diff options
| author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2005-07-02 20:59:34 +0000 |
|---|---|---|
| committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2005-07-02 20:59:34 +0000 |
| commit | 3fc6c082e3aad85addf25d36740030982963c0c8 (patch) | |
| tree | 04d750a5bdbdd36654df3fa52e58127de90b7eaf /target-ppc | |
| parent | 2f636b458f6c5e40f8ab2615ae1e8a1cde7e86b8 (diff) | |
| download | qemu-3fc6c082e3aad85addf25d36740030982963c0c8.zip qemu-3fc6c082e3aad85addf25d36740030982963c0c8.tar.gz qemu-3fc6c082e3aad85addf25d36740030982963c0c8.tar.bz2 | |
preliminary patch to support more PowerPC CPUs (Jocelyn Mayer)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1489 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/cpu.h | 990 | ||||
| -rw-r--r-- | target-ppc/exec.h | 24 | ||||
| -rw-r--r-- | target-ppc/helper.c | 407 | ||||
| -rw-r--r-- | target-ppc/op.c | 74 | ||||
| -rw-r--r-- | target-ppc/op_helper.c | 277 | ||||
| -rw-r--r-- | target-ppc/op_template.h | 6 | ||||
| -rw-r--r-- | target-ppc/translate.c | 1010 | ||||
| -rw-r--r-- | target-ppc/translate_init.c | 2069 |
8 files changed, 3398 insertions, 1459 deletions
diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h index 7df0c62..a7b4051 100644 --- a/target-ppc/cpu.h +++ b/target-ppc/cpu.h @@ -1,7 +1,7 @@ /* - * PPC emulation cpu definitions for qemu. + * PowerPC emulation cpu definitions for qemu. * - * Copyright (c) 2003 Jocelyn Mayer + * Copyright (c) 2003-2005 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -20,64 +20,403 @@ #if !defined (__CPU_PPC_H__) #define __CPU_PPC_H__ +#include "config.h" + #define TARGET_LONG_BITS 32 #include "cpu-defs.h" -#include "config.h" #include <setjmp.h> #include "softfloat.h" #define TARGET_HAS_ICE 1 +/*****************************************************************************/ +/* PVR definitions for most known PowerPC */ +enum { + /* PowerPC 401 cores */ + CPU_PPC_401A1 = 0x00210000, + CPU_PPC_401B2 = 0x00220000, + CPU_PPC_401C2 = 0x00230000, + CPU_PPC_401D2 = 0x00240000, + CPU_PPC_401E2 = 0x00250000, + CPU_PPC_401F2 = 0x00260000, + CPU_PPC_401G2 = 0x00270000, + CPU_PPC_IOP480 = 0x40100000, + /* PowerPC 403 cores */ + CPU_PPC_403GA = 0x00200000, + CPU_PPC_403GB = 0x00200100, + CPU_PPC_403GC = 0x00200200, + CPU_PPC_403GCX = 0x00201400, + /* PowerPC 405 cores */ + CPU_PPC_405 = 0x40110000, + CPU_PPC_405EP = 0x51210000, + CPU_PPC_405GPR = 0x50910000, + CPU_PPC_405D2 = 0x20010000, + CPU_PPC_405D4 = 0x41810000, + CPU_PPC_NPE405H = 0x41410000, + CPU_PPC_NPE405L = 0x41610000, +#if 0 + CPU_PPC_STB02 = xxx, +#endif + CPU_PPC_STB03 = 0x40310000, +#if 0 + CPU_PPC_STB04 = xxx, +#endif + CPU_PPC_STB25 = 0x51510000, +#if 0 + CPU_PPC_STB130 = xxx, +#endif + /* PowerPC 440 cores */ + CPU_PPC_440EP = 0x42220000, + CPU_PPC_440GP = 0x40120400, + CPU_PPC_440GX = 0x51B20000, + /* PowerPC MPC 8xx cores */ + CPU_PPC_8540 = 0x80200000, + CPU_PPC_8xx = 0x00500000, + CPU_PPC_8240 = 0x00810100, + CPU_PPC_8245 = 0x00811014, + /* PowerPC 6xx cores */ + CPU_PPC_601 = 0x00010000, + CPU_PPC_602 = 0x00050000, + CPU_PPC_603 = 0x00030000, + CPU_PPC_603E = 0x00060000, + CPU_PPC_603EV = 0x00070000, + CPU_PPC_603R = 0x00071000, + CPU_PPC_G2 = 0x80810000, + CPU_PPC_G2LE = 0x80820000, + CPU_PPC_604 = 0x00040000, + CPU_PPC_604E = 0x00090000, + CPU_PPC_604R = 0x000a0000, + /* PowerPC 74x/75x cores (aka G3) */ + CPU_PPC_74x = 0x00080000, + CPU_PPC_755 = 0x00083000, + CPU_PPC_74xP = 0x10080000, + CPU_PPC_750CXE22 = 0x00082202, + CPU_PPC_750CXE24 = 0x00082214, + CPU_PPC_750CXE24b = 0x00083214, + CPU_PPC_750CXE31 = 0x00083211, + CPU_PPC_750CXE31b = 0x00083311, +#define CPU_PPC_750CXE CPU_PPC_750CXE31b + CPU_PPC_750FX = 0x70000000, + CPU_PPC_750GX = 0x70020000, + /* PowerPC 74xx cores (aka G4) */ + CPU_PPC_7400 = 0x000C0000, + CPU_PPC_7410 = 0x800C0000, + CPU_PPC_7441 = 0x80000200, + CPU_PPC_7450 = 0x80000000, + CPU_PPC_7451 = 0x80000203, + CPU_PPC_7455 = 0x80010000, + CPU_PPC_7457 = 0x80020000, + CPU_PPC_7457A = 0x80030000, + /* 64 bits PowerPC */ + CPU_PPC_620 = 0x00140000, + CPU_PPC_630 = 0x00400000, + CPU_PPC_631 = 0x00410000, + CPU_PPC_POWER4 = 0x00350000, + CPU_PPC_POWER4P = 0x00380000, + CPU_PPC_POWER5 = 0x003A0000, + CPU_PPC_POWER5P = 0x003B0000, + CPU_PPC_970 = 0x00390000, + CPU_PPC_970FX = 0x003C0000, + CPU_PPC_RS64 = 0x00330000, + CPU_PPC_RS64II = 0x00340000, + CPU_PPC_RS64III = 0x00360000, + CPU_PPC_RS64IV = 0x00370000, + /* Original POWER */ + /* XXX: should be POWER (RIOS), RSC3308, RSC4608, + * POWER2 (RIOS2) & RSC2 (P2SC) here + */ +#if 0 + CPU_POWER = xxx, +#endif +#if 0 + CPU_POWER2 = xxx, +#endif +}; + +/* System version register (used on MPC 8xx) */ +enum { + PPC_SVR_8540 = 0x80300000, + PPC_SVR_8541E = 0x807A0000, + PPC_SVR_8555E = 0x80790000, + PPC_SVR_8560 = 0x80700000, +}; + +/*****************************************************************************/ /* Instruction types */ enum { - PPC_NONE = 0x0000, - PPC_INTEGER = 0x0001, /* CPU has integer operations instructions */ - PPC_FLOAT = 0x0002, /* CPU has floating point operations instructions */ - PPC_FLOW = 0x0004, /* CPU has flow control instructions */ - PPC_MEM = 0x0008, /* CPU has virtual memory instructions */ - PPC_RES = 0x0010, /* CPU has ld/st with reservation instructions */ - PPC_CACHE = 0x0020, /* CPU has cache control instructions */ - PPC_MISC = 0x0040, /* CPU has spr/msr access instructions */ - PPC_EXTERN = 0x0080, /* CPU has external control instructions */ - PPC_SEGMENT = 0x0100, /* CPU has memory segment instructions */ - PPC_CACHE_OPT= 0x0200, - PPC_FLOAT_OPT= 0x0400, - PPC_MEM_OPT = 0x0800, + PPC_NONE = 0x00000000, + /* integer operations instructions */ + /* flow control instructions */ + /* virtual memory instructions */ + /* ld/st with reservation instructions */ + /* cache control instructions */ + /* spr/msr access instructions */ + PPC_INSNS_BASE = 0x00000001, +#define PPC_INTEGER PPC_INSNS_BASE +#define PPC_FLOW PPC_INSNS_BASE +#define PPC_MEM PPC_INSNS_BASE +#define PPC_RES PPC_INSNS_BASE +#define PPC_CACHE PPC_INSNS_BASE +#define PPC_MISC PPC_INSNS_BASE + /* floating point operations instructions */ + PPC_FLOAT = 0x00000002, + /* more floating point operations instructions */ + PPC_FLOAT_EXT = 0x00000004, + /* external control instructions */ + PPC_EXTERN = 0x00000008, + /* segment register access instructions */ + PPC_SEGMENT = 0x00000010, + /* Optional cache control instructions */ + PPC_CACHE_OPT = 0x00000020, + /* Optional floating point op instructions */ + PPC_FLOAT_OPT = 0x00000040, + /* Optional memory control instructions */ + PPC_MEM_TLBIA = 0x00000080, + PPC_MEM_TLBIE = 0x00000100, + PPC_MEM_TLBSYNC = 0x00000200, + /* eieio & sync */ + PPC_MEM_SYNC = 0x00000400, + /* PowerPC 6xx TLB management instructions */ + PPC_6xx_TLB = 0x00000800, + /* Altivec support */ + PPC_ALTIVEC = 0x00001000, + /* Time base support */ + PPC_TB = 0x00002000, + /* Embedded PowerPC dedicated instructions */ + PPC_4xx_COMMON = 0x00004000, + /* PowerPC 40x exception model */ + PPC_40x_EXCP = 0x00008000, + /* PowerPC 40x specific instructions */ + PPC_40x_SPEC = 0x00010000, + /* PowerPC 405 Mac instructions */ + PPC_405_MAC = 0x00020000, + /* PowerPC 440 specific instructions */ + PPC_440_SPEC = 0x00040000, + /* Specific extensions */ + /* Power-to-PowerPC bridge (601) */ + PPC_POWER_BR = 0x00080000, + /* PowerPC 602 specific */ + PPC_602_SPEC = 0x00100000, + /* Deprecated instructions */ + /* Original POWER instruction set */ + PPC_POWER = 0x00200000, + /* POWER2 instruction set extension */ + PPC_POWER2 = 0x00400000, + /* Power RTC support */ + PPC_POWER_RTC = 0x00800000, + /* 64 bits PowerPC instructions */ + /* 64 bits PowerPC instruction set */ + PPC_64B = 0x01000000, + /* 64 bits hypervisor extensions */ + PPC_64H = 0x02000000, + /* 64 bits PowerPC "bridge" features */ + PPC_64_BRIDGE = 0x04000000, }; -#define PPC_COMMON (PPC_INTEGER | PPC_FLOAT | PPC_FLOW | PPC_MEM | \ - PPC_RES | PPC_CACHE | PPC_MISC | PPC_SEGMENT) -/* PPC 604 */ -#define PPC_604 (PPC_INTEGER | PPC_FLOAT | PPC_FLOW | PPC_MEM | \ - PPC_RES | PPC_CACHE | PPC_MISC | PPC_EXTERN | PPC_SEGMENT \ - PPC_MEM_OPT) -/* PPC 740/745/750/755 (aka G3) has external access instructions */ -#define PPC_750 (PPC_INTEGER | PPC_FLOAT | PPC_FLOW | PPC_MEM | \ - PPC_RES | PPC_CACHE | PPC_MISC | PPC_EXTERN | PPC_SEGMENT) +/* CPU run-time flags (MMU and exception model) */ +enum { + /* MMU model */ +#define PPC_FLAGS_MMU_MASK (0x0000000F) + /* Standard 32 bits PowerPC MMU */ + PPC_FLAGS_MMU_32B = 0x00000000, + /* Standard 64 bits PowerPC MMU */ + PPC_FLAGS_MMU_64B = 0x00000001, + /* PowerPC 601 MMU */ + PPC_FLAGS_MMU_601 = 0x00000002, + /* PowerPC 6xx MMU with software TLB */ + PPC_FLAGS_MMU_SOFT_6xx = 0x00000003, + /* PowerPC 4xx MMU with software TLB */ + PPC_FLAGS_MMU_SOFT_4xx = 0x00000004, + /* PowerPC 403 MMU */ + PPC_FLAGS_MMU_403 = 0x00000005, + /* Exception model */ +#define PPC_FLAGS_EXCP_MASK (0x000000F0) + /* Standard PowerPC exception model */ + PPC_FLAGS_EXCP_STD = 0x00000000, + /* PowerPC 40x exception model */ + PPC_FLAGS_EXCP_40x = 0x00000010, + /* PowerPC 601 exception model */ + PPC_FLAGS_EXCP_601 = 0x00000020, + /* PowerPC 602 exception model */ + PPC_FLAGS_EXCP_602 = 0x00000030, + /* PowerPC 603 exception model */ + PPC_FLAGS_EXCP_603 = 0x00000040, + /* PowerPC 604 exception model */ + PPC_FLAGS_EXCP_604 = 0x00000050, + /* PowerPC 7x0 exception model */ + PPC_FLAGS_EXCP_7x0 = 0x00000060, + /* PowerPC 7x5 exception model */ + PPC_FLAGS_EXCP_7x5 = 0x00000070, + /* PowerPC 74xx exception model */ + PPC_FLAGS_EXCP_74xx = 0x00000080, + /* PowerPC 970 exception model */ + PPC_FLAGS_EXCP_970 = 0x00000090, +}; + +#define PPC_MMU(env) (env->flags & PPC_FLAGS_MMU_MASK) +#define PPC_EXCP(env) (env->flags & PPC_FLAGS_EXCP_MASK) + +/*****************************************************************************/ +/* Supported instruction set definitions */ +/* This generates an empty opcode table... */ +#define PPC_INSNS_TODO (PPC_NONE) +#define PPC_FLAGS_TODO (0x00000000) + +/* PowerPC 40x instruction set */ +#define PPC_INSNS_4xx (PPC_INSNS_BASE | PPC_MEM_TLBSYNC | PPC_4xx_COMMON) +/* PowerPC 401 */ +#define PPC_INSNS_401 (PPC_INSNS_TODO) +#define PPC_FLAGS_401 (PPC_FLAGS_TODO) +/* PowerPC 403 */ +#define PPC_INSNS_403 (PPC_INSNS_4xx | PPC_MEM_SYNC | PPC_MEM_TLBIA | \ + PPC_40x_EXCP | PPC_40x_SPEC) +#define PPC_FLAGS_403 (PPC_FLAGS_MMU_403 | PPC_FLAGS_EXCP_40x) +/* PowerPC 405 */ +#define PPC_INSNS_405 (PPC_INSNS_4xx | PPC_MEM_SYNC | PPC_CACHE_OPT | \ + PPC_MEM_TLBIA | PPC_TB | PPC_40x_SPEC | PPC_40x_EXCP | \ + PPC_405_MAC) +#define PPC_FLAGS_405 (PPC_FLAGS_MMU_SOFT_4xx | PPC_FLAGS_EXCP_40x) +/* PowerPC 440 */ +#define PPC_INSNS_440 (PPC_INSNS_4xx | PPC_CACHE_OPT | PPC_405_MAC | \ + PPC_440_SPEC) +#define PPC_FLAGS_440 (PPC_FLAGS_TODO) +/* Non-embedded PowerPC */ +#define PPC_INSNS_COMMON (PPC_INSNS_BASE | PPC_FLOAT | PPC_MEM_SYNC | \ + PPC_SEGMENT | PPC_MEM_TLBIE) +/* PowerPC 601 */ +#define PPC_INSNS_601 (PPC_INSNS_COMMON | PPC_EXTERN | PPC_POWER_BR) +#define PPC_FLAGS_601 (PPC_FLAGS_MMU_601 | PPC_FLAGS_EXCP_601) +/* PowerPC 602 */ +#define PPC_INSNS_602 (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_6xx_TLB | \ + PPC_MEM_TLBSYNC | PPC_TB) +#define PPC_FLAGS_602 (PPC_FLAGS_MMU_SOFT_6xx | PPC_FLAGS_EXCP_602) +/* PowerPC 603 */ +#define PPC_INSNS_603 (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_6xx_TLB | \ + PPC_MEM_TLBSYNC | PPC_EXTERN | PPC_TB) +#define PPC_FLAGS_603 (PPC_FLAGS_MMU_SOFT_6xx | PPC_FLAGS_EXCP_603) +/* PowerPC G2 */ +#define PPC_INSNS_G2 (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_6xx_TLB | \ + PPC_MEM_TLBSYNC | PPC_EXTERN | PPC_TB) +#define PPC_FLAGS_G2 (PPC_FLAGS_MMU_SOFT_6xx | PPC_FLAGS_EXCP_603) +/* PowerPC 604 */ +#define PPC_INSNS_604 (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_EXTERN | \ + PPC_MEM_TLBSYNC | PPC_TB) +#define PPC_FLAGS_604 (PPC_FLAGS_MMU_32B | PPC_FLAGS_EXCP_604) +/* PowerPC 740/750 (aka G3) */ +#define PPC_INSNS_7x0 (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_EXTERN | \ + PPC_MEM_TLBSYNC | PPC_TB) +#define PPC_FLAGS_7x0 (PPC_FLAGS_MMU_32B | PPC_FLAGS_EXCP_7x0) +/* PowerPC 745/755 */ +#define PPC_INSNS_7x5 (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_EXTERN | \ + PPC_MEM_TLBSYNC | PPC_TB | PPC_6xx_TLB) +#define PPC_FLAGS_7x5 (PPC_FLAGS_MMU_SOFT_6xx | PPC_FLAGS_EXCP_7x5) +/* PowerPC 74xx (aka G4) */ +#define PPC_INSNS_74xx (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_ALTIVEC | \ + PPC_MEM_TLBSYNC | PPC_TB) +#define PPC_FLAGS_74xx (PPC_FLAGS_MMU_32B | PPC_FLAGS_EXCP_74xx) + +/* Default PowerPC will be 604/970 */ +#define PPC_INSNS_PPC32 PPC_INSNS_604 +#define PPC_FLAGS_PPC32 PPC_FLAGS_604 +#if 0 +#define PPC_INSNS_PPC64 PPC_INSNS_970 +#define PPC_FLAGS_PPC64 PPC_FLAGS_970 +#endif +#define PPC_INSNS_DEFAULT PPC_INSNS_604 +#define PPC_FLAGS_DEFAULT PPC_FLAGS_604 +typedef struct ppc_def_t ppc_def_t; +/*****************************************************************************/ +/* Types used to describe some PowerPC registers */ +typedef struct CPUPPCState CPUPPCState; +typedef struct opc_handler_t opc_handler_t; typedef struct ppc_tb_t ppc_tb_t; +typedef struct ppc_spr_t ppc_spr_t; +typedef struct ppc_dcr_t ppc_dcr_t; +typedef struct ppc_avr_t ppc_avr_t; + +/* SPR access micro-ops generations callbacks */ +struct ppc_spr_t { + void (*uea_read)(void *opaque, int spr_num); + void (*uea_write)(void *opaque, int spr_num); + void (*oea_read)(void *opaque, int spr_num); + void (*oea_write)(void *opaque, int spr_num); + const unsigned char *name; +}; + +/* Altivec registers (128 bits) */ +struct ppc_avr_t { + uint32_t u[4]; +}; -/* Supervisor mode registers */ -/* Machine state register */ -#define MSR_POW 18 -#define MSR_ILE 16 -#define MSR_EE 15 -#define MSR_PR 14 -#define MSR_FP 13 -#define MSR_ME 12 -#define MSR_FE0 11 -#define MSR_SE 10 -#define MSR_BE 9 -#define MSR_FE1 8 -#define MSR_IP 6 -#define MSR_IR 5 -#define MSR_DR 4 -#define MSR_RI 1 -#define MSR_LE 0 +/* Software TLB cache */ +typedef struct ppc_tlb_t ppc_tlb_t; +struct ppc_tlb_t { + /* Physical page number */ + target_phys_addr_t RPN; + /* Virtual page number */ + target_ulong VPN; + /* Page size */ + target_ulong size; + /* Protection bits */ + int prot; + int is_user; + uint32_t private; + uint32_t flags; +}; + +/*****************************************************************************/ +/* Machine state register bits definition */ +#define MSR_SF 63 /* Sixty-four-bit mode */ +#define MSR_ISF 61 /* Sixty-four-bit interrupt mode on 630 */ +#define MSR_HV 60 /* hypervisor state */ +#define MSR_VR 25 /* altivec available */ +#define MSR_AP 23 /* Access privilege state on 602 */ +#define MSR_SA 22 /* Supervisor access mode on 602 */ +#define MSR_KEY 19 /* key bit on 603e */ +#define MSR_POW 18 /* Power management */ +#define MSR_WE 18 /* Wait state enable on embedded PowerPC */ +#define MSR_TGPR 17 /* TGPR usage on 602/603 */ +#define MSR_TLB 17 /* TLB on ? */ +#define MSR_CE 17 /* Critical interrupt enable on embedded PowerPC */ +#define MSR_ILE 16 /* Interrupt little-endian mode */ +#define MSR_EE 15 /* External interrupt enable */ +#define MSR_PR 14 /* Problem state */ +#define MSR_FP 13 /* Floating point available */ +#define MSR_ME 12 /* Machine check interrupt enable */ +#define MSR_FE0 11 /* Floating point exception mode 0 */ +#define MSR_SE 10 /* Single-step trace enable */ +#define MSR_DWE 10 /* Debug wait enable on 405 */ +#define MSR_BE 9 /* Branch trace enable */ +#define MSR_DE 9 /* Debug interrupts enable on embedded PowerPC */ +#define MSR_FE1 8 /* Floating point exception mode 1 */ +#define MSR_AL 7 /* AL bit on POWER */ +#define MSR_IP 6 /* Interrupt prefix */ +#define MSR_IR 5 /* Instruction relocate */ +#define MSR_IS 5 /* Instruction address space on embedded PowerPC */ +#define MSR_DR 4 /* Data relocate */ +#define MSR_DS 4 /* Data address space on embedded PowerPC */ +#define MSR_PE 3 /* Protection enable on 403 */ +#define MSR_EP 3 /* Exception prefix on 601 */ +#define MSR_PX 2 /* Protection exclusive on 403 */ +#define MSR_PMM 2 /* Performance monitor mark on POWER */ +#define MSR_RI 1 /* Recoverable interrupt */ +#define MSR_LE 0 /* Little-endian mode */ +#define msr_sf env->msr[MSR_SF] +#define msr_isf env->msr[MSR_ISF] +#define msr_hv env->msr[MSR_HV] +#define msr_vr env->msr[MSR_VR] +#define msr_ap env->msr[MSR_AP] +#define msr_sa env->msr[MSR_SA] +#define msr_key env->msr[MSR_KEY] #define msr_pow env->msr[MSR_POW] +#define msr_we env->msr[MSR_WE] +#define msr_tgpr env->msr[MSR_TGPR] +#define msr_tlb env->msr[MSR_TLB] +#define msr_ce env->msr[MSR_CE] #define msr_ile env->msr[MSR_ILE] #define msr_ee env->msr[MSR_EE] #define msr_pr env->msr[MSR_PR] @@ -85,58 +424,72 @@ typedef struct ppc_tb_t ppc_tb_t; #define msr_me env->msr[MSR_ME] #define msr_fe0 env->msr[MSR_FE0] #define msr_se env->msr[MSR_SE] +#define msr_dwe env->msr[MSR_DWE] #define msr_be env->msr[MSR_BE] +#define msr_de env->msr[MSR_DE] #define msr_fe1 env->msr[MSR_FE1] +#define msr_al env->msr[MSR_AL] #define msr_ip env->msr[MSR_IP] #define msr_ir env->msr[MSR_IR] +#define msr_is env->msr[MSR_IS] #define msr_dr env->msr[MSR_DR] +#define msr_ds env->msr[MSR_DS] +#define msr_pe env->msr[MSR_PE] +#define msr_ep env->msr[MSR_EP] +#define msr_px env->msr[MSR_PX] +#define msr_pmm env->msr[MSR_PMM] #define msr_ri env->msr[MSR_RI] #define msr_le env->msr[MSR_LE] -/* Segment registers */ -typedef struct CPUPPCState { +/*****************************************************************************/ +/* The whole PowerPC CPU context */ +struct CPUPPCState { + /* First are the most commonly used resources + * during translated code execution + */ +#if TARGET_LONG_BITS > HOST_LONG_BITS + /* temporary fixed-point registers + * used to emulate 64 bits target on 32 bits hosts + */ + target_ulong t0, t1, t2; +#endif /* general purpose registers */ - uint32_t gpr[32]; - /* floating point registers */ - float64 fpr[32]; - /* segment registers */ - uint32_t sdr1; - uint32_t sr[16]; + target_ulong gpr[32]; + /* LR */ + target_ulong lr; + /* CTR */ + target_ulong ctr; + /* condition register */ + uint8_t crf[8]; /* XER */ - uint8_t xer[4]; + /* XXX: We use only 5 fields, but we want to keep the structure aligned */ + uint8_t xer[8]; /* Reservation address */ - uint32_t reserve; + target_ulong reserve; + + /* Those ones are used in supervisor mode only */ /* machine state register */ - uint8_t msr[32]; - /* condition register */ - uint8_t crf[8]; - /* floating point status and control register */ - uint8_t fpscr[8]; - uint32_t nip; - /* special purpose registers */ - uint32_t lr; - uint32_t ctr; - /* BATs */ - uint32_t DBAT[2][8]; - uint32_t IBAT[2][8]; - /* all others */ - uint32_t spr[1024]; - /* qemu dedicated */ + uint8_t msr[64]; + /* temporary general purpose registers */ + target_ulong tgpr[4]; /* Used to speed-up TLB assist handlers */ + + /* Floating point execution context */ /* temporary float registers */ float64 ft0; float64 ft1; float64 ft2; float_status fp_status; + /* floating