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octonet/octoserve/dvb.c
Ralph Metzler 6d6e0a3726 support ISDB-T tuning
2016-12-07 16:00:53 +01:00

1820 lines
45 KiB
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/*
(C) 2012-14 Digital Devices GmbH.
This file is part of the octoserve SAT>IP server.
Octoserve 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.
Octoserve 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 octoserve. If not, see <http://www.gnu.org/licenses/>.
*/
#include "octoserve.h"
extern uint32_t debug;
#define MMI_STATE_CLOSED 0
#define MMI_STATE_OPEN 1
#define MMI_STATE_ENQ 2
#define MMI_STATE_MENU 3
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
static int set_fmode(uint32_t fmode)
{
FILE *f;
if ((f = fopen ("/sys/class/ddbridge/ddbridge0/fmode1", "r+")) == NULL)
return -1;
fprintf(f, "%u", fmode);
fclose(f);
return 0;
}
#include <libucsi/dvb/section.h>
#include <libucsi/mpeg/section.h>
#include <libucsi/section.h>
#include <libucsi/section_buf.h>
#include <libdvben50221/en50221_stdcam.h>
int sectest(void)
{
uint8_t ts[4096];
struct dvb_nsd_ts nsdts;
int nsd, r, secstat, len;
struct section_buf secbuf;
struct section *section;
struct section_ext *section_ext = NULL;
section_buf_init(&secbuf, 4096);
memset (&nsdts, 0, sizeof(nsdts));
nsdts.pid = 0;
nsdts.ts = ts;
nsdts.mode = 1;
while ((nsd = open("/dev/dvb/adapter0/nsd0", O_RDWR)) < 0) {
if (errno == EBUSY)
usleep(10000);
else
return -1;
}
ioctl(nsd, NSD_START_GET_TS, &nsdts);
while ((r = ioctl(nsd, NSD_POLL_GET_TS, &nsdts)) < 0 && errno == EBUSY)
usleep(1000);
if (!r) {
#if 0
len = section_buf_add(&secbuf, nsdts.ts, nsdts.len, &secstat);
section = section_codec(section_buf_data(&secbuf), len);
section_ext = section_ext_decode(section, 1);
#endif
dbgprintf(DEBUG_DVB, "read %d bytes:\n", nsdts.len);
dump(ts, nsdts.len);
}
ioctl(nsd, NSD_STOP_GET_TS, &nsdts);
close(nsd);
}
static pthread_mutex_t nsd_lock;
static int getsec(int input, uint16_t pid, uint16_t id, uint8_t table, uint8_t *sec)
{
struct dvb_nsd_ts nsdts;
int nsd, r, len;
dbgprintf(DEBUG_DVB,
"getsec input %d, pid %04x, id %04x, table %d\n", input, pid, id, table);
pthread_mutex_lock(&nsd_lock);
memset (&nsdts, 0, sizeof(nsdts));
nsdts.pid = pid;
nsdts.ts = sec;
nsdts.mode = 1;
nsdts.table = table;
nsdts.input = input;
if (id != 0) {
nsdts.filter_mask = 2;
nsdts.section_id = id;
}
while ((nsd = open("/dev/dvb/adapter0/nsd0", O_RDWR)) < 0) {
if (errno == EBUSY)
usleep(100000);
else
return -1;
}
ioctl(nsd, NSD_START_GET_TS, &nsdts);
while ((r = ioctl(nsd, NSD_POLL_GET_TS, &nsdts)) < 0 && errno == EBUSY)
usleep(1000);
ioctl(nsd, NSD_STOP_GET_TS, &nsdts);
close(nsd);
pthread_mutex_unlock(&nsd_lock);
if (!r)
return nsdts.len;
else
return -1;
}
static int set_property(int fd, uint32_t cmd, uint32_t data)
{
struct dtv_property p;
struct dtv_properties c;
int ret;
p.cmd = cmd;
c.num = 1;
c.props = &p;
p.u.data = data;
ret = ioctl(fd, FE_SET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_SET_PROPERTY returned %d\n", ret);
return -1;
}
return 0;
}
static int get_property(int fd, uint32_t cmd, uint32_t *data)
{
struct dtv_property p;
struct dtv_properties c;
int ret;
p.cmd = cmd;
c.num = 1;
c.props = &p;
ret = ioctl(fd, FE_GET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_GET_PROPERTY returned %d\n", ret);
return -1;
}
*data = p.u.data;
return 0;
}
static int get_stat(int fd, uint32_t cmd, struct dtv_fe_stats *stats)
{
struct dtv_property p;
struct dtv_properties c;
int ret;
p.cmd = cmd;
c.num = 1;
c.props = &p;
ret = ioctl(fd, FE_GET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_GET_PROPERTY returned %d\n", ret);
return -1;
}
memcpy(stats, &p.u.st, sizeof(struct dtv_fe_stats));
return 0;
}
static int set_fe_input(struct dvbfe *fe, uint32_t fr,
uint32_t sr, fe_delivery_system_t ds,
uint32_t input)
{
struct dtv_property p[] = {
{ .cmd = DTV_CLEAR },
{ .cmd = DTV_DELIVERY_SYSTEM, .u.data = ds },
{ .cmd = DTV_FREQUENCY, .u.data = fr },
{ .cmd = DTV_INVERSION, .u.data = INVERSION_AUTO },
{ .cmd = DTV_SYMBOL_RATE, .u.data = sr },
{ .cmd = DTV_INNER_FEC, .u.data = FEC_AUTO },
};
struct dtv_properties c;
int ret;
int fd = fe->fd;
dbgprintf(DEBUG_DVB, "ds = %u, input = %u\n", ds, input);
c.num = ARRAY_SIZE(p);
c.props = p;
ret = ioctl(fd, FE_SET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_SET_PROPERTY returned %d\n", ret);
return -1;
}
if (input != ~(0U))
set_property(fd, DTV_INPUT, input);
if (fe->set & (1UL << PARAM_ISI))
set_property(fd, DTV_STREAM_ID, fe->param[PARAM_ISI]);
if (fe->set & (1UL << PARAM_PLS))
set_property(fd, DTV_PLS, fe->param[PARAM_PLS]);
set_property(fd, DTV_TUNE, 0);
return 0;
}
static void diseqc_send_msg(int fd, fe_sec_voltage_t v,
struct dvb_diseqc_master_cmd *cmd,
fe_sec_tone_mode_t t, fe_sec_mini_cmd_t b,
int wait)
{
if (ioctl(fd, FE_SET_TONE, SEC_TONE_OFF) == -1)
perror("FE_SET_TONE failed");
if (ioctl(fd, FE_SET_VOLTAGE, v) == -1)
perror("FE_SET_VOLTAGE failed");
usleep(15 * 1000);
if (ioctl(fd, FE_DISEQC_SEND_MASTER_CMD, cmd) == -1)
perror("FE_DISEQC_SEND_MASTER_CMD failed");
usleep(wait * 1000);
usleep(15 * 1000);
if (ioctl(fd, FE_DISEQC_SEND_BURST, b) == -1)
perror("FE_DISEQC_SEND_BURST failed");
usleep(15 * 1000);
if (ioctl(fd, FE_SET_TONE, t) == -1)
perror("FE_SET_TONE failed");
}
static int diseqc(int fd, int sat, int hor, int band)
{
struct dvb_diseqc_master_cmd cmd = {
.msg = {0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00},
.msg_len = 4
};
hor &= 1;
cmd.msg[3] = 0xf0 | ( ((sat << 2) & 0x0c) | (band ? 1 : 0) | (hor ? 2 : 0));
diseqc_send_msg(fd, hor ? SEC_VOLTAGE_18 : SEC_VOLTAGE_13,
&cmd, band ? SEC_TONE_ON : SEC_TONE_OFF,
(sat & 1) ? SEC_MINI_B : SEC_MINI_A, 0);
dbgprintf(DEBUG_DVB, "MS %02x %02x %02x %02x\n",
cmd.msg[0], cmd.msg[1], cmd.msg[2], cmd.msg[3]);
return 0;
}
static int set_en50494(struct dvbfe *fe, uint32_t freq, uint32_t sr,
int sat, int hor, int band,
uint32_t slot, uint32_t ubfreq,
fe_delivery_system_t ds)
{
