Whitespace removal.

3 files changed, 142 insertions, 142 deletions

diff --git a/c/src/lib/libbsp/sparc/shared/uart/apbuart.c b/c/src/lib/libbsp/sparc/shared/uart/apbuart.c
index 144d394182..58d0eab4dc 100644
--- a/c/src/lib/libbsp/sparc/shared/uart/apbuart.c
+++ b/c/src/lib/libbsp/sparc/shared/uart/apbuart.c
@@ -83,27 +83,27 @@ typedef struct {
 	int irq;
 	int minor;
 	int scaler;
-	unsigned int baud;	
+	unsigned int baud;
 
-	int txblk;    /* Make write block until at least 1 char has 
+	int txblk;    /* Make write block until at least 1 char has
 	               * been put into software send fifo
 								 */
-	int tx_flush; /* Set this to block until all data has 
-	               * placed into the hardware send fifo 
+	int tx_flush; /* Set this to block until all data has
+	               * placed into the hardware send fifo
 								 */
-	int rxblk;    /* Make read block until at least 1 char has 
+	int rxblk;    /* Make read block until at least 1 char has
 	               * been received (or taken from software fifo).
 								 */
-	int started;  /* Set to 1 when in running mode */	
-	
+	int started;  /* Set to 1 when in running mode */
+
 	int ascii_mode; /* Set to 1 to make \n be printed as \r\n */
-	
+
 	/* TX/RX software FIFO Buffers */
 	apbuart_fifo *txfifo;
 	apbuart_fifo *rxfifo;
-	
+
 	apbuart_stats stats;
-	
+
 	rtems_id dev_sem;
 	rtems_id rx_sem;
 	rtems_id tx_sem;
@@ -126,18 +126,18 @@ static void apbuart_hw_close(apbuart_priv *uart);
 static void apbuart_hw_open(apbuart_priv *uart);
 
 /* Uncomment for debug output */
-/* #define DEBUG 1 
+/* #define DEBUG 1
  #define FUNCDEBUG 1 */
 
 #ifdef DEBUG
 #define DBG(x...) printk(x)
 #else
-#define DBG(x...) 
+#define DBG(x...)
 #endif
 #ifdef FUNCDEBUG
 #define FUNCDBG(x...) printk(x)
 #else
-#define FUNCDBG(x...) 
+#define FUNCDBG(x...)
 #endif
 
 #ifndef READ_REG
@@ -157,7 +157,7 @@ static int apbuart_outbyte_try(ambapp_apb_uart *regs,  unsigned char ch)
 {
 	if ( (READ_REG(&regs->status) & LEON_REG_UART_STATUS_THE) == 0 )
 		return -1; /* Failed */
-	
+
 	/* There is room in fifo, put ch in it */
 	regs->data = (unsigned int) ch;
 	return 0;
@@ -167,15 +167,15 @@ static int apbuart_outbyte_try(ambapp_apb_uart *regs,  unsigned char ch)
 static int apbuart_inbyte_try(ambapp_apb_uart *regs)
 {
 	unsigned int status;
-	/* Clear errors if any */	
+	/* Clear errors if any */
 	if ( (status=READ_REG(&regs->status)) & LEON_REG_UART_STATUS_ERR) {
 		regs->status = status & ~LEON_REG_UART_STATUS_ERR;
 	}
-	
+
 	/* Is Data available? */
 	if ( (READ_REG(&regs->status) & LEON_REG_UART_STATUS_DR) == 0 )
 		return -1; /* No data avail */
-	
+
 	/* Return Data */
 	return (int)READ_REG(&regs->data);
 }
@@ -187,7 +187,7 @@ static int apbuart_write_support(apbuart_priv *uart, const char *buf, int len)
 	while (nwrite < len) {
 		if ( apbuart_outbyte_try(minor, *buf++) ){
 			/* TX Fifo full */
-			
+
 		}
 		nwrite++;
 	}
@@ -197,17 +197,17 @@ static int apbuart_write_support(apbuart_priv *uart, const char *buf, int len)
 
