提交SMOD ATSC IMX APP版本 V122

2026-07-16 14:35:59 +08:00
commit 7601c270d5
485 changed files with 255032 additions and 0 deletions
@@ -0,0 +1,187 @@
+/*
+ * Console control through a FIFO.
+ *
+ * Usage from a shell:
+ *   echo "freq 473"   > /tmp/atsc_ctrl
+ *   echo "rxfreq 473" > /tmp/atsc_ctrl
+ *   echo "status"     > /tmp/atsc_ctrl
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <pthread.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+
+#include "../inc/type.h"
+#include "../inc/lcd_task.h"
+#include "../inc/i2c_drv.h"
+#include "../inc/eeprom.h"
+#include "../inc/dac38j82.h"
+#include "../inc/console_ctrl.h"
+
+#define ATSC_CTRL_FIFO "/tmp/atsc_ctrl"
+
+static int mhz_to_chn(uint32 mhz)
+{
+    uint32 chn;
+
+    for(chn = FREQ_MIN_V1; chn <= FREQ_MAX_ALL; chn++)
+    {
+        if(txfreq_to_hz(chn) == mhz)
+            return (int)chn;
+    }
+
+    return -1;
+}
+
+static void save_tx_freq(uint8 chn)
+{
+    int changed = (atsc_para.rf_para.txfreq != chn) ? 1 : 0;
+
+    atsc_para.rf_para.txfreq = chn;
+    atsc_para.we_para.ch = chn;
+    e2rom_read_leak(chn, &atsc_para.we_para);
+    fpga_save_we(&atsc_para.we_para);
+    c256_bytewrite(EEPROM_CHANNEL_ADDR, atsc_para.rf_para.txfreq);
+#if BAK_PARA_CHECK
+    c256_bytewrite2(BAK_EEPROM_CHANNEL_ADDR, atsc_para.rf_para.txfreq);
+#endif
+
+    chang_freq(1, changed);
+}
+
+static void save_rx_freq(uint8 chn)
+{
+#if USE_TUNER
+    uint8 bak_tuner_freq = atsc_para.rf_para.rxfreq;
+#endif
+
+    atsc_para.rf_para.rxfreq = chn;
+
+#if USE_TUNER
+    if(bak_tuner_freq != atsc_para.rf_para.rxfreq)
+        tuner_init(atsc_para.rf_para.rxfreq);
+#endif
+
+    c256_bytewrite(EEPROM_RXCHANNEL_ADDR, atsc_para.rf_para.rxfreq);
+#if BAK_PARA_CHECK
+    c256_bytewrite2(BAK_EEPROM_RXCHANNEL_ADDR, atsc_para.rf_para.rxfreq);
+#endif
+}
+
+static void exec_cmd(char *line)
+{
+    char a0[32] = {0};
+    char a1[32] = {0};
+    int n = sscanf(line, "%31s %31s", a0, a1);
+
+    if(n < 1)
+        return;
+
+    if((strcmp(a0, "freq") == 0) && (n >= 2))
+    {
+        uint32 mhz = (uint32)strtoul(a1, NULL, 0);
+        int chn = mhz_to_chn(mhz);
+
+        if(chn < 0)
+        {
+            printf("[atsc_ctrl] freq %u MHz invalid\n", mhz);
+            return;
+        }
+
+        save_tx_freq((uint8)chn);
+        printf("[atsc_ctrl] freq %u MHz -> chn %d done\n", mhz, chn);
+    }
+    else if((strcmp(a0, "rxfreq") == 0) && (n >= 2))
+    {
+        uint32 mhz = (uint32)strtoul(a1, NULL, 0);
+        int chn = mhz_to_chn(mhz);
+
+        if(chn < 0)
+        {
+            printf("[atsc_ctrl] rxfreq %u MHz invalid\n", mhz);
+            return;
+        }
+
+        save_rx_freq((uint8)chn);
+        printf("[atsc_ctrl] rxfreq %u MHz -> chn %d done\n", mhz, chn);
+    }
+    else if(strcmp(a0, "status") == 0)
+    {
+        printf("[atsc_ctrl] tx=%u MHz(chn=%u) rx=%u MHz(chn=%u) rf=%u power=%u db=%u\n",
+               txfreq_to_hz(atsc_para.rf_para.txfreq),
+               atsc_para.rf_para.txfreq,
+               txfreq_to_hz(atsc_para.rf_para.rxfreq),
+               atsc_para.rf_para.rxfreq,
+               atsc_para.rf_para.rf,
+               atsc_para.rf_para.power,
+               atsc_para.rf_para.db);
+    }
+    else
+    {
+        printf("[atsc_ctrl] usage: freq <MHz> | rxfreq <MHz> | status\n");
+    }
+}
+
+static void *console_ctrl_thr(void *arg)
+{
+    char line[256];
+    int fd;
+    FILE *fp;
+
+    (void)arg;
+
+    unlink(ATSC_CTRL_FIFO);
+    if((mkfifo(ATSC_CTRL_FIFO, 0666) != 0) && (errno != EEXIST))
+        printf("[atsc_ctrl] mkfifo %s err=%d\n", ATSC_CTRL_FIFO, errno);
+
+    chmod(ATSC_CTRL_FIFO, 0666);
+    printf("[atsc_ctrl] console_ctrl up, FIFO=%s\n", ATSC_CTRL_FIFO);
+
+    fd = open(ATSC_CTRL_FIFO, O_RDWR);
+    if(fd < 0)
+    {
+        printf("[atsc_ctrl] open FIFO err=%d\n", errno);
+        return NULL;
+    }
+
+    fp = fdopen(fd, "r");
+    if(!fp)
+    {
+        printf("[atsc_ctrl] fdopen FIFO err=%d\n", errno);
+        close(fd);
+        return NULL;
+    }
+
+    while(fgets(line, sizeof(line), fp))
+    {
+        line[strcspn(line, "\r\n")] = 0;
+        if(line[0])
+        {
+            printf("[atsc_ctrl] cmd: %s\n", line);
+            exec_cmd(line);
+        }
+    }
+
+    fclose(fp);
+    return NULL;
+}
+
+int creat_console_ctrl_thread(void)
+{
+    pthread_t tid;
+    int ret = pthread_create(&tid, NULL, console_ctrl_thr, NULL);
+
+    if(ret != 0)
+    {
+        printf(" Err.[%s,%d] creat console_ctrl thread err.\n", __FUNCTION__, __LINE__);
+        return -1;
+    }
+
+    printf(" Ok .[%s,%d] creat console_ctrl thread succeed.\n", __FUNCTION__, __LINE__);
+    return 0;
+}