Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / scsi / a2091.h

diff --git a/kernel/drivers/scsi/a2091.h b/kernel/drivers/scsi/a2091.h
new file mode 100644 (file)
index 0000000..794b8e6
--- /dev/null
+++ b/kernel/drivers/scsi/a2091.h
@@ -0,0 +1,69 @@
+#ifndef A2091_H
+#define A2091_H
+
+/* $Id: a2091.h,v 1.4 1997/01/19 23:07:09 davem Exp $
+ *
+ * Header file for the Commodore A2091 Zorro II SCSI controller for Linux
+ *
+ * Written and (C) 1993, Hamish Macdonald, see a2091.c for more info
+ *
+ */
+
+#include <linux/types.h>
+
+#ifndef CMD_PER_LUN
+#define CMD_PER_LUN            2
+#endif
+
+#ifndef CAN_QUEUE
+#define CAN_QUEUE              16
+#endif
+
+/*
+ * if the transfer address ANDed with this results in a non-zero
+ * result, then we can't use DMA.
+ */
+#define A2091_XFER_MASK                (0xff000001)
+
+struct a2091_scsiregs {
+                unsigned char  pad1[64];
+       volatile unsigned short ISTR;
+       volatile unsigned short CNTR;
+                unsigned char  pad2[60];
+       volatile unsigned int   WTC;
+       volatile unsigned long  ACR;
+                unsigned char  pad3[6];
+       volatile unsigned short DAWR;
+                unsigned char  pad4;
+       volatile unsigned char  SASR;
+                unsigned char  pad5;
+       volatile unsigned char  SCMD;
+                unsigned char  pad6[76];
+       volatile unsigned short ST_DMA;
+       volatile unsigned short SP_DMA;
+       volatile unsigned short CINT;
+                unsigned char  pad7[2];
+       volatile unsigned short FLUSH;
+};
+
+#define DAWR_A2091             (3)
+
+/* CNTR bits. */
+#define CNTR_TCEN              (1<<7)
+#define CNTR_PREST             (1<<6)
+#define CNTR_PDMD              (1<<5)
+#define CNTR_INTEN             (1<<4)
+#define CNTR_DDIR              (1<<3)
+
+/* ISTR bits. */
+#define ISTR_INTX              (1<<8)
+#define ISTR_INT_F             (1<<7)
+#define ISTR_INTS              (1<<6)
+#define ISTR_E_INT             (1<<5)
+#define ISTR_INT_P             (1<<4)
+#define ISTR_UE_INT            (1<<3)
+#define ISTR_OE_INT            (1<<2)
+#define ISTR_FF_FLG            (1<<1)
+#define ISTR_FE_FLG            (1<<0)
+
+#endif /* A2091_H */