diff -r f149465f4c63 -r e675450f2174 examples/rtai/rtai_sample.c --- a/examples/rtai/rtai_sample.c Thu Jul 13 13:10:57 2006 +0000 +++ b/examples/rtai/rtai_sample.c Thu Aug 03 12:59:01 2006 +0000 @@ -42,6 +42,7 @@ // EtherCAT #include "../../include/ecrt.h" +#include "../../include/ecdb.h" /*****************************************************************************/ @@ -51,12 +52,8 @@ /*****************************************************************************/ -// comment this for synchronous IO -#define ASYNC - // RTAI task frequency in Hz #define FREQUENCY 10000 - #define TIMERTICKS (1000000000 / FREQUENCY) /*****************************************************************************/ @@ -64,22 +61,20 @@ // RTAI RT_TASK task; SEM master_sem; -cycles_t t_last_start = 0; -cycles_t t_critical; +cycles_t t_last_start = 0, t_critical; // EtherCAT ec_master_t *master = NULL; ec_domain_t *domain1 = NULL; // data fields -void *r_ssi_input; +void *r_ana_out; // channels uint32_t k_pos; -ec_field_init_t domain1_fields[] = { - {&r_ssi_input, "3", "Beckhoff", "EL5001", "InputValue", 0}, - {NULL, "2", "Beckhoff", "EL4132", "OutputValue", 0}, +ec_pdo_reg_t domain1_pdos[] = { + {"2", Beckhoff_EL4132_Output1, &r_ana_out}, {} }; @@ -92,27 +87,14 @@ t_last_start = get_cycles(); rt_sem_wait(&master_sem); -#ifdef ASYNC - // receive - ecrt_master_async_receive(master); + ecrt_master_receive(master); ecrt_domain_process(domain1); -#else - // send and receive - ecrt_domain_queue(domain1); + + // process data + //k_pos = EC_READ_U32(r_ssi_input); + ecrt_master_run(master); - ecrt_master_sync_io(master); - ecrt_domain_process(domain1); -#endif - - // process data - k_pos = EC_READ_U32(r_ssi_input); - -#ifdef ASYNC - // send - ecrt_domain_queue(domain1); - ecrt_master_run(master); - ecrt_master_async_send(master); -#endif + ecrt_master_send(master); rt_sem_signal(&master_sem); rt_task_wait_period(); @@ -158,15 +140,14 @@ ecrt_master_callbacks(master, request_lock, release_lock, NULL); printk(KERN_INFO "Registering domain...\n"); - if (!(domain1 = ecrt_master_create_domain(master))) - { + if (!(domain1 = ecrt_master_create_domain(master))) { printk(KERN_ERR "Domain creation failed!\n"); goto out_release_master; } - printk(KERN_INFO "Registering domain fields...\n"); - if (ecrt_domain_register_field_list(domain1, domain1_fields)) { - printk(KERN_ERR "Field registration failed!\n"); + printk(KERN_INFO "Registering PDOs...\n"); + if (ecrt_domain_register_pdo_list(domain1, domain1_pdos)) { + printk(KERN_ERR "PDO registration failed!\n"); goto out_release_master; } @@ -176,53 +157,7 @@ goto out_release_master; } -#if 0 - if (ecrt_master_fetch_sdo_lists(master)) { - printk(KERN_ERR "Failed to fetch SDO lists!\n"); - goto out_deactivate; - } - ecrt_master_print(master, 2); -#else - ecrt_master_print(master, 0); -#endif - -#if 0 - if (!(slave = ecrt_master_get_slave(master, "5"))) { - printk(KERN_ERR "Failed to get slave 5!\n"); - goto out_deactivate; - } - - if (ecrt_slave_sdo_write_exp8(slave, 0x4061, 1, 0) || - ecrt_slave_sdo_write_exp8(slave, 0x4061, 2, 1) || - ecrt_slave_sdo_write_exp8(slave, 0x4061, 3, 1) || - ecrt_slave_sdo_write_exp8(slave, 0x4066, 0, 0) || - ecrt_slave_sdo_write_exp8(slave, 0x4067, 0, 4) || - ecrt_slave_sdo_write_exp8(slave, 0x4068, 0, 0) || - ecrt_slave_sdo_write_exp8(slave, 0x4069, 0, 25) || - ecrt_slave_sdo_write_exp8(slave, 0x406A, 0, 25) || - ecrt_slave_sdo_write_exp8(slave, 0x406B, 0, 50)) { - printk(KERN_ERR "Failed to configure SSI slave!\n"); - goto out_deactivate; - } -#endif - -#if 0 - printk(KERN_INFO "Writing alias...\n"); - if (ecrt_slave_sdo_write_exp16(slave, 0xBEEF)) { - printk(KERN_ERR "Failed to write alias!\n"); - goto out_deactivate; - } -#endif - -#ifdef ASYNC - // send once and wait... - ecrt_master_prepare_async_io(master); -#endif - - if (ecrt_master_start_eoe(master)) { - printk(KERN_ERR "Failed to start EoE processing!\n"); - goto out_deactivate; - } + ecrt_master_prepare(master); printk("Starting cyclic sample thread...\n"); requested_ticks = nano2count(TIMERTICKS); @@ -248,7 +183,6 @@ rt_task_delete(&task); out_stop_timer: stop_rt_timer(); - out_deactivate: ecrt_master_deactivate(master); out_release_master: ecrt_release_master(master);