yan shenglong
163 lines
4.6 KiB
C
163 lines
4.6 KiB
C
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#define S_FUNCTION_LEVEL 2
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#define S_FUNCTION_NAME hil_uart_in
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#include "simstruc.h"
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#define IS_PARAM_UINT8(pVal) (mxIsNumeric(pVal) && !mxIsLogical(pVal) && \
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!mxIsEmpty(pVal) && !mxIsSparse(pVal) && !mxIsComplex(pVal) && mxIsUint8(pVal))
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/*====================*
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* S-function methods *
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*====================*/
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#define MDL_CHECK_PARAMETERS
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#if defined(MDL_CHECK_PARAMETERS) && defined(MATLAB_MEX_FILE)
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/* Function: mdlCheckParameters =============================================
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* Abstract:
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* Verify parameter definitions and types.
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*/
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static void mdlCheckParameters(SimStruct *S)
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{
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int paramIndex = 0;
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bool invalidParam = false;
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/* All parameters must match the S-function Builder Dialog */
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{
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const mxArray *pVal0 = ssGetSFcnParam(S, 0);
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if (!IS_PARAM_UINT8(pVal0))
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{
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invalidParam = true;
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paramIndex = 0;
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goto EXIT_POINT;
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}
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}
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EXIT_POINT:
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if (invalidParam)
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{
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char parameterErrorMsg[1024];
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sprintf(parameterErrorMsg, "The data type and or complexity of parameter %d does not match the "
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"information specified in the S-function Builder dialog. "
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"For non-double parameters you will need to cast them using int8, int16, "
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"int32, uint8, uint16, uint32 or boolean.",
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paramIndex + 1);
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ssSetErrorStatus(S, parameterErrorMsg);
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}
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return;
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}
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#endif /* MDL_CHECK_PARAMETERS */
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/* Function: mdlInitializeSizes ===============================================
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* Abstract:
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* Setup sizes of the various vectors.
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*/
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static void mdlInitializeSizes(SimStruct *S)
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{
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ssSetNumSFcnParams(S, 1);
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if (ssGetNumSFcnParams(S) == ssGetSFcnParamsCount(S))
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{
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mdlCheckParameters(S);
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if (ssGetErrorStatus(S) != NULL)
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{
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return;
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}
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}
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else
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{
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return; /* Parameter mismatch will be reported by Simulink */
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}
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ssSetArrayLayoutForCodeGen(S, SS_COLUMN_MAJOR);
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ssSetNumContStates(S, 0);
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ssSetNumDiscStates(S, 0);
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if (!ssSetNumInputPorts(S, 0)) return;
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if (!ssSetNumOutputPorts(S, 2)) return;
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/* Output Port 0 */
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ssSetOutputPortWidth(S, 0, DYNAMICALLY_SIZED);
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ssSetOutputPortDataType(S, 0, SS_UINT8);
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ssSetOutputPortComplexSignal(S, 0, COMPLEX_NO);
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/* Output Port 1 */
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ssSetOutputPortWidth(S, 1, 1);
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ssSetOutputPortDataType(S, 1, SS_UINT32);
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ssSetOutputPortComplexSignal(S, 1, COMPLEX_NO);
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ssSetNumSampleTimes(S, 1);
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ssSetNumRWork(S, 0);
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ssSetNumIWork(S, 0);
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ssSetNumPWork(S, 0);
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ssSetNumModes(S, 0);
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ssSetNumNonsampledZCs(S, 0);
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ssSetSimStateCompliance(S, USE_DEFAULT_SIM_STATE);
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/* Take care when specifying exception free code - see sfuntmpl_doc.c */
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ssSetOptions(S, SS_OPTION_WORKS_WITH_CODE_REUSE);
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}
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/* Function: mdlInitializeSampleTimes =========================================
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* Abstract:
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* Specifiy the sample time.
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*/
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static void mdlInitializeSampleTimes(SimStruct *S)
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{
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ssSetSampleTime(S, 0, INHERITED_SAMPLE_TIME);
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ssSetOffsetTime(S, 0, 0.0);
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ssSetModelReferenceSampleTimeDefaultInheritance(S);
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}
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#define MDL_SET_WORK_WIDTHS
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#if defined(MDL_SET_WORK_WIDTHS) && defined(MATLAB_MEX_FILE)
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static void mdlSetWorkWidths(SimStruct *S)
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{
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const char_T *rtParamNames[] = {"ID"};
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ssRegAllTunableParamsAsRunTimeParams(S, rtParamNames);
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}
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#endif
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#undef MDL_START /* Change to #undef to remove function */
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#if defined(MDL_START)
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/* Function: mdlStart =======================================================
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* Abstract:
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* This function is called once at start of model execution. If you
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* have states that should be initialized once, this is the place
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* to do it.
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*/
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static void mdlStart(SimStruct *S)
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{
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}
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#endif /* MDL_START */
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/* Function: mdlOutputs =======================================================
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*
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*/
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static void mdlOutputs(SimStruct *S, int_T tid)
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{
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uint32_T *Data_len = (uint32_T *) ssGetOutputPortRealSignal(S, 1);
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Data_len[0] = 0U;
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}
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/* Function: mdlTerminate =====================================================
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* Abstract:
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* In this function, you should perform any actions that are necessary
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* at the termination of a simulation. For example, if memory was
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* allocated in mdlStart, this is the place to free it.
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*/
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static void mdlTerminate(SimStruct *S)
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{
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}
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#ifdef MATLAB_MEX_FILE /* Is this file being compiled as a MEX-file? */
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#include "simulink.c" /* MEX-file interface mechanism */
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#else
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#include "cg_sfun.h" /* Code generation registration function */
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#endif
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