161 lines
7.0 KiB
C
161 lines
7.0 KiB
C
/* $NetBSD: auacerreg.h,v 1.2 2005/01/15 15:19:52 kent Exp $ */
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/*-
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* Copyright (c) 2004 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Lennart Augustsson.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_PCI_AUACERREG_H_
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#define _DEV_PCI_AUACERREG_H_
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#define ALI_SCR 0x00 /* System Control Register */
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#define ALI_SCR_RESET (1<<31) /* master reset */
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#define ALI_SCR_AC97_DBL (1<<30)
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#define ALI_SCR_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */
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#define ALI_SCR_IN_BITS (3<<18)
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#define ALI_SCR_OUT_BITS (3<<16)
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#define ALI_SCR_6CH_CFG (3<<14)
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#define ALI_SCR_PCM_4 (1<<8)
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#define ALI_SCR_PCM_6 (2<<8)
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#define ALI_SCR_PCM_246_MASK (ALI_SCR_PCM_4 | ALI_SCR_PCM_6)
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#define ALI_SSR 0x04 /* System Status Register */
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#define ALI_SSR_SEC_ID (3<<5)
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#define ALI_SSR_PRI_ID (3<<3)
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#define ALI_DMACR 0x08 /* DMA Control Register */
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#define ALI_DMACR_PAUSE 16 /* offset for pause bits */
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#define ALI_FIFOCR1 0x0c /* FIFO Control Register 1 */
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#define ALI_INTERFACECR 0x10 /* Interface Control Register */
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#define ALI_INTERRUPTCR 0x14 /* Interrupt Control Register */
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#define ALI_INTERRUPTSR 0x18 /* Interrupt Status Register */
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#define ALI_INT_MICIN2 (1<<26)
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#define ALI_INT_PCMIN2 (1<<25)
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#define ALI_INT_I2SIN (1<<24)
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#define ALI_INT_SPDIFOUT (1<<23)
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#define ALI_INT_SPDIFIN (1<<22)
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#define ALI_INT_LFEOUT (1<<21)
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#define ALI_INT_CENTEROUT (1<<20)
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#define ALI_INT_CODECSPDIFOUT (1<<19)
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#define ALI_INT_MICIN (1<<18)
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#define ALI_INT_PCMOUT (1<<17)
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#define ALI_INT_PCMIN (1<<16)
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#define ALI_INT_CPRAIS (1<<7)
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#define ALI_INT_SPRAIS (1<<5)
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#define ALI_INT_GPIO (1<<1)
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#define ALI_FIFOCR2 0x1c /* FIFO Control Register 2 */
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#define ALI_CPR 0x20 /* Command Port Register */
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#define ALI_CPR_ADDR_SECONDARY 0x100
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#define ALI_CPR_ADDR_READ 0x80
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#define ALI_CPR_ADDR 0x22 /* AC97 write addr */
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#define ALI_SPR 0x24 /* Status Port Register */
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#define ALI_SPR_ADDR 0x26 /* AC97 read addr */
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#define ALI_FIFOCR3 0x2c /* FIFO Control Register 3 */
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#define ALI_TTSR 0x30 /* Transmit Tag Slot Register */
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#define ALI_RTSR 0x34 /* Receive Tag Slot Register */
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#define ALI_CSPSR 0x38 /* Command/Status Port Status Register */
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#define ALI_CSPSR_CODEC_READY 0x08
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#define ALI_CSPSR_READ_OK 0x02
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#define ALI_CSPSR_WRITE_OK 0x01
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#define ALI_CAS 0x3c /* Codec Write Semaphore Register */
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#define ALI_CAS_SEM_BUSY 0x80000000
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#define ALI_HWVOL 0xf0 /* hardware volume control/status */
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#define ALI_I2SCR 0xf4 /* I2S control/status */
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#define ALI_SPDIFCSR 0xf8 /* SPDIF Channel Status Register */
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#define ALI_SPDIFICS 0xfc /* SPDIF Interface Control/Status */
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#define ALI_OFF_BDBAR 0x00 /* Buffer Descriptor list Base Address */
