original files of m241

2026-07-30 11:19:44 +05:30
parent 170c2b3f3a
commit afc7070c1f
12254 changed files with 7655111 additions and 0 deletions
@@ -0,0 +1,78 @@
+/* semULibP.h - private user semaphore header */
+ 
+/*
+ * Copyright (c) 2009-2011 Wind River Systems, Inc.
+ *
+ * The right to copy, distribute, modify or otherwise make use
+ * of this software may be licensed only pursuant to the terms
+ * of an applicable Wind River license agreement.
+ */
+ 
+/*
+modification history
+--------------------
+01e,10jan11,gls  added timeout parameter to VX_SEM_CTL_VAR_EXCHANGE_CMD
+                 and VX_SEM_CTL_VAR_HARD_CMD (WIND00231560)
+01d,16jun10,pcs  change the data type of timeout from an int to _Vx_ticks_t
+01c,08jun10,jpb  Changed SEM_USER_NO_OWNER to integer type for both kernel &
+                 user.
+01b,18jan10,cww  Changed SEM_USER_NO_OWNER to integer type on usr side
+01a,16may09,gls  created.
+*/
+ 
+#ifndef __INCsemULibPh
+#define __INCsemULibPh
+
+/* includes */
+
+#include <vxWorks.h>
+
+#if defined(__cplusplus)
+extern "C" {
+#endif  /* __cplusplus */
+
+/* command structures for the user semaphore VX_SEM_CTL commands */
+
+typedef struct vx_sem_ctl_var_hard_cmd
+    {
+    volatile OBJ_HANDLE *pSemOwner;
+    BOOL                *pSendEvents;
+    _Vx_ticks_t         timeout;
+    } VX_SEM_CTL_VAR_HARD_CMD;
+
+typedef struct vx_sem_ctl_var_exchange_cmd
+    {
+    OBJ_HANDLE           takeSemId;
+    volatile OBJ_HANDLE *pTakeSemOwner;
+    volatile OBJ_HANDLE *pGiveSemOwner;
+    BOOL                *pSendEvents;
+    _Vx_ticks_t         timeout;
+    } VX_SEM_CTL_VAR_EXCHANGE_CMD;
+
+/*
+ * The most signicant bit of the semaphore handle is used to denote that the
+ * underlying kernel semaphore is owned.
+ */
+
+#define SEM_USER_NO_OWNER  0
+
+#define SEM_USER_K_OWNED   0x80000000
+
+#if defined(_WRS_KERNEL)
+extern STATUS 	     semUMGiveHard (SEM_ID semId, 
+				    volatile OBJ_HANDLE *pUserSemOwner,
+				    BOOL *pSendEvents);
+extern STATUS 	     semUMTakeHard (SEM_ID semId, 
+				    volatile OBJ_HANDLE *pUserSemOwner,
+				    _Vx_ticks_t timeout);
+extern STATUS 	     semUExchange (SEM_ID giveSemId, SEM_ID takeSemId, 
+				   volatile OBJ_HANDLE *pUserGiveSemOwner,
+				   volatile OBJ_HANDLE *pUserTakeSemOwner,
+				   BOOL *pSendEvents, _Vx_ticks_t timeout);
+#endif /* defined(_WRS_KERNEL) */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __INCsemULibPh */