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+/*
+*
+* 3780i.h -- declarations for 3780i.c
+*
+*
+* Written By: Mike Sullivan IBM Corporation
+*
+* Copyright (C) 1999 IBM Corporation
+*
+* This program is free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation; either version 2 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* NO WARRANTY
+* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
+* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
+* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
+* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
+* solely responsible for determining the appropriateness of using and
+* distributing the Program and assumes all risks associated with its
+* exercise of rights under this Agreement, including but not limited to
+* the risks and costs of program errors, damage to or loss of data,
+* programs or equipment, and unavailability or interruption of operations.
+*
+* DISCLAIMER OF LIABILITY
+* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
+* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), 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 OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
+* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
+*
+* You should have received a copy of the GNU General Public License
+* along with this program; if not, write to the Free Software
+* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*
+*
+* 10/23/2000 - Alpha Release
+* First release to the public
+*/
+
+#ifndef _LINUX_3780I_H
+#define _LINUX_3780I_H
+
+#include <asm/io.h>
+
+/* DSP I/O port offsets and definitions */
+#define DSP_IsaSlaveControl 0x0000 /* ISA slave control register */
+#define DSP_IsaSlaveStatus 0x0001 /* ISA slave status register */
+#define DSP_ConfigAddress 0x0002 /* General config address register */
+#define DSP_ConfigData 0x0003 /* General config data register */
+#define DSP_HBridgeControl 0x0002 /* HBridge control register */
+#define DSP_MsaAddrLow 0x0004 /* MSP System Address, low word */
+#define DSP_MsaAddrHigh 0x0006 /* MSP System Address, high word */
+#define DSP_MsaDataDSISHigh 0x0008 /* MSA data register: d-store word or high byte of i-store */
+#define DSP_MsaDataISLow 0x000A /* MSA data register: low word of i-store */
+#define DSP_ReadAndClear 0x000C /* MSA read and clear data register */
+#define DSP_Interrupt 0x000E /* Interrupt register (IPC source) */
+
+typedef struct {
+ unsigned char ClockControl:1; /* RW: Clock control: 0=normal, 1=stop 3780i clocks */
+ unsigned char SoftReset:1; /* RW: Soft reset 0=normal, 1=soft reset active */
+ unsigned char ConfigMode:1; /* RW: Configuration mode, 0=normal, 1=config mode */
+ unsigned short Reserved:13; /* 0: Reserved */
+} DSP_ISA_SLAVE_CONTROL;
+
+
+typedef struct {
+ unsigned short EnableDspInt:1; /* RW: Enable DSP to X86 ISA interrupt 0=mask it, 1=enable it */
+ unsigned short MemAutoInc:1; /* RW: Memory address auto increment, 0=disable, 1=enable */
+ unsigned short IoAutoInc:1; /* RW: I/O address auto increment, 0=disable, 1=enable */
+ unsigned short DiagnosticMode:1; /* RW: Disgnostic mode 0=nromal, 1=diagnostic mode */
+ unsigned short IsaPacingTimer:12; /* R: ISA access pacing timer: count of core cycles stolen */
