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make IOP skeleton showcase module unloading #577

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make IOP skeleton showcase module unloading #577

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34 changes: 30 additions & 4 deletions skeleton/iop/hello_main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
#include "irx_imports.h"

#define MODNAME "hello"
IRX_ID("IOP skeleton", 1, 1);
IRX_ID("IOP_skeleton", 1, 1);

extern struct irx_export_table _exp_hello;

Expand All @@ -12,12 +12,38 @@ extern struct irx_export_table _exp_hello;


// This is a bit like a "main" for IRX files.
int _start(int argc, char *argv[])
int _start(int argc, char *argv[], void *startaddr, ModuleInfo_t *mi)
{
if (RegisterLibraryEntries(&_exp_hello) != 0)

#ifndef NO_MODULE_UNLOAD_SUPPORT
if (argc < 0) _stop(argc, argv, startaddr, mi);
#endif
if (RegisterLibraryEntries(&_exp_hello) != 0) {
printf("Failed to RegisterLibraryEntries()\n");
return MODULE_NO_RESIDENT_END;
}

hello();

return MODULE_RESIDENT_END;
#ifdef MODULE_UNLOAD_ORIGINAL_APPROACH
return MODULE_REMOVABLE_END;
#else
#ifndef NO_MODULE_UNLOAD_SUPPORT
if (mi && ((mi->newflags & 2) != 0))
mi->newflags |= 0x10;
#endif
return MODULE_RESIDENT_END;
#endif
}

// Here you have to deinit devices, free memory, release exports,
// or whatever cleanup is required depending on what is your module doing
#ifndef NO_MODULE_UNLOAD_SUPPORT
int _stop(int argc, char *argv[], void *startaddr, ModuleInfo_t *mi)
{
printf("Unloading %s module\n", MODNAME);
ReleaseLibraryEntries(&_exp_hello);

return MODULE_NO_RESIDENT_END; //if the deinit process fails for whatever reason. you should return MODULE_REMOVABLE_END
}
#endif
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