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[src/trunk]: src/sys/dev/isa Add support for Spatializer, 3D audio effects em...
details: https://anonhg.NetBSD.org/src/rev/a2ef08bf49b3
branches: trunk
changeset: 331610:a2ef08bf49b3
user: nakayama <nakayama%NetBSD.org@localhost>
date: Sat Aug 16 13:01:33 2014 +0000
description:
Add support for Spatializer, 3D audio effects embedded in ES1869
and ES1879 to ess(4).
Tested on my old laptop, mobio NX.
diffstat:
sys/dev/isa/ess.c | 138 ++++++++++++++++++++++++++++++++++++++++++++++----
sys/dev/isa/essreg.h | 19 ++++++-
sys/dev/isa/essvar.h | 11 +++-
3 files changed, 152 insertions(+), 16 deletions(-)
diffs (truncated from 342 to 300 lines):
diff -r bdf8151bc5a7 -r a2ef08bf49b3 sys/dev/isa/ess.c
--- a/sys/dev/isa/ess.c Sat Aug 16 12:30:12 2014 +0000
+++ b/sys/dev/isa/ess.c Sat Aug 16 13:01:33 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ess.c,v 1.81 2014/08/15 19:55:23 nakayama Exp $ */
+/* $NetBSD: ess.c,v 1.82 2014/08/16 13:01:33 nakayama Exp $ */
/*
* Copyright 1997
@@ -66,7 +66,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ess.c,v 1.81 2014/08/15 19:55:23 nakayama Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ess.c,v 1.82 2014/08/16 13:01:33 nakayama Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -170,7 +170,7 @@
void ess_set_gain(struct ess_softc *, int, int);
int ess_set_in_port(struct ess_softc *, int);
int ess_set_in_ports(struct ess_softc *, int);
-u_int ess_srtotc(u_int);
+u_int ess_srtotc(struct ess_softc *, u_int);
u_int ess_srtofc(u_int);
u_char ess_get_dsp_status(struct ess_softc *);
u_char ess_dsp_read_ready(struct ess_softc *);
@@ -994,7 +994,17 @@
if (ESS_USE_AUDIO1(sc->sc_model)) {
ess_write_mix_reg(sc, ESS_MREG_ADC_SOURCE, ESS_SOURCE_MIC);
sc->in_port = ESS_SOURCE_MIC;
- sc->ndevs = ESS_1788_NDEVS;
+ if (ESS_IS_ES18X9(sc->sc_model)) {
+ sc->ndevs = ESS_18X9_NDEVS;
+ sc->sc_spatializer = 0;
+ ess_set_mreg_bits(sc, ESS_MREG_MODE,
+ ESS_MODE_ASYNC_MODE | ESS_MODE_NEWREG);
+ ess_set_mreg_bits(sc, ESS_MREG_SPATIAL_CTRL,
+ ESS_SPATIAL_CTRL_RESET);
+ ess_clear_mreg_bits(sc, ESS_MREG_SPATIAL_CTRL,
+ ESS_SPATIAL_CTRL_ENABLE | ESS_SPATIAL_CTRL_MONO);
+ } else
+ sc->ndevs = ESS_1788_NDEVS;
} else {
/*
* Set hardware record source to use output of the record
@@ -1015,6 +1025,14 @@
* are set to 50% volume.
