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/*
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 *  PowerPC emulation cpu definitions for qemu.
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 *
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 *  Copyright (c) 2003-2007 Jocelyn Mayer
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 */
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#if !defined (__CPU_PPC_H__)
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#define __CPU_PPC_H__
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#include "config.h"
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#include <inttypes.h>
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#if defined (TARGET_PPC64)
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typedef uint64_t ppc_gpr_t;
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#define TARGET_GPR_BITS  64
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#define TARGET_LONG_BITS 64
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#define REGX "%016" PRIx64
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#define TARGET_PAGE_BITS 12
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#elif defined(TARGET_PPCEMB)
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/* BookE have 36 bits physical address space */
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#define TARGET_PHYS_ADDR_BITS 64
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/* GPR are 64 bits: used by vector extension */
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typedef uint64_t ppc_gpr_t;
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#define TARGET_GPR_BITS  64
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#define TARGET_LONG_BITS 32
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#define REGX "%016" PRIx64
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#if defined(CONFIG_USER_ONLY)
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/* It looks like a lot of Linux programs assume page size
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 * is 4kB long. This is evil, but we have to deal with it...
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 */
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#define TARGET_PAGE_BITS 12
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#else
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/* Pages can be 1 kB small */
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#define TARGET_PAGE_BITS 10
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#endif
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#else
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#if (HOST_LONG_BITS >= 64)
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/* When using 64 bits temporary registers,
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 * we can use 64 bits GPR with no extra cost
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 * It's even an optimization as it will prevent
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 * the compiler to do unuseful masking in the micro-ops.
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 */
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typedef uint64_t ppc_gpr_t;
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#define TARGET_GPR_BITS  64
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#define REGX "%08" PRIx64
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#else
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typedef uint32_t ppc_gpr_t;
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#define TARGET_GPR_BITS  32
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#define REGX "%08" PRIx32
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#endif
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#define TARGET_LONG_BITS 32
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#define TARGET_PAGE_BITS 12
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#endif
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#include "cpu-defs.h"
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#define ADDRX TARGET_FMT_lx
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#define PADDRX TARGET_FMT_plx
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#include <setjmp.h>
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#include "softfloat.h"
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#define TARGET_HAS_ICE 1
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#if defined (TARGET_PPC64)
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#define ELF_MACHINE     EM_PPC64
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#else
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#define ELF_MACHINE     EM_PPC
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#endif
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/*****************************************************************************/
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/* MMU model                                                                 */
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enum {
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    POWERPC_MMU_UNKNOWN    = 0,
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    /* Standard 32 bits PowerPC MMU                            */
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    POWERPC_MMU_32B,
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    /* PowerPC 601 MMU                                         */
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    POWERPC_MMU_601,
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    /* PowerPC 6xx MMU with software TLB                       */
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    POWERPC_MMU_SOFT_6xx,
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    /* PowerPC 74xx MMU with software TLB                      */
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    POWERPC_MMU_SOFT_74xx,
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    /* PowerPC 4xx MMU with software TLB                       */
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    POWERPC_MMU_SOFT_4xx,
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    /* PowerPC 4xx MMU with software TLB and zones protections */
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    POWERPC_MMU_SOFT_4xx_Z,
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    /* PowerPC 4xx MMU in real mode only                       */
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    POWERPC_MMU_REAL_4xx,
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    /* BookE MMU model                                         */
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    POWERPC_MMU_BOOKE,
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    /* BookE FSL MMU model                                     */
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    POWERPC_MMU_BOOKE_FSL,
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#if defined(TARGET_PPC64)
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    /* 64 bits PowerPC MMU                                     */
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    POWERPC_MMU_64B,
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#endif /* defined(TARGET_PPC64) */
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};
112

    
113
/*****************************************************************************/
114
/* Exception model                                                           */
115
enum {
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    POWERPC_EXCP_UNKNOWN   = 0,
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    /* Standard PowerPC exception model */
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    POWERPC_EXCP_STD,
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    /* PowerPC 40x exception model      */
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    POWERPC_EXCP_40x,
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    /* PowerPC 601 exception model      */
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    POWERPC_EXCP_601,
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    /* PowerPC 602 exception model      */
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    POWERPC_EXCP_602,
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    /* PowerPC 603 exception model      */
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    POWERPC_EXCP_603,
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    /* PowerPC 603e exception model     */
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    POWERPC_EXCP_603E,
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    /* PowerPC G2 exception model       */
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    POWERPC_EXCP_G2,
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    /* PowerPC 604 exception model      */
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    POWERPC_EXCP_604,
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    /* PowerPC 7x0 exception model      */
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    POWERPC_EXCP_7x0,
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    /* PowerPC 7x5 exception model      */
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    POWERPC_EXCP_7x5,
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    /* PowerPC 74xx exception model     */
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    POWERPC_EXCP_74xx,
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    /* BookE exception model            */
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    POWERPC_EXCP_BOOKE,
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#if defined(TARGET_PPC64)
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    /* PowerPC 970 exception model      */
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    POWERPC_EXCP_970,
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#endif /* defined(TARGET_PPC64) */
145
};
146

