Move auglx(4) from i386-only land to MI land.

(auglx.c is not modified in this commit yet, only moved around)

2 files changed, 1 insertions, 1386 deletions

diff --git a/sys/arch/i386/conf/files.i386 b/sys/arch/i386/conf/files.i386
index e9005bc24e7..157b160180e 100644
--- a/sys/arch/i386/conf/files.i386
+++ b/sys/arch/i386/conf/files.i386
@@ -1,4 +1,4 @@
-#	$OpenBSD: files.i386,v 1.194 2009/11/26 21:15:48 deraadt Exp $
+#	$OpenBSD: files.i386,v 1.195 2010/02/19 15:00:12 miod Exp $
 #
 # new style config file for i386 architecture
 #
@@ -150,11 +150,6 @@ device	amdmsr
 attach	amdmsr at mainbus
 file	arch/i386/i386/amdmsr.c		amdmsr	needs-flag
 
-# AMD Geode CS5536 Audio
-device	auglx: audio
-attach	auglx at pci
-file	arch/i386/pci/auglx.c		auglx
-
 # PCI-ISA bridge chipsets
 device	pcib: isabus
 attach	pcib at pci
diff --git a/sys/arch/i386/pci/auglx.c b/sys/arch/i386/pci/auglx.c
deleted file mode 100644
index 6dbe9e0388b..00000000000
--- a/sys/arch/i386/pci/auglx.c
+++ /dev/null
@@ -1,1380 +0,0 @@
-/*      $OpenBSD: auglx.c,v 1.4 2009/01/13 19:44:20 grange Exp $	*/
-
-/*
- * Copyright (c) 2008 Marc Balmer <mbalmer@openbsd.org>
- * All rights reserved.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
- * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
- * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-/*
- * AMD CS5536 series AC'97 audio driver.
- *
- * The following datasheets were helpful in the development of this
- * driver:
- * 
- * AMD Geode LX Processors Data Book
- * http://www.amd.com/files/connectivitysolutions/geode/geode_lx/\
- *     33234F_LX_databook.pdf
- *
- * AMD Geode CS5536 Companion Device Data Book
- * http://www.amd.com/files/connectivitysolutions/geode/geode_lx/\
- *     33238G_cs5536_db.pdf
- *
- * Realtek ALC203 Two-Channel AC'97 2.3 Audio Codec
- * ftp://202.65.194.211/pc/audio/ALC203_DataSheet_1.6.pdf
- *
- * This driver is inspired by the auich(4) and auixp(4) drivers, some
- * of the hardware-independent functionality has been derived from them
- * (e.g. memory allocation for the upper level, parameter setting).
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/device.h>
-#include <sys/malloc.h>
-#include <sys/sysctl.h>
-#include <sys/audioio.h>
-
-#include <machine/bus.h>
-#include <machine/cpufunc.h>
-
-#include <dev/pci/pcireg.h>
-#include <dev/pci/pcivar.h>
-#include <dev/pci/pcidevs.h>
-#include <dev/audio_if.h>
-#include <dev/mulaw.h>
-#include <dev/auconv.h>
-
-#include <dev/ic/ac97.h>
-
-#define AUGLX_ACC_BAR		0x10
-
-/* Standard GeodeLink Device (GLD) MSRs */
-#define ACC_GLD_MSR_CAP		0x51500000	/* Capabilities */
-#define ACC_GLD_MSR_CONFIG	0x51500001	/* Master configuration */
-#define ACC_GLD_MSR_SMI		0x51500002
-#define ACC_GLD_MSR_ERROR	0x51500003
-#define ACC_GLD_MSR_PM		0x51500004	/* Power management */
-#define ACC_GLD_MSR_DIAG	0x51500005	/* Diagnostics */
-
-/* ACC_GLD_MSR_SMI Bit Definitions */
-#define IRQ_SSMI_FLAG		0x0000000100000000
-#define IRQ_SSMI_EN		0x0000000000000001
-
-/* ACC_GLD_MSR_ERROR Bit Definitions */
-#define UNEXP_TYPE_ERR_FLAG	0x0000000100000000
-#define UNEXP_TYPE_ERR_EN	0x0000000000000001
-
-/* ACC Native Registers */
-#define ACC_GPIO_STATUS		0x00
-#define ACC_GPIO_CNTL		0x04
-#define ACC_CODEC_STATUS	0x08
-#define ACC_CODEC_CNTL		0x0c
-#define ACC_IRQ_STATUS		0x12
-#define ACC_ENGINE_CNTL		0x14
-#define ACC_BM0_CMD		0x20		/* Bus Master 0 Command */
-#define ACC_BM0_STATUS		0x21		/* Bus Master 0 IRQ Status */
-#define ACC_BM0_PRD		0x24		/* BM0 PRD Table Address */
-#define ACC_BM1_CMD		0x28		/* Bus Master 1 Command */
-#define ACC_BM1_STATUS		0x29		/* Bus Master 1 IRQ Status */
-#define ACC_BM1_PRD		0x2c		/* BM1 PRD Table Address */
-#define ACC_BM2_CMD		0x30		/* Bus Master 2 Command */
-#define ACC_BM2_STATUS		0x31		/* Bus Master 2 IRQ Status */
-#define ACC_BM2_PRD		0x34		/* BM2 PRD Table Address */
-#define ACC_BM3_CMD		0x38		/* Bus Master 3 Command */
