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235 lines
11 KiB
C
235 lines
11 KiB
C
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/* <St> *******************************************************************
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cif_dev.h
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-------------------------------------------------------------------------
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CREATETED : D. Tsaava, Hilscher GmbH
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DATE : 18.07.2000
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PROJEKT : CIF device driver
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=========================================================================
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DISCRIPTION
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Include file for CIF device driver, DPM layout .
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=========================================================================
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CHANGES
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version name date Discription
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March 2001
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Juli 2004 Redesigned for the 2.6 Kernel
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Copyright changed to GNU Lesser GPL
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-------------------------------------------------------------------------
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V2.601
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NOTE: as groundwork for this header served Windows version of
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the CIF device driver
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======================== Copyright =====================================
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Copyright (C) 2004 Hilscher GmbH
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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========================================================================
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******************************************************************** <En> */
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#ifndef CIF_DEV_H
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# define CIF_DEV_H
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#ifndef STRICT /* Check Typdefinition */
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#define STRICT
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#endif
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#ifndef _GNUC_
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# define _GNUC_
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#endif /* _GNUC_ */
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/* ---------------------------------------------------------------------------------- */
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/* DEV definitions */
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/* ---------------------------------------------------------------------------------- */
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#define DRV_ACTIV_STATE1 2 /* DEV board is in the registery */
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#define DRV_ACTIV_STATE2 TRUE /* DEV board is tested and ready */
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#define NUM_OF_DRV_NAMES 3 /* Number of possible driver names */
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#define DEVNAMELEN 3 /* Size of DEV name in DPM */
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#define HW_INTERRUPT_DISABLE 0x00
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#define HW_INTERRUPT_ENABLE 0x01
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#define BUS_TYPE_PCI 0x01
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#define BUS_TYPE_ISA 0x02
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/* ------------------------------------------------------------------------------------ */
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/* PCI/CPCI card definitions */
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/* ------------------------------------------------------------------------------------ */
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#define VENDOR_ID 0x10B5 /* PLX technology */
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#define SUBVENDOR_ID 0x10B5 /* PLX-PCI chip */
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#define SUBSYSTEM_ID_1 0x1080 /* Hilscher CIF50 boards */
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#define DEVICE_ID_1 0x9050 /* PLX-PCI chip */
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#define SUBSYSTEM_ID_2 0x2695 /* Hilscher newer CIF50 & CIF80 boards */
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#define DEVICE_ID_2 0x9030 /* PLX-PCI chip */
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/* ------------------------------------------------------------------------------------ */
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/* Local Control Register Offsets */
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#define PCI_INTCTRLSTS_REG 0x4C
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#ifndef CIF_MAJOR
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#define CIF_MAJOR 0 /* dynamic major by default */
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#endif
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#ifndef CIF_MAX_BOARDS
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#define CIF_MAX_BOARDS 4 /* Board-0 through Board-3 */
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#endif
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/* ------------------------------------------------------------------------------------ */
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/* DPM structure */
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/* ------------------------------------------------------------------------------------ */
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#ifdef _GNUC_
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# ifndef PACKED
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# define PACKED __attribute__((packed, aligned(1)))
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# endif /* PACKED */
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#else
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# define PACKED
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#endif
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typedef struct tagDPM_MEMORY{
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/* DPM size is flexible, now using pointers */
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/* for addressing the send and receive area */
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MSG_STRUC tDevMbx PACKED; /* Mailbox PC --> DEV (288 Bytes)*/
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VERSIONINFO tDevVersion PACKED; /* DEV version information ( 32 Bytes)*/
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MSG_STRUC tPcMbx PACKED; /* Mailbox DEV --> PC (288 Bytes)*/
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FIRMWAREINFO tFiwInfo PACKED; /* Firmware info ( 32 Bytes)*/
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TASKPARAM tKpt1Param PACKED; /* Task 1 interface parameter ( 64 Bytes)*/
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TASKPARAM tKpt2Param PACKED; /* Task 2 interface parameter ( 64 Bytes)*/
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TASKSTATE tKpt1State PACKED; /* Task 1 state ( 64 Bytes)*/
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TASKSTATE tKpt2State PACKED; /* Task 2 state ( 64 Bytes)*/
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TASKINFO tTaskInfo PACKED; /* Task 1 to 7 info field (112 Bytes)*/
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RCSINFO tRcsInfo PACKED; /* RCS information ( 8 Bytes)*/
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DEVINFO tDevInfo PACKED; /* DEV information ( 6 Bytes)*/
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unsigned char HostFlags PACKED; /* DPM communication DEV->PC(PcFlags) ( 1 Byte )*/
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unsigned char DevFlags PACKED; /* DPM communication PC->DEV(CifFlags)( 1 Byte )*/
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} DPM_MEMORY;
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/* ------------------------------------------------------------------------------------ */