    
147
/*****************************************************************************/
148
/* Exception vectors definitions                                             */
149
enum {
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    POWERPC_EXCP_NONE    = -1,
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    /* The 64 first entries are used by the PowerPC embedded specification   */
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    POWERPC_EXCP_CRITICAL = 0,  /* Critical input                            */
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    POWERPC_EXCP_MCHECK   = 1,  /* Machine check exception                   */
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    POWERPC_EXCP_DSI      = 2,  /* Data storage exception                    */
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    POWERPC_EXCP_ISI      = 3,  /* Instruction storage exception             */
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    POWERPC_EXCP_EXTERNAL = 4,  /* External input                            */
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    POWERPC_EXCP_ALIGN    = 5,  /* Alignment exception                       */
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    POWERPC_EXCP_PROGRAM  = 6,  /* Program exception                         */
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    POWERPC_EXCP_FPU      = 7,  /* Floating-point unavailable exception      */
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    POWERPC_EXCP_SYSCALL  = 8,  /* System call exception                     */
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    POWERPC_EXCP_APU      = 9,  /* Auxiliary processor unavailable           */
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    POWERPC_EXCP_DECR     = 10, /* Decrementer exception                     */
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    POWERPC_EXCP_FIT      = 11, /* Fixed-interval timer interrupt            */
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    POWERPC_EXCP_WDT      = 12, /* Watchdog timer interrupt                  */
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    POWERPC_EXCP_DTLB     = 13, /* Data TLB error                            */
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    POWERPC_EXCP_ITLB     = 14, /* Instruction TLB error                     */
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    POWERPC_EXCP_DEBUG    = 15, /* Debug interrupt                           */
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    /* Vectors 16 to 31 are reserved                                         */
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#if defined(TARGET_PPCEMB)
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    POWERPC_EXCP_SPEU     = 32, /* SPE/embedded floating-point unavailable   */
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    POWERPC_EXCP_EFPDI    = 33, /* Embedded floating-point data interrupt    */
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    POWERPC_EXCP_EFPRI    = 34, /* Embedded floating-point round interrupt   */
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    POWERPC_EXCP_EPERFM   = 35, /* Embedded performance monitor interrupt    */
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    POWERPC_EXCP_DOORI    = 36, /* Embedded doorbell interrupt               */
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    POWERPC_EXCP_DOORCI   = 37, /* Embedded doorbell critical interrupt      */
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#endif /* defined(TARGET_PPCEMB) */
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    /* Vectors 38 to 63 are reserved                                         */
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    /* Exceptions defined in the PowerPC server specification                */
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    POWERPC_EXCP_RESET    = 64, /* System reset exception                    */
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#if defined(TARGET_PPC64) /* PowerPC 64 */
181
    POWERPC_EXCP_DSEG     = 65, /* Data segment exception                    */
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    POWERPC_EXCP_ISEG     = 66, /* Instruction segment exception             */
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#endif /* defined(TARGET_PPC64) */
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#if defined(TARGET_PPC64H) /* PowerPC 64 with hypervisor mode support */
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    POWERPC_EXCP_HDECR    = 67, /* Hypervisor decrementer exception          */
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#endif /* defined(TARGET_PPC64H) */
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    POWERPC_EXCP_TRACE    = 68, /* Trace exception                           */
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#if defined(TARGET_PPC64H) /* PowerPC 64 with hypervisor mode support */
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    POWERPC_EXCP_HDSI     = 69, /* Hypervisor data storage exception         */
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    POWERPC_EXCP_HISI     = 70, /* Hypervisor instruction storage exception  */
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    POWERPC_EXCP_HDSEG    = 71, /* Hypervisor data segment exception         */
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    POWERPC_EXCP_HISEG    = 72, /* Hypervisor instruction segment exception  */
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#endif /* defined(TARGET_PPC64H) */
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    POWERPC_EXCP_VPU      = 73, /* Vector unavailable exception              */
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    /* 40x specific exceptions                                               */
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    POWERPC_EXCP_PIT      = 74, /* Programmable interval timer interrupt     */
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    /* 601 specific exceptions                                               */
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    POWERPC_EXCP_IO       = 75, /* IO error exception                        */
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    POWERPC_EXCP_RUNM     = 76, /* Run mode exception                        */
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    /* 602 specific exceptions                                               */
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    POWERPC_EXCP_EMUL     = 77, /* Emulation trap exception                  */
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    /* 602/603 specific exceptions                                           */
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    POWERPC_EXCP_IFTLB    = 78, /* Instruction fetch TLB error               */
204
    POWERPC_EXCP_DLTLB    = 79, /* Data load TLB miss                        */
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    POWERPC_EXCP_DSTLB    = 80, /* Data store TLB miss                       */
206
    /* Exceptions available on most PowerPC                                  */
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    POWERPC_EXCP_FPA      = 81, /* Floating-point assist exception           */
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    POWERPC_EXCP_IABR     = 82, /* Instruction address breakpoint            */
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    POWERPC_EXCP_SMI      = 83, /* System management interrupt               */
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    POWERPC_EXCP_PERFM    = 84, /* Embedded performance monitor interrupt    */
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    /* 7xx/74xx specific exceptions                                          */
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    POWERPC_EXCP_THERM    = 85, /* Thermal interrupt                         */
213
    /* 74xx specific exceptions                                              */
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    POWERPC_EXCP_VPUA     = 86, /* Vector assist exception                   */
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    /* 970FX specific exceptions                                             */
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    POWERPC_EXCP_SOFTP    = 87, /* Soft patch exception                      */
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    POWERPC_EXCP_MAINT    = 88, /* Maintenance exception                     */
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    /* EOL                                                                   */
219
    POWERPC_EXCP_NB       = 96,
220
    /* Qemu exceptions: used internally during code translation              */
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    POWERPC_EXCP_STOP         = 0x200, /* stop translation                   */
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    POWERPC_EXCP_BRANCH       = 0x201, /* branch instruction                 */
223
    /* Qemu exceptions: special cases we want to stop translation            */
224
    POWERPC_EXCP_SYNC         = 0x202, /* context synchronizing instruction  */
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    POWERPC_EXCP_SYSCALL_USER = 0x203, /* System call in user mode only      */
226
};
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228
/* Exceptions error codes                                                    */
229
enum {
230
    /* Exception subtypes for POWERPC_EXCP_ALIGN                             */
231
    POWERPC_EXCP_ALIGN_FP      = 0x01,  /* FP alignment exception            */
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    POWERPC_EXCP_ALIGN_LST     = 0x02,  /* Unaligned mult/extern load/store  */
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    POWERPC_EXCP_ALIGN_LE      = 0x03,  /* Multiple little-endian access     */
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    POWERPC_EXCP_ALIGN_PROT    = 0x04,  /* Access cross protection boundary  */
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    POWERPC_EXCP_ALIGN_BAT     = 0x05,  /* Access cross a BAT/seg boundary   */
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    POWERPC_EXCP_ALIGN_CACHE   = 0x06,  /* Impossible dcbz access            */
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    /* Exception subtypes for POWERPC_EXCP_PROGRAM                           */
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    /* FP exceptions                                                         */
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    POWERPC_EXCP_FP            = 0x10,
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    POWERPC_EXCP_FP_OX         = 0x01,  /* FP overflow                       */
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    POWERPC_EXCP_FP_UX         = 0x02,  /* FP underflow                      */
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    POWERPC_EXCP_FP_ZX         = 0x03,  /* FP divide by zero                 */
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    POWERPC_EXCP_FP_XX         = 0x04,  /* FP inexact                        */
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    POWERPC_EXCP_FP_VXNAN      = 0x05,  /* FP invalid SNaN op                */
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    POWERPC_EXCP_FP_VXISI      = 0x06,  /* FP invalid infinite subtraction   */
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    POWERPC_EXCP_FP_VXIDI      = 0x07,  /* FP invalid infinite divide        */
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    POWERPC_EXCP_FP_VXZDZ      = 0x08,  /* FP invalid zero divide            */
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    POWERPC_EXCP_FP_VXIMZ      = 0x09,  /* FP invalid infinite * zero        */
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    POWERPC_EXCP_FP_VXVC       = 0x0A,  /* FP invalid compare                */
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    POWERPC_EXCP_FP_VXSOFT     = 0x0B,  /* FP invalid operation              */
251
    POWERPC_EXCP_FP_VXSQRT     = 0x0C,  /* FP invalid square root            */
252
    POWERPC_EXCP_FP_VXCVI      = 0x0D,  /* FP invalid integer conversion     */
253
    /* Invalid instruction                                                   */
254
    POWERPC_EXCP_INVAL         = 0x20,
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    POWERPC_EXCP_INVAL_INVAL   = 0x01,  /* Invalid instruction               */
256
    POWERPC_EXCP_INVAL_LSWX    = 0x02,  /* Invalid lswx instruction          */
257
    POWERPC_EXCP_INVAL_SPR     = 0x03,  /* Invalid SPR access                */
258
    POWERPC_EXCP_INVAL_FP      = 0x04,  /* Unimplemented mandatory fp instr  */
259
    /* Privileged instruction                                                */
260
    POWERPC_EXCP_PRIV          = 0x30,
261
    POWERPC_EXCP_PRIV_OPC      = 0x01,  /* Privileged operation exception    */
262
    POWERPC_EXCP_PRIV_REG      = 0x02,  /* Privileged register exception     */
263
    /* Trap                                                                  */
264
    POWERPC_EXCP_TRAP          = 0x40,
265
};
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/*****************************************************************************/
268
/* Input pins model                                                          */
269
enum {
270
    PPC_FLAGS_INPUT_UNKNOWN = 0,
271
    /* PowerPC 6xx bus                  */
272
    PPC_FLAGS_INPUT_6xx,
273
    /* BookE bus                        */
274
    PPC_FLAGS_INPUT_BookE,
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    /* PowerPC 405 bus                  */
276
    PPC_FLAGS_INPUT_405,
277
    /* PowerPC 970 bus                  */
278
    PPC_FLAGS_INPUT_970,
279
    /* PowerPC 401 bus                  */
280
    PPC_FLAGS_INPUT_401,
281
};
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283
#define PPC_INPUT(env) (env->bus_model)
284

    
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/*****************************************************************************/
286
typedef struct ppc_def_t ppc_def_t;
287
typedef struct opc_handler_t opc_handler_t;
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/*****************************************************************************/
290
/* Types used to describe some PowerPC registers */
291
typedef struct CPUPPCState CPUPPCState;
292
typedef struct ppc_tb_t ppc_tb_t;
293
typedef struct ppc_spr_t ppc_spr_t;
294
typedef struct ppc_dcr_t ppc_dcr_t;
295
typedef struct ppc_avr_t ppc_avr_t;
296
typedef union ppc_tlb_t ppc_tlb_t;
297