 static void apbuart_hw_open(apbuart_priv *uart){
 	unsigned int scaler;
-	
+
 	/* Calculate Baudrate */
 	if ( uart->scaler > 0 ) {
 		scaler = uart->scaler;
 	}else{
 		scaler = (((sys_freq_hz*10)/(uart->baud*8))-5)/10;
 	}
-	
+
 	/* Set new baud rate */
 	uart->regs->scaler = scaler;
-	
+
 	/* Enable receiver & Transmitter */
 	uart->regs->ctrl = APBUART_CTRL_RE | APBUART_CTRL_RF | APBUART_CTRL_RI | APBUART_CTRL_TI;
 }
@@ -221,7 +221,7 @@ static void apbuart_hw_close(apbuart_priv *uart){
 /* interrupt handler */
 static void apbuart_interrupt_handler(rtems_vector_number v){
 	int minor;
-	
+
 	/* convert to */
   for(minor = 0; minor < dev_cnt; minor++) {
   	if ( v == (apbuarts[minor].irq+0x10) ) {
@@ -232,7 +232,7 @@ static void apbuart_interrupt_handler(rtems_vector_number v){
 }
 #endif
 
-/* The interrupt handler, taking care of the 
+/* The interrupt handler, taking care of the
  * APBUART hardware
  */
 static void apbuart_interrupt(apbuart_priv *uart){
@@ -240,7 +240,7 @@ static void apbuart_interrupt(apbuart_priv *uart){
 	int empty;
 	unsigned char c, *next_char = NULL;
 	int signal;
-	
+
 	/* Clear & record any error */
 	status = READ_REG(&uart->regs->status);
 	if ( status & (APBUART_STATUS_OV|APBUART_STATUS_PE|APBUART_STATUS_FE) ){
@@ -258,7 +258,7 @@ static void apbuart_interrupt(apbuart_priv *uart){
 		}
 		uart->regs->status = status & ~(APBUART_STATUS_OV|APBUART_STATUS_PE|APBUART_STATUS_FE);
 	}
-	
+
 	/* Empty RX fifo into software fifo */
 	signal = 0;
 	while ( (status=READ_REG(&uart->regs->status)) & APBUART_STATUS_DR ){
@@ -270,20 +270,20 @@ static void apbuart_interrupt(apbuart_priv *uart){
 		}
 		/* put into fifo */
 		apbuart_fifo_put(uart->rxfifo,c);
-    
+
 		/* bump RX counter */
 		uart->stats.rx_cnt++;
-    
+
 		signal = 1;
 	}
-	
+
 	/* Wake RX thread if any */
 	if ( signal )
 		rtems_semaphore_release(uart->rx_sem);
-	
+
 	/* If room in HW fifo and we got more chars to be sent */
 	if ( !(status & APBUART_STATUS_TF) ){
-		
+
 		if ( apbuart_fifo_isEmpty(uart->txfifo) ){
 			/* Turn off TX interrupt when no data is to be sent */
 			if ( status & APBUART_STATUS_TE ){
@@ -292,11 +292,11 @@ static void apbuart_interrupt(apbuart_priv *uart){
 			}
 			return;
 		}
-		
+
 		/* signal when there will be more room in SW fifo */
 		if ( apbuart_fifo_isFull(uart->txfifo) )
 			signal = 1;
-		
+
 		do{
 			/* Put data into HW TX fifo */
 			apbuart_fifo_peek(uart->txfifo,&next_char);
@@ -310,9 +310,9 @@ static void apbuart_interrupt(apbuart_priv *uart){
 			}
 			uart->regs->ctrl = READ_REG(&uart->regs->ctrl) | APBUART_CTRL_TE | APBUART_CTRL_TF;
 			DBG("!");
-		}while(!(empty=apbuart_fifo_isEmpty(uart->txfifo)) && 
+		}while(!(empty=apbuart_fifo_isEmpty(uart->txfifo)) &&
 		       !((status=READ_REG(&uart->regs->status))&APBUART_STATUS_TF) );
-		
+
 		/* Wake userspace thread, on empty or full fifo
 		 * This makes tx_flush and block work.
 		 */
@@ -336,7 +336,7 @@ int APBUART_PREFIX(_register)(amba_confarea_type *bus) {
 		switch(r) {
 		case RTEMS_TOO_MANY:
 			printk("APBUART rtems_io_register_driver failed: RTEMS_TOO_MANY\n"); return -1;
-		case RTEMS_INVALID_NUMBER:  
+		case RTEMS_INVALID_NUMBER:
 			printk("APBUART rtems_io_register_driver failed: RTEMS_INVALID_NUMBER\n"); return -1;
 		case RTEMS_RESOURCE_IN_USE:
 			printk("APBUART rtems_io_register_driver failed: RTEMS_RESOURCE_IN_USE\n"); return -1;
@@ -350,7 +350,7 @@ int APBUART_PREFIX(_register)(amba_confarea_type *bus) {
 
