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/*====================================================================*
*
* Copyright (c) 2013 Qualcomm Atheros, Inc.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted (subject to the limitations
* in the disclaimer below) provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of Qualcomm Atheros nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
* GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE
* COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*--------------------------------------------------------------------*/
/*====================================================================*
*
* signed ToneMaps1 (struct plc * plc);
*
* plc.h
*
*
* Contributor(s):
* Charles Maier
*
*--------------------------------------------------------------------*/
#ifndef TONEMAPS1_SOURCE
#define TONEMAPS1_SOURCE
#include <stdio.h>
#include <stdint.h>
#include "../tools/flags.h"
#include "../plc/plc.h"
#include "../tools/error.h"
#include "../tools/endian.h"
#ifndef SIGNALTONOISE1_SOURCE
static uint8_t const mod2bits [AMP_BITS] =
{
0,
1,
2,
3,
4,
6,
8,
10,
12
};
#endif
signed ToneMaps1 (struct plc * plc)
{
extern uint8_t const mod2bits [AMP_BITS];
struct channel * channel = (struct channel *)(plc->channel);
struct message * message = (struct message *)(plc->message);
byte tonemap [PLC_SLOTS] [INT_CARRIERS >> 1];
uint16_t carriers = 0;
uint16_t carrier = 0;
uint8_t slots = 0;
uint8_t slot = 0;
#ifndef __GNUC__
#pragma pack (push,1)
#endif
struct __packed vs_tone_slot_char_request
{
struct ethernet_hdr ethernet;
struct qualcomm_hdr qualcomm;
uint8_t MACADDRESS [ETHER_ADDR_LEN];
uint8_t TMSLOT;
}
* request = (struct vs_tone_slot_char_request *) (message);
struct __packed vs_tone_slot_char_confirm
{
struct ethernet_hdr ethernet;
struct qualcomm_hdr qualcomm;
uint8_t MSTATUS;
uint8_t TMSLOT;
uint8_t NUMTMS;
uint16_t TMNUMACTCARRIERS;
uint8_t MOD_CARRIER [INT_CARRIERS/2];
uint8_t GIL;
uint8_t AGC;
}
* confirm = (struct vs_tone_slot_char_confirm *) (message);
#ifndef __GNUC__
#pragma pack (pop)
#endif
memset (message, 0, sizeof (* message));
EthernetHeader (&request->ethernet, channel->peer, channel->host, channel->type);
QualcommHeader (&request->qualcomm, 0, (VS_RX_TONE_MAP_CHAR | MMTYPE_REQ));
memcpy (request->MACADDRESS, plc->RDA, sizeof (request->MACADDRESS));
request->TMSLOT = 0;
plc->packetsize = (ETHER_MIN_LEN - ETHER_CRC_LEN);
if (SendMME (plc) <= 0)
{
error (PLC_EXIT (plc), errno, CHANNEL_CANTSEND);
return (-1);
}
if (ReadMME (plc, 0, (VS_RX_TONE_MAP_CHAR | MMTYPE_CNF)) <= 0)
{
error (PLC_EXIT (plc), errno, CHANNEL_CANTREAD);
return (-1);
}
carriers = LE16TOH (confirm->TMNUMACTCARRIERS);
slots = confirm->NUMTMS;
if (!slots)
{
error (PLC_EXIT (plc), ECANCELED, "No Tone Maps Available");
return (-1);
}
memset (tonemap, 0, sizeof (tonemap));
for (slot = 0; slot < slots; slot++)
{
EthernetHeader (&request->ethernet, channel->peer, channel->host, channel->type);
QualcommHeader (&request->qualcomm, 0, (VS_RX_TONE_MAP_CHAR | MMTYPE_REQ));
memcpy (request->MACADDRESS, plc->RDA, sizeof (request->MACADDRESS));
request->TMSLOT = slot;
plc->packetsize = (ETHER_MIN_LEN - ETHER_CRC_LEN);
if (SendMME (plc) <= 0)
{
error (PLC_EXIT (plc), errno, CHANNEL_CANTSEND);
return (-1);
}
if (ReadMME (plc, 0, (VS_RX_TONE_MAP_CHAR | MMTYPE_CNF)) <= 0)
{
error (PLC_EXIT (plc), errno, CHANNEL_CANTREAD);
return (-1);
}
if (confirm->MSTATUS)
{
Failure (plc, PLC_WONTDOIT);
return (-1);
}
memcpy (&tonemap [slot][0], confirm->MOD_CARRIER, sizeof (confirm->MOD_CARRIER));
}
while (carrier < carriers)
{
unsigned value = 0;
unsigned scale = 0;
unsigned index = carrier >> 1;
printf ("% 04d", carrier);
for (slot = 0; slot < PLC_SLOTS; slot++)
{
value = tonemap [slot][index];
if ((carrier & 1))
{
value >>= 4;
}
value &= 0x0F;
printf (" %02d", mod2bits [value]);
value *= value;
scale += value;
}
if (slots)
{
scale /= slots;
}
if (_anyset (plc->flags, PLC_GRAPH))
{
printf (" %03d ", scale);
while (scale--)
{
printf ("#");
}
}
printf ("\n");
carrier++;
}
return (0);
}
#endif
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