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/* DPM flag definition */
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/* ------------------------------------------------------------------------------------ */
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// Host flags (HOST_FLAGS) written by the device
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#define HOSTCOM_FLAG 0x01
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#define DEVACK_FLAG 0x02
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#define PDACK_FLAG 0x04
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#define STATECOM_FLAG 0x08
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#define SPCACK_FLAG 0x10
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#define COM_FLAG 0x20
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#define RUN_FLAG 0x40
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#define READY_FLAG 0x80
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// Device flags (DEV_FLAGS) written by the host
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#define HOSTACK_FLAG 0x01
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#define DEVCOM_FLAG 0x02
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#define PDCOM_FLAG 0x04
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#define STATEACK_FLAG 0x08
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#define SPCCOM_FLAG 0x10
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#define NOTREADY_FLAG 0x20
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#define INIT_FLAG 0x40
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#define RESET_FLAG 0x80
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/* ------------------------------------------------------------------------------------ */
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/* driver state definitions */
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/* ------------------------------------------------------------------------------------ */
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#define INI_MSG_WAIT 0x00
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#define INI_MSG_RUN 0x40
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#define INI_MSG_RDY 0x80
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#define INI_MSG_RDYRUN 0xC0
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#define COM_FLAG_RDY 0x20
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#define RESET_MSG_NON 0x00
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#define RESET_MSG_RUN 0x01
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#define EXCHGIO_NON 0x00
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#define EXCHGIO_EQUAL 0x01
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#define EXCHGIO_NOT_EQUAL 0x02
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#ifndef CIF_NR_DEVS
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#define CIF_NR_DEVS 4
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#endif
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/*
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* Split minors in two parts
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*/
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#define TYPE(dev) (MINOR(dev) >> 4) /* high nibble */
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#define NUM(dev) (MINOR(dev) & 0xf) /* low nibble */
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/* ------------------------------------------------------------------------------------ */
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/* DEV instance structure */
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/* ------------------------------------------------------------------------------------ */
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typedef struct tagDEV_INSTANCE {
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struct tagDEV_INSTANCE *next; /* linked list of Devices, see CIF_MAX_BOARDS = 4 */
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unsigned short usBoard; // Internal board number
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void * pvIntSynch; // Interrupt synchronization
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unsigned char ucPCIBusNumber; // PCI bus number
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unsigned char ucBusType; // PCI, ISA
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unsigned long ulBoardAddress; // physical memory address
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unsigned long ulDPMSize; // DPM size of the DEV
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unsigned long ulDPMByteSize; // DPM size in bytes
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unsigned short usBoardIrq; // Interrupt number of the DEV
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unsigned short usBoardIrq_scanned; // Interrupt number of the DEV
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unsigned char * IrqCtrlRegAddr; //
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void * pvVirtualIrq; // Virtual Interrupt
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unsigned short usRcsError; // DEV-Error during startup
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short sDrvInitError; // DRV-Error during startup
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unsigned char bActive; // Board is active
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unsigned char * pDpmBase; // Virtual DPM start address
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DPM_MEMORY * ptDpmAddress; // Virtual DPM address last kbyte
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unsigned char * pbDpmSendArea; // Virtual DPM IO address send area
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unsigned char * pbDpmReceiveArea; // Virtual DPM IO address receive area
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unsigned char * pbHostFlags; // Pointer to HostFlags (PcFlags)
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unsigned char * pbDevFlags; // Pointer to DevFlags (CifFlags)
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unsigned short usOpenCounter; // Number of Applikations
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spinlock_t mutex; // SMP synchronization
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wait_queue_head_t pInitSemaphore;
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wait_queue_head_t pReadSemaphore;
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wait_queue_head_t pWriteSemaphore;
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wait_queue_head_t pExIOSemaphore;
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unsigned char bInitState; // Driver init state
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unsigned char bReadState; // Driver read state
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unsigned char bWriteState; // Driver write state
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unsigned char bExIOEqState; // Driver exchange IO EQUAL state
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unsigned char bExIONeqState; // Driver exchange IO NOT EQUAL state
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unsigned char bCOMEqState; // Driver COM state wait on EQUAL
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unsigned char bCOMNeqState; // Driver COM state wait on NOT EQUAL
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unsigned char bInitMsgFlag; // Init message activ flag
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unsigned char bReadMsgFlag; // Read message available flag
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unsigned char bWriteMsgFlag; // Write message done flag
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unsigned char bStateFlag; // State flag
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unsigned char bExIOFlag; // Exchange IO flag
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unsigned char bHostFlags;
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unsigned char bMyDevFlags;
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unsigned short usSpecialRcsError; // DEV-Error during startup
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DRIVERINFO tStateInfo;
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/* Structure extention for PCMCIA kernel 2.6.18 */
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struct pcmcia_device *p_dev;
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dev_node_t node;
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} DEV_INSTANCE;
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#endif /* CIF_DEV_H */
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