struct dvb_diseqc_master_cmd cmd = {
.msg = {0xe0, 0x11, 0x5a, 0x00, 0x00},
.msg_len = 5
};
uint16_t t;
uint32_t input = 3 & (sat >> 6);
int fd = fe->fd;
t = (freq + ubfreq + 2) / 4 - 350;
hor &= 1;
cmd.msg[3] = ((t & 0x0300) >> 8) |
(slot << 5) | ((sat & 0x3f) ? 0x10 : 0) | (band ? 4 : 0) | (hor ? 8 : 0);
cmd.msg[4] = t & 0xff;
set_property(fd, DTV_INPUT, input);
if (ioctl(fd, FE_SET_TONE, SEC_TONE_OFF) == -1)
perror("FE_SET_TONE failed");
if (ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_18) == -1)
perror("FE_SET_VOLTAGE failed");
usleep(15000);
if (ioctl(fd, FE_DISEQC_SEND_MASTER_CMD, &cmd) == -1)
perror("FE_DISEQC_SEND_MASTER_CMD failed");
usleep(15000);
if (ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_13) == -1)
perror("FE_SET_VOLTAGE failed");
set_fe_input(fe, ubfreq * 1000, sr * 1000, ds, input);
dbgprintf(DEBUG_DVB, "EN50494 %02x %02x %02x %02x %02x\n",
cmd.msg[0], cmd.msg[1], cmd.msg[2], cmd.msg[3], cmd.msg[4]);
}
static int set_en50607(struct dvbfe *fe, uint32_t freq, uint32_t sr,
int sat, int hor, int band,
uint32_t slot, uint32_t ubfreq,
fe_delivery_system_t ds)
{
struct dvb_diseqc_master_cmd cmd = {
.msg = {0x70, 0x00, 0x00, 0x00, 0x00},
.msg_len = 4
};
uint32_t t = freq - 100;
uint32_t input = 3 & (sat >> 6);
int fd = fe->fd;
hor &= 1;
cmd.msg[1] = slot << 3;
cmd.msg[1] |= ((t >> 8) & 0x07);
cmd.msg[2] = (t & 0xff);
cmd.msg[3] = ((sat & 0x3f) << 2) | (hor ? 2 : 0) | (band ? 1 : 0);
set_property(fd, DTV_INPUT, input);
if (ioctl(fd, FE_SET_TONE, SEC_TONE_OFF) == -1)
perror("FE_SET_TONE failed");
if (ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_18) == -1)
perror("FE_SET_VOLTAGE failed");
usleep(15000);
if (ioctl(fd, FE_DISEQC_SEND_MASTER_CMD, &cmd) == -1)
perror("FE_DISEQC_SEND_MASTER_CMD failed");
usleep(15000);
if (ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_13) == -1)
perror("FE_SET_VOLTAGE failed");
set_fe_input(fe, ubfreq * 1000, sr * 1000, ds, input);
dbgprintf(DEBUG_DVB, "EN50607 %02x %02x %02x %02x\n",
cmd.msg[0], cmd.msg[1], cmd.msg[2], cmd.msg[3]);
}
static int tune_sat(struct dvbfe *fe)
{
uint32_t freq, hi = 0, src, lnb = 0, lnbc = 0, lofs;
fe_delivery_system_t ds = fe->param[PARAM_MSYS] - 1;
dbgprintf(DEBUG_DVB, "tune_sat\n");
freq = fe->param[PARAM_FREQ];
if (fe->param[PARAM_SRC])
lnb = fe->param[PARAM_SRC] - 1;
lnbc = lnb & (MAX_SOURCE - 1);
lofs = fe->lofs[lnbc];
#if 0
if (freq < 5000000) { //3400 - 4200 ->5150
lofs = 5150000;
if (freq > lofs)
freq -= lofs;
else
freq = lofs - freq;
} else if (freq > 19700000 && freq < 22000000) { //19700-22000 ->21200
lofs = 21200000;
if (freq > lofs)
freq -= lofs;
else
freq = lofs - freq;
} else
#endif
{
if (lofs)
hi = (freq > lofs) ? 1 : 0;
if (hi)
freq -= fe->lof2[lnbc];
else
freq -= fe->lof1[lnbc];
}
if (fe->first) {
fe->first = 0;
dbgprintf(DEBUG_DVB, "pre voltage %d\n", fe->prev_delay[lnbc]);
if (ioctl(fe->fd, FE_SET_VOLTAGE, SEC_VOLTAGE_13) == -1)
perror("FE_SET_VOLTAGE failed");
usleep(fe->prev_delay[lnbc]);
}
dbgprintf(DEBUG_DVB, "scif_type = %u\n", fe->scif_type);
if (fe->scif_type == 1) {
pthread_mutex_lock(&fe->os->uni_lock);
set_en50494(fe, freq / 1000, fe->param[PARAM_SR],
lnb, fe->param[PARAM_POL] - 1, hi,
fe->scif_slot, fe->scif_freq, ds);
pthread_mutex_unlock(&fe->os->uni_lock);
} else if (fe->scif_type == 2) {
pthread_mutex_lock(&fe->os->uni_lock);
set_en50607(fe, freq / 1000, fe->param[PARAM_SR],
lnb, fe->param[PARAM_POL] - 1, hi,
fe->scif_slot, fe->scif_freq, ds);
pthread_mutex_unlock(&fe->os->uni_lock);
} else {
//set_property(fe->fd, DTV_INPUT, 3 & (lnb >> 6));
diseqc(fe->fd, lnb, fe->param[PARAM_POL] - 1, hi);
set_fe_input(fe, freq, fe->param[PARAM_SR] * 1000, ds, ~(0U));
}
}
static int tune_c(struct dvbfe *fe)
{
struct dtv_property p[] = {
{ .cmd = DTV_CLEAR },
{ .cmd = DTV_FREQUENCY, .u.data = fe->param[PARAM_FREQ] * 1000 },
{ .cmd = DTV_BANDWIDTH_HZ, .u.data = fe->param[PARAM_BW_HZ] ? : 8000000 },
{ .cmd = DTV_SYMBOL_RATE, .u.data = fe->param[PARAM_SR] * 1000 },
{ .cmd = DTV_INNER_FEC,
.u.data = fe->param[PARAM_FEC] ? (fe->param[PARAM_FEC] - 1) : FEC_AUTO },
{ .cmd = DTV_MODULATION,
.u.data = fe->param[PARAM_MTYPE] ? (fe->param[PARAM_MTYPE] - 1) : QAM_AUTO },
{ .cmd = DTV_TUNE },
};
struct dtv_properties c;
int ret;
set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_DVBC_ANNEX_A);
c.num = ARRAY_SIZE(p);
c.props = p;
ret = ioctl(fe->fd, FE_SET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_SET_PROPERTY returned %d\n", ret);
return -1;
}
return 0;
}
static int tune_cable(struct dvbfe *fe)
{
uint32_t freq;
struct dvb_frontend_parameters p = {
.frequency = fe->param[PARAM_FREQ] * 1000,
.u.qam.symbol_rate = fe->param[PARAM_SR] * 1000,
.u.qam.fec_inner = fe->param[PARAM_FEC] ? (fe->param[PARAM_FEC] - 1) : FEC_AUTO,
.u.qam.modulation = fe->param[PARAM_MTYPE] - 1,
};
set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_DVBC_ANNEX_A);
if (ioctl(fe->fd, FE_SET_FRONTEND, &p) == -1) {
perror("FE_SET_FRONTEND error");
return -1;
}
return 0;
}
static int tune_terr(struct dvbfe *fe)
{
struct dtv_property p[] = {
{ .cmd = DTV_CLEAR },
{ .cmd = DTV_FREQUENCY, .u.data = fe->param[PARAM_FREQ] * 1000 },
{ .cmd = DTV_BANDWIDTH_HZ, .u.data = fe->param[PARAM_BW_HZ] },
{ .cmd = DTV_TUNE },
};
struct dtv_properties c;
int ret;
set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_DVBT);
c.num = ARRAY_SIZE(p);
c.props = p;
ret = ioctl(fe->fd, FE_SET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_SET_PROPERTY returned %d\n", ret);
return -1;
}
return 0;
}
#if 0
static int tune_terr(struct dvbfe *fe)
{
uint32_t freq;
enum fe_bandwidth bw;
struct dvb_frontend_parameters p = {
.frequency = fe->param[PARAM_FREQ] * 1000,
.inversion = INVERSION_AUTO,
.u.ofdm.code_rate_HP = FEC_AUTO,
.u.ofdm.code_rate_LP = FEC_AUTO,
.u.ofdm.constellation = fe->param[PARAM_MTYPE] - 1,
.u.ofdm.transmission_mode = TRANSMISSION_MODE_AUTO,
.u.ofdm.guard_interval = GUARD_INTERVAL_AUTO,
.u.ofdm.hierarchy_information = HIERARCHY_AUTO,
.u.ofdm.bandwidth = fe->param[PARAM_BW] ?
