Expand PMF_FN_* macros.
[netbsd-mini2440.git] / sys / dev / pci / eap.c
blobd6d81908b6e882a28a616ca4717e1907ea68cea3
1 /* $NetBSD: eap.c,v 1.91 2008/03/04 22:12:55 cube Exp $ */
2 /* $OpenBSD: eap.c,v 1.6 1999/10/05 19:24:42 csapuntz Exp $ */
4 /*
5 * Copyright (c) 1998, 1999, 2002 The NetBSD Foundation, Inc.
6 * All rights reserved.
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Lennart Augustsson <augustss@NetBSD.org>, Charles M. Hannum, and
10 * Antti Kantee <pooka@NetBSD.org>.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
35 * Debugging: Andreas Gustafsson <gson@araneus.fi>
36 * Testing: Chuck Cranor <chuck@maria.wustl.edu>
37 * Phil Nelson <phil@cs.wwu.edu>
39 * ES1371/AC97: Ezra Story <ezy@panix.com>
43 * Ensoniq ES1370 + AK4531 and ES1371/ES1373 + AC97
45 * Documentation links:
47 * ftp://ftp.alsa-project.org/pub/manuals/ensoniq/ (ES1370 and 1371 datasheets)
48 * http://web.archive.org/web/20040622012936/http://www.corbac.com/Data/Misc/es1373.ps.gz
49 * ftp://ftp.alsa-project.org/pub/manuals/asahi_kasei/4531.pdf
50 * ftp://download.intel.com/ial/scalableplatforms/audio/ac97r21.pdf
53 #include <sys/cdefs.h>
54 __KERNEL_RCSID(0, "$NetBSD: eap.c,v 1.91 2008/03/04 22:12:55 cube Exp $");
56 #include "midi.h"
57 #include "joy_eap.h"
59 #include <sys/param.h>
60 #include <sys/systm.h>
61 #include <sys/kernel.h>
62 #include <sys/fcntl.h>
63 #include <sys/malloc.h>
64 #include <sys/device.h>
65 #include <sys/proc.h>
66 #include <sys/select.h>
68 #include <dev/pci/pcidevs.h>
69 #include <dev/pci/pcivar.h>
71 #include <sys/audioio.h>
72 #include <dev/audio_if.h>
73 #include <dev/midi_if.h>
74 #include <dev/audiovar.h>
75 #include <dev/mulaw.h>
76 #include <dev/auconv.h>
77 #include <dev/ic/ac97var.h>
79 #include <sys/bus.h>
81 #include <dev/pci/eapreg.h>
82 #include <dev/pci/eapvar.h>
84 #define PCI_CBIO 0x10
86 /* Debug */
87 #ifdef AUDIO_DEBUG
88 #define DPRINTF(x) if (eapdebug) printf x
89 #define DPRINTFN(n,x) if (eapdebug>(n)) printf x
90 int eapdebug = 0;
91 #else
92 #define DPRINTF(x)
93 #define DPRINTFN(n,x)
94 #endif
96 static int eap_match(device_t, cfdata_t, void *);
97 static void eap_attach(device_t, device_t, void *);
98 static int eap_detach(device_t, int);
99 static int eap_intr(void *);
101 struct eap_dma {
102 bus_dmamap_t map;
103 void *addr;
104 bus_dma_segment_t segs[1];
105 int nsegs;
106 size_t size;
107 struct eap_dma *next;
110 #define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr)
111 #define KERNADDR(p) ((void *)((p)->addr))
114 * The card has two DACs. Using them is a bit twisted: we use DAC2
115 * as default and DAC1 as the optional secondary DAC.
117 #define EAP_DAC1 1
118 #define EAP_DAC2 0
119 #define EAP_I1 EAP_DAC2
120 #define EAP_I2 EAP_DAC1
121 struct eap_instance {
122 device_t parent;
123 int index;
125 void (*ei_pintr)(void *); /* DMA completion intr handler */
126 void *ei_parg; /* arg for ei_intr() */
127 device_t ei_audiodev; /* audio device, for detach */
128 #ifdef DIAGNOSTIC
129 char ei_prun;
130 #endif
133 struct eap_softc {
134 device_t sc_dev; /* base device */
135 void *sc_ih; /* interrupt vectoring */
136 bus_space_tag_t iot;
137 bus_space_handle_t ioh;
138 bus_size_t iosz;
139 bus_dma_tag_t sc_dmatag; /* DMA tag */
141 struct eap_dma *sc_dmas;
143 void (*sc_rintr)(void *); /* DMA completion intr handler */
144 void *sc_rarg; /* arg for sc_intr() */
145 #ifdef DIAGNOSTIC
146 char sc_rrun;
147 #endif
149 #if NMIDI > 0
150 void (*sc_iintr)(void *, int); /* midi input ready handler */
151 void (*sc_ointr)(void *); /* midi output ready handler */
152 void *sc_arg;
153 device_t sc_mididev;
154 #endif
155 #if NJOY_EAP > 0
156 device_t sc_gameport;
157 #endif
159 u_short sc_port[AK_NPORTS]; /* mirror of the hardware setting */
160 u_int sc_record_source; /* recording source mask */
161 u_int sc_input_source; /* input source mask */
162 u_int sc_mic_preamp;
163 char sc_1371; /* Using ES1371/AC97 codec */
165 struct ac97_codec_if *codec_if;
166 struct ac97_host_if host_if;
168 struct eap_instance sc_ei[2];
170 pci_chipset_tag_t sc_pc; /* For detach */
173 static int eap_allocmem(struct eap_softc *, size_t, size_t,
174 struct eap_dma *);
175 static int eap_freemem(struct eap_softc *, struct eap_dma *);
177 #define EWRITE1(sc, r, x) bus_space_write_1((sc)->iot, (sc)->ioh, (r), (x))
178 #define EWRITE2(sc, r, x) bus_space_write_2((sc)->iot, (sc)->ioh, (r), (x))
179 #define EWRITE4(sc, r, x) bus_space_write_4((sc)->iot, (sc)->ioh, (r), (x))
180 #define EREAD1(sc, r) bus_space_read_1((sc)->iot, (sc)->ioh, (r))
181 #define EREAD2(sc, r) bus_space_read_2((sc)->iot, (sc)->ioh, (r))
182 #define EREAD4(sc, r) bus_space_read_4((sc)->iot, (sc)->ioh, (r))
184 CFATTACH_DECL_NEW(eap, sizeof(struct eap_softc),
185 eap_match, eap_attach, eap_detach, NULL);
187 static int eap_open(void *, int);
188 static int eap_query_encoding(void *, struct audio_encoding *);
189 static int eap_set_params(void *, int, int, audio_params_t *,
190 audio_params_t *, stream_filter_list_t *,
191 stream_filter_list_t *);
192 static int eap_round_blocksize(void *, int, int, const audio_params_t *);
193 static int eap_trigger_output(void *, void *, void *, int,
194 void (*)(void *), void *,
195 const audio_params_t *);
196 static int eap_trigger_input(void *, void *, void *, int,
197 void (*)(void *), void *,
198 const audio_params_t *);
199 static int eap_halt_output(void *);
200 static int eap_halt_input(void *);
201 static void eap1370_write_codec(struct eap_softc *, int, int);
202 static int eap_getdev(void *, struct audio_device *);
203 static int eap1370_mixer_set_port(void *, mixer_ctrl_t *);
204 static int eap1370_mixer_get_port(void *, mixer_ctrl_t *);
205 static int eap1371_mixer_set_port(void *, mixer_ctrl_t *);
206 static int eap1371_mixer_get_port(void *, mixer_ctrl_t *);
207 static int eap1370_query_devinfo(void *, mixer_devinfo_t *);
208 static void *eap_malloc(void *, int, size_t, struct malloc_type *, int);
209 static void eap_free(void *, void *, struct malloc_type *);
210 static size_t eap_round_buffersize(void *, int, size_t);
211 static paddr_t eap_mappage(void *, void *, off_t, int);
212 static int eap_get_props(void *);
213 static void eap1370_set_mixer(struct eap_softc *, int, int);
214 static uint32_t eap1371_src_wait(struct eap_softc *);
215 static void eap1371_set_adc_rate(struct eap_softc *, int);
216 static void eap1371_set_dac_rate(struct eap_instance *, int);
217 static int eap1371_src_read(struct eap_softc *, int);
218 static void eap1371_src_write(struct eap_softc *, int, int);
219 static int eap1371_query_devinfo(void *, mixer_devinfo_t *);
221 static int eap1371_attach_codec(void *, struct ac97_codec_if *);
222 static int eap1371_read_codec(void *, uint8_t, uint16_t *);
223 static int eap1371_write_codec(void *, uint8_t, uint16_t );
224 static int eap1371_reset_codec(void *);