 static rtems_device_driver apbuart_initialize(rtems_device_major_number  major, rtems_device_minor_number  minor,  void *arg)
 {
-   
+
 	rtems_status_code status;
 	int i;
 	amba_apb_device dev;
@@ -365,28 +365,28 @@ static rtems_device_driver apbuart_initialize(rtems_device_major_number  major,
 		printk("APBUART: Failed to find any APBUART cores\n\r");
 		return -1;
 	}
-	
+
 	strcpy(fs_name,APBUART_DEVNAME);
-	
+
 	DBG("Found %d APBUART(s)\n\r",dev_cnt);
-	
+
 	/* Allocate memory for device structures */
 	apbuarts = malloc(sizeof(apbuart_priv) * dev_cnt);
 	if ( !apbuarts ){
 		printk("APBUART: Failed to allocate SW memory\n\r");
 		return -1;
 	}
-  
+
   memset(apbuarts,0,sizeof(sizeof(apbuart_priv) * dev_cnt));
-		
+
 	/* Detect System Frequency from initialized timer */
 #ifndef SYS_FREQ_HZ
 #if defined(LEON3)
-	/* LEON3: find timer address via AMBA Plug&Play info */	
+	/* LEON3: find timer address via AMBA Plug&Play info */
 	{
 		amba_apb_device gptimer;
 		LEON3_Timer_Regs_Map *tregs;
-		
+
 		if ( amba_find_apbslv(&amba_conf,VENDOR_GAISLER,GAISLER_GPTIMER,&gptimer) == 1 ){
 			tregs = (LEON3_Timer_Regs_Map *)gptimer.start;
 			sys_freq_hz = (tregs->scaler_reload+1)*1000*1000;
@@ -395,7 +395,7 @@ static rtems_device_driver apbuart_initialize(rtems_device_major_number  major,
 			sys_freq_hz = 40000000; /* Default to 40MHz */
 			printk("APBUART: Failed to detect system frequency\n\r");
 		}
-		
+
 	}
 #elif defined(LEON2)
 	/* LEON2: use hardcoded address to get to timer */
@@ -410,27 +410,27 @@ static rtems_device_driver apbuart_initialize(rtems_device_major_number  major,
 	/* Use hardcoded frequency */
 	sys_freq_hz = SYS_FREQ_HZ;
 #endif
-		
+
 	for(i=0; i<dev_cnt; i++){
 		/* Get AMBA AHB device info from Plug&Play */
 		amba_find_next_apbslv(amba_bus,VENDOR_GAISLER,GAISLER_APBUART,&dev,i);
-		
+
 		printk("APBUART[%d]: at 0x%x irq %d (0x%x)\n\r",i,dev.start,dev.irq,(unsigned int)&apbuarts[i]);
-		
+
 		apbuarts[i].regs = (ambapp_apb_uart *)dev.start;
 		apbuarts[i].irq = dev.irq;
 		apbuarts[i].minor = i;
-		
+
 		/* Clear HW regs */
 		apbuarts[i].regs->status = 0;
-		apbuarts[i].regs->ctrl = 0;    
-		
+		apbuarts[i].regs->ctrl = 0;
+
 		/* Allocate default software buffers */
-		apbuarts[i].txfifo = apbuart_fifo_create(DEFAULT_TXBUF_SIZE);		
+		apbuarts[i].txfifo = apbuart_fifo_create(DEFAULT_TXBUF_SIZE);
 		apbuarts[i].rxfifo = apbuart_fifo_create(DEFAULT_RXBUF_SIZE);
 		if ( !apbuarts[i].txfifo || !apbuarts[i].rxfifo )
 			rtems_fatal_error_occurred(RTEMS_NO_MEMORY);
-		
+
 		APBUART_DEVNAME_NO(fs_name,i);
 