(fe->param[PARAM_BW] - 1) : BANDWIDTH_AUTO,
};
set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_DVBT);
if (ioctl(fe->fd, FE_SET_FRONTEND, &p) == -1) {
perror("FE_SET_FRONTEND error");
return -1;
}
return 0;
}
#endif
static int tune_c2(struct dvbfe *fe)
{
struct dtv_property p[] = {
{ .cmd = DTV_CLEAR },
{ .cmd = DTV_FREQUENCY, .u.data = fe->param[PARAM_FREQ] * 1000 },
{ .cmd = DTV_BANDWIDTH_HZ, .u.data = fe->param[PARAM_BW_HZ] },
{ .cmd = DTV_STREAM_ID, .u.data = fe->param[PARAM_PLP] },
{ .cmd = DTV_TUNE },
};
struct dtv_properties c;
int ret;
set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_DVBC2);
c.num = ARRAY_SIZE(p);
c.props = p;
ret = ioctl(fe->fd, FE_SET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_SET_PROPERTY returned %d\n", ret);
return -1;
}
return 0;
}
static int tune_terr2(struct dvbfe *fe)
{
struct dtv_property p[] = {
{ .cmd = DTV_CLEAR },
{ .cmd = DTV_FREQUENCY, .u.data = fe->param[PARAM_FREQ] * 1000 },
{ .cmd = DTV_BANDWIDTH_HZ, .u.data = fe->param[PARAM_BW_HZ] },
{ .cmd = DTV_STREAM_ID, .u.data = fe->param[PARAM_PLP] },
{ .cmd = DTV_TUNE },
};
struct dtv_properties c;
int ret;
set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_DVBT2);
c.num = ARRAY_SIZE(p);
c.props = p;
ret = ioctl(fe->fd, FE_SET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_SET_PROPERTY returned %d\n", ret);
return -1;
}
return 0;
}
static int tune_isdbt(struct dvbfe *fe)
{
struct dtv_property p[] = {
{ .cmd = DTV_CLEAR },
{ .cmd = DTV_FREQUENCY, .u.data = fe->param[PARAM_FREQ] * 1000 },
{ .cmd = DTV_BANDWIDTH_HZ, .u.data = fe->param[PARAM_BW_HZ] },
{ .cmd = DTV_TUNE },
};
struct dtv_properties c;
int ret;
set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_ISDBT);
c.num = ARRAY_SIZE(p);
c.props = p;
ret = ioctl(fe->fd, FE_SET_PROPERTY, &c);
if (ret < 0) {
fprintf(stderr, "FE_SET_PROPERTY returned %d\n", ret);
return -1;
}
return 0;
}
static int tune(struct dvbfe *fe)
{
int ret;
printf("tune()\n");
switch (fe->n_param[PARAM_MSYS] - 1) {
case SYS_DVBS:
case SYS_DVBS2:
ret = tune_sat(fe);
break;
case SYS_DVBC_ANNEX_A:
ret = tune_c(fe);
break;
case SYS_DVBT:
ret = tune_terr(fe);
break;
case SYS_DVBT2:
ret = tune_terr2(fe);
break;
case SYS_DVBC2:
ret = tune_c2(fe);
break;
case SYS_ISDBT:
ret = tune_isdbt(fe);
break;
default:
break;
}
return ret;
}
static int open_dmx(struct dvbfe *fe)
{
char fname[80];
struct dmx_pes_filter_params pesFilterParams;
sprintf(fname, "/dev/dvb/adapter%u/demux%u", fe->anum, fe->fnum);
fe->dmx = open(fname, O_RDWR);
if (fe->dmx < 0)
return -1;
pesFilterParams.input = DMX_IN_FRONTEND;
pesFilterParams.output = DMX_OUT_TS_TAP;
pesFilterParams.pes_type = DMX_PES_OTHER;
pesFilterParams.flags = DMX_IMMEDIATE_START;
pesFilterParams.pid = 0x00;
if (ioctl(fe->dmx, DMX_SET_PES_FILTER, &pesFilterParams) < 0)
return -1;
return 0;
}
static int open_fe(struct dvbfe *fe)
{
char fname[80];
sprintf(fname, "/dev/dvb/adapter%d/frontend%d", fe->anum, fe->fnum);
fe->fd = open(fname, O_RDWR);
if (fe->fd < 0)
return -1;
return 0;
}
static int32_t Log10x100(uint32_t x)
{
static uint32_t LookupTable[100] = {
101157945, 103514217, 105925373, 108392691, 110917482,
113501082, 116144861, 118850223, 121618600, 124451461, // 800.5 - 809.5
127350308, 130316678, 133352143, 136458314, 139636836,
142889396, 146217717, 149623566, 153108746, 156675107, // 810.5 - 819.5
160324539, 164058977, 167880402, 171790839, 175792361,
179887092, 184077200, 188364909, 192752491, 197242274, // 820.5 - 829.5
201836636, 206538016, 211348904, 216271852, 221309471,
226464431, 231739465, 237137371, 242661010, 248313311, // 830.5 - 839.5
254097271, 260015956, 266072506, 272270131, 278612117,
285101827, 291742701, 298538262, 305492111, 312607937, // 840.5 - 849.5
319889511, 327340695, 334965439, 342767787, 350751874,
358921935, 367282300, 375837404, 384591782, 393550075, // 850.5 - 859.5
402717034, 412097519, 421696503, 431519077, 441570447,
451855944, 462381021, 473151259, 484172368, 495450191, // 860.5 - 869.5
506990708, 518800039, 530884444, 543250331, 555904257,
568852931, 582103218, 595662144, 609536897, 623734835, // 870.5 - 879.5
638263486, 653130553, 668343918, 683911647, 699841996,
716143410, 732824533, 749894209, 767361489, 785235635, // 880.5 - 889.5
803526122, 822242650, 841395142, 860993752, 881048873,
901571138, 922571427, 944060876, 966050879, 988553095, // 890.5 - 899.5
};
int32_t y = 800;
int i = 0;
if( x == 0 ) return 0;
if( x >= 1000000000 ) {
x /= 10;
y += 100;
}
while (x < 100000000 ) {
x *= 10;
y -= 100;
}
while ( i < 100 && x > LookupTable[i] ) i += 1;
y += i;
return y;
}
static int32_t berq_rs(uint32_t BERNumerator, uint32_t BERDenominator)
{
int32_t LogBER = Log10x100(BERDenominator) - Log10x100(BERNumerator);
int32_t BERQual = 100;
if ( BERNumerator == 0 )
return 100;
if (LogBER < 700) {
if (LogBER < 300)
BERQual = 0;
else
BERQual = (LogBER + 5) / 5 - 40;
}
return BERQual;
}
static int32_t berq_bch(uint32_t BERNumerator, uint32_t BERDenominator)
{
int32_t LogBER = Log10x100(BERDenominator) - Log10x100(BERNumerator);
int32_t BERQual = 100;
if (BERNumerator == 0 )
return 100;
if (LogBER < 700) {
if( LogBER < 400 )
BERQual = 0;
else
BERQual = 40;
