targets/plc_debug.c
author Laurent Bessard
Wed, 09 Oct 2013 10:57:20 +0200
changeset 1347 533741e5075c
parent 1074 92a009dc5826
child 1403 dd6d40094782
permissions -rw-r--r--
Fixed pou variables information loading stylesheet
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/*
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 * DEBUGGER code
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 * 
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 * On "publish", when buffer is free, debugger stores arbitrary variables 
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 * content into, and mark this buffer as filled
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 * 
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 * 
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 * Buffer content is read asynchronously, (from non real time part), 
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 * and then buffer marked free again.
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 *  
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 * 
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 * */
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#include "iec_types_all.h"
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#include "POUS.h"
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/*for memcpy*/
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#include <string.h>
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#include <stdio.h>
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#define BUFFER_SIZE %(buffer_size)d
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/* Atomically accessed variable for buffer state */
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#define BUFFER_FREE 0
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#define BUFFER_BUSY 1
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static long buffer_state = BUFFER_FREE;
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/* The buffer itself */
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char debug_buffer[BUFFER_SIZE];
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/* Buffer's cursor*/
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static char* buffer_cursor = debug_buffer;
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static unsigned int retain_offset = 0;
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/***
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 * Declare programs 
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 **/
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%(programs_declarations)s
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/***
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 * Declare global variables from resources and conf 
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 **/
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%(extern_variables_declarations)s
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typedef void(*__for_each_variable_do_fp)(void*, __IEC_types_enum);
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void __for_each_variable_do(__for_each_variable_do_fp fp)
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{
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%(for_each_variable_do_code)s
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}
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__IEC_types_enum __find_variable(unsigned int varindex, void ** varp)
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{
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    switch(varindex){
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%(find_variable_case_code)s
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     default:
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      *varp = NULL;
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      return UNKNOWN_ENUM;
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    }
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}
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#define __Unpack_case_t(TYPENAME) \
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        case TYPENAME##_ENUM :\
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            *flags = ((__IEC_##TYPENAME##_t *)varp)->flags;\
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            forced_value_p = *real_value_p = &((__IEC_##TYPENAME##_t *)varp)->value;\
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            break;
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#define __Unpack_case_p(TYPENAME)\
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        case TYPENAME##_O_ENUM :\
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            *flags = __IEC_OUTPUT_FLAG;\
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        case TYPENAME##_P_ENUM :\
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            *flags |= ((__IEC_##TYPENAME##_p *)varp)->flags;\
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            *real_value_p = ((__IEC_##TYPENAME##_p *)varp)->value;\
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            forced_value_p = &((__IEC_##TYPENAME##_p *)varp)->fvalue;\
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            break;
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void* UnpackVar(void* varp, __IEC_types_enum vartype, void **real_value_p, char *flags)
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{
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    void *forced_value_p = NULL;
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    *flags = 0;
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    /* find data to copy*/
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    switch(vartype){
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        __ANY(__Unpack_case_t)
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        __ANY(__Unpack_case_p)
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    default:
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        break;
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    }
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    if (*flags & __IEC_FORCE_FLAG)
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        return forced_value_p;
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    return *real_value_p;
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}
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void Remind(unsigned int offset, unsigned int count, void * p);
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void RemindIterator(void* varp, __IEC_types_enum vartype)
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{
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    void *real_value_p = NULL;
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    char flags = 0;
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    UnpackVar(varp, vartype, &real_value_p, &flags);
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    if(flags & __IEC_RETAIN_FLAG){
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        USINT size = __get_type_enum_size(vartype);
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        /* compute next cursor positon*/
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        unsigned int next_retain_offset = retain_offset + size;
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        /* if buffer not full */
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        Remind(retain_offset, size, real_value_p);
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        /* increment cursor according size*/
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        retain_offset = next_retain_offset;
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    }
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}
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extern int CheckRetainBuffer(void);
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void __init_debug(void)
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{
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    /* init local static vars */
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    buffer_cursor = debug_buffer;
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    retain_offset = 0;
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    buffer_state = BUFFER_FREE;
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    /* Iterate over all variables to fill debug buffer */
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    if(CheckRetainBuffer())
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    	__for_each_variable_do(RemindIterator);
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    retain_offset = 0;
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}
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extern void InitiateDebugTransfer(void);
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extern unsigned long __tick;
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void __cleanup_debug(void)
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{
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    buffer_cursor = debug_buffer;
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    InitiateDebugTransfer();
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}
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void __retrieve_debug(void)
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{
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}
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void Retain(unsigned int offset, unsigned int count, void * p);
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inline void BufferIterator(void* varp, __IEC_types_enum vartype, int do_debug)
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{
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    void *real_value_p = NULL;
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    void *visible_value_p = NULL;
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diff changeset
   143
    char flags = 0;
605
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diff changeset
   144
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   145
    visible_value_p = UnpackVar(varp, vartype, &real_value_p, &flags);
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diff changeset
   146
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   147
    if(flags & ( __IEC_DEBUG_FLAG | __IEC_RETAIN_FLAG)){
483
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
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   148
        USINT size = __get_type_enum_size(vartype);
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diff changeset
   149
        if(flags & __IEC_DEBUG_FLAG){
605
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   150
            /* copy visible variable to buffer */;
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diff changeset
   151
            if(do_debug){
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   152
                /* compute next cursor positon.
