diff options
Diffstat (limited to 'kernel/drv/oss_cs4281')
-rw-r--r-- | kernel/drv/oss_cs4281/.devices | 1 | ||||
-rw-r--r-- | kernel/drv/oss_cs4281/.name | 1 | ||||
-rw-r--r-- | kernel/drv/oss_cs4281/cs4281.h | 1108 | ||||
-rw-r--r-- | kernel/drv/oss_cs4281/oss_cs4281.c | 1061 | ||||
-rw-r--r-- | kernel/drv/oss_cs4281/oss_cs4281.man | 21 |
5 files changed, 2192 insertions, 0 deletions
diff --git a/kernel/drv/oss_cs4281/.devices b/kernel/drv/oss_cs4281/.devices new file mode 100644 index 0000000..1c415d7 --- /dev/null +++ b/kernel/drv/oss_cs4281/.devices @@ -0,0 +1 @@ +oss_cs4281 pci1013,6005 Crystal CS4281 diff --git a/kernel/drv/oss_cs4281/.name b/kernel/drv/oss_cs4281/.name new file mode 100644 index 0000000..6464db1 --- /dev/null +++ b/kernel/drv/oss_cs4281/.name @@ -0,0 +1 @@ +Crystal CS4281 diff --git a/kernel/drv/oss_cs4281/cs4281.h b/kernel/drv/oss_cs4281/cs4281.h new file mode 100644 index 0000000..f82568f --- /dev/null +++ b/kernel/drv/oss_cs4281/cs4281.h @@ -0,0 +1,1108 @@ +/* + * Purpose: Definitions for the cs4281 driver + */ +/* + * + * This file is part of Open Sound System. + * + * Copyright (C) 4Front Technologies 1996-2008. + * + * This this source file is released under GPL v2 license (no other versions). + * See the COPYING file included in the main directory of this source + * distribution for the license terms and conditions. + * + */ +/***************************************************************************** */ +/* */ +/* HWDEFS.H - Definitions of the registers and data structures used by the */ +/* CS4281 */ +/* */ +/***************************************************************************** */ + +#ifndef _H_HWDEFS +#define _H_HWDEFS + +/***************************************************************************** */ +/* */ +/* The following define the offsets of the registers accessed via base address */ +/* register zero on the CS4281 part. */ +/* */ +/***************************************************************************** */ +#define BA0_HISR 0x00000000L +#define BA0_HICR 0x00000008L +#define BA0_HIMR 0x0000000CL +#define BA0_IIER 0x00000010L +#define BA0_HDSR0 0x000000F0L +#define BA0_HDSR1 0x000000F4L +#define BA0_HDSR2 0x000000F8L +#define BA0_HDSR3 0x000000FCL +#define BA0_DCA0 0x00000110L +#define BA0_DCC0 0x00000114L +#define BA0_DBA0 0x00000118L +#define BA0_DBC0 0x0000011CL +#define BA0_DCA1 0x00000120L +#define BA0_DCC1 0x00000124L +#define BA0_DBA1 0x00000128L +#define BA0_DBC1 0x0000012CL +#define BA0_DCA2 0x00000130L +#define BA0_DCC2 0x00000134L +#define BA0_DBA2 0x00000138L +#define BA0_DBC2 0x0000013CL +#define BA0_DCA3 0x00000140L +#define BA0_DCC3 0x00000144L +#define BA0_DBA3 0x00000148L +#define BA0_DBC3 0x0000014CL +#define BA0_DMR0 0x00000150L +#define BA0_DCR0 0x00000154L +#define BA0_DMR1 0x00000158L +#define BA0_DCR1 0x0000015CL +#define BA0_DMR2 0x00000160L +#define BA0_DCR2 0x00000164L +#define BA0_DMR3 0x00000168L +#define BA0_DCR3 0x0000016CL +#define BA0_DLMR 0x00000170L +#define BA0_DLSR 0x00000174L +#define BA0_FCR0 0x00000180L +#define BA0_FCR1 0x00000184L +#define BA0_FCR2 0x00000188L +#define BA0_FCR3 0x0000018CL +#define BA0_FPDR0 0x00000190L +#define BA0_FPDR1 0x00000194L +#define BA0_FPDR2 0x00000198L +#define BA0_FPDR3 0x0000019CL +#define BA0_FCHS 0x0000020CL +#define BA0_FSIC0 0x00000210L +#define BA0_FSIC1 0x00000214L +#define BA0_FSIC2 0x00000218L +#define BA0_FSIC3 0x0000021CL +#define BA0_PCICFG00 0x00000300L +#define BA0_PCICFG04 0x00000304L +#define BA0_PCICFG08 0x00000308L +#define BA0_PCICFG0C 0x0000030CL +#define BA0_PCICFG10 0x00000310L +#define BA0_PCICFG14 0x00000314L +#define BA0_PCICFG18 0x00000318L +#define BA0_PCICFG1C 0x0000031CL +#define BA0_PCICFG20 0x00000320L +#define BA0_PCICFG24 0x00000324L +#define BA0_PCICFG28 0x00000328L +#define BA0_PCICFG2C 0x0000032CL +#define BA0_PCICFG30 0x00000330L +#define BA0_PCICFG34 0x00000334L +#define BA0_PCICFG38 0x00000338L +#define BA0_PCICFG3C 0x0000033CL +#define BA0_PCICFG40 0x00000340L +#define BA0_PMCS 0x00000344L +#define BA0_CWPR 0x000003E0L +#define BA0_EPPMC 0x000003E4L +#define BA0_GPIOR 0x000003E8L +#define BA0_SPMC 0x000003ECL +#define BA0_CFLR 0x000003F0L +#define BA0_IISR 0x000003F4L +#define BA0_TMS 0x000003F8L +#define BA0_SSVID 0x000003FCL +#define BA0_CLKCR1 0x00000400L +#define BA0_FRR 0x00000410L +#define BA0_SLT12O 0x0000041CL +#define BA0_SERMC 0x00000420L +#define BA0_SERC1 0x00000428L +#define BA0_SERC2 0x0000042CL +#define BA0_SLT12M 0x0000045CL +#define BA0_ACCTL 0x00000460L +#define BA0_ACSTS 0x00000464L +#define BA0_ACOSV 0x00000468L +#define BA0_ACCAD 0x0000046CL +#define BA0_ACCDA 0x00000470L +#define BA0_ACISV 0x00000474L +#define BA0_ACSAD 0x00000478L +#define BA0_ACSDA 0x0000047CL +#define BA0_JSPT 0x00000480L +#define BA0_JSCTL 0x00000484L +#define BA0_MIDCR 0x00000490L +#define BA0_MIDCMD 0x00000494L +#define BA0_MIDSR 0x00000494L +#define BA0_MIDWP 0x00000498L +#define BA0_MIDRP 0x0000049CL +#define BA0_AODSD1 0x000004A8L +#define BA0_AODSD2 0x000004ACL +#define BA0_CFGI 0x000004B0L +#define BA0_SLT12M2 0x000004DCL +#define BA0_ACSTS2 0x000004E4L +#define BA0_ACISV2 0x000004F4L +#define BA0_ACSAD2 0x000004F8L +#define BA0_ACSDA2 0x000004FCL +#define BA0_IOTGP 0x00000500L +#define BA0_IOTSB 0x00000504L +#define BA0_IOTFM 0x00000508L +#define BA0_IOTDMA 0x0000050CL +#define BA0_IOTAC0 0x00000500L +#define BA0_IOTAC1 0x00000504L +#define BA0_IOTAC2 0x00000508L +#define BA0_IOTAC3 0x0000050CL +#define BA0_IOTPCP 0x0000052CL +#define BA0_IOTCC 0x00000530L +#define BA0_IOTCR 0x0000058CL +#define BA0_PCPRR 0x00000600L +#define BA0_PCPGR 0x00000604L +#define BA0_PCPCR 0x00000608L +#define BA0_PCPCIEN 0x00000608L +#define BA0_SBMAR 0x00000700L +#define BA0_SBMDR 0x00000704L +#define BA0_SBRR 0x00000708L +#define BA0_SBRDP 0x0000070CL +#define BA0_SBWDP 0x00000710L +#define BA0_SBWBS 0x00000710L +#define BA0_SBRBS 0x00000714L +#define BA0_FMSR 0x00000730L +#define BA0_B0AP 0x00000730L +#define BA0_FMDP 0x00000734L +#define BA0_B1AP 0x00000738L +#define BA0_B1DP 0x0000073CL +#define BA0_SSPM 0x00000740L +#define BA0_DACSR 0x00000744L +#define BA0_ADCSR 0x00000748L +#define BA0_SSCR 0x0000074CL +#define BA0_FMLVC 0x00000754L +#define BA0_FMRVC 0x00000758L +#define BA0_SRCSA 0x0000075CL +#define BA0_PPLVC 0x00000760L +#define BA0_PPRVC 0x00000764L +#define BA0_PASR 0x00000768L +#define BA0_CASR 0x0000076CL + +/***************************************************************************** */ +/* */ +/* The following define the offsets of the AC97 shadow registers, which appear */ +/* as a virtual extension to the base address register zero memory range. */ +/* */ +/***************************************************************************** */ +#define AC97_REG_OFFSET_MASK 0x0000007EL +#define AC97_CODEC_NUMBER_MASK 0x00003000L + +#define BA0_AC97_RESET 0x00001000L +#define BA0_AC97_MASTER_VOLUME 0x00001002L +#define BA0_AC97_HEADPHONE_VOLUME 0x00001004L +#define BA0_AC97_MASTER_VOLUME_MONO 0x00001006L +#define BA0_AC97_MASTER_TONE 0x00001008L +#define BA0_AC97_PC_BEEP_VOLUME 0x0000100AL +#define BA0_AC97_PHONE_VOLUME 0x0000100CL +#define BA0_AC97_MIC_VOLUME 0x0000100EL +#define BA0_AC97_LINE_IN_VOLUME 0x00001010L +#define BA0_AC97_CD_VOLUME 0x00001012L +#define BA0_AC97_VIDEO_VOLUME 0x00001014L +#define BA0_AC97_AUX_VOLUME 0x00001016L +#define BA0_AC97_PCM_OUT_VOLUME 0x00001018L +#define BA0_AC97_RECORD_SELECT 0x0000101AL +#define BA0_AC97_RECORD_GAIN 0x0000101CL +#define BA0_AC97_RECORD_GAIN_MIC 0x0000101EL +#define BA0_AC97_GENERAL_PURPOSE 0x00001020L +#define BA0_AC97_3D_CONTROL 0x00001022L +#define BA0_AC97_MODEM_RATE 0x00001024L +#define BA0_AC97_POWERDOWN 0x00001026L +#define BA0_AC97_EXT_AUDIO_ID 0x00001028L +#define BA0_AC97_EXT_AUDIO_POWER 0x0000102AL +#define BA0_AC97_PCM_FRONT_DAC_RATE 0x0000102CL +#define BA0_AC97_PCM_SURR_DAC_RATE 0x0000102EL +#define BA0_AC97_PCM_LFE_DAC_RATE 0x00001030L +#define BA0_AC97_PCM_LR_ADC_RATE 0x00001032L +#define BA0_AC97_MIC_ADC_RATE 0x00001034L +#define BA0_AC97_6CH_VOL_C_LFE 0x00001036L +#define BA0_AC97_6CH_VOL_SURROUND 0x00001038L +#define BA0_AC97_RESERVED_3A 0x0000103AL +#define BA0_AC97_EXT_MODEM_ID 0x0000103CL +#define BA0_AC97_EXT_MODEM_POWER 0x0000103EL +#define BA0_AC97_LINE1_CODEC_RATE 0x00001040L +#define BA0_AC97_LINE2_CODEC_RATE 0x00001042L +#define BA0_AC97_HANDSET_CODEC_RATE 0x00001044L +#define BA0_AC97_LINE1_CODEC_LEVEL 0x00001046L +#define BA0_AC97_LINE2_CODEC_LEVEL 0x00001048L +#define BA0_AC97_HANDSET_CODEC_LEVEL 