}
return BERQual;
}
static uint32_t ber_quality(struct dvbfe *fe)
{
struct dtv_fe_stats ber;
get_stat(fe->fd, DTV_STAT_PRE_ERROR_BIT_COUNT, &ber);
get_stat(fe->fd, DTV_STAT_PRE_TOTAL_BIT_COUNT, &ber);
return 100;
}
static int32_t dvbsq(uint32_t snr, uint32_t fec,
uint32_t ber_num, uint32_t ber_den)
{
int32_t SignalToNoiseRel = -1000;
int32_t Quality = 0;
int32_t BERQuality = berq_rs(ber_num, ber_den);
// SNR Values for quasi errorfree reception from Nordig 2.2
static const int32_t DVBS_SN[] = {
// 1/2 2/3 3/4 5/6 7/8
0, 38, 56, 67, 0, 77, 0, 84
};
if (fec >= FEC_NONE && fec <= FEC_7_8 )
SignalToNoiseRel = snr / 100 - DVBS_SN[fec];
if( SignalToNoiseRel < -70 )
Quality = 0;
else if( SignalToNoiseRel < 30 )
Quality = ((SignalToNoiseRel + 70) * BERQuality) / 100;
else
Quality = BERQuality;
return Quality;
}
int32_t dvbs2q(int32_t snr, uint32_t fec, uint32_t mod,
uint32_t ber_num, uint32_t ber_den)
{
static const int32_t DVBS2_SN_QPSK[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5
0, 20, 41, 50, 57, 62, 0, 0, 72, 0, 32, 74, 7,
};
static const int32_t DVBS2_SN_8PSK[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5
0, 0, 76, 89, 0, 104, 0, 0, 117, 0, 65, 120, 0,
};
static const int32_t DVBS2_SN_16APSK[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5
0, 0, 100, 112, 120, 126, 0, 0, 139, 0, 0, 141, 0,
};
static const int32_t DVBS2_SN_32APSK[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5
0, 0, 0, 137, 146, 153, 0, 0, 167, 0, 0, 171, 0,
};
int32_t BERQuality = berq_bch(ber_num, ber_den);
int32_t Quality = 0;
int32_t SignalToNoiseRel = -1000, snc = 0;
if (fec > FEC_2_5 )
return 0;
switch (mod) {
case QPSK:
snc = DVBS2_SN_QPSK[fec];
break;
case PSK_8:
snc = DVBS2_SN_8PSK[fec];
break;
case APSK_16:
snc = DVBS2_SN_16APSK[fec];
break;
case APSK_32:
snc = DVBS2_SN_32APSK[fec];
break;
default:
return 0;
}
SignalToNoiseRel = snr / 100 - snc;
if (SignalToNoiseRel < -30 )
Quality = 0;
else if( SignalToNoiseRel < 30 )
Quality = ((SignalToNoiseRel + 30) * BERQuality) / 60;
else
Quality = 100;
return Quality;
}
static int32_t dvbcq(int32_t snr, uint32_t mod,
uint32_t ber_num, uint32_t ber_den)
{
int32_t SignalToNoiseRel = 0;
int32_t Quality = 0;
int32_t BERQuality = berq_rs(ber_num, ber_den);
switch (mod) {
case QAM_16: SignalToNoiseRel = snr - 200; break;
case QAM_32: SignalToNoiseRel = snr - 230; break;
case QAM_64: SignalToNoiseRel = snr - 260; break;
case QAM_128: SignalToNoiseRel = snr - 290; break;
case QAM_256: SignalToNoiseRel = snr - 320; break;
}
if (SignalToNoiseRel < -70)
Quality = 0;
else if (SignalToNoiseRel < 30)
Quality = ((SignalToNoiseRel + 70) * BERQuality) / 100;
else
Quality = BERQuality;
return Quality;
}
static int32_t dvbtq(int32_t snr, uint32_t mod, uint32_t fec,
uint32_t ber_num, uint32_t ber_den)
{
int32_t Quality = 0;
int32_t BERQuality = berq_rs(ber_num, ber_den);
int32_t SignalToNoiseRel = -1000, snc = 0;
// SNR Values for quasi error free reception from Nordig 2.2
static const int32_t DVBT_SN_QPSK[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5
0, 51, 69, 79, 0, 89, 0, 97, 0, 0, 0, 0, 0,
};
static const int32_t DVBT_SN_QAM16[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5
0, 108, 131, 146, 0, 156, 0, 160, 0, 0, 0, 0, 0,
};
static const int32_t DVBT_SN_QAM64[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5
0, 165, 187, 202, 0, 216, 0, 225, 0, 0, 0, 0, 0,
};
if (fec > FEC_2_5 )
return 0;
switch (mod) {
case QPSK:
snc = DVBT_SN_QPSK[fec];
break;
case QAM_16:
snc = DVBT_SN_QAM16[fec];
break;
case QAM_64:
snc = DVBT_SN_QAM64[fec];
break;
default:
break;
}
SignalToNoiseRel = snr / 100 - snc;
if (SignalToNoiseRel < -70 )
Quality = 0;
else if (SignalToNoiseRel < 30)
Quality = ((SignalToNoiseRel + 70) * BERQuality)/100;
else
Quality = BERQuality;
return Quality;
}
static int32_t dvbt2q(int32_t snr, uint32_t mod, uint32_t fec, uint32_t trans, uint32_t pilot,
uint32_t ber_num, uint32_t ber_den)
{
int32_t Quality = 0;
int32_t BERQuality = berq_bch(ber_num, ber_den);
int32_t SignalToNoiseRel = -1000, snc = 0;
static const int32_t QE_SN_16K_QPSK[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5 1/4 1/3
0, 32, 59, 68, 74, 80, 0, 0, 0, 0, 49, 0, 24, 0, 15 };
static const int32_t QE_SN_16K_16QAM[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5 1/4 1/3
0, 82,116,130,136,141, 0, 0, 0, 0, 104, 0, 74, 0, 62 };
static const int32_t QE_SN_16K_64QAM[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5 1/4 1/3
0,123,165,181,190,197, 0, 0, 0, 0, 151, 0,114, 0,101 };
static const int32_t QE_SN_16K_256QAM[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5 1/4 1/3
0,164,211,232,246,255, 0, 0, 0, 0, 202, 0,153, 0,137 };
static const int32_t QE_SN_64K_QPSK[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5 1/4 1/3
0, 35, 56, 66, 72, 77, 0, 0, 0, 0, 47, 0, 22, 0, 13 };
static const int32_t QE_SN_64K_16QAM[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5 1/4 1/3
0, 87,114,125,133,138, 0, 0, 0, 0, 101, 0, 72, 0, 60 };
static const int32_t QE_SN_64K_64QAM[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5 1/4 1/3
0,130,162,177,187,194, 0, 0, 0, 0, 148, 0,111, 0, 98 };
static const int32_t QE_SN_64K_256QAM[] = {
