aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h')
-rw-r--r--drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h88
1 files changed, 87 insertions, 1 deletions
diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h b/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h
index e64f802bba..9df9e2ce35 100644
--- a/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h
+++ b/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h
@@ -37,13 +37,14 @@
37 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38 * POSSIBILITY OF SUCH DAMAGES. 38 * POSSIBILITY OF SUCH DAMAGES.
39 * 39 *
40 * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_insformat.h#11 $ 40 * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_insformat.h#12 $
41 * 41 *
42 * $FreeBSD$ 42 * $FreeBSD$
43 */ 43 */
44 44
45#include <asm/byteorder.h> 45#include <asm/byteorder.h>
46 46
47/* 8bit ALU logic operations */
47struct ins_format1 { 48struct ins_format1 {
48#ifdef __LITTLE_ENDIAN 49#ifdef __LITTLE_ENDIAN
49 uint32_t immediate : 8, 50 uint32_t immediate : 8,
@@ -62,6 +63,7 @@ struct ins_format1 {
62#endif 63#endif
63}; 64};
64 65
66/* 8bit ALU shift/rotate operations */
65struct ins_format2 { 67struct ins_format2 {
66#ifdef __LITTLE_ENDIAN 68#ifdef __LITTLE_ENDIAN
67 uint32_t shift_control : 8, 69 uint32_t shift_control : 8,
@@ -80,6 +82,7 @@ struct ins_format2 {
80#endif 82#endif
81}; 83};
82 84
85/* 8bit branch control operations */
83struct ins_format3 { 86struct ins_format3 {
84#ifdef __LITTLE_ENDIAN 87#ifdef __LITTLE_ENDIAN
85 uint32_t immediate : 8, 88 uint32_t immediate : 8,
@@ -96,10 +99,68 @@ struct ins_format3 {
96#endif 99#endif
97}; 100};
98 101
102/* 16bit ALU logic operations */
103struct ins_format4 {
104#ifdef __LITTLE_ENDIAN
105 uint32_t opcode_ext : 8,
106 source : 9,
107 destination : 9,
108 ret : 1,
109 opcode : 4,
110 parity : 1;
111#else
112 uint32_t parity : 1,
113 opcode : 4,
114 ret : 1,
115 destination : 9,
116 source : 9,
117 opcode_ext : 8;
118#endif
119};
120
121/* 16bit branch control operations */
122struct ins_format5 {
123#ifdef __LITTLE_ENDIAN
124 uint32_t opcode_ext : 8,
125 source : 9,
126 address : 10,
127 opcode : 4,
128 parity : 1;
129#else
130 uint32_t parity : 1,
131 opcode : 4,
132 address : 10,
133 source : 9,
134 opcode_ext : 8;
135#endif
136};
137
138/* Far branch operations */
139struct ins_format6 {
140#ifdef __LITTLE_ENDIAN
141 uint32_t page : 3,
142 opcode_ext : 5,
143 source : 9,
144 address : 10,
145 opcode : 4,
146 parity : 1;
147#else
148 uint32_t parity : 1,
149 opcode : 4,
150 address : 10,
151 source : 9,
152 opcode_ext : 5,
153 page : 3;
154#endif
155};
156
99union ins_formats { 157union ins_formats {
100 struct ins_format1 format1; 158 struct ins_format1 format1;
101 struct ins_format2 format2; 159 struct ins_format2 format2;
102 struct ins_format3 format3; 160 struct ins_format3 format3;
161 struct ins_format4 format4;
162 struct ins_format5 format5;
163 struct ins_format6 format6;
103 uint8_t bytes[4]; 164 uint8_t bytes[4];
104 uint32_t integer; 165 uint32_t integer;
105}; 166};
@@ -118,6 +179,8 @@ struct instruction {
118#define AIC_OP_ROL 0x5 179#define AIC_OP_ROL 0x5
119#define AIC_OP_BMOV 0x6 180#define AIC_OP_BMOV 0x6
120 181
182#define AIC_OP_MVI16 0x7
183
121#define AIC_OP_JMP 0x8 184#define AIC_OP_JMP 0x8
122#define AIC_OP_JC 0x9 185#define AIC_OP_JC 0x9
123#define AIC_OP_JNC 0xa 186#define AIC_OP_JNC 0xa
@@ -131,3 +194,26 @@ struct instruction {
131#define AIC_OP_SHL 0x10 194#define AIC_OP_SHL 0x10
132#define AIC_OP_SHR 0x20 195#define AIC_OP_SHR 0x20
133#define AIC_OP_ROR 0x30 196#define AIC_OP_ROR 0x30
197
198/* 16bit Ops. Low byte main opcode. High byte extended opcode. */
199#define AIC_OP_OR16 0x8005
200#define AIC_OP_AND16 0x8105
201#define AIC_OP_XOR16 0x8205
202#define AIC_OP_ADD16 0x8305
203#define AIC_OP_ADC16 0x8405
204#define AIC_OP_JNE16 0x8805
205#define AIC_OP_JNZ16 0x8905
206#define AIC_OP_JE16 0x8C05
207#define AIC_OP_JZ16 0x8B05
208#define AIC_OP_JMP16 0x9005
209#define AIC_OP_JC16 0x9105
210#define AIC_OP_JNC16 0x9205
211#define AIC_OP_CALL16 0x9305
212#define AIC_OP_CALL16 0x9305
213
214/* Page extension is low three bits of second opcode byte. */
215#define AIC_OP_JMPF 0xA005
216#define AIC_OP_CALLF 0xB005
217#define AIC_OP_JCF 0xC005
218#define AIC_OP_JNCF 0xD005
219#define AIC_OP_CMPXCHG 0xE005