50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
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/* Copyright (C) 1998, Cygnus Solutions
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*/
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#ifndef VU_H_
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#define VU_H_
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#include "sim-main.h"
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#include <sys/types.h>
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typedef u_long MEM_Entry_Type[4];
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typedef u_long uMEM_Entry_Type[2];
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typedef enum { VU_READY, VU_RUN, VU_BREAK } RunState;
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/* See VU Specifications (Ver. 2.10), p7-11 */
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typedef struct {
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u_long vbs : 1; /* busy 0: Idle, 1: Busy */
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u_long vds : 1; /* D bit stop 0: No D bit stop, 1: D bit stop */
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u_long vts : 1; /* T bit stop 0: No T bit stop, 1: T bit stop*/
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u_long vfs : 1; /* ForceBreak stop 0: no ForceBreak stop, 1: ForceBreak stop*/
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u_long vgw : 1; /* XGKICK wait 0: Do not wait, 1: Wait */
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u_long div : 1; /* DIV busy 0: Idle, 1: Busy*/
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u_long efu : 1; /* EF busy 0: Idle, 1: Busy */
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u_long reserved_2:25;
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} VpeStat;
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typedef struct {
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float VF[32][4];
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short VI[16];
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u_long MST;
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u_long MMC;
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u_long MCP;
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u_long MR;
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u_long MI;
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u_long MQ;
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u_long MP;
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u_long MTPC;
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VpeStat VPE_STAT;
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} VectorUnitRegs;
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typedef struct {
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MEM_Entry_Type *MEM; /* VU (data) memory */
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uMEM_Entry_Type *uMEM; /* Micro (instruction) memory */
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VectorUnitRegs regs;
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RunState runState;
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} VectorUnitState;
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#endif
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