225 #if NMIDI > 0
226 static void eap_midi_close(void *);
227 static void eap_midi_getinfo(void *, struct midi_info *);
228 static int eap_midi_open(void *, int, void (*)(void *, int),
229 void (*)(void *), void *);
230 static int eap_midi_output(void *, int);
231 static void eap_uart_txrdy(struct eap_softc *);
232 #endif
234 static const struct audio_hw_if eap1370_hw_if = {
235 eap_open,
236 NULL, /* close */
237 NULL,
238 eap_query_encoding,
239 eap_set_params,
240 eap_round_blocksize,
241 NULL,
242 NULL,
243 NULL,
244 NULL,
245 NULL,
246 eap_halt_output,
247 eap_halt_input,
248 NULL,
249 eap_getdev,
250 NULL,
251 eap1370_mixer_set_port,
252 eap1370_mixer_get_port,
253 eap1370_query_devinfo,
254 eap_malloc,
255 eap_free,
256 eap_round_buffersize,
257 eap_mappage,
258 eap_get_props,
259 eap_trigger_output,
260 eap_trigger_input,
261 NULL,
262 NULL,
265 static const struct audio_hw_if eap1371_hw_if = {
266 eap_open,
267 NULL, /* close */
268 NULL,
269 eap_query_encoding,
270 eap_set_params,
271 eap_round_blocksize,
272 NULL,
273 NULL,
274 NULL,
275 NULL,
276 NULL,
277 eap_halt_output,
278 eap_halt_input,
279 NULL,
280 eap_getdev,
281 NULL,
282 eap1371_mixer_set_port,
283 eap1371_mixer_get_port,
284 eap1371_query_devinfo,
285 eap_malloc,
286 eap_free,
287 eap_round_buffersize,
288 eap_mappage,
289 eap_get_props,
290 eap_trigger_output,
291 eap_trigger_input,
292 NULL,
293 NULL,
296 #if NMIDI > 0
297 static const struct midi_hw_if eap_midi_hw_if = {
298 eap_midi_open,
299 eap_midi_close,
300 eap_midi_output,
301 eap_midi_getinfo,
302 0, /* ioctl */
304 #endif
306 static struct audio_device eap_device = {
307 "Ensoniq AudioPCI",
309 "eap"
312 #define EAP_NFORMATS 4
313 static const struct audio_format eap_formats[EAP_NFORMATS] = {
314 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
315 2, AUFMT_STEREO, 0, {4000, 48000}},
316 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
317 1, AUFMT_MONAURAL, 0, {4000, 48000}},
318 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
319 2, AUFMT_STEREO, 0, {4000, 48000}},
320 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
321 1, AUFMT_MONAURAL, 0, {4000, 48000}},
324 static int
325 eap_match(device_t parent, cfdata_t match, void *aux)
327 struct pci_attach_args *pa;
329 pa = (struct pci_attach_args *)aux;
330 switch (PCI_VENDOR(pa->pa_id)) {
331 case PCI_VENDOR_CREATIVELABS:
332 switch (PCI_PRODUCT(pa->pa_id)) {
333 case PCI_PRODUCT_CREATIVELABS_EV1938:
334 return 1;
336 break;
337 case PCI_VENDOR_ENSONIQ:
338 switch (PCI_PRODUCT(pa->pa_id)) {
339 case PCI_PRODUCT_ENSONIQ_AUDIOPCI:
340 case PCI_PRODUCT_ENSONIQ_AUDIOPCI97:
341 case PCI_PRODUCT_ENSONIQ_CT5880:
342 return 1;
344 break;
347 return 0;
350 static void
351 eap1370_write_codec(struct eap_softc *sc, int a, int d)
353 int icss, to;
355 to = EAP_WRITE_TIMEOUT;
356 do {
357 icss = EREAD4(sc, EAP_ICSS);
358 DPRINTFN(5,("eap: codec %d prog: icss=0x%08x\n", a, icss));
359 if (!to--) {
360 printf("eap: timeout writing to codec\n");
361 return;
363 } while(icss & EAP_CWRIP); /* XXX could use CSTAT here */
364 EWRITE4(sc, EAP_CODEC, EAP_SET_CODEC(a, d));
368 * Reading and writing the CODEC is very convoluted. This mimics the
369 * FreeBSD and Linux drivers.
372 static inline void
373 eap1371_ready_codec(struct eap_softc *sc, uint8_t a, uint32_t wd)
375 int to, s;
376 uint32_t src, t;
378 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) {
379 if (!(EREAD4(sc, E1371_CODEC) & E1371_CODEC_WIP))
380 break;
381 delay(1);
383 if (to >= EAP_WRITE_TIMEOUT)
384 aprint_error_dev(sc->sc_dev,
385 "eap1371_ready_codec timeout 1\n");
387 s = splaudio();
388 src = eap1371_src_wait(sc) & E1371_SRC_CTLMASK;
389 EWRITE4(sc, E1371_SRC, src | E1371_SRC_STATE_OK);
391 for (to = 0; to < EAP_READ_TIMEOUT; to++) {
392 t = EREAD4(sc, E1371_SRC);
393 if ((t & E1371_SRC_STATE_MASK) == 0)
394 break;
395 delay(1);
397 if (to >= EAP_READ_TIMEOUT)
398 aprint_error_dev(sc->sc_dev,
399 "eap1371_ready_codec timeout 2\n");
401 for (to = 0; to < EAP_READ_TIMEOUT; to++) {
402 t = EREAD4(sc, E1371_SRC);
403 if ((t & E1371_SRC_STATE_MASK) == E1371_SRC_STATE_OK)
404 break;
405 delay(1);
407 if (to >= EAP_READ_TIMEOUT)
408 aprint_error_dev(sc->sc_dev,
409 "eap1371_ready_codec timeout 3\n");
411 EWRITE4(sc, E1371_CODEC, wd);
413 eap1371_src_wait(sc);
414 EWRITE4(sc, E1371_SRC, src);
416 splx(s);
419 static int
420 eap1371_read_codec(void *sc_, uint8_t a, uint16_t *d)
422 struct eap_softc *sc;
423 int to;
424 uint32_t t;
426 sc = sc_;
427 eap1371_ready_codec(sc, a, E1371_SET_CODEC(a, 0) | E1371_CODEC_READ);
429 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) {
430 if (!(EREAD4(sc, E1371_CODEC) & E1371_CODEC_WIP))
431 break;
433 if (to > EAP_WRITE_TIMEOUT)
434 aprint_error_dev(sc->sc_dev,
435 "eap1371_read_codec timeout 1\n");
437 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) {
438 t = EREAD4(sc, E1371_CODEC);
439 if (t & E1371_CODEC_VALID)
440 break;
442 if (to > EAP_WRITE_TIMEOUT)
443 aprint_error_dev(sc->sc_dev, "eap1371_read_codec timeout 2\n");
445 *d = (uint16_t)t;
447 DPRINTFN(10, ("eap1371: reading codec (%x) = %x\n", a, *d));
449 return 0;
452 static int
453 eap1371_write_codec(void *sc_, uint8_t a, uint16_t d)
455 struct eap_softc *sc;
457 sc = sc_;
458 eap1371_ready_codec(sc, a, E1371_SET_CODEC(a, d));
460 DPRINTFN(10, ("eap1371: writing codec %x --> %x\n", d, a));
462 return 0;
465 static uint32_t
466 eap1371_src_wait(struct eap_softc *sc)
468 int to;
469 u_int32_t src;
471 for (to = 0; to < EAP_READ_TIMEOUT; to++) {
472 src = EREAD4(sc, E1371_SRC);
473 if (!(src & E1371_SRC_RBUSY))
474 return src;
475 delay(1);
477 aprint_error_dev(sc->sc_dev, "eap1371_src_wait timeout\n");
478 return src;
481 static int
482 eap1371_src_read(struct eap_softc *sc, int a)
484 int to;
485 uint32_t src, t;
487 src = eap1371_src_wait(sc) & E1371_SRC_CTLMASK;
488 src |= E1371_SRC_ADDR(a);
489 EWRITE4(sc, E1371_SRC, src | E1371_SRC_STATE_OK);
491 t = eap1371_src_wait(sc);
492 if ((t & E1371_SRC_STATE_MASK) != E1371_SRC_STATE_OK) {
493 for (to = 0; to < EAP_READ_TIMEOUT; to++) {
494 t = EREAD4(sc, E1371_SRC);
495 if ((t & E1371_SRC_STATE_MASK) == E1371_SRC_STATE_OK)
496 break;
497 delay(1);
501 EWRITE4(sc, E1371_SRC, src);
503 return t & E1371_SRC_DATAMASK;
506 static void
507 eap1371_src_write(struct eap_softc *sc, int a, int d)
509 uint32_t r;
511 r = eap1371_src_wait(sc) & E1371_SRC_CTLMASK;
512 r |= E1371_SRC_RAMWE | E1371_SRC_ADDR(a) | E1371_SRC_DATA(d);
513 EWRITE4(sc, E1371_SRC, r);
516 static void
517 eap1371_set_adc_rate(struct eap_softc *sc, int rate)
519 int freq, n, truncm;
520 int out;
521 int s;
523 /* Whatever, it works, so I'll leave it :) */
525 if (rate > 48000)
526 rate = 48000;
527 if (rate < 4000)
528 rate = 4000;
529 n = rate / 3000;
530 if ((1 << n) & SRC_MAGIC)
531 n--;
532 truncm = ((21 * n) - 1) | 1;
