drv_conf.c

用于TM1300/PNX1300系列DSP（主要用于视频处理）的操作系统pSOS。包括全部源码

/* @(#) pSOSystem PowerPC/V2.5.0-F3: apps.v22/xxxx/drv_conf.c 3.17 (hello) 98/04/21 16:36:01 */
/***********************************************************************/
/*                                                                     */
/*   MODULE:  drv_conf.c                                               */
/*   DATE:    98/04/21                                                 */
/*   PURPOSE: pSOSystem driver configuration and initialization        */
/*                                                                     */
/*            There are two functions in this file:                    */
/*                                                                     */
/*            SetUpDrivers to setup drivers except for Network drivers */
/*            SetUpNI      to setup Network drivers                    */
/*                                                                     */
/*---------------------------------------------------------------------*/
/*                                                                     */
/*           Copyright 1993 - 1997, Integrated Systems, Inc.           */
/*                      ALL RIGHTS RESERVED                            */
/*                                                                     */
/*   Permission is hereby granted to licensees of Integrated Systems,  */
/*   Inc. products to use or abstract this computer program for the    */
/*   sole purpose of implementing a product based on Integrated        */
/*   Systems, Inc. products.   No other rights to reproduce, use,      */
/*   or disseminate this computer program, whether in part or in       */
/*   whole, are granted.                                               */
/*                                                                     */
/*   Integrated Systems, Inc. makes no representation or warranties    */
/*   with respect to the performance of this computer program, and     */
/*   specifically disclaims any responsibility for any damages,        */
/*   special or consequential, connected with the use of this program. */
/*                                                                     */
/*---------------------------------------------------------------------*/
/*                                                                     */
/*                                                                     */
/*                                                                     */
/***********************************************************************/
#include "sys_conf.h"
#include "bsp.h"
#include "bspfuncs.h"
#include "configs.h"
#include "sysvars.h"
#include "pna.h"

#ifdef SC_INIT_DNTABLE
#include <stdarg.h>
static long GenerateString(char *dest, char *format, ...);
#endif

#if SC_DEV_SPI
    #include "spi.h"
#endif

#if (SC_PSE)
#include <psecfg.h>
#include <sys/stream.h>
#endif

#if (SC_DEV_DLPI)
#include <sys/enetdlpi.h>
#endif

#ifndef KC_DNLEN /*should be defined in "sys_conf.h"*/
#define KC_DNLEN 8
#endif

#define NULLF 0

extern struct SD_parms SysVars;
void InstallNi(int (*entry)(), int, int, int, int, int, int);

#if SC_PSOS || SC_PSOSM
/***********************************************************************/
/* SetUpDrivers: installs drivers in PsosIO table via a call to        */
/*               InstallDriver and then calls driver setup function if */
/*               needed. NOTE: If the driver is to be part of the      */
/*               Network Interface then it should be placed in the     */
/*               SetUpNI function.                                     */
/*                                                                     */
/*       INPUT: FreeMemPtr = A pointer to unused memory that can be    */
/*                           used to allocate space for a driver.      */
/*                           NOTE: Be sure to advance FreeMemPtr if    */
/*                           memory is allocates!                      */
/*                                                                     */
/*     RETURNS: The new address of free memory after the drivers have  */
/*              allocated space.                                       */
/*                                                                     */
/*        NOTE: This function does many precompile checks so errors    */
/*              can be found during compile-time rather then at run-   */
/*              time.                                                  */
/*                                                                     */
/* To add a non-Network driver to pSOSystem, call InstallDriver().     */
/* This adds a device driver to the PsosIO table.  InstallDriver()     */
/* takes the following arguments:                                      */
/*                                                                     */
/*     unsigned short major_number    device major number              */
/*     void (*dev_init)(),            device init procedure            */
/*     void (*dev_open)(),            device open procedure            */
/*     void (*dev_close)(),           device close procedure           */
/*     void (*dev_read)(),            device read procedure            */
/*     void (*dev_write)(),           device write procedure           */
/*     void (*dev_ioctl)(),           device control procedure         */
/*     unsigned long rsvd1,           reserved                         */
/*     unsigned long rsvd2_and_flags  If set to IO_AUTOINIT << 16, pSOS*/
/*                                    will automatically call the      */
/*                                    drivers initialization           */
/*                                    function. The SC_AUTOINIT        */
/*                                    #define which is set in          */
/*                                    sys_conf.h can be used to set    */
/*                                    this element.                    */
/*                                                                     */
/* InstallDriver() does not return a value.  InstallDriver() assumes   */
/* SC_DEVMAX is defined in sys_conf.h and is useful only before pSOS+  */
/* has been initialized.                                               */
/*                                                                     */
/* If you are adding a driver that needs to be initialized before      */
/* either pSOS+ is initialized or the driver's init function is        */
/* called, then you can call a setup function (that you create) for    */
/* the driver (for example, see the CnslSetup call for the serial      */
/* device driver).  If your initialization function needs to allocate  */
/* memory, you may pass it the FreeMemPtr.  The function should return */
/* a new FreeMemPtr which points to the end of the memory it has       */
/* allocated.                                                          */
/*                                                                     */
/* When adding code to install a new driver, it is a good idea to add  */
/* precompile checks so errors can be found during compile-time rather */
/* then at run-time.  Precompile checks are used, for example, in the  */
/* code that installs the pSOSystem serial device driver below.        */
/*                                                                     */
/***********************************************************************/
UCHAR *SetUpDrivers(UCHAR *FreeMemPtr)
{
extern ULONG PsosNumDntEnts;