// 1/2 2/3 3/4 4/5 5/6 6/7 7/8 8/9 AUT 3/5 9/10 2/5 1/4 1/3
0,170,208,229,243,251, 0, 0, 0, 0, 194, 0,148, 0,132 };
if (trans == TRANSMISSION_MODE_16K) {
switch (mod) {
case QPSK:
snc = QE_SN_16K_QPSK[fec];
break;
case QAM_16:
snc = QE_SN_16K_16QAM[fec];
break;
case QAM_64:
snc = QE_SN_16K_64QAM[fec];
break;
case QAM_256:
snc = QE_SN_16K_256QAM[fec];
break;
default:
break;
}
}
if (trans == TRANSMISSION_MODE_C3780 + 1) { /* TRANSMISSION_MODE_64K */
switch (mod) {
case QPSK:
snc = QE_SN_64K_QPSK[fec];
break;
case QAM_16:
snc = QE_SN_64K_16QAM[fec];
break;
case QAM_64:
snc = QE_SN_64K_64QAM[fec];
break;
case QAM_256:
snc = QE_SN_64K_256QAM[fec];
break;
default:
break;
}
}
if (snc) {
SignalToNoiseRel = snr - snc;
#if 0 //FIXME
if (PilotPattern >= DVBT2_PP3 &&
PilotPattern <= DVBT2_PP4 )
SignalToNoiseRel += 5;
else if
( PilotPattern >= DVBT2_PP5 && PilotPattern <= DVBT2_PP8 )
SignalToNoiseRel += 10;
#endif
}
if( SignalToNoiseRel < -30 )
Quality = 0;
else if (SignalToNoiseRel < 30 )
Quality = ((SignalToNoiseRel + 30) * BERQuality)/60;
else
Quality = 100;
return Quality;
}
static void calc_lq(struct dvbfe *fe)
{
struct dtv_fe_stats st;
int64_t str, snr;
uint32_t mod, fec, ber_num, ber_den, trans, pilot = 0, quality = 0;
get_stat(fe->fd, DTV_STAT_SIGNAL_STRENGTH, &st);
str = st.stat[0].uvalue;
dbgprintf(DEBUG_DVB, "fe%d: str=%lld\n", fe->nr, str);
fe->strength = str;
str = (str * 48) / 10000 + 344;
if (str < 0)
str = 0;
if (str > 255)
str = 255;
fe->level = str;
// str: 0-255: -25dbm = 224, -65dbm = 32
// qual: 0-15 15=BER<2*10^-4 PER<10^-7
get_stat(fe->fd, DTV_STAT_CNR, &st);
snr = st.stat[0].uvalue;
fe->snr = snr;
get_property(fe->fd, DTV_INNER_FEC, &fec);
fe->param[PARAM_FEC] = fec + 1;
get_property(fe->fd, DTV_MODULATION, &mod);
fe->param[PARAM_MTYPE] = mod + 1;
get_stat(fe->fd, DTV_STAT_PRE_ERROR_BIT_COUNT, &st);
ber_num = st.stat[0].uvalue;
get_stat(fe->fd, DTV_STAT_PRE_TOTAL_BIT_COUNT, &st);
ber_den = st.stat[0].uvalue;
dbgprintf(DEBUG_DVB, "fe%d: snr=%lld ber=%llu/%llu\n",
fe->nr, snr, ber_num, ber_den);
dbgprintf(DEBUG_DVB, "fe%d: fec=%u mod=%u\n", fe->nr, fec, mod);
switch (fe->n_param[PARAM_MSYS] - 1) {
case SYS_DVBS:
quality = dvbsq(snr, fec, ber_num, ber_den);
break;
case SYS_DVBS2:
quality = dvbs2q(snr, fec, mod, ber_num, ber_den);
break;
case SYS_DVBC_ANNEX_A:
quality = dvbcq(snr, mod, ber_num, ber_den);
break;
case SYS_DVBT:
quality = dvbtq(snr, mod, fec, ber_num, ber_den);
break;
case SYS_DVBT2:
get_property(fe->fd, DTV_TRANSMISSION_MODE, &trans);
dbgprintf(DEBUG_DVB, "fe%d: trans=%u pilot=%u\n", fe->nr, trans, pilot);
quality = dvbt2q(snr, mod, fec, trans, pilot, ber_num, ber_den);
break;
case SYS_DVBC2:
break;
default:
break;
}
fe->quality = quality;
dbgprintf(DEBUG_DVB, "fe%d: level=%u quality=%u\n", fe->nr, fe->level, fe->quality);
}
static void get_stats(struct dvbfe *fe)
{
uint16_t sig = 0, snr = 0;
fe_status_t stat;
uint32_t str, cnr;
int64_t val;
struct dtv_fe_stats st;
ioctl(fe->fd, FE_READ_STATUS, &stat);
fe->stat = stat;
fe->lock = (stat == 0x1f) ? 1 : 0;
calc_lq(fe);
}
void handle_fe(struct dvbfe *fe)
{
uint32_t newtune, count = 0, max, nolock = 0;
int ret;
fe->dmx = -1;
fe->tune = 0;
memset(fe->param, 0, sizeof(fe->param));
fe->first = 1;
open_fe(fe);
open_dmx(fe);
while (fe->state == 1) {
pthread_mutex_lock(&fe->mutex);
newtune = fe->n_tune;
if (newtune == 1) {
fe->n_tune = 0;
if (!memcmp(fe->param, fe->n_param, sizeof(fe->param))) {
dbgprintf(DEBUG_DVB, "same params\n");
fe->tune = 2;
count = 0;
nolock = 10;
max = 2;
} else {
memcpy(fe->param, fe->n_param, sizeof(fe->param));
fe->set = fe->n_set;
fe->tune = 1;
}
}
pthread_mutex_unlock(&fe->mutex);
switch (fe->tune) {
case 1:
dbgprintf(DEBUG_DVB, "fe %d tune\n", fe->nr);
tune(fe);
nolock = 0;
count = 0;
max = 2;
dbgprintf(DEBUG_DVB, "fe %d tune done\n", fe->nr);
fe->tune = 2;
break;
case 2:
count++;
if (count < max)
break;
count = 0;
get_stats(fe);
if (fe->lock) {
max = 20;
nolock = 0;
} else {
max = 1;
nolock++;
if (nolock > 20)
fe->tune = 1;
}
break;
default:
break;
}
if (fe->state != 1)
break;
usleep(50000);
}
close(fe->fd);
if (fe->dmx > 0)
close(fe->dmx);
fe->fd = -1;
fe->dmx = -1;
fe->stat = fe->lock = fe->level = fe->quality = 0;
fe->state = 0;
dbgprintf(DEBUG_DVB, "fe %d done\n", fe->nr);
}
int dvb_tune(struct dvbfe *fe, struct dvb_params *p)
{
int ret = 0;
dbgprintf(DEBUG_DVB, "dvb_tune\n");
pthread_mutex_lock(&fe->mutex);
memcpy(fe->n_param, p->param, sizeof(fe->n_param));
fe->n_set = p->set;
fe->n_tune = 1;
pthread_mutex_unlock(&fe->mutex);
pthread_yield();
return ret;
}
static int init_fe(struct octoserve *os, int a, int f, int fd, int nodvbt, int msmode)
{
struct dtv_properties dps;
struct dtv_property dp[10];
struct dvbfe *fe;
int r;
uint32_t i, ds;
dbgprintf(DEBUG_DVB, "detect_dvb a=%d f=%d\n", a,f);
fe = &os->dvbfe[os->dvbfe_num];
dps.num = 1;
dps.props = dp;
dp[0].cmd = DTV_ENUM_DELSYS;
r = ioctl(fd, FE_GET_PROPERTY, &dps);
if (r < 0)
return -1;
for (i = 0; i < dp[0].u.buffer.len; i++) {
ds = dp[0].u.buffer.data[i];
dbgprintf(DEBUG_DVB, "delivery system %d\n", ds);
fe->type |= (1UL << ds);
}
if (nodvbt)
fe->type &= ~((1UL << SYS_DVBT2) | (1UL << SYS_DVBT));