point registers */ + float64 fpr[32]; + /* floating point status and control register */ + uint8_t fpscr[8]; - int interrupt_request; - jmp_buf jmp_env; - int exception_index; - int error_code; + /* soft mmu support */ + /* 0 = kernel, 1 = user (may have 2 = kernel code, 3 = user code ?) */ + CPUTLBEntry tlb_read[2][CPU_TLB_SIZE]; + CPUTLBEntry tlb_write[2][CPU_TLB_SIZE]; int access_type; /* when a memory exception occurs, the access type is stored here */ - int user_mode_only; /* user mode only simulation */ - struct TranslationBlock *current_tb; /* currently executing TB */ - /* soft mmu support */ /* in order to avoid passing too many arguments to the memory write helpers, we store some rarely used information in the CPU context) */ @@ -144,17 +497,71 @@ typedef struct CPUPPCState { written */ unsigned long mem_write_vaddr; /* target virtual addr at which the memory was written */ - /* 0 = kernel, 1 = user (may have 2 = kernel code, 3 = user code ?) */ - CPUTLBEntry tlb_read[2][CPU_TLB_SIZE]; - CPUTLBEntry tlb_write[2][CPU_TLB_SIZE]; - /* ice debug support */ - uint32_t breakpoints[MAX_BREAKPOINTS]; - int nb_breakpoints; - int singlestep_enabled; /* XXX: should use CPU single step mode instead */ + /* MMU context */ + /* Address space register */ + target_ulong asr; + /* segment registers */ + target_ulong sdr1; + target_ulong sr[16]; + /* BATs */ + int nb_BATs; + target_ulong DBAT[2][8]; + target_ulong IBAT[2][8]; + /* Other registers */ + /* Special purpose registers */ + target_ulong spr[1024]; + /* Altivec registers */ + ppc_avr_t avr[32]; + uint32_t vscr; + + /* Internal devices resources */ /* Time base and decrementer */ ppc_tb_t *tb_env; + /* Device control registers */ + int (*dcr_read)(ppc_dcr_t *dcr_env, int dcr_num, target_ulong *val); + int (*dcr_write)(ppc_dcr_t *dcr_env, int dcr_num, target_ulong val); + ppc_dcr_t *dcr_env; + + /* PowerPC TLB registers (for 4xx and 60x software driven TLBs) */ + int nb_tlb; + int nb_ways, last_way; + ppc_tlb_t tlb[128]; + /* Callbacks for specific checks on some implementations */ + int (*tlb_check_more)(CPUPPCState *env, struct ppc_tlb_t *tlb, int *prot, + target_ulong vaddr, int rw, int acc_type, + int is_user); + /* 403 dedicated access protection registers */ + target_ulong pb[4]; + + /* Those resources are used during exception processing */ + /* CPU model definition */ + uint64_t msr_mask; + uint32_t flags; + + int exception_index; + int error_code; + int interrupt_request; + + /* Those resources are used only during code translation */ + /* Next instruction pointer */ + target_ulong nip; + /* SPR translation callbacks */ + ppc_spr_t spr_cb[1024]; + /* opcode handlers */ + opc_handler_t *opcodes[0x40]; + + /* Those resources are used only in Qemu core */ + jmp_buf jmp_env; + int user_mode_only; /* user mode only simulation */ + struct TranslationBlock *current_tb; /* currently executing TB */ + uint32_t hflags; + + /* ice debug support */ + target_ulong breakpoints[MAX_BREAKPOINTS]; + int nb_breakpoints; + int singlestep_enabled; /* XXX: should use CPU single step mode instead */ /* Power management */ int power_mode; @@ -164,8 +571,9 @@ typedef struct CPUPPCState { /* user data */ void *opaque; -} CPUPPCState; +}; +/*****************************************************************************/ CPUPPCState *cpu_ppc_init(void); int cpu_ppc_exec(CPUPPCState *s); void cpu_ppc_close(CPUPPCState *s); @@ -181,12 +589,38 @@ void cpu_loop_exit(void); void dump_stack (CPUPPCState *env); -uint32_t _load_xer (CPUPPCState *env); -void _store_xer (CPUPPCState *env, uint32_t value); -uint32_t _load_msr (CPUPPCState *env); -void _store_msr (CPUPPCState *env, uint32_t value); +target_ulong do_load_ibatu (CPUPPCState *env, int nr); +target_ulong do_load_ibatl (CPUPPCState *env, int nr); +void do_store_ibatu (CPUPPCState *env, int nr, target_ulong value); +void do_store_ibatl (CPUPPCState *env, int nr, target_ulong value); +target_ulong do_load_dbatu (CPUPPCState *env, int nr); +target_ulong do_load_dbatl (CPUPPCState *env, int nr); +void do_store_dbatu (CPUPPCState *env, int nr, target_ulong value); +void do_store_dbatl (CPUPPCState *env, int nr, target_ulong value); + +target_ulong do_load_nip (CPUPPCState *env); +void do_store_nip (CPUPPCState *env, target_ulong value); +target_ulong do_load_sdr1 (CPUPPCState *env); +void do_store_sdr1 (CPUPPCState *env, target_ulong value); +target_ulong do_load_asr (CPUPPCState *env); +void do_store_asr (CPUPPCState *env, target_ulong value); +target_ulong do_load_sr (CPUPPCState *env, int srnum); +void do_store_sr (CPUPPCState *env, int srnum, target_ulong value); +uint32_t do_load_cr (CPUPPCState *env); +void do_store_cr (CPUPPCState *env, uint32_t value, uint32_t mask); +uint32_t do_load_xer (CPUPPCState *env); +void do_store_xer (CPUPPCState *env, uint32_t value); +target_ulong do_load_msr (CPUPPCState *env); +void do_store_msr (CPUPPCState *env, target_ulong value); +float64 do_load_fpscr (CPUPPCState *env); +void do_store_fpscr (CPUPPCState *env, float64 f, uint32_t mask); + +void do_compute_hflags (CPUPPCState *env); -int cpu_ppc_register (CPUPPCState *env, uint32_t pvr); +int ppc_find_by_name (const unsigned char *name, ppc_def_t **def); +int ppc_find_by_pvr (uint32_t apvr, ppc_def_t **def); +void ppc_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...)); +int cpu_ppc_register (CPUPPCState *env, ppc_def_t *def); /* Time-base and decrementer management */ #ifndef NO_CPU_IO_DEFS @@ -201,132 +635,276 @@ void cpu_ppc_store_decr (CPUPPCState *env, uint32_t value); #define TARGET_PAGE_BITS 12 #include "cpu-all.h" +/*****************************************************************************/ +/* Registers definitions */ #define ugpr(n) (env->gpr[n]) -#define fprd(n) (env->fpr[n]) -#define fprs(n) ((float)env->fpr[n]) -#define fpru(n) ((uint32_t)env->fpr[n]) -#define fpri(n) ((int32_t)env->fpr[n]) - -#define SPR_ENCODE(sprn) \ -(((sprn) >> 5) | (((sprn) & 0x1F) << 5)) -/* User mode SPR */ -#define spr(n) env->spr[n] #define XER_SO 31 #define XER_OV 30 #define XER_CA 29 +#define XER_CMP 8 #define XER_BC 0 -#define xer_so env->xer[3] -#define xer_ov env->xer[2] -#define xer_ca env->xer[1] +#define xer_so env->xer[4] +#define xer_ov env->xer[6] +#define xer_ca env->xer[2] +#define xer_cmp env->xer[1] #define xer_bc env->xer[0] -#define MQ SPR_ENCODE(0) -#define XER SPR_ENCODE(1) -#define RTCUR SPR_ENCODE(4) -#define RTCLR SPR_ENCODE(5) -#define LR SPR_ENCODE(8) -#define CTR SPR_ENCODE(9) -/* VEA mode SPR */ -#define V_TBL SPR_ENCODE(268) -#define V_TBU SPR_ENCODE(269) -/* supervisor mode SPR */ -#define DSISR SPR_ENCODE(18) -#define DAR SPR_ENCODE(19) -#define RTCUW SPR_ENCODE(20) -#define RTCLW SPR_ENCODE(21) -#define DECR SPR_ENCODE(22) -#define SDR1 SPR_ENCODE(25) -#define SRR0 SPR_ENCODE(26) -#define SRR1 SPR_ENCODE(27) -#define SPRG0 SPR_ENCODE(272) -#define SPRG1 SPR_ENCODE(273) -#define SPRG2 SPR_ENCODE(274) -#define SPRG3 SPR_ENCODE(275) -#define SPRG4 SPR_ENCODE(276) -#define SPRG5 SPR_ENCODE(277) -#define SPRG6 SPR_ENCODE(278) -#define SPRG7 SPR_ENCODE(279) -#define ASR SPR_ENCODE(280) -#define EAR SPR_ENCODE(282) -#define O_TBL SPR_ENCODE(284) -#define O_TBU SPR_ENCODE(285) -#define PVR SPR_ENCODE(287) -#define IBAT0U SPR_ENCODE(528) -#define IBAT0L SPR_ENCODE(529) -#define IBAT1U SPR_ENCODE(530) -#define IBAT1L SPR_ENCODE(531) -#define IBAT2U SPR_ENCODE(532) -#define IBAT2L SPR_ENCODE(533) -#define IBAT3U SPR_ENCODE(534) -#define IBAT3L SPR_ENCODE(535) -#define DBAT0U SPR_ENCODE(536) -#define DBAT0L SPR_ENCODE(537) -#define DBAT1U SPR_ENCODE(538) -#define DBAT1L SPR_ENCODE(539) -#define DBAT2U SPR_ENCODE(540) -#define DBAT2L SPR_ENCODE(541) -#define DBAT3U SPR_ENCODE(542) -#define DBAT3L SPR_ENCODE(543) -#define IBAT4U SPR_ENCODE(560) -#define IBAT4L SPR_ENCODE(561) -#define IBAT5U SPR_ENCODE(562) -#define IBAT5L SPR_ENCODE(563) -#define IBAT6U SPR_ENCODE(564) -#define IBAT6L SPR_ENCODE(565) -#define IBAT7U SPR_ENCODE(566) -#define IBAT7L SPR_ENCODE(567) -#define DBAT4U SPR_ENCODE(568) -#define DBAT4L SPR_ENCODE(569) -#define DBAT5U SPR_ENCODE(570) -#define DBAT5L SPR_ENCODE(571) -#define DBAT6U SPR_ENCODE(572) -#define DBAT6L SPR_ENCODE(573) -#define DBAT7U SPR_ENCODE(574) -#define DBAT7L SPR_ENCODE(575) -#define UMMCR0 SPR_ENCODE(936) -#define UPMC1 SPR_ENCODE(937) -#define UPMC2 SPR_ENCODE(938) -#define USIA SPR_ENCODE(939) -#define UMMCR1 SPR_ENCODE(940) -#define UPMC3 SPR_ENCODE(941) -#define UPMC4 SPR_ENCODE(942) -#define MMCR0 SPR_ENCODE(952) -#define PMC1 SPR_ENCODE(953) -#define PMC2 SPR_ENCODE(954) -#define SIA SPR_ENCODE(955) -#define MMCR1 SPR_ENCODE(956) -#define PMC3 SPR_ENCODE(957) -#define PMC4 SPR_ENCODE(958) -#define SDA SPR_ENCODE(959) -#define DMISS SPR_ENCODE(976) -#define DCMP SPR_ENCODE(977) -#define DHASH1 SPR_ENCODE(978) -#define DHASH2 SPR_ENCODE(979) -#define IMISS SPR_ENCODE(980) -#define ICMP SPR_ENCODE(981) -#define RPA SPR_ENCODE(982) -#define TCR SPR_ENCODE(984) -#define IBR SPR_ENCODE(986) -#define ESASRR SPR_ENCODE(987) -#define SEBR SPR_ENCODE(990) -#define SER SPR_ENCODE(991) -#define HID0 SPR_ENCODE(1008) -#define HID1 SPR_ENCODE(1009) -#define IABR SPR_ENCODE(1010) -#define HID2 SPR_ENCODE(1011) -#define DABR SPR_ENCODE(1013) -#define L2PM SPR_ENCODE(1016) -#define L2CR SPR_ENCODE(1017) -#define ICTC SPR_ENCODE(1019) -#define THRM1 SPR_ENCODE(1020) -#define THRM2 SPR_ENCODE(1021) -#define THRM3 SPR_ENCODE(1022) -#define SP SPR_ENCODE(1021) -#define SPR_LP SPR_ENCODE(1022) -#define DABR_MASK 0xFFFFFFF8 -#define FPECR SPR_ENCODE(1022) -#define PIR SPR_ENCODE(1023) +/* SPR definitions */ +#define SPR_MQ (0x000) +#define SPR_XER (0x001) +#define SPR_601_VRTCU (0x004) +#define SPR_601_VRTCL (0x005) +#define SPR_601_UDECR (0x006) +#define SPR_LR (0x008) +#define SPR_CTR (0x009) +#define SPR_DSISR (0x012) +#define SPR_DAR (0x013) +#define SPR_601_RTCU (0x014) +#define SPR_601_RTCL (0x015) +#define SPR_DECR (0x016) +#define SPR_SDR1 (0x019) +#define SPR_SRR0 (0x01A) +#define SPR_SRR1 (0x01B) +#define SPR_440_PID (0x030) +#define SPR_440_DECAR (0x036) +#define SPR_CSRR0 (0x03A) +#define SPR_CSRR1 (0x03B) +#define SPR_440_DEAR (0x03D) +#define SPR_440_ESR (0x03E) +#define SPR_440_IVPR (0x03F) +#define SPR_8xx_EIE (0x050) +#define SPR_8xx_EID (0x051) +#define SPR_8xx_NRE (0x052) +#define SPR_58x_CMPA (0x090) +#define SPR_58x_CMPB (0x091) +#define SPR_58x_CMPC (0x092) +#define SPR_58x_CMPD (0x093) +#define SPR_58x_ICR (0x094) +#define SPR_58x_DER (0x094) +#define SPR_58x_COUNTA (0x096) +#define SPR_58x_COUNTB (0x097) +#define SPR_58x_CMPE (0x098) +#define SPR_58x_CMPF (0x099) +#define SPR_58x_CMPG (0x09A) +#define SPR_58x_CMPH (0x09B) +#define SPR_58x_LCTRL1 (0x09C) +#define SPR_58x_LCTRL2 (0x09D) +#define SPR_58x_ICTRL (0x09E) +#define SPR_58x_BAR (0x09F) +#define SPR_VRSAVE (0x100) +#define SPR_USPRG0 (0x100) +#define SPR_USPRG4 (0x104) +#define SPR_USPRG5 (0x105) +#define SPR_USPRG6 (0x106) +#define SPR_USPRG7 (0x107) +#define SPR_VTBL (0x10C) +#define SPR_VTBU (0x10D) +#define SPR_SPRG0 (0x110) +#define SPR_SPRG1 (0x111) +#define SPR_SPRG2 (0x112) +#define SPR_SPRG3 (0x113) +#define SPR_SPRG4 (0x114) +#define SPR_SCOMC (0x114) +#define SPR_SPRG5 (0x115) +#define SPR_SCOMD (0x115) +#define SPR_SPRG6 (0x116) +#define SPR_SPRG7 (0x117) +#define SPR_ASR (0x118) +#define SPR_EAR (0x11A) +#define SPR_TBL (0x11C) +#define SPR_TBU (0x11D) +#define SPR_SVR (0x11E) +#define SPR_440_PIR (0x11E) +#define SPR_PVR (0x11F) +#define SPR_HSPRG0 (0x130) +#define SPR_440_DBSR (0x130) +#define SPR_HSPRG1 (0x131) +#define SPR_440_DBCR0 (0x134) +#define SPR_IBCR (0x135) +#define SPR_440_DBCR1 (0x135) +#define SPR_DBCR (0x136) +#define SPR_HDEC (0x136) +#define SPR_440_DBCR2 (0x136) +#define SPR_HIOR (0x137) +#define SPR_MBAR (0x137) +#define SPR_RMOR (0x138) +#define SPR_440_IAC1 (0x138) +#define SPR_HRMOR (0x139) +#define SPR_440_IAC2 (0x139) +#define SPR_HSSR0 (0x13A) +#define SPR_440_IAC3 (0x13A) +#define SPR_HSSR1 (0x13B) +#define SPR_440_IAC4 (0x13B) +#define SPR_LPCR (0x13C) +#define SPR_440_DAC1 (0x13C) +#define SPR_LPIDR (0x13D) +#define SPR_DABR2 (0x13D) +#define SPR_440_DAC2 (0x13D) +#define SPR_440_DVC1 (0x13E) +#define SPR_440_DVC2 (0x13F) +#define SPR_440_TSR (0x150) +#define SPR_440_TCR (0x154) +#define SPR_440_IVOR0 (0x190) +#define SPR_440_IVOR1 (0x191) +#define SPR_440_IVOR2 (0x192) +#define SPR_440_IVOR3 (0x193) +#define SPR_440_IVOR4 (0x194) +#define SPR_440_IVOR5 (0x195) +#define SPR_440_IVOR6 (0x196) +#define SPR_440_IVOR7 (0x197) +#define SPR_440_IVOR8 (0x198) +#define SPR_440_IVOR9 (0x199) +#define SPR_440_IVOR10 (0x19A) +#define SPR_440_IVOR11 (0x19B) +#define SPR_440_IVOR12 (0x19C) +#define SPR_440_IVOR13 (0x19D) +#define SPR_440_IVOR14 (0x19E) +#define SPR_440_IVOR15 (0x19F) +#define SPR_IBAT0U (0x210) +#define SPR_IBAT0L (0x211) +#define SPR_IBAT1U (0x212) +#define SPR_IBAT1L (0x213) +#define SPR_IBAT2U (0x214) +#define SPR_IBAT2L (0x215) +#define SPR_IBAT3U (0x216) +#define SPR_IBAT3L (0x217) +#define SPR_DBAT0U (0x218) +#define SPR_DBAT0L (0x219) +#define SPR_DBAT1U (0x21A) +#define SPR_DBAT1L (0x21B) +#define SPR_DBAT2U (0x21C) +#define SPR_DBAT2L (0x21D) +#define SPR_DBAT3U (0x21E) +#define SPR_DBAT3L (0x21F) +#define SPR_IBAT4U (0x230) +#define SPR_IBAT4L (0x231) +#define SPR_IBAT5U (0x232) +#define SPR_IBAT5L (0x233) +#define SPR_IBAT6U (0x234) +#define SPR_IBAT6L (0x235) +#define SPR_IBAT7U (0x236) +#define SPR_IBAT7L (0x237) +#define SPR_DBAT4U (0x238) +#define SPR_DBAT4L (0x239) +#define SPR_DBAT5U (0x23A) +#define SPR_DBAT5L (0x23B) +#define SPR_DBAT6U (0x23C) +#define SPR_DBAT6L (0x23D) +#define SPR_DBAT7U (0x23E) +#define SPR_DBAT7L (0x23F) +#define SPR_440_INV0 (0x370) +#define SPR_440_INV1 (0x371) +#define SPR_440_INV2 (0x372) +#define SPR_440_INV3 (0x373) +#define SPR_440_IVT0 (0x374) +#define SPR_440_IVT1 (0x375) +#define SPR_440_IVT2 (0x376) +#define SPR_440_IVT3 (0x377) +#define SPR_440_DNV0 (0x390) +#define SPR_440_DNV1 (0x391) +#define SPR_440_DNV2 (0x392) +#define SPR_440_DNV3 (0x393) +#define SPR_440_DVT0 (0x394) +#define SPR_440_DVT1 (0x395) +#define SPR_440_DVT2 (0x396) +#define SPR_440_DVT3 (0x397) +#define SPR_440_DVLIM (0x398) +#define SPR_440_IVLIM (0x399) +#define SPR_440_RSTCFG (0x39B) +#define SPR_440_DCBTRL (0x39C) +#define SPR_440_DCBTRH (0x39D) +#define SPR_440_ICBTRL (0x39E) +#define SPR_440_ICBTRH (0x39F) +#define SPR_UMMCR0 (0x3A8) +#define SPR_UPMC1 (0x3A9) +#define SPR_UPMC2 (0x3AA) +#define SPR_USIA (0x3AB) +#define SPR_UMMCR1 (0x3AC) +#define SPR_UPMC3 (0x3AD) +#define SPR_UPMC4 (0x3AE) +#define SPR_USDA (0x3AF) +#define SPR_40x_ZPR (0x3B0) +#define SPR_40x_PID (0x3B1) +#define SPR_440_MMUCR (0x3B2) +#define SPR_4xx_CCR0 (0x3B3) +#define SPR_405_IAC3 (0x3B4) +#define SPR_405_IAC4 (0x3B5) +#define SPR_405_DVC1 (0x3B6) +#define SPR_405_DVC2 (0x3B7) +#define SPR_MMCR0 (0x3B8) +#define SPR_PMC1 (0x3B9) +#define SPR_40x_SGR (0x3B9) +#define SPR_PMC2 (0x3BA) +#define SPR_40x_DCWR (0x3BA) +#define SPR_SIA (0x3BB) +#define SPR_405_SLER (0x3BB) +#define SPR_MMCR1 (0x3BC) +#define SPR_405_SU0R (0x3BC) +#define SPR_PMC3 (0x3BD) +#define SPR_405_DBCR1 (0x3BD) +#define SPR_PMC4 (0x3BE) +#define SPR_SDA (0x3BF) +#define SPR_403_VTBL (0x3CC) +#define SPR_403_VTBU (0x3CD) +#define SPR_DMISS (0x3D0) +#define SPR_DCMP (0x3D1) +#define SPR_DHASH1 (0x3D2) +#define SPR_DHASH2 (0x3D3) +#define SPR_4xx_ICDBDR (0x3D3) +#define SPR_IMISS (0x3D4) +#define SPR_40x_ESR (0x3D4) +#define SPR_ICMP (0x3D5) +#define SPR_40x_DEAR (0x3D5) +#define SPR_RPA (0x3D6) +#define SPR_40x_EVPR (0x3D6) +#define SPR_403_CDBCR (0x3D7) +#define SPR_TCR (0x3D8) +#define SPR_40x_TSR (0x3D8) +#define SPR_IBR (0x3DA) +#define SPR_40x_TCR (0x3DA) +#define SPR_ESASR (0x3DB) +#define SPR_40x_PIT (0x3DB) +#define SPR_403_TBL (0x3DC) +#define SPR_403_TBU (0x3DD) +#define SPR_SEBR (0x3DE) +#define SPR_40x_SRR2 (0x3DE) +#define SPR_SER (0x3DF) +#define SPR_40x_SRR3 (0x3DF) +#define SPR_HID0 (0x3F0) +#define SPR_40x_DBSR (0x3F0) +#define SPR_HID1 (0x3F1) +#define SPR_IABR (0x3F2) +#define SPR_40x_DBCR0 (0x3F2) +#define SPR_601_HID2 (0x3F2) +#define SPR_HID2 (0x3F3) +#define SPR_440_DBDR (0x3F3) +#define SPR_40x_IAC1 (0x3F4) +#define SPR_DABR (0x3F5) +#define DABR_MASK (~(target_ulong)0x7) +#define SPR_40x_IAC2 (0x3F5) +#define SPR_601_HID5 (0x3F5) +#define SPR_40x_DAC1 (0x3F6) +#define SPR_40x_DAC2 (0x3F7) +#define SPR_L2PM (0x3F8) +#define SPR_750_HID2 (0x3F8) +#define SPR_L2CR (0x3F9) +#define SPR_IABR2 (0x3FA) +#define SPR_40x_DCCR (0x3FA) +#define SPR_ICTC (0x3FB) +#define SPR_40x_ICCR (0x3FB) +#define SPR_THRM1 (0x3FC) +#define SPR_403_PBL1 (0x3FC) +#define SPR_SP (0x3FD) +#define SPR_THRM2 (0x3FD) +#define SPR_403_PBU1 (0x3FD) +#define SPR_LT (0x3FE) +#define SPR_THRM3 (0x3FE) +#define SPR_FPECR (0x3FE) +#define SPR_403_PBL2 (0x3FE) +#define SPR_PIR (0x3FF) +#define SPR_403_PBU2 (0x3FF) +#define SPR_601_HID15 (0x3FF) /* Memory access type : * may be needed for precise access rights control and precise exceptions. @@ -348,7 +926,7 @@ enum { /* Exceptions */ enum { EXCP_NONE = -1, - /* PPC hardware exceptions : exception vector / 0x100 */ + /* PowerPC hardware exceptions : exception vector / 0x100 */ EXCP_RESET = 0x01, /* System reset */ EXCP_MACHINE_CHECK = 0x02, /* Machine check exception */ EXCP_DSI = 0x03, /* Impossible memory access */ diff --git a/target-ppc/exec.h b/target-ppc/exec.h index ad21c56..e559d5c 100644 --- a/target-ppc/exec.h +++ b/target-ppc/exec.h @@ -1,7 +1,7 @@ /* - * PPC emulation definitions for qemu. + * PowerPC emulation definitions for qemu. * - * Copyright (c) 2003 Jocelyn Mayer + * Copyright (c) 2003-2005 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -119,15 +119,6 @@ static inline uint32_t rotl (uint32_t i, int n) void do_raise_exception_err (uint32_t exception, int error_code); void do_raise_exception (uint32_t exception); -void do_load_cr (void); -void do_store_cr (uint32_t mask); -void do_load_xer (void); -void do_store_xer (void); -void do_load_msr (void); -void do_store_msr (void); -void do_load_fpscr (void); -void do_store_fpscr (uint32_t mask); - void do_sraw(void); void do_fctiw (void); @@ -143,20 +134,9 @@ void do_fcmpo (void); void do_check_reservation (void); void do_icbi (void); -void do_store_sr (uint32_t srnum); -void do_store_ibat (int ul, int nr); -void do_store_dbat (int ul, int nr); void do_tlbia (void); void do_tlbie (void); -void dump_state (void); -void dump_rfi (void); -void dump_store_sr (int srnum); -void dump_store_ibat (int ul, int nr); -void dump_store_dbat (int ul, int nr); -void dump_store_tb (int ul); -void dump_update_tb(uint32_t param); - static inline void env_to_regs(void) { } diff --git a/target-ppc/helper.c b/target-ppc/helper.c index 52aad95..6ddc0f4 100644 --- a/target-ppc/helper.c +++ b/target-ppc/helper.c @@ -1,7 +1,7 @@ /* - * PPC emulation helpers for qemu. + * PowerPC emulation helpers for qemu. * - * Copyright (c) 2003 Jocelyn Mayer + * Copyright (c) 2003-2005 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -26,7 +26,7 @@ //#define ACCURATE_TLB_FLUSH /*****************************************************************************/ -/* PPC MMU emulation */ +/* PowerPC MMU emulation */ /* Perform BAT hit & translation */ static int get_bat (CPUState *env, uint32_t *real, int *prot, @@ -580,7 +580,7 @@ int cpu_ppc_handle_mmu_fault (CPUState *env, uint32_t address, int rw, if (rw) error_code |= EXCP_DSI_STORE; /* Store fault address */ - env->spr[DAR] = address; + env->spr[SPR_DAR] = address; } #if 0 printf("%s: set exception to %d %02x\n", @@ -593,25 +593,239 @@ int cpu_ppc_handle_mmu_fault (CPUState *env, uint32_t address, int rw, return ret; } -uint32_t _load_xer (CPUState *env) +/*****************************************************************************/ +/* BATs management */ +#if !defined(FLUSH_ALL_TLBS) +static inline void do_invalidate_BAT (CPUPPCState *env, + target_ulong BATu, target_ulong mask) +{ + target_ulong base, end, page; + base = BATu & ~0x0001FFFF; + end = base + mask + 0x00020000; +#if defined (DEBUG_BATS) + if (loglevel != 0) + fprintf(logfile, "Flush BAT from %08x to %08x (%08x)\n", base, end, mask); +#endif + for (page = base; page != end; page += TARGET_PAGE_SIZE) + tlb_flush_page(env, page); +#if defined (DEBUG_BATS) + if (loglevel != 0) + fprintf(logfile, "Flush done\n"); +#endif +} +#endif + +static inline void dump_store_bat (CPUPPCState *env, char ID, int ul, int nr, + target_ulong value) +{ +#if defined (DEBUG_BATS) + if (loglevel != 0) { + fprintf(logfile, "Set %cBAT%d%c to 0x%08lx (0x%08lx)\n", + ID, nr, ul == 0 ? 'u' : 'l', (unsigned long)value, + (unsigned long)env->nip); + } +#endif +} + +target_ulong do_load_ibatu (CPUPPCState *env, int nr) +{ + return env->IBAT[0][nr]; +} + +target_ulong do_load_ibatl (CPUPPCState *env, int nr) +{ + return env->IBAT[1][nr]; +} + +void do_store_ibatu (CPUPPCState *env, int nr, target_ulong value) +{ + target_ulong mask; + + dump_store_bat(env, 'I', 0, nr, value); + if (env->IBAT[0][nr] != value) { + mask = (value << 15) & 0x0FFE0000UL; +#if !defined(FLUSH_ALL_TLBS) + do_invalidate_BAT(env, env->IBAT[0][nr], mask); +#endif + /* When storing valid upper BAT, mask BEPI and BRPN + * and invalidate all TLBs covered by this BAT + */ + mask = (value << 15) & 0x0FFE0000UL; + env->IBAT[0][nr] = (value & 0x00001FFFUL) | + (value & ~0x0001FFFFUL & ~mask); + env->IBAT[1][nr] = (env->IBAT[1][nr] & 0x0000007B) | + (env->IBAT[1][nr] & ~0x0001FFFF & ~mask); +#if !defined(FLUSH_ALL_TLBS) + do_invalidate_BAT(env, env->IBAT[0][nr], mask); +#endif +#if defined(FLUSH_ALL_TLBS) + tlb_flush(env, 1); +#endif + } +} + +void do_store_ibatl (CPUPPCState *env, int nr, target_ulong value) +{ + dump_store_bat(env, 'I', 1, nr, value); + env->IBAT[1][nr] = value; +} + +target_ulong do_load_dbatu (CPUPPCState *env, int nr) +{ + return env->DBAT[0][nr]; +} + +target_ulong do_load_dbatl (CPUPPCState *env, int nr) +{ + return env->DBAT[1][nr]; +} + +void do_store_dbatu (CPUPPCState *env, int nr, target_ulong value) +{ + target_ulong mask; + + dump_store_bat(env, 'D', 0, nr, value); + if (env->DBAT[0][nr] != value) { + /* When storing valid upper BAT, mask BEPI and BRPN + * and invalidate all TLBs covered by this BAT + */ + mask = (value << 15) & 0x0FFE0000UL; +#if !defined(FLUSH_ALL_TLBS) + do_invalidate_BAT(env, env->DBAT[0][nr], mask); +#endif + mask = (value << 15) & 0x0FFE0000UL; + env->DBAT[0][nr] = (value & 0x00001FFFUL) | + (value & ~0x0001FFFFUL & ~mask); + env->DBAT[1][nr] = (env->DBAT[1][nr] & 0x0000007B) | + (env->DBAT[1][nr] & ~0x0001FFFF & ~mask); +#if !defined(FLUSH_ALL_TLBS) + do_invalidate_BAT(env, env->DBAT[0][nr], mask); +#else + tlb_flush(env, 1); +#endif + } +} + +void do_store_dbatl (CPUPPCState *env, int nr, target_ulong value) +{ + dump_store_bat(env, 'D', 1, nr, value); + env->DBAT[1][nr] = value; +} + +static inline void invalidate_all_tlbs (CPUPPCState *env) +{ + /* XXX: this needs to be completed for sotware driven TLB support */ + tlb_flush(env, 1); +} + +/*****************************************************************************/ +/* Special registers manipulation */ +target_ulong do_load_nip (CPUPPCState *env) +{ + return env->nip; +} + +void do_store_nip (CPUPPCState *env, target_ulong value) +{ + env->nip = value; +} + +target_ulong do_load_sdr1 (CPUPPCState *env) +{ + return env->sdr1; +} + +void do_store_sdr1 (CPUPPCState *env, target_ulong value) +{ +#if defined (DEBUG_MMU) + if (loglevel != 0) { + fprintf(logfile, "%s: 0x%08lx\n", __func__, (unsigned long)value); + } +#endif + if (env->sdr1 != value) { + env->sdr1 = value; + invalidate_all_tlbs(env); + } +} + +target_ulong do_load_sr (CPUPPCState *env, int srnum) +{ + return env->sr[srnum]; +} + +void do_store_sr (CPUPPCState *env, int srnum, target_ulong value) +{ +#if defined (DEBUG_MMU) + if (loglevel != 0) { + fprintf(logfile, "%s: reg=%d 0x%08lx %08lx\n", + __func__, srnum, (unsigned long)value, env->sr[srnum]); + } +#endif + if (env->sr[srnum] != value) { + env->sr[srnum] = value; +#if !defined(FLUSH_ALL_TLBS) && 0 + { + target_ulong page, end; + /* Invalidate 256 MB of virtual memory */ + page = (16 << 20) * srnum; + end = page + (16 << 20); + for (; page != end; page += TARGET_PAGE_SIZE) + tlb_flush_page(env, page); + } +#else + invalidate_all_tlbs(env); +#endif + } +} + +uint32_t do_load_cr (CPUPPCState *env) +{ + return (env->crf[0] << 28) | + (env->crf[1] << 24) | + (env->crf[2] << 20) | + (env->crf[3] << 16) | + (env->crf[4] << 12) | + (env->crf[5] << 8) | + (env->crf[6] << 4) | + (env->crf[7] << 0); +} + +void do_store_cr (CPUPPCState *env, uint32_t value, uint32_t mask) +{ + int i, sh; + + for (i = 0, sh = 7; i < 8; i++, sh --) { + if (mask & (1 << sh)) + env->crf[i] = (value >> (sh * 4)) & 0xFUL; + } +} + +uint32_t do_load_xer (CPUPPCState *env) { return (xer_so << XER_SO) | (xer_ov << XER_OV) | (xer_ca << XER_CA) | - (xer_bc << XER_BC); + (xer_bc << XER_BC) | + (xer_cmp << XER_CMP); } -void _store_xer (CPUState *env, uint32_t value) +void do_store_xer (CPUPPCState *env, uint32_t value) { xer_so = (value >> XER_SO) & 0x01; xer_ov = (value >> XER_OV) & 0x01; xer_ca = (value >> XER_CA) & 0x01; - xer_bc = (value >> XER_BC) & 0x3f; + xer_cmp = (value >> XER_CMP) & 0xFF; + xer_bc = (value >> XER_BC) & 0x3F; } -uint32_t _load_msr (CPUState *env) +target_ulong do_load_msr (CPUPPCState *env) { - return (msr_pow << MSR_POW) | + return (msr_vr << MSR_VR) | + (msr_ap << MSR_AP) | + (msr_sa << MSR_SA) | + (msr_key << MSR_KEY) | + (msr_pow << MSR_POW) | + (msr_tlb << MSR_TLB) | (msr_ile << MSR_ILE) | (msr_ee << MSR_EE) | (msr_pr << MSR_PR) | @@ -621,41 +835,141 @@ uint32_t _load_msr (CPUState *env) (msr_se << MSR_SE) | (msr_be << MSR_BE) | (msr_fe1 << MSR_FE1) | + (msr_al << MSR_AL) | (msr_ip << MSR_IP) | (msr_ir << MSR_IR) | (msr_dr << MSR_DR) | + (msr_pe << MSR_PE) | + (msr_px << MSR_PX) | (msr_ri << MSR_RI) | (msr_le << MSR_LE); } -void _store_msr (CPUState *env, uint32_t value) +void do_compute_hflags (CPUPPCState *env) { -#ifdef ACCURATE_TLB_FLUSH - if (((value >> MSR_IR) & 0x01) != msr_ir || - ((value >> MSR_DR) & 0x01) != msr_dr) + /* Compute current hflags */ + env->hflags = (msr_pr << MSR_PR) | (msr_le << MSR_LE) | + (msr_fp << MSR_FP) | (msr_fe0 << MSR_FE0) | (msr_fe1 << MSR_FE1) | + (msr_vr << MSR_VR) | (msr_ap << MSR_AP) | (msr_sa << MSR_SA) | + (msr_se << MSR_SE) | (msr_be << MSR_BE); +} + +void do_store_msr (CPUPPCState *env, target_ulong value) { - /* Flush all tlb when changing translation mode or privilege level */ + value &= env->msr_mask; + if (((value >> MSR_IR) & 1) != msr_ir || + ((value >> MSR_DR) & 1) != msr_dr) { + /* Flush all tlb when changing translation mode + * When using software driven TLB, we may also need to reload + * all defined TLBs + */ tlb_flush(env, 1); + env->interrupt_request |= CPU_INTERRUPT_EXITTB; } +#if 0 + if (loglevel != 0) { + fprintf(logfile, "%s: T0 %08lx\n", __func__, value); + } +#endif + msr_vr = (value >> MSR_VR) & 1; + msr_ap = (value >> MSR_AP) & 1; + msr_sa = (value >> MSR_SA) & 1; + msr_key = (value >> MSR_KEY) & 1; + msr_pow = (value >> MSR_POW) & 1; + msr_tlb = (value >> MSR_TLB) & 1; + msr_ile = (value >> MSR_ILE) & 1; + msr_ee = (value >> MSR_EE) & 1; + msr_pr = (value >> MSR_PR) & 1; + msr_fp = (value >> MSR_FP) & 1; + msr_me = (value >> MSR_ME) & 1; + msr_fe0 = (value >> MSR_FE0) & 1; + msr_se = (value >> MSR_SE) & 1; + msr_be = (value >> MSR_BE) & 1; + msr_fe1 = (value >> MSR_FE1) & 1; + msr_al = (value >> MSR_AL) & 1; + msr_ip = (value >> MSR_IP) & 1; + msr_ir = (value >> MSR_IR) & 1; + msr_dr = (value >> MSR_DR) & 1; + msr_pe = (value >> MSR_PE) & 1; + msr_px = (value >> MSR_PX) & 1; + msr_ri = (value >> MSR_RI) & 1; + msr_le = (value >> MSR_LE) & 1; + do_compute_hflags(env); +} + +float64 do_load_fpscr (CPUPPCState *env) +{ + /* The 32 MSB of the target fpr are undefined. + * They'll be zero... + */ + union { + float64 d; + struct { + uint32_t u[2]; + } s; + } u; + int i; + +#ifdef WORDS_BIGENDIAN +#define WORD0 0 +#define WORD1 1 +#else +#define WORD0 1 +#define WORD1 0 #endif - msr_pow = (value >> MSR_POW) & 0x03; - msr_ile = (value >> MSR_ILE) & 0x01; - msr_ee = (value >> MSR_EE) & 0x01; - msr_pr = (value >> MSR_PR) & 0x01; - msr_fp = (value >> MSR_FP) & 0x01; - msr_me = (value >> MSR_ME) & 0x01; - msr_fe0 = (value >> MSR_FE0) & 0x01; - msr_se = (value >> MSR_SE) & 0x01; - msr_be = (value >> MSR_BE) & 0x01; - msr_fe1 = (value >> MSR_FE1) & 0x01; - msr_ip = (value >> MSR_IP) & 0x01; - msr_ir = (value >> MSR_IR) & 0x01; - msr_dr = (value >> MSR_DR) & 0x01; - msr_ri = (value >> MSR_RI) & 