533 freq = ((48000 << 15) / rate) * n;
534 if (rate >= 24000) {
535 if (truncm > 239)
536 truncm = 239;
537 out = ESRC_SET_TRUNC((239 - truncm) / 2);
538 } else {
539 if (truncm > 119)
540 truncm = 119;
541 out = ESRC_SMF | ESRC_SET_TRUNC((119 - truncm) / 2);
543 out |= ESRC_SET_N(n);
544 s = splaudio();
545 eap1371_src_write(sc, ESRC_ADC+ESRC_TRUNC_N, out);
547 out = eap1371_src_read(sc, ESRC_ADC+ESRC_IREGS) & 0xff;
548 eap1371_src_write(sc, ESRC_ADC+ESRC_IREGS, out |
549 ESRC_SET_VFI(freq >> 15));
550 eap1371_src_write(sc, ESRC_ADC+ESRC_VFF, freq & 0x7fff);
551 eap1371_src_write(sc, ESRC_ADC_VOLL, ESRC_SET_ADC_VOL(n));
552 eap1371_src_write(sc, ESRC_ADC_VOLR, ESRC_SET_ADC_VOL(n));
553 splx(s);
556 static void
557 eap1371_set_dac_rate(struct eap_instance *ei, int rate)
559 struct eap_softc *sc;
560 int dac;
561 int freq, r;
562 int s;
564 DPRINTFN(2, ("eap1371_set_dac_date: set rate for %d\n", ei->index));
565 sc = device_private(ei->parent);
566 dac = ei->index == EAP_DAC1 ? ESRC_DAC1 : ESRC_DAC2;
568 /* Whatever, it works, so I'll leave it :) */
570 if (rate > 48000)
571 rate = 48000;
572 if (rate < 4000)
573 rate = 4000;
574 freq = ((rate << 15) + 1500) / 3000;
576 s = splaudio();
577 eap1371_src_wait(sc);
578 r = EREAD4(sc, E1371_SRC) & (E1371_SRC_DISABLE |
579 E1371_SRC_DISP2 | E1371_SRC_DISP1 | E1371_SRC_DISREC);
580 r |= ei->index == EAP_DAC1 ? E1371_SRC_DISP1 : E1371_SRC_DISP2;
581 EWRITE4(sc, E1371_SRC, r);
582 r = eap1371_src_read(sc, dac + ESRC_IREGS) & 0x00ff;
583 eap1371_src_write(sc, dac + ESRC_IREGS, r | ((freq >> 5) & 0xfc00));
584 eap1371_src_write(sc, dac + ESRC_VFF, freq & 0x7fff);
585 r = EREAD4(sc, E1371_SRC) & (E1371_SRC_DISABLE |
586 E1371_SRC_DISP2 | E1371_SRC_DISP1 | E1371_SRC_DISREC);
587 r &= ~(ei->index == EAP_DAC1 ? E1371_SRC_DISP1 : E1371_SRC_DISP2);
588 EWRITE4(sc, E1371_SRC, r);
589 splx(s);
592 static void
593 eap_attach(device_t parent, device_t self, void *aux)
595 struct eap_softc *sc;
596 struct pci_attach_args *pa;
597 pci_chipset_tag_t pc;
598 const struct audio_hw_if *eap_hw_if;
599 char const *intrstr;
600 pci_intr_handle_t ih;
601 pcireg_t csr;
602 char devinfo[256];
603 mixer_ctrl_t ctl;
604 int i;
605 int revision, ct5880;
606 const char *revstr;
607 #if NJOY_EAP > 0
608 struct eap_gameport_args gpargs;
609 #endif
611 sc = device_private(self);
612 sc->sc_dev = self;
613 pa = (struct pci_attach_args *)aux;
614 pc = pa->pa_pc;
615 revstr = "";
616 aprint_naive(": Audio controller\n");
618 /* Stash this away for detach */
619 sc->sc_pc = pc;
621 /* Flag if we're "creative" */
622 sc->sc_1371 = !(PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ENSONIQ &&
623 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ENSONIQ_AUDIOPCI);
626 * The vendor and product ID's are quite "interesting". Just
627 * trust the following and be happy.
629 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo));
630 revision = PCI_REVISION(pa->pa_class);
631 ct5880 = 0;
632 if (sc->sc_1371) {
633 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ENSONIQ &&
634 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ENSONIQ_CT5880) {
635 ct5880 = 1;
636 switch (revision) {
637 case EAP_CT5880_C: revstr = "CT5880-C "; break;
638 case EAP_CT5880_D: revstr = "CT5880-D "; break;
639 case EAP_CT5880_E: revstr = "CT5880-E "; break;
641 } else {
642 switch (revision) {
643 case EAP_EV1938_A: revstr = "EV1938-A "; break;
644 case EAP_ES1373_A: revstr = "ES1373-A "; break;
645 case EAP_ES1373_B: revstr = "ES1373-B "; break;
646 case EAP_CT5880_A: revstr = "CT5880-A "; ct5880=1;break;
647 case EAP_ES1373_8: revstr = "ES1373-8" ; ct5880=1;break;
648 case EAP_ES1371_B: revstr = "ES1371-B "; break;
652 aprint_normal(": %s %s(rev. 0x%02x)\n", devinfo, revstr, revision);
654 /* Map I/O register */
655 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0,
656 &sc->iot, &sc->ioh, NULL, &sc->iosz)) {
657 aprint_error_dev(sc->sc_dev, "can't map i/o space\n");
658 return;
661 sc->sc_dmatag = pa->pa_dmat;
663 /* Enable the device. */
664 csr = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
665 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
666 csr | PCI_COMMAND_MASTER_ENABLE);
668 /* Map and establish the interrupt. */
669 if (pci_intr_map(pa, &ih)) {
670 aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n");
671 return;
673 intrstr = pci_intr_string(pc, ih);
674 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, eap_intr, sc);
675 if (sc->sc_ih == NULL) {
676 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt");
677 if (intrstr != NULL)
678 aprint_error(" at %s", intrstr);
679 aprint_error("\n");
680 return;
682 aprint_normal_dev(self, "interrupting at %s\n", intrstr);
684 sc->sc_ei[EAP_I1].parent = self;
685 sc->sc_ei[EAP_I1].index = EAP_DAC2;
686 sc->sc_ei[EAP_I2].parent = self;
687 sc->sc_ei[EAP_I2].index = EAP_DAC1;
689 if (!sc->sc_1371) {
690 /* Enable interrupts and looping mode. */
691 /* enable the parts we need */
692 EWRITE4(sc, EAP_SIC, EAP_P2_INTR_EN | EAP_R1_INTR_EN);
693 EWRITE4(sc, EAP_ICSC, EAP_CDC_EN);
695 /* reset codec */
696 /* normal operation */
697 /* select codec clocks */
698 eap1370_write_codec(sc, AK_RESET, AK_PD);
699 eap1370_write_codec(sc, AK_RESET, AK_PD | AK_NRST);
700 eap1370_write_codec(sc, AK_CS, 0x0);
702 eap_hw_if = &eap1370_hw_if;
704 /* Enable all relevant mixer switches. */
705 ctl.dev = EAP_INPUT_SOURCE;
706 ctl.type = AUDIO_MIXER_SET;
707 ctl.un.mask = 1 << EAP_VOICE_VOL | 1 << EAP_FM_VOL |
708 1 << EAP_CD_VOL | 1 << EAP_LINE_VOL | 1 << EAP_AUX_VOL |
709 1 << EAP_MIC_VOL;
710 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl);
712 ctl.type = AUDIO_MIXER_VALUE;
713 ctl.un.value.num_channels = 1;
714 for (ctl.dev = EAP_MASTER_VOL; ctl.dev < EAP_MIC_VOL;
715 ctl.dev++) {
716 ctl.un.value.level[AUDIO_MIXER_LEVEL_MONO] = VOL_0DB;
717 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl);
719 ctl.un.value.level[AUDIO_MIXER_LEVEL_MONO] = 0;
720 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl);
721 ctl.dev = EAP_MIC_PREAMP;
722 ctl.type = AUDIO_MIXER_ENUM;
723 ctl.un.ord = 0;
724 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl);
725 ctl.dev = EAP_RECORD_SOURCE;
726 ctl.type = AUDIO_MIXER_SET;
727 ctl.un.mask = 1 << EAP_MIC_VOL;
728 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl);
729 } else {
730 /* clean slate */
732 EWRITE4(sc, EAP_SIC, 0);
733 EWRITE4(sc, EAP_ICSC, 0);
734 EWRITE4(sc, E1371_LEGACY, 0);
736 if (ct5880) {
737 EWRITE4(sc, EAP_ICSS, EAP_CT5880_AC97_RESET);
738 /* Let codec wake up */
739 delay(20000);
742 /* Reset from es1371's perspective */
743 EWRITE4(sc, EAP_ICSC, E1371_SYNC_RES);
744 delay(20);
745 EWRITE4(sc, EAP_ICSC, 0);
748 * Must properly reprogram sample rate converter,
749 * or it locks up. Set some defaults for the life of the
750 * machine, and set up a sb default sample rate.