0x0000104AL +#define BA0_AC97_GPIO_PIN_CONFIG 0x0000104CL +#define BA0_AC97_GPIO_PIN_TYPE 0x0000104EL +#define BA0_AC97_GPIO_PIN_STICKY 0x00001050L +#define BA0_AC97_GPIO_PIN_WAKEUP 0x00001052L +#define BA0_AC97_GPIO_PIN_STATUS 0x00001054L +#define BA0_AC97_MISC_MODEM_AFE_STAT 0x00001056L +#define BA0_AC97_RESERVED_58 0x00001058L +#define BA0_AC97_CRYSTAL_REV_N_FAB_ID 0x0000105AL +#define BA0_AC97_TEST_AND_MISC_CTRL 0x0000105CL +#define BA0_AC97_AC_MODE 0x0000105EL +#define BA0_AC97_MISC_CRYSTAL_CONTROL 0x00001060L +#define BA0_AC97_LINE1_HYPRID_CTRL 0x00001062L +#define BA0_AC97_VENDOR_RESERVED_64 0x00001064L +#define BA0_AC97_VENDOR_RESERVED_66 0x00001066L +#define BA0_AC97_SPDIF_CONTROL 0x00001068L +#define BA0_AC97_VENDOR_RESERVED_6A 0x0000106AL +#define BA0_AC97_VENDOR_RESERVED_6C 0x0000106CL +#define BA0_AC97_VENDOR_RESERVED_6E 0x0000106EL +#define BA0_AC97_VENDOR_RESERVED_70 0x00001070L +#define BA0_AC97_VENDOR_RESERVED_72 0x00001072L +#define BA0_AC97_VENDOR_RESERVED_74 0x00001074L +#define BA0_AC97_CAL_ADDRESS 0x00001076L +#define BA0_AC97_CAL_DATA 0x00001078L +#define BA0_AC97_VENDOR_RESERVED_7A 0x0000107AL +#define BA0_AC97_VENDOR_ID1 0x0000107CL +#define BA0_AC97_VENDOR_ID2 0x0000107EL + +/***************************************************************************** */ +/* */ +/* The following define the offsets of the registers and memories accessed via */ +/* base address register one on the CS4281 part. */ +/* */ +/***************************************************************************** */ + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the host interrupt status */ +/* register. */ +/* */ +/***************************************************************************** */ +#define HISR_HVOLMASK 0x00000003L +#define HISR_VDNI 0x00000001L +#define HISR_VUPI 0x00000002L +#define HISR_GP1I 0x00000004L +#define HISR_GP3I 0x00000008L +#define HISR_GPSI 0x00000010L +#define HISR_GPPI 0x00000020L +#define HISR_DMAI 0x00040000L +#define HISR_FIFOI 0x00100000L +#define HISR_HVOL 0x00200000L +#define HISR_MIDI 0x00400000L +#define HISR_SBINT 0x00800000L +#define HISR_INTENA 0x80000000UL +#define HISR_DMA_MASK 0x00000F00L +#define HISR_FIFO_MASK 0x0000F000L +#define HISR_DMA_SHIFT 8L +#define HISR_FIFO_SHIFT 12L +#define HISR_FIFO0 0x00001000L +#define HISR_FIFO1 0x00002000L +#define HISR_FIFO2 0x00004000L +#define HISR_FIFO3 0x00008000L +#define HISR_DMA0 0x00000100L +#define HISR_DMA1 0x00000200L +#define HISR_DMA2 0x00000400L +#define HISR_DMA3 0x00000800L +#define HISR_RESERVED 0x40000000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the host interrupt control */ +/* register. */ +/* */ +/***************************************************************************** */ +#define HICR_IEV 0x00000001L +#define HICR_CHGM 0x00000002L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the DMA Mode Register n */ +/* (DMRn) */ +/* */ +/***************************************************************************** */ +#define DMRn_TR_MASK 0x0000000CL +#define DMRn_TR_SHIFT 2L +#define DMRn_AUTO 0x00000010L +#define DMRn_TR_READ 0x00000008L +#define DMRn_TR_WRITE 0x00000004L +#define DMRn_TYPE_MASK 0x000000C0L +#define DMRn_TYPE_SHIFT 6L +#define DMRn_SIZE8 0x00010000L +#define DMRn_MONO 0x00020000L +#define DMRn_BEND 0x00040000L +#define DMRn_USIGN 0x00080000L +#define DMRn_SIZE20 0x00100000L +#define DMRn_SWAPC 0x00400000L +#define DMRn_CBC 0x01000000L +#define DMRn_TBC 0x02000000L +#define DMRn_POLL 0x10000000L +#define DMRn_DMA 0x20000000L +#define DMRn_FSEL_MASK 0xC0000000L +#define DMRn_FSEL_SHIFT 30L +#define DMRn_FSEL0 0x00000000L +#define DMRn_FSEL1 0x40000000L +#define DMRn_FSEL2 0x80000000L +#define DMRn_FSEL3 0xC0000000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the DMA Command Register n */ +/* (DCRn) */ +/* */ +/***************************************************************************** */ +#define DCRn_HTCIE 0x00020000L +#define DCRn_TCIE 0x00010000L +#define DCRn_MSK 0x00000001L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the FIFO Control */ +/* register n.(FCRn) */ +/* */ +/***************************************************************************** */ +#define FCRn_OF_MASK 0x0000007FL +#define FCRn_OF_SHIFT 0L +#define FCRn_SZ_MASK 0x00007F00L +#define FCRn_SZ_SHIFT 8L +#define FCRn_LS_MASK 0x001F0000L +#define FCRn_LS_SHIFT 16L +#define FCRn_RS_MASK 0x1F000000L +#define FCRn_RS_SHIFT 24L +#define FCRn_FEN 0x80000000UL +#define FCRn_PSH 0x20000000L +#define FCRn_DACZ 0x40000000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the serial port Power Management */ +/* control register.(SPMC) */ +/* */ +/***************************************************************************** */ +#define SPMC_RSTN 0x00000001L +#define SPMC_ASYN 0x00000002L +#define SPMC_WUP1 0x00000004L +#define SPMC_WUP2 0x00000008L +#define SPMC_ASDI2E 0x00000100L +#define SPMC_ESSPD 0x00000200L +#define SPMC_GISPEN 0x00004000L +#define SPMC_GIPPEN 0x00008000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the Configuration Load register. */ +/* (CFLR) */ +/* */ +/***************************************************************************** */ +#define CFLR_CLOCK_SOURCE_MASK 0x00000003L +#define CFLR_CLOCK_SOURCE_AC97 0x00000001L + +#define CFLR_CB0_MASK 0x000000FFL +#define CFLR_CB1_MASK 0x0000FF00L +#define CFLR_CB2_MASK 0x00FF0000L +#define CFLR_CB3_MASK 0xFF000000L +#define CFLR_CB0_SHIFT 0L +#define CFLR_CB1_SHIFT 8L +#define CFLR_CB2_SHIFT 16L +#define CFLR_CB3_SHIFT 24L + +#define IOTCR_DMA0 0x00000000L +#define IOTCR_DMA1 0x00000400L +#define IOTCR_DMA2 0x00000800L +#define IOTCR_DMA3 0x00000C00L +#define IOTCR_CCLS 0x00000100L +#define IOTCR_PCPCI 0x00000200L +#define IOTCR_DDMA 0x00000300L + +#define SBWBS_WBB 0x00000080L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the SRC Slot Assignment Register */ +/* (SRCSA) */ +/* */ +/***************************************************************************** */ +#define SRCSA_PLSS_MASK 0x0000001FL +#define SRCSA_PLSS_SHIFT 0L +#define SRCSA_PRSS_MASK 0x00001F00L +#define SRCSA_PRSS_SHIFT 8L +#define SRCSA_CLSS_MASK 0x001F0000L +#define SRCSA_CLSS_SHIFT 16L +#define SRCSA_CRSS_MASK 0x1F000000L +#define SRCSA_CRSS_SHIFT 24L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the Sound System Power Management */ +/* register.(SSPM) */ +/* */ +/***************************************************************************** */ +#define SSPM_FPDN 0x00000080L +#define SSPM_MIXEN 0x00000040L +#define SSPM_CSRCEN 0x00000020L +#define SSPM_PSRCEN 0x00000010L +#define SSPM_JSEN 0x00000008L +#define SSPM_ACLEN 0x00000004L +#define SSPM_FMEN 0x00000002L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the Sound System Control */ +/* Register. (SSCR) */ +/* */ +/***************************************************************************** */ +#define SSCR_SB 0x00000004L +#define SSCR_HVC 0x00000008L +#define SSCR_LPFIFO 0x00000040L +#define SSCR_LPSRC 0x00000080L +#define SSCR_XLPSRC 0x00000100L +#define SSCR_MVMD 0x00010000L +#define SSCR_MVAD 0x00020000L +#define SSCR_MVLD 0x00040000L +#define SSCR_MVCS 0x00080000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the Clock Control Register 1. */ +/* (CLKCR1) */ +/* */ +/***************************************************************************** */ +#define CLKCR1_DLLSS_MASK 0x0000000CL +#define CLKCR1_DLLSS_SHIFT 2L +#define CLKCR1_DLLP 0x00000010L +#define CLKCR1_SWCE 0x00000020L +#define CLKCR1_DLLOS 0x00000040L +#define CLKCR1_CKRA 0x00010000L +#define CLKCR1_CKRN 0x00020000L +#define CLKCR1_DLLRDY 0x01000000L +#define CLKCR1_CLKON 0x02000000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the Sound Blaster Read Buffer */ +/* Status.(SBRBS) */ +/* */ +/***************************************************************************** */ +#define SBRBS_RD_MASK 0x0000007FL +#define SBRBS_RD_SHIFT 0L +#define SBRBS_RBF 0x00000080L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the serial port master control */ +/* register.