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