+} DSP_HBRIDGE_CONTROL;
+
+
+/* DSP register indexes used with the configuration register address (index) register */
+#define DSP_UartCfg1Index 0x0003 /* UART config register 1 */
+#define DSP_UartCfg2Index 0x0004 /* UART config register 2 */
+#define DSP_HBridgeCfg1Index 0x0007 /* HBridge config register 1 */
+#define DSP_HBridgeCfg2Index 0x0008 /* HBridge config register 2 */
+#define DSP_BusMasterCfg1Index 0x0009 /* ISA bus master config register 1 */
+#define DSP_BusMasterCfg2Index 0x000A /* ISA bus master config register 2 */
+#define DSP_IsaProtCfgIndex 0x000F /* ISA protocol control register */
+#define DSP_PowerMgCfgIndex 0x0010 /* Low poser suspend/resume enable */
+#define DSP_HBusTimerCfgIndex 0x0011 /* HBUS timer load value */
+
+typedef struct {
+ unsigned char IrqActiveLow:1; /* RW: IRQ active high or low: 0=high, 1=low */
+ unsigned char IrqPulse:1; /* RW: IRQ pulse or level: 0=level, 1=pulse */
+ unsigned char Irq:3; /* RW: IRQ selection */
+ unsigned char BaseIO:2; /* RW: Base I/O selection */
+ unsigned char Reserved:1; /* 0: Reserved */
+} DSP_UART_CFG_1;
+
+typedef struct {
+ unsigned char Enable:1; /* RW: Enable I/O and IRQ: 0=false, 1=true */
+ unsigned char Reserved:7; /* 0: Reserved */
+} DSP_UART_CFG_2;
+
+typedef struct {
+ unsigned char IrqActiveLow:1; /* RW: IRQ active high=0 or low=1 */
+ unsigned char IrqPulse:1; /* RW: IRQ pulse=1 or level=0 */
+ unsigned char Irq:3; /* RW: IRQ selection */
+ unsigned char AccessMode:1; /* RW: 16-bit register access method 0=byte, 1=word */
+ unsigned char Reserved:2; /* 0: Reserved */
+} DSP_HBRIDGE_CFG_1;
+
+typedef struct {
+ unsigned char Enable:1; /* RW: enable I/O and IRQ: 0=false, 1=true */
+ unsigned char Reserved:7; /* 0: Reserved */
+} DSP_HBRIDGE_CFG_2;
+
+
+typedef struct {
+ unsigned char Dma:3; /* RW: DMA channel selection */
+ unsigned char NumTransfers:2; /* RW: Maximum # of transfers once being granted the ISA bus */
+ unsigned char ReRequest:2; /* RW: Minimum delay between releasing the ISA bus and requesting it again */
+ unsigned char MEMCS16:1; /* RW: ISA signal MEMCS16: 0=disabled, 1=enabled */
+} DSP_BUSMASTER_CFG_1;
+
+typedef struct {
+ unsigned char IsaMemCmdWidth:2; /* RW: ISA memory command width */
+ unsigned char Reserved:6; /* 0: Reserved */
+} DSP_BUSMASTER_CFG_2;
+
+
+typedef struct {
+ unsigned char GateIOCHRDY:1; /* RW: Enable IOCHRDY gating: 0=false, 1=true */
+ unsigned char Reserved:7; /* 0: Reserved */
+} DSP_ISA_PROT_CFG;
+
+typedef struct {
+ unsigned char Enable:1; /* RW: Enable low power suspend/resume 0=false, 1=true */
+ unsigned char Reserved:7; /* 0: Reserved */
+} DSP_POWER_MGMT_CFG;
+
+typedef struct {
+ unsigned char LoadValue:8; /* RW: HBUS timer load value */
+} DSP_HBUS_TIMER_CFG;
+
+
+
+/* DSP registers that exist in MSA I/O space */
+#define DSP_ChipID 0x80000000
+#define DSP_MspBootDomain 0x80000580
+#define DSP_LBusTimeoutDisable 0x80000580
+#define DSP_ClockControl_1 0x8000058A
+#define DSP_ClockControl_2 0x8000058C
+#define DSP_ChipReset 0x80000588
+#define DSP_GpioModeControl_15_8 0x80000082
+#define DSP_GpioDriverEnable_15_8 0x80000076
+#define DSP_GpioOutputData_15_8 0x80000072
+
+typedef struct {
+ unsigned short NMI:1; /* RW: non maskable interrupt */