(SERMC) */ +/* */ +/***************************************************************************** */ +#define SERMC_MSPE 0x00000001L +#define SERMC_PTC_MASK 0x0000000EL +#define SERMC_PTC_SHIFT 1L +#define SERMC_PTC_AC97 0x00000002L +#define SERMC_PLB 0x00000010L +#define SERMC_PXLB 0x00000020L +#define SERMC_LOFV 0x00080000L +#define SERMC_SLB 0x00100000L +#define SERMC_SXLB 0x00200000L +#define SERMC_ODSEN1 0x01000000L +#define SERMC_ODSEN2 0x02000000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the General Purpose I/O Register. */ +/* (GPIOR) */ +/* */ +/***************************************************************************** */ +#define GPIOR_VDNS 0x00000001L +#define GPIOR_VUPS 0x00000002L +#define GPIOR_GP1S 0x00000004L +#define GPIOR_GP3S 0x00000008L +#define GPIOR_GPSS 0x00000010L +#define GPIOR_GPPS 0x00000020L +#define GPIOR_GP1D 0x00000400L +#define GPIOR_GP3D 0x00000800L +#define GPIOR_VDNLT 0x00010000L +#define GPIOR_VDNPO 0x00020000L +#define GPIOR_VDNST 0x00040000L +#define GPIOR_VDNW 0x00080000L +#define GPIOR_VUPLT 0x00100000L +#define GPIOR_VUPPO 0x00200000L +#define GPIOR_VUPST 0x00400000L +#define GPIOR_VUPW 0x00800000L +#define GPIOR_GP1OE 0x01000000L +#define GPIOR_GP1PT 0x02000000L +#define GPIOR_GP1ST 0x04000000L +#define GPIOR_GP1W 0x08000000L +#define GPIOR_GP3OE 0x10000000L +#define GPIOR_GP3PT 0x20000000L +#define GPIOR_GP3ST 0x40000000L +#define GPIOR_GP3W 0x80000000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the clock control register 1. */ +/* */ +/***************************************************************************** */ +#define CLKCR1_OSCS 0x00000001L +#define CLKCR1_OSCP 0x00000002L +#define CLKCR1_PLLSS_MASK 0x0000000CL +#define CLKCR1_PLLSS_SERIAL 0x00000000L +#define CLKCR1_PLLSS_CRYSTAL 0x00000004L +#define CLKCR1_PLLSS_PCI 0x00000008L +#define CLKCR1_PLLSS_RESERVED 0x0000000CL +#define CLKCR1_PLLP 0x00000010L +#define CLKCR1_SWCE 0x00000020L +#define CLKCR1_PLLOS 0x00000040L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the feature reporting register. */ +/* */ +/***************************************************************************** */ +#define FRR_FAB_MASK 0x00000003L +#define FRR_MASK_MASK 0x0000001CL +#define FRR_ID_MASK 0x00003000L +#define FRR_FAB_SHIFT 0L +#define FRR_MASK_SHIFT 2L +#define FRR_ID_SHIFT 12L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the serial port 1 configuration */ +/* register. */ +/* */ +/***************************************************************************** */ +#define SERC1_VALUE 0x00000003L +#define SERC1_SO1EN 0x00000001L +#define SERC1_SO1F_MASK 0x0000000EL +#define SERC1_SO1F_CS423X 0x00000000L +#define SERC1_SO1F_AC97 0x00000002L +#define SERC1_SO1F_DAC 0x00000004L +#define SERC1_SO1F_SPDIF 0x00000006L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the serial port 2 configuration */ +/* register. */ +/* */ +/***************************************************************************** */ +#define SERC2_VALUE 0x00000003L +#define SERC2_SI1EN 0x00000001L +#define SERC2_SI1F_MASK 0x0000000EL +#define SERC2_SI1F_CS423X 0x00000000L +#define SERC2_SI1F_AC97 0x00000002L +#define SERC2_SI1F_ADC 0x00000004L +#define SERC2_SI1F_SPDIF 0x00000006L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 control register. */ +/* */ +/***************************************************************************** */ +#define ACCTL_ESYN 0x00000002L +#define ACCTL_VFRM 0x00000004L +#define ACCTL_DCV 0x00000008L +#define ACCTL_CRW 0x00000010L +#define ACCTL_TC 0x00000040L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 status register. */ +/* */ +/***************************************************************************** */ +#define ACSTS_CRDY 0x00000001L +#define ACSTS_VSTS 0x00000002L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 output slot valid */ +/* register. */ +/* */ +/***************************************************************************** */ +#define ACOSV_SLV3 0x00000001L +#define ACOSV_SLV4 0x00000002L +#define ACOSV_SLV5 0x00000004L +#define ACOSV_SLV6 0x00000008L +#define ACOSV_SLV7 0x00000010L +#define ACOSV_SLV8 0x00000020L +#define ACOSV_SLV9 0x00000040L +#define ACOSV_SLV10 0x00000080L +#define ACOSV_SLV11 0x00000100L +#define ACOSV_SLV12 0x00000200L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 command address */ +/* register. */ +/* */ +/***************************************************************************** */ +#define ACCAD_CI_MASK 0x0000007FL +#define ACCAD_CI_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 command data register. */ +/* */ +/***************************************************************************** */ +#define ACCDA_CD_MASK 0x0000FFFFL +#define ACCDA_CD_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 input slot valid */ +/* register. */ +/* */ +/***************************************************************************** */ +#define ACISV_ISV3 0x00000001L +#define ACISV_ISV4 0x00000002L +#define ACISV_ISV5 0x00000004L +#define ACISV_ISV6 0x00000008L +#define ACISV_ISV7 0x00000010L +#define ACISV_ISV8 0x00000020L +#define ACISV_ISV9 0x00000040L +#define ACISV_ISV10 0x00000080L +#define ACISV_ISV11 0x00000100L +#define ACISV_ISV12 0x00000200L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 status address */ +/* register. */ +/* */ +/***************************************************************************** */ +#define ACSAD_SI_MASK 0x0000007FL +#define ACSAD_SI_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 status data register. */ +/* */ +/***************************************************************************** */ +#define ACSDA_SD_MASK 0x0000FFFFL +#define ACSDA_SD_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the I/O trap address and control */ +/* registers (all 12). */ +/* */ +/***************************************************************************** */ +#define IOTAC_SA_MASK 0x0000FFFFL +#define IOTAC_MSK_MASK 0x000F0000L +#define IOTAC_IODC_MASK 0x06000000L +#define IOTAC_IODC_16_BIT 0x00000000L +#define IOTAC_IODC_10_BIT 0x02000000L +#define IOTAC_IODC_12_BIT 0x04000000L +#define IOTAC_WSPI 0x08000000L +#define IOTAC_RSPI 0x10000000L +#define IOTAC_WSE 0x20000000L +#define IOTAC_WE 0x40000000L +#define IOTAC_RE 0x80000000L +#define IOTAC_SA_SHIFT 0L +#define IOTAC_MSK_SHIFT 16L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the PC/PCI master enable */ +/* register. */ +/* */ +/***************************************************************************** */ +#define PCPCIEN_EN 0x00000001L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the joystick poll/trigger */ +/* register. */ +/* */ +/***************************************************************************** */ +#define JSPT_CAX 0x00000001L +#define JSPT_CAY 0x00000002L +#define JSPT_CBX 0x00000004L +#define JSPT_CBY 0x00000008L +#define JSPT_BA1 0x00000010L +#define JSPT_BA2 0x00000020L +#define JSPT_BB1 0x00000040L +#define JSPT_BB2 0x00000080L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the joystick control register. */ +/* */ +/***************************************************************************** */ +#define JSCTL_SP_MASK 0x00000003L +#define JSCTL_SP_SLOW 0x00000000L +#define JSCTL_SP_MEDIUM_SLOW 0x00000001L +#define JSCTL_SP_MEDIUM_FAST 0x00000002L +#define JSCTL_SP_FAST 0x00000003L +#define JSCTL_ARE 0x00000004L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the MIDI control register. */ +/* */ +/***************************************************************************** */ +#define MIDCR_TXE 0x00000001L +#define MIDCR_RXE 0x00000002L +#define MIDCR_RIE 0x00000004L +#define MIDCR_TIE 0x00000008L +#define MIDCR_MLB 0x00000010L +#define MIDCR_MRST 0x00000020L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the MIDI status register. */ +/* */ +/***************************************************************************** */ +#define MIDSR_TBF 0x00000040L +#define MIDSR_RBE 0x00000080L +#define MIDSR_RDA 0x00008000L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the MIDI write port register. */ +/* */ +/***************************************************************************** */ +#define MIDWP_MWD_MASK 0x000000FFL +#define MIDWP_MWD_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the MIDI read port register. */ +/* */ +/***************************************************************************** */ +#define MIDRP_MRD_MASK 0x000000FFL +#define MIDRP_MRD_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the configuration interface */ +/* register. */ +/* */ +/***************************************************************************** */ +#define CFGI_CLK 0x00000001L +#define CFGI_DOUT 0x00000002L +#define CFGI_DIN_EEN 0x00000004L +#define CFGI_EELD 0x00000008L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the subsystem ID and vendor ID */ +/* register. */ +/* */ +/***************************************************************************** */ +#define SSVID_VID_MASK 