    
298
/* SPR access micro-ops generations callbacks */
299
struct ppc_spr_t {
300
    void (*uea_read)(void *opaque, int spr_num);
301
    void (*uea_write)(void *opaque, int spr_num);
302
#if !defined(CONFIG_USER_ONLY)
303
    void (*oea_read)(void *opaque, int spr_num);
304
    void (*oea_write)(void *opaque, int spr_num);
305
#if defined(TARGET_PPC64H)
306
    void (*hea_read)(void *opaque, int spr_num);
307
    void (*hea_write)(void *opaque, int spr_num);
308
#endif
309
#endif
310
    const unsigned char *name;
311
};
312

    
313
/* Altivec registers (128 bits) */
314
struct ppc_avr_t {
315
    uint32_t u[4];
316
};
317

    
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/* Software TLB cache */
319
typedef struct ppc6xx_tlb_t ppc6xx_tlb_t;
320
struct ppc6xx_tlb_t {
321
    target_ulong pte0;
322
    target_ulong pte1;
323
    target_ulong EPN;
324
};
325

    
326
typedef struct ppcemb_tlb_t ppcemb_tlb_t;
327
struct ppcemb_tlb_t {
328
    target_phys_addr_t RPN;
329
    target_ulong EPN;
330
    target_ulong PID;
331
    target_ulong size;
332
    uint32_t prot;
333
    uint32_t attr; /* Storage attributes */
334
};
335

    
336
union ppc_tlb_t {
337
    ppc6xx_tlb_t tlb6;
338
    ppcemb_tlb_t tlbe;
339
};
340

    
341
/*****************************************************************************/
342
/* Machine state register bits definition                                    */
343
#define MSR_SF   63 /* Sixty-four-bit mode                            hflags */
344
#define MSR_ISF  61 /* Sixty-four-bit interrupt mode on 630                  */
345
#define MSR_HV   60 /* hypervisor state                               hflags */
346
#define MSR_CM   31 /* Computation mode for BookE                     hflags */
347
#define MSR_ICM  30 /* Interrupt computation mode for BookE                  */
348
#define MSR_UCLE 26 /* User-mode cache lock enable for BookE                 */
349
#define MSR_VR   25 /* altivec available                            x hflags */
350
#define MSR_SPE  25 /* SPE enable for BookE                         x hflags */
351
#define MSR_AP   23 /* Access privilege state on 602                  hflags */
352
#define MSR_SA   22 /* Supervisor access mode on 602                  hflags */
353
#define MSR_KEY  19 /* key bit on 603e                                       */
354
#define MSR_POW  18 /* Power management                             x        */
355
#define MSR_WE   18 /* Wait state enable on embedded PowerPC        x        */
356
#define MSR_TGPR 17 /* TGPR usage on 602/603                        x        */
357
#define MSR_CE   17 /* Critical interrupt enable on embedded PowerPC x       */
358
#define MSR_ILE  16 /* Interrupt little-endian mode                          */
359
#define MSR_EE   15 /* External interrupt enable                             */
360
#define MSR_PR   14 /* Problem state                                  hflags */
361
#define MSR_FP   13 /* Floating point available                       hflags */
362
#define MSR_ME   12 /* Machine check interrupt enable                        */
363
#define MSR_FE0  11 /* Floating point exception mode 0                hflags */
364
#define MSR_SE   10 /* Single-step trace enable                     x hflags */
365
#define MSR_DWE  10 /* Debug wait enable on 405                     x        */
366
#define MSR_UBLE 10 /* User BTB lock enable on e500                 x        */
367
#define MSR_BE   9  /* Branch trace enable                          x hflags */
368
#define MSR_DE   9  /* Debug interrupts enable on embedded PowerPC  x        */
369
#define MSR_FE1  8  /* Floating point exception mode 1                hflags */
370
#define MSR_AL   7  /* AL bit on POWER                                       */
371
#define MSR_IP   6  /* Interrupt prefix                                      */
372
#define MSR_IR   5  /* Instruction relocate                                  */
373
#define MSR_DR   4  /* Data relocate                                         */
374
#define MSR_PE   3  /* Protection enable on 403                     x        */
375
#define MSR_EP   3  /* Exception prefix on 601                      x        */
376
#define MSR_PX   2  /* Protection exclusive on 403                  x        */
377
#define MSR_PMM  2  /* Performance monitor mark on POWER            x        */
378
#define MSR_RI   1  /* Recoverable interrupt                        1        */
379
#define MSR_LE   0  /* Little-endian mode                           1 hflags */
380
#define msr_sf   env->msr[MSR_SF]
381
#define msr_isf  env->msr[MSR_ISF]
382
#define msr_hv   env->msr[MSR_HV]
383
#define msr_cm   env->msr[MSR_CM]
384
#define msr_icm  env->msr[MSR_ICM]
385
#define msr_ucle env->msr[MSR_UCLE]
386
#define msr_vr   env->msr[MSR_VR]
387
#define msr_spe  env->msr[MSR_SPE]
388
#define msr_ap   env->msr[MSR_AP]
389
#define msr_sa   env->msr[MSR_SA]
390
#define msr_key  env->msr[MSR_KEY]
391
#define msr_pow  env->msr[MSR_POW]
392
#define msr_we   env->msr[MSR_WE]
393
#define msr_tgpr env->msr[MSR_TGPR]
394
#define msr_ce   env->msr[MSR_CE]
395
#define msr_ile  env->msr[MSR_ILE]
396
#define msr_ee   env->msr[MSR_EE]
397
#define msr_pr   env->msr[MSR_PR]
398
#define msr_fp   env->msr[MSR_FP]
399
#define msr_me   env->msr[MSR_ME]
400
#define msr_fe0  env->msr[MSR_FE0]
401
#define msr_se   env->msr[MSR_SE]
402
#define msr_dwe  env->msr[MSR_DWE]
403
#define msr_uble env->msr[MSR_UBLE]
404
#define msr_be   env->msr[MSR_BE]
405
#define msr_de   env->msr[MSR_DE]
406
#define msr_fe1  env->msr[MSR_FE1]
407
#define msr_al   env->msr[MSR_AL]
408
#define msr_ip   env->msr[MSR_IP]
409
#define msr_ir   env->msr[MSR_IR]
410
#define msr_dr   env->msr[MSR_DR]
411
#define msr_pe   env->msr[MSR_PE]
412
#define msr_ep   env->msr[MSR_EP]
413
#define msr_px   env->msr[MSR_PX]
414
#define msr_pmm  env->msr[MSR_PMM]
415
#define msr_ri   env->msr[MSR_RI]
416
#define msr_le   env->msr[MSR_LE]
417

    
418
enum {
419
    /* Beware that MSR bits are given using IBM standard (ie MSB is 0 !)     */
420
    POWERPC_FLAG_NONE = 0x00000000,
421
    /* Flag for MSR bit 25 signification (VRE/SPE)                           */
422
    POWERPC_FLAG_SPE  = 0x00000001,
423
    POWERPC_FLAG_VRE  = 0x00000002,
424
    /* Flag for MSR bit 18 may not be needed...                              */
425
    POWERPC_FLAG_POW  = 0x00000004,
426
    POWERPC_FLAG_WE   = 0x00000008,
427
    /* Flag for MSR bit 17 signification (TGPR/CE)                           */
428
    POWERPC_FLAG_TGPR = 0x00000010,
429
    POWERPC_FLAG_CE   = 0x00000020,
430
    /* Flag for MSR bit 10 signification (SE/DWE/UBLE)                       */
431
    POWERPC_FLAG_SE   = 0x00000040,
432
    POWERPC_FLAG_DWE  = 0x00000080,
433
    POWERPC_FLAG_UBLE = 0x00000100,
434
    /* Flag for MSR bit 9 signification (BE/DE)                              */
435
    POWERPC_FLAG_BE   = 0x00000200,
436
    POWERPC_FLAG_DE   = 0x00000400,
437
    /* Flag for MSR bit 3 signification (PE/EP)                              */
438
    POWERPC_FLAG_PE   = 0x00000800,
439
    POWERPC_FLAG_EP   = 0x00001000,
440
    /* Flag for MSR but 2 signification (PX/PMM)                             */
441
    POWERPC_FLAG_PX   = 0x00002000,
442
    POWERPC_FLAG_PMM  = 0x00004000,
443
};
444

