Initial import

1 files changed, 274 insertions, 0 deletions

diff --git a/drivers/scsi/pcmcia/nsp_io.h b/drivers/scsi/pcmcia/nsp_io.h
new file mode 100644
index 000000000..3b8746f85
--- /dev/null
+++ b/drivers/scsi/pcmcia/nsp_io.h
@@ -0,0 +1,274 @@
+/*
+  NinjaSCSI I/O funtions 
+      By: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>
+ 
+  This software may be used and distributed according to the terms of
+  the GNU General Public License.
+
+  */
+
+/* $Id: nsp_io.h,v 1.3 2003/08/04 21:15:26 elca Exp $ */
+
+#ifndef __NSP_IO_H__
+#define __NSP_IO_H__
+
+static inline          void nsp_write(unsigned int base,
+				      unsigned int index,
+				      unsigned char val);
+static inline unsigned char nsp_read(unsigned int base,
+				     unsigned int index);
+static inline          void nsp_index_write(unsigned int BaseAddr,
+					    unsigned int Register,
+					    unsigned char Value);
+static inline unsigned char nsp_index_read(unsigned int BaseAddr,
+					   unsigned int Register);
+
+/*******************************************************************
+ * Basic IO
+ */
+
+static inline void nsp_write(unsigned int  base,
+			     unsigned int  index,
+			     unsigned char val)
+{
+	outb(val, (base + index));
+}
+
+static inline unsigned char nsp_read(unsigned int base,
+				     unsigned int index)
+{
+	return inb(base + index);
+}
+
+
+/**********************************************************************
+ * Indexed IO
+ */
+static inline unsigned char nsp_index_read(unsigned int BaseAddr,
+					   unsigned int Register)
+{
+	outb(Register, BaseAddr + INDEXREG);
+	return inb(BaseAddr + DATAREG);
+}
+
+static inline void nsp_index_write(unsigned int  BaseAddr,
+				   unsigned int  Register,
+				   unsigned char Value)
+{
+	outb(Register, BaseAddr + INDEXREG);
+	outb(Value, BaseAddr + DATAREG);
+}
+
+/*********************************************************************
+ * fifo func
+ */
+
+/* read 8 bit FIFO */
+static inline void nsp_multi_read_1(unsigned int   BaseAddr,
+				    unsigned int   Register,
+				    void          *buf,
+				    unsigned long  count)
+{
+	insb(BaseAddr + Register, buf, count);
+}
+
+static inline void nsp_fifo8_read(unsigned int   base,
+				  void          *buf,
+				  unsigned long  count)
+{
+	/*nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx", buf, count);*/
+	nsp_multi_read_1(base, FIFODATA, buf, count);
+}
+
+/*--------------------------------------------------------------*/
+
+/* read 16 bit FIFO */
+static inline void nsp_multi_read_2(unsigned int   BaseAddr,
+				    unsigned int   Register,
+				    void          *buf,
+				    unsigned long  count)
+{
+	insw(BaseAddr + Register, buf, count);
+}
+
+static inline void nsp_fifo16_read(unsigned int   base,
+				   void          *buf,
+				   unsigned long  count)
+{
+	//nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*2", buf, count);
+	nsp_multi_read_2(base, FIFODATA, buf, count);
+}
+
+/*--------------------------------------------------------------*/
+
+/* read 32bit FIFO */
+static inline void nsp_multi_read_4(unsigned int   BaseAddr,
+				    unsigned int   Register,
+				    void          *buf,
+				    unsigned long  count)
+{
+	insl(BaseAddr + Register, buf, count);
+}
+
+static inline void nsp_fifo32_read(unsigned int   base,
+				   void          *buf,
+				   unsigned long  count)
+{
+	//nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*4", buf, count);
+	nsp_multi_read_4(base, FIFODATA, buf, count);
+}
+
+/*----------------------------------------------------------*/
+
+/* write 8bit FIFO */
+static inline void nsp_multi_write_1(unsigned int   BaseAddr,
+				     unsigned int   Register,
+				     void          *buf,
+				     unsigned long  count)
+{
+	outsb(BaseAddr + Register, buf, count);
+}
+
+static inline void nsp_fifo8_write(unsigned int   base,