0x0000FFFFL +#define SSVID_SID_MASK 0xFFFF0000L +#define SSVID_VID_SHIFT 0L +#define SSVID_SID_SHIFT 16L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the GPIO pin interface register. */ +/* */ +/***************************************************************************** */ +#define GPIOR_VOLDN 0x00000001L +#define GPIOR_VOLUP 0x00000002L +#define GPIOR_SI2D 0x00000004L +#define GPIOR_SI2OE 0x00000008L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 status register 2. */ +/* */ +/***************************************************************************** */ +#define ACSTS2_CRDY 0x00000001L +#define ACSTS2_VSTS 0x00000002L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 input slot valid */ +/* register 2. */ +/* */ +/***************************************************************************** */ +#define ACISV2_ISV3 0x00000001L +#define ACISV2_ISV4 0x00000002L +#define ACISV2_ISV5 0x00000004L +#define ACISV2_ISV6 0x00000008L +#define ACISV2_ISV7 0x00000010L +#define ACISV2_ISV8 0x00000020L +#define ACISV2_ISV9 0x00000040L +#define ACISV2_ISV10 0x00000080L +#define ACISV2_ISV11 0x00000100L +#define ACISV2_ISV12 0x00000200L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 status address */ +/* register 2. */ +/* */ +/***************************************************************************** */ +#define ACSAD2_SI_MASK 0x0000007FL +#define ACSAD2_SI_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the AC97 status data register 2. */ +/* */ +/***************************************************************************** */ +#define ACSDA2_SD_MASK 0x0000FFFFL +#define ACSDA2_SD_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the I/O trap control register. */ +/* */ +/***************************************************************************** */ +#define IOTCR_ITD 0x00000001L +#define IOTCR_HRV 0x00000002L +#define IOTCR_SRV 0x00000004L +#define IOTCR_DTI 0x00000008L +#define IOTCR_DFI 0x00000010L +#define IOTCR_DDP 0x00000020L +#define IOTCR_JTE 0x00000040L +#define IOTCR_PPE 0x00000080L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the I/O trap address and control */ +/* registers for Hardware Master Volume. */ +/* */ +/***************************************************************************** */ +#define IOTGP_SA_MASK 0x0000FFFFL +#define IOTGP_MSK_MASK 0x000F0000L +#define IOTGP_IODC_MASK 0x06000000L +#define IOTGP_IODC_16_BIT 0x00000000L +#define IOTGP_IODC_10_BIT 0x02000000L +#define IOTGP_IODC_12_BIT 0x04000000L +#define IOTGP_WSPI 0x08000000L +#define IOTGP_RSPI 0x10000000L +#define IOTGP_WSE 0x20000000L +#define IOTGP_WE 0x40000000L +#define IOTGP_RE 0x80000000L +#define IOTGP_SA_SHIFT 0L +#define IOTGP_MSK_SHIFT 16L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the I/O trap address and control */ +/* registers for Sound Blaster */ +/* */ +/***************************************************************************** */ +#define IOTSB_SA_MASK 0x0000FFFFL +#define IOTSB_MSK_MASK 0x000F0000L +#define IOTSB_IODC_MASK 0x06000000L +#define IOTSB_IODC_16_BIT 0x00000000L +#define IOTSB_IODC_10_BIT 0x02000000L +#define IOTSB_IODC_12_BIT 0x04000000L +#define IOTSB_WSPI 0x08000000L +#define IOTSB_RSPI 0x10000000L +#define IOTSB_WSE 0x20000000L +#define IOTSB_WE 0x40000000L +#define IOTSB_RE 0x80000000L +#define IOTSB_SA_SHIFT 0L +#define IOTSB_MSK_SHIFT 16L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the I/O trap address and control */ +/* registers for FM. */ +/* */ +/***************************************************************************** */ +#define IOTFM_SA_MASK 0x0000FFFFL +#define IOTFM_MSK_MASK 0x000F0000L +#define IOTFM_IODC_MASK 0x06000000L +#define IOTFM_IODC_16_BIT 0x00000000L +#define IOTFM_IODC_10_BIT 0x02000000L +#define IOTFM_IODC_12_BIT 0x04000000L +#define IOTFM_WSPI 0x08000000L +#define IOTFM_RSPI 0x10000000L +#define IOTFM_WSE 0x20000000L +#define IOTFM_WE 0x40000000L +#define IOTFM_RE 0x80000000L +#define IOTFM_SA_SHIFT 0L +#define IOTFM_MSK_SHIFT 16L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the PC/PCI request register. */ +/* */ +/***************************************************************************** */ +#define PCPRR_RDC_MASK 0x00000007L +#define PCPRR_REQ 0x00008000L +#define PCPRR_RDC_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the PC/PCI grant register. */ +/* */ +/***************************************************************************** */ +#define PCPGR_GDC_MASK 0x00000007L +#define PCPGR_VL 0x00008000L +#define PCPGR_GDC_SHIFT 0L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the PC/PCI Control Register. */ +/* */ +/***************************************************************************** */ +#define PCPCR_EN 0x00000001L + +/***************************************************************************** */ +/* */ +/* The following defines are for the flags in the debug index register. */ +/* */ +/***************************************************************************** */ +#define DREG_REGID_MASK 0x0000007FL +#define DREG_DEBUG 0x00000080L +#define DREG_RGBK_MASK 0x00000700L +#define DREG_TRAP 0x00000800L +#if !defined(NO_CS4612) +#if !defined(NO_CS4615) +#define DREG_TRAPX 0x00001000L +#endif +#endif +#define DREG_REGID_SHIFT 0L +#define DREG_RGBK_SHIFT 8L +#define DREG_RGBK_REGID_MASK 0x0000077FL +#define DREG_REGID_R0 0x00000010L +#define DREG_REGID_R1 0x00000011L +#define DREG_REGID_R2 0x00000012L +#define DREG_REGID_R3 0x00000013L +#define DREG_REGID_R4 0x00000014L +#define DREG_REGID_R5 0x00000015L +#define DREG_REGID_R6 0x00000016L +#define DREG_REGID_R7 0x00000017L +#define DREG_REGID_R8 0x00000018L +#define DREG_REGID_R9 0x00000019L +#define DREG_REGID_RA 0x0000001AL +#define DREG_REGID_RB 0x0000001BL +#define DREG_REGID_RC 0x0000001CL +#define DREG_REGID_RD 0x0000001DL +#define DREG_REGID_RE 0x0000001EL +#define DREG_REGID_RF 0x0000001FL +#define DREG_REGID_RA_BUS_LOW 0x00000020L +#define DREG_REGID_RA_BUS_HIGH 0x00000038L +#define DREG_REGID_YBUS_LOW 0x00000050L +#define DREG_REGID_YBUS_HIGH 0x00000058L +#define DREG_REGID_TRAP_0 0x00000100L +#define DREG_REGID_TRAP_1 0x00000101L +#define DREG_REGID_TRAP_2 0x00000102L +#define DREG_REGID_TRAP_3 0x00000103L +#define DREG_REGID_TRAP_4 0x00000104L +#define DREG_REGID_TRAP_5 0x00000105L +#define DREG_REGID_TRAP_6 0x00000106L +#define DREG_REGID_TRAP_7 0x00000107L +#define DREG_REGID_INDIRECT_ADDRESS 0x0000010EL +#define DREG_REGID_TOP_OF_STACK 0x0000010FL +#if !defined(NO_CS4612) +#if !defined(NO_CS4615) +#define DREG_REGID_TRAP_8 0x00000110L +#define DREG_REGID_TRAP_9 0x00000111L +#define DREG_REGID_TRAP_10 0x00000112L +#define DREG_REGID_TRAP_11 0x00000113L +#define DREG_REGID_TRAP_12 0x00000114L +#define DREG_REGID_TRAP_13 0x00000115L +#define DREG_REGID_TRAP_14 0x00000116L +#define DREG_REGID_TRAP_15 0x00000117L +#define DREG_REGID_TRAP_16 0x00000118L +#define DREG_REGID_TRAP_17 0x00000119L +#define DREG_REGID_TRAP_18 0x0000011AL +#define DREG_REGID_TRAP_19 0x0000011BL +#define DREG_REGID_TRAP_20 0x0000011CL +#define DREG_REGID_TRAP_21 0x0000011DL +#define DREG_REGID_TRAP_22 0x0000011EL +#define DREG_REGID_TRAP_23 0x0000011FL +#endif +#endif +#define DREG_REGID_RSA0_LOW 0x00000200L +#define DREG_REGID_RSA0_HIGH 0x00000201L +#define DREG_REGID_RSA1_LOW 0x00000202L +#define DREG_REGID_RSA1_HIGH 0x00000203L +#define DREG_REGID_RSA2 0x00000204L +#define DREG_REGID_RSA3 0x00000205L +#define DREG_REGID_RSI0_LOW 0x00000206L +#define DREG_REGID_RSI0_HIGH 0x00000207L +#define DREG_REGID_RSI1 0x00000208L +#define DREG_REGID_RSI2 0x00000209L +#define DREG_REGID_SAGUSTATUS 0x0000020AL +#define DREG_REGID_RSCONFIG01_LOW 0x0000020BL +#define DREG_REGID_RSCONFIG01_HIGH 0x0000020CL +#define DREG_REGID_RSCONFIG23_LOW 0x0000020DL +#define DREG_REGID_RSCONFIG23_HIGH 0x0000020EL +#define DREG_REGID_RSDMA01E 0x0000020FL +#define DREG_REGID_RSDMA23E 0x00000210L +#define DREG_REGID_RSD0_LOW 0x00000211L +#define DREG_REGID_RSD0_HIGH 0x00000212L +#define DREG_REGID_RSD1_LOW 0x00000213L +#define DREG_REGID_RSD1_HIGH 0x00000214L +#define DREG_REGID_RSD2_LOW 0x00000215L +#define DREG_REGID_RSD2_HIGH 0x00000216L +#define DREG_REGID_RSD3_LOW 0x00000217L +#define DREG_REGID_RSD3_HIGH 0x00000218L +#define DREG_REGID_SRAR_HIGH 0x0000021AL +#define DREG_REGID_SRAR_LOW 0x0000021BL +#define DREG_REGID_DMA_STATE 0x0000021CL +#define DREG_REGID_CURRENT_DMA_STREAM 0x0000021DL +#define DREG_REGID_NEXT_DMA_STREAM 0x0000021EL +#define DREG_REGID_CPU_STATUS 0x00000300L +#define DREG_REGID_MAC_MODE 