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   153
                   No need to check overflow, as BUFFER_SIZE
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   154
                   is computed large enough */
1074
92a009dc5826 Optimzed tracing of STRING type variables value. Now, only used size is transfered in debug buffer.
Edouard Tisserant
parents: 985
diff changeset
   155
                if(vartype == STRING_ENUM){
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Edouard Tisserant
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diff changeset
   156
                    /* optimization for strings */
92a009dc5826 Optimzed tracing of STRING type variables value. Now, only used size is transfered in debug buffer.
Edouard Tisserant
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diff changeset
   157
                    size = ((STRING*)visible_value_p)->len + 1;
92a009dc5826 Optimzed tracing of STRING type variables value. Now, only used size is transfered in debug buffer.
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diff changeset
   158
                }
605
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   159
                char* next_cursor = buffer_cursor + size;
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   160
                /* copy data to the buffer */
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   161
                memcpy(buffer_cursor, visible_value_p, size);
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   162
                /* increment cursor according size*/
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   163
                buffer_cursor = next_cursor;
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   164
            }
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   165
            /* re-force real value of outputs (M and Q)*/
649
c48023b6f0ec Fixing bug in forcing variables in runtime debug thread
laurent
parents: 611
diff changeset
   166
            if((flags & __IEC_FORCE_FLAG) && (flags & __IEC_OUTPUT_FLAG)){
605
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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parents: 582
diff changeset
   167
                memcpy(real_value_p, visible_value_p, size);
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   168
            }
450
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diff changeset
   169
        }
483
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
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diff changeset
   170
        if(flags & __IEC_RETAIN_FLAG){
605
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   171
            /* compute next cursor positon*/
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   172
            unsigned int next_retain_offset = retain_offset + size;
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   173
            /* if buffer not full */
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diff changeset
   174
            Retain(retain_offset, size, real_value_p);
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   175
            /* increment cursor according size*/
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   176
            retain_offset = next_retain_offset;
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diff changeset
   177
        }
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
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   178
    }
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
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diff changeset
   179
}
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
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diff changeset
   180
605
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   181
void DebugIterator(void* varp, __IEC_types_enum vartype){
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   182
    BufferIterator(varp, vartype, 1);
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   183
}
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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   184
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   185
void RetainIterator(void* varp, __IEC_types_enum vartype){
2250ed42e306 debugger : forcing %M and %Q variables on each cycle, and rework of code for optimization and concision
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diff changeset
   186
    BufferIterator(varp, vartype, 0);
483
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
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diff changeset
   187
}
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
parents: 477
diff changeset
   188
969
1950fe687dde Fix warning with LogMessage function
Laurent Bessard
parents: 954
diff changeset
   189
extern void PLC_GetTime(IEC_TIME*);
483
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
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   190
extern int TryEnterDebugSection(void);
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
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diff changeset
   191
extern long AtomicCompareExchange(long*, long, long);
954
ab487d32ce9a Made logging compatible with windows API
Edouard Tisserant
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diff changeset
   192
extern long long AtomicCompareExchange64(long long* , long long , long long);
483
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
parents: 477
diff changeset
   193
extern void LeaveDebugSection(void);
580
9dd978e6537c More robust retain buffer validity management
edouard
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diff changeset
   194
extern void ValidateRetainBuffer(void);
9dd978e6537c More robust retain buffer validity management
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diff changeset
   195
extern void InValidateRetainBuffer(void);
450
18583d13f0fa Preliminary accessor support for debug
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parents: 423
diff changeset
   196
423
4d7ac355701d Fix some warnings during compilation
greg
parents: 397
diff changeset
   197
void __publish_debug(void)
209
08dc3d064cb5 Moved template C code to targets dir. Cleaned up some forgotten print.
