Added Recorder playback
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1074 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing
parent
ba22ab1a23
commit
c57dbe78fa
1 changed files with 72 additions and 79 deletions
151
firmware/mpeg.c
151
firmware/mpeg.c
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@ -41,6 +41,7 @@
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extern char* peek_next_track(int type);
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#ifndef ARCHOS_RECORDER
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static unsigned int bass_table[] =
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{
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0,
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@ -80,6 +81,7 @@ static unsigned int treble_table[] =
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0x58400, /* 14dB */
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0x5f800 /* 15dB */
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};
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#endif
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static unsigned char fliptable[] =
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{
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@ -159,8 +161,8 @@ static void mas_poll_start(int interval_in_ms)
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GRA1 = count;
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TCR1 = 0x23; /* Clear at GRA match, sysclock/8 */
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/* Enable interrupt on level 2 */
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IPRC = (IPRC & ~0x000f) | 0x0002;
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/* Enable interrupt on level 5 */
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IPRC = (IPRC & ~0x000f) | 0x0005;
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TSR1 &= ~0x02;
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TIER1 = 0xf9; /* Enable GRA match interrupt */
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@ -492,132 +494,123 @@ static void setup_sci0(void)
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void mpeg_play(char* trackname)
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{
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#ifdef ARCHOS_RECORDER
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DEBUGF("mpeg_play(%s)\n", trackname);
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return;
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#endif
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queue_post(&mpeg_queue, MPEG_PLAY, trackname);
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}
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void mpeg_stop(void)
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{
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#ifdef ARCHOS_RECORDER
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DEBUGF("mpeg_stop()\n");
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return;
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#endif
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queue_post(&mpeg_queue, MPEG_STOP, NULL);
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}
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void mpeg_pause(void)
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{
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#ifdef ARCHOS_RECORDER
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return;
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#endif
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queue_post(&mpeg_queue, MPEG_PAUSE, NULL);
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}
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void mpeg_resume(void)
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{
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#ifdef ARCHOS_RECORDER
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return;
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#endif
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queue_post(&mpeg_queue, MPEG_RESUME, NULL);
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}
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void mpeg_volume(int percent)
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{
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#ifdef ARCHOS_RECORDER
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return;
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#endif
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int volume;
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int volume = 0x38 * percent / 100;
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#ifdef ARCHOS_RECORDER
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volume = 0x7f00 * percent / 100;
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mas_codec_writereg(0x10, volume & 0xff00);
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#else
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volume = 0x38 * percent / 100;
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dac_volume(volume);
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#endif
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}
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void mpeg_bass(int percent)
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{
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#ifdef ARCHOS_RECORDER
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return;
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#endif
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int bass;
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int bass = 15 * percent / 100;
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#ifdef ARCHOS_RECORDER
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bass = 0x6000 * percent / 100;
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mas_codec_writereg(0x14, bass & 0xff00);
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#else
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bass = 15 * percent / 100;
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mas_writereg(MAS_REG_KBASS, bass_table[bass]);
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#endif
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}
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void mpeg_treble(int percent)
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{
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int treble;
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#ifdef ARCHOS_RECORDER
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return;
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#endif
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int treble = 15 * percent / 100;
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treble = 0x6000 * percent / 100;
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mas_codec_writereg(0x15, treble & 0xff00);
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#else
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treble = 15 * percent / 100;
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mas_writereg(MAS_REG_KTREBLE, treble_table[treble]);
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#endif
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}
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void mpeg_init(void)
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{
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int rc;
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unsigned long val;
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setup_sci0();
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i2c_init();
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#ifdef ARCHOS_RECORDER
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return;
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/* Reset the MAS */
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PAIOR |= 0x100;
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PADR &= ~0x100;
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sleep(HZ/100);
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PADR |= 0x100;
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sleep(HZ/10);
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/* Enable the audio CODEC and the DSP core, max analog voltage range */
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mas_direct_config_write(MAS_CONTROL, 0x8c00);
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/* Max volume on both ears */
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val = 0x80000;
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mas_writemem(MAS_BANK_D0,0x7fc,&val,1);
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mas_writemem(MAS_BANK_D0,0x7ff,&val,1);
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/* Enable the D/A Converter */
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mas_codec_writereg(0x0, 0x0001);
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/* DSP scale 100% */
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rc = mas_codec_writereg(7, 0x4000);
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/* Disable S/PDIF, SDO and SDI */
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val = 0x2d;
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mas_writemem(MAS_BANK_D0,0x7f2,&val,1);
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/* Set Demand mode and validate all settings */
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val = 0x25;
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mas_writemem(MAS_BANK_D0,0x7f1,&val,1);
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/* Start the Layer2/3 decoder applications */
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val = 0x0c;
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mas_writemem(MAS_BANK_D0,0x7f6,&val,1);
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#endif
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#ifdef DEBUG
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{
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unsigned char buf[32];
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unsigned char str[32];
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int i;
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rc = mas_readmem(MAS_BANK_D1,0xff6,(unsigned long*)buf,2);
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if (rc)
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panicf("Error - mas_readmem(0xff6) returned %d\n", rc);
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i = buf[0] | buf[1] << 8;
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DEBUGF("MAS version: %x\n", i);
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i = buf[4] | buf[5] << 8;
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DEBUGF("MAS revision: %x\n", i);
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rc = mas_readmem(MAS_BANK_D1,0xff9,(unsigned long*)buf,7);
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if (rc)
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panicf("Error - mas_readmem(0xff9) returned %d\n", rc);
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for (i = 0;i < 7;i++) {
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str[i*2+1] = buf[i*4];
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str[i*2] = buf[i*4+1];
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}
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str[i*2] = 0;
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DEBUGF("Description: %s\n", str);
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}
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#endif
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rc = mas_writereg(0x3b, 0x20);
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if (rc < 0)
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panicf("Error - mas_writereg(0x3b) returned %d\n", rc);
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rc = mas_run(1);
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if (rc < 0)
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panicf("Error - mas_run(1) returned %d\n", rc);
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queue_init(&mpeg_queue);
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create_thread(mpeg_thread, mpeg_stack, sizeof(mpeg_stack));
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mas_poll_start(2);
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#ifdef ARCHOS_RECORDER
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#else
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mas_writereg(0x3b, 0x20); /* Don't ask why. The data sheet doesn't say */
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mas_run(1);
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mas_writereg(MAS_REG_KPRESCALE, 0xe9400);
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dac_config(0x04); /* DAC on, all else off */
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#endif
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mpeg_bass(DEFAULT_BASS_SETTING);
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mpeg_treble(DEFAULT_TREBLE_SETTING);
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mpeg_volume(DEFAULT_VOLUME_SETTING);
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mp3buflen = mp3end - mp3buf;
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if(dac_config(0x04) < 0) {
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DEBUGF("dac_config() failed\n");
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}
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queue_init(&mpeg_queue);
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create_thread(mpeg_thread, mpeg_stack, sizeof(mpeg_stack));
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mpeg_volume(DEFAULT_VOLUME_SETTING);
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mpeg_bass(DEFAULT_BASS_SETTING);
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mpeg_treble(DEFAULT_TREBLE_SETTING);
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mas_poll_start(2);
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}
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