/*---------------------------------------------------------------------*/
/* Install the pSOSystem serial device driver.                         */
/*---------------------------------------------------------------------*/
#if (SC_DEV_SERIAL && BSP_SERIAL)
    #if(SC_DEV_SERIAL > SC_DEVMAX)
        #error "SC_DEV_SERIAL cannot be > SC_DEVMAX"
    #endif
    InstallDriver(SC_DEV_SERIAL, CnslInit, NULLF, NULLF,CnslRead,
          CnslWrite, CnslCntrl, 0, 0, IO_AUTOINIT);
    FreeMemPtr = CnslSetup(FreeMemPtr, SysVars.DefBaud,
                           SC_APP_CONSOLE);
    PsosNumDntEnts++;
#endif

/*---------------------------------------------------------------------*/
/* Install Pseudo driver                                               */
/* NOTE: This driver must be called from a task it cannot use the      */
/*       auto initialization freature of pSOS+                         */
/*---------------------------------------------------------------------*/
#if (SC_DEV_PSEUDO)
    InstallDriver(SC_DEV_PSEUDO, PseudoIOInit, NULLF, NULLF,
                  PseudoIORead, PseudoIOWrite, PseudoIOCntrl, 0, 0, 0);
    PsosNumDntEnts++;
#endif

/*--------------------------------------------------------------------*/
/* Setup pSOSystem PC console device driver                           */
/*--------------------------------------------------------------------*/
#if (SC_DEV_CONSOLE && BSP_CONSOLE)
    #if (SC_DEV_CONSOLE >SC_DEVMAX)
    #error "SC_DEV_CONSOLE cannot be > SC_DEVMAX"
    #endif
    InstallDriver(SC_DEV_CONSOLE, PcCnslInit, NULLF, NULLF,
                  PcCnslRead, PcCnslWrite, PcCnslCntrl, 0, 0, IO_AUTOINIT);
    PsosNumDntEnts++;
#endif

/*---------------------------------------------------------------------*/
/* Install the pSOSystem tick timer.                                   */
/*---------------------------------------------------------------------*/
#if SC_DEV_TIMER
    #if(SC_DEV_TIMER > SC_DEVMAX)
        #error "SC_DEV_TIMER cannot be > SC_DEVMAX"
    #endif
    #if (!SC_PSOS && !SC_PSOSM)
        #error "Must have pSOS+ or pSOS+m in system to use tick timer!"
    #endif
    InstallDriver(SC_DEV_TIMER, RtcInit, NULLF, NULLF, NULLF, NULLF,
          NULLF, 0, 0, IO_AUTOINIT);
    PsosNumDntEnts++;
#endif

/*---------------------------------------------------------------------*/
/* Install the pSOSystem ramdisk driver.                               */
/* NOTE: This driver must be called from a task it cannot use the      */
/*       auto initialization freature of pSOS+                         */
/*---------------------------------------------------------------------*/
#if SC_DEV_RAMDISK
    #if(SC_DEV_RAMDISK > SC_DEVMAX)
        #error "SC_DEV_RAMDISK cannot be > SC_DEVMAX"
    #endif
    InstallDriver(SC_DEV_RAMDISK, RdskInit, RdskOpen, RdskClose, RdskRead,
                  RdskWrite, RdskCntrl, 0, 0, 0);
    PsosNumDntEnts++;
#endif