-#define ACC_BM3_STATUS		0x39		/* Bus Master 3 IRQ Status */
-#define ACC_BM3_PRD		0x3c		/* BM3 PRD Table Address */
-#define ACC_BM4_CMD		0x40		/* Bus Master 4 Command */
-#define ACC_BM4_STATUS		0x41		/* Bus Master 4 IRQ Status */
-#define ACC_BM4_PRD		0x44		/* BM4 PRD Table Address */
-#define ACC_BM5_CMD		0x48		/* Bus Master 5 Command */
-#define ACC_BM5_STATUS		0x49		/* Bus Master 5 IRQ Status */
-#define ACC_BM5_PRD		0x4c		/* BM5 PRD Table Address */
-#define ACC_BM6_CMD		0x50		/* Bus Master 6 Command */
-#define ACC_BM6_STATUS		0x51		/* Bus Master 6 IRQ Status */
-#define ACC_BM6_PRD		0x54		/* BM6 PRD Table Address */
-#define ACC_BM7_CMD		0x58		/* Bus Master 7 Command */
-#define ACC_BM7_STATUS		0x59		/* Bus Master 7 IRQ Status */
-#define ACC_BM7_PRD		0x5c		/* BM7 PRD Table Address */
-#define ACC_BM0_PNTR		0x60		/* Bus Master 0 DMA Pointer */
-#define ACC_BM1_PNTR		0x64		/* Bus Master 1 DMA Pointer */
-#define ACC_BM2_PNTR		0x68		/* Bus Master 2 DMA Pointer */
-#define ACC_BM3_PNTR		0x6c		/* Bus Master 3 DMA Pointer */
-#define ACC_BM4_PNTR		0x70		/* Bus Master 4 DMA Pointer */
-#define ACC_BM5_PNTR		0x74		/* Bus Master 5 DMA Pointer */
-#define ACC_BM6_PNTR		0x78		/* Bus Master 6 DMA Pointer */
-#define ACC_BM7_PNTR		0x7c		/* Bus Master 7 DMA Pointer */
-
-/* ACC_IRQ_STATUS Bit Definitions */
-#define BM7_IRQ_STS	0x0200	/* Audio Bus Master 7 IRQ Status */
-#define BM6_IRQ_STS	0x0100	/* Audio Bus Master 6 IRQ Status */
-#define BM5_IRQ_STS	0x0080	/* Audio Bus Master 5 IRQ Status */
-#define BM4_IRQ_STS	0x0040	/* Audio Bus Master 4 IRQ Status */
-#define BM3_IRQ_STS	0x0020	/* Audio Bus Master 3 IRQ Status */
-#define BM2_IRQ_STS	0x0010	/* Audio Bus Master 2 IRQ Status */
-#define BM1_IRQ_STS	0x0008	/* Audio Bus Master 1 IRQ Status */
-#define BM0_IRQ_STS	0x0004	/* Audio Bus Master 0 IRQ Status */
-#define WU_IRQ_STS	0x0002	/* Codec GPIO Wakeup IRQ Status */
-#define IRQ_STS		0x0001	/* Codec GPIO IRQ Status */
-
-/* ACC_ENGINE_CNTL Bit Definitions */
-#define SSND_MODE	0x00000001	/* Surround Sound (5.1) Sync. Mode */
-
-/* ACC_BM[x]_CMD Bit Descriptions */
-#define BMx_CMD_RW		0x08	/* 0: Mem to codec, 1: codec to mem */
-#define BMx_CMD_BYTE_ORD	0x04	/* 0: Little Endian, 1: Big Endian */
-#define BMx_CMD_BM_CTL_DIS	0x00	/* Disable bus master */
-#define BMx_CMD_BM_CTL_EN	0x01	/* Enable bus master */
-#define BMx_CMD_BM_CTL_PAUSE	0x03	/* Pause bus master */
-
-/* ACC_BM[x]_STATUS Bit Definitions */
-#define BMx_BM_EOP_ERR		0x02	/* Bus master error */
-#define BMx_BM_EOP		0x01	/* End of page */
-
-/* ACC_CODEC_CNTL Bit Definitions */
-#define RW_CMD			0x80000000
-#define PD_PRIM			0x00200000
-#define PD_SEC			0x00100000
-#define LNK_SHTDOWN		0x00040000
-#define LNK_WRM_RST		0x00020000
-#define CMD_NEW			0x00010000
-
-/* ACC_CODEC_STATUS Bit Definitions */
-#define PRM_RDY_STS		0x00800000
-#define SEC_RDY_STS		0x00400000
-#define SDATAIN2_EN		0x00200000
-#define BM5_SEL			0x00100000
-#define BM4_SEL			0x00080000
-#define STS_NEW			0x00020000
-
-#define AUGLX_TOUT		1000	/* uSec */
-
-#define	AUGLX_DMALIST_MAX	1
-#define	AUGLX_DMASEG_MAX	65536
-
-struct auglx_prd {
-	u_int32_t	base;
-	u_int32_t	size;
-#define AUGLX_PRD_EOT	0x80000000
-#define AUGLX_PRD_EOP	0x40000000
-#define AUGLX_PRD_JMP	0x20000000
-};
-
-#define	AUGLX_FIXED_RATE 48000
-
-struct auglx_dma {
-	bus_dmamap_t		 map;
-	caddr_t			 addr;
-	bus_dma_segment_t	 segs[AUGLX_DMALIST_MAX];
-	int			 nsegs;
-	size_t			 size;
-	struct auglx_dma	*next;
-};
-
-struct auglx_softc {
-	struct device		 sc_dev;
-	void			*sc_ih;
-
-	audio_device_t		 sc_audev;
-
-	bus_space_tag_t		 sc_iot;
-	bus_space_handle_t	 sc_ioh;
-	bus_dma_tag_t		 sc_dmat;
-
-	/*
-	 * The CS5536 ACC has eight bus masters to support 5.1 audio.
-	 * This driver, however, only supports main playback and recording
-	 * since I only have a Realtek ALC203 codec available for testing.
