/* $NetBSD: gcscaudioreg.h,v 1.1 2008/12/28 15:16:25 jmcneill Exp $ */
/*-
* Copyright (c) 2008 SHIMIZU Ryo <ryo@nerv.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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _I386_PCI_GCSCAUDIOREG_H_
#define _I386_PCI_GCSCAUDIOREG_H_
/*
* Reference:
* - AMD Geode CS5536 Companion Device Data Book
* http://www.amd.com/files/connectivitysolutions/geode/geode_lx/33238G_cs5536_db.pdf
*/
#define ACC_GLD_MSR_CAP 0x51500000 /* GeodeLinkDevice Capabilities */
/*
* AC97 Audio Codec Controller (ACC) Registers
*/
#define ACC_GPIO_STATUS 0x00 /* Codec GPIO Status Register */
# define ACC_GPIO_STATUS_GPIO_EN 0x80000000 /* GPIO Enable */
# define ACC_GPIO_STATUS_INT_EN 0x40000000 /* Codec GPIO Interrupt Enable */
# define ACC_GPIO_STATUS_WU_INT_EN 0x20000000 /* Codec GPIO Wakeup Interrupt Enable */
# define ACC_GPIO_STATUS_INT_FLAG 0x00200000 /* Codec GPIO Interrupt Flag (Read to Clear) */
# define ACC_GPIO_STATUS_WU_INT_FLAG 0x00100000 /* Codec GPIO Wakeup Interrupt Flag (Read to Clear) */
# define ACC_GPIO_STATUS_PIN_STS_MASK 0x000fffff /* Codec GPIO Pin Status (Read Only) */
#define ACC_GPIO_CNTL 0x04 /* Codec GPIO Control Register */
# define ACC_GPIO_CNTL_PIN_DATA_MASK 0x000fffff /* Codec GPIO Pin Data */
#define ACC_CODEC_REG2ADDR(reg) (((reg) & 0x7f) << 24)
#define ACC_CODEC_ADDR2REG(adr) (((adr) >> 24) & 0x7f)
#define ACC_CODEC_STATUS 0x08 /* Codec Status Register */
# define ACC_CODEC_STATUS_STS_ADD_MASK 0xff000000 /* Codec Status Address (Read Only) */
# define ACC_CODEC_STATUS_PRM_RDY_STS 0x00800000 /* Primary Codec Ready (Read Only) */
# define ACC_CODEC_STATUS_SEC_RDY_STS 0x00400000 /* Secondary Codec Ready (Read Only) */
# define ACC_CODEC_STATUS_SDATAIN2_EN 0x00200000 /* Enable Second Serial Data Input (AC_S_IN2) */
# define ACC_CODEC_STATUS_BM5_SEL 0x00100000 /* Audio Bus Master 5 AC97 Slot Select */
# define ACC_CODEC_STATUS_BM4_SEL 0x00080000 /* Audio Bus Master 4 AC97 Slot Select */
# define ACC_CODEC_STATUS_STS_NEW 0x00020000 /* Codec Status New (Read to Clear) */
# define ACC_CODEC_STATUS_STS_DATA_MASK 0x0000ffff /* Codec Status Data (Read Only) */
#define ACC_CODEC_CNTL 0x0c /* Codec Control Register */
# define ACC_CODEC_CNTL_RW_CMD 0x80000000 /* Codec Read/Write Command */
# define ACC_CODEC_CNTL_READ_CMD 0x80000000 /* Codec Read Command */
# define ACC_CODEC_CNTL_WRITE_CMD 0x00000000 /* Codec Write Command */
# define ACC_CODEC_CNTL_ADD_MASK 0x7f000000 /* CMD_ADD Codec Command Address */
# define ACC_CODEC_CNTL_COMM_SEL_MASK 0x00c00000 /* COMM_SEL Audio Codec Communication */
# define ACC_CODEC_CNTL_PD_PRIM 0x00200000 /* Power-down Semaphore for Primary Codec */
# define ACC_CODEC_CNTL_PD_SEC 0x00100000 /* Power-down Semaphore for Secondary Codec */
# define ACC_CODEC_CNTL_LNK_SHTDWN 0x00040000 /* AC Link Shutdown */
# define ACC_CODEC_CNTL_LNK_WRM_RST 0x00020000 /* AC Link Warm Reset */
# define ACC_CODEC_CNTL_CMD_NEW 0x00010000 /* Codec Command New */
# define ACC_CODEC_CNTL_CMD_DATA_MASK 0x0000ffff /* Codec Command Data */
#define ACC_IRQ_STATUS 0x12 /* Second Level Audio IRQ Status Register */