0x00000301L +#define DREG_REGID_STACK_AND_REPEAT 0x00000302L +#define DREG_REGID_INDEX0 0x00000304L +#define DREG_REGID_INDEX1 0x00000305L +#define DREG_REGID_DMA_STATE_0_3 0x00000400L +#define DREG_REGID_DMA_STATE_4_7 0x00000404L +#define DREG_REGID_DMA_STATE_8_11 0x00000408L +#define DREG_REGID_DMA_STATE_12_15 0x0000040CL +#define DREG_REGID_DMA_STATE_16_19 0x00000410L +#define DREG_REGID_DMA_STATE_20_23 0x00000414L +#define DREG_REGID_DMA_STATE_24_27 0x00000418L +#define DREG_REGID_DMA_STATE_28_31 0x0000041CL +#define DREG_REGID_DMA_STATE_32_35 0x00000420L +#define DREG_REGID_DMA_STATE_36_39 0x00000424L +#define DREG_REGID_DMA_STATE_40_43 0x00000428L +#define DREG_REGID_DMA_STATE_44_47 0x0000042CL +#define DREG_REGID_DMA_STATE_48_51 0x00000430L +#define DREG_REGID_DMA_STATE_52_55 0x00000434L +#define DREG_REGID_DMA_STATE_56_59 0x00000438L +#define DREG_REGID_DMA_STATE_60_63 0x0000043CL +#define DREG_REGID_DMA_STATE_64_67 0x00000440L +#define DREG_REGID_DMA_STATE_68_71 0x00000444L +#define DREG_REGID_DMA_STATE_72_75 0x00000448L +#define DREG_REGID_DMA_STATE_76_79 0x0000044CL +#define DREG_REGID_DMA_STATE_80_83 0x00000450L +#define DREG_REGID_DMA_STATE_84_87 0x00000454L +#define DREG_REGID_DMA_STATE_88_91 0x00000458L +#define DREG_REGID_DMA_STATE_92_95 0x0000045CL +#define DREG_REGID_TRAP_SELECT 0x00000500L +#define DREG_REGID_TRAP_WRITE_0 0x00000500L +#define DREG_REGID_TRAP_WRITE_1 0x00000501L +#define DREG_REGID_TRAP_WRITE_2 0x00000502L +#define DREG_REGID_TRAP_WRITE_3 0x00000503L +#define DREG_REGID_TRAP_WRITE_4 0x00000504L +#define DREG_REGID_TRAP_WRITE_5 0x00000505L +#define DREG_REGID_TRAP_WRITE_6 0x00000506L +#define DREG_REGID_TRAP_WRITE_7 0x00000507L +#if !defined(NO_CS4612) +#if !defined(NO_CS4615) +#define DREG_REGID_TRAP_WRITE_8 0x00000510L +#define DREG_REGID_TRAP_WRITE_9 0x00000511L +#define DREG_REGID_TRAP_WRITE_10 0x00000512L +#define DREG_REGID_TRAP_WRITE_11 0x00000513L +#define DREG_REGID_TRAP_WRITE_12 0x00000514L +#define DREG_REGID_TRAP_WRITE_13 0x00000515L +#define DREG_REGID_TRAP_WRITE_14 0x00000516L +#define DREG_REGID_TRAP_WRITE_15 0x00000517L +#define DREG_REGID_TRAP_WRITE_16 0x00000518L +#define DREG_REGID_TRAP_WRITE_17 0x00000519L +#define DREG_REGID_TRAP_WRITE_18 0x0000051AL +#define DREG_REGID_TRAP_WRITE_19 0x0000051BL +#define DREG_REGID_TRAP_WRITE_20 0x0000051CL +#define DREG_REGID_TRAP_WRITE_21 0x0000051DL +#define DREG_REGID_TRAP_WRITE_22 0x0000051EL +#define DREG_REGID_TRAP_WRITE_23 0x0000051FL +#endif +#endif +#define DREG_REGID_MAC0_ACC0_LOW 0x00000600L +#define DREG_REGID_MAC0_ACC1_LOW 0x00000601L +#define DREG_REGID_MAC0_ACC2_LOW 0x00000602L +#define DREG_REGID_MAC0_ACC3_LOW 0x00000603L +#define DREG_REGID_MAC1_ACC0_LOW 0x00000604L +#define DREG_REGID_MAC1_ACC1_LOW 0x00000605L +#define DREG_REGID_MAC1_ACC2_LOW 0x00000606L +#define DREG_REGID_MAC1_ACC3_LOW 0x00000607L +#define DREG_REGID_MAC0_ACC0_MID 0x00000608L +#define DREG_REGID_MAC0_ACC1_MID 0x00000609L +#define DREG_REGID_MAC0_ACC2_MID 0x0000060AL +#define DREG_REGID_MAC0_ACC3_MID 0x0000060BL +#define DREG_REGID_MAC1_ACC0_MID 0x0000060CL +#define DREG_REGID_MAC1_ACC1_MID 0x0000060DL +#define DREG_REGID_MAC1_ACC2_MID 0x0000060EL +#define DREG_REGID_MAC1_ACC3_MID 0x0000060FL +#define DREG_REGID_MAC0_ACC0_HIGH 0x00000610L +#define DREG_REGID_MAC0_ACC1_HIGH 0x00000611L +#define DREG_REGID_MAC0_ACC2_HIGH 0x00000612L +#define DREG_REGID_MAC0_ACC3_HIGH 0x00000613L +#define DREG_REGID_MAC1_ACC0_HIGH 0x00000614L +#define DREG_REGID_MAC1_ACC1_HIGH 0x00000615L +#define DREG_REGID_MAC1_ACC2_HIGH 0x00000616L +#define DREG_REGID_MAC1_ACC3_HIGH 0x00000617L +#define DREG_REGID_RSHOUT_LOW 0x00000620L +#define DREG_REGID_RSHOUT_MID 0x00000628L +#define DREG_REGID_RSHOUT_HIGH 0x00000630L + +#endif /* _H_HWDEFS */ diff --git a/kernel/drv/oss_cs4281/oss_cs4281.c b/kernel/drv/oss_cs4281/oss_cs4281.c new file mode 100644 index 0000000..45ceaa7 --- /dev/null +++ b/kernel/drv/oss_cs4281/oss_cs4281.c @@ -0,0 +1,1061 @@ +/* + * Purpose: Driver for Crystal PCI audio controller. + */ +/* + * + * This file is part of Open Sound System. + * + * Copyright (C) 4Front Technologies 1996-2008. + * + * This this source file is released under GPL v2 license (no other versions). + * See the COPYING file included in the main directory of this source + * distribution for the license terms and conditions. + * + */ + +#include "oss_cs4281_cfg.h" +#include "midi_core.h" +#include "ac97.h" +#include "oss_pci.h" +#include "cs4281.h" + +#define CRYSTAL_VENDOR_ID 0x1013 +#define CRYSTAL_CS4281_ID 0x6005 + +#if 1 +#define WRITEB(a,d) devc->bRegister0[a] = d +#define READB(a) devc->bRegister0[a] +#define WRITEW(a,d) devc->wRegister0[a>>1] = d +#define READW(a) devc->wRegister0[a>>1] +#define READL(a) (devc->dwRegister0[a>>2]) +#define WRITEL(a, d) devc->dwRegister0[a>>2] = d +#else +#define WRITEB(a,d) PCI_WRITEB(devc->osdev, d, devc->bRegister0[a]) +#define READB(a) PCI_READB(devc->osdev, devc->bRegister0[a]) +#define WRITEW(a,d) PCI_WRITEW(devc->osdev, d, devc->wRegister0[a>>1]) +#define READW(a) PCI_READW(devc->osdev, devc->wRegister0[a>>1]) +#define READL(a) PCI_READL(devc->osdev, devc->dwRegister0[a>>2]) +#define WRITEL(a, d) PCI_WRITEL(devc->osdev, d, devc->dwRegister0[a>>2]) +#endif + +#ifdef OSS_BIG_ENDIAN +static unsigned int +be_swap (unsigned int x) +{ + return ((x & 0x000000ff) << 24) | + ((x & 0x0000ff00) << 8) | + ((x & 0x00ff0000) >> 8) | ((x & 0xff000000) >> 24); +} + +#define LSWAP(x) be_swap(x) +#else +#define LSWAP(x) x +#endif + +#define MAX_PORTC 2 + +typedef struct cs4281_portc +{ + int speed, bits, channels; + int open_mode; + int trigger_bits; + int audio_enabled; + int audiodev; +} +cs4281_portc; + +typedef struct cs4281_devc +{ + oss_device_t *osdev; + char *chip_name; + oss_native_word bar0addr, bar1addr; + unsigned int *bar0virt, *bar1virt; + volatile unsigned int *dwRegister0, *dwRegister1; + volatile unsigned short *wRegister0, *wRegister1; + volatile unsigned char *bRegister0, *bRegister1; + int irq; + volatile unsigned char intr_mask; + oss_mutex_t mutex; + oss_mutex_t low_mutex; + + /* MIDI */ + int midi_opened; + int midi_dev; + oss_midi_inputbyte_t midi_input_intr; + + /* Mixer parameters */ + ac97_devc ac97devc; + int mixer_dev; + + /* Audio parameters */ + cs4281_portc portc[MAX_PORTC]; + int open_mode; + int fm_attached, mpu_attached; +} +cs4281_devc; + + + +static int +ac97_read (void *devc_, int reg) +{ + cs4281_devc *devc = devc_; + int count; + oss_native_word status, value; + oss_native_word flags; + + MUTEX_ENTER_IRQDISABLE (devc->low_mutex, flags); + /* + * Make sure that there is not data sitting around from a previous + * uncompleted access. ACSDA = Status Data Register = 47Ch + */ + status = READL (BA0_ACSDA); + /* Get the actual AC97 register from the offset */ + WRITEL (BA0_ACCAD, reg); + WRITEL (BA0_ACCDA, 0); + WRITEL (BA0_ACCTL, ACCTL_DCV | ACCTL_CRW | ACCTL_VFRM | ACCTL_ESYN); + + /* Wait for the read to occur. */ + for (count = 0; count < 500; count++) + { + /* First, we want to wait for a short time. */ + oss_udelay (10); + /* + * Now, check to see if the read has completed. + * ACCTL = 460h, DCV should be reset by now and 460h = 17h + */ + status = READL (BA0_ACCTL); + if (!(status & ACCTL_DCV)) + { + break; + } + } + + /* Make sure the read completed. */ + if (status & ACCTL_DCV) + { + cmn_err (CE_WARN, "AC97 Read Timedout\n"); + MUTEX_EXIT_IRQRESTORE (devc->low_mutex, flags); + return (-1); + } + + /* Wait for the valid status bit to go active. */ + + for (count = 0; count < 500; count++) + { + /* + * Read the AC97 status register. + * ACSTS = Status Register = 464h + */ + status = READL (BA0_ACSTS); + /* + * See if we have valid status. + * VSTS - Valid Status + */ + if (status & ACSTS_VSTS) + break; + + /* + * Wait for a short while. + */ + oss_udelay (10); + } + /* Make sure we got valid status. */ + if (!(status & ACSTS_VSTS)) + { + cmn_err (CE_WARN, "AC97 Read Timedout\n"); + MUTEX_EXIT_IRQRESTORE (devc->low_mutex, flags); + return (-1); + } + + /* + * Read the data returned from the AC97 register. + * ACSDA = Status Data Register = 474h + */ + value = READL (BA0_ACSDA); + MUTEX_EXIT_IRQRESTORE (devc->low_mutex, flags); + return (value); +} + +static int +ac97_write (void *devc_, int reg, int data) +{ + cs4281_devc *devc = devc_; + int count; + oss_native_word status, flags; + + MUTEX_ENTER_IRQDISABLE (devc->low_mutex, flags); + WRITEL (BA0_ACCAD, reg); + WRITEL (BA0_ACCDA, data); + WRITEL (BA0_ACCTL, ACCTL_DCV | ACCTL_VFRM | ACCTL_ESYN); + for (count = 0; count < 500; count++) + { + /* First, we want to wait for a short time. */ + oss_udelay (10); + /* Now, check to see if the write has completed. */ + /* ACCTL = 460h, DCV should be reset by now and 460h = 07h */ + status = READL (BA0_ACCTL); + if (!