etisserant
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diff changeset
   198
{
483
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
parents: 477
diff changeset
   199
    retain_offset = 0;
580
9dd978e6537c More robust retain buffer validity management
edouard
parents: 579
diff changeset
   200
    InValidateRetainBuffer();
239
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   201
    /* Check there is no running debugger re-configuration */
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
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diff changeset
   202
    if(TryEnterDebugSection()){
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
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diff changeset
   203
        /* Lock buffer */
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
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diff changeset
   204
        long latest_state = AtomicCompareExchange(
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
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diff changeset
   205
            &buffer_state,
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
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diff changeset
   206
            BUFFER_FREE,
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   207
            BUFFER_BUSY);
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   208
            
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   209
        /* If buffer was free */
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   210
        if(latest_state == BUFFER_FREE)
209
08dc3d064cb5 Moved template C code to targets dir. Cleaned up some forgotten print.
etisserant
parents:
diff changeset
   211
        {
239
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
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diff changeset
   212
            /* Reset buffer cursor */
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   213
            buffer_cursor = debug_buffer;
450
18583d13f0fa Preliminary accessor support for debug
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parents: 423
diff changeset
   214
            /* Iterate over all variables to fill debug buffer */
605
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Edouard Tisserant
parents: 582
diff changeset
   215
            __for_each_variable_do(DebugIterator);
239
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   216
            
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   217
            /* Leave debug section,
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   218
             * Trigger asynchronous transmission 
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   219
             * (returns immediately) */
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
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diff changeset
   220
            InitiateDebugTransfer(); /* size */
581
57605e8e89f0 Also retain when debugger is stalled
edouard
parents: 580
diff changeset
   221
        }else{
57605e8e89f0 Also retain when debugger is stalled
edouard
parents: 580
diff changeset
   222
            /* when not debugging, do only retain */
57605e8e89f0 Also retain when debugger is stalled
edouard
parents: 580
diff changeset
   223
            __for_each_variable_do(RetainIterator);
209
08dc3d064cb5 Moved template C code to targets dir. Cleaned up some forgotten print.
etisserant
parents:
diff changeset
   224
        }
239
112b4bc523b3 Fixed bad IPC choice for debugger/PLC/control thread collaboration
etisserant
parents: 236
diff changeset
   225
        LeaveDebugSection();
483
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
parents: 477
diff changeset
   226
    }else{
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
parents: 477
diff changeset
   227
        /* when not debugging, do only retain */
bc26c42d2eec fixed greg's crap in win32, enhanced debug stability, implemented preliminary retain
edouard
parents: 477
diff changeset
   228
        __for_each_variable_do(RetainIterator);
209
08dc3d064cb5 Moved template C code to targets dir. Cleaned up some forgotten print.
etisserant
parents:
diff changeset
   229
    }
580
9dd978e6537c More robust retain buffer validity management
edouard
parents: 579
diff changeset
   230
    ValidateRetainBuffer();
209
08dc3d064cb5 Moved template C code to targets dir. Cleaned up some forgotten print.
etisserant
parents:
diff changeset
   231
}
08dc3d064cb5 Moved template C code to targets dir. Cleaned up some forgotten print.
etisserant
parents:
diff changeset
   232
450
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
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diff changeset
   233
#define __RegisterDebugVariable_case_t(TYPENAME) \
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   234
        case TYPENAME##_ENUM :\
477
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   235
            ((__IEC_##TYPENAME##_t *)varp)->flags |= flags;\
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   236
            if(force)\
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   237
             ((__IEC_##TYPENAME##_t *)varp)->value = *((TYPENAME *)force);\
458
dfc6164e4022 Debugger still doesn't work crash less...
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 452
diff changeset
   238
            break;
450
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   239
#define __RegisterDebugVariable_case_p(TYPENAME)\
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   240
        case TYPENAME##_P_ENUM :\
477
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   241
            ((__IEC_##TYPENAME##_p *)varp)->flags |= flags;\
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   242
            if(force)\
f66a092b6e74 Arbitrary variable forcing
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parents: 458
diff changeset
   243
             ((__IEC_##TYPENAME##_p *)varp)->fvalue = *((TYPENAME *)force);\
511
518c30f2a507 Adding support for hard forcing located output
laurent
parents: 507
diff changeset
   244
            break;\
518c30f2a507 Adding support for hard forcing located output
laurent
parents: 507
diff changeset
   245
        case TYPENAME##_O_ENUM :\
518c30f2a507 Adding support for hard forcing located output
laurent
parents: 507
diff changeset
   246
            ((__IEC_##TYPENAME##_p *)varp)->flags |= flags;\
582
bb5d0367bf32 Fix typo in plc_debug.c
Edouqrd Tisserant <edouard.tisserant@gmail.com>
parents: 581
diff changeset
   247
            if(force){\
511
518c30f2a507 Adding support for hard forcing located output
laurent
parents: 507
diff changeset
   248
             ((__IEC_##TYPENAME##_p *)varp)->fvalue = *((TYPENAME *)force);\
518c30f2a507 Adding support for hard forcing located output
laurent
parents: 507
diff changeset
   249
             *(((__IEC_##TYPENAME##_p *)varp)->value) = *((TYPENAME *)force);\
582
bb5d0367bf32 Fix typo in plc_debug.c
Edouqrd Tisserant <edouard.tisserant@gmail.com>
parents: 581
diff changeset
   250
            }\
477
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   251
            break;
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   252
void RegisterDebugVariable(int idx, void* force)
209
08dc3d064cb5 Moved template C code to targets dir. Cleaned up some forgotten print.
