--- a/tool/cmd_alias.cpp Thu Jul 24 08:15:44 2008 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,141 +0,0 @@
-/*****************************************************************************
- *
- * $Id$
- *
- ****************************************************************************/
-
-#include <iostream>
-#include <iomanip>
-#include <sstream>
-using namespace std;
-
-#include "globals.h"
-#include "sii_crc.h"
-
-/*****************************************************************************/
-
-const char *help_alias =
- "[OPTIONS] <ALIAS>\n"
- "\n"
- "Write the secondary slave address (alias) for either\n"
- "one or for multiple slaves.\n"
- "\n"
- "Arguments:\n"
- " ALIAS must be an unsigned 16 bit number. Zero means no alias.\n"
- "\n"
- "Command-specific options:\n"
- " --slave -s <index> Positive numerical ring position, or 'all' for\n"
- " all slaves (default). The --force option is\n"
- " required in this case.\n"
- " --force Acknowledge writing aliases of all slaves.\n"
- "\n"
- "Numerical values can be specified either with decimal (no prefix),\n"
- "octal (prefix '0') or hexadecimal (prefix '0x') base.\n";
-
-/*****************************************************************************/
-
-void writeSlaveAlias(uint16_t, uint16_t);
-
-/*****************************************************************************/
-
-/** Writes the Secondary slave address (alias) to the slave's SII.
- */
-void command_alias(void)
-{
- uint16_t alias;
- stringstream err, strAlias;
- int number;
- unsigned int numSlaves, i;
-
- if (commandArgs.size() != 1) {
- err << "'" << commandName << "' takes exactly one argument!";
- throw InvalidUsageException(err);
- }
-
- strAlias << commandArgs[0];
- strAlias
- >> resetiosflags(ios::basefield) // guess base from prefix
- >> number;
- if (strAlias.fail() || number < 0x0000 || number > 0xffff) {
- err << "Invalid alias '" << commandArgs[0] << "'!";
- throw InvalidUsageException(err);
- }
- alias = number;
-
- if (slavePosition == -1) {
- if (!force) {
- err << "This will write the alias addresses of all slaves to "
- << alias << "! Please specify --force to proceed.";
- throw CommandException(err);
- }
-
- masterDev.open(MasterDevice::ReadWrite);
- numSlaves = masterDev.slaveCount();
-
- for (i = 0; i < numSlaves; i++) {
- writeSlaveAlias(i, alias);
- }
- } else {
- masterDev.open(MasterDevice::ReadWrite);
- writeSlaveAlias(slavePosition, alias);
- }
-}
-
-/*****************************************************************************/
-
-/** Writes the Secondary slave address (alias) to the slave's SII.
- */
-void writeSlaveAlias(
- uint16_t slavePosition,
- uint16_t alias
- )
-{
- ec_ioctl_slave_sii_t data;
- ec_ioctl_slave_t slave;
- stringstream err;
- uint8_t crc;
-
- masterDev.getSlave(&slave, slavePosition);
-
- if (slave.sii_nwords < 8) {
- err << "Current SII contents are too small to set an alias "
- << "(" << slave.sii_nwords << " words)!";
- throw CommandException(err);
- }
-
- // read first 8 SII words
- data.slave_position = slavePosition;
- data.offset = 0;
- data.nwords = 8;
- data.words = new uint16_t[data.nwords];
-
- try {
- masterDev.readSii(&data);
- } catch (MasterDeviceException &e) {
- delete [] data.words;
- err << "Failed to read SII: " << e.what();
- throw CommandException(err);
- }
-
- // write new alias address in word 4
- data.words[4] = cputole16(alias);
-
- // calculate checksum over words 0 to 6
- crc = calcSiiCrc((const uint8_t *) data.words, 14);
-
- // write new checksum into first byte of word 7
- *(uint8_t *) (data.words + 7) = crc;
-
- // write first 8 words with new alias and checksum
- try {
- masterDev.writeSii(&data);
- } catch (MasterDeviceException &e) {
- delete [] data.words;
- err << "Failed to read SII: " << e.what();
- throw CommandException(err);
- }
-
- delete [] data.words;
-}
-
-/*****************************************************************************/