+				   void          *buf,
+				   unsigned long  count)
+{
+	nsp_multi_write_1(base, FIFODATA, buf, count);
+}
+
+/*---------------------------------------------------------*/
+
+/* write 16bit FIFO */
+static inline void nsp_multi_write_2(unsigned int   BaseAddr,
+				     unsigned int   Register,
+				     void          *buf,
+				     unsigned long  count)
+{
+	outsw(BaseAddr + Register, buf, count);
+}
+
+static inline void nsp_fifo16_write(unsigned int   base,
+				    void          *buf,
+				    unsigned long  count)
+{
+	nsp_multi_write_2(base, FIFODATA, buf, count);
+}
+
+/*---------------------------------------------------------*/
+
+/* write 32bit FIFO */
+static inline void nsp_multi_write_4(unsigned int   BaseAddr,
+				     unsigned int   Register,
+				     void          *buf,
+				     unsigned long  count)
+{
+	outsl(BaseAddr + Register, buf, count);
+}
+
+static inline void nsp_fifo32_write(unsigned int   base,
+				    void          *buf,
+				    unsigned long  count)
+{
+	nsp_multi_write_4(base, FIFODATA, buf, count);
+}
+
+
+/*====================================================================*/
+
+static inline void nsp_mmio_write(unsigned long base,
+				  unsigned int  index,
+				  unsigned char val)
+{
+	unsigned char *ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + index);
+
+	writeb(val, ptr);
+}
+
+static inline unsigned char nsp_mmio_read(unsigned long base,
+					  unsigned int  index)
+{
+	unsigned char *ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + index);
+
+	return readb(ptr);
+}
+
+/*-----------*/
+
+static inline unsigned char nsp_mmio_index_read(unsigned long base,
+						unsigned int  reg)
+{
+	unsigned char *index_ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + INDEXREG);
+	unsigned char *data_ptr  = (unsigned char *)(base + NSP_MMIO_OFFSET + DATAREG);
+
+	writeb((unsigned char)reg, index_ptr);
+	return readb(data_ptr);
+}
+
+static inline void nsp_mmio_index_write(unsigned long base,
+					unsigned int  reg,
+					unsigned char val)
+{
+	unsigned char *index_ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + INDEXREG);
+	unsigned char *data_ptr  = (unsigned char *)(base + NSP_MMIO_OFFSET + DATAREG);
+
+	writeb((unsigned char)reg, index_ptr);
+	writeb(val,                data_ptr);
+}
+
+/* read 32bit FIFO */
+static inline void nsp_mmio_multi_read_4(unsigned long  base,
+					 unsigned int   Register,
+					 void          *buf,
+					 unsigned long  count)
+{
+	unsigned long *ptr = (unsigned long *)(base + Register);
+	unsigned long *tmp = (unsigned long *)buf;
+	int i;
+
+	//nsp_dbg(NSP_DEBUG_DATA_IO, "base 0x%0lx ptr 0x%p",base,ptr);
+
+	for (i = 0; i < count; i++) {
+		*tmp = readl(ptr);
+		//nsp_dbg(NSP_DEBUG_DATA_IO, "<%d,%p,%p,%lx>", i, ptr, tmp, *tmp);
+		tmp++;
+	}
+}
+
+static inline void nsp_mmio_fifo32_read(unsigned int   base,
+					void          *buf,
+					unsigned long  count)
+{
+	//nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*4", buf, count);
+	nsp_mmio_multi_read_4(base, FIFODATA, buf, count);
+}
+
+static inline void nsp_mmio_multi_write_4(unsigned long  base,
+					  unsigned int   Register,
+					  void          *buf,
+					  unsigned long  count)
+{
+	unsigned long *ptr = (unsigned long *)(base + Register);
+	unsigned long *tmp = (unsigned long *)buf;
+	int i;
+
+	//nsp_dbg(NSP_DEBUG_DATA_IO, "base 0x%0lx ptr 0x%p",base,ptr);
+
+	for (i = 0; i < count; i++) {
+		writel(*tmp, ptr);
+		//nsp_dbg(NSP_DEBUG_DATA_IO, "<%d,%p,%p,%lx>", i, ptr, tmp, *tmp);
+		tmp++;
+	}
+}
+
+static inline void nsp_mmio_fifo32_write(unsigned int   base,
+					 void          *buf,
+					 unsigned long  count)
+{
+	//nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*4", buf, count);
+	nsp_mmio_multi_write_4(base, FIFODATA, buf, count);
+}
+
+
+
+#endif
+/* end */