-	 */
-	struct auglx_ring {
-		bus_dmamap_t		 sc_prd;
-		struct auglx_prd	*sc_vprd;
-		int			 sc_nprd;
-
-		size_t			 sc_size;
-		int			 nsegs;
-		bus_dma_segment_t	 seg;
-
-		void			(*intr)(void *);
-		void			*arg;
-	} bm0, bm1;	/* bm0: output, bm1: input */
-
-	struct auglx_dma	*sc_dmas;
-
-	struct ac97_codec_if	*codec_if;
-	struct ac97_host_if	 host_if;
-
-	/* power mgmt */
-	void			*sc_powerhook;
-	int			 sc_suspend;
-	u_int16_t		 sc_ext_ctrl;
-
-	int			 sc_dmamap_flags;
-};
-
-#ifdef AUGLX_DEBUG
-#define	DPRINTF(l,x)	do { if (auglx_debug & (l)) printf x; } while(0)
-int auglx_debug = 0;
-#define AUGLX_DBG_ACC	0x0001
-#define AUGLX_DBG_DMA	0x0002
-#define AUGLX_DBG_IRQ	0x0004
-#else
-#define	DPRINTF(x,y)	/* nothing */
-#endif
-
-struct cfdriver auglx_cd = {
-	NULL, "auglx", DV_DULL
-};
-
-int auglx_open(void *, int);
-void auglx_close(void *);
-int auglx_query_encoding(void *, struct audio_encoding *);
-int auglx_set_params(void *, int, int, struct audio_params *,
-    struct audio_params *);
-int auglx_round_blocksize(void *, int);
-int auglx_halt_output(void *);
-int auglx_halt_input(void *);
-int auglx_getdev(void *, struct audio_device *);
-int auglx_set_port(void *, mixer_ctrl_t *);
-int auglx_get_port(void *, mixer_ctrl_t *);
-int auglx_query_devinfo(void *, mixer_devinfo_t *);
-void *auglx_allocm(void *, int, size_t, int, int);
-void auglx_freem(void *, void *, int);
-size_t auglx_round_buffersize(void *, int, size_t);
-paddr_t auglx_mappage(void *, void *, off_t, int);
-int auglx_get_props(void *);
-int auglx_trigger_output(void *, void *, void *, int, void (*)(void *),
-    void *, struct audio_params *);
-int auglx_trigger_input(void *, void *, void *, int, void (*)(void *),
-    void *, struct audio_params *);
-int auglx_alloc_cdata(struct auglx_softc *);
-int auglx_alloc_prd(struct auglx_softc *, size_t, struct auglx_ring *);
-void auglx_free_prd(struct auglx_softc *sc, struct auglx_ring *bm);
-int auglx_allocmem(struct auglx_softc *, size_t, size_t, struct auglx_dma *);
-void auglx_freemem(struct auglx_softc *, struct auglx_dma *);
-void auglx_get_default_params(void *, int, struct audio_params *);
-void auglx_powerhook(int, void *);
-
-struct audio_hw_if auglx_hw_if = {
-	auglx_open,
-	auglx_close,
-	NULL,			/* drain */
-	auglx_query_encoding,
-	auglx_set_params,
-	auglx_round_blocksize,
-	NULL,			/* commit_setting */
-	NULL,			/* init_output */
-	NULL,			/* init_input */
-	NULL,			/* start_output */
-	NULL,			/* start_input */
-	auglx_halt_output,
-	auglx_halt_input,
-	NULL,			/* speaker_ctl */
-	auglx_getdev,
-	NULL,			/* getfd */
-	auglx_set_port,
-	auglx_get_port,
-	auglx_query_devinfo,
-	auglx_allocm,
-	auglx_freem,
-	auglx_round_buffersize,
-	auglx_mappage,
-	auglx_get_props,
-	auglx_trigger_output,
-	auglx_trigger_input,
-	auglx_get_default_params
-};
-
-int	auglx_match(struct device *, void *, void *);
-void	auglx_attach(struct device *, struct device *, void *);
-int	auglx_intr(void *);
-
-int	auglx_attach_codec(void *, struct ac97_codec_if *);
-int	auglx_read_codec(void *, u_int8_t, u_int16_t *);
-int	auglx_write_codec(void *, u_int8_t, u_int16_t);
-void	auglx_reset_codec(void *);
-enum ac97_host_flags	auglx_flags_codec(void *);
-
-struct cfattach auglx_ca = {
-	sizeof(struct auglx_softc), auglx_match, auglx_attach
-};
-
-const struct pci_matchid auglx_devices[] = {
-	{ PCI_VENDOR_AMD,	PCI_PRODUCT_AMD_CS5536_AUDIO }
-};
-
-int
-auglx_match(struct device *parent, void *match, void *aux)
-{
-	return (pci_matchbyid((struct pci_attach_args *)aux, auglx_devices,
-	    sizeof(auglx_devices) / sizeof(auglx_devices[0])));
-}
-
-void
-auglx_attach(struct device *parent, struct device *self, void *aux)
-{
-	struct auglx_softc *sc = (struct auglx_softc *)self;
-	struct pci_attach_args *pa = aux;
-	bus_size_t bar_size;
-	pci_intr_handle_t ih;
-	const char *intrstr;
-
-	if (pci_mapreg_map(pa, AUGLX_ACC_BAR, PCI_MAPREG_TYPE_IO, 0,
-	    &sc->sc_iot, &sc->sc_ioh, NULL, &bar_size, 0)) {
-		printf(": can't map ACC I/O space\n");
-		return;
-	}
-
-	sc->sc_dmat = pa->pa_dmat;
-
-	if (pci_intr_map(pa, &ih)) {
-		printf(": can't map interrupt");
-		bus_space_unmap(sc->sc_iot, sc->sc_ioh, bar_size);
-		return;
-	}
-	intrstr = pci_intr_string(pa->pa_pc, ih);
-	sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_AUDIO, auglx_intr,
-				       sc, sc->sc_dev.dv_xname);
-	if (!sc->sc_ih) {
-		printf(": can't establish interrupt");
-		if (intrstr)
-			printf(" at %s", intrstr);
-		printf("\n");
-		bus_space_unmap(sc->sc_iot, sc->sc_ioh, bar_size);
-		return;
-	}
-
-	strlcpy(sc->sc_audev.name, "CS5536 AC97", sizeof sc->sc_audev.name);
-	snprintf(sc->sc_audev.version, sizeof sc->sc_audev.version, "0x%02x",
-		 PCI_REVISION(pa->pa_class));