(status & ACCTL_DCV)) + break; + } + + /* write didn't completed. */ + if (status & ACCTL_DCV) + { + cmn_err (CE_WARN, "AC97 Write timeout\n"); + MUTEX_EXIT_IRQRESTORE (devc->low_mutex, flags); + return (-1); + } + MUTEX_EXIT_IRQRESTORE (devc->low_mutex, flags); + return 0; +} + + +static int +cs4281intr (oss_device_t * osdev) +{ + cs4281_devc *devc = (cs4281_devc *) osdev->devc; + cs4281_portc *portc; + oss_native_word status, uart_stat; + int i; + int serviced = 0; + +/* Read the Interrupt Status Register */ + status = READL (BA0_HISR); + +/* + * This is the MIDI read interrupt service. First check to see + * if the MIDI interrupt flag is set in the HISR register. Next + * read the MIDI status register. See if Receive Buffer Empty + * is empty (0=FIFO Not empty, 1=FIFO is empty + */ + if ((devc->midi_opened & OPEN_READ) && (status & HISR_MIDI)) + { + serviced = 1; + uart_stat = READL (BA0_MIDSR); +/* + * read one byte of MIDI data and hand it off the the sequencer module + * to decode this. Keep checking to see if the data is available. Stop + * when no more data is there in the FIFO. + */ + while (!(uart_stat & MIDSR_RBE)) + { + unsigned char d; + d = READL (BA0_MIDRP); + + if (devc->midi_opened & OPEN_READ && devc->midi_input_intr) + devc->midi_input_intr (devc->midi_dev, d); + uart_stat = READL (BA0_MIDSR); + } + } +/* Audio interrupt handling */ + if (status & (HISR_INTENA | HISR_DMAI)) + for (i = 0; i < MAX_PORTC; i++) + { + portc = &devc->portc[i]; + if ((status & HISR_DMA0) && (portc->trigger_bits & PCM_ENABLE_OUTPUT)) + { + dmap_t *dmapout = audio_engines[portc->audiodev]->dmap_out; + unsigned int currdac; + int n; + + serviced = 1; + READL (BA0_HDSR0); /* ack the DMA interrupt */ + currdac = READL (BA0_DCA0) - dmapout->dmabuf_phys; + currdac /= dmapout->fragment_size; + n = 0; + while (dmap_get_qhead (dmapout) != currdac + && n++ < dmapout->nfrags) + oss_audio_outputintr (portc->audiodev, 1); + } + + if ((status & HISR_DMA1) && (portc->trigger_bits & PCM_ENABLE_INPUT)) + { + dmap_t *dmapin = audio_engines[portc->audiodev]->dmap_in; + unsigned int curradc; + int n; + + serviced = 1; + READL (BA0_HDSR1); /* ack the DMA interrupt */ + curradc = READL (BA0_DCA1) - dmapin->dmabuf_phys; + curradc /= dmapin->fragment_size; + n = 0; + while (dmap_get_qtail (dmapin) != curradc && n++ < dmapin->nfrags) + oss_audio_inputintr (portc->audiodev, 0); + } + WRITEL (BA0_HICR, HICR_IEV | HICR_CHGM); + } + return serviced; +} + +static int +cs4281_audio_set_rate (int dev, int arg) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + if (arg == 0) + return portc->speed; + if (arg > 48000) + arg = 48000; + if (arg < 6023) + arg = 6023; + portc->speed = arg; + return portc->speed; +} + +static short +cs4281_audio_set_channels (int dev, short arg) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + if ((arg != 1) && (arg != 2)) + return portc->channels; + portc->channels = arg; + return portc->channels; +} + +static unsigned int +cs4281_audio_set_format (int dev, unsigned int arg) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + if (arg == 0) + return portc->bits; + if (!(arg & (AFMT_U8 | AFMT_S16_LE))) + return portc->bits; + portc->bits = arg; + return portc->bits; +} + +/*ARGSUSED*/ +static int +cs4281_audio_ioctl (int dev, unsigned int cmd, ioctl_arg arg) +{ + return OSS_EINVAL; +} + +static void cs4281_audio_trigger (int dev, int state); +static void +cs4281_audio_reset (int dev) +{ + cs4281_audio_trigger (dev, 0); +} + +static void +cs4281_audio_reset_input (int dev) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + cs4281_audio_trigger (dev, portc->trigger_bits & ~PCM_ENABLE_INPUT); +} + +static void +cs4281_audio_reset_output (int dev) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + cs4281_audio_trigger (dev, portc->trigger_bits & ~PCM_ENABLE_OUTPUT); +} + +/*ARGSUSED*/ +static int +cs4281_audio_open (int dev, int mode, int open_flags) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + cs4281_devc *devc = audio_engines[dev]->devc; + oss_native_word flags; + MUTEX_ENTER_IRQDISABLE (devc->mutex, flags); + if (portc->open_mode) + { + MUTEX_EXIT_IRQRESTORE (devc->mutex, flags); + return OSS_EBUSY; + } + + if (devc->open_mode & mode) + { + MUTEX_EXIT_IRQRESTORE (devc->mutex, flags); + return OSS_EBUSY; + } + + devc->open_mode |= mode; + portc->open_mode = mode; + portc->audio_enabled &= ~mode; + MUTEX_EXIT_IRQRESTORE (devc->mutex, flags); + return 0; +} + +static void +cs4281_audio_close (int dev, int mode) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + cs4281_devc *devc = audio_engines[dev]->devc; + cs4281_audio_reset (dev); + portc->open_mode = 0; + devc->open_mode &= ~mode; + portc->audio_enabled &= ~mode; +} + +/*ARGSUSED*/ +static void +cs4281_audio_output_block (int dev, oss_native_word buf, int count, + int fragsize, int intrflag) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + + portc->audio_enabled |= PCM_ENABLE_OUTPUT; + portc->trigger_bits &= ~PCM_ENABLE_OUTPUT; +} + +/*ARGSUSED*/ +static void +cs4281_audio_start_input (int dev, oss_native_word buf, int count, + int fragsize, int intrflag) +{ + cs4281_portc *portc = audio_engines[dev]->portc; + + portc->audio_enabled |= PCM_ENABLE_INPUT; + portc->trigger_bits &= ~PCM_ENABLE_INPUT; +} + +static void +cs4281_audio_trigger (int dev, int state) +{ + cs4281_devc *devc = audio_engines[dev]->devc; + cs4281_portc *portc = audio_engines[dev]->portc; + oss_native_word tmp1; + oss_native_word flags; + MUTEX_ENTER_IRQDISABLE (devc->mutex, flags); + if (portc->open_mode & OPEN_WRITE) + { + if (state & PCM_ENABLE_OUTPUT) + { + if ((portc->audio_enabled & PCM_ENABLE_OUTPUT) && + !(portc->trigger_bits & PCM_ENABLE_OUTPUT)) + { + /* Clear DMA0 channel Mask bit. Start Playing. */ + tmp1 = READL (BA0_DCR0) & ~DCRn_MSK; /*enable DMA */ + WRITEL (BA0_DCR0, tmp1); /* (154h) */ + WRITEL (BA0_HICR, HICR_IEV | HICR_CHGM); /*enable intr */ + portc->trigger_bits |= PCM_ENABLE_OUTPUT; + } + } + else + { + if ((portc->audio_enabled & PCM_ENABLE_OUTPUT) && + (portc->trigger_bits & PCM_ENABLE_OUTPUT)) + { + portc->audio_enabled &= ~PCM_ENABLE_OUTPUT; + portc->trigger_bits &= ~PCM_ENABLE_OUTPUT; + tmp1 = READL (BA0_DCR0) & ~DCRn_MSK; + WRITEL (BA0_DCR0, tmp1 | DCRn_MSK); + } + } + } + if (portc->open_mode & OPEN_READ) + { + if (state & PCM_ENABLE_INPUT) + { + if ((portc->audio_enabled & PCM_ENABLE_INPUT) && + !(portc->trigger_bits & PCM_ENABLE_INPUT)) + { + /* Clear DMA1 channel Mask bit. Start recording. */ + tmp1 = READL (BA0_DCR1) & ~DCRn_MSK; + WRITEL (BA0_DCR1, tmp1); /* (15ch) */ + WRITEL (BA0_HICR, HICR_IEV | HICR_CHGM); /*Set INTENA=1. */ + portc->trigger_bits |= PCM_ENABLE_INPUT; + } + } + else + { + if ((portc->audio_enabled & PCM_ENABLE_INPUT) && + (portc->trigger_bits & PCM_ENABLE_INPUT)) + { + portc->audio_enabled &= ~PCM_ENABLE_INPUT; + portc->trigger_bits &= ~PCM_ENABLE_INPUT; + tmp1 = READL (BA0_DCR1) & ~DCRn_MSK; + WRITEL (BA0_DCR1, tmp1 | DCRn_MSK); + } + } + } + MUTEX_EXIT_IRQRESTORE (devc->mutex, flags); +} + +static int +cs4281_rate (oss_native_word rate) +{ + int val = 0; + + switch (rate) + { + case 8000: + val = 5; + break; + case 11025: + val = 4; + break; + case 16000: + val = 3; + break; + case 22050: + val = 2; + break; + case 44100: + val = 1; + break; + case 48000: + val = 0; + break; + default: + val = 1536000 / rate; + break; + } + return val; +} + +/*ARGSUSED*/ +static int +cs4281_audio_prepare_for_input (int dev, int bsize, int bcount) +{ + cs4281_devc *devc = audio_engines[dev]->devc; + cs4281_portc *portc = audio_engines[dev]->portc; + dmap_t *dmap = audio_engines[dev]->dmap_in; + int count = dmap->bytes_in_use; + oss_native_word recordFormat; + oss_native_word flags; + + MUTEX_ENTER_IRQDISABLE (devc->mutex, flags); + /* set the record rate */ + WRITEL (BA0_ADCSR, cs4281_rate (portc->speed)); /* (748h) */ + /* Start with defaults for the record format */ + /* reg & modify them for the current case. */ + recordFormat = DMRn_DMA | DMRn_AUTO | DMRn_TR_WRITE; + if (portc->channels == 1) /* If mono, */ + recordFormat |= DMRn_MONO; /* Turn on mono bit. */ + if (portc->bits == 8) /* If 8-bit, */ + recordFormat |= (DMRn_SIZE8 | DMRn_USIGN); /* turn on 8bit/unsigned. */ + WRITEL (BA0_DMR1, recordFormat); + /* set input gain to 0db */ + /* ac97_write(devc, BA0_AC97_RECORD_GAIN, 0x0808); */ + if (portc->channels == 2) /* If stereo, */ + count /= 2; /* halve DMA count(stereo); */ + if (portc->bits == 16) /* If 16-bit, */ + count /= 2; + /* Set the physical play buffer address DMA1 Base & Current. */ + WRITEL (BA0_DBA1, dmap->dmabuf_phys); /* (118h) */ + /* Set the sample count(-1) in DMA Base Count register 1. */ + WRITEL (BA0_DBC1, count - 1); + portc->audio_enabled &= ~PCM_ENABLE_INPUT; + portc->trigger_bits &= ~PCM_ENABLE_INPUT; + MUTEX_EXIT_IRQRESTORE (devc->mutex, flags); + return 0; +} + +/*ARGSUSED*/ +static int +cs4281_audio_prepare_for_output (int dev, int bsize, int bcount) +{ + cs4281_devc *devc = audio_engines[dev]->devc; + cs4281_portc *portc = audio_engines[dev]->portc; + dmap_t *dmap = audio_engines[dev]->dmap_out; + int count = dmap->bytes_in_use; + oss_native_word playFormat; + oss_native_word flags; + + MUTEX_ENTER_IRQDISABLE (devc->mutex, flags); + /* Set the sample rate converter */ + WRITEL (BA0_DACSR, cs4281_rate (portc->speed)); + playFormat = DMRn_DMA | DMRn_AUTO | DMRn_TR_READ | (1 << 6); + if (portc->channels == 1) /* If stereo, */ + playFormat |= DMRn_MONO; /* Turn on mono bit. */ + if (portc->bits == 8) /* If 16-bit, */ + playFormat |= (DMRn_SIZE8 | DMRn_USIGN); /* turn on 8-bit/unsigned. */ + WRITEL (BA0_DMR0, playFormat); /* (150h) */ + if (portc->channels == 2) /* If stereo, */ + count /= 2; /* halve DMA count(stereo); */ + if (portc->bits == 16) /* If 16-bit, */ + count /= 2; + /* Set the physical play buffer address DMA0 Base & Current. */ + WRITEL (BA0_DBA0, dmap->dmabuf_phys & ~0x3); /* (118h) */ + /* Set the sample count(-1) in DMA Base Count register 0. */ + WRITEL (BA0_DBC0, count - 1); + portc->audio_enabled &= ~PCM_ENABLE_OUTPUT; + portc->trigger_bits &= ~PCM_ENABLE_OUTPUT; + MUTEX_EXIT_IRQRESTORE (devc->mutex, flags); + return 0; +} + +static int +cs4281_get_buffer_pointer (int dev, dmap_t * dmap, int direction) +{ + cs4281_devc *devc = audio_engines[dev]->devc; + unsigned int ptr = 0; + oss_native_word flags; + + MUTEX_ENTER_IRQDISABLE (devc->low_mutex, flags); + + if (direction == PCM_ENABLE_OUTPUT) + { + ptr = READL (BA0_DCA0); + } + if (direction == PCM_ENABLE_INPUT) + { + ptr = READL (BA0_DCA1); + } + ptr -= dmap->dmabuf_phys; + MUTEX_EXIT_IRQRESTORE (devc->low_mutex, flags); + return ptr; +} + +static audiodrv_t cs4281_audio_driver = { + cs4281_audio_open, + cs4281_audio_close, + cs4281_audio_output_block, + cs4281_audio_start_input, + cs4281_audio_ioctl, + cs4281_audio_prepare_for_input, + cs4281_audio_prepare_for_output, + cs4281_audio_reset, + NULL, + NULL, + cs4281_audio_reset_input, + cs4281_audio_reset_output, + cs4281_audio_trigger, + cs4281_audio_set_rate, + cs4281_audio_set_format, + cs4281_audio_set_channels, + NULL, + NULL, + NULL, + NULL, + NULL, /* cs4281_alloc_buffer, */ + NULL, /* cs4281_free_buffer, */ + NULL, + NULL, + cs4281_get_buffer_pointer +}; + +/***********************MIDI PORT ROUTINES ****************/ +/*ARGSUSED*/ +static int +cs4281_midi_open (int dev, int mode, oss_midi_inputbyte_t inputbyte, + oss_midi_inputbuf_t inputbuf, + oss_midi_outputintr_t outputintr) +{ + cs4281_devc *devc = (cs4281_devc *) midi_devs[dev]->devc; + if (devc->midi_opened) + { + return OSS_EBUSY; + } + + devc->midi_input_intr = inputbyte; + devc->midi_opened = mode; + /* first reset the MIDI port */ + WRITEL (BA0_MIDCR, 0x10); + WRITEL (BA0_MIDCR, 0x00); + /* Now check if we're in Read or Write mode */ + if (mode & OPEN_READ) + { + /* enable MIDI Input intr and receive enable */ + WRITEL (BA0_MIDCR, MIDCR_RXE | MIDCR_RIE); + } + + if (mode & OPEN_WRITE) + { + /* enable MIDI transmit enable */ + WRITEL (BA0_MIDCR, MIDCR_TXE); + } + return 0; +} + +/*ARGSUSED*/ +static void +cs4281_midi_close (int dev, int mode) +{ + cs4281_devc *devc = (cs4281_devc *) midi_devs[dev]->devc; +/* Reset the device*/ + WRITEL (BA0_MIDCR, 0x10); + WRITEL (BA0_MIDCR, 0x00); + devc->midi_opened = 0; +} + +static int +cs4281_midi_out (int dev, unsigned char midi_byte) +{ + cs4281_devc *devc = (cs4281_devc *) midi_devs[dev]->devc; + unsigned char uart_stat = READL (BA0_MIDSR); +/* Check if Transmit buffer full flag is set - if so return */ + if ((uart_stat & MIDSR_TBF)) + return 0; +/* Now put the MIDI databyte in the write port */ + WRITEL (BA0_MIDWP, midi_byte); + return 1; +} + +/*ARGSUSED*/ +static int +cs4281_midi_ioctl (int dev, unsigned cmd, ioctl_arg arg) +{ + return OSS_EINVAL; +} + +static midi_driver_t cs4281_midi_driver = { + cs4281_midi_open, + cs4281_midi_close, + cs4281_midi_ioctl, + cs4281_midi_out +}; + +static int +init_cs4281 (cs4281_devc * devc) +{ + + int my_mixer, i; + oss_native_word dwAC97SlotID, tmp1; + int first_dev = 0; +/****************BEGIN HARDWARE INIT*****************/ + /* Setup CFLR */ + tmp1 = READL (BA0_CFLR); + if (tmp1 != 0x01) + { + WRITEL (BA0_CFLR, 0x01); /*set up AC97 mode */ + tmp1 = READL (BA0_CFLR); + if (tmp1 != 0x01) + { + tmp1 = READL (BA0_CWPR); + if (tmp1 != 0x4281) + WRITEL (BA0_CWPR, 0x4281); + tmp1 = READL (BA0_CWPR); + if (tmp1 != 0x4281) + { + cmn_err (CE_WARN, "Resetting AC97 failed\n"); + return OSS_EIO; + } + WRITEL (BA0_CFLR, 0x1); + tmp1 = READL (BA0_CFLR); + if (tmp1 != 0x1) + { + cmn_err (CE_WARN, "Resetting AC97 still fails\n"); + return OSS_EIO; + } + } + } + /* Setup the FM and Joystick trap address for Legacy emulation */ + WRITEL (BA0_IOTCR, 0x1); + WRITEL (BA0_IOTFM, 0xc0030388); + WRITEL (BA0_IOTGP, 0xc0070200); + /**************************************** */ + /* Set up the Sound System Configuration */ + /**************************************** */ + /* Set the 'Configuration Write Protect' register */ + /* to 4281h. Allows vendor-defined configuration */ + /* space between 0e4h and 0ffh to be written. */ + WRITEL (BA0_CWPR, 0x4281); /* (3e0h) */ + if ((tmp1 = READL (BA0_SERC1)) != (SERC1_SO1EN | SERC1_SO1F_AC97)) + { + cmn_err (CE_WARN, "SERC1: AC97 check failed\n"); + return OSS_EIO; + } + /* setup power management to full power */ + WRITEL (BA0_SSPM, 0x7E); + /* First, blast the clock control register to zero so that the */ + /* PLL starts out in a known state, and blast the master serial */ + /* port control register to zero so that the serial ports also */ + /* start out in a known state. */ + WRITEL (BA0_CLKCR1, 0); /* (400h) */ + WRITEL (BA0_SERMC, 0); /* (420h) */ + /* (1) Drive the ARST# pin low for a minimum of 1uS (as defined in */ + /* the AC97 spec) and then drive it high. This is done for non */ + /* AC97 modes since there might be logic external to the CS461x */ + /* that uses the ARST# line for a reset. */ + WRITEL (BA0_ACCTL, 0); + oss_udelay (50); + WRITEL (BA0_SPMC, 0); /* (3ech) */ + oss_udelay (50); + WRITEL (BA0_SPMC, SPMC_RSTN); + oss_udelay (50000); + WRITEL (BA0_SERMC, SERMC_PTC_AC97 | SERMC_MSPE | 0x10000); + /* (3) Turn on the Sound System Clocks. */ + WRITEL (BA0_CLKCR1, CLKCR1_DLLP); /* (400h) */ + /* Wait for the PLL to stabilize. */ + oss_udelay (50000); + /* Turn on clocking of the core (CLKCR1(400h) = 0x00000030) */ + WRITEL (BA0_CLKCR1, CLKCR1_DLLP | CLKCR1_SWCE); + /* (5) Wait for clock stabilization. */ + for (tmp1 = 0; tmp1 < 100; tmp1++) + { + if (READL (BA0_CLKCR1) & CLKCR1_DLLRDY) + break; + oss_udelay (50000); + } + if (!(READL (BA0_CLKCR1) & CLKCR1_DLLRDY)) + { + cmn_err (CE_WARN, "DLLRDY Clock not ready\n"); + return OSS_EIO; + } + /* (6) Enable ASYNC generation. */ + WRITEL (BA0_ACCTL, ACCTL_ESYN); /* (460h) */ + /* Now wait 'for a short while' to allow the AC97 */ + /* part to start generating bit clock. (so we don't */ + /* Try to start the PLL without an input clock.) */ + /* (7) Wait for the codec ready signal from the AC97 codec. */ + for (tmp1 = 0; tmp1 < 100; tmp1++) + { + /* Delay a mil to let things settle out and */ + /* to prevent retrying the read too quickly. */ + if (READL (BA0_ACSTS) & ACSTS_CRDY) /* If ready, (464h) */ + break; /* exit the 'for' loop. */ + oss_udelay (50000); + } + if (!