Freescale Semiconductor SEC2SWUG Global Definitions, 1 I/O Control Codes, Channel Definitions

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User Interface

/* in callback function notifAes */

if (aesdynReq.status != 0) {

printf ("Error detected by HW 0x%x\n", aesdynReq.status) ;

.

.

}

3.3 Global Definitions

3.3.1 I/O Control Codes

The I/O control code is the second argument in the ioctl function. Definitions of these control codes are defined

in Sec2.h.

Internally, these values are used in conjunction with a base index to create the I/O control codes. The macro for this base index is defined by SEC2_IOCTL_INDEX and has a value of 0x0800.

Table 2. Second and Third Arguments in the ioctl Function

I/O Control Code (Second

 

Argument in ioctl Function)

Third Argument in ioctl Function

SEC2_PROC_REQ

Pointer to user's request structure

SEC2_GET_STATUS

Pointer to a STATUS_REQ

SEC2_MALLOC

Pointer to be assigned to a block of kernel memory for holding

 

caller data to be operated upon

SEC2_FREE

Pointer to free a block originally allocated by SEC2_MALLOC

SEC2_COPYFROM

Pointer to type MALLOC_REQ, which will hold information

 

about a user buffer that will be copied from user memory space

 

to kernel memory space allocated by SEC2_MALLOC

SEC2_COPYTO

Pointer to type MALLOC_REQ, which will hold information

 

about a user buffer that will be copied from kernel memory

 

space allocated by SEC2_MALLOC back to a user's buffer.

3.3.2 Channel Definitions

The NUM_CHANNELS definition is used to specify the number of channels implemented in the SEC2 device. If not specified, it will be set to a value of 4 as a default.

SEC 2.0 Reference Device Driver User’s Guide, Rev. 0

Freescale Semiconductor

PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE

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Contents Freescale Semiconductor OverviewSEC 2.0 Reference Device Driver User’s Guide, Rev Acronyms and AbbreviationsOverview Term MeaningEnd-User Application Device Driver ComponentsDevice Driver Structure Device Driver ComponentsProcess Request Routine Interrupt Service RoutineDriver Initialization Routine Request Dispatch RoutineUser Interface Deferred Service RoutineUser Interface Application Interface= Dpdaesacbcencryptcrypt Error HandlingSecond and Third Arguments in the ioctl Function Global Definitions1 I/O Control Codes Channel DefinitionsChannel Defines Callback Error Status Return CodeOperation ID opId Masks Return CodesSEC2TEAERROR SEC2ADDRESSPROBLEMSEC2CHAERROR SEC2PARITYSYSTEMERRORDefine Description SEC2CANCELLEDREQUESTMiscellaneous Request Structures SEC2INVALIDADDRESSStatusreq Process Request StructuresScatter-Gather Buffer Management NotifyonerrorDirect Scatter-Gather Usage Example Rngreq Individual Request Type DescriptionsRandom Number Requests DES RequestsDescbccryptreq Valid Descriptors opId ARC4 RequestsDescryptreq 1 ARC4LOADCTXCRYPTREQARC4LOADCTXCRYPTREQ Valid Descriptor opId 2 ARC4LOADKEYCRYPTUNLOADCTXREQARC4LOADKEYCRYPTUNLOADCTXREQ Valid Descriptor opId Hashreq Hash RequestsHashreq Valid Descriptors 0x4400 opId Hmacpadreq Hmac RequestsHashreq Valid Descriptors 0x4500 opId Aesacryptreq AES RequestsHmacpadreq Valid Descriptors opId Modexpreq Valid Descriptor opId Integer Public Key RequestsModexpreq Aesacryptreq Valid Descriptors opIdDpdmmssrsaexp ModssexpreqMODR2MODNREQ Modssexpreq Valid Descriptor opId0x5300 Modrrmodpreq5 MOD2OPREQ Modrrmodpreq Valid Descriptor opIdMOD2OPREQ Valid Descriptors opId Value Function Description Eccpointreq ECC Public Key RequestsMOD2OPREQ Valid Descriptors opId Eccpointreq Valid Descriptors opId 2 ECC2OPREQDpdecspkbuildulctx EccspkbuildreqECC2OPREQ Valid Descriptors opId Eccspkbuildreq Valid Descriptor opIdEccptadddblreq Valid Descriptor opId IPSec RequestsEccptadddblreq IpseccbcreqIpseccbcreq Valid Descriptors opId Descriptors Ipsececbreq Valid Descriptors opId IpsececbreqIpsecaescbcreq Valid Descriptors opId IpsecaescbcreqIpsecaesecbreq Ipsecaesecbreq Valid Descriptors opId IpsecespreqIpsecespreq Valid Descriptors opId DPDIPSECESPINTDESCBCDCRPTMD5PAD DpdipsecespinsdescbcdcrptshapadDPDIPSECESPOUTTDESCBCCRPTMD5PAD DpdipsecespouttdescbccrptshapadSrtpreq 10 802.11 Protocol RequestsSrtp Protocol Requests CcmpreqDES Sample Sample CodeSrtpreq Valid Descriptors opId Ipsec Sample PRELIMINARY-SUBJECT to Change Without Notice Linux Environment InstallationOperation VxWorks Environment Driver Operation in User ModeVxWorks Environment Driver Module License MacroVxWorks Interface Module Variables PortingBuilding the Interface Modules BSP IntegrationHeader Files Interrupt Service RoutineSource Files Debug Messaging Conditional CompilationDistribution Archive How to Reach Us

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