 		/* Bind name to device */
@@ -438,28 +438,28 @@ static rtems_device_driver apbuart_initialize(rtems_device_major_number  major,
 		status = rtems_io_register_name(fs_name, major, i);
 		if (status != RTEMS_SUCCESSFUL)
 			rtems_fatal_error_occurred(status);
-		
+
 		/* Setup interrupt handler for each channel */
    	APBUART_REG_INT(APBUART_PREFIX(_interrupt_handler), apbuarts[i].irq, &apbuarts[i]);
-		
+
 		/* Device A Semaphore created with count = 1 */
 		if ( rtems_semaphore_create(rtems_build_name('A', 'U', 'D', '0'+i),
 		     1,
-		     RTEMS_FIFO|RTEMS_SIMPLE_BINARY_SEMAPHORE|RTEMS_NO_INHERIT_PRIORITY|RTEMS_LOCAL|RTEMS_NO_PRIORITY_CEILING, 
+		     RTEMS_FIFO|RTEMS_SIMPLE_BINARY_SEMAPHORE|RTEMS_NO_INHERIT_PRIORITY|RTEMS_LOCAL|RTEMS_NO_PRIORITY_CEILING,
 		     0,
 		     &apbuarts[i].dev_sem) != RTEMS_SUCCESSFUL )
 			return RTEMS_INTERNAL_ERROR;
-		
+
 		if ( rtems_semaphore_create(rtems_build_name('A', 'U', 'T', '0'+i),
 		     1,
-		     RTEMS_FIFO|RTEMS_SIMPLE_BINARY_SEMAPHORE|RTEMS_NO_INHERIT_PRIORITY|RTEMS_LOCAL|RTEMS_NO_PRIORITY_CEILING, 
+		     RTEMS_FIFO|RTEMS_SIMPLE_BINARY_SEMAPHORE|RTEMS_NO_INHERIT_PRIORITY|RTEMS_LOCAL|RTEMS_NO_PRIORITY_CEILING,
 		     0,
 		     &apbuarts[i].tx_sem) != RTEMS_SUCCESSFUL )
 			return RTEMS_INTERNAL_ERROR;
-				 
+
 		if ( rtems_semaphore_create(rtems_build_name('A', 'U', 'R', '0'+i),
 		     1,
-		     RTEMS_FIFO|RTEMS_SIMPLE_BINARY_SEMAPHORE|RTEMS_NO_INHERIT_PRIORITY|RTEMS_LOCAL|RTEMS_NO_PRIORITY_CEILING, 
+		     RTEMS_FIFO|RTEMS_SIMPLE_BINARY_SEMAPHORE|RTEMS_NO_INHERIT_PRIORITY|RTEMS_LOCAL|RTEMS_NO_PRIORITY_CEILING,
 		     0,
 		     &apbuarts[i].rx_sem) != RTEMS_SUCCESSFUL )
 			return RTEMS_INTERNAL_ERROR;
@@ -469,95 +469,95 @@ static rtems_device_driver apbuart_initialize(rtems_device_major_number  major,
 }
 
