freebsd-dev/sys/dev/sound/pci/ich.h
Cameron Grant 41a019c08d * simplify
* add support for mic record channel

* add support for setblocksize

* make mpsafe

* make getptr accurate

* reduce buffer size from 64k to 16k for better synchronisation
2001-07-03 17:27:13 +00:00

93 lines
3.3 KiB
C

/*
* Copyright (c) 2000 Katsurajima Naoto <raven@katsurajima.seya.yokohama.jp>
* Copyright (c) 2001 Cameron Grant <cg@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THEPOSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#define PCIR_NAMBAR 0x10
#define PCIR_NABMBAR 0x14
/* Native Audio Bus Master Control Registers */
#define ICH_REG_X_BDBAR 0x00
#define ICH_REG_X_CIV 0x04
#define ICH_REG_X_LVI 0x05
#define ICH_REG_X_SR 0x06
#define ICH_REG_X_PICB 0x08
#define ICH_REG_X_PIV 0x0a
#define ICH_REG_X_CR 0x0b
#define ICH_REG_PI_BASE 0x00
#define ICH_REG_PO_BASE 0x10
#define ICH_REG_MC_BASE 0x20
#define ICH_REG_GLOB_CNT 0x2c
#define ICH_REG_GLOB_STA 0x30
#define ICH_REG_ACC_SEMA 0x34
/* Status Register Values */
#define ICH_X_SR_DCH 0x0001
#define ICH_X_SR_CELV 0x0002
#define ICH_X_SR_LVBCI 0x0004
#define ICH_X_SR_BCIS 0x0008
#define ICH_X_SR_FIFOE 0x0010
/* Control Register Values */
#define ICH_X_CR_RPBM 0x01
#define ICH_X_CR_RR 0x02
#define ICH_X_CR_LVBIE 0x04
#define ICH_X_CR_FEIE 0x08
#define ICH_X_CR_IOCE 0x10
/* Global Control Register Values */
#define ICH_GLOB_CTL_GIE 0x00000001
#define ICH_GLOB_CTL_COLD 0x00000002 /* negate */
#define ICH_GLOB_CTL_WARM 0x00000004
#define ICH_GLOB_CTL_SHUT 0x00000008
#define ICH_GLOB_CTL_PRES 0x00000010
#define ICH_GLOB_CTL_SRES 0x00000020
/* Global Status Register Values */
#define ICH_GLOB_STA_GSCI 0x00000001
#define ICH_GLOB_STA_MIINT 0x00000002
#define ICH_GLOB_STA_MOINT 0x00000004
#define ICH_GLOB_STA_PIINT 0x00000020
#define ICH_GLOB_STA_POINT 0x00000040
#define ICH_GLOB_STA_MINT 0x00000080
#define ICH_GLOB_STA_PCR 0x00000100
#define ICH_GLOB_STA_SCR 0x00000200
#define ICH_GLOB_STA_PRES 0x00000400
#define ICH_GLOB_STA_SRES 0x00000800
#define ICH_GLOB_STA_SLOT12 0x00007000
#define ICH_GLOB_STA_RCODEC 0x00008000
#define ICH_GLOB_STA_AD3 0x00010000
#define ICH_GLOB_STA_MD3 0x00020000
#define ICH_GLOB_STA_IMASK (ICH_GLOB_STA_MIINT | ICH_GLOB_STA_MOINT | ICH_GLOB_STA_PIINT | ICH_GLOB_STA_POINT | ICH_GLOB_STA_MINT | ICH_GLOB_STA_PRES | ICH_GLOB_STA_SRES)
/* play/record buffer */
#define ICH_BDC_IOC 0x80000000
#define ICH_BDC_BUP 0x40000000