?? ac48drhi.c
字號:
String[2] = DownloadBlock[6]+'0';
String[3] = DownloadBlock[7]+'0';
Version.Day = atoi(&String[2]);
String[0] = DownloadBlock[8]+'0';
String[1] = DownloadBlock[9]+'0';
String[2] = DownloadBlock[10]+'0';
String[3] = DownloadBlock[11]+'0';
Version.Year = atoi(String);
strcpy(Name, "Ac48");
for(i=0; i<6; i++)
Name[4+i] = DownloadBlock[12+i];
Name[4+i] = '\0';
strcat(Name, "-S");
strcpy(Version.Name, Name);
return Version;
}
/*======================================================================*/
/* Name : Ac48xxKernelVersion */
/*======================================================================*/
/* Purpose : return software version packed in a structure, and the */
/* name of the version, by 'Name' argument. */
/* */
/*======================================================================*/
TVersion Ac48xxKernelVersion(const char *KernelDownloadBlock, char *Name)
{
return Ac48xxVersion(KernelDownloadBlock+KERNEL_VERSION_INFO_OFFSET, Name);
}
/*======================================================================*/
/* Name : Ac48xxKernelDownload */
/*======================================================================*/
/* Purpose : */
/* */
/* Inputs : */
/*======================================================================*/
void Ac48xxKernelDownload(int DeviceIndex, const char *KernelDownloadBlock,
int KernelSize)
{
int i=0;
if(!KernelDownloadBlock)
return;
Ac48xxResetAssert(DeviceIndex);
#if AC48_DEVICE == AC4830X_DEVICE
Ac48xxResponseDelay();
Ac48xxResetRelease(DeviceIndex);
#endif /* AC48_DEVICE */
/* Set DSP to read/write MSB first */
Ac48xxSetHPIByteOrder(DeviceIndex, MSB_FIRST);
/* hpia = AC48_KERNEL_ADDRESS */
Ac48xxHostWrite((char)((AC48_KERNEL_ADDRESS-1)>>8), DeviceIndex,
HPIA, First);
Ac48xxHostWrite((char)(AC48_KERNEL_ADDRESS-1), DeviceIndex,
HPIA, Second);
/* write kernel to AC48 */
for( i=0; i<KernelSize; i+=2)
{
Ac48xxHostWrite(*KernelDownloadBlock++,
DeviceIndex, HPID, First);
Ac48xxHostWrite(*KernelDownloadBlock++,
DeviceIndex, HPID, Second);
}
/* write "packet full": */
/* HPIA <= AC48_BOOT_STATUS_REGISTER */
Ac48xxHostWrite((char)(AC48_BOOT_STATUS_REGISTER>>8),
DeviceIndex, HPIA, First);
Ac48xxHostWrite((char)AC48_BOOT_STATUS_REGISTER,
DeviceIndex, HPIA, Second);
/* HPID <= PACKET_FULL */
Ac48xxHostWrite((char)0 , DeviceIndex, HPIDL, First);
Ac48xxHostWrite((char)PACKET_FULL, DeviceIndex, HPIDL, Second);
#if AC48_DEVICE == AC4830X_DEVICE
/* HPIA <= AC48_PROGRAM_ENTRY_POINT */
Ac48xxHostWrite((char)((AC48_PROGRAM_ENTRY_POINT)>>8),
DeviceIndex, HPIA, First);
Ac48xxHostWrite((char)(AC48_PROGRAM_ENTRY_POINT),
DeviceIndex, HPIA, Second);
/* HPID = AC48_KERNEL_ADDRESS */
Ac48xxHostWrite((char)(AC48_KERNEL_ADDRESS>>8), DeviceIndex,
HPIDL, First);
Ac48xxHostWrite((char)AC48_KERNEL_ADDRESS, DeviceIndex,
HPIDL, Second);
/* Set DSP to read/write back to LSB first */
Ac48xxSetHPIByteOrder(DeviceIndex, LSB_FIRST);
#else /* AC48_DEVICE */
/* Set DSP to read/write back to LSB first */
Ac48xxSetHPIByteOrder(DeviceIndex, LSB_FIRST);
Ac48xxResetRelease(DeviceIndex);
#endif /* AC48_DEVICE */
}
/*======================================================================*/
/* Name : Ac48xxProgramVersion */
/*======================================================================*/
/* Purpose : return software version packed in a structure, and the */
/* name of the version, by 'Name' argument. */
/* */
/*======================================================================*/
TVersion Ac48xxProgramVersion(const char *ProgramDownloadBlock, char *Name)
{
return Ac48xxVersion(ProgramDownloadBlock+PROGRAM_VERSION_INFO_OFFSET, Name);
}
/*======================================================================*/
/* Name : Ac48xxProgramDownload */
/*======================================================================*/
/* Purpose : */
/* */
/* Inputs : */
/* */
/* Output : int: */
/* (LAST_STAGE_COMPLETED) */
/* (-1) + update the pointer to the Program Download */
/* Blocks */
/* (ERROR) */
/**/
/* Note : The "ProgramDownloadBlocks" is an address of a pointer */
/* to the Program Download memory Block. */
/* At the begining, it points to the head of the memory */
