/***************************************************************************
* Copyright (C) 2020 - 2025 by Federico Amedeo Izzo IU2NUO, *
* Niccolò Izzo IU2KIN *
* Frederik Saraci IU2NRO *
* Silvano Seva IU2KWO *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, see *
***************************************************************************/
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include "AT24Cx.h"
#include "W25Qx.h"
static const struct W25QxCfg eflashCfg =
{
.spi = (const struct spiDevice *) &nvm_spi,
.cs = { FLASH_CS }
};
W25Qx_DEVICE_DEFINE(eflash, eflashCfg, 0x100000) // 1 MB, 8 Mbit
AT24Cx_DEVICE_DEFINE(eeprom, 0x10000) // 64 kB, 512 kbit
static const struct nvmDescriptor nvmDevices[] =
{
{
.name = "External flash",
.dev = &eflash,
.partNum = 0,
.partitions = NULL
},
{
.name = "EEPROM",
.dev = &eeprom,
.partNum = 0,
.partitions = NULL
}
};
#if defined(PLATFORM_GD77)
static const uint32_t UHF_CAL_BASE = 0x8F000;
static const uint32_t VHF_CAL_BASE = 0x8F070;
#elif defined(PLATFORM_DM1801)
static const uint32_t UHF_CAL_BASE = 0x6F000;
static const uint32_t VHF_CAL_BASE = 0x6F070;
#else
#warning GDx calibration: platform not supported
#endif
/**
* \internal Utility function for loading band-specific calibration data into
* the corresponding data structure.
*
* @param baseAddr: start address of the data block;
* @param cal: pointer to calibration data structure to be filled.
*/
static void _loadBandCalData(uint32_t baseAddr, bandCalData_t *cal)
{
nvm_devRead(&eflash, baseAddr + 0x08, &(cal->modBias), 2);
nvm_devRead(&eflash, baseAddr + 0x0A, &(cal->mod2Offset), 1);
nvm_devRead(&eflash, baseAddr + 0x3F, cal->analogSqlThresh, 8);
nvm_devRead(&eflash, baseAddr + 0x47, &(cal->noise1_HighTsh_Wb), 1);
nvm_devRead(&eflash, baseAddr + 0x48, &(cal->noise1_LowTsh_Wb), 1);
nvm_devRead(&eflash, baseAddr + 0x49, &(cal->noise2_HighTsh_Wb), 1);
nvm_devRead(&eflash, baseAddr + 0x4A, &(cal->noise2_LowTsh_Wb), 1);
nvm_devRead(&eflash, baseAddr + 0x4B, &(cal->rssi_HighTsh_Wb), 1);
nvm_devRead(&eflash, baseAddr + 0x4C, &(cal->rssi_LowTsh_Wb), 1);
nvm_devRead(&eflash, baseAddr + 0x4D, &(cal->noise1_HighTsh_Nb), 1);
nvm_devRead(&eflash, baseAddr + 0x4E, &(cal->noise1_LowTsh_Nb), 1);
nvm_devRead(&eflash, baseAddr + 0x4F, &(cal->noise2_HighTsh_Nb), 1);
nvm_devRead(&eflash, baseAddr + 0x50, &(cal->noise2_LowTsh_Nb), 1);
nvm_devRead(&eflash, baseAddr + 0x51, &(cal->rssi_HighTsh_Nb), 1);
nvm_devRead(&eflash, baseAddr + 0x52, &(cal->rssi_LowTsh_Nb), 1);
nvm_devRead(&eflash, baseAddr + 0x53, &(cal->RSSILowerThreshold), 1);
nvm_devRead(&eflash, baseAddr + 0x54, &(cal->RSSIUpperThreshold), 1);
nvm_devRead(&eflash, baseAddr + 0x55, cal->mod1Amplitude, 8);
nvm_devRead(&eflash, baseAddr + 0x5D, &(cal->digAudioGain), 1);
nvm_devRead(&eflash, baseAddr + 0x5E, &(cal->txDev_DTMF), 1);
nvm_devRead(&eflash, baseAddr + 0x5F, &(cal->txDev_tone), 1);
nvm_devRead(&eflash, baseAddr + 0x60, &(cal->txDev_CTCSS_wb), 1);
nvm_devRead(&eflash, baseAddr + 0x61, &(cal->txDev_CTCSS_nb), 1);
nvm_devRead(&eflash, baseAddr + 0x62, &(cal->txDev_DCS_wb), 1);
nvm_devRead(&eflash, baseAddr + 0x63, &(cal->txDev_DCS_nb), 1);
nvm_devRead(&eflash, baseAddr + 0x64, &(cal->PA_drv), 1);
nvm_devRead(&eflash, baseAddr + 0x65, &(cal->PGA_gain), 1);
nvm_devRead(&eflash, baseAddr + 0x66, &(cal->analogMicGain), 1);
nvm_devRead(&eflash, baseAddr + 0x67, &(cal->rxAGCgain), 1);
nvm_devRead(&eflash, baseAddr + 0x68, &(cal->mixGainWideband), 2);
nvm_devRead(&eflash, baseAddr + 0x6A, &(cal->mixGainNarrowband), 2);
nvm_devRead(&eflash, baseAddr + 0x6C, &(cal->rxDacGain), 1);
nvm_devRead(&eflash, baseAddr + 0x6D, &(cal->rxVoiceGain), 1);
uint8_t txPwr[32] = {0};
nvm_devRead(&eflash, baseAddr + 0x0B, txPwr, 32);
for(uint8_t i = 0; i < 16; i++)
{
cal->txLowPower[i] = txPwr[2*i];
cal->txHighPower[i] = txPwr[2*i+1];
}
}
void nvm_init()
{
spiBitbang_init(&nvm_spi);
W25Qx_init(&eflash);
AT24Cx_init();
}
void nvm_terminate()
{
W25Qx_terminate(&eflash);
AT24Cx_terminate();
}
const struct nvmDescriptor *nvm_getDesc(const size_t index)
{
if(index >= ARRAY_SIZE(nvmDevices))
return NULL;
return &nvmDevices[index];
}
void nvm_readCalibData(void *buf)
{
gdxCalibration_t *calib = ((gdxCalibration_t *) buf);
_loadBandCalData(VHF_CAL_BASE, &(calib->data[0])); /* Load VHF band calibration data */
_loadBandCalData(UHF_CAL_BASE, &(calib->data[1])); /* Load UHF band calibration data */
/*
* Finally, load calibration points. These are common among all the GDx
* devices.
* VHF calibration head and tail are not equally spaced as the other points,
* so we manually override the values.
*/
for(uint8_t i = 0; i < 16; i++)
{
uint8_t ii = i/2;
calib->uhfCalPoints[ii] = 405000000 + (5000000 * ii);
calib->uhfPwrCalPoints[i] = 400000000 + (5000000 * i);
}
for(uint8_t i = 0; i < 8; i++)
{
calib->vhfCalPoints[i] = 135000000 + (5000000 * i);
}
calib->vhfCalPoints[0] = 136000000;
calib->vhfCalPoints[7] = 172000000;
}
void nvm_readHwInfo(hwInfo_t *info)
{
/* GDx devices does not have any hardware info in the external flash. */
(void) info;
}
int nvm_readVfoChannelData(channel_t *channel)
{
(void) channel;
return -1;
}
int nvm_readSettings(settings_t *settings)
{
(void) settings;
return -1;
}
int nvm_writeSettings(const settings_t *settings)
{
(void) settings;
return -1;
}
int nvm_writeSettingsAndVfo(const settings_t *settings, const channel_t *vfo)
{
(void) settings;
(void) vfo;
return -1;
}