/*---------------------------------------------------------------------*/
/* Install the pSOSystem SCSI driver.                                  */
/* NOTE: This driver must be called from a task it cannot use the      */
/*       auto initialization freature of pSOS+                         */
/*---------------------------------------------------------------------*/
#if (SC_DEV_SCSI && BSP_SCSI)
    #if(SC_DEV_SCSI > SC_DEVMAX)
        #error "SC_DEV_SCSI cannot be > SC_DEVMAX"
    #endif
    InstallDriver(SC_DEV_SCSI, SdrvInit, SdskOpen, SdskClose, SdskRead,
                  SdskWrite, SdrvCntrl, 0, 0, 0);
    PsosNumDntEnts += (8*5);
#endif

/*---------------------------------------------------------------------*/
/* Install the pSOSystem SCSI Tape driver.                             */
/* NOTE: This driver must be called from a task it cannot use the      */
/*       auto initialization freature of pSOS+                         */
/*---------------------------------------------------------------------*/
#if (SC_DEV_SCSI_TAPE && BSP_SCSI_TAPE)
    #if(SC_DEV_SCSI_TAPE > SC_DEVMAX)
        #error "SC_DEV_SCSI_TAPE cannot be > SC_DEVMAX"
    #endif
    InstallDriver(SC_DEV_SCSI_TAPE, SdrvInit, StapeOpen, StapeClose,
                  StapeRead, StapeWrite, SdrvCntrl, 0, 0, 0);
 
    PsosNumDntEnts += 8;
    /*-----------------------------------------------------------------*/
    /* Don't need to call SdrvSetup this time since it was done before */
    /*-----------------------------------------------------------------*/
    /* SdrvSetup(); */
#endif

/*---------------------------------------------------------------------*/
/* Setup pSOSystem CMOS clock driver                                   */
/*---------------------------------------------------------------------*/
#if (SC_DEV_CMOS && BSP_CLOCK)
    #if (SC_DEV_CMOS >SC_DEVMAX)
    #error "SC_DEV_CMOS cannot be > SC_DEVMAX"
    #endif
    InstallDriver(SC_DEV_CMOS, NULLF, NULLF, NULLF, CmcRead,
                  CmcWrite, NULLF, 0, 0, 0);
    PsosNumDntEnts++;
#endif

/*---------------------------------------------------------------------*/
/* Setup pSOSystem printer driver                                      */
/*---------------------------------------------------------------------*/
#if (SC_DEV_PARALLEL && BSP_PARALLEL)
    #if (SC_DEV_PARALLEL >SC_DEVMAX)
    #error "SC_DEV_PARALLEL cannot be > SC_DEVMAX"
    #endif
    InstallDriver(SC_DEV_PARALLEL, ParInit, ParOpen, ParClose, NULLF,
                  ParWrite, ParCntrl, 0, 0, 0);
    PsosNumDntEnts++;
#endif
 
/*---------------------------------------------------------------------*/
/* Setup pSOSystem floppy diskette driver                              */
/* NOTE: This driver must be called from a task it cannot use the      */
/*       auto initialization freature of pSOS+                         */
/*---------------------------------------------------------------------*/
#if (SC_DEV_FLOPPY && BSP_FLOPPY)
    #if (SC_DEV_FLOPPY >SC_DEVMAX)
    #error "SC_DEV_FLOPPY cannot be > SC_DEVMAX"
    #endif
    InstallDriver(SC_DEV_FLOPPY, FlpInit, NULLF, NULLF, FlpRead,
                  FlpWrite, NULLF, 0, 0, 0);
    PsosNumDntEnts += 2;
#endif
 
/*---------------------------------------------------------------------*/
/* Setup pSOSystem IDE disk driver                                     */
/* NOTE: This driver must be called from a task it cannot use the      */
/*       auto initialization freature of pSOS+                         */
/*---------------------------------------------------------------------*/
#if (SC_DEV_IDE && BSP_IDE)
    #if (SC_DEV_IDE >SC_DEVMAX)