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authorhathach <[email protected]>2023-03-17 23:53:38 +0700
committerhathach <[email protected]>2023-03-17 23:53:38 +0700
commitbdfcd50b1b601f85389a09cdaf183b2f27c1d470 (patch)
tree0ed9312b74a74c875fd17b86353ac02559ac7081 /src/osal/osal_none.h
parent73f22e31c7a31e9b974e27407b906bbc8cb05a7a (diff)
parent65ee11ff630169c01a33860fbf8507d2d8f29a71 (diff)
Merge branch 'master' into portability
Diffstat (limited to 'src/osal/osal_none.h')
-rw-r--r--src/osal/osal_none.h18
1 files changed, 17 insertions, 1 deletions
diff --git a/src/osal/osal_none.h b/src/osal/osal_none.h
index 9c80e4548..5f407378e 100644
--- a/src/osal/osal_none.h
+++ b/src/osal/osal_none.h
@@ -1,4 +1,4 @@
-/*
+/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
@@ -35,6 +35,10 @@
// TASK API
//--------------------------------------------------------------------+
+#if CFG_TUH_ENABLED
+// currently only needed/available in host mode
+void osal_task_delay(uint32_t msec);
+#endif
//--------------------------------------------------------------------+
// Binary Semaphore API
@@ -82,6 +86,10 @@ TU_ATTR_ALWAYS_INLINE static inline void osal_semaphore_reset(osal_semaphore_t s
typedef osal_semaphore_def_t osal_mutex_def_t;
typedef osal_semaphore_t osal_mutex_t;
+#if OSAL_MUTEX_REQUIRED
+// Note: multiple cores MCUs usually do provide IPC API for mutex
+// or we can use std atomic function
+
TU_ATTR_ALWAYS_INLINE static inline osal_mutex_t osal_mutex_create(osal_mutex_def_t* mdef)
{
mdef->count = 1;
@@ -98,6 +106,14 @@ TU_ATTR_ALWAYS_INLINE static inline bool osal_mutex_unlock(osal_mutex_t mutex_hd
return osal_semaphore_post(mutex_hdl, false);
}
+#else
+
+#define osal_mutex_create(_mdef) (NULL)
+#define osal_mutex_lock(_mutex_hdl, _ms) (true)
+#define osal_mutex_unlock(_mutex_hdl) (true)
+
+#endif
+
//--------------------------------------------------------------------+
// QUEUE API
//--------------------------------------------------------------------+