*/
for (i = 0; i < sc->ndevs; i++) {
+ if (ESS_IS_ES18X9(sc->sc_model)) {
+ switch (i) {
+ case ESS_SPATIALIZER:
+ case ESS_SPATIALIZER_ENABLE:
+ v = 0;
+ goto skip;
+ }
+ }
switch (i) {
case ESS_MIC_PLAY_VOL:
case ESS_LINE_PLAY_VOL:
@@ -1031,6 +1049,7 @@
v = ESS_4BIT_GAIN(AUDIO_MAX_GAIN / 2);
break;
}
+skip:
sc->gain[i][ESS_LEFT] = sc->gain[i][ESS_RIGHT] = v;
ess_set_gain(sc, i, 1);
}
@@ -1262,11 +1281,12 @@
else
rate = play->sample_rate;
- ess_write_x_reg(sc, ESS_XCMD_SAMPLE_RATE, ess_srtotc(rate));
+ ess_write_x_reg(sc, ESS_XCMD_SAMPLE_RATE, ess_srtotc(sc, rate));
ess_write_x_reg(sc, ESS_XCMD_FILTER_CLOCK, ess_srtofc(rate));
if (!ESS_USE_AUDIO1(sc->sc_model)) {
- ess_write_mix_reg(sc, ESS_MREG_SAMPLE_RATE, ess_srtotc(rate));
+ ess_write_mix_reg(sc, ESS_MREG_SAMPLE_RATE,
+ ess_srtotc(sc, rate));
ess_write_mix_reg(sc, ESS_MREG_FILTER_CLOCK, ess_srtofc(rate));
}
@@ -1781,6 +1801,35 @@
return 0;
}
+ if (ESS_IS_ES18X9(sc->sc_model)) {
+
+ switch (cp->dev) {
+ case ESS_SPATIALIZER:
+ if (cp->type != AUDIO_MIXER_VALUE ||
+ cp->un.value.num_channels != 1)
+ return EINVAL;
+
+ sc->gain[cp->dev][ESS_LEFT] =
+ sc->gain[cp->dev][ESS_RIGHT] = ESS_6BIT_GAIN(
+ cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
+ ess_set_gain(sc, cp->dev, 1);
+ return 0;
+
+ case ESS_SPATIALIZER_ENABLE:
+ if (cp->type != AUDIO_MIXER_ENUM)
+ return EINVAL;
+
+ sc->sc_spatializer = (cp->un.ord != 0);
+ if (sc->sc_spatializer)
+ ess_set_mreg_bits(sc, ESS_MREG_SPATIAL_CTRL,
+ ESS_SPATIAL_CTRL_ENABLE);
+ else
+ ess_clear_mreg_bits(sc, ESS_MREG_SPATIAL_CTRL,
+ ESS_SPATIAL_CTRL_ENABLE);
+ return 0;
+ }
+ }
+
if (ESS_USE_AUDIO1(sc->sc_model))
return EINVAL;
@@ -1886,6 +1935,23 @@
return 0;
}
+ if (ESS_IS_ES18X9(sc->sc_model)) {
+
+ switch (cp->dev) {
+ case ESS_SPATIALIZER:
+ if (cp->un.value.num_channels != 1)
+ return EINVAL;
+
+ cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
+ sc->gain[cp->dev][ESS_LEFT];
+ return 0;
+
+ case ESS_SPATIALIZER_ENABLE:
+ cp->un.ord = sc->sc_spatializer;
+ return 0;
+ }
+ }
+
if (ESS_USE_AUDIO1(sc->sc_model))
return EINVAL;
@@ -2108,6 +2174,34 @@
return 0;
}
+ if (ESS_IS_ES18X9(sc->sc_model)) {
+
+ switch (dip->index) {
+ case ESS_SPATIALIZER:
+ dip->mixer_class = ESS_OUTPUT_CLASS;
+ dip->prev = AUDIO_MIXER_LAST;
+ dip->next = ESS_SPATIALIZER_ENABLE;
+ strcpy(dip->label.name, AudioNspatial);
+ dip->type = AUDIO_MIXER_VALUE;
+ dip->un.v.num_channels = 1;
+ strcpy(dip->un.v.units.name, "level");
+ return 0;
+
+ case ESS_SPATIALIZER_ENABLE:
+ dip->mixer_class = ESS_OUTPUT_CLASS;
+ dip->prev = ESS_SPATIALIZER;
+ dip->next = AUDIO_MIXER_LAST;
+ strcpy(dip->label.name, "enable");
+ dip->type = AUDIO_MIXER_ENUM;
+ dip->un.e.num_mem = 2;
+ strcpy(dip->un.e.member[0].label.name, AudioNoff);
+ dip->un.e.member[0].ord = 0;
+ strcpy(dip->un.e.member[1].label.name, AudioNon);
+ dip->un.e.member[1].ord = 1;
+ return 0;
+ }
+ }
+
if (ESS_USE_AUDIO1(sc->sc_model))
return ENXIO;
@@ -2301,6 +2395,16 @@
mix = 1;
stereo = 1;
+ if (ESS_IS_ES18X9(sc->sc_model)) {
+ switch (port) {
+ case ESS_SPATIALIZER:
+ src = ESS_MREG_SPATIAL_LEVEL;
+ stereo = -1;
+ goto skip;
+ case ESS_SPATIALIZER_ENABLE:
+ return;
+ }
+ }
switch (port) {
case ESS_MASTER_VOL:
src = ESS_MREG_VOLUME_MASTER;
@@ -2355,6 +2459,7 @@
default:
return;
}
+skip:
/* 1788 doesn't have a separate recording mixer */
if (ESS_USE_AUDIO1(sc->sc_model) && mix && src > 0x62)
@@ -2367,7 +2472,9 @@
left = right = 0;
}
- if (stereo)
+ if (stereo == -1)
+ gain = ESS_SPATIAL_GAIN(left);
+ else if (stereo)
gain = ESS_STEREO_GAIN(left, right);
else
gain = ESS_MONO_GAIN(left);
@@ -2468,15 +2575,22 @@
* Calculate the time constant for the requested sampling rate.
