llext: add auxiliary library type

Add a dedicated type for auxiliary LLEXT objects, not implementing
the Module Adapter API.

Signed-off-by: Guennadi Liakhovetski <[email protected]>

Author: lyakh

src/include/module/module/llext.h

@@ -10,7 +10,7 @@
 { \
 	.module = { \
 		.name = manifest_name, \
-		.uuid = {mod_uuid},			  \
+		.uuid = {mod_uuid}, \
 		.entry_point = (uint32_t)(entry), \
 		.instance_max_count = instances, \
 		.type = { \
@@ -21,6 +21,18 @@
 	} \
 }
 
+#define SOF_LLEXT_AUX_MANIFEST(manifest_name, entry, mod_uuid) \
+{ \
+	.module = { \
+		.name = manifest_name, \
+		.uuid = {mod_uuid}, \
+		.entry_point = (uint32_t)(entry), \
+		.type = { \
+			.load_type = SOF_MAN_MOD_TYPE_LLEXT_AUX, \
+		}, \
+	} \
+}
+
 #define SOF_LLEXT_MOD_ENTRY(name, interface) \
 static const struct module_interface *name##_llext_entry(void *mod_cfg, \
 					void *parent_ppl, void **mod_ptr) \

src/include/sof/llext_manager.h

@@ -18,7 +18,8 @@ struct comp_ipc_config;
 
 static inline bool module_is_llext(const struct sof_man_module *mod)
 {
-	return mod->type.load_type == SOF_MAN_MOD_TYPE_LLEXT;
+	return mod->type.load_type == SOF_MAN_MOD_TYPE_LLEXT ||
+		mod->type.load_type == SOF_MAN_MOD_TYPE_LLEXT_AUX;
 }
 
 uintptr_t llext_manager_allocate_module(struct processing_module *proc,

tools/rimage/src/include/rimage/sof/user/manifest.h

@@ -26,6 +26,7 @@
 #define SOF_MAN_MOD_TYPE_BUILTIN	0
 #define SOF_MAN_MOD_TYPE_MODULE		1
 #define SOF_MAN_MOD_TYPE_LLEXT		2	/* Zephyr LLEXT-style dynamically linked */
+#define SOF_MAN_MOD_TYPE_LLEXT_AUX	3	/* Zephyr LLEXT-style dynamically linked auxiliary */
 
 /* module init config */
 #define SOF_MAN_MOD_INIT_CONFIG_BASE_CFG               0 /* Base config only */