sim env

tb/sw/axi_timer/timer.c

@@ -0,0 +1,232 @@
+/*
+* @Author: Ruige Lee
+* @Date:   2020-10-12 14:27:54
+* @Last Modified by:   Ruige Lee
+* @Last Modified time: 2020-10-12 17:16:04
+*/
+
+
+#include <stdint.h>
+#include "timer.h"
+
+
+#ifndef TIMER_BASE
+#error Timer Base address not define!!!
+#endif
+
+
+
+
+volatile uint32_t *timer_tcsr0_reg = (uint32_t*)( TIMER_BASE + TIMER_TCSR0 );
+volatile uint32_t *timer_tlr0_reg = (uint32_t*)( TIMER_BASE + TIMER_TLR0 );
+volatile uint32_t *timer_tcr0_reg = (uint32_t*)( TIMER_BASE + TIMER_TCR0 );
+
+
+volatile uint32_t *timer_tcsr1_reg = (uint32_t*)( TIMER_BASE + TIMER_TCSR1 );
+volatile uint32_t *timer_tlr1_reg = (uint32_t*)( TIMER_BASE + TIMER_TLR1 );
+volatile uint32_t *timer_tcr1_reg = (uint32_t*)( TIMER_BASE + TIMER_TCR1 );
+
+
+int32_t timerIsINT(uint8_t timerNo)
+{
+	if ( ( ( (*timer_tcsr0_reg) & 0x00000100 ) && ( timerNo == 0 ) )
+		||
+		( ( (*timer_tcsr1_reg) & 0x00000100 ) && ( timerNo == 1 ) )
+		)
+	{
+		return 1;
+	}
+	else
+	{
+		return 0;
+	}
+}
+
+int32_t timerClearINT(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) | 0x00000100;	
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) | 0x00000100;			
+	}
+
+	return 0;
+}
+
+int32_t timerEnableRun(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) | 0x00000080;
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) | 0x00000080;		
+	}
+
+	return 0;
+}
+
+int32_t timerDisableRun(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) & (~0x00000080);		
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) & (~0x00000080);
+	}
+
+	return 0;
+}
+
+int32_t timerEnableINT(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{	
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) & (~0x00000020);
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) | 0x00000040;
+	}
+	else
+	{	
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) & (~0x00000020);
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) | 0x00000040;
+	}	
+
+
+	return 0;
+}
+
+int32_t timerDisableINT(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{	
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) & (~0x00000040);
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) & (~0x00000040);		
+	}
+	return 0;
+}
+
+int32_t timerLoad(uint8_t timerNo, uint32_t count)
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tlr0_reg = count;
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) | 0x00000020;
+	}
+	else
+	{
+		*timer_tlr1_reg = count;
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) | 0x00000020;		
+	}
+
+	return 0;
+}
+
+
+int32_t timerAutoReloadEnable(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) | 0x00000010;
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) | 0x00000010;		
+	}
+
+	return 0;
+}
+
+int32_t timerAutoReloadDisable(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) & (~0x00000010);
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) & (~0x00000010);
+	}
+
+
+	return 0;
+}
+
+int32_t timerUpCount(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) & (~0x00000002);		
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) & (~0x00000002);			
+	}
+
+
+	return 0;
+}
+
+int32_t timerDownCount(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{	
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) | 0x00000002;
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) | 0x00000002;	
+	}
+
+	return 0;
+}
+
+int32_t timerGenerate(uint8_t timerNo)
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) & (~0x00000001);
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) & (~0x00000001);
+	}
+
+	return 0;
+}
+
+int32_t timerCapture( uint8_t timerNo )
+{
+	if ( timerNo == 0 )
+	{
+		*timer_tcsr0_reg = (*timer_tcsr0_reg) | 0x00000001;
+	}
+	else
+	{
+		*timer_tcsr1_reg = (*timer_tcsr1_reg) | 0x00000001;		
+	}
+
+	return 0;
+}
+
+uint32_t timerCounterRead( uint8_t timerNo )
+{
+	if ( timerNo == 0 )
+	{
+		return *timer_tcr0_reg;
+	}
+	else
+	{
+		return *timer_tcr1_reg;
+	}
+}
+
+

tb/sw/axi_timer/timer.h

@@ -0,0 +1,50 @@
+
+
+#ifndef _TIMER_H_
+#define _TIMER_H_
+
+
+#include <stdint.h>
+
+
+
+#define TIMER_BASE 0x20000800U
+
+
+#define TIMER_TCSR0 0x00U
+#define TIMER_TLR0 0x04
+#define TIMER_TCR0 0x08
+
+// #define TIMER_RSVD 
+
+#define TIMER_TCSR1 0x10U
+#define TIMER_TLR1 0x14U
+#define TIMER_TCR1 0x18U
+
+
+extern int32_t timerIsINT( uint8_t timerNo );
+extern int32_t timerClearINT( uint8_t timerNo );
+extern int32_t timerEnableRun( uint8_t timerNo );
+extern int32_t timerDisableRun( uint8_t timerNo );
+extern int32_t timerEnableINT( uint8_t timerNo );
+extern int32_t timerDisableINT( uint8_t timerNo );
+extern int32_t timerLoad( uint8_t timerNo, uint32_t count );
+extern int32_t timerAutoReloadEnable( uint8_t timerNo );
+extern int32_t timerAutoReloadDisable( uint8_t timerNo );
+extern int32_t timerUpCount( uint8_t timerNo );
+extern int32_t timerDownCount( uint8_t timerNo );
+extern int32_t timerGenerate( uint8_t timerNo );
+extern int32_t timerCapture( uint8_t timerNo );
+extern uint32_t timerCounterRead( uint8_t timerNo );
+
+
+
+
+
+
+
+
+#endif
+
+
+