if (!fe->type)
return -1;
fe->os = os;
fe->anum = a;
fe->fnum = f;
fe->nr = os->dvbfe_num + 1;
dps.num = 1;
dps.props = dp;
dp[0].cmd = DTV_INPUT;
r = ioctl(fd, FE_GET_PROPERTY, &dps);
if (r < 0)
return -1;
for (i = 0; i < dp[0].u.buffer.len; i++) {
fe->input[i] = dp[0].u.buffer.data[i];
dbgprintf(DEBUG_DVB, "input prop %u = %u\n", i, fe->input[i]);
}
if (fe->input[3]) {
os->has_feswitch = 1;
if (!os->scif_type && !msmode) {
if (fe->input[2] >= fe->input[1]) {
fe->type = 0;
return -1;
}
}
}
if (fe->type & (1UL << SYS_DVBS2))
os->dvbs2num++;
if (fe->type & (1UL << SYS_DVBT2))
os->dvbt2num++;
else if (fe->type & (1UL << SYS_DVBT))
os->dvbtnum++;
if (fe->type & (1UL << SYS_DVBC2))
os->dvbc2num++;
else if (fe->type & (1UL << SYS_DVBC_ANNEX_A))
os->dvbcnum++;
os->dvbfe_num++;
pthread_mutex_init(&fe->mutex, 0);
return 0;
}
static int scan_dvbfe(struct octoserve *os, int nodvbt, int msmode)
{
int a, f, fd;
char fname[80];
for (a = 0; a < 16; a++) {
for (f = 0; f < 16; f++) {
sprintf(fname, "/dev/dvb/adapter%d/frontend%d", a, f);
fd = open(fname, O_RDWR);
if (fd >= 0) {
init_fe(os, a, f, fd, nodvbt, msmode);
close(fd);
}
}
}
dbgprintf(DEBUG_DVB, "Found %d frontends\n", os->dvbfe_num);
}
static int ai_callback(void *arg, uint8_t slot_id, uint16_t session_number,
uint8_t application_type, uint16_t application_manufacturer,
uint16_t manufacturer_code, uint8_t menu_string_length,
uint8_t *menu_string)
{
struct dvbca *ca = arg;
dbgprintf(DEBUG_DVB, "Application type: %02x\n", application_type);
dbgprintf(DEBUG_DVB, "Application manufacturer: %04x\n", application_manufacturer);
dbgprintf(DEBUG_DVB, "Manufacturer code: %04x\n", manufacturer_code);
dbgprintf(DEBUG_DVB, "Menu string: %.*s\n", menu_string_length, menu_string);
return 0;
}
static int ca_info_callback(void *arg, uint8_t slot_id, uint16_t snum,
uint32_t id_count, uint16_t *ids)
{
struct dvbca *ca = arg;
uint32_t i;
dbgprintf(DEBUG_DVB, "CAM supports the following ca system ids:\n");
for (i = 0; i < id_count; i++) {
dbgprintf(DEBUG_DVB, " 0x%04x\n", ids[i]);
}
ca->resource_ready = 1;
return 0;
}
#if 0
static int handle_pmt(struct dvbca *ca, uint8_t *buf, int size)
{
int listmgmt = CA_LIST_MANAGEMENT_ONLY;
uint8_t capmt[4096];
struct section *section = section_codec(buf, size);
struct section_ext *section_ext = section_ext_decode(section, 0);
struct mpeg_pmt_section *pmt = mpeg_pmt_section_codec(section_ext);
dbgprintf(DEBUG_DVB, "handle pmt\n");
if (section_ext->version_number == ca->ca_pmt_version &&
ca->pmt == ca->pmt_old)
return;
if (ca->pmt != ca->pmt_old) {
ca->pmt_old = ca->pmt;
ca->sentpmt = 0;
}
if (ca->resource_ready) {
ca->data_pmt_version = pmt->head.version_number;
if (ca->sentpmt) {
listmgmt = CA_LIST_MANAGEMENT_UPDATE;
//return;
}
ca->sentpmt = 1;
dbgprintf(DEBUG_DVB, "set ca_pmt\n");
if ((size = en50221_ca_format_pmt(pmt, capmt, sizeof(capmt), ca->moveca, listmgmt,
CA_PMT_CMD_ID_OK_DESCRAMBLING)) < 0) {
dbgprintf(DEBUG_DVB, "Failed to format PMT\n");
return -1;
}
if (en50221_app_ca_pmt(ca->stdcam->ca_resource, ca->stdcam->ca_session_number, capmt, size)) {
dbgprintf(DEBUG_DVB, "Failed to send PMT\n");
return -1;
}
}
}
#endif
static void handle_tdt(struct dvbca *ca)
{
struct section *section;
struct dvb_tdt_section *tdt;
uint8_t sec[4096];
time_t dvb_time;
int len;
if (ca->stdcam == NULL)
return;
if (ca->stdcam->dvbtime == NULL)
return;
len = getsec(ca->input, 0x14, 0, 0x70, sec);
if (len < 0)
return;
dbgprintf(DEBUG_DVB, "got tdt\n");
section = section_codec(sec, len);
if (section == NULL)
return;
tdt = dvb_tdt_section_codec(section);
if (tdt == NULL)
return;
dvb_time = dvbdate_to_unixtime(tdt->utc_time);
dbgprintf(DEBUG_DVB, "set dvbtime\n");
if (ca->stdcam->dvbtime)
ca->stdcam->dvbtime(ca->stdcam, dvb_time);
}
static int handle_pmts(struct dvbca *ca)
{
int listmgmt = CA_LIST_MANAGEMENT_ONLY;
uint8_t sec[4096], capmt[4096];
struct section *section;
struct section_ext *section_ext;
struct mpeg_pmt_section *pmt;
int i, size, num, len;
if (!ca->resource_ready)
return 0;
dbgprintf(DEBUG_DVB, "handle pmts\n");
for (i = num = 0; i < MAX_PMT; i++)
if (ca->pmt[i])
num++;
for (i = 0; i < num; i++) {
len = getsec(ca->input, ca->pmt[i] & 0xffff, ca->pmt[i] >> 16, 2, sec);
if (len < 0)
continue;
section = section_codec(sec, len);
section_ext = section_ext_decode(section, 0);
pmt = mpeg_pmt_section_codec(section_ext);
ca->ca_pmt_version[i] = section_ext->version_number;
if (ca->sentpmt) {
//return 0;
listmgmt = CA_LIST_MANAGEMENT_UPDATE;
} else {
listmgmt = CA_LIST_MANAGEMENT_ONLY;
if (num > 1) {
listmgmt = CA_LIST_MANAGEMENT_MORE;
if (i == 0)
listmgmt = CA_LIST_MANAGEMENT_FIRST;
if (i == num - 1)
listmgmt = CA_LIST_MANAGEMENT_LAST;
}
}
dbgprintf(DEBUG_DVB, "set ca_pmt\n");
if ((size = en50221_ca_format_pmt(pmt, capmt, sizeof(capmt), ca->moveca, listmgmt,
CA_PMT_CMD_ID_OK_DESCRAMBLING)) < 0) {
dbgprintf(DEBUG_DVB, "Failed to format PMT\n");
return -1;
}
dump(capmt, size);
if (en50221_app_ca_pmt(ca->stdcam->ca_resource, ca->stdcam->ca_session_number, capmt, size)) {
dbgprintf(DEBUG_DVB, "Failed to send PMT\n");
return -1;
}
}
if (num)
ca->sentpmt = 1;
return 0;
}
static void proc_csock_msg(struct dvbca *ca, uint8_t *buf, int len)
