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@@ -37,13 +37,14 @@
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*
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- * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_insformat.h#11 $
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+ * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_insformat.h#12 $
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*
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* $FreeBSD$
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*/
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#include <asm/byteorder.h>
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+/* 8bit ALU logic operations */
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struct ins_format1 {
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#ifdef __LITTLE_ENDIAN
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uint32_t immediate : 8,
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@@ -62,6 +63,7 @@ struct ins_format1 {
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#endif
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};
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+/* 8bit ALU shift/rotate operations */
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struct ins_format2 {
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#ifdef __LITTLE_ENDIAN
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uint32_t shift_control : 8,
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@@ -80,6 +82,7 @@ struct ins_format2 {
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#endif
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};
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+/* 8bit branch control operations */
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struct ins_format3 {
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#ifdef __LITTLE_ENDIAN
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uint32_t immediate : 8,
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@@ -96,10 +99,68 @@ struct ins_format3 {
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#endif
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};
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+/* 16bit ALU logic operations */
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+struct ins_format4 {
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+#ifdef __LITTLE_ENDIAN
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+ uint32_t opcode_ext : 8,
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+ source : 9,
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+ destination : 9,
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+ ret : 1,
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+ opcode : 4,
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+ parity : 1;
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+#else
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+ uint32_t parity : 1,
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+ opcode : 4,
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+ ret : 1,
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+ destination : 9,
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+ source : 9,
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+ opcode_ext : 8;
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+#endif
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+};
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+
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+/* 16bit branch control operations */
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+struct ins_format5 {
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+#ifdef __LITTLE_ENDIAN
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+ uint32_t opcode_ext : 8,
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+ source : 9,
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+ address : 10,
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+ opcode : 4,
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+ parity : 1;
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+#else
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+ uint32_t parity : 1,
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+ opcode : 4,
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+ address : 10,
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+ source : 9,
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+ opcode_ext : 8;
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+#endif
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+};
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+
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+/* Far branch operations */
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+struct ins_format6 {
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+#ifdef __LITTLE_ENDIAN
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+ uint32_t page : 3,
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+ opcode_ext : 5,
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+ source : 9,
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+ address : 10,
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+ opcode : 4,
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+ parity : 1;
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+#else
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+ uint32_t parity : 1,
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+ opcode : 4,
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+ address : 10,
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+ source : 9,
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+ opcode_ext : 5,
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+ page : 3;
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+#endif
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+};
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+
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union ins_formats {
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struct ins_format1 format1;
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struct ins_format2 format2;
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struct ins_format3 format3;
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+ struct ins_format4 format4;
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+ struct ins_format5 format5;
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+ struct ins_format6 format6;
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uint8_t bytes[4];
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uint32_t integer;
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};
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@@ -118,6 +179,8 @@ struct instruction {
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#define AIC_OP_ROL 0x5
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#define AIC_OP_BMOV 0x6
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+#define AIC_OP_MVI16 0x7
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+
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#define AIC_OP_JMP 0x8
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#define AIC_OP_JC 0x9
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#define AIC_OP_JNC 0xa
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@@ -131,3 +194,26 @@ struct instruction {
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#define AIC_OP_SHL 0x10
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#define AIC_OP_SHR 0x20
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#define AIC_OP_ROR 0x30
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+
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+/* 16bit Ops. Low byte main opcode. High byte extended opcode. */
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+#define AIC_OP_OR16 0x8005
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+#define AIC_OP_AND16 0x8105
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+#define AIC_OP_XOR16 0x8205
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+#define AIC_OP_ADD16 0x8305
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+#define AIC_OP_ADC16 0x8405
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+#define AIC_OP_JNE16 0x8805
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+#define AIC_OP_JNZ16 0x8905
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+#define AIC_OP_JE16 0x8C05
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+#define AIC_OP_JZ16 0x8B05
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+#define AIC_OP_JMP16 0x9005
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+#define AIC_OP_JC16 0x9105
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+#define AIC_OP_JNC16 0x9205
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+#define AIC_OP_CALL16 0x9305
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+#define AIC_OP_CALL16 0x9305
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+
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+/* Page extension is low three bits of second opcode byte. */
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+#define AIC_OP_JMPF 0xA005
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+#define AIC_OP_CALLF 0xB005
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+#define AIC_OP_JCF 0xC005
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+#define AIC_OP_JNCF 0xD005
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+#define AIC_OP_CMPXCHG 0xE005
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