    
445
/*****************************************************************************/
446
/* The whole PowerPC CPU context */
447
struct CPUPPCState {
448
    /* First are the most commonly used resources
449
     * during translated code execution
450
     */
451
#if TARGET_GPR_BITS > HOST_LONG_BITS
452
    /* temporary fixed-point registers
453
     * used to emulate 64 bits target on 32 bits hosts
454
     */
455
    ppc_gpr_t t0, t1, t2;
456
#endif
457
    ppc_avr_t t0_avr, t1_avr, t2_avr;
458

    
459
    /* general purpose registers */
460
    ppc_gpr_t gpr[32];
461
    /* LR */
462
    target_ulong lr;
463
    /* CTR */
464
    target_ulong ctr;
465
    /* condition register */
466
    uint8_t crf[8];
467
    /* XER */
468
    /* XXX: We use only 5 fields, but we want to keep the structure aligned */
469
    uint8_t xer[8];
470
    /* Reservation address */
471
    target_ulong reserve;
472

    
473
    /* Those ones are used in supervisor mode only */
474
    /* machine state register */
475
    uint8_t msr[64];
476
    /* temporary general purpose registers */
477
    ppc_gpr_t tgpr[4]; /* Used to speed-up TLB assist handlers */
478

    
479
    /* Floating point execution context */
480
    /* temporary float registers */
481
    float64 ft0;
482
    float64 ft1;
483
    float64 ft2;
484
    float_status fp_status;
485
    /* floating point registers */
486
    float64 fpr[32];
487
    /* floating point status and control register */
488
    uint8_t fpscr[8];
489

    
490
    CPU_COMMON
491

    
492
    int halted; /* TRUE if the CPU is in suspend state */
493

    
494
    int access_type; /* when a memory exception occurs, the access
495
                        type is stored here */
496

    
497
    /* MMU context - only relevant for full system emulation */
498
#if !defined(CONFIG_USER_ONLY)
499
#if defined(TARGET_PPC64)
500
    /* Address space register */
501
    target_ulong asr;
502
    /* PowerPC 64 SLB area */
503
    int slb_nr;
504
#endif
505
    /* segment registers */
506
    target_ulong sdr1;
507
    target_ulong sr[16];
508
    /* BATs */
509
    int nb_BATs;
510
    target_ulong DBAT[2][8];
511
    target_ulong IBAT[2][8];
512
    /* PowerPC TLB registers (for 4xx and 60x software driven TLBs) */
513
    int nb_tlb;      /* Total number of TLB                                  */
514
    int tlb_per_way; /* Speed-up helper: used to avoid divisions at run time */
515
    int nb_ways;     /* Number of ways in the TLB set                        */
516
    int last_way;    /* Last used way used to allocate TLB in a LRU way      */
517
    int id_tlbs;     /* If 1, MMU has separated TLBs for instructions & data */
518
    int nb_pids;     /* Number of available PID registers                    */
519
    ppc_tlb_t *tlb;  /* TLB is optional. Allocate them only if needed        */
520
    /* 403 dedicated access protection registers */
521
    target_ulong pb[4];
522
#endif
523

    
524
    /* Other registers */
525
    /* Special purpose registers */
526
    target_ulong spr[1024];
527
    ppc_spr_t spr_cb[1024];
528
    /* Altivec registers */
529
    ppc_avr_t avr[32];
530
    uint32_t vscr;
531
#if defined(TARGET_PPCEMB)
532
    /* SPE registers */
533
    ppc_gpr_t spe_acc;
534
    float_status spe_status;
535
    uint32_t spe_fscr;
536
#endif
537

    
538
    /* Internal devices resources */
539
    /* Time base and decrementer */
540
    ppc_tb_t *tb_env;
541
    /* Device control registers */
542
    ppc_dcr_t *dcr_env;
543

    
544
    int dcache_line_size;
545
    int icache_line_size;
546

    
547
    /* Those resources are used during exception processing */
548
    /* CPU model definition */
549
    target_ulong msr_mask;
550
    uint8_t mmu_model;
551
    uint8_t excp_model;
552
    uint8_t bus_model;
553
    uint8_t pad;
554
    int bfd_mach;
555
    uint32_t flags;
556

    
557
    int exception_index;
558
    int error_code;
559
    int interrupt_request;
560
    uint32_t pending_interrupts;
561
#if !defined(CONFIG_USER_ONLY)
562
    /* This is the IRQ controller, which is implementation dependant
563
     * and only relevant when emulating a complete machine.
564
     */
565
    uint32_t irq_input_state;
566
    void **irq_inputs;
567
    /* Exception vectors */
568
    target_ulong excp_vectors[POWERPC_EXCP_NB];
569
    target_ulong excp_prefix;
570
    target_ulong ivor_mask;
571
    target_ulong ivpr_mask;
572
    target_ulong hreset_vector;
573
#endif
574

    
575
    /* Those resources are used only during code translation */
576
    /* Next instruction pointer */
577
    target_ulong nip;
578

    
579
    /* opcode handlers */
580
    opc_handler_t *opcodes[0x40];
581

    
582
    /* Those resources are used only in Qemu core */
583
    jmp_buf jmp_env;
584
    int user_mode_only; /* user mode only simulation */
585
    target_ulong hflags; /* hflags is a MSR & HFLAGS_MASK */
586

    
587
    /* Power management */
588
    int power_mode;
589

    
590
    /* temporary hack to handle OSI calls (only used if non NULL) */
591
    int (*osi_call)(struct CPUPPCState *env);
592
};
593

    
594
/* Context used internally during MMU translations */
595
typedef struct mmu_ctx_t mmu_ctx_t;
596
struct mmu_ctx_t {
597
    target_phys_addr_t raddr;      /* Real address              */
598
    int prot;                      /* Protection bits           */
599
    target_phys_addr_t pg_addr[2]; /* PTE tables base addresses */
600
    target_ulong ptem;             /* Virtual segment ID | API  */
601
    int key;                       /* Access key                */
602
};
603

    
604
/*****************************************************************************/
605
CPUPPCState *cpu_ppc_init (void);
606
int cpu_ppc_exec (CPUPPCState *s);
607
void cpu_ppc_close (CPUPPCState *s);
608
/* you can call this signal handler from your SIGBUS and SIGSEGV
609
   signal handlers to inform the virtual CPU of exceptions. non zero
610
   is returned if the signal was handled by the virtual CPU.  */
611
int cpu_ppc_signal_handler (int host_signum, void *pinfo,
612
                            void *puc);
613

    
614
void do_interrupt (CPUPPCState *env);
615
void ppc_hw_interrupt (CPUPPCState *env);
616
void cpu_loop_exit (void);
617

    
618
void dump_stack (CPUPPCState *env);
619

    
620
#if !defined(CONFIG_USER_ONLY)
621
target_ulong do_load_ibatu (CPUPPCState *env, int nr);
622
target_ulong do_load_ibatl (CPUPPCState *env, int nr);
623
void do_store_ibatu (CPUPPCState *env, int nr, target_ulong value);
624
void do_store_ibatl (CPUPPCState *env, int nr, target_ulong value);
625
target_ulong do_load_dbatu (CPUPPCState *env, int nr);
626
target_ulong do_load_dbatl (CPUPPCState *env, int nr);
627
void do_store_dbatu (CPUPPCState *env, int nr, target_ulong value);
628
void do_store_dbatl (CPUPPCState *env, int nr, target_ulong value);
629
target_ulong do_load_sdr1 (CPUPPCState *env);
630
void do_store_sdr1 (CPUPPCState *env, target_ulong value);
631
#if defined(TARGET_PPC64)
632
target_ulong ppc_load_asr (CPUPPCState *env);
633
void ppc_store_asr (CPUPPCState *env, target_ulong value);
634
target_ulong ppc_load_slb (CPUPPCState *env, int slb_nr);
635
void ppc_store_slb (CPUPPCState *env, int slb_nr, target_ulong rs);
636
#endif /* defined(TARGET_PPC64) */
637
#if 0 // Unused
638
target_ulong do_load_sr (CPUPPCState *env, int srnum);
639
#endif
640
void do_store_sr (CPUPPCState *env, int srnum, target_ulong value);
641
#endif /* !defined(CONFIG_USER_ONLY) */
642
target_ulong ppc_load_xer (CPUPPCState *env);
643
void ppc_store_xer (CPUPPCState *env, target_ulong value);
644
target_ulong do_load_msr (CPUPPCState *env);
645
int do_store_msr (CPUPPCState *env, target_ulong value);
646
#if defined(TARGET_PPC64)
647
int ppc_store_msr_32 (CPUPPCState *env, uint32_t value);
648
#endif
649