+ unsigned short Halt:1; /* RW: Halt MSP clock */
+ unsigned short ResetCore:1; /* RW: Reset MSP core interface */
+ unsigned short Reserved:13; /* 0: Reserved */
+} DSP_BOOT_DOMAIN;
+
+typedef struct {
+ unsigned short DisableTimeout:1; /* RW: Disable LBus timeout */
+ unsigned short Reserved:15; /* 0: Reserved */
+} DSP_LBUS_TIMEOUT_DISABLE;
+
+typedef struct {
+ unsigned short Memory:1; /* RW: Reset memory interface */
+ unsigned short SerialPort1:1; /* RW: Reset serial port 1 interface */
+ unsigned short SerialPort2:1; /* RW: Reset serial port 2 interface */
+ unsigned short SerialPort3:1; /* RW: Reset serial port 3 interface */
+ unsigned short Gpio:1; /* RW: Reset GPIO interface */
+ unsigned short Dma:1; /* RW: Reset DMA interface */
+ unsigned short SoundBlaster:1; /* RW: Reset soundblaster interface */
+ unsigned short Uart:1; /* RW: Reset UART interface */
+ unsigned short Midi:1; /* RW: Reset MIDI interface */
+ unsigned short IsaMaster:1; /* RW: Reset ISA master interface */
+ unsigned short Reserved:6; /* 0: Reserved */
+} DSP_CHIP_RESET;
+
+typedef struct {
+ unsigned short N_Divisor:6; /* RW: (N) PLL output clock divisor */
+ unsigned short Reserved1:2; /* 0: reserved */
+ unsigned short M_Multiplier:6; /* RW: (M) PLL feedback clock multiplier */
+ unsigned short Reserved2:2; /* 0: reserved */
+} DSP_CLOCK_CONTROL_1;
+
+typedef struct {
+ unsigned short PllBypass:1; /* RW: PLL Bypass */
+ unsigned short Reserved:15; /* 0: Reserved */
+} DSP_CLOCK_CONTROL_2;
+
+typedef struct {
+ unsigned short Latch8:1;
+ unsigned short Latch9:1;
+ unsigned short Latch10:1;
+ unsigned short Latch11:1;
+ unsigned short Latch12:1;
+ unsigned short Latch13:1;
+ unsigned short Latch14:1;
+ unsigned short Latch15:1;
+ unsigned short Mask8:1;
+ unsigned short Mask9:1;
+ unsigned short Mask10:1;
+ unsigned short Mask11:1;
+ unsigned short Mask12:1;
+ unsigned short Mask13:1;
+ unsigned short Mask14:1;
+ unsigned short Mask15:1;
+} DSP_GPIO_OUTPUT_DATA_15_8;
+
+typedef struct {
+ unsigned short Enable8:1;
+ unsigned short Enable9:1;
+ unsigned short Enable10:1;
+ unsigned short Enable11:1;
+ unsigned short Enable12:1;
+ unsigned short Enable13:1;
+ unsigned short Enable14:1;
+ unsigned short Enable15:1;
+ unsigned short Mask8:1;
+ unsigned short Mask9:1;
+ unsigned short Mask10:1;
+ unsigned short Mask11:1;
+ unsigned short Mask12:1;
+ unsigned short Mask13:1;
+ unsigned short Mask14:1;
+ unsigned short Mask15:1;
+} DSP_GPIO_DRIVER_ENABLE_15_8;
+
+typedef struct {
+ unsigned short GpioMode8:2;
+ unsigned short GpioMode9:2;
+ unsigned short GpioMode10:2;
+ unsigned short GpioMode11:2;
+ unsigned short GpioMode12:2;
+ unsigned short GpioMode13:2;
+ unsigned short GpioMode14:2;
+ unsigned short GpioMode15:2;
+} DSP_GPIO_MODE_15_8;
+
+/* Component masks that are defined in dspmgr.h */
+#define MW_ADC_MASK 0x0001
+#define MW_AIC2_MASK 0x0006
+#define MW_MIDI_MASK 0x0008
+#define MW_CDDAC_MASK 0x8001
+#define MW_AIC1_MASK 0xE006
+#define MW_UART_MASK 0xE00A
+#define MW_ACI_MASK 0xE00B
+
+/*
+* Definition of 3780i configuration structure. Unless otherwise stated,
+* these values are provided as input to the 3780i support layer. At present,
+* the only values maintained by the 3780i support layer are the saved UART
+* registers.
