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DS3131 Datasheet(PDF) 29 Page - Dallas Semiconductor |
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DS3131 Datasheet(HTML) 29 Page - Dallas Semiconductor |
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29 / 33 page  DS3131DK 29 of 33 hdlc.c HDLC Functions FUNCTION PURPOSE RETURNS BosshdlcDevReset Reset the device and its data (not called directly) Nothing hdlcDevOff Turn the device off (not called directly) Nothing BosshdlcChanOpen Open a channel with specified parameters Nothing hdlcChanClose Close a channel Nothing BosshdlcChanGetState Return the status of the channel TRUE if open, FALSE otherwise hdlcChanTrafficCtrl Control a channel’s traffic Nothing drv.c Driver Level Functions FUNCTION PURPOSE RETURNS drvGetVmemBase Get virtual memory base address (calls to syswd.c) unsigned long drvGetPmemBase Get physical memory base address (calls to syswd.c) unsigned long drvVAddr2Paddr Convert virtual address to physical addr (calls to syswd.c) unsigned long drvPAddr2Vaddr Convert physical address to virtual addr (calls to syswd.c) unsigned long drvWriteReg Write a value into a device register TRUE (success) FALSE (failure) drvReadReg Read a value from a device register -1 on failure or the reg value on success drvWriteIReg Write a value into an indirect register TRUE (success) FALSE (failure) drvReadIReg Read a value from an indirect register -1 on failure or the int32 reg value on success BossdrvDevInit Reset and initialize the device FALSE if device does not exist drvDevOff Put the device in reset Nothing drvWrIReg Write to an indirect register Nothing drvRdIReg Read from an indirect register int32 Register value BossdrvInitIRegs Write a zero to an indirect register Nothing drvIntCallback The interrupt callback from the ISR (only DMA int.s today) Nothing DrvGetIsrStats Get a pointer to the interrupt service routine stats drvIsrStats * drvInitIRegs Write a zero to all indirect registers of the device Nothing DrvGetdmaDesc Get a pointer to the structure describing DMA configuration DrvDmaDesc * DrvUpdatedmaDesc Get a pointer to the structure of DMA updated configuration DrvDmaDesc * |
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