    
650
void do_compute_hflags (CPUPPCState *env);
651
void cpu_ppc_reset (void *opaque);
652
CPUPPCState *cpu_ppc_init (void);
653
void cpu_ppc_close(CPUPPCState *env);
654

    
655
int ppc_find_by_name (const unsigned char *name, ppc_def_t **def);
656
int ppc_find_by_pvr (uint32_t apvr, ppc_def_t **def);
657
void ppc_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...));
658
int cpu_ppc_register (CPUPPCState *env, ppc_def_t *def);
659

    
660
/* Time-base and decrementer management */
661
#ifndef NO_CPU_IO_DEFS
662
uint32_t cpu_ppc_load_tbl (CPUPPCState *env);
663
uint32_t cpu_ppc_load_tbu (CPUPPCState *env);
664
void cpu_ppc_store_tbu (CPUPPCState *env, uint32_t value);
665
void cpu_ppc_store_tbl (CPUPPCState *env, uint32_t value);
666
uint32_t cpu_ppc_load_atbl (CPUPPCState *env);
667
uint32_t cpu_ppc_load_atbu (CPUPPCState *env);
668
void cpu_ppc_store_atbl (CPUPPCState *env, uint32_t value);
669
void cpu_ppc_store_atbu (CPUPPCState *env, uint32_t value);
670
uint32_t cpu_ppc_load_decr (CPUPPCState *env);
671
void cpu_ppc_store_decr (CPUPPCState *env, uint32_t value);
672
#if defined(TARGET_PPC64H)
673
uint32_t cpu_ppc_load_hdecr (CPUPPCState *env);
674
void cpu_ppc_store_hdecr (CPUPPCState *env, uint32_t value);
675
uint64_t cpu_ppc_load_purr (CPUPPCState *env);
676
void cpu_ppc_store_purr (CPUPPCState *env, uint64_t value);
677
#endif
678
uint32_t cpu_ppc601_load_rtcl (CPUPPCState *env);
679
uint32_t cpu_ppc601_load_rtcu (CPUPPCState *env);
680
#if !defined(CONFIG_USER_ONLY)
681
void cpu_ppc601_store_rtcl (CPUPPCState *env, uint32_t value);
682
void cpu_ppc601_store_rtcu (CPUPPCState *env, uint32_t value);
683
target_ulong load_40x_pit (CPUPPCState *env);
684
void store_40x_pit (CPUPPCState *env, target_ulong val);
685
void store_40x_dbcr0 (CPUPPCState *env, uint32_t val);
686
void store_40x_sler (CPUPPCState *env, uint32_t val);
687
void store_booke_tcr (CPUPPCState *env, target_ulong val);
688
void store_booke_tsr (CPUPPCState *env, target_ulong val);
689
void ppc_tlb_invalidate_all (CPUPPCState *env);
690
void ppc_tlb_invalidate_one (CPUPPCState *env, target_ulong addr);
691
#if defined(TARGET_PPC64)
692
void ppc_slb_invalidate_all (CPUPPCState *env);
693
void ppc_slb_invalidate_one (CPUPPCState *env, uint64_t T0);
694
#endif
695
int ppcemb_tlb_search (CPUPPCState *env, target_ulong address, uint32_t pid);
696
#endif
697
#endif
698

    
699
/* Device control registers */
700
int ppc_dcr_read (ppc_dcr_t *dcr_env, int dcrn, target_ulong *valp);
701
int ppc_dcr_write (ppc_dcr_t *dcr_env, int dcrn, target_ulong val);
702

    
703
#define CPUState CPUPPCState
704
#define cpu_init cpu_ppc_init
705
#define cpu_exec cpu_ppc_exec
706
#define cpu_gen_code cpu_ppc_gen_code
707
#define cpu_signal_handler cpu_ppc_signal_handler
708

    
709
#include "cpu-all.h"
710

    
711
/*****************************************************************************/
712
/* Registers definitions */
713
#define XER_SO 31
714
#define XER_OV 30
715
#define XER_CA 29
716
#define XER_CMP 8
717
#define XER_BC  0
718
#define xer_so  env->xer[4]
719
#define xer_ov  env->xer[6]
720
#define xer_ca  env->xer[2]
721
#define xer_cmp env->xer[1]
722
#define xer_bc  env->xer[0]
723