 static rtems_device_driver apbuart_open(rtems_device_major_number major, rtems_device_minor_number minor, void *arg)
-{  
+{
 	apbuart_priv *uart;
-	
+
 	FUNCDBG("apbuart_open: major %d, minor %d\n", major, minor);
 
 	if ( (minor < 0) || (minor >= dev_cnt) ) {
 		DBG("Wrong minor %d\n", minor);
 		return RTEMS_INVALID_NAME;
 	}
-	
+
 	uart = &apbuarts[minor];
 
 	if (rtems_semaphore_obtain(uart->dev_sem, RTEMS_NO_WAIT, RTEMS_NO_TIMEOUT) != RTEMS_SUCCESSFUL) {
 		DBG("apbuart_open: resource in use\n");
 		return RTEMS_RESOURCE_IN_USE;
 	}
-	
+
 	/* Clear HW regs */
 	uart->regs->status = 0;
 	uart->regs->ctrl = 0;
-	
+
 	/* Set Defaults */
-	
+
 	/* 38400 baudrate */
 	uart->scaler = 0; /* use uart->baud */
 	uart->baud = 38400;
-	
+
 	/* Default to Blocking mode */
 	uart->txblk = 1;
 	uart->rxblk = 1;
-		
+
 	/* Default to no flush mode */
 	uart->tx_flush = 0;
 
 	/* non-ascii mode */
 	uart->ascii_mode = 0;
-  
+
   /* not started */
   uart->started = 0;
-	
+
 	if ( !uart->txfifo || (uart->txfifo->size!=DEFAULT_TXBUF_SIZE) ){
 		apbuart_fifo_free(uart->txfifo);
 		uart->txfifo = apbuart_fifo_create(DEFAULT_TXBUF_SIZE);
 	}
-	
+
 	if ( !uart->rxfifo || (uart->rxfifo->size!=DEFAULT_RXBUF_SIZE) ){
 		apbuart_fifo_free(uart->rxfifo);
 		uart->rxfifo = apbuart_fifo_create(DEFAULT_RXBUF_SIZE);
 	}
-	
+
 	if ( !uart->rxfifo || !uart->txfifo ){
 		/* Failed to get memory */
 		return RTEMS_NO_MEMORY;
 	}
-	
+
 	/* Now user must call ioctl(START,0) to begin */
-	
+
 	return RTEMS_SUCCESSFUL;
 }
 
 static rtems_device_driver apbuart_close(rtems_device_major_number major, rtems_device_minor_number minor, void *arg)
 {
 	apbuart_priv *uart = &apbuarts[minor];
-	
+
 	FUNCDBG("apbuart_close[%d]:\n",minor);
-	
+
 	apbuart_hw_close(uart);
 
 	/* Software state will be set when open is called again */
 	rtems_semaphore_release(uart->rx_sem);
 	rtems_semaphore_release(uart->tx_sem);
 	uart->started = 0;
-	
+
 	rtems_semaphore_release(uart->dev_sem);
-	
+
 	return RTEMS_SUCCESSFUL;
 }
- 
+
 static rtems_device_driver apbuart_read(rtems_device_major_number major, rtems_device_minor_number minor, void *arg)
 {
 	rtems_libio_rw_args_t *rw_args;
 	unsigned int count = 0, oldLevel;
 	unsigned char *buf;
 	apbuart_priv *uart = &apbuarts[minor];
-	
+
 	rw_args = (rtems_libio_rw_args_t *) arg;
 
 	FUNCDBG("apbuart_read\n");
-	
+
 	buf = (unsigned char *)rw_args->buffer;
 	if ( (rw_args->count < 1) || !buf )
 		return RTEMS_INVALID_NAME; /* EINVAL */
@@ -568,35 +568,35 @@ static rtems_device_driver apbuart_read(rtems_device_major_number major, rtems_d
       printk("UART %x is screwed\n",uart);
     }
 		/* Read from SW fifo */
-		if ( apbuart_fifo_get(uart->rxfifo,&buf[count]) != 0 ){			
+		if ( apbuart_fifo_get(uart->rxfifo,&buf[count]) != 0 ){
 			/* non blocking or read at least 1 byte */
 			if ( (count > 0) || (!uart->rxblk) )
 				break; /* Return */
-			
+
 			rtems_interrupt_enable(oldLevel);
 