-	strlcpy(sc->sc_audev.config, sc->sc_dev.dv_xname,
-		sizeof sc->sc_audev.config);
-
-	printf(": %s, %s\n", intrstr, sc->sc_audev.name);
-
-	sc->host_if.arg = sc;
-	sc->host_if.attach = auglx_attach_codec;
-	sc->host_if.read = auglx_read_codec;
-	sc->host_if.write = auglx_write_codec;
-	sc->host_if.reset = auglx_reset_codec;
-	sc->host_if.flags = auglx_flags_codec;
-
-	if (ac97_attach(&sc->host_if) != 0) {
-		bus_space_unmap(sc->sc_iot, sc->sc_ioh, bar_size);
-		return;
-	}
-	audio_attach_mi(&auglx_hw_if, sc, &sc->sc_dev);
-
-	/* Watch for power changes */
-	sc->sc_suspend = PWR_RESUME;
-	sc->sc_powerhook = powerhook_establish(auglx_powerhook, sc);
-
-}
-
-/* Functions to communicate with the AC97 Codec via the ACC */
-int
-auglx_read_codec(void *v, u_int8_t reg, u_int16_t *val)
-{
-	struct auglx_softc *sc = v;
-	u_int32_t codec_cntl, codec_status;
-	int i;
-	
-	codec_cntl = RW_CMD | ((u_int32_t)reg << 24) | CMD_NEW;
-	bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_CODEC_CNTL, codec_cntl);
-
-	for (i = AUGLX_TOUT; i; i--) {
-		codec_cntl = bus_space_read_4(sc->sc_iot, sc->sc_ioh,
-		    ACC_CODEC_CNTL);
-		if (!(codec_cntl & CMD_NEW))
-			break;
-		delay(1);
-	}
-	if (codec_cntl & CMD_NEW) {
-		printf("%s: codec read timeout after write\n",
-		    sc->sc_dev.dv_xname);
-		return -1;
-	}
-
-	for (i = AUGLX_TOUT; i; i--) {
-		codec_status = bus_space_read_4(sc->sc_iot, sc->sc_ioh,
-		    ACC_CODEC_STATUS);
-		if ((codec_status & STS_NEW) && (codec_status >> 24 == reg))
-			break;
-		delay(10);
-	}
-	if (i == 0) {
-		printf("%s: codec status read timeout, 0x%08x\n",
-		    sc->sc_dev.dv_xname, codec_status);
-		return -1;
-	}
-
-	*val = codec_status & 0xffff;
-	DPRINTF(AUGLX_DBG_ACC, ("%s: read codec register 0x%02x: 0x%04x\n",
-	    sc->sc_dev.dv_xname, reg, *val));
-	return 0;
-}
-
-int
-auglx_write_codec(void *v, u_int8_t reg, u_int16_t val)
-{
-	struct auglx_softc *sc = v;
-	u_int32_t codec_cntl;
-	int i;
-
-	DPRINTF(AUGLX_DBG_ACC, ("%s: write codec register 0x%02x: 0x%04x\n",
-	    sc->sc_dev.dv_xname, reg, val));
-
-	
-	codec_cntl = ((u_int32_t)reg << 24) | CMD_NEW | val;
-	bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_CODEC_CNTL, codec_cntl);
-
-	for (i = AUGLX_TOUT; i; i--) {
-		codec_cntl = bus_space_read_4(sc->sc_iot, sc->sc_ioh,
-		    ACC_CODEC_CNTL);
-		if (!(codec_cntl & CMD_NEW))
-			break;
-		delay(1);
-	}
-	if (codec_cntl & CMD_NEW) {
-		printf("%s: codec write timeout\n", sc->sc_dev.dv_xname);
-		return -1;
-	}
-
-	return 0;
-}
-
-int
-auglx_attach_codec(void *v, struct ac97_codec_if *cif)
-{
-	struct auglx_softc *sc = v;
-
-	sc->codec_if = cif;
-	return 0;
-}
-
-void
-auglx_reset_codec(void *v)
-{
-	struct auglx_softc *sc = v;
-	u_int32_t codec_cntl;
-	int i;
-
-	codec_cntl = LNK_WRM_RST | CMD_NEW;
-	bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_CODEC_CNTL, codec_cntl);
-
-	for (i = AUGLX_TOUT; i; i--) {
-		codec_cntl = bus_space_read_4(sc->sc_iot, sc->sc_ioh,
-		    ACC_CODEC_CNTL);
-		if (!(codec_cntl & CMD_NEW))
-			continue;
-		delay(1);
-	}
-	if (codec_cntl & CMD_NEW)
-		printf("%s: codec reset timeout\n", sc->sc_dev.dv_xname);
-}
-
-enum ac97_host_flags
-auglx_flags_codec(void *v)
-{
-	return 0;
-}
-
-/*
- * Audio functions
- */
-int
-auglx_open(void *v, int flags)
-{
-	return 0;
-}
-
-void
-auglx_close(void *v)
-{
-}
-
-
-int
-auglx_query_encoding(void *v, struct audio_encoding *aep)
-{
-	switch (aep->index) {
-	case 0:
-		strlcpy(aep->name, AudioEulinear, sizeof aep->name);
-		aep->encoding = AUDIO_ENCODING_ULINEAR;
-		aep->precision = 8;
-		aep->flags = AUDIO_ENCODINGFLAG_EMULATED;
-		return 0;
-	case 1:
-		strlcpy(aep->name, AudioEmulaw, sizeof aep->name);
-		aep->encoding = AUDIO_ENCODING_ULAW;
-		aep->precision = 8;
-		aep->flags = AUDIO_ENCODINGFLAG_EMULATED;
-		return 0;
-	case 2:
-		strlcpy(aep->name, AudioEalaw, sizeof aep->name);
-		aep->encoding = AUDIO_ENCODING_ALAW;
-		aep->precision = 8;
-		aep->flags = AUDIO_ENCODINGFLAG_EMULATED;
-		return 0;
-	case 3:
-		strlcpy(aep->name, AudioEslinear, sizeof aep->name);
-		aep->encoding = AUDIO_ENCODING_SLINEAR;
-		aep->precision = 8;
-		aep->flags = AUDIO_ENCODINGFLAG_EMULATED;
-		return 0;
-	case 4:
-		strlcpy(aep->name, AudioEslinear_le, sizeof aep->name);
-		aep->encoding = AUDIO_ENCODING_SLINEAR_LE;
-		aep->precision = 16;
-		aep->flags = 0;
-		return 0;
-	case 5:
-		strlcpy(aep->name, AudioEulinear_le, sizeof aep->name);
-		aep->encoding = AUDIO_ENCODING_ULINEAR_LE;
-		aep->precision = 16;
-		aep->flags = AUDIO_ENCODINGFLAG_EMULATED;
-		return 0;
-	case 6:
-		strlcpy(aep->name, AudioEslinear_be, sizeof aep->name);
-		aep->encoding = AUDIO_ENCODING_SLINEAR_BE;
-		aep->precision = 16;
-		aep->flags = AUDIO_ENCODINGFLAG_EMULATED;
-		return 0;
-	case 7:
-		strlcpy(aep->name, AudioEulinear_be, sizeof aep->name);
-		aep->encoding = AUDIO_ENCODING_ULINEAR_BE;
-		aep->precision = 16;
-		aep->flags = AUDIO_ENCODINGFLAG_EMULATED;
-		return 0;
-	default:
-		return EINVAL;
-	}
-}
-
-
-int
-auglx_set_params(void *v, int setmode, int usemode, struct audio_params *play,
-    struct audio_params *rec)
-{
-	struct auglx_softc *sc = v;
-	int error;
-	u_int orate;
-	u_int adj_rate;
-
-	if (setmode & AUMODE_PLAY) {
-		play->factor = 1;
-		play->sw_code = NULL;
-		if (play->precision > 16)
-			play->precision = 16;
-		if (play->channels > 2)
-			play->channels = 2;
-		switch(play->encoding) {
-		case AUDIO_ENCODING_ULAW:
-			switch (play->channels) {
-			case 1:
-				play->factor = 4;
-				play->sw_code = mulaw_to_slinear16_le_mts;
-				break;
-			case 2:
-				play->factor = 2;
-				play->sw_code = mulaw_to_slinear16_le;
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		case AUDIO_ENCODING_SLINEAR_LE:
-			switch (play->precision) {
-			case 8:
-				switch (play->channels) {
-				case 1:
-					play->factor = 4;
-					play->sw_code = linear8_to_linear16_le_mts;
-					break;
-				case 2:
-					play->factor = 2;
-					play->sw_code = linear8_to_linear16_le;
-					break;
-				default:
-					return EINVAL;
-				}
-				break;
-			case 16:
-				switch (play->channels) {
-				case 1:
-					play->factor = 2;
-					play->sw_code = noswap_bytes_mts;
-					break;
-				case 2:
-					break;
-				default:
-					return EINVAL;
-				}
-				break;
-			default:
-				return (EINVAL);
-			}
-			break;
-		case AUDIO_ENCODING_ULINEAR_LE:
-			switch (play->precision) {
-			case 8:
-				switch (play->channels) {
-				case 1:
-					play->factor = 4;
-					play->sw_code = ulinear8_to_linear16_le_mts;
-					break;
-				case 2:
-					play->factor = 2;
-					play->sw_code = ulinear8_to_linear16_le;
-					break;
-				default:
-					return EINVAL;
-				}
-				break;
-			case 16:
-				switch (play->channels) {
-				case 1:
-					play->factor = 2;
-					play->sw_code = change_sign16_le_mts;
-					break;
-				case 2:
-					play->sw_code = change_sign16_le;
-					break;
-				default:
-					return EINVAL;
-				}
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		case AUDIO_ENCODING_ALAW:
-			switch (play->channels) {
-			case 1:
-				play->factor = 4;
-				play->sw_code = alaw_to_slinear16_le_mts;
-				break;
-			case 2:
-				play->factor = 2;
-				play->sw_code = alaw_to_slinear16_le;
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		case AUDIO_ENCODING_SLINEAR_BE:
-			switch (play->precision) {
-			case 8:
-				switch (play->channels) {
-				case 1:
-					play->factor = 4;
-					play->sw_code = linear8_to_linear16_le_mts;
-					break;
-				case 2:
-					play->factor = 2;
-					play->sw_code = linear8_to_linear16_le;
-					break;
-				default:
-					return EINVAL;
-				}
-				break;
-			case 16:
-				switch (play->channels) {
-				case 1:
-					play->factor = 2;
-					play->sw_code = swap_bytes_mts;
-					break;
-				case 2:
-					play->sw_code = swap_bytes;
-					break;
-				default:
-					return EINVAL;
-				}
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		case AUDIO_ENCODING_ULINEAR_BE:
-			switch (play->precision) {
-			case 8:
-				switch (play->channels) {
-				case 1:
-					play->factor = 4;
-					play->sw_code = ulinear8_to_linear16_le_mts;
-					break;
-				case 2:
-					play->factor = 2;
-					play->sw_code = ulinear8_to_linear16_le;
-					break;
-				default:
-					return EINVAL;
-				}
-				break;
-			case 16:
-				switch (play->channels) {
-				case 1:
-					play->factor = 2;
-					play->sw_code = swap_bytes_change_sign16_le_mts;
-					break;
-				case 2:
-					play->sw_code = swap_bytes_change_sign16_le;
-					break;
-				default:
-					return EINVAL;
-				}
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		default:
-			return EINVAL;
-		}
-
-		orate = adj_rate = play->sample_rate;
-
-		play->sample_rate = adj_rate;
-		error = ac97_set_rate(sc->codec_if,
-		    AC97_REG_PCM_LFE_DAC_RATE, &play->sample_rate);
-		if (error)
-			return error;
-
-		play->sample_rate = adj_rate;
-		error = ac97_set_rate(sc->codec_if,
-		    AC97_REG_PCM_SURR_DAC_RATE, &play->sample_rate);
-		if (error)
-			return error;
-
-		play->sample_rate = adj_rate;
-		error = ac97_set_rate(sc->codec_if,
-		    AC97_REG_PCM_FRONT_DAC_RATE, &play->sample_rate);
-		if (error)
-			return error;
-
-		if (play->sample_rate == adj_rate)
-			play->sample_rate = orate;
-	}
-
-	if (setmode & AUMODE_RECORD) {
-		rec->factor = 1;
-		rec->sw_code = 0;
-		if (rec->precision > 16)
-			rec->precision = 16;
-		if (rec->channels > 2)
-			rec->channels = 2;
-		switch(rec->encoding) {
-		case AUDIO_ENCODING_ULAW:
-			switch (rec->channels) {
-			case 1:
-				rec->sw_code = slinear16_to_mulaw_le_stm;
-				rec->factor = 4;
-				break;
-			case 2:
-				rec->sw_code = slinear16_to_mulaw_le;
-				rec->factor = 2;
-				break;
-			}
-			break;
-		case AUDIO_ENCODING_ALAW:
-			switch (rec->channels) {
-			case 1:
-				rec->sw_code = slinear16_to_alaw_le_stm;
-				rec->factor = 4;
-				break;
-			case 2:
-				rec->sw_code = slinear16_to_alaw_le;
-				rec->factor = 2;
-				break;
-			}
-			break;
-		case AUDIO_ENCODING_SLINEAR_LE:
-			switch (rec->precision) {
-			case 8:
-				switch (rec->channels) {
-				case 1:
-					rec->sw_code = linear16_to_linear8_le_stm;
-					rec->factor = 4;
-					break;
-				case 2:
-					rec->sw_code = linear16_to_linear8_le;
-					rec->factor = 2;
-					break;
-				}
-				break;
-			case 16:
-				switch (rec->channels) {
-				case 1:
-					rec->sw_code = linear16_decimator;
-					rec->factor = 2;
-					break;
-				case 2:
-					break;
-				}
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		case AUDIO_ENCODING_ULINEAR_LE:
-			switch (rec->precision) {
-			case 8:
-				switch (rec->channels) {
-				case 1:
-					rec->sw_code = linear16_to_ulinear8_le_stm;
-					rec->factor = 4;
-					break;
-				case 2:
-					rec->sw_code = linear16_to_ulinear8_le;
-					rec->factor = 2;
-					break;
-				}
-				break;
-			case 16:
-				switch (rec->channels) {
-				case 1:
-					rec->sw_code = change_sign16_le_stm;
-					rec->factor = 2;
-					break;
-				case 2:
-					rec->sw_code = change_sign16_le;
-					break;
-				}
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		case AUDIO_ENCODING_SLINEAR_BE:
-			switch (rec->precision) {
-			case 8:
-				switch (rec->channels) {
-				case 1:
-					rec->sw_code = linear16_to_linear8_le_stm;
-					rec->factor = 4;
-					break;
-				case 2:
-					rec->sw_code = linear16_to_linear8_le;
-					rec->factor = 2;
-					break;
-				}
-				break;
-			case 16:
-				switch (rec->channels) {
-				case 1:
-					rec->sw_code = swap_bytes_stm;
-					rec->factor = 2;
-					break;
-				case 2:
-					rec->sw_code = swap_bytes;
-					break;
-				}
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		case AUDIO_ENCODING_ULINEAR_BE:
-			switch (rec->precision) {
-			case 8:
-				switch (rec->channels) {
-				case 1:
-					rec->sw_code = linear16_to_ulinear8_le_stm;
-					rec->factor = 4;
-					break;
-				case 2:
-					rec->sw_code = linear16_to_ulinear8_le;
-					rec->factor = 2;
-					break;
-				}
-				break;
-			case 16:
-				switch (rec->channels) {
-				case 1:
-					rec->sw_code = change_sign16_swap_bytes_le_stm;
-					rec->factor = 2;
-					break;
-				case 2:
-					rec->sw_code = change_sign16_swap_bytes_le;
-					break;
-				}
-				break;
-			default:
-				return EINVAL;
-			}
-			break;
-		default:
-			return EINVAL;
-		}
-
-		orate = rec->sample_rate;
-		error = ac97_set_rate(sc->codec_if, AC97_REG_PCM_LR_ADC_RATE,
-		    &rec->sample_rate);
-		if (error)
-			return error;
-		rec->sample_rate = orate;
-	}
-
-	return 0;
-}
-
-int
-auglx_round_blocksize(void *v, int blk)
-{
-	return (blk + 0x3f) & ~0x3f;
-}
-
-int
-auglx_halt_output(void *v)
-{
-	struct auglx_softc *sc = v;
-
-	DPRINTF(AUGLX_DBG_DMA, ("%s: halt_output\n", sc->sc_dev.dv_xname));
-
-	bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 0x00);
-	sc->bm0.intr = NULL;
-	return 0;
-}
-
-int
-auglx_halt_input(void *v)
-{
-	struct auglx_softc *sc = v;
-
-	DPRINTF(AUGLX_DBG_DMA,
-	    ("%s: halt_input\n", sc->sc_dev.dv_xname));
-
-	bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM1_CMD, 0x00);
-	sc->bm1.intr = NULL;
-	return 0;
-}
-
-int
-auglx_getdev(void *v, struct audio_device *adp)
-{
-	struct auglx_softc *sc = v;
-	*adp = sc->sc_audev;
-	return 0;
-}
-
-int
-auglx_set_port(void *v, mixer_ctrl_t *cp)
-{
-	struct auglx_softc *sc = v;
-	return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp);
-}
-
-int
-auglx_get_port(void *v, mixer_ctrl_t *cp)
-{
-	struct auglx_softc *sc = v;
-	return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp);
-}
-
-int
-auglx_query_devinfo(void *v, mixer_devinfo_t *dp)
-{
-	struct auglx_softc *sc = v;
-	return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dp);
-}
-
-void *
-auglx_allocm(void *v, int direction, size_t size, int pool, int flags)
-{
-	struct auglx_softc *sc = v;
-	struct auglx_dma *p;
-	int error;
-
-	DPRINTF(AUGLX_DBG_DMA, ("%s: request buffer of size %ld, dir %d\n",
-	    sc->sc_dev.dv_xname, size, direction));
-
-	/* can only use 1 segment */
-	if (size > AUGLX_DMASEG_MAX) {
-		DPRINTF(AUGLX_DBG_DMA,
-		    ("%s: requested buffer size too large: %d", \
-		    sc->sc_dev.dv_xname, size));
-		return NULL;
-	}
-
-	p = malloc(sizeof(*p), pool, flags | M_ZERO);
-	if (!p)
-		return NULL;
-
-	error = auglx_allocmem(sc, size, PAGE_SIZE, p);
-	if (error) {