752 EWRITE4(sc, E1371_SRC, E1371_SRC_DISABLE);
753 for (i = 0; i < 0x80; i++)
754 eap1371_src_write(sc, i, 0);
755 eap1371_src_write(sc, ESRC_DAC1+ESRC_TRUNC_N, ESRC_SET_N(16));
756 eap1371_src_write(sc, ESRC_DAC2+ESRC_TRUNC_N, ESRC_SET_N(16));
757 eap1371_src_write(sc, ESRC_DAC1+ESRC_IREGS, ESRC_SET_VFI(16));
758 eap1371_src_write(sc, ESRC_DAC2+ESRC_IREGS, ESRC_SET_VFI(16));
759 eap1371_src_write(sc, ESRC_ADC_VOLL, ESRC_SET_ADC_VOL(16));
760 eap1371_src_write(sc, ESRC_ADC_VOLR, ESRC_SET_ADC_VOL(16));
761 eap1371_src_write(sc, ESRC_DAC1_VOLL, ESRC_SET_DAC_VOLI(1));
762 eap1371_src_write(sc, ESRC_DAC1_VOLR, ESRC_SET_DAC_VOLI(1));
763 eap1371_src_write(sc, ESRC_DAC2_VOLL, ESRC_SET_DAC_VOLI(1));
764 eap1371_src_write(sc, ESRC_DAC2_VOLR, ESRC_SET_DAC_VOLI(1));
765 eap1371_set_adc_rate(sc, 22050);
766 eap1371_set_dac_rate(&sc->sc_ei[0], 22050);
767 eap1371_set_dac_rate(&sc->sc_ei[1], 22050);
769 EWRITE4(sc, E1371_SRC, 0);
771 /* Reset codec */
773 /* Interrupt enable */
774 sc->host_if.arg = sc;
775 sc->host_if.attach = eap1371_attach_codec;
776 sc->host_if.read = eap1371_read_codec;
777 sc->host_if.write = eap1371_write_codec;
778 sc->host_if.reset = eap1371_reset_codec;
780 if (ac97_attach(&sc->host_if, self) == 0) {
781 /* Interrupt enable */
782 EWRITE4(sc, EAP_SIC, EAP_P2_INTR_EN | EAP_R1_INTR_EN);
783 } else
784 return;
786 eap_hw_if = &eap1371_hw_if;
789 sc->sc_ei[EAP_I1].ei_audiodev =
790 audio_attach_mi(eap_hw_if, &sc->sc_ei[EAP_I1], sc->sc_dev);
792 #ifdef EAP_USE_BOTH_DACS
793 aprint_normal_dev(self, "attaching secondary DAC\n");
794 sc->sc_ei[EAP_I2].ei_audiodev =
795 audio_attach_mi(eap_hw_if, &sc->sc_ei[EAP_I2], sc->sc_dev);
796 #endif
798 #if NMIDI > 0
799 sc->sc_mididev = midi_attach_mi(&eap_midi_hw_if, sc, sc->sc_dev);
800 #endif
802 #if NJOY_EAP > 0
803 if (sc->sc_1371) {
804 gpargs.gpa_iot = sc->iot;
805 gpargs.gpa_ioh = sc->ioh;
806 sc->sc_gameport = eap_joy_attach(sc->sc_dev, &gpargs);
808 #endif
811 static int
812 eap_detach(device_t self, int flags)
814 struct eap_softc *sc;
815 int res;
816 #if NJOY_EAP > 0
817 struct eap_gameport_args gpargs;
819 sc = device_private(self);
820 if (sc->sc_gameport) {
821 gpargs.gpa_iot = sc->iot;
822 gpargs.gpa_ioh = sc->ioh;
823 res = eap_joy_detach(sc->sc_gameport, &gpargs);
824 if (res)
825 return res;
827 #else
828 sc = device_private(self);
829 #endif
830 #if NMIDI > 0
831 if (sc->sc_mididev != NULL) {
832 res = config_detach(sc->sc_mididev, 0);
833 if (res)
834 return res;
836 #endif
837 #ifdef EAP_USE_BOTH_DACS
838 if (sc->sc_ei[EAP_I2].ei_audiodev != NULL) {
839 res = config_detach(sc->sc_ei[EAP_I2].ei_audiodev, 0);
840 if (res)
841 return res;
843 #endif
844 if (sc->sc_ei[EAP_I1].ei_audiodev != NULL) {
845 res = config_detach(sc->sc_ei[EAP_I1].ei_audiodev, 0);
846 if (res)
847 return res;
850 bus_space_unmap(sc->iot, sc->ioh, sc->iosz);
851 pci_intr_disestablish(sc->sc_pc, sc->sc_ih);
853 return 0;
856 static int
857 eap1371_attach_codec(void *sc_, struct ac97_codec_if *codec_if)
859 struct eap_softc *sc;
861 sc = sc_;
862 sc->codec_if = codec_if;
863 return 0;
866 static int
867 eap1371_reset_codec(void *sc_)
869 struct eap_softc *sc;
870 uint32_t icsc;
871 int s;
873 sc = sc_;
874 s = splaudio();
875 icsc = EREAD4(sc, EAP_ICSC);
876 EWRITE4(sc, EAP_ICSC, icsc | E1371_SYNC_RES);
877 delay(20);
878 EWRITE4(sc, EAP_ICSC, icsc & ~E1371_SYNC_RES);
879 delay(1);
880 splx(s);
882 return 0;
885 static int
886 eap_intr(void *p)
888 struct eap_softc *sc;
889 uint32_t intr, sic;
891 sc = p;
892 intr = EREAD4(sc, EAP_ICSS);
893 if (!(intr & EAP_INTR))
894 return 0;
895 sic = EREAD4(sc, EAP_SIC);
896 DPRINTFN(5, ("eap_intr: ICSS=0x%08x, SIC=0x%08x\n", intr, sic));
897 if (intr & EAP_I_ADC) {
898 #if 0
900 * XXX This is a hack!
901 * The EAP chip sometimes generates the recording interrupt
902 * while it is still transferring the data. To make sure
903 * it has all arrived we busy wait until the count is right.
904 * The transfer we are waiting for is 8 longwords.
906 int s, nw, n;
907 EWRITE4(sc, EAP_MEMPAGE, EAP_ADC_PAGE);
908 s = EREAD4(sc, EAP_ADC_CSR);
909 nw = ((s & 0xffff) + 1) >> 2; /* # of words in DMA */
910 n = 0;
911 while (((EREAD4(sc, EAP_ADC_SIZE) >> 16) + 8) % nw == 0) {
912 delay(10);
913 if (++n > 100) {
914 printf("eapintr: DMA fix timeout");
915 break;
918 /* Continue with normal interrupt handling. */
919 #endif
920 EWRITE4(sc, EAP_SIC, sic & ~EAP_R1_INTR_EN);
921 EWRITE4(sc, EAP_SIC, sic | EAP_R1_INTR_EN);
922 if (sc->sc_rintr)
923 sc->sc_rintr(sc->sc_rarg);
926 if (intr & EAP_I_DAC2) {
927 EWRITE4(sc, EAP_SIC, sic & ~EAP_P2_INTR_EN);
928 EWRITE4(sc, EAP_SIC, sic | EAP_P2_INTR_EN);
929 if (sc->sc_ei[EAP_DAC2].ei_pintr)
930 sc->sc_ei[EAP_DAC2].ei_pintr(sc->sc_ei[EAP_DAC2].ei_parg);
933 if (intr & EAP_I_DAC1) {
934 EWRITE4(sc, EAP_SIC, sic & ~EAP_P1_INTR_EN);
935 EWRITE4(sc, EAP_SIC, sic | EAP_P1_INTR_EN);
936 if (sc->sc_ei[EAP_DAC1].ei_pintr)
937 sc->sc_ei[EAP_DAC1].ei_pintr(sc->sc_ei[EAP_DAC1].ei_parg);
940 if (intr & EAP_I_MCCB)
941 panic("eap_intr: unexpected MCCB interrupt");
942 #if NMIDI > 0
943 if (intr & EAP_I_UART) {
944 uint8_t ustat;
945 uint32_t data;
947 ustat = EREAD1(sc, EAP_UART_STATUS);
949 if (ustat & EAP_US_RXINT) {
950 while (EREAD1(sc, EAP_UART_STATUS) & EAP_US_RXRDY) {
951 data = EREAD1(sc, EAP_UART_DATA);
952 sc->sc_iintr(sc->sc_arg, data);
956 if (ustat & EAP_US_TXINT)
957 eap_uart_txrdy(sc);
959 #endif
960 return 1;
963 static int
964 eap_allocmem(struct eap_softc *sc, size_t size, size_t align, struct eap_dma *p)
966 int error;
968 p->size = size;
969 error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0,
970 p->segs, sizeof(p->segs)/sizeof(p->segs[0]),
971 &p->nsegs, BUS_DMA_NOWAIT);
972 if (error)
973 return error;
975 error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size,
976 &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT);
977 if (error)
978 goto free;
980 error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size,
981 0, BUS_DMA_NOWAIT, &p->map);
982 if (error)
983 goto unmap;
985 error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL,
986 BUS_DMA_NOWAIT);
987 if (error)
988 goto destroy;
989 return (0);
991 destroy:
992 bus_dmamap_destroy(sc->sc_dmatag, p->map);
993 unmap:
994 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
995 free:
996 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
997 return error;
1000 static int