 			/* Block thread until a char is received */
 			rtems_semaphore_obtain(uart->rx_sem, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
-      
+
 			rtems_interrupt_disable(oldLevel);
 			continue;
 		}
-		
+
 		/* Got char from SW FIFO */
 		count++;
-		
+
 	} while (count < rw_args->count );
-	
+
 	rtems_interrupt_enable(oldLevel);
 
 	rw_args->bytes_moved = count;
-	
+
 	if (count == 0)
 		return RTEMS_TIMEOUT; /* ETIMEDOUT should be EAGAIN/EWOULDBLOCK */
 
 	return RTEMS_SUCCESSFUL;
 }
- 
+
 static rtems_device_driver apbuart_write(rtems_device_major_number major, rtems_device_minor_number minor, void *arg)
 {
 	rtems_libio_rw_args_t *rw_args;
@@ -604,26 +604,26 @@ static rtems_device_driver apbuart_write(rtems_device_major_number major, rtems_
 	char *buf;
 	apbuart_priv *uart = &apbuarts[minor];
 	int direct=0;
-	
-   
+
+
 	rw_args = (rtems_libio_rw_args_t *) arg;
-  
+
 	FUNCDBG("apbuart_write\n");
-	
+
 	buf = rw_args->buffer;
-	
+
 	if ( rw_args->count < 1 || !buf )
-		return RTEMS_INVALID_NAME; /* EINVAL */ 
-	
+		return RTEMS_INVALID_NAME; /* EINVAL */
+
 	count = 0;
 	rtems_interrupt_disable(oldLevel);
 	/* Do we need to start to send first char direct via HW
 	 * to get IRQ going.
 	 */
-	
+
 	ctrl = READ_REG(&uart->regs->ctrl);
 	if ( (ctrl & APBUART_CTRL_TF) == 0 ){
-		/* TX interrupt is disabled ==> 
+		/* TX interrupt is disabled ==>
 		 * SW FIFO is empty and,
 		 * HW FIFO empty
 		 */
@@ -637,7 +637,7 @@ static rtems_device_driver apbuart_write(rtems_device_major_number major, rtems_
 		uart->regs->ctrl = ctrl | APBUART_CTRL_TE | APBUART_CTRL_TF;
 		direct = 1;
 	}
-	
+
 	while( count < rw_args->count ) {
 		/* write to HW FIFO direct skipping SW FIFO */
 		if ( direct && ((READ_REG(&uart->regs->status) & APBUART_STATUS_TF) == 0) ){
@@ -647,23 +647,23 @@ static rtems_device_driver apbuart_write(rtems_device_major_number major, rtems_
 		else if ( apbuart_fifo_put(uart->txfifo,buf[count]) ){
 			direct = 0;
 			DBG("APBUART[%d]: write: SW FIFO Full\n\r",minor);
-			
+
 			/* is full, block? */
 			if ( ((count < 1) && uart->txblk) || uart->tx_flush ){
-			
+
 				rtems_interrupt_enable(oldLevel);
-				
+
 				rtems_semaphore_obtain(uart->tx_sem, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
-				
+
 				rtems_interrupt_disable(oldLevel);
-			
+
 				/* Do we need to start to send first char direct via HW
 				 * to get IRQ going.
 				 */
-	
+
 				ctrl = READ_REG(&uart->regs->ctrl);
 				if ( (ctrl & APBUART_CTRL_TF) == 0 ){
-					/* TX interrupt is disabled ==> 
+					/* TX interrupt is disabled ==>
 					 * SW FIFO is empty and,
 					 * HW FIFO empty
 					 */
@@ -677,7 +677,7 @@ static rtems_device_driver apbuart_write(rtems_device_major_number major, rtems_
 					uart->regs->ctrl = ctrl | APBUART_CTRL_TF | APBUART_CTRL_TE;
 					direct = 1;
 				}
-				
+
 				continue;
 			}
 			/* don't block, return current status */
@@ -685,18 +685,18 @@ static rtems_device_driver apbuart_write(rtems_device_major_number major, rtems_
 		}else{
 			direct = 0;
 		}
-		
+
 		count++;
-		
+
 	}
 