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parents:
diff changeset
   253
{
452
2d0718a05cc7 Reflect changes in iec type definitions in matiec/lib
edouard
parents: 450
diff changeset
   254
    void *varp = NULL;
477
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   255
    unsigned char flags = force ? __IEC_DEBUG_FLAG | __IEC_FORCE_FLAG : __IEC_DEBUG_FLAG;
458
dfc6164e4022 Debugger still doesn't work crash less...
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 452
diff changeset
   256
    switch(__find_variable(idx, &varp)){
611
b665a9001451 Fix debugger bug after merging matiec repositories
laurent
parents: 605
diff changeset
   257
        __ANY(__RegisterDebugVariable_case_t)
b665a9001451 Fix debugger bug after merging matiec repositories
laurent
parents: 605
diff changeset
   258
        __ANY(__RegisterDebugVariable_case_p)
452
2d0718a05cc7 Reflect changes in iec type definitions in matiec/lib
edouard
parents: 450
diff changeset
   259
    default:
2d0718a05cc7 Reflect changes in iec type definitions in matiec/lib
edouard
parents: 450
diff changeset
   260
        break;
450
18583d13f0fa Preliminary accessor support for debug
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parents: 423
diff changeset
   261
    }
18583d13f0fa Preliminary accessor support for debug
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parents: 423
diff changeset
   262
}
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   263
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   264
#define __ResetDebugVariablesIterator_case_t(TYPENAME) \
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   265
        case TYPENAME##_ENUM :\
477
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   266
            ((__IEC_##TYPENAME##_t *)varp)->flags &= ~(__IEC_DEBUG_FLAG|__IEC_FORCE_FLAG);\
458
dfc6164e4022 Debugger still doesn't work crash less...
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 452
diff changeset
   267
            break;
450
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   268
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   269
#define __ResetDebugVariablesIterator_case_p(TYPENAME)\
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   270
        case TYPENAME##_P_ENUM :\
582
bb5d0367bf32 Fix typo in plc_debug.c
Edouqrd Tisserant <edouard.tisserant@gmail.com>
parents: 581
diff changeset
   271
        case TYPENAME##_O_ENUM :\
477
f66a092b6e74 Arbitrary variable forcing
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 458
diff changeset
   272
            ((__IEC_##TYPENAME##_p *)varp)->flags &= ~(__IEC_DEBUG_FLAG|__IEC_FORCE_FLAG);\
458
dfc6164e4022 Debugger still doesn't work crash less...
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 452
diff changeset
   273
            break;
450
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   274
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   275
void ResetDebugVariablesIterator(void* varp, __IEC_types_enum vartype)
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   276
{
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   277
    /* force debug flag to 0*/
18583d13f0fa Preliminary accessor support for debug
Edouard TISSERANT <edouard.tisserant@gmail.com>
parents: 423
diff changeset
   278
    switch(vartype){
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        __ANY(__ResetDebugVariablesIterator_case_t)
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        __ANY(__ResetDebugVariablesIterator_case_p)
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    default:
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        break;
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    }
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}
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void ResetDebugVariables(void)
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{
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    __for_each_variable_do(ResetDebugVariablesIterator);
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}
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void FreeDebugData(void)
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{
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    /* atomically mark buffer as free */
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    long latest_state;
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    latest_state = AtomicCompareExchange(
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        &buffer_state,
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        BUFFER_BUSY,
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        BUFFER_FREE);
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}
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int WaitDebugData(unsigned long *tick);
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/* Wait until debug data ready and return pointer to it */
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int GetDebugData(unsigned long *tick, unsigned long *size, void **buffer){
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    int wait_error = WaitDebugData(tick);
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    if(!wait_error){
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        *size = buffer_cursor - debug_buffer;
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        *buffer = debug_buffer;
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    }
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    return wait_error;
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}
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   310