(READL (BA0_ACSTS) & ACSTS_CRDY)) /* If never came ready, */ + { + cmn_err (CE_WARN, "AC97 not ready\n"); + return OSS_EIO; /* exit initialization. */ + } + /* (8) Assert the 'valid frame' signal so we can */ + /* begin sending commands to the AC97 codec. */ + WRITEL (BA0_ACCTL, ACCTL_VFRM | ACCTL_ESYN); /* (460h) */ + + /* (11) Wait until we've sampled input slots 3 & 4 as valid, meaning */ + /* that the codec is pumping ADC data across the AC link. */ + for (tmp1 = 0; tmp1 < 100; tmp1++) + { + /* Read the input slot valid register; See */ + /* if input slots 3 and 4 are valid yet. */ + if ((READL (BA0_ACISV) & (ACISV_ISV3 | ACISV_ISV4)) == /* (474h) */ + (ACISV_ISV3 | ACISV_ISV4)) + break; /* Exit the 'for' if slots are valid. */ + oss_udelay (50000); + } + /* If we never got valid data, exit initialization. */ + if ((READL (BA0_ACISV) & (ACISV_ISV3 | ACISV_ISV4)) != + (ACISV_ISV3 | ACISV_ISV4)) + { + cmn_err (CE_WARN, "AC97 Slot not valid\n"); + return OSS_EIO; /* If no valid data, exit initialization. */ + } + /* (12) Start digital data transfer of audio data to the codec. */ + WRITEL (BA0_ACOSV, ACOSV_SLV3 | ACOSV_SLV4); /* (468h) */ + + /* For playback, we map AC97 slot 3 and 4(Left */ + /* & Right PCM playback) to DMA Channel 0. */ + /* Set the fifo to be 31 bytes at offset zero. */ + dwAC97SlotID = 0x01001F00; /* FCR0.RS[4:0]=1(=>slot4, right PCM playback). */ + /* FCR0.LS[4:0]=0(=>slot3, left PCM playback). */ + /* FCR0.SZ[6-0]=15; FCR0.OF[6-0]=0. */ + WRITEL (BA0_FCR0, dwAC97SlotID); /* (180h) */ + WRITEL (BA0_FCR0, dwAC97SlotID | FCRn_FEN); /* Turn on FIFO Enable. */ + /* For capture, we map AC97 slot 10 and 11(Left */ + /* and Right PCM Record) to DMA Channel 1. */ + /* Set the fifo to be 31 bytes at offset 32. */ + dwAC97SlotID = 0x0B0A1F20; /* FCR1.RS[4:0]=11(=>slot11, right PCM record). */ + /* FCR1.LS[4:0]=10(=>slot10, left PCM record). */ + /* FCR1.SZ[6-0]=15; FCR1.OF[6-0]=16. */ + WRITEL (BA0_FCR1, dwAC97SlotID); /* (184h) */ + WRITEL (BA0_FCR1, dwAC97SlotID | FCRn_FEN); /* Turn on FIFO Enable. */ + /* Map the Playback SRC to the same AC97 slots(3 & 4-- */ + /* --Playback left & right)as DMA channel 0. */ + /* Map the record SRC to the same AC97 slots(10 & 11-- */ + /* -- Record left & right) as DMA channel 1. */ + dwAC97SlotID = 0x0b0a0100; /*SCRSA.PRSS[4:0]=1(=>slot4, right PCM playback). */ + /*SCRSA.PLSS[4:0]=0(=>slot3, left PCM playback). */ + /*SCRSA.CRSS[4:0]=11(=>slot11, right PCM record) */ + /*SCRSA.CLSS[4:0]=10(=>slot10, left PCM record). */ + WRITEL (BA0_SRCSA, dwAC97SlotID); /* (75ch) */ + /* Set 'Half Terminal Count Interrupt Enable' and 'Terminal */ + /* Count Interrupt Enable' in DMA Control Registers 0 & 1. */ + /* Set 'MSK' flag to 1 to keep the DMA engines paused. */ + tmp1 = (DCRn_HTCIE | DCRn_TCIE | DCRn_MSK); /* (00030001h) */ + WRITEL (BA0_DCR0, tmp1); /* (154h) */ + WRITEL (BA0_DCR1, tmp1); /* (15ch) */ + /* Set 'Auto-Initialize Control' to 'enabled'; For playback, */ + /* set 'Transfer Type Control'(TR[1:0]) to 'read transfer', */ + /* for record, set Transfer Type Control to 'write transfer'. */ + /* All other bits set to zero; Some will be changed @ transfer start. */ + tmp1 = (DMRn_DMA | DMRn_AUTO | DMRn_TR_READ); /* (20000018h) */ + WRITEL (BA0_DMR0, tmp1); /* (150h) */ + tmp1 = (DMRn_DMA | DMRn_AUTO | DMRn_TR_WRITE); /* (20000014h) */ + WRITEL (BA0_DMR1, tmp1); /* (158h) */ + /* Enable DMA interrupts generally, and */ + /* DMA0 & DMA1 interrupts specifically. */ + tmp1 = READL (BA0_HIMR) & 0x7fbbfcff; + WRITEL (BA0_HIMR, tmp1); + /* set up some volume defaults */ + WRITEL (BA0_PPLVC, 0x0808); + WRITEL (BA0_PPRVC, 0x0808); + WRITEL (BA0_FMLVC, 0x0); + WRITEL (BA0_FMRVC, 0x0); +/****** END OF HARDWARE INIT *****/ + + + my_mixer = + ac97_install (&devc->ac97devc, "CS4281 AC97 Mixer", ac97_read, ac97_write, + devc, devc->osdev); + if (my_mixer < 0) + { + return 0; + } + + devc->mixer_dev = my_mixer; + + /* ac97_write(devc, 0x26, ac97_read(devc, 0x26) | 0x8000); */ + for (i = 0; i < MAX_PORTC; i++) + { + int adev; + int caps = 0; + cs4281_portc *portc = &devc->portc[i]; + char tmp_name[100]; + strcpy (tmp_name, devc->chip_name); + + if (i == 0) + { + caps = ADEV_AUTOMODE | ADEV_DUPLEX; + strcpy (tmp_name, devc->chip_name); + } + else + { + caps = ADEV_AUTOMODE | ADEV_DUPLEX | ADEV_SHADOW; + strcpy (tmp_name, devc->chip_name); + } + + if ((adev = oss_install_audiodev (OSS_AUDIO_DRIVER_VERSION, + devc->osdev, + devc->osdev, + tmp_name, + &cs4281_audio_driver, + sizeof (audiodrv_t), + caps, + AFMT_S16_LE | AFMT_U8, devc, -1)) < 0) + { + adev = -1; + return 0; + } + else + { + if (i == 0) + first_dev = adev; + audio_engines[adev]->portc = portc; + audio_engines[adev]->rate_source = first_dev; + audio_engines[adev]->mixer_dev = my_mixer; + audio_engines[adev]->min_rate = 6023; + audio_engines[adev]->max_rate = 48000; + audio_engines[adev]->caps |= PCM_CAP_FREERATE; + portc->open_mode = 0; + portc->audiodev = adev; + portc->audio_enabled = 0; +#ifdef CONFIG_OSS_VMIX + if (i == 0) + vmix_attach_audiodev(devc->osdev, adev, -1, 0); +#endif + } + } + + devc->midi_dev = oss_install_mididev (OSS_MIDI_DRIVER_VERSION, "CS4281", "CS4281 MIDI Port", &cs4281_midi_driver, sizeof (midi_driver_t), + 0, devc, devc->osdev); + devc->midi_opened = 0; + return 1; +} + +int +oss_cs4281_attach (oss_device_t * osdev) +{ + unsigned char pci_irq_line, pci_revision, pci_irq_inta; + unsigned short pci_command, vendor, device; + unsigned int ioaddr; + int err; + cs4281_devc *devc; + + DDB (cmn_err (CE_WARN, "Entered CS4281 probe routine\n")); + + pci_read_config_word (osdev, PCI_VENDOR_ID, &vendor); + pci_read_config_word (osdev, PCI_DEVICE_ID, &device); + + if (vendor != CRYSTAL_VENDOR_ID || device != CRYSTAL_CS4281_ID) + return 0; + + if ((devc = PMALLOC (osdev, sizeof (*devc))) == NULL) + { + cmn_err (CE_WARN, "Out of memory\n"); + return 0; + } + + devc->osdev = osdev; + osdev->devc = devc; + + oss_pci_byteswap (osdev, 1); + + pci_read_config_byte (osdev, PCI_REVISION_ID, &pci_revision); + pci_read_config_word (osdev, PCI_COMMAND, &pci_command); + pci_read_config_irq (osdev, PCI_INTERRUPT_LINE, &pci_irq_line); + pci_read_config_byte (osdev, PCI_INTERRUPT_LINE + 1, &pci_irq_inta); + pci_read_config_dword (osdev, PCI_MEM_BASE_ADDRESS_0, &ioaddr); + devc->bar0addr = ioaddr; + pci_read_config_dword (osdev, PCI_MEM_BASE_ADDRESS_1, &ioaddr); + devc->bar1addr = ioaddr; + + /* activate the device enable bus master/memory space */ + pci_command |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + pci_write_config_word (osdev, PCI_COMMAND, pci_command); + + if ((devc->bar0addr == 0) || (devc->bar1addr == 0)) + { + cmn_err (CE_WARN, "undefined MEMORY I/O address.\n"); + return 0; + } + + if (pci_irq_line == 0) + { + cmn_err (CE_WARN, "IRQ not assigned by BIOS.\n"); + return 0; + } + + + /* Map the shared memory area */ + devc->bar0virt = + (unsigned int *) MAP_PCI_MEM (devc->osdev, 0, devc->bar0addr, 4 * 1024); + devc->bar1virt = + (unsigned int *) MAP_PCI_MEM (devc->osdev, 1, devc->bar1addr, + 1024 * 1024); + devc->dwRegister0 = devc->bar0virt; + devc->wRegister0 = (unsigned short *) devc->bar0virt; + devc->bRegister0 = (unsigned char *) devc->bar0virt; + devc->dwRegister1 = devc->bar1virt; + devc->wRegister1 = (unsigned short *) devc->bar1virt; + devc->bRegister1 = (unsigned char *) devc->bar1virt; + + devc->chip_name = "CS4281"; + devc->irq = pci_irq_line; + devc->open_mode = 0; + + MUTEX_INIT (devc->osdev, devc->mutex, MH_DRV); + MUTEX_INIT (devc->osdev, devc->low_mutex, MH_DRV + 1); + + oss_register_device (osdev, devc->chip_name); + + if ((err = oss_register_interrupts (devc->osdev, 0, cs4281intr, NULL)) < 0) + { + cmn_err (CE_WARN, "Can't register interrupt handler, err=%d\n", err); + return 0; + } + return init_cs4281 (devc); /*Detected */ +} + + +int +oss_cs4281_detach (oss_device_t * osdev) +{ + cs4281_devc *devc = (cs4281_devc *) osdev->devc; + + if (oss_disable_device (osdev) < 0) + return 0; + + WRITEL (BA0_HICR, 0x02); /*enable intena */ + + oss_unregister_interrupts (devc->osdev); + + MUTEX_CLEANUP (devc->mutex); + MUTEX_CLEANUP (devc->low_mutex); + + UNMAP_PCI_MEM (devc->osdev, 0, devc->bar0addr, devc->bar0virt, 4 * 1024); + UNMAP_PCI_MEM (devc->osdev, 1, devc->bar1addr, devc->bar1virt, 1024 * 1024); + + devc->bar0addr = 0; + devc->bar1addr = 0; + + oss_unregister_device (devc->osdev); + return 1; +} diff --git a/kernel/drv/oss_cs4281/oss_cs4281.man b/kernel/drv/oss_cs4281/oss_cs4281.man new file mode 100644 index 0000000..7e19190 --- /dev/null +++ b/kernel/drv/oss_cs4281/oss_cs4281.man @@ -0,0 +1,21 @@ +NAME +oss_cs4281 - Cirrus Logic CS4281 driver + +DESCRIPTION +Open Sound System driver for Cirrus Logic (Crystal Semicoductor) CS4281 audio +controller. + +CS4281 device characteristics: + o 8/16 bit playback/record + o mono/stereo playback/recording + o 8KHz to 48Khz sample rate. + +OPTIONS +None + +FILES +CONFIGFILEPATH/oss_cs4281.conf Device configuration file + +AUTHOR +4Front Technologies + |