{
if (*buf == '\r') {
return;
} else if (*buf == '\n') {
switch(ca->mmi_state) {
case MMI_STATE_CLOSED:
case MMI_STATE_OPEN:
if ((ca->mmi_bufp == 0) && (ca->resource_ready)) {
en50221_app_ai_entermenu(ca->stdcam->ai_resource,
ca->stdcam->ai_session_number);
}
break;
case MMI_STATE_ENQ:
if (ca->mmi_bufp == 0) {
en50221_app_mmi_answ(ca->stdcam->mmi_resource,
ca->stdcam->mmi_session_number,
MMI_ANSW_ID_CANCEL, NULL, 0);
} else {
en50221_app_mmi_answ(ca->stdcam->mmi_resource,
ca->stdcam->mmi_session_number,
MMI_ANSW_ID_ANSWER,
ca->mmi_buf, ca->mmi_bufp);
}
ca->mmi_state = MMI_STATE_OPEN;
break;
case MMI_STATE_MENU:
ca->mmi_buf[ca->mmi_bufp] = 0;
en50221_app_mmi_menu_answ(ca->stdcam->mmi_resource,
ca->stdcam->mmi_session_number,
atoi(ca->mmi_buf));
ca->mmi_state = MMI_STATE_OPEN;
break;
}
ca->mmi_bufp = 0;
} else {
if (ca->mmi_bufp < (sizeof(ca->mmi_buf) - 1)) {
ca->mmi_buf[ca->mmi_bufp++] = *buf;
}
}
}
static int proc_csock(struct dvbca *ca)
{
uint8_t buf[1024];
int len, i, res;
if (ca->stdcam == NULL)
return;
while ((len = recv(ca->sock, buf, 1, 0)) >= 0) {
if (len == 0)
goto release;
if (len < 0) {
if (errno != EAGAIN)
goto release;
return 0;
}
proc_csock_msg(ca, buf, len);
}
return 0;
release:
close(ca->sock);
ca->sock = -1;
return -1;
}
static void handle_ci(struct dvbca *ca)
{
uint8_t sec[4096];
uint32_t pmt_count, tdt_count;
int len;
int sock, i;
struct sockaddr sadr;
char port[6];
snprintf(port, sizeof(port), "%u", (uint16_t) (8888 + ca->nr));
sock = streamsock(port, AF_INET, &sadr);
if (listen(sock, 4) < 0) {
dbgprintf(DEBUG_DVB, "listen error");
return;
}
ca->sock = -1;
while (!ca->os->exit) {
struct timeval timeout;
uint32_t count = 0;
int num;
int mfd;
fd_set fds;
timeout.tv_sec = 0;
timeout.tv_usec = 200000;
FD_ZERO(&fds);
if (ca->sock < 0) {
FD_SET(sock, &fds);
num = select(sock + 1, &fds, NULL, NULL, &timeout);
} else {
FD_SET(ca->sock, &fds);
num = select(ca->sock + 1, &fds, NULL, NULL, &timeout);
}
if (num > 0) {
if (ca->sock < 0) {
if (FD_ISSET(sock, &fds)) {
socklen_t len;
struct sockaddr cadr;
ca->sock = accept(sock, &cadr, &len);
if (ca->sock >= 0) {
set_nonblock(ca->sock);
}
}
} else {
if (FD_ISSET(ca->sock, &fds)) {
proc_csock(ca);
}
}
}
pthread_mutex_lock(&ca->mutex);
if (!ca->state) {
pthread_mutex_unlock(&ca->mutex);
continue;
}
if (ca->setpmt) {
dbgprintf(DEBUG_DVB, "got new PMT %08x\n", ca->pmt_new);
memcpy(ca->pmt, ca->pmt_new, sizeof(ca->pmt));
memset(ca->pmt_old, 0, sizeof(ca->pmt_old));
for (i = 0; i < MAX_PMT; i++)
ca->ca_pmt_version[i] = -1;
ca->sentpmt = 0;
ca->setpmt = 0;
pmt_count = 0;
tdt_count = 0;
}
pthread_mutex_unlock(&ca->mutex);
if (!ca->sentpmt)
handle_pmts(ca);
else {
pmt_count++;
if (pmt_count == 10) {
//handle_pmts(ca);
pmt_count = 0;
}
}
tdt_count++;
if (tdt_count == 10) {
handle_tdt(ca);
tdt_count = 0;
}
}
}
int set_pmt(struct dvbca *ca, uint32_t *pmt)
{
dbgprintf(DEBUG_DVB, "set_pmt %08x %08x %08x\n", pmt[0], pmt[1], pmt[2]);
pthread_mutex_lock(&ca->mutex);
ca->setpmt = 1;
memcpy(ca->pmt_new, pmt, sizeof(ca->pmt_new));
pthread_mutex_unlock(&ca->mutex);
return 0;
}
static void ci_poll(struct dvbca *ca)
{
while (!ca->os->exit) {
ca->stdcam->poll(ca->stdcam);
}
}
static int mmi_close_callback(void *arg, uint8_t slot_id, uint16_t snum,
uint8_t cmd_id, uint8_t delay)
{
struct dvbca *ca = arg;
ca->mmi_state = MMI_STATE_CLOSED;
return 0;
}
static int mmi_display_control_callback(void *arg, uint8_t slot_id, uint16_t snum,
uint8_t cmd_id, uint8_t mmi_mode)
{
struct dvbca *ca = arg;
struct en50221_app_mmi_display_reply_details reply;
if (cmd_id != MMI_DISPLAY_CONTROL_CMD_ID_SET_MMI_MODE) {
en50221_app_mmi_display_reply(ca->stdcam->mmi_resource, snum,
MMI_DISPLAY_REPLY_ID_UNKNOWN_CMD_ID, &reply);
return 0;
}
// we only support high level mode
if (mmi_mode != MMI_MODE_HIGH_LEVEL) {
en50221_app_mmi_display_reply(ca->stdcam->mmi_resource, snum,
MMI_DISPLAY_REPLY_ID_UNKNOWN_MMI_MODE, &reply);
return 0;
}
reply.u.mode_ack.mmi_mode = mmi_mode;
en50221_app_mmi_display_reply(ca->stdcam->mmi_resource, snum,
MMI_DISPLAY_REPLY_ID_MMI_MODE_ACK, &reply);
ca->mmi_state = MMI_STATE_OPEN;
return 0;
}
static int mmi_enq_callback(void *arg, uint8_t slot_id, uint16_t snum,
uint8_t blind_answer, uint8_t expected_answer_length,
uint8_t *text, uint32_t text_size)
{
struct dvbca *ca = arg;
if (ca->sock >= 0) {
sendstring(ca->sock, "%.*s: ", text_size, text);
}
//mmi_enq_blind = blind_answer;
//mmi_enq_length = expected_answer_length;
ca->mmi_state = MMI_STATE_ENQ;
return 0;
}
static int mmi_menu_callback(void *arg, uint8_t slot_id, uint16_t snum,
struct en50221_app_mmi_text *title,
struct en50221_app_mmi_text *sub_title,
struct en50221_app_mmi_text *bottom,
uint32_t item_count, struct en50221_app_mmi_text *items,
uint32_t item_raw_length, uint8_t *items_raw)
{
uint32_t i;
struct dvbca *ca = arg;
if (ca->sock >= 0) {
if (title->text_length)
sendstring(ca->sock, "%.*s\n", title->text_length, title->text);
if (sub_title->text_length)
sendstring(ca->sock, "%.*s\n", sub_title->text_length, sub_title->text);
for (i = 0; i < item_count; i++)
sendstring(ca->sock, "%i. %.*s\n", i + 1, items[i].text_length, items[i].text);
