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ITLA_Applation.c
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/*
* Copyright © 2017-now Jiaolong Tong <[email protected]>
*
*/
#include "ITLA_Applation.h"
int _sleep_and_flush(itla_t *ctx)
{
/* usleep source code */
struct timespec request, remaining;
request.tv_sec = ctx->response_timeout.tv_sec;
request.tv_nsec = ((long int)ctx->response_timeout.tv_usec % 1000000)
* 1000;
while (nanosleep(&request, &remaining) == -1 && errno == EINTR)
request = remaining;
return rtla_flush(ctx);
}
int rtla_flush(itla_t *ctx)
{
int rc = ctx->backend->flush(ctx);
if (rc != -1 && ctx->debug) {
printf("%d bytes flushed\n", rc);
}
return rc;
}
void itla_free(itla_t *ctx)
{
if (ctx == NULL)
return;
free(ctx->backend_data);
free(ctx);
}
void itla_set_debug(itla_t *ctx, int boolean)
{
ctx->debug = boolean;
}
void itla_close(itla_t *ctx)
{
if (ctx == NULL)
return;
ctx->backend->close(ctx);
}
int itla_connect(itla_t *ctx)
{
return ctx->backend->connect(ctx);
}
void itla_get_response_timeout(itla_t *ctx, struct timeval *timeout)
{
*timeout = ctx->response_timeout;
}
void itla_set_response_timeout(itla_t *ctx, const struct timeval *timeout)
{
ctx->response_timeout = *timeout;
}
void itla_get_byte_timeout(itla_t *ctx, struct timeval *timeout)
{
*timeout = ctx->byte_timeout;
}
void itla_set_byte_timeout(itla_t *ctx, const struct timeval *timeout)
{
ctx->byte_timeout = *timeout;
}
itla_mapping_t* modbus_mapping_new()
{
itla_mapping_t *mb_mapping;
mb_mapping = (itla_mapping_t *)malloc(sizeof(itla_mapping_t));
if (mb_mapping == NULL) {
return NULL;
}
int nb_reg;
/*********GENERAL_REG*************/
nb_reg = NB_GENERAL_REG;
if (nb_reg == 0) {
mb_mapping->general_registers = NULL;
} else {
/* Negative number raises a POSIX error */
mb_mapping->general_registers = (uint16_t *) malloc(nb_reg * sizeof(uint16_t));
if (mb_mapping->general_registers == NULL) {
free(mb_mapping);
return NULL;
}
memset(mb_mapping->general_registers, 0, nb_reg * sizeof(uint16_t));
}
/*********STATUS_REG*************/
nb_reg = NB_STATUS_REG;
if (nb_reg == 0) {
mb_mapping->status_registers = NULL;
} else {
/* Negative number raises a POSIX error */
mb_mapping->status_registers = (uint16_t *) malloc(nb_reg * sizeof(uint16_t));
if (mb_mapping->status_registers == NULL) {
free(mb_mapping);
return NULL;
}
memset(mb_mapping->status_registers, 0, nb_reg * sizeof(uint16_t));
}
/*********OPTICAL_REG*************/
nb_reg = NB_OPTICAL_REG;
if (nb_reg == 0) {
mb_mapping->optical_registers = NULL;
} else {
/* Negative number raises a POSIX error */
mb_mapping->optical_registers = (uint16_t *) malloc(nb_reg * sizeof(uint16_t));
if (mb_mapping->optical_registers == NULL) {
free(mb_mapping);
return NULL;
}
memset(mb_mapping->optical_registers, 0, nb_reg * sizeof(uint16_t));
}
/*********CAPABILITILES_REG*************/
nb_reg = NB_CAPABILITILES_REG;
if (nb_reg == 0) {
mb_mapping->capablities_registers = NULL;
} else {
/* Negative number raises a POSIX error */
mb_mapping->capablities_registers = (uint16_t *) malloc(nb_reg * sizeof(uint16_t));
if (mb_mapping->capablities_registers == NULL) {
free(mb_mapping);
return NULL;
}
memset(mb_mapping->capablities_registers, 0, nb_reg * sizeof(uint16_t));
}
/*********MSA_REG*************/
nb_reg = NB_MSA_REG;
if (nb_reg == 0) {
mb_mapping->msa_registers = NULL;
} else {
/* Negative number raises a POSIX error */
mb_mapping->msa_registers = (uint16_t *) malloc(nb_reg * sizeof(uint16_t));
if (mb_mapping->msa_registers == NULL) {