 	rtems_interrupt_enable(oldLevel);
-	
+
 	rw_args->bytes_moved = count;
-	
+
 	if (count == 0)
 		return RTEMS_TIMEOUT; /* ETIMEDOUT should be EAGAIN/EWOULDBLOCK */
- 
+
 	return RTEMS_SUCCESSFUL;
 }
 
@@ -710,13 +710,13 @@ static rtems_device_driver apbuart_control(rtems_device_major_number major, rtem
 	apbuart_stats *stats;
 
 	FUNCDBG("apbuart_control [%i,%i]\n",major, minor);
-  
+
 	if (!ioarg)
 		return RTEMS_INVALID_NAME;
 
   ioarg->ioctl_return = 0;
 	switch(ioarg->command) {
-	
+
 	/* Enable Receiver & transmitter */
 	case APBUART_START:
 		if ( uart->started )
@@ -724,7 +724,7 @@ static rtems_device_driver apbuart_control(rtems_device_major_number major, rtem
 		apbuart_hw_open(uart);
 		uart->started = 1;
 		break;
-	
+
 	/* Close Receiver & transmitter */
 	case APBUART_STOP:
 		if ( !uart->started )
@@ -732,49 +732,49 @@ static rtems_device_driver apbuart_control(rtems_device_major_number major, rtem
 		apbuart_hw_close(uart);
 		uart->started = 0;
 		break;
-	
-	/* Set RX FIFO Software buffer length 
+
+	/* Set RX FIFO Software buffer length
 	 * It is only possible to change buffer size in
 	 * non-running mode.
 	 */
 	case APBUART_SET_RXFIFO_LEN:
 		if ( uart->started )
 			return RTEMS_RESOURCE_IN_USE; /* EBUSY */
-	
+
 		size = (int)ioarg->buffer;
-		if ( size < 1 ) 
+		if ( size < 1 )
 			return RTEMS_INVALID_NAME; /* EINVAL */
-		
+
 		/* Free old buffer */
 		apbuart_fifo_free(uart->rxfifo);
-		
+
 		/* Allocate new buffer & init it */
 		uart->rxfifo = apbuart_fifo_create(size);
 		if ( !uart->rxfifo )
 			return RTEMS_NO_MEMORY;
 		break;
 