if (bottom->text_length)
sendstring(ca->sock, "%.*s\n", bottom->text_length, bottom->text);
}
ca->mmi_state = MMI_STATE_MENU;
return 0;
}
static int init_ca_stack(struct dvbca *ca)
{
ca->tl = en50221_tl_create(1, 16);
if (ca->tl == NULL) {
dbgprintf(DEBUG_DVB, "Failed to create transport layer\n");
return -1;
}
ca->sl = en50221_sl_create(ca->tl, 16);
if (ca->sl == NULL) {
dbgprintf(DEBUG_DVB, "Failed to create session layer\n");
en50221_tl_destroy(ca->tl);
return -1;
}
ca->stdcam = en50221_stdcam_llci_create(ca->fd, 0, ca->tl, ca->sl);
if (!ca->stdcam) {
dbgprintf(DEBUG_DVB, "Failed to create stdcam\n");
en50221_sl_destroy(ca->sl);
en50221_tl_destroy(ca->tl);
return -1;
}
if (ca->stdcam->ai_resource) {
en50221_app_ai_register_callback(ca->stdcam->ai_resource, ai_callback, ca);
}
if (ca->stdcam->ca_resource) {
en50221_app_ca_register_info_callback(ca->stdcam->ca_resource, ca_info_callback, ca);
}
if (ca->stdcam->mmi_resource) {
en50221_app_mmi_register_close_callback(ca->stdcam->mmi_resource, mmi_close_callback, ca);
en50221_app_mmi_register_display_control_callback(ca->stdcam->mmi_resource,
mmi_display_control_callback, ca);
en50221_app_mmi_register_enq_callback(ca->stdcam->mmi_resource, mmi_enq_callback, ca);
en50221_app_mmi_register_menu_callback(ca->stdcam->mmi_resource, mmi_menu_callback, ca);
en50221_app_mmi_register_list_callback(ca->stdcam->mmi_resource, mmi_menu_callback, ca);
} else {
dbgprintf(DEBUG_DVB,
"CAM Menus are not supported by this interface hardware\n");
}
return 0;
}
static int init_ca(struct octoserve *os, int a, int f, int fd)
{
struct dvbca *ca;
ca = &os->dvbca[os->dvbca_num];
ca->os = os;
ca->anum = a;
ca->fnum = f;
ca->nr = os->dvbca_num + 1;
ca->fd = fd;
pthread_mutex_init(&ca->mutex, 0);
init_ca_stack(ca);
pthread_create(&ca->poll_pt, NULL, (void *) ci_poll, ca);
pthread_create(&ca->pt, NULL, (void *) handle_ci, ca);
os->dvbca_num++;
return 0;
}
static int scan_dvbca(struct octoserve *os)
{
int a, f, fd;
char fname[80];
for (a = 0; a < 16; a++) {
for (f = 0; f < 16; f++) {
sprintf(fname, "/dev/dvb/adapter%d/ca%d", a, f);
fd = open(fname, O_RDWR);
if (fd >= 0) {
init_ca(os, a, f, fd);
//close(fd);
}
}
}
dbgprintf(DEBUG_DVB, "Found %d CA interfaces\n", os->dvbca_num);
}
void scif_config(struct octoserve *os, char *name, char *val)
{
if (!name || !val)
return;
if (!strncasecmp(name, "type", 4) &&
val[0] >= 0x30 && val[0] <= 0x32) {
os->scif_type = val[0] - 0x30;
dbgprintf(DEBUG_DVB, "setting type = %d\n", os->scif_type);
}
if (!strncasecmp(name, "tuner", 5) &&
name[5] >= 0x31 && name[5] <= 0x39) {
int fe = strtol(name + 5, NULL, 10 );
if (fe >= 1 && fe <= MAX_DVB_FE) {
char *end;
unsigned long int nr = strtoul(val, &end, 10), freq = 0;
if (*end == ',') {
val = end + 1;
freq = strtoul(val, &end, 10);
if (val == end)
return;
}
fe--;
if (nr == 0)
os->dvbfe[fe].scif_type = 0;
else {
os->dvbfe[fe].scif_slot = nr - 1;
os->dvbfe[fe].scif_freq = freq;
os->dvbfe[fe].scif_type = os->scif_type;
}
dbgprintf(DEBUG_DVB, "fe%d: type=%d, slot=%d, freq=%d\n", fe,
os->dvbfe[fe].scif_type,
os->dvbfe[fe].scif_slot,
os->dvbfe[fe].scif_freq);
}
}
}
void set_lnb(struct octoserve *os, int tuner,
uint32_t source, uint32_t lof1, uint32_t lof2, uint32_t lofs)
{
int i, j;
int i1 = 0, i2 = MAX_DVB_FE;
int j1 = 0, j2 = MAX_SOURCE;
if (tuner > MAX_DVB_FE)
return;
if (source > MAX_SOURCE)
return;
if (tuner) {
i1 = tuner - 1;
i2 = i1 + 1;
}
if (source) {
j1 = source - 1;
j2 = j1 + 1;
}
for (i = i1; i < i2; i++) {
struct dvbfe *fe = &os->dvbfe[i];
for (j = j1; j < j2; j++) {
dbgprintf(DEBUG_DVB, "setting %d %d %u %u %u\n",
i, j, lof1, lof2, lofs);
fe->lof1[j] = lof1;
fe->lof2[j] = lof2;
fe->lofs[j] = lofs;
fe->prev_delay[j] = 250000;
}
}
}
void lnb_config(struct octoserve *os, char *name, char *val)
{
static int lnb = -1;
static uint32_t lof1, lof2, lofs, tuner, source;
char *end;
if (!name || !val) {
if (lnb >= 0)
set_lnb(os, tuner, source,
lof1 * 1000, lof2 * 1000, lofs * 1000);
lnb++;
tuner = source = lof1 = lof2 = lofs = 0;
return;
}
if (!strcasecmp(name, "tuner")) {
tuner = strtoul(val, &end, 10);
} else if (!strcasecmp(name, "source")) {
source = strtoul(val, &end, 10);
} else if (!strcasecmp(name, "lof1")) {
lof1 = strtoul(val, &end, 10);
} else if (!strcasecmp(name, "lof2")) {
lof2 = strtoul(val, &end, 10);
} else if (!strcasecmp(name, "lofs")) {
lofs = strtoul(val, &end, 10);
}
}
int init_dvb(struct octoserve *os, int nodvbt, int msmode)
{
int i, j;
uint32_t fmode;
pthread_mutex_init(&nsd_lock, 0);
pthread_mutex_init(&os->uni_lock, 0);
os->scif_type = 0;
parse_config(os, "scif", &scif_config);
scan_dvbfe(os, nodvbt, msmode);
scan_dvbca(os);
if (os->scif_type)
fmode = 0;
else
fmode = msmode;
if (os->has_feswitch)
set_fmode(fmode);
set_lnb(os, 0, 0, 9750000, 10600000, 11700000);
parse_config(os, "LNB", &lnb_config);
}
int release_dvb(struct octoserve *os)
{
int i;
for (i = 0; i < os->dvbfe_num; i++) {
}
for (i = 0; i < os->dvbca_num; i++) {
struct dvbca *ca = &os->dvbca[i];
pthread_join(ca->poll_pt, NULL);
pthread_join(ca->pt, NULL);
}
pthread_mutex_destroy(&nsd_lock);
pthread_mutex_destroy(&os->uni_lock);
}
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