source: trunk/softs/giet_tsar/mips32_registers.h @ 847

/********************************************************************************/
/*    File : mips32_registers.h                        */
/*    Author : Alain Greiner                            */
/*    Date : 26/03/2012                            */
/********************************************************************************/
/*     We define mnemonics for MIPS32 registers                          */
/********************************************************************************/

#ifndef _MIPS32_REGISTER_H
#define _MIPS32_REGISTER_H

/* processor registers */

#define zero  $0
#define at    $1
#define v0    $2
#define v1    $3
#define a0    $4
#define a1    $5
#define a2    $6
#define a3    $7
#define t0    $8
#define t1    $9
#define t2    $10
#define t3    $11
#define t4    $12
#define t5    $13
#define t6    $14
#define t7    $15
#define s0    $16
#define s1    $17
#define s2    $18
#define s3    $19
#define s4    $20
#define s5    $21
#define s6    $22
#define s7    $23
#define t8    $24
#define t9    $25
#define k0    $26
#define k1    $27
#define gp    $28
#define sp    $29
#define fp    $30
#define ra    $31

/* CP0 registers */

#define CP0_BVAR       $8
#define CP0_TIME       $9
#define CP0_SR         $12
#define CP0_CR         $13
#define CP0_EPC        $14
#define CP0_PROCID     $15,1
#define CP0_EBASE      $15,1
#define CP0_SCHED      $4,2

/* CP2 registers */

#define CP2_PTPR             $0
#define CP2_MODE             $1
#define CP2_ICACHE_FLUSH     $2
#define CP2_DCACHE_FLUSH     $3
#define CP2_ITLB_INVAL       $4
#define CP2_DTLB_INVAL       $5
#define CP2_ICACHE_INVAL     $6
#define CP2_DCACHE_INVAL     $7
#define CP2_ICACHE_PREFETCH  $8
#define CP2_DCACHE_PREFETCH  $9
#define CP2_SYNC             $10
#define CP2_IETR             $11
#define CP2_DETR             $12
#define CP2_IBVAR            $13
#define CP2_DBVAR            $14
#define CP2_PARAMS           $15
#define CP2_RELEASE          $16
#define CP2_DATA_LO          $17
#define CP2_DATA_HI          $18
#define CP2_ICACHE_INVAL_PA  $19
#define CP2_DCACHE_INVAL_PA  $20
#define CP2_PADDR_EXT        $24
#endif

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