#include <modules.h>
#define USE_EDI 0
-#define USE_UDI 1
+#define USE_UDI 0
// === PROTOTYPES ===
- int Modules_LoadBuiltins();
+ int Modules_LoadBuiltins(void);
+ int Module_RegisterLoader(tModuleLoader *Loader);
int Module_LoadMem(void *Buffer, Uint Length, char *ArgString);
int Module_LoadFile(char *Path, char *ArgString);
int Module_int_ResolveDeps(tModule *Info);
int Module_IsLoaded(char *Name);
+// === EXPORTS ===
+EXPORT(Module_RegisterLoader);
+
// === IMPORTS ===
#if USE_UDI
extern int UDI_LoadDriver(void *Base);
// === GLOBALS ===
int giNumBuiltinModules = 0;
- int giModuleSpinlock = 0;
+tSpinlock glModuleSpinlock;
tModule *gLoadedModules = NULL;
tModuleLoader *gModule_Loaders = NULL;
tModule *gLoadingModules = NULL;
// === CODE ===
+/**
+ * \brief Initialises a module
+ * \param Module Pointer to the module header
+ * \return Zero on success, eModuleErrors or -1 on error
+ * \retval -1 Returned if a dependency fails, or a circular dependency
+ * exists.
+ * \retval 0 Returned on success
+ * \retval >0 Error code form the module's initialisation function
+ */
int Module_int_Initialise(tModule *Module)
{
int i, j;
break;
}
if( mod ) {
- Warning("[MOD ] Circular dependency detected");
+ Log_Warning("Module", "Circular dependency detected");
LEAVE_RET('i', -1);
}
break;
}
if( i == giNumBuiltinModules ) {
- Warning("[MOD ] Dependency '%s' for module '%s' failed");
+ Log_Warning("Module", "Dependency '%s' for module '%s' failed");
return -1;
}
// All Dependencies OK? Initialise
StartupPrint(Module->Name);
- Log("[MOD ] Initialising %p '%s' v%i.%i...",
+ Log_Log("Module", "Initialising %p '%s' v%i.%i...",
Module, Module->Name,
Module->Version >> 8, Module->Version & 0xFF
);
ret = Module->Init(NULL);
if( ret != MODULE_ERR_OK ) {
- Log("[MOD ] Loading Failed, all modules that depend on this will also fail");
switch(ret)
{
case MODULE_ERR_MISC:
- Log("[MOD ] Reason: Miscelanious");
+ Log_Warning("Module", "Unable to load, reason: Miscelanious");
break;
case MODULE_ERR_NOTNEEDED:
- Log("[MOD ] Reason: Module not needed (probably hardware not found)");
+ Log_Warning("Module", "Unable to load, reason: Module not needed");
break;
case MODULE_ERR_MALLOC:
- Log("[MOD ] Reason: Error in malloc/realloc/calloc, probably not good");
+ Log_Warning("Module", "Unable to load, reason: Error in malloc/realloc/calloc, probably not good");
break;
default:
- Log("[MOD ] Reason - Unknown code %i", ret);
+ Log_Warning("Module", "Unable to load reason - Unknown code %i", ret);
break;
}
LEAVE_RET('i', ret);
+ return ret;
}
// Remove from loading list
gLoadingModules = gLoadingModules->Next;
// Add to loaded list
+ LOCK( &glModuleSpinlock );
Module->Next = gLoadedModules;
gLoadedModules = Module;
+ RELEASE( &glModuleSpinlock );
LEAVE_RET('i', 0);
}
+/**
+ * \brief Initialises builtin modules
+ */
int Modules_LoadBuiltins()
{
int i;
// Error check
if(base == NULL) {
- Warning("Module_LoadFile: Unable to load '%s'", Path);
+ Log_Warning("Module", "Module_LoadFile - Unable to load '%s'", Path);
return 0;
}
// Unknown module type?, return error
Binary_Unload(base);
#if USE_EDI
- Warning("Module_LoadFile: Module has neither a Module Info struct, nor an EDI entrypoint");
+ Log_Warning("Module", "Module '%s' has neither a Module Info struct, nor an EDI entrypoint", Path);
#else
- Warning("Module_LoadFile: Module does not have a Module Info struct");
+ Log_Warning("Module", "Module '%s' does not have a Module Info struct", Path);
#endif
return 0;
}
// Check magic number
if(info->Magic != MODULE_MAGIC)
{
- Warning("Module_LoadFile: Module's magic value is invalid (0x%x != 0x%x)", info->Magic, MODULE_MAGIC);
+ Log_Warning("Module", "Module's magic value is invalid (0x%x != 0x%x)", info->Magic, MODULE_MAGIC);
return 0;
}
// Check Architecture
if(info->Arch != MODULE_ARCH_ID)
{
- Warning("Module_LoadFile: Module is for a different architecture");
+ Log_Warning("Module", "Module is for a different architecture");
return 0;
}
+ #if 1
+ if( Module_int_Initialise( info ) )
+ {
+ Binary_Unload(base);
+ return 0;
+ }
+ #else
// Resolve Dependencies
if( !Module_int_ResolveDeps(info) ) {
Binary_Unload(base);
return 0;
}
- Log("Initialising %p '%s' v%i.%i...",
+ Log_Log("Module", "Initialising %p '%s' v%i.%i...",
info,
info->Name,
info->Version>>8, info->Version & 0xFF
}
// Add to list
- LOCK( &giModuleSpinlock );
+ LOCK( &glModuleSpinlock );
info->Next = gLoadedModules;
gLoadedModules = info;
- RELEASE( &giModuleSpinlock );
+ RELEASE( &glModuleSpinlock );
+ #endif
return 1;
}
{
// Check if the module is loaded
if( !Module_IsLoaded(*names) ) {
- Warning("Module `%s' requires `%s', which is not loaded\n", Info->Name, *names);
+ Log_Warning("Module", "Module `%s' requires `%s', which is not loaded\n", Info->Name, *names);
return 0;
}
}