    
724
/* SPR definitions */
725
#define SPR_MQ           (0x000)
726
#define SPR_XER          (0x001)
727
#define SPR_601_VRTCU    (0x004)
728
#define SPR_601_VRTCL    (0x005)
729
#define SPR_601_UDECR    (0x006)
730
#define SPR_LR           (0x008)
731
#define SPR_CTR          (0x009)
732
#define SPR_DSISR        (0x012)
733
#define SPR_DAR          (0x013) /* DAE for PowerPC 601 */
734
#define SPR_601_RTCU     (0x014)
735
#define SPR_601_RTCL     (0x015)
736
#define SPR_DECR         (0x016)
737
#define SPR_SDR1         (0x019)
738
#define SPR_SRR0         (0x01A)
739
#define SPR_SRR1         (0x01B)
740
#define SPR_AMR          (0x01D)
741
#define SPR_BOOKE_PID    (0x030)
742
#define SPR_BOOKE_DECAR  (0x036)
743
#define SPR_BOOKE_CSRR0  (0x03A)
744
#define SPR_BOOKE_CSRR1  (0x03B)
745
#define SPR_BOOKE_DEAR   (0x03D)
746
#define SPR_BOOKE_ESR    (0x03E)
747
#define SPR_BOOKE_IVPR   (0x03F)
748
#define SPR_8xx_EIE      (0x050)
749
#define SPR_8xx_EID      (0x051)
750
#define SPR_8xx_NRE      (0x052)
751
#define SPR_CTRL         (0x088)
752
#define SPR_58x_CMPA     (0x090)
753
#define SPR_58x_CMPB     (0x091)
754
#define SPR_58x_CMPC     (0x092)
755
#define SPR_58x_CMPD     (0x093)
756
#define SPR_58x_ICR      (0x094)
757
#define SPR_58x_DER      (0x094)
758
#define SPR_58x_COUNTA   (0x096)
759
#define SPR_58x_COUNTB   (0x097)
760
#define SPR_UCTRL        (0x098)
761
#define SPR_58x_CMPE     (0x098)
762
#define SPR_58x_CMPF     (0x099)
763
#define SPR_58x_CMPG     (0x09A)
764
#define SPR_58x_CMPH     (0x09B)
765
#define SPR_58x_LCTRL1   (0x09C)
766
#define SPR_58x_LCTRL2   (0x09D)
767
#define SPR_58x_ICTRL    (0x09E)
768
#define SPR_58x_BAR      (0x09F)
769
#define SPR_VRSAVE       (0x100)
770
#define SPR_USPRG0       (0x100)
771
#define SPR_USPRG1       (0x101)
772
#define SPR_USPRG2       (0x102)
773
#define SPR_USPRG3       (0x103)
774
#define SPR_USPRG4       (0x104)
775
#define SPR_USPRG5       (0x105)
776
#define SPR_USPRG6       (0x106)
777
#define SPR_USPRG7       (0x107)
778
#define SPR_VTBL         (0x10C)
779
#define SPR_VTBU         (0x10D)
780
#define SPR_SPRG0        (0x110)
781
#define SPR_SPRG1        (0x111)
782
#define SPR_SPRG2        (0x112)
783
#define SPR_SPRG3        (0x113)
784
#define SPR_SPRG4        (0x114)
785
#define SPR_SCOMC        (0x114)
786
#define SPR_SPRG5        (0x115)
787
#define SPR_SCOMD        (0x115)
788
#define SPR_SPRG6        (0x116)
789
#define SPR_SPRG7        (0x117)
790
#define SPR_ASR          (0x118)
791
#define SPR_EAR          (0x11A)
792
#define SPR_TBL          (0x11C)
793
#define SPR_TBU          (0x11D)
794
#define SPR_TBU40        (0x11E)
795
#define SPR_SVR          (0x11E)
796
#define SPR_BOOKE_PIR    (0x11E)
797
#define SPR_PVR          (0x11F)
798
#define SPR_HSPRG0       (0x130)
799
#define SPR_BOOKE_DBSR   (0x130)
800
#define SPR_HSPRG1       (0x131)
801
#define SPR_HDSISR       (0x132)
802
#define SPR_HDAR         (0x133)
803
#define SPR_BOOKE_DBCR0  (0x134)
804
#define SPR_IBCR         (0x135)
805
#define SPR_PURR         (0x135)
806
#define SPR_BOOKE_DBCR1  (0x135)
807
#define SPR_DBCR         (0x136)
808
#define SPR_HDEC         (0x136)
809
#define SPR_BOOKE_DBCR2  (0x136)
810
#define SPR_HIOR         (0x137)
811
#define SPR_MBAR         (0x137)
812
#define SPR_RMOR         (0x138)
813
#define SPR_BOOKE_IAC1   (0x138)
814
#define SPR_HRMOR        (0x139)
815
#define SPR_BOOKE_IAC2   (0x139)
816
#define SPR_HSRR0        (0x13A)
817
#define SPR_BOOKE_IAC3   (0x13A)
818
#define SPR_HSRR1        (0x13B)
819
#define SPR_BOOKE_IAC4   (0x13B)
820
#define SPR_LPCR         (0x13C)
821
#define SPR_BOOKE_DAC1   (0x13C)
822
#define SPR_LPIDR        (0x13D)
823
#define SPR_DABR2        (0x13D)
824
#define SPR_BOOKE_DAC2   (0x13D)
825
#define SPR_BOOKE_DVC1   (0x13E)
826
#define SPR_BOOKE_DVC2   (0x13F)
827
#define SPR_BOOKE_TSR    (0x150)
828
#define SPR_BOOKE_TCR    (0x154)
829
#define SPR_BOOKE_IVOR0  (0x190)
830
#define SPR_BOOKE_IVOR1  (0x191)
831
#define SPR_BOOKE_IVOR2  (0x192)
832
#define SPR_BOOKE_IVOR3  (0x193)
833
#define SPR_BOOKE_IVOR4  (0x194)
834
#define SPR_BOOKE_IVOR5  (0x195)
835
#define SPR_BOOKE_IVOR6  (0x196)
836
#define SPR_BOOKE_IVOR7  (0x197)
837
#define SPR_BOOKE_IVOR8  (0x198)
838
#define SPR_BOOKE_IVOR9  (0x199)
839
#define SPR_BOOKE_IVOR10 (0x19A)
840
#define SPR_BOOKE_IVOR11 (0x19B)
841
#define SPR_BOOKE_IVOR12 (0x19C)
842
#define SPR_BOOKE_IVOR13 (0x19D)
843
#define SPR_BOOKE_IVOR14 (0x19E)
844
#define SPR_BOOKE_IVOR15 (0x19F)
845
#define SPR_BOOKE_SPEFSCR (0x200)
846
#define SPR_E500_BBEAR   (0x201)
847
#define SPR_E500_BBTAR   (0x202)
848
#define SPR_ATBL         (0x20E)
849
#define SPR_ATBU         (0x20F)
850
#define SPR_IBAT0U       (0x210)
851
#define SPR_BOOKE_IVOR32 (0x210)
852
#define SPR_IBAT0L       (0x211)
853
#define SPR_BOOKE_IVOR33 (0x211)
854
#define SPR_IBAT1U       (0x212)
855
#define SPR_BOOKE_IVOR34 (0x212)
856
#define SPR_IBAT1L       (0x213)
857
#define SPR_BOOKE_IVOR35 (0x213)
858
#define SPR_IBAT2U       (0x214)
859
#define SPR_BOOKE_IVOR36 (0x214)
860
#define SPR_IBAT2L       (0x215)
861
#define SPR_E500_L1CFG0  (0x215)
862
#define SPR_BOOKE_IVOR37 (0x215)
863
#define SPR_IBAT3U       (0x216)
864
#define SPR_E500_L1CFG1  (0x216)
865
#define SPR_IBAT3L       (0x217)
866
#define SPR_DBAT0U       (0x218)
867
#define SPR_DBAT0L       (0x219)
868
#define SPR_DBAT1U       (0x21A)
869
#define SPR_DBAT1L       (0x21B)
870
#define SPR_DBAT2U       (0x21C)
871
#define SPR_DBAT2L       (0x21D)
872
#define SPR_DBAT3U       (0x21E)
873
#define SPR_DBAT3L       (0x21F)
874
#define SPR_IBAT4U       (0x230)
875
#define SPR_IBAT4L       (0x231)
876
#define SPR_IBAT5U       (0x232)
877
#define SPR_IBAT5L       (0x233)
878
#define SPR_IBAT6U       (0x234)
879
#define SPR_IBAT6L       (0x235)
880
#define SPR_IBAT7U       (0x236)
881
#define SPR_IBAT7L       (0x237)
882
#define SPR_DBAT4U       (0x238)
883
#define SPR_DBAT4L       (0x239)
884
#define SPR_DBAT5U       (0x23A)
885
#define SPR_BOOKE_MCSRR0 (0x23A)
886
#define SPR_DBAT5L       (0x23B)
887
#define SPR_BOOKE_MCSRR1 (0x23B)
888
#define SPR_DBAT6U       (0x23C)
889
#define SPR_BOOKE_MCSR   (0x23C)
890
#define SPR_DBAT6L       (0x23D)
891
#define SPR_E500_MCAR    (0x23D)
892
#define SPR_DBAT7U       (0x23E)
893
#define SPR_BOOKE_DSRR0  (0x23E)
894
#define SPR_DBAT7L       (0x23F)
895
#define SPR_BOOKE_DSRR1  (0x23F)
896
#define SPR_BOOKE_SPRG8  (0x25C)
897
#define SPR_BOOKE_SPRG9  (0x25D)
898
#define SPR_BOOKE_MAS0   (0x270)
899
#define SPR_BOOKE_MAS1   (0x271)
900
#define SPR_BOOKE_MAS2   (0x272)
901
#define SPR_BOOKE_MAS3   (0x273)
902
#define SPR_BOOKE_MAS4   (0x274)
903
#define SPR_BOOKE_MAS6   (0x276)
904
#define SPR_BOOKE_PID1   (0x279)
905
#define SPR_BOOKE_PID2   (0x27A)
906
#define SPR_BOOKE_TLB0CFG (0x2B0)
907
#define SPR_BOOKE_TLB1CFG (0x2B1)
908
#define SPR_BOOKE_TLB2CFG (0x2B2)
909
#define SPR_BOOKE_TLB3CFG (0x2B3)
910
#define SPR_BOOKE_EPR    (0x2BE)
911
#define SPR_PERF0        (0x300)
912
#define SPR_PERF1        (0x301)
913
#define SPR_PERF2        (0x302)
914
#define SPR_PERF3        (0x303)
915
#define SPR_PERF4        (0x304)
916
#define SPR_PERF5        (0x305)
917
#define SPR_PERF6        (0x306)
918
#define SPR_PERF7        (0x307)
919
#define SPR_PERF8        (0x308)