0x01; - msr_le = (value >> MSR_LE) & 0x01; - /* XXX: should enter PM state if msr_pow has been set */ + u.s.u[WORD0] = 0; + u.s.u[WORD1] = 0; + for (i = 0; i < 8; i++) + u.s.u[WORD1] |= env->fpscr[i] << (4 * i); + return u.d; } +void do_store_fpscr (CPUPPCState *env, float64 f, uint32_t mask) +{ + /* + * We use only the 32 LSB of the incoming fpr + */ + union { + double d; + struct { + uint32_t u[2]; + } s; + } u; + int i, rnd_type; + + u.d = f; + if (mask & 0x80) + env->fpscr[0] = (env->fpscr[0] & 0x9) | ((u.s.u[WORD1] >> 28) & ~0x9); + for (i = 1; i < 7; i++) { + if (mask & (1 << (7 - i))) + env->fpscr[i] = (u.s.u[WORD1] >> (4 * (7 - i))) & 0xF; + } + /* TODO: update FEX & VX */ + /* Set rounding mode */ + switch (env->fpscr[0] & 0x3) { + case 0: + /* Best approximation (round to nearest) */ + rnd_type = float_round_nearest_even; + break; + case 1: + /* Smaller magnitude (round toward zero) */ + rnd_type = float_round_to_zero; + break; + case 2: + /* Round toward +infinite */ + rnd_type = float_round_up; + break; + default: + case 3: + /* Round toward -infinite */ + rnd_type = float_round_down; + break; + } + set_float_rounding_mode(rnd_type, &env->fp_status); +} + +/*****************************************************************************/ +/* Exception processing */ #if defined (CONFIG_USER_ONLY) void do_interrupt (CPUState *env) { @@ -675,7 +989,7 @@ void do_interrupt (CPUState *env) int excp; excp = env->exception_index; - msr = _load_msr(env); + msr = do_load_msr(env); #if defined (DEBUG_EXCEPTIONS) if ((excp == EXCP_PROGRAM || excp == EXCP_DSI) && msr_pr == 1) { @@ -715,29 +1029,29 @@ void do_interrupt (CPUState *env) * when the fault has been detected */ msr &= ~0xFFFF0000; - env->spr[DSISR] = 0; + env->spr[SPR_DSISR] = 0; if ((env->error_code & 0x0f) == EXCP_DSI_TRANSLATE) - env->spr[DSISR] |= 0x40000000; + env->spr[SPR_DSISR] |= 0x40000000; else if ((env->error_code & 0x0f) == EXCP_DSI_PROT) - env->spr[DSISR] |= 0x08000000; + env->spr[SPR_DSISR] |= 0x08000000; else if ((env->error_code & 0x0f) == EXCP_DSI_NOTSUP) { - env->spr[DSISR] |= 0x80000000; + env->spr[SPR_DSISR] |= 0x80000000; if (env->error_code & EXCP_DSI_DIRECT) - env->spr[DSISR] |= 0x04000000; + env->spr[SPR_DSISR] |= 0x04000000; } if (env->error_code & EXCP_DSI_STORE) - env->spr[DSISR] |= 0x02000000; + env->spr[SPR_DSISR] |= 0x02000000; if ((env->error_code & 0xF) == EXCP_DSI_DABR) - env->spr[DSISR] |= 0x00400000; + env->spr[SPR_DSISR] |= 0x00400000; if (env->error_code & EXCP_DSI_ECXW) - env->spr[DSISR] |= 0x00100000; + env->spr[SPR_DSISR] |= 0x00100000; #if defined (DEBUG_EXCEPTIONS) if (loglevel) { fprintf(logfile, "DSI exception: DSISR=0x%08x, DAR=0x%08x\n", - env->spr[DSISR], env->spr[DAR]); + env->spr[SPR_DSISR], env->spr[SPR_DAR]); } else { printf("DSI exception: DSISR=0x%08x, DAR=0x%08x nip=0x%08x\n", - env->spr[DSISR], env->spr[DAR], env->nip); + env->spr[SPR_DSISR], env->spr[SPR_DAR], env->nip); } #endif goto store_next; @@ -777,7 +1091,7 @@ void do_interrupt (CPUState *env) case EXCP_ALIGN: /* Store exception cause */ /* Get rS/rD and rA from faulting opcode */ - env->spr[DSISR] |= + env->spr[SPR_DSISR] |= (ldl_code((env->nip - 4)) & 0x03FF0000) >> 16; /* data location address has been stored * when the fault has been detected @@ -858,14 +1172,14 @@ void do_interrupt (CPUState *env) return; store_current: /* SRR0 is set to current instruction */ - env->spr[SRR0] = (uint32_t)env->nip - 4; + env->spr[SPR_SRR0] = (uint32_t)env->nip - 4; break; store_next: /* SRR0 is set to next instruction */ - env->spr[SRR0] = (uint32_t)env->nip; + env->spr[SPR_SRR0] = (uint32_t)env->nip; break; } - env->spr[SRR1] = msr; + env->spr[SPR_SRR1] = msr; /* reload MSR with correct bits */ msr_pow = 0; msr_ee = 0; @@ -879,6 +1193,7 @@ void do_interrupt (CPUState *env) msr_dr = 0; msr_ri = 0; msr_le = msr_ile; + do_compute_hflags(env); /* Jump to handler */ env->nip = excp << 8; env->exception_index = EXCP_NONE; diff --git a/target-ppc/op.c b/target-ppc/op.c index 8c8021e..38ed13a 100644 --- a/target-ppc/op.c +++ b/target-ppc/op.c @@ -1,7 +1,7 @@ /* - * PPC emulation micro-operations for qemu. + * PowerPC emulation micro-operations for qemu. * - * Copyright (c) 2003 Jocelyn Mayer + * Copyright (c) 2003-2005 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -130,7 +130,7 @@ #define REG 31 #include "op_template.h" -/* PPC state maintenance operations */ +/* PowerPC state maintenance operations */ /* set_Rc0 */ PPC_OP(set_Rc0) { @@ -223,7 +223,7 @@ PPC_OP(load_srin) PPC_OP(store_srin) { - do_store_sr(T1 >> 28); + do_store_sr(env, ((uint32_t)T1 >> 28), T0); RETURN(); } @@ -235,7 +235,7 @@ PPC_OP(load_sdr1) PPC_OP(store_sdr1) { - regs->sdr1 = T0; + do_store_sdr1(env, T0); RETURN(); } @@ -247,13 +247,13 @@ PPC_OP(exit_tb) /* Load/store special registers */ PPC_OP(load_cr) { - do_load_cr(); + T0 = do_load_cr(env); RETURN(); } PPC_OP(store_cr) { - do_store_cr(PARAM(1)); + do_store_cr(env, T0, PARAM(1)); RETURN(); } @@ -279,25 +279,25 @@ PPC_OP(load_xer_bc) PPC_OP(load_xer) { - do_load_xer(); + T0 = do_load_xer(env); RETURN(); } PPC_OP(store_xer) { - do_store_xer(); + do_store_xer(env, T0); RETURN(); } PPC_OP(load_msr) { - do_load_msr(); + T0 = do_load_msr(env); RETURN(); } PPC_OP(store_msr) { - do_store_msr(); + do_store_msr(env, T0); RETURN(); } @@ -378,9 +378,20 @@ PPC_OP(load_ibat) T0 = regs->IBAT[PARAM(1)][PARAM(2)]; } -PPC_OP(store_ibat) +void op_store_ibatu (void) { - do_store_ibat(PARAM(1), PARAM(2)); + do_store_ibatu(env, PARAM1, T0); + RETURN(); +} + +void op_store_ibatl (void) +{ +#if 1 + env->IBAT[1][PARAM1] = T0; +#else + do_store_ibatl(env, PARAM1, T0); +#endif + RETURN(); } PPC_OP(load_dbat) @@ -388,21 +399,32 @@ PPC_OP(load_dbat) T0 = regs->DBAT[PARAM(1)][PARAM(2)]; } -PPC_OP(store_dbat) +void op_store_dbatu (void) +{ + do_store_dbatu(env, PARAM1, T0); + RETURN(); +} + +void op_store_dbatl (void) { - do_store_dbat(PARAM(1), PARAM(2)); +#if 1 + env->DBAT[1][PARAM1] = T0; +#else + do_store_dbatl(env, PARAM1, T0); +#endif + RETURN(); } /* FPSCR */ PPC_OP(load_fpscr) { - do_load_fpscr(); + FT0 = do_load_fpscr(env); RETURN(); } PPC_OP(store_fpscr) { - do_store_fpscr(PARAM(1)); + do_store_fpscr(env, FT0, PARAM1); RETURN(); } @@ -1362,17 +1384,13 @@ PPC_OP(check_reservation) /* Return from interrupt */ PPC_OP(rfi) { - regs->nip = regs->spr[SRR0] & ~0x00000003; + regs->nip = regs->spr[SPR_SRR0] & ~0x00000003; #if 1 // TRY - T0 = regs->spr[SRR1] & ~0xFFF00000; + T0 = regs->spr[SPR_SRR1] & ~0xFFF00000; #else - T0 = regs->spr[SRR1] & ~0xFFFF0000; -#endif - do_store_msr(); -#if defined (DEBUG_OP) - dump_rfi(); + T0 = regs->spr[SPR_SRR1] & ~0xFFFF0000; #endif - // do_tlbia(); + do_store_msr(env, T0); do_raise_exception(EXCP_RFI); RETURN(); } @@ -1420,3 +1438,9 @@ PPC_OP(tlbie) do_tlbie(); RETURN(); } + +void op_store_pir (void) +{ + env->spr[SPR_PIR] = T0 & 0x0000000FUL; + RETURN(); +} diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 3f5fb0b..670e278 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -1,7 +1,7 @@ /* - * PPC emulation helpers for qemu. + * PowerPC emulation helpers for qemu. * - * Copyright (c) 2003 Jocelyn Mayer + * Copyright (c) 2003-2005 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -67,91 +67,6 @@ void do_raise_exception (uint32_t exception) /*****************************************************************************/ /* Helpers for "fat" micro operations */ -/* Special registers load and store */ -void do_load_cr (void) -{ - T0 = (env->crf[0] << 28) | - (env->crf[1] << 24) | - (env->crf[2] << 20) | - (env->crf[3] << 16) | - (env->crf[4] << 12) | - (env->crf[5] << 8) | - (env->crf[6] << 4) | - (env->crf[7] << 0); -} - -void do_store_cr (uint32_t mask) -{ - int i, sh; - - for (i = 0, sh = 7; i < 8; i++, sh --) { - if (mask & (1 << sh)) - env->crf[i] = (T0 >> (sh * 4)) & 0xF; - } -} - -void do_load_xer (void) -{ - T0 = (xer_so << XER_SO) | - (xer_ov << XER_OV) | - (xer_ca << XER_CA) | - (xer_bc << XER_BC); -} - -void do_store_xer (void) -{ - xer_so = (T0 >> XER_SO) & 0x01; - xer_ov = (T0 >> XER_OV) & 0x01; - xer_ca = (T0 >> XER_CA) & 0x01; - xer_bc = (T0 >> XER_BC) & 0x3f; -} - -void do_load_msr (void) -{ - T0 = (msr_pow << MSR_POW) | - (msr_ile << MSR_ILE) | - (msr_ee << MSR_EE) | - (msr_pr << MSR_PR) | - (msr_fp << MSR_FP) | - (msr_me << MSR_ME) | - (msr_fe0 << MSR_FE0) | - (msr_se << MSR_SE) | - (msr_be << MSR_BE) | - (msr_fe1 << MSR_FE1) | - (msr_ip << MSR_IP) | - (msr_ir << MSR_IR) | - (msr_dr << MSR_DR) | - (msr_ri << MSR_RI) | - (msr_le << MSR_LE); -} - -void do_store_msr (void) -{ -#if 1 // TRY - if (((T0 >> MSR_IR) & 0x01) != msr_ir || - ((T0 >> MSR_DR) & 0x01) != msr_dr || - ((T0 >> MSR_PR) & 0x01) != msr_pr) - { - do_tlbia(); - } -#endif - msr_pow = (T0 >> MSR_POW) & 0x03; - msr_ile = (T0 >> MSR_ILE) & 0x01; - msr_ee = (T0 >> MSR_EE) & 0x01; - msr_pr = (T0 >> MSR_PR) & 0x01; - msr_fp = (T0 >> MSR_FP) & 0x01; - msr_me = (T0 >> MSR_ME) & 0x01; - msr_fe0 = (T0 >> MSR_FE0) & 0x01; - msr_se = (T0 >> MSR_SE) & 0x01; - msr_be = (T0 >> MSR_BE) & 0x01; - msr_fe1 = (T0 >> MSR_FE1) & 0x01; - msr_ip = (T0 >> MSR_IP) & 0x01; - msr_ir = (T0 >> MSR_IR) & 0x01; - msr_dr = (T0 >> MSR_DR) & 0x01; - msr_ri = (T0 >> MSR_RI) & 0x01; - msr_le = (T0 >> MSR_LE) & 0x01; -} - /* shift right arithmetic helper */ void do_sraw (void) { @@ -175,77 +90,6 @@ void do_sraw (void) } /* Floating point operations helpers */ -void do_load_fpscr (void) -{ - /* The 32 MSB of the target fpr are undefined. - * They'll be zero... - */ - union { - double d; - struct { - uint32_t u[2]; - } s; - } u; - int i; - -#ifdef WORDS_BIGENDIAN -#define WORD0 0 -#define WORD1 1 -#else -#define WORD0 1 -#define WORD1 0 -#endif - u.s.u[WORD0] = 0; - u.s.u[WORD1] = 0; - for (i = 0; i < 8; i++) - u.s.u[WORD1] |= env->fpscr[i] << (4 * i); - FT0 = u.d; -} - -void do_store_fpscr (uint32_t mask) -{ - /* - * We use only the 32 LSB of the incoming fpr - */ - union { - double d; - struct { - uint32_t u[2]; - } s; - } u; - int i, rnd_type; - - u.d = FT0; - if (mask & 0x80) - env->fpscr[0] = (env->fpscr[0] & 0x9) | ((u.s.u[WORD1] >> 28) & ~0x9); - for (i = 1; i < 7; i++) { - if (mask & (1 << (7 - i))) - env->fpscr[i] = (u.s.u[WORD1] >> (4 * (7 - i))) & 0xF; - } - /* TODO: update FEX & VX */ - /* Set rounding mode */ - switch (env->fpscr[0] & 0x3) { - case 0: - /* Best approximation (round to nearest) */ - rnd_type = float_round_nearest_even; - break; - case 1: - /* Smaller magnitude (round toward zero) */ - rnd_type = float_round_to_zero; - break; - case 2: - /* Round toward +infinite */ - rnd_type = float_round_up; - break; - default: - case 3: - /* Round toward -infinite */ - rnd_type = float_round_down; - break; - } - set_float_rounding_mode(rnd_type, &env->fp_status); -} - void do_fctiw (void) { union { @@ -254,7 +98,7 @@ void do_fctiw (void) } p; /* XXX: higher bits are not supposed to be significant. - * to make tests easier, return the same as a real PPC 750 (aka G3) + * to make tests easier, return the same as a real PowerPC 750 (aka G3) */ p.i = float64_to_int32(FT0, &env->fp_status); p.i |= 0xFFF80000ULL << 32; @@ -269,7 +113,7 @@ void do_fctiwz (void) } p; /* XXX: higher bits are not supposed to be significant. - * to make tests easier, return the same as a real PPC 750 (aka G3) + * to make tests easier, return the same as a real PowerPC 750 (aka G3) */ p.i = float64_to_int32_round_to_zero(FT0, &env->fp_status); p.i |= 0xFFF80000ULL << 32; @@ -455,116 +299,3 @@ void do_tlbie (void) tlb_flush_page(env, T0); } -void do_store_sr (uint32_t srnum) -{ -#if defined (DEBUG_OP) - dump_store_sr(srnum); -#endif -#if 0 // TRY - { - uint32_t base, page; - - base = srnum << 28; - for (page = base; page != base + 0x100000000; page += 0x1000) - tlb_flush_page(env, page); - } -#else - tlb_flush(env, 1); -#endif - env->sr[srnum] = T0; -} - -/* For BATs, we may not invalidate any TLBs if the change is only on - * protection bits for user mode. - */ -void do_store_ibat (int ul, int nr) -{ -#if defined (DEBUG_OP) - dump_store_ibat(ul, nr); -#endif -#if 0 // TRY - { - uint32_t base, length, page; - - base = env->IBAT[0][nr]; - length = (((base >> 2) & 0x000007FF) + 1) << 17; - base &= 0xFFFC0000; - for (page = base; page != base + length; page += 0x1000) - tlb_flush_page(env, page); - } -#else - tlb_flush(env, 1); -#endif - env->IBAT[ul][nr] = T0; -} - -void do_store_dbat (int ul, int nr) -{ -#if defined (DEBUG_OP) - dump_store_dbat(ul, nr); -#endif -#if 0 // TRY - { - uint32_t base, length, page; - base = env->DBAT[0][nr]; - length = (((base >> 2) & 0x000007FF) + 1) << 17; - base &= 0xFFFC0000; - for (page = base; page != base + length; page += 0x1000) - tlb_flush_page(env, page); - } -#else - tlb_flush(env, 1); -#endif - env->DBAT[ul][nr] = T0; -} - -/*****************************************************************************/ -/* Special helpers for debug */ -void dump_state (void) -{ - // cpu_dump_state(env, stdout, fprintf, 0); -} - -void dump_rfi (void) -{ -#if 0 - printf("Return from interrupt => 0x%08x\n", env->nip); - // cpu_dump_state(env, stdout, fprintf, 0); -#endif -} - -void dump_store_sr (int srnum) -{ -#if 0 - printf("%s: reg=%d 0x%08x\n", __func__, srnum, T0); -#endif -} - -static void _dump_store_bat (char ID, int ul, int nr) -{ - printf("Set %cBAT%d%c to 0x%08x (0x%08x)\n", - ID, nr, ul == 0 ? 'u' : 'l', T0, env->nip); -} - -void dump_store_ibat (int ul, int nr) -{ - _dump_store_bat('I', ul, nr); -} - -void dump_store_dbat (int ul, int nr) -{ - _dump_store_bat('D', ul, nr); -} - -void dump_store_tb (int ul) -{ - printf("Set TB%c to 0x%08x\n", ul == 0 ? 'L' : 'U', T0); -} - -void dump_update_tb(uint32_t param) -{ -#if 0 - printf("Update TB: 0x%08x + %d => 0x%08x\n", T1, param, T0); -#endif -} - diff --git a/target-ppc/op_template.h b/target-ppc/op_template.h index 338b7aa..1be640d 100644 --- a/target-ppc/op_template.h +++ b/target-ppc/op_template.h @@ -1,7 +1,7 @@ /* - * PPC emulation micro-operations for qemu. + * PowerPC emulation micro-operations for qemu. * - * Copyright (c) 2003 Jocelyn Mayer + * Copyright (c) 2003-2005 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -175,7 +175,7 @@ void OPPROTO glue(op_load_sr, REG)(void) void OPPROTO glue(op_store_sr, REG)(void) { - do_store_sr(REG); + do_store_sr(env, REG, T0); RETURN(); } #endif diff --git a/target-ppc/translate.c b/target-ppc/translate.c index b2006df..52a28de 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -1,7 +1,7 @@ /* - * PPC emulation for qemu: main translation routines. + * PowerPC emulation for qemu: main translation routines. * - * Copyright (c) 2003 Jocelyn Mayer + * Copyright (c) 2003-2005 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -141,16 +141,17 @@ typedef struct DisasContext { int supervisor; #endif int fpu_enabled; + ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */ } DisasContext; -typedef struct opc_handler_t { +struct opc_handler_t { /* invalid bits */ uint32_t inval; /* instruction type */ uint32_t type; /* handler */ void (*handler)(DisasContext *ctx); -} opc_handler_t; +}; #define RET_EXCP(ctx, excp, error) \ do { \ @@ -173,6 +174,11 @@ RET_EXCP((ctx), EXCP_PROGRAM, EXCP_INVAL | EXCP_PRIV_REG) #define RET_MTMSR(ctx) \ RET_EXCP((ctx), EXCP_MTMSR, 0) +static inline void RET_STOP (DisasContext *ctx) +{ + RET_EXCP(ctx, EXCP_MTMSR, 0); +} + #define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ static void gen_##name (DisasContext *ctx); \ GEN_OPCODE(name, opc1, opc2, opc3, inval, type); \ @@ -186,6 +192,7 @@ typedef struct opcode_t { unsigned char pad[1]; #endif opc_handler_t handler; + const unsigned char *oname; } opcode_t; /*** Instruction decoding ***/ @@ -226,7 +233,13 @@ EXTRACT_HELPER(crbD, 21, 5); EXTRACT_HELPER(crbA, 16, 5); EXTRACT_HELPER(crbB, 11, 5); /* SPR / TBL */ -EXTRACT_HELPER(SPR, 11, 10); +EXTRACT_HELPER(_SPR, 11, 10); +static inline uint32_t SPR (uint32_t opcode) +{ + uint32_t sprn = _SPR(opcode); + + return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); +} /*** Get constants ***/ EXTRACT_HELPER(IMM, 12, 8); /* 16 bits signed immediate value */ @@ -282,12 +295,17 @@ static inline uint32_t MASK (uint32_t start, uint32_t end) return ret; } +#if HOST_LONG_BITS == 64 +#define OPC_ALIGN 8 +#else +#define OPC_ALIGN 4 +#endif #if defined(__APPLE__) #define OPCODES_SECTION \ - __attribute__ ((section("__TEXT,__opcodes"), unused, aligned (8) )) + __attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) )) #else #define OPCODES_SECTION \ - __attribute__ ((section(".opcodes"), unused, aligned (8) )) + __attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) )) #endif #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \ @@ -301,6 +319,7 @@ OPCODES_SECTION opcode_t opc_##name = { \ .type = _typ, \ .handler = &gen_##name, \ }, \ + .oname = stringify(name), \ } #define GEN_OPCODE_MARK(name) \ @@ -314,6 +333,7 @@ OPCODES_SECTION opcode_t opc_##name = { \ .type = 0x00, \ .handler = NULL, \ }, \ + .oname = stringify(name), \ } /* Start opcode list */ @@ -1344,7 +1364,7 @@ static GenOpFunc1 *gen_op_stsw[] = { #endif /* lswi */ -/* PPC32 specification says we must generate an exception if +/* PowerPC32 specification says we must generate an exception if * rA is in the range of registers to be loaded. * In an other hand, IBM says this is valid, but rA won't be loaded. * For now, I'll follow the spec... @@ -1965,169 +1985,54 @@ GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC) #endif } +#if 0 +#define SPR_NOACCESS ((void *)(-1)) +#else +static void spr_noaccess (void *opaque, int sprn) +{ + sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); + printf("ERROR: try to access SPR %d !