+*/
+typedef struct _DSP_3780I_CONFIG_SETTINGS {
+
+ /* Location of base configuration register */
+ unsigned short usBaseConfigIO;
+
+ /* Enables for various DSP components */
+ int bDSPEnabled;
+ int bModemEnabled;
+ int bInterruptClaimed;
+
+ /* IRQ, DMA, and Base I/O addresses for various DSP components */
+ unsigned short usDspIrq;
+ unsigned short usDspDma;
+ unsigned short usDspBaseIO;
+ unsigned short usUartIrq;
+ unsigned short usUartBaseIO;
+
+ /* IRQ modes for various DSP components */
+ int bDspIrqActiveLow;
+ int bUartIrqActiveLow;
+ int bDspIrqPulse;
+ int bUartIrqPulse;
+
+ /* Card abilities */
+ unsigned uIps;
+ unsigned uDStoreSize;
+ unsigned uIStoreSize;
+ unsigned uDmaBandwidth;
+
+ /* Adapter specific 3780i settings */
+ unsigned short usNumTransfers;
+ unsigned short usReRequest;
+ int bEnableMEMCS16;
+ unsigned short usIsaMemCmdWidth;
+ int bGateIOCHRDY;
+ int bEnablePwrMgmt;
+ unsigned short usHBusTimerLoadValue;
+ int bDisableLBusTimeout;
+ unsigned short usN_Divisor;
+ unsigned short usM_Multiplier;
+ int bPllBypass;
+ unsigned short usChipletEnable; /* Used with the chip reset register to enable specific chiplets */
+
+ /* Saved UART registers. These are maintained by the 3780i support layer. */
+ int bUartSaved; /* True after a successful save of the UART registers */
+ unsigned char ucIER; /* Interrupt enable register */
+ unsigned char ucFCR; /* FIFO control register */
+ unsigned char ucLCR; /* Line control register */
+ unsigned char ucMCR; /* Modem control register */
+ unsigned char ucSCR; /* Scratch register */
+ unsigned char ucDLL; /* Divisor latch, low byte */
+ unsigned char ucDLM; /* Divisor latch, high byte */
+} DSP_3780I_CONFIG_SETTINGS;
+
+
+/* 3780i support functions */
+int dsp3780I_EnableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings,
+ unsigned short *pIrqMap,
+ unsigned short *pDmaMap);
+int dsp3780I_DisableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings);
+int dsp3780I_Reset(DSP_3780I_CONFIG_SETTINGS * pSettings);
+int dsp3780I_Run(DSP_3780I_CONFIG_SETTINGS * pSettings);
+int dsp3780I_ReadDStore(unsigned short usDspBaseIO, void __user *pvBuffer,
+ unsigned uCount, unsigned long ulDSPAddr);
+int dsp3780I_ReadAndClearDStore(unsigned short usDspBaseIO,
+ void __user *pvBuffer, unsigned uCount,
+ unsigned long ulDSPAddr);
+int dsp3780I_WriteDStore(unsigned short usDspBaseIO, void __user *pvBuffer,
+ unsigned uCount, unsigned long ulDSPAddr);
+int dsp3780I_ReadIStore(unsigned short usDspBaseIO, void __user *pvBuffer,
+ unsigned uCount, unsigned long ulDSPAddr);
+int dsp3780I_WriteIStore(unsigned short usDspBaseIO, void __user *pvBuffer,
+ unsigned uCount, unsigned long ulDSPAddr);
+unsigned short dsp3780I_ReadMsaCfg(unsigned short usDspBaseIO,
+ unsigned long ulMsaAddr);
+void dsp3780I_WriteMsaCfg(unsigned short usDspBaseIO,
+ unsigned long ulMsaAddr, unsigned short usValue);
+int dsp3780I_GetIPCSource(unsigned short usDspBaseIO,
+ unsigned short *pusIPCSource);
+
+/* I/O port access macros */
+#define MKWORD(var) (*((unsigned short *)(&var)))
+#define MKBYTE(var) (*((unsigned char *)(&var)))
+
+#define WriteMsaCfg(addr,value) dsp3780I_WriteMsaCfg(usDspBaseIO,addr,value)
+#define ReadMsaCfg(addr) dsp3780I_ReadMsaCfg(usDspBaseIO,addr)
+#define WriteGenCfg(index,value) dsp3780I_WriteGenCfg(usDspBaseIO,index,value)
+#define ReadGenCfg(index) dsp3780I_ReadGenCfg(usDspBaseIO,index)
+
+#define InWordDsp(index) inw(usDspBaseIO+index)
+#define InByteDsp(index) inb(usDspBaseIO+index)
+#define OutWordDsp(index,value) outw(value,usDspBaseIO+index)
+#define OutByteDsp(index,value) outb(value,usDspBaseIO+index)
+
+#endif