Add realtek target files

Signed-off-by: Roman Yeryomin <roman@advem.lv>

1 files changed, 99 insertions, 0 deletions

diff --git a/target/linux/realtek/files/drivers/net/rtl819x/rtl_glue.c b/target/linux/realtek/files/drivers/net/rtl819x/rtl_glue.c
new file mode 100644
index 000000000..00c631a2b
--- /dev/null
+++ b/target/linux/realtek/files/drivers/net/rtl819x/rtl_glue.c
@@ -0,0 +1,99 @@
+/*
+* Copyright c                  Realtek Semiconductor Corporation, 2002  
+* All rights reserved.
+* 
+* Program : Implementation of Glue Functions of Model Code
+* Abstract : 
+* Author : Louis Yung-Chieh Lo (yjlou@realtek.com.tw)               
+* $Id: rtl_glue.c,v 1.5 2008/04/11 10:12:38 bo_zhao Exp $
+*/
+
+#include <net/rtl/rtl_types.h>
+#include <net/rtl/rtl_glue.h>
+
+#if 0
+int rtl_down_interruptible(struct semaphore * sem)
+{
+	//return 0;
+	return down_interruptible(sem);
+}
+
+void rtl_up(struct semaphore * sem)
+{
+	up(sem);
+}
+
+int32 rtlglue_drvMutexLock(void)
+{	
+#if 0
+	spinlock_t lockForCC = SPIN_LOCK_UNLOCKED;
+	int flagsForCC;
+	int needLock;
+
+	spin_lock_irqsave(&lockForCC,flagsForCC);
+
+	needLock = (int_cc >= 1)?FALSE:TRUE;
+	int_cc ++;
+
+	if ( needLock == TRUE )
+	{
+		uint32 dummy;
+ 		saveGimr = READ_MEM32( GIMR );
+		
+#if defined (CONFIG_RTK_VOIP_DRIVERS_PCM865xC)	
+		WRITE_MEM32( GIMR, 0x00080000 );		/* Note: DO NOT disable PCM interrupt because users might be already on the phone call at this time
+												==> Keep PCM interrupt enable for RTK VoIP applications
+													==> RTL865xC, bit19: PCM_IE 
+											*/		
+#elif defined (CONFIG_RTK_VOIP_DRIVERS_PCM8651)
+		WRITE_MEM32( GIMR, 0x00040000 );		/* RTL865xB, bit18: PCM_IE */
+#else
+		WRITE_MEM32( GIMR, 0 );
+#endif
+		/*
+			For RLX5181, LW/SW for external IPs (ex. GIMR) would be slow because one
+			CMD queue is implement.
+
+			So, we would always read GIMR back before calling <spin_unlock_irqrestore()> to
+			make sure GIMR has be set before spin-unlock.
+		*/
+		dummy = READ_MEM32( GIMR );
+
+ 	}
+ 	
+	spin_unlock_irqrestore(&lockForCC, flagsForCC);
+#endif
+	return 0;
+}
+
+int32 rtlglue_drvMutexUnlock(void)
+{
+#if 0
+	spinlock_t lockForCC = SPIN_LOCK_UNLOCKED;
+	int flagsForCC;
+	int needUnlock;
+	
+	spin_lock_irqsave(&lockForCC,flagsForCC);
+	
+	int_cc--;
+	needUnlock = ( int_cc==0 )?TRUE:FALSE;
+
+	if ( needUnlock == TRUE )
+	{
+ 		WRITE_MEM32( GIMR, saveGimr );
+		/*
+			For RLX5181, LW/SW for external IPs (ex. GIMR) would be slow because one
+			CMD queue is implement.
+
+			So, we would always read GIMR back before calling <spin_unlock_irqrestore()> to
+			make sure GIMR has be set before spin-unlock.
+		*/
+		saveGimr = READ_MEM32( GIMR );
+	}
+
+	spin_unlock_irqrestore(&lockForCC, flagsForCC);
+#endif
+	return 0;
+}
+#endif
+