-	/* Set TX FIFO Software buffer length 
-	 * It is only possible to change buffer size 
+	/* Set TX FIFO Software buffer length
+	 * It is only possible to change buffer size
 	 * while in non-running mode.
 	 */
 	case APBUART_SET_TXFIFO_LEN:
 		if ( uart->started )
 			return RTEMS_RESOURCE_IN_USE; /* EBUSY */
-		
+
 		size = (int)ioarg->buffer;
-		if ( size < 1 ) 
+		if ( size < 1 )
 			return RTEMS_INVALID_NAME; /* EINVAL */
-		
+
 		/* Free old buffer */
 		apbuart_fifo_free(uart->txfifo);
-		
+
 		/* Allocate new buffer & init it */
 		uart->txfifo = apbuart_fifo_create(size);
 		if ( !uart->txfifo )
 			return RTEMS_NO_MEMORY;
 		break;
-	
+
 	case APBUART_SET_BAUDRATE:
 		/* Set baud rate of */
 		baudrate = (int)ioarg->buffer;
@@ -784,37 +784,37 @@ static rtems_device_driver apbuart_control(rtems_device_major_number major, rtem
 		uart->scaler = 0; /* use uart->baud */
 		uart->baud = baudrate;
 		break;
-	
+
 	case APBUART_SET_SCALER:
 		/* use uart->scaler not uart->baud */
 		uart->scaler = data[0];
 		break;
-	
+
 	case APBUART_SET_BLOCKING:
 		blocking = (unsigned int)ioarg->buffer;
 		uart->rxblk = ( blocking & APBUART_BLK_RX );
 		uart->txblk = ( blocking & APBUART_BLK_TX );
 		uart->tx_flush = ( blocking & APBUART_BLK_FLUSH );
 		break;
-	
+
 	case APBUART_GET_STATS:
 		stats = (void *)ioarg->buffer;
 		if ( !stats )
 			return RTEMS_INVALID_NAME;
-		
+
 		/* Copy Stats */
 		*stats = uart->stats;
 		break;
-  
+
   case APBUART_CLR_STATS:
 		/* Clear/reset Stats */
     memset(&uart->stats,0,sizeof(uart->stats));
 		break;
-    
+
 	case APBUART_SET_ASCII_MODE:
 		uart->ascii_mode = (int)ioarg->buffer;
 		break;
-   
+
 	default:
 		return RTEMS_NOT_DEFINED;
 	}
diff --git a/c/src/lib/libbsp/sparc/shared/uart/apbuart_pci.c b/c/src/lib/libbsp/sparc/shared/uart/apbuart_pci.c
index ad2effa065..54d14ce459 100644
--- a/c/src/lib/libbsp/sparc/shared/uart/apbuart_pci.c
+++ b/c/src/lib/libbsp/sparc/shared/uart/apbuart_pci.c
@@ -8,7 +8,7 @@
 /* Any non-static function will begin with */
 #define APBUART_PREFIX(name) apbuartpci##name
 
-/* do nothing, assume that the interrupt handler is called 
+/* do nothing, assume that the interrupt handler is called
  * setup externally calling apbuartpci_interrupt_handler.
  */
 #define APBUART_REG_INT(handler,irq,arg) \
@@ -27,15 +27,15 @@ void apbuartpci_interrupt_handler(int irq, void *arg);
 int apbuart_pci_register(amba_confarea_type *bus)
 {
 	/* Setup configuration */
-	
+
 	/* Register the driver */
 	return APBUART_PREFIX(_register)(bus);
 }
 
 
-/* Call this from PCI interrupt handler 
+/* Call this from PCI interrupt handler
  * irq = the irq number of the HW device local to that IRQMP controller
- * 
+ *
  */
 void apbuartpci_interrupt_handler(int irq, void *arg){
 	apbuart_interrupt(arg);
diff --git a/c/src/lib/libbsp/sparc/shared/uart/apbuart_rasta.c b/c/src/lib/libbsp/sparc/shared/uart/apbuart_rasta.c
index a5c365eb77..4b8734fdb6 100644
--- a/c/src/lib/libbsp/sparc/shared/uart/apbuart_rasta.c
+++ b/c/src/lib/libbsp/sparc/shared/uart/apbuart_rasta.c
@@ -8,7 +8,7 @@
 /* Any non-static function will begin with */
 #define APBUART_PREFIX(name) apbuartrasta##name
 
-/* do nothing, assume that the interrupt handler is called 
+/* do nothing, assume that the interrupt handler is called
  * setup externally calling apbuartrasta_interrupt_handler.
  */
 #define APBUART_REG_INT(handler,irq,arg) \
@@ -27,15 +27,15 @@ void apbuartrasta_interrupt_handler(int irq, void *arg);
 int apbuart_rasta_register(amba_confarea_type *bus)
 {
 	/* Setup configuration */
-	
+
 	/* Register the driver */
 	return APBUART_PREFIX(_register)(bus);
 }
 
 
-/* Call this from RASTA interrupt handler 
+/* Call this from RASTA interrupt handler
  * irq = the irq number of the HW device local to that IRQMP controller
- * 
+ *
  */
 void apbuartrasta_interrupt_handler(int irq, void *arg){
 	apbuart_interrupt(arg);