-		free(p, pool);
-		return NULL;
-	}
-
-	p->next = sc->sc_dmas;
-	sc->sc_dmas = p;
-
-	return p->addr;
-}
-
-void
-auglx_freem(void *v, void *ptr, int pool)
-{
-	struct auglx_softc *sc;
-	struct auglx_dma *p, **pp;
-
-	sc = v;
-	for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) {
-		if (p->addr == ptr) {
-			auglx_freemem(sc, p);
-			*pp = p->next;
-			free(p, pool);
-			return;
-		}
-	}
-}
-
-
-size_t
-auglx_round_buffersize(void *v, int direction, size_t size)
-{
-	if (size > AUGLX_DMASEG_MAX)
-		size = AUGLX_DMASEG_MAX;
-
-	return size;
-}
-
-paddr_t
-auglx_mappage(void *v, void *mem, off_t off, int prot)
-{
-	struct auglx_softc *sc = v;
-	struct auglx_dma *p;
-
-	if (off < 0)
-		return -1;
-
-	for (p = sc->sc_dmas; p && p->addr != mem; p = p->next);
-	if (!p)
-		return -1;
-
-	return bus_dmamem_mmap(sc->sc_dmat, p->segs, p->nsegs,
-	    off, prot, BUS_DMA_WAITOK);
-}
-
-int
-auglx_get_props(void *v)
-{
-	return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX;
-}
-
-int
-auglx_intr(void *v)
-{
-	struct auglx_softc *sc = v;
-	u_int16_t irq_sts;
-	u_int8_t bm_sts;
-
-	irq_sts = bus_space_read_2(sc->sc_iot, sc->sc_ioh, ACC_IRQ_STATUS);
-	if (irq_sts == 0)
-		return 0;
-
-	if (irq_sts & BM0_IRQ_STS) {
-		bm_sts = bus_space_read_1(sc->sc_iot, sc->sc_ioh,
-		    ACC_BM0_STATUS);
-		if (sc->bm0.intr) {
-			sc->bm0.intr(sc->bm0.arg);
-			bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD,
-			    BMx_CMD_BM_CTL_EN);
-		}
-	} else if (irq_sts & BM1_IRQ_STS) {
-		bm_sts = bus_space_read_1(sc->sc_iot, sc->sc_ioh,
-		    ACC_BM1_STATUS);
-		if (sc->bm1.intr) {
-			sc->bm1.intr(sc->bm1.arg);
-			bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM1_CMD,
-			    BMx_CMD_RW | BMx_CMD_BM_CTL_EN);
-		}
-	} else {
-		DPRINTF(AUGLX_DBG_IRQ, ("%s: stray intr, status = 0x%04x\n",
-		    sc->sc_dev.dv_xname, irq_sts));
-		return -1;
-	}
-	return 1;
-}
-
-int
-auglx_trigger_output(void *v, void *start, void *end, int blksize,
-    void (*intr)(void *), void *arg, struct audio_params *param)
-{
-	struct auglx_softc *sc = v;
-	struct auglx_dma *p;
-	size_t size;
-	u_int32_t addr;
-	int i, nprd;
-
-	size = (size_t)((caddr_t)end - (caddr_t)start);
-	DPRINTF(AUGLX_DBG_DMA, ("%s: trigger_output, %p 0x%08x bytes, "
-	    "blksize 0x%04x\n", sc->sc_dev.dv_xname, start, size, blksize));
-
-	for (p = sc->sc_dmas; p && p->addr != start; p = p->next);
-	if (!p) {
-		DPRINTF(AUGLX_DBG_DMA, ("%s dma reg not found\n",
-		    sc->sc_dev.dv_xname));
-		return -1;
-	}
-
-	/* set up the PRDs */
-	nprd = size / blksize;
-	if (sc->bm0.sc_nprd != nprd + 1) {
-		if (sc->bm0.sc_nprd > 0)
-			auglx_free_prd(sc, &sc->bm0);
-		sc->bm0.sc_nprd = nprd + 1;
-		auglx_alloc_prd(sc,
-		    sc->bm0.sc_nprd * sizeof(struct auglx_prd), &sc->bm0);
-	}
-	DPRINTF(AUGLX_DBG_DMA, ("%s: nprd = %d\n", sc->sc_dev.dv_xname,
-	    nprd));
-	addr = p->segs->ds_addr;
-	for (i = 0; i < nprd; i++) {
-		sc->bm0.sc_vprd[i].base = addr;
-		sc->bm0.sc_vprd[i].size = blksize | AUGLX_PRD_EOP;
-		addr += blksize;
-	}
-	sc->bm0.sc_vprd[i].base = sc->bm0.sc_prd->dm_segs[0].ds_addr;
-	sc->bm0.sc_vprd[i].size = AUGLX_PRD_JMP;
-
-#ifdef AUGLX_DEBUG
-	for (i = 0; i < sc->bm0.sc_nprd; i++)
-		DPRINTF(AUGLX_DBG_DMA, ("%s: PRD[%d].base = %p, size %p\n",
-		    sc->sc_dev.dv_xname, i, sc->bm0.sc_vprd[i].base,
-		    sc->bm0.sc_vprd[i].size));
-#endif
-	sc->bm0.intr = intr;
-	sc->bm0.arg = arg;
-
-	/* Program the BM0 PRD register */
-	bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD,
-	    sc->bm0.sc_prd->dm_segs[0].ds_addr);
-	/* Start Audio Bus Master 0 */
-	bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD,
-	    BMx_CMD_BM_CTL_EN);
-	return 0;
-}
-
-int
-auglx_trigger_input(void *v, void *start, void *end, int blksize,
-    void (*intr)(void *), void * arg, struct audio_params *param)
-{
-	struct auglx_softc *sc = v;
-	struct auglx_dma *p;
-	size_t size;
-	u_int32_t addr;
-	int i, nprd;
-
-	size = (size_t)((caddr_t)end - (caddr_t)start);
-	DPRINTF(AUGLX_DBG_DMA, ("%s: trigger_input, %p 0x%08x bytes, "
-	    "blksize 0x%04x\n", sc->sc_dev.dv_xname, start, size, blksize));
-
-	for (p = sc->sc_dmas; p && p->addr != start; p = p->next);
-	if (!p) {
-		DPRINTF(AUGLX_DBG_DMA, ("%s dma reg not found\n",
-		    sc->sc_dev.dv_xname));
-		return -1;
-	}
-
-	/* set up the PRDs */
-	nprd = size / blksize;
-	if (sc->bm1.sc_nprd != nprd + 1) {
-		if (sc->bm1.sc_nprd > 0)
-			auglx_free_prd(sc, &sc->bm1);
-		sc->bm1.sc_nprd = nprd + 1;
-		auglx_alloc_prd(sc,
-		    sc->bm1.sc_nprd * sizeof(struct auglx_prd), &sc->bm1);
-	}
-	DPRINTF(AUGLX_DBG_DMA, ("%s: nprd = %d\n", sc->sc_dev.dv_xname,
-	    nprd));
-	addr = p->segs->ds_addr;
-	for (i = 0; i < nprd; i++) {
-		sc->bm1.sc_vprd[i].base = addr;
-		sc->bm1.sc_vprd[i].size = blksize | AUGLX_PRD_EOP;