# define ACC_IRQ_STATUS_BM7_IRQ_STS 0x0200 /* Audio Bus Master 7 IRQ Status */
# define ACC_IRQ_STATUS_BM6_IRQ_STS 0x0100 /* Audio Bus Master 6 IRQ Status */
# define ACC_IRQ_STATUS_BM5_IRQ_STS 0x0080 /* Audio Bus Master 5 IRQ Status */
# define ACC_IRQ_STATUS_BM4_IRQ_STS 0x0040 /* Audio Bus Master 4 IRQ Status */
# define ACC_IRQ_STATUS_BM3_IRQ_STS 0x0020 /* Audio Bus Master 3 IRQ Status */
# define ACC_IRQ_STATUS_BM2_IRQ_STS 0x0010 /* Audio Bus Master 2 IRQ Status */
# define ACC_IRQ_STATUS_BM1_IRQ_STS 0x0008 /* Audio Bus Master 1 IRQ Status */
# define ACC_IRQ_STATUS_BM0_IRQ_STS 0x0004 /* Audio Bus Master 0 IRQ Status */
# define ACC_IRQ_STATUS_WU_IRQ_STS 0x0002 /* Codec GPIO Wakeup IRQ Status */
# define ACC_IRQ_STATUS_IRQ_STS 0x0001 /* Codec GPIO IRQ Status */
#define ACC_ENGINE_CNTL 0x14 /* Bus Master Engine Control Register */
# define ACC_ENGINE_CNTL_SSND_MODE 0x00000001 /* Surround Sound (5.1) Synchronization Mode */
#define ACC_BM0_CMD 0x20 /* Bus Master 0 Command */
#define ACC_BM0_STATUS 0x21 /* Bus Master 0 IRQ Status */
#define ACC_BM0_PRD 0x24 /* Bus Master 0 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 /* Bus Master 1 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 /* Bus Master 2 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 /* Bus Master 3 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 /* Bus Master 4 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 /* Bus Master 5 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 /* Bus Master 6 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 /* Bus Master 7 PRD Table Address */
# define ACC_BMx_CMD_RW_MASK 0x08
# define ACC_BMx_CMD_READ 0x08 /* Codec to Memory */
# define ACC_BMx_CMD_WRITE 0x00 /* Memory to Codec */
# define ACC_BMx_CMD_BYTE_ORD_MASK 0x04
# define ACC_BMx_CMD_BYTE_ORD_EL 0x00 /* Little Endian */
# define ACC_BMx_CMD_BYTE_ORD_EB 0x04 /* Big Endian */
# define ACC_BMx_CMD_BM_CTL_MASK 0x03
# define ACC_BMx_CMD_BM_CTL_DISABLE 0x00 /* Disable bus master */
# define ACC_BMx_CMD_BM_CTL_ENABLE 0x01 /* Enable bus master */
# define ACC_BMx_CMD_BM_CTL_PAUSE 0x03 /* Pause bus master */
# define ACC_BMx_STATUS_BM_EOP_ERR 0x02 /* Bus Master Error */
# define ACC_BMx_STATUS_EOP 0x01 /* End of Page */
/* PRD - Physical Region Descriptor Table (addressed by ACC_BMx_PRD) */
struct acc_prd {
uint32_t address;
uint32_t ctrlsize;
#define ACC_BMx_PRD_CTRL_EOT 0x80000000
#define ACC_BMx_PRD_CTRL_EOP 0x40000000
#define ACC_BMx_PRD_CTRL_JMP 0x20000000
#define ACC_BMx_PRD_SIZE_MASK 0x0000ffff
};
#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 */
#endif /* _I386_PCI_GCSCAUDIOREG_H_ */