ -300,7 +300,7 @@
}
}
- EC_INFO("Domain %i - Allocated %i bytes in %i command%s\n",
+ EC_INFO("Domain %i - Allocated %i bytes in %i datagram%s\n",
domain->index, domain->data_size, cmd_count,
cmd_count == 1 ? "" : "s");
@@ -314,7 +314,7 @@
/**
Sets the number of responding slaves and outputs it on demand.
This number isn't really the number of responding slaves, but the sum of
- the working counters of all domain commands. Some slaves increase the
+ the working counters of all domain datagrams. Some slaves increase the
working counter by 2, some by 1.
*/
@@ -479,16 +479,16 @@
/*****************************************************************************/
/**
- Places all process data commands in the masters command queue.
+ Places all process data datagrams in the masters datagram queue.
\ingroup RealtimeInterface
*/
void ecrt_domain_queue(ec_domain_t *domain /**< EtherCAT domain */)
{
- ec_command_t *command;
-
- list_for_each_entry(command, &domain->commands, list) {
- ec_master_queue_command(domain->master, command);
+ ec_datagram_t *datagram;
+
+ list_for_each_entry(datagram, &domain->datagrams, list) {
+ ec_master_queue_datagram(domain->master, datagram);
}
}
@@ -502,13 +502,13 @@
void ecrt_domain_process(ec_domain_t *domain /**< EtherCAT domain */)
{
unsigned int working_counter_sum;
- ec_command_t *command;
+ ec_datagram_t *datagram;
working_counter_sum = 0;
- list_for_each_entry(command, &domain->commands, list) {
- if (command->state == EC_CMD_RECEIVED) {
- working_counter_sum += command->working_counter;
+ list_for_each_entry(datagram, &domain->datagrams, list) {
+ if (datagram->state == EC_CMD_RECEIVED) {
+ working_counter_sum += datagram->working_counter;
}
}
@@ -519,16 +519,16 @@
/**
Returns the state of a domain.
- \return 0 if all commands were received, else -1.
+ \return 0 if all datagrams were received, else -1.
\ingroup RealtimeInterface
*/
int ecrt_domain_state(ec_domain_t *domain /**< EtherCAT domain */)
{
- ec_command_t *command;
-
- list_for_each_entry(command, &domain->commands, list) {
- if (command->state != EC_CMD_RECEIVED) return -1;
+ ec_datagram_t *datagram;
+
+ list_for_each_entry(datagram, &domain->datagrams, list) {
+ if (datagram->state != EC_CMD_RECEIVED) return -1;
}
return 0;