-		addr += blksize;
-	}
-	sc->bm1.sc_vprd[i].base = sc->bm1.sc_prd->dm_segs[0].ds_addr;
-	sc->bm1.sc_vprd[i].size = AUGLX_PRD_JMP;
-
-#ifdef AUGLX_DEBUG
-	for (i = 0; i < sc->bm1.sc_nprd; i++)
-		DPRINTF(AUGLX_DBG_DMA, ("%s: PRD[%d].base = %p, size %p\n",
-		    sc->sc_dev.dv_xname, i, sc->bm1.sc_vprd[i].base,
-		    sc->bm1.sc_vprd[i].size));
-#endif
-	sc->bm1.intr = intr;
-	sc->bm1.arg = arg;
-
-	/* Program the BM1 PRD register */
-	bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM1_PRD,
-	    sc->bm1.sc_prd->dm_segs[0].ds_addr);
-	/* Start Audio Bus Master 0 */
-	bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM1_CMD,
-	    BMx_CMD_RW | BMx_CMD_BM_CTL_EN);
-	return 0;
-}
-
-int
-auglx_allocmem(struct auglx_softc *sc, size_t size, size_t align,
-    struct auglx_dma *p)
-{
-	int error;
-
-	p->size = size;
-	error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, p->segs, 1,
-	    &p->nsegs, BUS_DMA_NOWAIT);
-	if (error) {
-		DPRINTF(AUGLX_DBG_DMA, 
-		    ("%s: bus_dmamem_alloc failed: error %d\n",
-		    sc->sc_dev.dv_xname, error));
-		return error;
-	}
-
-	error = bus_dmamem_map(sc->sc_dmat, p->segs, 1, p->size, &p->addr,
-	    BUS_DMA_NOWAIT | sc->sc_dmamap_flags);
-	if (error) {
-		DPRINTF(AUGLX_DBG_DMA, 
-		    ("%s: bus_dmamem_map failed: error %d\n",
-		    sc->sc_dev.dv_xname, error));
-		goto free;
-	}
-
-	error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0,
-	    BUS_DMA_NOWAIT, &p->map);
-	if (error) {
-		DPRINTF(AUGLX_DBG_DMA, 
-		    ("%s: bus_dmamap_create failed: error %d\n",
-		    sc->sc_dev.dv_xname, error));
-		goto unmap;
-	}
-
-	error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL,
-	    BUS_DMA_NOWAIT);
-	if (error) {
-		DPRINTF(AUGLX_DBG_DMA,
-		    ("%s: bus_dmamap_load failed: error %d\n",
-		    sc->sc_dev.dv_xname, error));
-		goto destroy;
-	}
-	return 0;
-
- destroy:
-	bus_dmamap_destroy(sc->sc_dmat, p->map);
- unmap:
-	bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size);
- free:
-	bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs);
-	return error;
-}
-
-void
-auglx_freemem(struct auglx_softc *sc, struct auglx_dma *p)
-{
-	bus_dmamap_unload(sc->sc_dmat, p->map);
-	bus_dmamap_destroy(sc->sc_dmat, p->map);
-	bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size);
-	bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs);
-}
-
-void
-auglx_get_default_params(void *addr, int mode, struct audio_params *params)
-{
-	ac97_get_default_params(params);
-}
-
-int
-auglx_alloc_prd(struct auglx_softc *sc, size_t size, struct auglx_ring *bm)
-{
-	int error, rseg;
-
-	/*
-	 * Allocate PRD table structure, and create and load the
-	 * DMA map for it.
-	 */
-	if ((error = bus_dmamem_alloc(sc->sc_dmat, size,
-	    PAGE_SIZE, 0, &bm->seg, 1, &rseg, 0)) != 0) {
-		printf("%s: unable to allocate PRD, error = %d\n",
-		    sc->sc_dev.dv_xname, error);
-		goto fail_0;
-	}
-
-	if ((error = bus_dmamem_map(sc->sc_dmat, &bm->seg, rseg,
-	    size, (caddr_t *)&bm->sc_vprd,
-	    sc->sc_dmamap_flags)) != 0) {
-		printf("%s: unable to map PRD, error = %d\n",
-		    sc->sc_dev.dv_xname, error);
-		goto fail_1;
-	}
-
-	if ((error = bus_dmamap_create(sc->sc_dmat, size,
-	    1, size, 0, 0, &bm->sc_prd)) != 0) {
-		printf("%s: unable to create PRD DMA map, "
-		    "error = %d\n", sc->sc_dev.dv_xname, error);
-		goto fail_2;
-	}
-
-	if ((error = bus_dmamap_load(sc->sc_dmat, bm->sc_prd, bm->sc_vprd,
-	    size, NULL, 0)) != 0) {
-		printf("%s: unable tp load control data DMA map, "
-		    "error = %d\n", sc->sc_dev.dv_xname, error);
-		goto fail_3;
-	}
-
-	return 0;
-
- fail_3:
-	bus_dmamap_destroy(sc->sc_dmat, bm->sc_prd);
- fail_2:
-	bus_dmamem_unmap(sc->sc_dmat, (caddr_t)bm->sc_vprd,
-	    sizeof(struct auglx_prd));
- fail_1:
-	bus_dmamem_free(sc->sc_dmat, &bm->seg, rseg);
- fail_0:
-	return error;
-}
-
-void
-auglx_free_prd(struct auglx_softc *sc, struct auglx_ring *bm)
-{
-	bus_dmamap_unload(sc->sc_dmat, bm->sc_prd);
-	bus_dmamap_destroy(sc->sc_dmat, bm->sc_prd);
-	bus_dmamem_unmap(sc->sc_dmat, (caddr_t)bm->sc_vprd, bm->sc_size);
-	bus_dmamem_free(sc->sc_dmat, &bm->seg, bm->nsegs);
-}
-
-void
-auglx_powerhook(int why, void *self)
-{
-	struct auglx_softc *sc = self;
-
-	if (why != PWR_RESUME) {
-		/* Power down */
-		sc->sc_suspend = why;
-		auglx_read_codec(sc, AC97_REG_EXT_AUDIO_CTRL, &sc->sc_ext_ctrl);
-	} else {
-		/* Wake up */
-		if (sc->sc_suspend == PWR_RESUME) {
-			printf("%s: resume without suspend?\n",
-			    sc->sc_dev.dv_xname);
-			sc->sc_suspend = why;
-			return;
-		}
-		sc->sc_suspend = why;
-		auglx_reset_codec(sc);
-		delay(1000);
-		(sc->codec_if->vtbl->restore_ports)(sc->codec_if);
-		auglx_write_codec(sc, AC97_REG_EXT_AUDIO_CTRL, sc->sc_ext_ctrl);
-	}
-}