/* Block. This pointer's value changes, to point to actual */
/* byte readed by "Ac48xxProgramDownload" program. */
/* After successfull completion of the Download, */
/* "ProgramDownloadBlocks" will point to the last byte. */
/*======================================================================*/
int Ac48xxProgramDownload(int DeviceIndex, const char **ProgramDownloadBlocks)
{
int i, BlockLength, Status;
static char LastBlockFlag=0;
const unsigned char *Download;
if(!ProgramDownloadBlocks)
return AC_ERROR; /* NULL pointer */
/* Set DSP to read/write MSB first */
Ac48xxSetHPIByteOrder(DeviceIndex, MSB_FIRST);
Download = (unsigned char*)*ProgramDownloadBlocks;
while(1)
{
/* HPIA <= AC48_BOOT_STATUS_REGISTER */
Ac48xxHostWrite((char)(AC48_BOOT_STATUS_REGISTER>>8), DeviceIndex,
HPIA, First);
Ac48xxHostWrite((char)AC48_BOOT_STATUS_REGISTER, DeviceIndex,
HPIA, Second);
/* ignore first reading HPID */
Ac48xxHostRead(DeviceIndex, HPIDL, First);
Ac48xxHostRead(DeviceIndex, HPIDL, Second);
Ac48xxHostRead(DeviceIndex, HPIDL, First);
Status = Ac48xxHostRead(DeviceIndex, HPIDL, Second);
if(Status == PACKET_FULL)
{ /* Set DSP to read/write back to LSB first */
Ac48xxSetHPIByteOrder(DeviceIndex, LSB_FIRST);
*ProgramDownloadBlocks = (char *)Download;
return (-1);
}
if(Status != PACKET_EMPTY)
{
Ac48xxSetHPIByteOrder(DeviceIndex, LSB_FIRST);
return AC_ERROR;
}
if(LastBlockFlag)
{ /* Set DSP to read/write back to LSB first */
Ac48xxSetHPIByteOrder(DeviceIndex, LSB_FIRST);
LastBlockFlag=0;
return LAST_STAGE_COMPLETED;
}
LastBlockFlag = (Download[0] & 0x80);
BlockLength = ((int)(Download[4])<<8)
|(int)((unsigned char)Download[5]);
BlockLength += 5; /* as is */
/* HPIA <= AC48_PROGRAM_ADDRESS-1 */
Ac48xxHostWrite((char)((AC48_PROGRAM_ADDRESS-1)>>8),
DeviceIndex, HPIA, First);
Ac48xxHostWrite((char)(AC48_PROGRAM_ADDRESS-1),
DeviceIndex, HPIA, Second);
for(i=0; i<BlockLength; i++) /* copy block */
{
Ac48xxHostWrite(*Download++, DeviceIndex, HPID, First);
Ac48xxHostWrite(*Download++, DeviceIndex, HPID, Second);
}
/* write "packet full" */
/* HPIA <= BOOT_STATUS_REGISTER */
Ac48xxHostWrite((char)(AC48_BOOT_STATUS_REGISTER>>8),
DeviceIndex, HPIA, First);
Ac48xxHostWrite((char)AC48_BOOT_STATUS_REGISTER,
DeviceIndex, HPIA, Second);
/* HPID <= PACKET_FULL */
Ac48xxHostWrite((char)0 , DeviceIndex, HPIDL, First);
Ac48xxHostWrite((char)PACKET_FULL, DeviceIndex, HPIDL, Second);
/* send interupt to DSP */
Ac48xxHostWrite((SET_DSPINT | CLEAR_HINT | MSB_FIRST),
DeviceIndex, HPIC, First);
Ac48xxHostWrite((SET_DSPINT | CLEAR_HINT | MSB_FIRST),
DeviceIndex, HPIC, Second);
}
}
/*======================================================================*/
int Ac48xxProgramDownloadForDebugging(int DeviceIndex,
const char **ProgramDownloadBlocks,
const char *ProgramDownloadStructure,
FILE *BlockStructureFile)
{
int i, BlockLength, Status;
static char LastBlockFlag=0;
const unsigned char *Download;
if(!ProgramDownloadBlocks)
{
fprintf(BlockStructureFile, "'ProgramDownloadBlocks' not Allocated in Memory");
return AC_ERROR; /* NULL pointer */
}
/* Set DSP to read/write MSB first */
Ac48xxSetHPIByteOrder(DeviceIndex, MSB_FIRST);
Download = (unsigned char*)*ProgramDownloadBlocks;
while(1)
{
/* HPIA <= AC48_BOOT_STATUS_REGISTER */
Ac48xxHostWrite((char)(AC48_BOOT_STATUS_REGISTER>>8), DeviceIndex,
HPIA, First);
Ac48xxHostWrite((char)AC48_BOOT_STATUS_REGISTER, DeviceIndex,
HPIA, Second);
/* ignore first reading HPID */
Ac48xxHostRead(DeviceIndex, HPIDL, First);
Ac48xxHostRead(DeviceIndex, HPIDL, Second);
Ac48xxHostRead(DeviceIndex, HPIDL, First);
Status = Ac48xxHostRead(DeviceIndex, HPIDL, Second);
if(Status == PACKET_FULL)
{ /* Set DSP to read/write back to LSB first */
Ac48xxSetHPIByteOrder(DeviceIndex, LSB_FIRST);
*ProgramDownloadBlocks = (char *)Download;
if(BlockStructureFile)
fprintf(BlockStructureFile,
" Status == %X (PACKET_FULL (-1))\n", Status);
return (-1);
}
if(Status != PACKET_EMPTY)
{
Ac48xxSetHPIByteOrder(DeviceIndex, LSB_FIRST);
if(BlockStructureFile)
fprintf(BlockStructureFile,
" ERROR (Status == %X)\n", Status);
return AC_ERROR;
}
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