1001 eap_freemem(struct eap_softc *sc, struct eap_dma *p)
1004 bus_dmamap_unload(sc->sc_dmatag, p->map);
1005 bus_dmamap_destroy(sc->sc_dmatag, p->map);
1006 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
1007 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
1008 return 0;
1011 static int
1012 eap_open(void *addr, int flags)
1014 struct eap_instance *ei;
1016 ei = addr;
1017 /* there is only one ADC */
1018 if (ei->index == EAP_I2 && flags & FREAD)
1019 return EOPNOTSUPP;
1021 return 0;
1024 static int
1025 eap_query_encoding(void *addr, struct audio_encoding *fp)
1028 switch (fp->index) {
1029 case 0:
1030 strcpy(fp->name, AudioEulinear);
1031 fp->encoding = AUDIO_ENCODING_ULINEAR;
1032 fp->precision = 8;
1033 fp->flags = 0;
1034 return 0;
1035 case 1:
1036 strcpy(fp->name, AudioEmulaw);
1037 fp->encoding = AUDIO_ENCODING_ULAW;
1038 fp->precision = 8;
1039 fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
1040 return 0;
1041 case 2:
1042 strcpy(fp->name, AudioEalaw);
1043 fp->encoding = AUDIO_ENCODING_ALAW;
1044 fp->precision = 8;
1045 fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
1046 return 0;
1047 case 3:
1048 strcpy(fp->name, AudioEslinear);
1049 fp->encoding = AUDIO_ENCODING_SLINEAR;
1050 fp->precision = 8;
1051 fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
1052 return 0;
1053 case 4:
1054 strcpy(fp->name, AudioEslinear_le);
1055 fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
1056 fp->precision = 16;
1057 fp->flags = 0;
1058 return 0;
1059 case 5:
1060 strcpy(fp->name, AudioEulinear_le);
1061 fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
1062 fp->precision = 16;
1063 fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
1064 return 0;
1065 case 6:
1066 strcpy(fp->name, AudioEslinear_be);
1067 fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
1068 fp->precision = 16;
1069 fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
1070 return 0;
1071 case 7:
1072 strcpy(fp->name, AudioEulinear_be);
1073 fp->encoding = AUDIO_ENCODING_ULINEAR_BE;
1074 fp->precision = 16;
1075 fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
1076 return 0;
1077 default:
1078 return EINVAL;
1082 static int
1083 eap_set_params(void *addr, int setmode, int usemode,
1084 audio_params_t *play, audio_params_t *rec,
1085 stream_filter_list_t *pfil, stream_filter_list_t *rfil)
1087 struct eap_instance *ei;
1088 struct eap_softc *sc;
1089 struct audio_params *p;
1090 stream_filter_list_t *fil;
1091 int mode, i;
1092 uint32_t div;
1094 ei = addr;
1095 sc = device_private(ei->parent);
1097 * The es1370 only has one clock, so make the sample rates match.
1098 * This only applies for ADC/DAC2. The FM DAC is handled below.
1100 if (!sc->sc_1371 && ei->index == EAP_DAC2) {
1101 if (play->sample_rate != rec->sample_rate &&
1102 usemode == (AUMODE_PLAY | AUMODE_RECORD)) {
1103 if (setmode == AUMODE_PLAY) {
1104 rec->sample_rate = play->sample_rate;
1105 setmode |= AUMODE_RECORD;
1106 } else if (setmode == AUMODE_RECORD) {
1107 play->sample_rate = rec->sample_rate;
1108 setmode |= AUMODE_PLAY;
1109 } else
1110 return EINVAL;
1114 for (mode = AUMODE_RECORD; mode != -1;
1115 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) {
1116 if ((setmode & mode) == 0)
1117 continue;
1119 p = mode == AUMODE_PLAY ? play : rec;
1121 if (p->sample_rate < 4000 || p->sample_rate > 48000 ||
1122 (p->precision != 8 && p->precision != 16) ||
1123 (p->channels != 1 && p->channels != 2))
1124 return EINVAL;
1126 fil = mode == AUMODE_PLAY ? pfil : rfil;
1127 i = auconv_set_converter(eap_formats, EAP_NFORMATS,
1128 mode, p, FALSE, fil);
1129 if (i < 0)
1130 return EINVAL;
1133 if (sc->sc_1371) {
1134 eap1371_set_dac_rate(ei, play->sample_rate);
1135 eap1371_set_adc_rate(sc, rec->sample_rate);
1136 } else if (ei->index == EAP_DAC2) {
1137 /* Set the speed */
1138 DPRINTFN(2, ("eap_set_params: old ICSC = 0x%08x\n",
1139 EREAD4(sc, EAP_ICSC)));
1140 div = EREAD4(sc, EAP_ICSC) & ~EAP_PCLKBITS;
1142 * XXX
1143 * The -2 isn't documented, but seemed to make the wall
1144 * time match
1145 * what I expect. - mycroft
1147 if (usemode == AUMODE_RECORD)
1148 div |= EAP_SET_PCLKDIV(EAP_XTAL_FREQ /
1149 rec->sample_rate - 2);
1150 else
1151 div |= EAP_SET_PCLKDIV(EAP_XTAL_FREQ /
1152 play->sample_rate - 2);
1153 #if 0
1154 div |= EAP_CCB_INTRM;
1155 #else
1157 * It is not obvious how to acknowledge MCCB interrupts, so
1158 * we had better not enable them.
1160 #endif
1161 EWRITE4(sc, EAP_ICSC, div);
1162 DPRINTFN(2, ("eap_set_params: set ICSC = 0x%08x\n", div));
1163 } else {
1165 * The FM DAC has only a few fixed-frequency choises, so
1166 * pick out the best candidate.
1168 div = EREAD4(sc, EAP_ICSC);
1169 DPRINTFN(2, ("eap_set_params: old ICSC = 0x%08x\n", div));
1171 div &= ~EAP_WTSRSEL;
1172 if (play->sample_rate < 8268)
1173 div |= EAP_WTSRSEL_5;
1174 else if (play->sample_rate < 16537)
1175 div |= EAP_WTSRSEL_11;
1176 else if (play->sample_rate < 33075)
1177 div |= EAP_WTSRSEL_22;
1178 else
1179 div |= EAP_WTSRSEL_44;
1181 EWRITE4(sc, EAP_ICSC, div);
1182 DPRINTFN(2, ("eap_set_params: set ICSC = 0x%08x\n", div));
1185 return 0;
1188 static int
1189 eap_round_blocksize(void *addr, int blk, int mode,
1190 const audio_params_t *param)
1193 return blk & -32; /* keep good alignment */
1196 static int
1197 eap_trigger_output(
1198 void *addr,
1199 void *start,
1200 void *end,
1201 int blksize,
1202 void (*intr)(void *),
1203 void *arg,
1204 const audio_params_t *param)
1206 struct eap_instance *ei;
1207 struct eap_softc *sc;
1208 struct eap_dma *p;
1209 uint32_t icsc, sic;
1210 int sampshift;
1212 ei = addr;
1213 sc = device_private(ei->parent);
1214 #ifdef DIAGNOSTIC
1215 if (ei->ei_prun)
1216 panic("eap_trigger_output: already running");
1217 ei->ei_prun = 1;
1218 #endif
1220 DPRINTFN(1, ("eap_trigger_output: sc=%p start=%p end=%p "
1221 "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg));
1222 ei->ei_pintr = intr;
1223 ei->ei_parg = arg;
1225 sic = EREAD4(sc, EAP_SIC);
1226 sic &= ~(EAP_S_EB(ei->index) | EAP_S_MB(ei->index) | EAP_INC_BITS);
1228 if (ei->index == EAP_DAC2)
1229 sic |= EAP_SET_P2_ST_INC(0)
1230 | EAP_SET_P2_END_INC(param->precision / 8);
1232 sampshift = 0;
1233 if (param->precision == 16) {
1234 sic |= EAP_S_EB(ei->index);
1235 sampshift++;
1237 if (param->channels == 2) {
1238 sic |= EAP_S_MB(ei->index);
1239 sampshift++;