920
#define SPR_PERF9        (0x309)
921
#define SPR_PERFA        (0x30A)
922
#define SPR_PERFB        (0x30B)
923
#define SPR_PERFC        (0x30C)
924
#define SPR_PERFD        (0x30D)
925
#define SPR_PERFE        (0x30E)
926
#define SPR_PERFF        (0x30F)
927
#define SPR_UPERF0       (0x310)
928
#define SPR_UPERF1       (0x311)
929
#define SPR_UPERF2       (0x312)
930
#define SPR_UPERF3       (0x313)
931
#define SPR_UPERF4       (0x314)
932
#define SPR_UPERF5       (0x315)
933
#define SPR_UPERF6       (0x316)
934
#define SPR_UPERF7       (0x317)
935
#define SPR_UPERF8       (0x318)
936
#define SPR_UPERF9       (0x319)
937
#define SPR_UPERFA       (0x31A)
938
#define SPR_UPERFB       (0x31B)
939
#define SPR_UPERFC       (0x31C)
940
#define SPR_UPERFD       (0x31D)
941
#define SPR_UPERFE       (0x31E)
942
#define SPR_UPERFF       (0x31F)
943
#define SPR_440_INV0     (0x370)
944
#define SPR_440_INV1     (0x371)
945
#define SPR_440_INV2     (0x372)
946
#define SPR_440_INV3     (0x373)
947
#define SPR_440_ITV0     (0x374)
948
#define SPR_440_ITV1     (0x375)
949
#define SPR_440_ITV2     (0x376)
950
#define SPR_440_ITV3     (0x377)
951
#define SPR_440_CCR1     (0x378)
952
#define SPR_DCRIPR       (0x37B)
953
#define SPR_PPR          (0x380)
954
#define SPR_440_DNV0     (0x390)
955
#define SPR_440_DNV1     (0x391)
956
#define SPR_440_DNV2     (0x392)
957
#define SPR_440_DNV3     (0x393)
958
#define SPR_440_DTV0     (0x394)
959
#define SPR_440_DTV1     (0x395)
960
#define SPR_440_DTV2     (0x396)
961
#define SPR_440_DTV3     (0x397)
962
#define SPR_440_DVLIM    (0x398)
963
#define SPR_440_IVLIM    (0x399)
964
#define SPR_440_RSTCFG   (0x39B)
965
#define SPR_BOOKE_DCDBTRL (0x39C)
966
#define SPR_BOOKE_DCDBTRH (0x39D)
967
#define SPR_BOOKE_ICDBTRL (0x39E)
968
#define SPR_BOOKE_ICDBTRH (0x39F)
969
#define SPR_UMMCR2       (0x3A0)
970
#define SPR_UPMC5        (0x3A1)
971
#define SPR_UPMC6        (0x3A2)
972
#define SPR_UBAMR        (0x3A7)
973
#define SPR_UMMCR0       (0x3A8)
974
#define SPR_UPMC1        (0x3A9)
975
#define SPR_UPMC2        (0x3AA)
976
#define SPR_USIAR        (0x3AB)
977
#define SPR_UMMCR1       (0x3AC)
978
#define SPR_UPMC3        (0x3AD)
979
#define SPR_UPMC4        (0x3AE)
980
#define SPR_USDA         (0x3AF)
981
#define SPR_40x_ZPR      (0x3B0)
982
#define SPR_BOOKE_MAS7   (0x3B0)
983
#define SPR_620_PMR0     (0x3B0)
984
#define SPR_MMCR2        (0x3B0)
985
#define SPR_PMC5         (0x3B1)
986
#define SPR_40x_PID      (0x3B1)
987
#define SPR_620_PMR1     (0x3B1)
988
#define SPR_PMC6         (0x3B2)
989
#define SPR_440_MMUCR    (0x3B2)
990
#define SPR_620_PMR2     (0x3B2)
991
#define SPR_4xx_CCR0     (0x3B3)
992
#define SPR_BOOKE_EPLC   (0x3B3)
993
#define SPR_620_PMR3     (0x3B3)
994
#define SPR_405_IAC3     (0x3B4)
995
#define SPR_BOOKE_EPSC   (0x3B4)
996
#define SPR_620_PMR4     (0x3B4)
997
#define SPR_405_IAC4     (0x3B5)
998
#define SPR_620_PMR5     (0x3B5)
999
#define SPR_405_DVC1     (0x3B6)
1000
#define SPR_620_PMR6     (0x3B6)
1001
#define SPR_405_DVC2     (0x3B7)
1002
#define SPR_620_PMR7     (0x3B7)
1003
#define SPR_BAMR         (0x3B7)
1004
#define SPR_MMCR0        (0x3B8)
1005
#define SPR_620_PMR8     (0x3B8)
1006
#define SPR_PMC1         (0x3B9)
1007
#define SPR_40x_SGR      (0x3B9)
1008
#define SPR_620_PMR9     (0x3B9)
1009
#define SPR_PMC2         (0x3BA)
1010
#define SPR_40x_DCWR     (0x3BA)
1011
#define SPR_620_PMRA     (0x3BA)
1012
#define SPR_SIAR         (0x3BB)
1013
#define SPR_405_SLER     (0x3BB)
1014
#define SPR_620_PMRB     (0x3BB)
1015
#define SPR_MMCR1        (0x3BC)
1016
#define SPR_405_SU0R     (0x3BC)
1017
#define SPR_620_PMRC     (0x3BC)
1018
#define SPR_401_SKR      (0x3BC)
1019
#define SPR_PMC3         (0x3BD)
1020
#define SPR_405_DBCR1    (0x3BD)
1021
#define SPR_620_PMRD     (0x3BD)
1022
#define SPR_PMC4         (0x3BE)
1023
#define SPR_620_PMRE     (0x3BE)
1024
#define SPR_SDA          (0x3BF)
1025
#define SPR_620_PMRF     (0x3BF)
1026
#define SPR_403_VTBL     (0x3CC)
1027
#define SPR_403_VTBU     (0x3CD)
1028
#define SPR_DMISS        (0x3D0)
1029
#define SPR_DCMP         (0x3D1)
1030
#define SPR_HASH1        (0x3D2)
1031
#define SPR_HASH2        (0x3D3)
1032
#define SPR_BOOKE_ICDBDR (0x3D3)
1033
#define SPR_TLBMISS      (0x3D4)
1034
#define SPR_IMISS        (0x3D4)
1035
#define SPR_40x_ESR      (0x3D4)
1036
#define SPR_PTEHI        (0x3D5)
1037
#define SPR_ICMP         (0x3D5)
1038
#define SPR_40x_DEAR     (0x3D5)
1039
#define SPR_PTELO        (0x3D6)
1040
#define SPR_RPA          (0x3D6)
1041
#define SPR_40x_EVPR     (0x3D6)
1042
#define SPR_L3PM         (0x3D7)
1043
#define SPR_403_CDBCR    (0x3D7)
1044
#define SPR_L3OHCR       (0x3D8)
1045
#define SPR_TCR          (0x3D8)
1046
#define SPR_40x_TSR      (0x3D8)
1047
#define SPR_IBR          (0x3DA)
1048
#define SPR_40x_TCR      (0x3DA)
1049
#define SPR_ESASRR       (0x3DB)
1050
#define SPR_40x_PIT      (0x3DB)
1051
#define SPR_403_TBL      (0x3DC)
1052
#define SPR_403_TBU      (0x3DD)
1053
#define SPR_SEBR         (0x3DE)
1054
#define SPR_40x_SRR2     (0x3DE)
1055
#define SPR_SER          (0x3DF)
1056
#define SPR_40x_SRR3     (0x3DF)
1057
#define SPR_L3ITCR0      (0x3E8)
1058
#define SPR_L3ITCR1      (0x3E9)
1059
#define SPR_L3ITCR2      (0x3EA)
1060
#define SPR_L3ITCR3      (0x3EB)
1061
#define SPR_HID0         (0x3F0)
1062
#define SPR_40x_DBSR     (0x3F0)
1063
#define SPR_HID1         (0x3F1)
1064
#define SPR_IABR         (0x3F2)
1065
#define SPR_40x_DBCR0    (0x3F2)
1066
#define SPR_601_HID2     (0x3F2)
1067
#define SPR_E500_L1CSR0  (0x3F2)
1068
#define SPR_ICTRL        (0x3F3)
1069
#define SPR_HID2         (0x3F3)
1070
#define SPR_E500_L1CSR1  (0x3F3)
1071
#define SPR_440_DBDR     (0x3F3)
1072
#define SPR_LDSTDB       (0x3F4)
1073
#define SPR_40x_IAC1     (0x3F4)
1074
#define SPR_MMUCSR0      (0x3F4)
1075
#define SPR_DABR         (0x3F5)
1076
#define DABR_MASK (~(target_ulong)0x7)
1077
#define SPR_E500_BUCSR   (0x3F5)
1078
#define SPR_40x_IAC2     (0x3F5)
1079
#define SPR_601_HID5     (0x3F5)
1080
#define SPR_40x_DAC1     (0x3F6)
1081
#define SPR_MSSCR0       (0x3F6)
1082
#define SPR_970_HID5     (0x3F6)
1083
#define SPR_MSSSR0       (0x3F7)
1084
#define SPR_DABRX        (0x3F7)
1085
#define SPR_40x_DAC2     (0x3F7)
1086
#define SPR_MMUCFG       (0x3F7)
1087
#define SPR_LDSTCR       (0x3F8)
1088
#define SPR_L2PMCR       (0x3F8)
1089
#define SPR_750_HID2     (0x3F8)
1090
#define SPR_620_HID8     (0x3F8)
1091
#define SPR_L2CR         (0x3F9)
1092
#define SPR_620_HID9     (0x3F9)
1093
#define SPR_L3CR         (0x3FA)
1094
#define SPR_IABR2        (0x3FA)
1095
#define SPR_40x_DCCR     (0x3FA)
1096
#define SPR_ICTC         (0x3FB)
1097
#define SPR_40x_ICCR     (0x3FB)
1098
#define SPR_THRM1        (0x3FC)
1099
#define SPR_403_PBL1     (0x3FC)
1100
#define SPR_SP           (0x3FD)
1101
#define SPR_THRM2        (0x3FD)
1102
#define SPR_403_PBU1     (0x3FD)
1103
#define SPR_604_HID13    (0x3FD)
1104
#define SPR_LT           (0x3FE)
1105
#define SPR_THRM3        (0x3FE)
1106
#define SPR_FPECR        (0x3FE)
1107
#define SPR_403_PBL2     (0x3FE)
1108
#define SPR_PIR          (0x3FF)
1109
#define SPR_403_PBU2     (0x3FF)
1110
#define SPR_601_HID15    (0x3FF)
1111
#define SPR_604_HID15    (0x3FF)
1112
#define SPR_E500_SVR     (0x3FF)
1113