free(mb_mapping);
return NULL;
}
memset(mb_mapping->msa_registers, 0, nb_reg * sizeof(uint16_t));
}
/*********NB_MANUFACTURER_REF*************/
nb_reg = NB_MANUFACTURER_REG;
if (nb_reg == 0) {
mb_mapping->manufacturer_registers = NULL;
} else {
/* Negative number raises a POSIX error */
mb_mapping->manufacturer_registers = (uint16_t *) malloc(nb_reg * sizeof(uint16_t));
if (mb_mapping->manufacturer_registers == NULL) {
free(mb_mapping);
return NULL;
}
memset(mb_mapping->manufacturer_registers, 0, nb_reg * sizeof(uint16_t));
}
return mb_mapping;
}
int error_msg_handle(itla_t *ctx,uint8_t status){
status =status &0x03;
uint16_t ret = 0;
switch(status){
case 0x00 : break;
case 0x01 : {
itla_read_registers(ctx,_FC_GENERAL_MODULE_COMMANDs,_FC_GENERAL_MODULE_COMMANDs+0x00,&ret);
ret = ret & 0x000F;
break;
}
case 0x02 :{
if(ctx->debug ==1)
printf("Waring :AEA flag, Automatic extended addressing result being returned or ready to write \n");
break;
}
case 0x03 : {
if(ctx->debug ==1)
printf("Waring :CP flag, Command not complete, pending\n");
break;
}
default: ret =-1;
}
return ret;
}
void itla_mapping_free(itla_mapping_t *mb_mapping)
{
if (mb_mapping == NULL) {
return;
}
free(mb_mapping->general_registers);
free(mb_mapping->status_registers);
free(mb_mapping->optical_registers);
free(mb_mapping->capablities_registers);
free(mb_mapping->msa_registers);
free(mb_mapping->manufacturer_registers);
free(mb_mapping);
}
int itla_read_registers(itla_t *ctx, int function, int abs_addr,uint16_t *dest)
{
int rc;
int req_length;
uint8_t req[_MIN_REQ_LENGTH];
uint8_t rsp[_MAX_RESP_LENGTH];
req_length = ctx->backend->frame_enpacket(_READ_ITLA,abs_addr,0x0000,req);
rc = send_msg(ctx, req, req_length);
if (rc > 0) {
rc = receive_msg(ctx, rsp);
if (rc == -1){
if(ctx->debug <=0){
printf("recv msg error \n");
return -1;
}
}
if(rsp[0] & 0x03 != 0){
int eno=error_msg_handle(ctx,rsp[0]);
if(ctx->debug <=0){
_error_print(ctx,(const char *) itla_error(eno));
}
return -eno;
}else
*dest = (rsp[2] << 8) | rsp[3];
}
return rc;
}
void wait_sucessful(itla_t *ctx){
uint16_t reg =0xFFFF;
int rc;
while(reg!=0x10){
rc=itla_read_registers(ctx, _FC_GENERAL_MODULE_COMMANDs,_FC_GENERAL_MODULE_COMMANDs+0,®);
//if(rc>0)printf("NOP:%x \n",reg);
}
}
int itla_write_registers(itla_t *ctx, int function, int abs_addr,uint16_t reg_data,uint16_t *dest)
{
int rc;
int req_length;
uint8_t req[_MIN_REQ_LENGTH];
uint8_t rsp[_MAX_RESP_LENGTH];
req_length = ctx->backend->frame_enpacket(_WRITE_ITLA,abs_addr,reg_data,req);
rc = send_msg(ctx, req, req_length);
if (rc > 0) {
rc = receive_msg(ctx, rsp);
if (rc == -1){
if(ctx->debug <=0){
printf("recv msg error \n");
return -1;
}
}
if(rsp[0] & 0x03 != 0){
int eno=error_msg_handle(ctx,rsp[0]);
if(ctx->debug <=0){
_error_print(ctx, (const char *)itla_error(eno));
}
return -eno;
}
else
*dest = (rsp[2] << 8) | rsp[3];
}
return rc;
}
/*return xxx GHz*/
float getLaserFrequency (itla_t *ctx){
int rc;
uint16_t reg_Int,reg_Flo;
rc = itla_read_registers(ctx,_FC_MODULE_STATUS_COMMANDS,0x40,®_Int);
if(rc<0)return -1;
rc = itla_read_registers(ctx,_FC_MODULE_STATUS_COMMANDS,0x41,®_Flo);
if(rc<0)return -1;
return (float)(reg_Int*1000)+ (float)reg_Flo/10.0;
}
float getOpticalOutputPower(itla_t *ctx){
uint16_t reg;
itla_read_registers(ctx, _FC_MODULE_OPTICAL_COMMANDS,0x42,®);
return (float)reg/100.0;
}
float getCurrentTemperature(itla_t *ctx){
uint16_t reg;
itla_read_registers(ctx, _FC_MODULE_OPTICAL_COMMANDS,0x43,®);
return (float)reg/100.0;
}
float getOpticalPowerMin(itla_t *ctx){
uint16_t reg;
