Sundance SMT6025 v.2.9 - Manual (Page 32)

Version 2.9 Page 32 of 45 SMT6025 User Manual
15.7 The default handler
When no channel handler is specified, the default handler will be in operation.
This handler provides the basic functionality on the host side associated with a
HSC.
The default handler is defined by the
HscDflt structure (See HscDflt.h), and
provides a number of functions that are listed in the table below.
Function Purpose
SramPutSync Initiate a SRAM put operation.
SRamPutDone Complete a SRAM put operation.
SramGetSync Initiate a SRAM get operation.
SramGetDone Complete a SRAM get operation.
SramCancel Cancel a pending SRAM put or get operation.
PciOpenSync Associate host memory with a HSC.
PciCloseSync Dissociates host memory.
PciPutSync Initiate a PCI put operation.
PciPutDone Complete a PCI put operation.
PciGetSync Initiate a PCI get operation.
PciGetDone Complete a PCI get operation.
PciCancel Cancel a pending PCI put or get.
15.7.1 SRamPutSync
Initiate a write to the SRAM arguments area of this HSC object.
Prototype
UINT HscDflt::SramPutSync (void)
Parameters
None
Return value
The number bytes actually asked for by the DSP.
15.7.2 SRamPutDone
Perform a write to the SRAM arguments area of this HSC object.
Prototype
void HscDflt::SramPutDone (UINT nBytes, void *pMem)
User Manual (QCF42); Version 2.9, 22/02/02; © Sundance Multiprocessor Technology Ltd. 2002