    
1114
/*****************************************************************************/
1115
/* Memory access type :
1116
 * may be needed for precise access rights control and precise exceptions.
1117
 */
1118
enum {
1119
    /* 1 bit to define user level / supervisor access */
1120
    ACCESS_USER  = 0x00,
1121
    ACCESS_SUPER = 0x01,
1122
    /* Type of instruction that generated the access */
1123
    ACCESS_CODE  = 0x10, /* Code fetch access                */
1124
    ACCESS_INT   = 0x20, /* Integer load/store access        */
1125
    ACCESS_FLOAT = 0x30, /* floating point load/store access */
1126
    ACCESS_RES   = 0x40, /* load/store with reservation      */
1127
    ACCESS_EXT   = 0x50, /* external access                  */
1128
    ACCESS_CACHE = 0x60, /* Cache manipulation               */
1129
};
1130

    
1131
/* Hardware interruption sources:
1132
 * all those exception can be raised simulteaneously
1133
 */
1134
/* Input pins definitions */
1135
enum {
1136
    /* 6xx bus input pins */
1137
    PPC6xx_INPUT_HRESET     = 0,
1138
    PPC6xx_INPUT_SRESET     = 1,
1139
    PPC6xx_INPUT_CKSTP_IN   = 2,
1140
    PPC6xx_INPUT_MCP        = 3,
1141
    PPC6xx_INPUT_SMI        = 4,
1142
    PPC6xx_INPUT_INT        = 5,
1143
};
1144

    
1145
enum {
1146
    /* Embedded PowerPC input pins */
1147
    PPCBookE_INPUT_HRESET     = 0,
1148
    PPCBookE_INPUT_SRESET     = 1,
1149
    PPCBookE_INPUT_CKSTP_IN   = 2,
1150
    PPCBookE_INPUT_MCP        = 3,
1151
    PPCBookE_INPUT_SMI        = 4,
1152
    PPCBookE_INPUT_INT        = 5,
1153
    PPCBookE_INPUT_CINT       = 6,
1154
};
1155

    
1156
enum {
1157
    /* PowerPC 40x input pins */
1158
    PPC40x_INPUT_RESET_CORE = 0,
1159
    PPC40x_INPUT_RESET_CHIP = 1,
1160
    PPC40x_INPUT_RESET_SYS  = 2,
1161
    PPC40x_INPUT_CINT       = 3,
1162
    PPC40x_INPUT_INT        = 4,
1163
    PPC40x_INPUT_HALT       = 5,
1164
    PPC40x_INPUT_DEBUG      = 6,
1165
    PPC40x_INPUT_NB,
1166
};
1167

    
1168
#if defined(TARGET_PPC64)
1169
enum {
1170
    /* PowerPC 620 (and probably others) input pins */
1171
    PPC620_INPUT_HRESET     = 0,
1172
    PPC620_INPUT_SRESET     = 1,
1173
    PPC620_INPUT_CKSTP      = 2,
1174
    PPC620_INPUT_TBEN       = 3,
1175
    PPC620_INPUT_WAKEUP     = 4,
1176
    PPC620_INPUT_MCP        = 5,
1177
    PPC620_INPUT_SMI        = 6,
1178
    PPC620_INPUT_INT        = 7,
1179
};
1180

    
1181
enum {
1182
    /* PowerPC 970 input pins */
1183
    PPC970_INPUT_HRESET     = 0,
1184
    PPC970_INPUT_SRESET     = 1,
1185
    PPC970_INPUT_CKSTP      = 2,
1186
    PPC970_INPUT_TBEN       = 3,
1187
    PPC970_INPUT_MCP        = 4,
1188
    PPC970_INPUT_INT        = 5,
1189
    PPC970_INPUT_THINT      = 6,
1190
};
1191
#endif
1192

    
1193
/* Hardware exceptions definitions */
1194
enum {
1195
    /* External hardware exception sources */
1196
    PPC_INTERRUPT_RESET     = 0,  /* Reset exception                      */
1197
    PPC_INTERRUPT_MCK       = 1,  /* Machine check exception              */
1198
    PPC_INTERRUPT_EXT       = 2,  /* External interrupt                   */
1199
    PPC_INTERRUPT_SMI       = 3,  /* System management interrupt          */
1200
    PPC_INTERRUPT_CEXT      = 4,  /* Critical external interrupt          */
1201
    PPC_INTERRUPT_DEBUG     = 5,  /* External debug exception             */
1202
    PPC_INTERRUPT_THERM     = 6,  /* Thermal exception                    */
1203
    /* Internal hardware exception sources */
1204
    PPC_INTERRUPT_DECR      = 7,  /* Decrementer exception                */
1205
    PPC_INTERRUPT_HDECR     = 8,  /* Hypervisor decrementer exception     */
1206
    PPC_INTERRUPT_PIT       = 9,  /* Programmable inteval timer interrupt */
1207
    PPC_INTERRUPT_FIT       = 10, /* Fixed interval timer interrupt       */
1208
    PPC_INTERRUPT_WDT       = 11, /* Watchdog timer interrupt             */
1209
    PPC_INTERRUPT_CDOORBELL = 12, /* Critical doorbell interrupt          */
1210
    PPC_INTERRUPT_DOORBELL  = 13, /* Doorbell interrupt                   */
1211
    PPC_INTERRUPT_PERFM     = 14, /* Performance monitor interrupt        */
1212
};
1213

    
1214
/*****************************************************************************/
1215

    
1216
#endif /* !defined (__CPU_PPC_H__) */