1241 EWRITE4(sc, EAP_SIC, sic & ~EAP_P_INTR_EN(ei->index));
1242 EWRITE4(sc, EAP_SIC, sic | EAP_P_INTR_EN(ei->index));
1244 for (p = sc->sc_dmas; p && KERNADDR(p) != start; p = p->next)
1245 continue;
1246 if (!p) {
1247 printf("eap_trigger_output: bad addr %p\n", start);
1248 return EINVAL;
1251 if (ei->index == EAP_DAC2) {
1252 DPRINTF(("eap_trigger_output: DAC2_ADDR=0x%x, DAC2_SIZE=0x%x\n",
1253 (int)DMAADDR(p),
1254 (int)EAP_SET_SIZE(0,
1255 (((char *)end - (char *)start) >> 2) - 1)));
1256 EWRITE4(sc, EAP_MEMPAGE, EAP_DAC_PAGE);
1257 EWRITE4(sc, EAP_DAC2_ADDR, DMAADDR(p));
1258 EWRITE4(sc, EAP_DAC2_SIZE,
1259 EAP_SET_SIZE(0,
1260 ((char *)end - (char *)start) >> 2) - 1);
1261 EWRITE4(sc, EAP_DAC2_CSR, (blksize >> sampshift) - 1);
1262 } else if (ei->index == EAP_DAC1) {
1263 DPRINTF(("eap_trigger_output: DAC1_ADDR=0x%x, DAC1_SIZE=0x%x\n",
1264 (int)DMAADDR(p),
1265 (int)EAP_SET_SIZE(0,
1266 (((char *)end - (char *)start) >> 2) - 1)));
1267 EWRITE4(sc, EAP_MEMPAGE, EAP_DAC_PAGE);
1268 EWRITE4(sc, EAP_DAC1_ADDR, DMAADDR(p));
1269 EWRITE4(sc, EAP_DAC1_SIZE,
1270 EAP_SET_SIZE(0,
1271 ((char *)end - (char *)start) >> 2) - 1);
1272 EWRITE4(sc, EAP_DAC1_CSR, (blksize >> sampshift) - 1);
1274 #ifdef DIAGNOSTIC
1275 else
1276 panic("eap_trigger_output: impossible instance %d", ei->index);
1277 #endif
1279 if (sc->sc_1371)
1280 EWRITE4(sc, E1371_SRC, 0);
1282 icsc = EREAD4(sc, EAP_ICSC);
1283 icsc |= EAP_DAC_EN(ei->index);
1284 EWRITE4(sc, EAP_ICSC, icsc);
1286 DPRINTFN(1, ("eap_trigger_output: set ICSC = 0x%08x\n", icsc));
1288 return 0;
1291 static int
1292 eap_trigger_input(
1293 void *addr,
1294 void *start,
1295 void *end,
1296 int blksize,
1297 void (*intr)(void *),
1298 void *arg,
1299 const audio_params_t *param)
1301 struct eap_instance *ei;
1302 struct eap_softc *sc;
1303 struct eap_dma *p;
1304 uint32_t icsc, sic;
1305 int sampshift;
1307 ei = addr;
1308 sc = device_private(ei->parent);
1309 #ifdef DIAGNOSTIC
1310 if (sc->sc_rrun)
1311 panic("eap_trigger_input: already running");
1312 sc->sc_rrun = 1;
1313 #endif
1315 DPRINTFN(1, ("eap_trigger_input: ei=%p start=%p end=%p blksize=%d intr=%p(%p)\n",
1316 addr, start, end, blksize, intr, arg));
1317 sc->sc_rintr = intr;
1318 sc->sc_rarg = arg;
1320 sic = EREAD4(sc, EAP_SIC);
1321 sic &= ~(EAP_R1_S_EB | EAP_R1_S_MB);
1322 sampshift = 0;
1323 if (param->precision == 16) {
1324 sic |= EAP_R1_S_EB;
1325 sampshift++;
1327 if (param->channels == 2) {
1328 sic |= EAP_R1_S_MB;
1329 sampshift++;
1331 EWRITE4(sc, EAP_SIC, sic & ~EAP_R1_INTR_EN);
1332 EWRITE4(sc, EAP_SIC, sic | EAP_R1_INTR_EN);
1334 for (p = sc->sc_dmas; p && KERNADDR(p) != start; p = p->next)
1335 continue;
1336 if (!p) {
1337 printf("eap_trigger_input: bad addr %p\n", start);
1338 return (EINVAL);
1341 DPRINTF(("eap_trigger_input: ADC_ADDR=0x%x, ADC_SIZE=0x%x\n",
1342 (int)DMAADDR(p),
1343 (int)EAP_SET_SIZE(0, (((char *)end - (char *)start) >> 2) - 1)));
1344 EWRITE4(sc, EAP_MEMPAGE, EAP_ADC_PAGE);
1345 EWRITE4(sc, EAP_ADC_ADDR, DMAADDR(p));
1346 EWRITE4(sc, EAP_ADC_SIZE,
1347 EAP_SET_SIZE(0, (((char *)end - (char *)start) >> 2) - 1));
1349 EWRITE4(sc, EAP_ADC_CSR, (blksize >> sampshift) - 1);
1351 if (sc->sc_1371)
1352 EWRITE4(sc, E1371_SRC, 0);
1354 icsc = EREAD4(sc, EAP_ICSC);
1355 icsc |= EAP_ADC_EN;
1356 EWRITE4(sc, EAP_ICSC, icsc);
1358 DPRINTFN(1, ("eap_trigger_input: set ICSC = 0x%08x\n", icsc));
1360 return 0;
1363 static int
1364 eap_halt_output(void *addr)
1366 struct eap_instance *ei;
1367 struct eap_softc *sc;
1368 uint32_t icsc;
1370 DPRINTF(("eap: eap_halt_output\n"));
1371 ei = addr;
1372 sc = device_private(ei->parent);
1373 icsc = EREAD4(sc, EAP_ICSC);
1374 EWRITE4(sc, EAP_ICSC, icsc & ~(EAP_DAC_EN(ei->index)));
1375 ei->ei_pintr = 0;
1376 #ifdef DIAGNOSTIC
1377 ei->ei_prun = 0;
1378 #endif
1380 return 0;
1383 static int
1384 eap_halt_input(void *addr)
1386 struct eap_instance *ei;
1387 struct eap_softc *sc;
1388 uint32_t icsc;
1390 #define EAP_USE_FMDAC_ALSO
1391 DPRINTF(("eap: eap_halt_input\n"));
1392 ei = addr;
1393 sc = device_private(ei->parent);
1394 icsc = EREAD4(sc, EAP_ICSC);
1395 EWRITE4(sc, EAP_ICSC, icsc & ~EAP_ADC_EN);
1396 sc->sc_rintr = 0;
1397 #ifdef DIAGNOSTIC
1398 sc->sc_rrun = 0;
1399 #endif
1401 return 0;
1404 static int
1405 eap_getdev(void *addr, struct audio_device *retp)
1408 *retp = eap_device;
1409 return 0;
1412 static int
1413 eap1371_mixer_set_port(void *addr, mixer_ctrl_t *cp)
1415 struct eap_instance *ei;
1416 struct eap_softc *sc;
1418 ei = addr;
1419 sc = device_private(ei->parent);
1420 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp);
1423 static int
1424 eap1371_mixer_get_port(void *addr, mixer_ctrl_t *cp)
1426 struct eap_instance *ei;
1427 struct eap_softc *sc;
1429 ei = addr;
1430 sc = device_private(ei->parent);
1431 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp);
1434 static int
1435 eap1371_query_devinfo(void *addr, mixer_devinfo_t *dip)
1437 struct eap_instance *ei;
1438 struct eap_softc *sc;
1440 ei = addr;
1441 sc = device_private(ei->parent);
1442 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip);
1445 static void
1446 eap1370_set_mixer(struct eap_softc *sc, int a, int d)
1448 eap1370_write_codec(sc, a, d);
1450 sc->sc_port[a] = d;
1451 DPRINTFN(1, ("eap1370_mixer_set_port port 0x%02x = 0x%02x\n", a, d));
1454 static int
1455 eap1370_mixer_set_port(void *addr, mixer_ctrl_t *cp)
1457 struct eap_instance *ei;
1458 struct eap_softc *sc;
1459 int lval, rval, l, r, la, ra;
1460 int l1, r1, l2, r2, m, o1, o2;
1462 ei = addr;
1463 sc = device_private(ei->parent);
1464 if (cp->dev == EAP_RECORD_SOURCE) {
1465 if (cp->type != AUDIO_MIXER_SET)
1466 return EINVAL;
1467 m = sc->sc_record_source = cp->un.mask;
1468 l1 = l2 = r1 = r2 = 0;
1469 if (m & (1 << EAP_VOICE_VOL))
1470 l2 |= AK_M_VOICE, r2 |= AK_M_VOICE;
1471 if (m & (1 << EAP_FM_VOL))
1472 l1 |= AK_M_FM_L, r1 |= AK_M_FM_R;
1473 if (m & (1 << EAP_CD_VOL))
1474 l1 |= AK_M_CD_L, r1 |= AK_M_CD_R;
1475 if (m & (1 << EAP_LINE_VOL))
1476 l1 |= AK_M_LINE_L, r1 |= AK_M_LINE_R;
1477 if (m & (1 << EAP_AUX_VOL))
1478 l2 |= AK_M2_AUX_L, r2 |= AK_M2_AUX_R;
1479 if (m & (1 << EAP_MIC_VOL))
1480 l2 |= AK_M_TMIC, r2 |= AK_M_TMIC;
1481 eap1370_set_mixer(sc, AK_IN_MIXER1_L, l1);
1482 eap1370_set_mixer(sc, AK_IN_MIXER1_R, r1);
1483 eap1370_set_mixer(sc, AK_IN_MIXER2_L, l2);
1484 eap1370_set_mixer(sc, AK_IN_MIXER2_R, r2);
1485 return 0;
