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Diffstat (limited to 'drivers/scsi/nsp32_io.h')
-rw-r--r--drivers/scsi/nsp32_io.h259
1 files changed, 259 insertions, 0 deletions
diff --git a/drivers/scsi/nsp32_io.h b/drivers/scsi/nsp32_io.h
new file mode 100644
index 000000000..e3f3c27b0
--- /dev/null
+++ b/drivers/scsi/nsp32_io.h
@@ -0,0 +1,259 @@
+/*
+ * Workbit NinjaSCSI-32Bi/UDE PCI/CardBus SCSI Host Bus Adapter driver
+ * I/O routine
+ *
+ * This software may be used and distributed according to the terms of
+ * the GNU General Public License.
+ */
+
+#ifndef _NSP32_IO_H
+#define _NSP32_IO_H
+
+static inline void nsp32_write1(unsigned int base,
+ unsigned int index,
+ unsigned char val)
+{
+ outb(val, (base + index));
+}
+
+static inline unsigned char nsp32_read1(unsigned int base,
+ unsigned int index)
+{
+ return inb(base + index);
+}
+
+static inline void nsp32_write2(unsigned int base,
+ unsigned int index,
+ unsigned short val)
+{
+ outw(val, (base + index));
+}
+
+static inline unsigned short nsp32_read2(unsigned int base,
+ unsigned int index)
+{
+ return inw(base + index);
+}
+
+static inline void nsp32_write4(unsigned int base,
+ unsigned int index,
+ unsigned long val)
+{
+ outl(val, (base + index));
+}
+
+static inline unsigned long nsp32_read4(unsigned int base,
+ unsigned int index)
+{
+ return inl(base + index);
+}
+
+/*==============================================*/
+
+static inline void nsp32_mmio_write1(unsigned long base,
+ unsigned int index,
+ unsigned char val)
+{
+ volatile unsigned char *ptr;
+
+ ptr = (unsigned char *)(base + NSP32_MMIO_OFFSET + index);
+
+ writeb(val, ptr);
+}
+
+static inline unsigned char nsp32_mmio_read1(unsigned long base,
+ unsigned int index)
+{
+ volatile unsigned char *ptr;
+
+ ptr = (unsigned char *)(base + NSP32_MMIO_OFFSET + index);
+
+ return readb(ptr);
+}
+
+static inline void nsp32_mmio_write2(unsigned long base,
+ unsigned int index,
+ unsigned short val)
+{
+ volatile unsigned short *ptr;
+
+ ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + index);
+
+ writew(cpu_to_le16(val), ptr);
+}
+
+static inline unsigned short nsp32_mmio_read2(unsigned long base,
+ unsigned int index)
+{
+ volatile unsigned short *ptr;
+
+ ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + index);
+
+ return le16_to_cpu(readw(ptr));
+}
+
+static inline void nsp32_mmio_write4(unsigned long base,
+ unsigned int index,
+ unsigned long val)
+{
+ volatile unsigned long *ptr;
+
+ ptr = (unsigned long *)(base + NSP32_MMIO_OFFSET + index);
+
+ writel(cpu_to_le32(val), ptr);
+}
+
+static inline unsigned long nsp32_mmio_read4(unsigned long base,
+ unsigned int index)
+{
+ volatile unsigned long *ptr;
+
+ ptr = (unsigned long *)(base + NSP32_MMIO_OFFSET + index);
+
+ return le32_to_cpu(readl(ptr));
+}
+
+/*==============================================*/
+
+static inline unsigned char nsp32_index_read1(unsigned int base,
+ unsigned int reg)
+{
+ outb(reg, base + INDEX_REG);
+ return inb(base + DATA_REG_LOW);
+}
+
+static inline void nsp32_index_write1(unsigned int base,
+ unsigned int reg,
+ unsigned char val)
+{
+ outb(reg, base + INDEX_REG );
+ outb(val, base + DATA_REG_LOW);
+}
+
+static inline unsigned short nsp32_index_read2(unsigned int base,
+ unsigned int reg)
+{
+ outb(reg, base + INDEX_REG);
+ return inw(base + DATA_REG_LOW);
+}
+
+static inline void nsp32_index_write2(unsigned int base,
+ unsigned int reg,
+ unsigned short val)
+{
+ outb(reg, base + INDEX_REG );
+ outw(val, base + DATA_REG_LOW);
+}
+
+static inline unsigned long nsp32_index_read4(unsigned int base,
+ unsigned int reg)
+{
+ unsigned long h,l;
+
+ outb(reg, base + INDEX_REG);
+ l = inw(base + DATA_REG_LOW);
+ h = inw(base + DATA_REG_HI );
+
+ return ((h << 16) | l);
+}
+
+static inline void nsp32_index_write4(unsigned int base,
+ unsigned int reg,
+ unsigned long val)
+{
+ unsigned long h,l;
+
+ h = (val & 0xffff0000) >> 16;
+ l = (val & 0x0000ffff) >> 0;
+
+ outb(reg, base + INDEX_REG );
+ outw(l, base + DATA_REG_LOW);
+ outw(h, base + DATA_REG_HI );
+}
+
+/*==============================================*/
+
+static inline unsigned char nsp32_mmio_index_read1(unsigned long base,
+ unsigned int reg)
+{
+ volatile unsigned short *index_ptr, *data_ptr;
+
+ index_ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + INDEX_REG);
+ data_ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + DATA_REG_LOW);
+
+ writeb(reg, index_ptr);
+ return readb(data_ptr);
+}
+
+static inline void nsp32_mmio_index_write1(unsigned long base,
+ unsigned int reg,
+ unsigned char val)
+{
+ volatile unsigned short *index_ptr, *data_ptr;
+
+ index_ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + INDEX_REG);
+ data_ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + DATA_REG_LOW);
+
+ writeb(reg, index_ptr);
+ writeb(val, data_ptr );
+}
+
+static inline unsigned short nsp32_mmio_index_read2(unsigned long base,
+ unsigned int reg)
+{
+ volatile unsigned short *index_ptr, *data_ptr;
+
+ index_ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + INDEX_REG);
+ data_ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + DATA_REG_LOW);
+
+ writeb(reg, index_ptr);
+ return le16_to_cpu(readw(data_ptr));
+}
+
+static inline void nsp32_mmio_index_write2(unsigned long base,
+ unsigned int reg,
+ unsigned short val)
+{
+ volatile unsigned short *index_ptr, *data_ptr;
+
+ index_ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + INDEX_REG);
+ data_ptr = (unsigned short *)(base + NSP32_MMIO_OFFSET + DATA_REG_LOW);
+
+ writeb(reg, index_ptr);
+ writew(cpu_to_le16(val), data_ptr );
+}
+
+/*==============================================*/
+
+static inline void nsp32_multi_read4(unsigned int base,
+ unsigned int reg,
+ void *buf,
+ unsigned long count)
+{
+ insl(base + reg, buf, count);
+}
+
+static inline void nsp32_fifo_read(unsigned int base,
+ void *buf,
+ unsigned long count)
+{
+ nsp32_multi_read4(base, FIFO_DATA_LOW, buf, count);
+}
+
+static inline void nsp32_multi_write4(unsigned int base,
+ unsigned int reg,
+ void *buf,
+ unsigned long count)
+{
+ outsl(base + reg, buf, count);
+}
+
+static inline void nsp32_fifo_write(unsigned int base,
+ void *buf,
+ unsigned long count)
+{
+ nsp32_multi_write4(base, FIFO_DATA_LOW, buf, count);
+}
+
+#endif /* _NSP32_IO_H */
+/* end */