patch-2.4.21 linux-2.4.21/drivers/scsi/aic79xx/aicasm/aicasm_insformat.h

• Lines: 132
• Date: 2003-06-13 07:51:36.000000000 -0700
• Orig file: linux-2.4.20/drivers/scsi/aic79xx/aicasm/aicasm_insformat.h
• Orig date: 1969-12-31 16:00:00.000000000 -0800

diff -urN linux-2.4.20/drivers/scsi/aic79xx/aicasm/aicasm_insformat.h linux-2.4.21/drivers/scsi/aic79xx/aicasm/aicasm_insformat.h
@@ -0,0 +1,131 @@
+/*
+ * Instruction formats for the sequencer program downloaded to
+ * Aic7xxx SCSI host adapters
+ *
+ * Copyright (c) 1997, 1998, 2000 Justin T. Gibbs.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_insformat.h#11 $
+ *
+ * $FreeBSD$
+ */
+
+struct ins_format1 {
+#if BYTE_ORDER == LITTLE_ENDIAN
+	uint32_t	immediate	: 8,
+			source		: 9,
+			destination	: 9,
+			ret		: 1,
+			opcode		: 4,
+			parity		: 1;
+#else
+	uint32_t	parity		: 1,
+			opcode		: 4,
+			ret		: 1,
+			destination	: 9,
+			source		: 9,
+			immediate	: 8;
+#endif
+};
+
+struct ins_format2 {
+#if BYTE_ORDER == LITTLE_ENDIAN
+	uint32_t	shift_control	: 8,
+			source		: 9,
+			destination	: 9,
+			ret		: 1,
+			opcode		: 4,
+			parity		: 1;
+#else
+	uint32_t	parity		: 1,
+			opcode		: 4,
+			ret		: 1,
+			destination	: 9,
+			source		: 9,
+			shift_control	: 8;
+#endif
+};
+
+struct ins_format3 {
+#if BYTE_ORDER == LITTLE_ENDIAN
+	uint32_t	immediate	: 8,
+			source		: 9,
+			address		: 10,
+			opcode		: 4,
+			parity		: 1;
+#else
+	uint32_t	parity		: 1,
+			opcode		: 4,
+			address		: 10,
+			source		: 9,
+			immediate	: 8;
+#endif
+};
+
+union ins_formats {
+		struct ins_format1 format1;
+		struct ins_format2 format2;
+		struct ins_format3 format3;
+		uint8_t		   bytes[4];
+		uint32_t	   integer;
+};
+struct instruction {
+	union	ins_formats format;
+	u_int	srcline;
+	struct symbol *patch_label;
+	STAILQ_ENTRY(instruction) links;
+};
+
+#define	AIC_OP_OR	0x0
+#define	AIC_OP_AND	0x1
+#define AIC_OP_XOR	0x2
+#define	AIC_OP_ADD	0x3
+#define	AIC_OP_ADC	0x4
+#define	AIC_OP_ROL	0x5
+#define	AIC_OP_BMOV	0x6
+
+#define	AIC_OP_JMP	0x8
+#define AIC_OP_JC	0x9
+#define AIC_OP_JNC	0xa
+#define AIC_OP_CALL	0xb
+#define	AIC_OP_JNE	0xc
+#define	AIC_OP_JNZ	0xd
+#define	AIC_OP_JE	0xe
+#define	AIC_OP_JZ	0xf
+
+/* Pseudo Ops */
+#define	AIC_OP_SHL	0x10
+#define	AIC_OP_SHR	0x20
+#define	AIC_OP_ROR	0x30