1487 if (cp->dev == EAP_INPUT_SOURCE) {
1488 if (cp->type != AUDIO_MIXER_SET)
1489 return EINVAL;
1490 m = sc->sc_input_source = cp->un.mask;
1491 o1 = o2 = 0;
1492 if (m & (1 << EAP_VOICE_VOL))
1493 o2 |= AK_M_VOICE_L | AK_M_VOICE_R;
1494 if (m & (1 << EAP_FM_VOL))
1495 o1 |= AK_M_FM_L | AK_M_FM_R;
1496 if (m & (1 << EAP_CD_VOL))
1497 o1 |= AK_M_CD_L | AK_M_CD_R;
1498 if (m & (1 << EAP_LINE_VOL))
1499 o1 |= AK_M_LINE_L | AK_M_LINE_R;
1500 if (m & (1 << EAP_AUX_VOL))
1501 o2 |= AK_M_AUX_L | AK_M_AUX_R;
1502 if (m & (1 << EAP_MIC_VOL))
1503 o1 |= AK_M_MIC;
1504 eap1370_set_mixer(sc, AK_OUT_MIXER1, o1);
1505 eap1370_set_mixer(sc, AK_OUT_MIXER2, o2);
1506 return 0;
1508 if (cp->dev == EAP_MIC_PREAMP) {
1509 if (cp->type != AUDIO_MIXER_ENUM)
1510 return EINVAL;
1511 if (cp->un.ord != 0 && cp->un.ord != 1)
1512 return EINVAL;
1513 sc->sc_mic_preamp = cp->un.ord;
1514 eap1370_set_mixer(sc, AK_MGAIN, cp->un.ord);
1515 return 0;
1517 if (cp->type != AUDIO_MIXER_VALUE)
1518 return EINVAL;
1519 if (cp->un.value.num_channels == 1)
1520 lval = rval = cp->un.value.level[AUDIO_MIXER_LEVEL_MONO];
1521 else if (cp->un.value.num_channels == 2) {
1522 lval = cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT];
1523 rval = cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT];
1524 } else
1525 return EINVAL;
1526 ra = -1;
1527 switch (cp->dev) {
1528 case EAP_MASTER_VOL:
1529 l = VOL_TO_ATT5(lval);
1530 r = VOL_TO_ATT5(rval);
1531 la = AK_MASTER_L;
1532 ra = AK_MASTER_R;
1533 break;
1534 case EAP_MIC_VOL:
1535 if (cp->un.value.num_channels != 1)
1536 return EINVAL;
1537 la = AK_MIC;
1538 goto lr;
1539 case EAP_VOICE_VOL:
1540 la = AK_VOICE_L;
1541 ra = AK_VOICE_R;
1542 goto lr;
1543 case EAP_FM_VOL:
1544 la = AK_FM_L;
1545 ra = AK_FM_R;
1546 goto lr;
1547 case EAP_CD_VOL:
1548 la = AK_CD_L;
1549 ra = AK_CD_R;
1550 goto lr;
1551 case EAP_LINE_VOL:
1552 la = AK_LINE_L;
1553 ra = AK_LINE_R;
1554 goto lr;
1555 case EAP_AUX_VOL:
1556 la = AK_AUX_L;
1557 ra = AK_AUX_R;
1559 l = VOL_TO_GAIN5(lval);
1560 r = VOL_TO_GAIN5(rval);
1561 break;
1562 default:
1563 return EINVAL;
1565 eap1370_set_mixer(sc, la, l);
1566 if (ra >= 0) {
1567 eap1370_set_mixer(sc, ra, r);
1569 return 0;
1572 static int
1573 eap1370_mixer_get_port(void *addr, mixer_ctrl_t *cp)
1575 struct eap_instance *ei;
1576 struct eap_softc *sc;
1577 int la, ra, l, r;
1579 ei = addr;
1580 sc = device_private(ei->parent);
1581 switch (cp->dev) {
1582 case EAP_RECORD_SOURCE:
1583 if (cp->type != AUDIO_MIXER_SET)
1584 return EINVAL;
1585 cp->un.mask = sc->sc_record_source;
1586 return 0;
1587 case EAP_INPUT_SOURCE:
1588 if (cp->type != AUDIO_MIXER_SET)
1589 return EINVAL;
1590 cp->un.mask = sc->sc_input_source;
1591 return 0;
1592 case EAP_MIC_PREAMP:
1593 if (cp->type != AUDIO_MIXER_ENUM)
1594 return EINVAL;
1595 cp->un.ord = sc->sc_mic_preamp;
1596 return 0;
1597 case EAP_MASTER_VOL:
1598 l = ATT5_TO_VOL(sc->sc_port[AK_MASTER_L]);
1599 r = ATT5_TO_VOL(sc->sc_port[AK_MASTER_R]);
1600 break;
1601 case EAP_MIC_VOL:
1602 if (cp->un.value.num_channels != 1)
1603 return EINVAL;
1604 la = ra = AK_MIC;
1605 goto lr;
1606 case EAP_VOICE_VOL:
1607 la = AK_VOICE_L;
1608 ra = AK_VOICE_R;
1609 goto lr;
1610 case EAP_FM_VOL:
1611 la = AK_FM_L;
1612 ra = AK_FM_R;
1613 goto lr;
1614 case EAP_CD_VOL:
1615 la = AK_CD_L;
1616 ra = AK_CD_R;
1617 goto lr;
1618 case EAP_LINE_VOL:
1619 la = AK_LINE_L;
1620 ra = AK_LINE_R;
1621 goto lr;
1622 case EAP_AUX_VOL:
1623 la = AK_AUX_L;
1624 ra = AK_AUX_R;
1626 l = GAIN5_TO_VOL(sc->sc_port[la]);
1627 r = GAIN5_TO_VOL(sc->sc_port[ra]);
1628 break;
1629 default:
1630 return EINVAL;
1632 if (cp->un.value.num_channels == 1)
1633 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = (l+r) / 2;
1634 else if (cp->un.value.num_channels == 2) {
1635 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l;
1636 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r;
1637 } else
1638 return EINVAL;
1639 return 0;
1642 static int
1643 eap1370_query_devinfo(void *addr, mixer_devinfo_t *dip)
1646 switch (dip->index) {
1647 case EAP_MASTER_VOL:
1648 dip->type = AUDIO_MIXER_VALUE;
1649 dip->mixer_class = EAP_OUTPUT_CLASS;
1650 dip->prev = dip->next = AUDIO_MIXER_LAST;
1651 strcpy(dip->label.name, AudioNmaster);
1652 dip->un.v.num_channels = 2;
1653 dip->un.v.delta = 8;
1654 strcpy(dip->un.v.units.name, AudioNvolume);
1655 return 0;
1656 case EAP_VOICE_VOL:
1657 dip->type = AUDIO_MIXER_VALUE;
1658 dip->mixer_class = EAP_INPUT_CLASS;
1659 dip->prev = AUDIO_MIXER_LAST;
1660 dip->next = AUDIO_MIXER_LAST;
1661 strcpy(dip->label.name, AudioNdac);
1662 dip->un.v.num_channels = 2;
1663 dip->un.v.delta = 8;
1664 strcpy(dip->un.v.units.name, AudioNvolume);
1665 return 0;
1666 case EAP_FM_VOL:
1667 dip->type = AUDIO_MIXER_VALUE;
1668 dip->mixer_class = EAP_INPUT_CLASS;
1669 dip->prev = AUDIO_MIXER_LAST;
1670 dip->next = AUDIO_MIXER_LAST;
1671 strcpy(dip->label.name, AudioNfmsynth);
1672 dip->un.v.num_channels = 2;
1673 dip->un.v.delta = 8;
1674 strcpy(dip->un.v.units.name, AudioNvolume);
1675 return 0;
1676 case EAP_CD_VOL:
1677 dip->type = AUDIO_MIXER_VALUE;
1678 dip->mixer_class = EAP_INPUT_CLASS;
1679 dip->prev = AUDIO_MIXER_LAST;
1680 dip->next = AUDIO_MIXER_LAST;
1681 strcpy(dip->label.name, AudioNcd);
1682 dip->un.v.num_channels = 2;
1683 dip->un.v.delta = 8;
1684 strcpy(dip->un.v.units.name, AudioNvolume);
1685 return 0;
1686 case EAP_LINE_VOL:
1687 dip->type = AUDIO_MIXER_VALUE;
1688 dip->mixer_class = EAP_INPUT_CLASS;
1689 dip->prev = AUDIO_MIXER_LAST;
1690 dip->next = AUDIO_MIXER_LAST;
1691 strcpy(dip->label.name, AudioNline);
1692 dip->un.v.num_channels = 2;
1693 dip->un.v.delta = 8;
1694 strcpy(dip->un.v.units.name, AudioNvolume);
1695 return 0;
1696 case EAP_AUX_VOL:
1697 dip->type = AUDIO_MIXER_VALUE;
1698 dip->mixer_class = EAP_INPUT_CLASS;
1699 dip->prev = AUDIO_MIXER_LAST;
1700 dip->next = AUDIO_MIXER_LAST;
1701 strcpy(dip->label.name, AudioNaux);
1702 dip->un.v.num_channels = 2;
1703 dip->un.v.delta = 8;
1704 strcpy(dip->un.v.units.name, AudioNvolume);
1705 return 0;
1706 case EAP_MIC_VOL:
1707 dip->type = AUDIO_MIXER_VALUE;
1708 dip->mixer_class = EAP_INPUT_CLASS;
1709 dip->prev = AUDIO_MIXER_LAST;
1710 dip->next = EAP_MIC_PREAMP;
1711 strcpy(dip->label.name, AudioNmicrophone);
1712 dip->un.v.num_channels = 1;
1713 dip->un.v.delta = 8;
1714 strcpy(dip->un.v.units.name, AudioNvolume);
1715 return 0;
1716 case EAP_RECORD_SOURCE:
1717 dip->mixer_class = EAP_RECORD_CLASS;
1718 dip->prev = dip->next = AUDIO_MIXER_LAST;
1719 strcpy(dip->label.name, AudioNsource);
1720 dip->type = AUDIO_MIXER_SET;
1721 dip->un.s.num_mem = 6;
1722 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone);
1723 dip->un.s.member[0].mask = 1 << EAP_MIC_VOL;
1724 strcpy(dip->un.s.member[1].label.name, AudioNcd);
1725 dip->un.s.member[1].mask = 1 << EAP_CD_VOL;
1726 strcpy(dip->un.s.member[2].label.name, AudioNline);
1727 dip->un.s.member[2].mask = 1 << EAP_LINE_VOL;
1728 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth);
1729 dip->un.s.member[3].mask = 1 << EAP_FM_VOL;
1730 strcpy(dip->un.s.member[4].label.name, AudioNaux);
1731 dip->un.s.member[4].mask = 1 << EAP_AUX_VOL;
1732 strcpy(dip->un.s.member[5].label.name, AudioNdac);
1733 dip->un.s.member[5].mask = 1 << EAP_VOICE_VOL;
1734 return 0;
1735 case EAP_INPUT_SOURCE:
1736 dip->mixer_class = EAP_INPUT_CLASS;
1737 dip->prev = dip->next = AUDIO_MIXER_LAST;
1738 strcpy(dip->label.name, AudioNsource);
1739 dip->type = AUDIO_MIXER_SET;
1740 dip->un.s.num_mem = 6;
1741 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone);
1742 dip->un.s.member[0].mask = 1 << EAP_MIC_VOL;
1743 strcpy(dip->un.s.member[1].label.name, AudioNcd);
1744 dip->un.s.member[1].mask = 1 << EAP_CD_VOL;
1745 strcpy(dip->un.s.member[2].label.name, AudioNline);
1746 dip->un.s.member[2].mask = 1 << EAP_LINE_VOL;
1747 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth);
1748 dip->un.s.member[3].mask = 1 << EAP_FM_VOL;
1749 strcpy(dip->un.s.member[4].label.name, AudioNaux);
1750 dip->un.s.member[4].mask = 1 << EAP_AUX_VOL;
1751 strcpy(dip->un.s.member[5].label.name, AudioNdac);
1752 dip->un.s.member[5].mask = 1 << EAP_VOICE_VOL;
1753 return 0;
1754 case EAP_MIC_PREAMP:
1755 dip->type = AUDIO_MIXER_ENUM;
1756 dip->mixer_class = EAP_INPUT_CLASS;
1757 dip->prev = EAP_MIC_VOL;
1758 dip->next = AUDIO_MIXER_LAST;
1759 strcpy(dip->label.name, AudioNpreamp);
1760 dip->un.e.num_mem = 2;
1761 strcpy(dip->un.e.member[0].label.name, AudioNoff);
1762 dip->un.e.member[0].ord = 0;
1763 strcpy(dip->un.e.member[1].label.name, AudioNon);
1764 dip->un.e.member[1].ord = 1;
1765 return 0;
1766 case EAP_OUTPUT_CLASS:
1767 dip->type = AUDIO_MIXER_CLASS;
1768 dip->mixer_class = EAP_OUTPUT_CLASS;
1769 dip->next = dip->prev = AUDIO_MIXER_LAST;
1770 strcpy(dip->label.name, AudioCoutputs);
1771 return 0;
1772 case EAP_RECORD_CLASS:
1773 dip->type = AUDIO_MIXER_CLASS;
1774 dip->mixer_class = EAP_RECORD_CLASS;
1775 dip->next = dip->prev = AUDIO_MIXER_LAST;
1776 strcpy(dip->label.name, AudioCrecord);
1777 return 0;
1778 case EAP_INPUT_CLASS:
1779 dip->type = AUDIO_MIXER_CLASS;
1780 dip->mixer_class = EAP_INPUT_CLASS;
1781 dip->next = dip->prev = AUDIO_MIXER_LAST;
1782 strcpy(dip->label.name, AudioCinputs);
1783 return 0;
1785 return ENXIO;
1788 static void *
1789 eap_malloc(void *addr, int direction, size_t size,
1790 struct malloc_type *pool, int flags)
1792 struct eap_instance *ei;
1793 struct eap_softc *sc;
1794 struct eap_dma *p;
1795 int error;
1797 p = malloc(sizeof(*p), pool, flags);
1798 if (!p)
1799 return NULL;
1800 ei = addr;
1801 sc = device_private(ei->parent);
1802 error = eap_allocmem(sc, size, 16, p);
1803 if (error) {
1804 free(p, pool);
1805 return NULL;
1807 p->next = sc->sc_dmas;
1808 sc->sc_dmas = p;
1809 return KERNADDR(p);
1812 static void
1813 eap_free(void *addr, void *ptr, struct malloc_type *pool)
1815 struct eap_instance *ei;
1816 struct eap_softc *sc;
1817 struct eap_dma **pp, *p;
1819 ei = addr;
1820 sc = device_private(ei->parent);
1821 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) {
1822 if (KERNADDR(p) == ptr) {
1823 eap_freemem(sc, p);
1824 *pp = p->next;
1825 free(p, pool);
1826 return;
1831 static size_t
1832 eap_round_buffersize(void *addr, int direction, size_t size)
1835 return size;
1838 static paddr_t
1839 eap_mappage(void *addr, void *mem, off_t off, int prot)
1841 struct eap_instance *ei;
1842 struct eap_softc *sc;
1843 struct eap_dma *p;
1845 if (off < 0)
1846 return -1;
1847 ei = addr;
1848 sc = device_private(ei->parent);
1849 for (p = sc->sc_dmas; p && KERNADDR(p) != mem; p = p->next)
1850 continue;
1851 if (!p)
1852 return -1;
1853 return bus_dmamem_mmap(sc->sc_dmatag, p->segs, p->nsegs,
1854 off, prot, BUS_DMA_WAITOK);
1857 static int
1858 eap_get_props(void *addr)
1861 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT |
1862 AUDIO_PROP_FULLDUPLEX;
1865 #if NMIDI > 0
1866 static int
1867 eap_midi_open(void *addr, int flags,
1868 void (*iintr)(void *, int),
1869 void (*ointr)(void *),
1870 void *arg)
1872 struct eap_softc *sc;
1873 uint8_t uctrl;
1875 sc = addr;
1876 sc->sc_arg = arg;
1878 EWRITE4(sc, EAP_ICSC, EREAD4(sc, EAP_ICSC) | EAP_UART_EN);
1879 uctrl = 0;
1880 if (flags & FREAD) {
1881 uctrl |= EAP_UC_RXINTEN;
1882 sc->sc_iintr = iintr;
1884 if (flags & FWRITE)
1885 sc->sc_ointr = ointr;
1886 EWRITE1(sc, EAP_UART_CONTROL, uctrl);
1888 return 0;
1891 static void
1892 eap_midi_close(void *addr)
1894 struct eap_softc *sc;
1896 sc = addr;
1897 tsleep(sc, PWAIT, "eapclm", hz/10); /* give uart a chance to drain */
1898 EWRITE1(sc, EAP_UART_CONTROL, 0);
1899 EWRITE4(sc, EAP_ICSC, EREAD4(sc, EAP_ICSC) & ~EAP_UART_EN);
1901 sc->sc_iintr = 0;
1902 sc->sc_ointr = 0;
1905 static int
1906 eap_midi_output(void *addr, int d)
1908 struct eap_softc *sc;
1909 uint8_t uctrl;
1911 sc = addr;
1912 EWRITE1(sc, EAP_UART_DATA, d);
1914 uctrl = EAP_UC_TXINTEN;
1915 if (sc->sc_iintr)
1916 uctrl |= EAP_UC_RXINTEN;
1918 * This is a write-only register, so we have to remember the right
1919 * value of RXINTEN as well as setting TXINTEN. But if we are open
1920 * for reading, it will always be correct to set RXINTEN here; only
1921 * during service of a receive interrupt could it be momentarily
1922 * toggled off, and whether we got here from the top half or from
1923 * an interrupt, that won't be the current state.
1925 EWRITE1(sc, EAP_UART_CONTROL, uctrl);
1926 return 0;
1929 static void
1930 eap_midi_getinfo(void *addr, struct midi_info *mi)
1932 mi->name = "AudioPCI MIDI UART";
1933 mi->props = MIDI_PROP_CAN_INPUT | MIDI_PROP_OUT_INTR;
1936 static void
1937 eap_uart_txrdy(struct eap_softc *sc)
1939 uint8_t uctrl;
1940 uctrl = 0;
1941 if (sc->sc_iintr)
1942 uctrl = EAP_UC_RXINTEN;
1943 EWRITE1(sc, EAP_UART_CONTROL, uctrl);
1944 sc->sc_ointr(sc->sc_arg);
1947 #endif