itla_read_registers(ctx, _FC_MODULE_CAPABILITILES_COMMANDS,0x50,®);
return (float)reg/100.0;
}
float getOpticalPowerMax(itla_t *ctx){
uint16_t reg;
itla_read_registers(ctx, _FC_MODULE_CAPABILITILES_COMMANDS,0x51,®);
return (float)reg/100.0;
}
/*return xxx GHz*/
float getFrequencyMin(itla_t *ctx){
int rc;
uint16_t reg_Int,reg_Flo;
rc = itla_read_registers(ctx,_FC_MODULE_CAPABILITILES_COMMANDS,0x52,®_Int);
if(rc<0)return -1;
rc = itla_read_registers(ctx,_FC_MODULE_CAPABILITILES_COMMANDS,0x53,®_Flo);
if(rc<0)return -1;
return (float)(reg_Int*1000)+ (float)reg_Flo/10.0;
}
/*return xxx GHz*/
float getFrequencyMax(itla_t *ctx){
int rc;
uint16_t reg_Int,reg_Flo;
rc = itla_read_registers(ctx,_FC_MODULE_CAPABILITILES_COMMANDS,0x54,®_Int);
if(rc<0)return -1;
rc = itla_read_registers(ctx,_FC_MODULE_CAPABILITILES_COMMANDS,0x55,®_Flo);
if(rc<0)return -1;
return (float)(reg_Int*1000)+ (float)reg_Flo/10.0;
}
/*return xxx GHz*/
float getGridSpacingMin(itla_t *ctx){
uint16_t reg;
itla_read_registers(ctx, _FC_MODULE_CAPABILITILES_COMMANDS,0x56,®);
return (float)reg/10.0;
}
void resetModule(itla_t *ctx){
uint16_t reg;
itla_write_registers(ctx,_FC_MODULE_STATUS_COMMANDS,_FC_MODULE_STATUS_COMMANDS+2,0x0003,®); // soft reset
wait_sucessful(ctx);
}
void disalbeOutput(itla_t *ctx){
uint16_t reg;
itla_write_registers(ctx,_FC_MODULE_STATUS_COMMANDS,_FC_MODULE_STATUS_COMMANDS+9,0x0000,®); // Fatal_Trigger
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_STATUS_COMMANDS,_FC_MODULE_STATUS_COMMANDS+0,0x0000,®); // Fatal_Status
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+3,0x0000,®); // SDF
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_STATUS_COMMANDS,_FC_MODULE_STATUS_COMMANDS+0,0x0000,®); // DIS
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+2,0x0000,®); // SENA
wait_sucessful(ctx);
}
void enalbeOutput(itla_t *ctx){
uint16_t reg;
itla_write_registers(ctx,_FC_MODULE_STATUS_COMMANDS,_FC_MODULE_STATUS_COMMANDS+9,0xFFFF,®); // Fatal_Trigger
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_STATUS_COMMANDS,_FC_MODULE_STATUS_COMMANDS+0,0xFFFF,®); // Fatal_Status
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+3,0x0002,®); // SDF
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_STATUS_COMMANDS,_FC_MODULE_STATUS_COMMANDS+0,0x1000,®); // DIS
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+2,0x0008,®); // SENA
wait_sucessful(ctx);
}
/*input by xxx nm*/
int setLaserWavelength(itla_t *ctx,float wavelength){
uint16_t reg;
float freq = Wavelength_to_FrequencyG(wavelength);
uint16_t FCF1 = (int32_t)freq/1000;
uint16_t FCF2 = ((int32_t)freq%1000)*10;
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+5,FCF1,®); //Set FCF1
wait_sucessful(ctx);
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+6,FCF2,®); //Set FCF2
wait_sucessful(ctx);
return 0;
}
/*input by xxx dBm*/
int setOpticalPower(itla_t *ctx,float power){
uint16_t PWR = (uint16_t)(power*100);
uint16_t reg;
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+1, PWR,®); //Set PWR 10:0x3E8 12:4B0
wait_sucessful(ctx);
return 0;
}
/*input by 1-XXX*/
int setOpticalChanel(itla_t * ctx,uint16_t chanel){
uint16_t reg;
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+0,chanel,®); //Set Chanal
wait_sucessful(ctx);
return 0;
}
/*input by xxx GHz min = 50 */
int setGradSpacing(itla_t * ctx,float Space){
uint16_t reg;
uint16_t GRID = (uint16_t)(Space*10);
itla_write_registers(ctx,_FC_MODULE_OPTICAL_COMMANDS,_FC_MODULE_OPTICAL_COMMANDS+0,GRID,®); //Set Chanal
wait_sucessful(ctx);
return 0;
}