*/
u_int
-ess_srtotc(u_int rate)
+ess_srtotc(struct ess_softc *sc, u_int rate)
{
u_int tc;
/* The following formulae are from the ESS data sheet. */
- if (rate <= 22050)
- tc = 128 - 397700L / rate;
- else
- tc = 256 - 795500L / rate;
+ if (ESS_IS_ES18X9(sc->sc_model)) {
+ if ((rate % 8000) != 0)
+ tc = 128 - 793800L / rate;
+ else
+ tc = 256 - 768000L / rate;
+ } else {
+ if (rate <= 22050)
+ tc = 128 - 397700L / rate;
+ else
+ tc = 256 - 795500L / rate;
+ }
return tc;
}
diff -r bdf8151bc5a7 -r a2ef08bf49b3 sys/dev/isa/essreg.h
--- a/sys/dev/isa/essreg.h Sat Aug 16 12:30:12 2014 +0000
+++ b/sys/dev/isa/essreg.h Sat Aug 16 13:01:33 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: essreg.h,v 1.16 2005/12/11 12:22:02 christos Exp $ */
+/* $NetBSD: essreg.h,v 1.17 2014/08/16 13:01:33 nakayama Exp $ */
/*
* Copyright 1997
* Digital Equipment Corporation. All rights reserved.
@@ -33,7 +33,7 @@
*/
/*
-** @(#) $RCSfile: essreg.h,v $ $Revision: 1.16 $ (SHARK) $Date: 2005/12/11 12:22:02 $
+** @(#) $RCSfile: essreg.h,v $ $Revision: 1.17 $ (SHARK) $Date: 2014/08/16 13:01:33 $
**
**++
**
@@ -176,14 +176,17 @@
#define ESS_DRQ2_VALID(chan) ((chan) == 0 || (chan) == 1 || (chan) == 3 || (chan) == 5)
#define ESS_USE_AUDIO1(model) ((model) <= ESS_1879)
+#define ESS_IS_ES18X9(model) (((model) == ESS_1869) || ((model) == ESS_1879))
/*
* Macros to manipulate gain values
*/
+#define ESS_6BIT_GAIN(x) ((x) & 0xfc)
#define ESS_4BIT_GAIN(x) ((x) & 0xf0)
#define ESS_3BIT_GAIN(x) (((x) & 0xe0) >> 1)
#define ESS_STEREO_GAIN(l, r) ((l) | ((r) >> 4))
#define ESS_MONO_GAIN(x) ((x) >> 4)
+#define ESS_SPATIAL_GAIN(x) ((x) >> 2)
#ifdef ESS_AMODE_LOW
/*
@@ -268,11 +271,23 @@
#define ESS_MREG_VOLUME_AUXB 0x3A
#define ESS_MREG_VOLUME_PCSPKR 0x3C
#define ESS_MREG_VOLUME_LINE 0x3E
+#define ESS_MREG_SPATIAL_CTRL 0x50
+#define ESS_SPATIAL_CTRL_MONO 0x02
+#define ESS_SPATIAL_CTRL_RESET 0x04
+#define ESS_SPATIAL_CTRL_ENABLE 0x08
+#define ESS_MREG_SPATIAL_LEVEL 0x52
#define ESS_MREG_VOLUME_LEFT 0x60
#define ESS_MREG_VOLUME_RIGHT 0x62
#define ESS_VOLUME_MUTE 0x40
#define ESS_MREG_VOLUME_CTRL 0x64
#define ESS_MREG_SAMPLE_RATE 0x70 /* sample rate for Audio2 channel */
+#define ESS_MREG_MODE 0x71 /* mode for Audio2 channel */
+#define ESS_MODE_FM_MIX 0x01
+#define ESS_MODE_ASYNC_MODE 0x02
+#define ESS_MODE_SCF1_BYPASS 0x04
+#define ESS_MODE_SCF2_BYPASS 0x08
+#define ESS_MODE_4X_MODE 0x10
+#define ESS_MODE_NEWREG 0x20
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