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#define ALI_OFF_CIV 0x04 /* Current Index Value */
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#define ALI_OFF_LVI 0x05 /* Last Valid Index */
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#define ALI_LVI_MASK 0x1f
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#define ALI_OFF_SR 0x06 /* Status Register */
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#define ALI_SR_DMA_INT_FIFO (1<<4) /* fifo under/over flow */
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#define ALI_SR_DMA_INT_COMPLETE (1<<3) /* buffer read/write complete and ioc set */
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#define ALI_SR_DMA_INT_LVI (1<<2) /* last valid done */
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#define ALI_SR_DMA_INT_CELV (1<<1) /* last valid is current */
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#define ALI_SR_DMA_INT_DCH (1<<0) /* DMA Controller Halted (happens on LVI interrupts) */
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#define ALI_SR_W1TC (ALI_SR_DMA_INT_LVI | ALI_SR_DMA_INT_COMPLETE | ALI_SR_DMA_INT_FIFO | ALI_SR_DMA_INT_CELV)
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#define ALI_OFF_PICB 0x08 /* Position In Current Buffer */
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#define ALI_PIV 0x0a /* 5 bits prefetched index value */
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#define ALI_OFF_CR 0x0b /* Control Register */
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#define ALI_CR_IOCE 0x10 /* Int On Completion Enable */
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#define ALI_CR_FEIE 0x08 /* Fifo Error Int Enable */
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#define ALI_CR_LVBIE 0x04 /* Last Valid Buf Int Enable */
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#define ALI_CR_RR 0x02 /* 1 - Reset Regs */
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#define ALI_CR_RPBM 0x01 /* 1 - Run, 0 - Pause */
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#define ALI_BASE_PI 0x40 /* PCM In */
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#define ALI_BASE_PO 0x50 /* PCM Out */
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#define ALI_BASE_MC 0x60 /* Mic In */
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#define ALI_BASE_CODEC_SPDIFO 0x70 /* Codec SPDIF Out */
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#define ALI_BASE_CENTER 0x80 /* Center out */
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#define ALI_BASE_LFE 0x90 /* ? */
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#define ALI_BASE_CTL_SPDIFI 0xa0 /* Controller SPDIF In */
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#define ALI_BASE_CTL_SPDIFO 0xb0 /* Controller SPDIF Out */
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#define ALI_PORT2SLOT(port) (((port) - 0x40) / 0x10)
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#define ALI_PORT2INTR(port) (ALI_PORT2SLOT(port) + 16)
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#define ALI_IF_AC97SP (1<<21)
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#define ALI_IF_MC (1<<20)
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#define ALI_IF_PI (1<<19)
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#define ALI_IF_MC2 (1<<18)
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#define ALI_IF_PI2 (1<<17)
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#define ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */
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#define ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */
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#define ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */
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#define ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */
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#define ALI_IF_PO_SPDF (1<<3)
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#define ALI_IF_PO (1<<1)
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#define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN)
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#define ALI_SAMPLE_SIZE 2
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/*
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* according to the dev/audiovar.h AU_RING_SIZE is 2^16, what fits
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* in our limits perfectly, i.e. setting it to higher value
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* in your kernel config would improve perfomance, still 2^21 is the max
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*/
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#define ALI_DMALIST_MAX 32
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#define ALI_DMASEG_MAX (65536*2) /* 64k samples, 2x16 bit samples */
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struct auacer_dmalist {
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uint32_t base;
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uint32_t len;
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#define ALI_DMAF_IOC 0x80000000 /* 1-int on complete */
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#define ALI_DMAF_BUP 0x40000000 /* 0-retrans last, 1-transmit 0 */
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};
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#endif /* _DEV_PCI_AUACERREG_H_ */
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