\n", sprn); +} +#define SPR_NOACCESS (&spr_noaccess) +#endif + /* mfspr */ -GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC) +static inline void gen_op_mfspr (DisasContext *ctx) { + void (*read_cb)(void *opaque, int sprn); uint32_t sprn = SPR(ctx->opcode); -#if defined(CONFIG_USER_ONLY) - switch (check_spr_access(sprn, 0, 0)) -#else - switch (check_spr_access(sprn, 0, ctx->supervisor)) +#if !defined(CONFIG_USER_ONLY) + if (ctx->supervisor) + read_cb = ctx->spr_cb[sprn].oea_read; + else #endif - { - case -1: - RET_EXCP(ctx, EXCP_PROGRAM, EXCP_INVAL | EXCP_INVAL_SPR); - return; - case 0: + read_cb = ctx->spr_cb[sprn].uea_read; + if (read_cb != NULL) { + if (read_cb != SPR_NOACCESS) { + (*read_cb)(ctx, sprn); + gen_op_store_T0_gpr(rD(ctx->opcode)); + } else { + /* Privilege exception */ + printf("Trying to read priviledged spr %d %03x\n", sprn, sprn); RET_PRIVREG(ctx); - return; - default: - break; } - switch (sprn) { - case XER: - gen_op_load_xer(); - break; - case LR: - gen_op_load_lr(); - break; - case CTR: - gen_op_load_ctr(); - break; - case IBAT0U: - gen_op_load_ibat(0, 0); - break; - case IBAT1U: - gen_op_load_ibat(0, 1); - break; - case IBAT2U: - gen_op_load_ibat(0, 2); - break; - case IBAT3U: - gen_op_load_ibat(0, 3); - break; - case IBAT4U: - gen_op_load_ibat(0, 4); - break; - case IBAT5U: - gen_op_load_ibat(0, 5); - break; - case IBAT6U: - gen_op_load_ibat(0, 6); - break; - case IBAT7U: - gen_op_load_ibat(0, 7); - break; - case IBAT0L: - gen_op_load_ibat(1, 0); - break; - case IBAT1L: - gen_op_load_ibat(1, 1); - break; - case IBAT2L: - gen_op_load_ibat(1, 2); - break; - case IBAT3L: - gen_op_load_ibat(1, 3); - break; - case IBAT4L: - gen_op_load_ibat(1, 4); - break; - case IBAT5L: - gen_op_load_ibat(1, 5); - break; - case IBAT6L: - gen_op_load_ibat(1, 6); - break; - case IBAT7L: - gen_op_load_ibat(1, 7); - break; - case DBAT0U: - gen_op_load_dbat(0, 0); - break; - case DBAT1U: - gen_op_load_dbat(0, 1); - break; - case DBAT2U: - gen_op_load_dbat(0, 2); - break; - case DBAT3U: - gen_op_load_dbat(0, 3); - break; - case DBAT4U: - gen_op_load_dbat(0, 4); - break; - case DBAT5U: - gen_op_load_dbat(0, 5); - break; - case DBAT6U: - gen_op_load_dbat(0, 6); - break; - case DBAT7U: - gen_op_load_dbat(0, 7); - break; - case DBAT0L: - gen_op_load_dbat(1, 0); - break; - case DBAT1L: - gen_op_load_dbat(1, 1); - break; - case DBAT2L: - gen_op_load_dbat(1, 2); - break; - case DBAT3L: - gen_op_load_dbat(1, 3); - break; - case DBAT4L: - gen_op_load_dbat(1, 4); - break; - case DBAT5L: - gen_op_load_dbat(1, 5); - break; - case DBAT6L: - gen_op_load_dbat(1, 6); - break; - case DBAT7L: - gen_op_load_dbat(1, 7); - break; - case SDR1: - gen_op_load_sdr1(); - break; - case V_TBL: - gen_op_load_tbl(); - break; - case V_TBU: - gen_op_load_tbu(); - break; - case DECR: - gen_op_load_decr(); - break; - default: - gen_op_load_spr(sprn); - break; + } else { + /* Not defined */ + printf("Trying to read invalid spr %d %03x\n", sprn, sprn); + RET_EXCP(ctx, EXCP_PROGRAM, EXCP_INVAL | EXCP_INVAL_SPR); } - gen_op_store_T0_gpr(rD(ctx->opcode)); } -/* mftb */ -GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MISC) +GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC) { - uint32_t sprn = SPR(ctx->opcode); - - /* We need to update the time base before reading it */ - switch (sprn) { - case V_TBL: - gen_op_load_tbl(); - break; - case V_TBU: - gen_op_load_tbu(); - break; - default: - RET_INVAL(ctx); - return; + gen_op_mfspr(ctx); } - gen_op_store_T0_gpr(rD(ctx->opcode)); + +/* mftb */ +GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_TB) +{ + gen_op_mfspr(ctx); } /* mtcrf */ @@ -2158,184 +2063,28 @@ GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC) /* mtspr */ GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC) { + void (*write_cb)(void *opaque, int sprn); uint32_t sprn = SPR(ctx->opcode); -#if 0 - if (loglevel > 0) { - fprintf(logfile, "MTSPR %d src=%d (%d)\n", SPR_ENCODE(sprn), - rS(ctx->opcode), sprn); - } -#endif -#if defined(CONFIG_USER_ONLY) - switch (check_spr_access(sprn, 1, 0)) -#else - switch (check_spr_access(sprn, 1, ctx->supervisor)) +#if !defined(CONFIG_USER_ONLY) + if (ctx->supervisor) + write_cb = ctx->spr_cb[sprn].oea_write; + else #endif - { - case -1: - RET_EXCP(ctx, EXCP_PROGRAM, EXCP_INVAL | EXCP_INVAL_SPR); - break; - case 0: + write_cb = ctx->spr_cb[sprn].uea_write; + if (write_cb != NULL) { + if (write_cb != SPR_NOACCESS) { + gen_op_load_gpr_T0(rS(ctx->opcode)); + (*write_cb)(ctx, sprn); + } else { + /* Privilege exception */ + printf("Trying to write priviledged spr %d %03x\n", sprn, sprn); RET_PRIVREG(ctx); - break; - default: - break; } - gen_op_load_gpr_T0(rS(ctx->opcode)); - switch (sprn) { - case XER: - gen_op_store_xer(); - break; - case LR: - gen_op_store_lr(); - break; - case CTR: - gen_op_store_ctr(); - break; - case IBAT0U: - gen_op_store_ibat(0, 0); - RET_MTMSR(ctx); - break; - case IBAT1U: - gen_op_store_ibat(0, 1); - RET_MTMSR(ctx); - break; - case IBAT2U: - gen_op_store_ibat(0, 2); - RET_MTMSR(ctx); - break; - case IBAT3U: - gen_op_store_ibat(0, 3); - RET_MTMSR(ctx); - break; - case IBAT4U: - gen_op_store_ibat(0, 4); - RET_MTMSR(ctx); - break; - case IBAT5U: - gen_op_store_ibat(0, 5); - RET_MTMSR(ctx); - break; - case IBAT6U: - gen_op_store_ibat(0, 6); - RET_MTMSR(ctx); - break; - case IBAT7U: - gen_op_store_ibat(0, 7); - RET_MTMSR(ctx); - break; - case IBAT0L: - gen_op_store_ibat(1, 0); - RET_MTMSR(ctx); - break; - case IBAT1L: - gen_op_store_ibat(1, 1); - RET_MTMSR(ctx); - break; - case IBAT2L: - gen_op_store_ibat(1, 2); - RET_MTMSR(ctx); - break; - case IBAT3L: - gen_op_store_ibat(1, 3); - RET_MTMSR(ctx); - break; - case IBAT4L: - gen_op_store_ibat(1, 4); - RET_MTMSR(ctx); - break; - case IBAT5L: - gen_op_store_ibat(1, 5); - RET_MTMSR(ctx); - break; - case IBAT6L: - gen_op_store_ibat(1, 6); - RET_MTMSR(ctx); - break; - case IBAT7L: - gen_op_store_ibat(1, 7); - RET_MTMSR(ctx); - break; - case DBAT0U: - gen_op_store_dbat(0, 0); - RET_MTMSR(ctx); - break; - case DBAT1U: - gen_op_store_dbat(0, 1); - RET_MTMSR(ctx); - break; - case DBAT2U: - gen_op_store_dbat(0, 2); - RET_MTMSR(ctx); - break; - case DBAT3U: - gen_op_store_dbat(0, 3); - RET_MTMSR(ctx); - break; - case DBAT4U: - gen_op_store_dbat(0, 4); - RET_MTMSR(ctx); - break; - case DBAT5U: - gen_op_store_dbat(0, 5); - RET_MTMSR(ctx); - break; - case DBAT6U: - gen_op_store_dbat(0, 6); - RET_MTMSR(ctx); - break; - case DBAT7U: - gen_op_store_dbat(0, 7); - RET_MTMSR(ctx); - break; - case DBAT0L: - gen_op_store_dbat(1, 0); - RET_MTMSR(ctx); - break; - case DBAT1L: - gen_op_store_dbat(1, 1); - RET_MTMSR(ctx); - break; - case DBAT2L: - gen_op_store_dbat(1, 2); - RET_MTMSR(ctx); - break; - case DBAT3L: - gen_op_store_dbat(1, 3); - RET_MTMSR(ctx); - break; - case DBAT4L: - gen_op_store_dbat(1, 4); - RET_MTMSR(ctx); - break; - case DBAT5L: - gen_op_store_dbat(1, 5); - RET_MTMSR(ctx); - break; - case DBAT6L: - gen_op_store_dbat(1, 6); - RET_MTMSR(ctx); - break; - case DBAT7L: - gen_op_store_dbat(1, 7); - RET_MTMSR(ctx); - break; - case SDR1: - gen_op_store_sdr1(); - RET_MTMSR(ctx); - break; - case O_TBL: - gen_op_store_tbl(); - break; - case O_TBU: - gen_op_store_tbu(); - break; - case DECR: - gen_op_store_decr(); - break; - default: - gen_op_store_spr(sprn); - break; + } else { + /* Not defined */ + printf("Trying to write invalid spr %d %03x\n", sprn, sprn); + RET_EXCP(ctx, EXCP_PROGRAM, EXCP_INVAL | EXCP_INVAL_SPR); } } @@ -2514,7 +2263,7 @@ GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT) /*** Lookaside buffer management ***/ /* Optional & supervisor only: */ /* tlbia */ -GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_OPT) +GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA) { #if defined(CONFIG_USER_ONLY) RET_PRIVOPC(ctx); @@ -2624,510 +2373,41 @@ GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN) /* End opcode list */ GEN_OPCODE_MARK(end); -/*****************************************************************************/ -#include <stdlib.h> -#include <string.h> - -int fflush (FILE *stream); - -/* Main ppc opcodes table: - * at init, all opcodes are invalids - */ -static opc_handler_t *ppc_opcodes[0x40]; - -/* Opcode types */ -enum { - PPC_DIRECT = 0, /* Opcode routine */ - PPC_INDIRECT = 1, /* Indirect opcode table */ -}; - -static inline int is_indirect_opcode (void *handler) -{ - return ((unsigned long)handler & 0x03) == PPC_INDIRECT; -} - -static inline opc_handler_t **ind_table(void *handler) -{ - return (opc_handler_t **)((unsigned long)handler & ~3); -} - -/* Instruction table creation */ -/* Opcodes tables creation */ -static void fill_new_table (opc_handler_t **table, int len) -{ - int i; - - for (i = 0; i < len; i++) - table[i] = &invalid_handler; -} - -static int create_new_table (opc_handler_t **table, unsigned char idx) -{ - opc_handler_t **tmp; - - tmp = malloc(0x20 * sizeof(opc_handler_t)); - if (tmp == NULL) - return -1; - fill_new_table(tmp, 0x20); - table[idx] = (opc_handler_t *)((unsigned long)tmp | PPC_INDIRECT); - - return 0; -} - -static int insert_in_table (opc_handler_t **table, unsigned char idx, - opc_handler_t *handler) -{ - if (table[idx] != &invalid_handler) - return -1; - table[idx] = handler; - - return 0; -} - -static int register_direct_insn (opc_handler_t **ppc_opcodes, - unsigned char idx, opc_handler_t *handler) -{ - if (insert_in_table(ppc_opcodes, idx, handler) < 0) { - printf("*** ERROR: opcode %02x already assigned in main " - "opcode table\n", idx); - return -1; - } - - return 0; -} - -static int register_ind_in_table (opc_handler_t **table, - unsigned char idx1, unsigned char idx2, - opc_handler_t *handler) -{ - if (table[idx1] == &invalid_handler) { - if (create_new_table(table, idx1) < 0) { - printf("*** ERROR: unable to create indirect table " - "idx=%02x\n", idx1); - return -1; - } - } else { - if (!is_indirect_opcode(table[idx1])) { - printf("*** ERROR: idx %02x already assigned to a direct " - "opcode\n", idx1); - return -1; - } - } - if (handler != NULL && - insert_in_table(ind_table(table[idx1]), idx2, handler) < 0) { - printf("*** ERROR: opcode %02x already assigned in " - "opcode table %02x\n", idx2, idx1); - return -1; - } - - return 0; -} - -static int register_ind_insn (opc_handler_t **ppc_opcodes, - unsigned char idx1, unsigned char idx2, - opc_handler_t *handler) -{ - int ret; - - ret = register_ind_in_table(ppc_opcodes, idx1, idx2, handler); - - return ret; -} - -static int register_dblind_insn (opc_handler_t **ppc_opcodes, - unsigned char idx1, unsigned char idx2, - unsigned char idx3, opc_handler_t *handler) -{ - if (register_ind_in_table(ppc_opcodes, idx1, idx2, NULL) < 0) { - printf("*** ERROR: unable to join indirect table idx " - "[%02x-%02x]\n", idx1, idx2); - return -1; - } - if (register_ind_in_table(ind_table(ppc_opcodes[idx1]), idx2, idx3, - handler) < 0) { - printf("*** ERROR: unable to insert opcode " - "[%02x-%02x-%02x]\n", idx1, idx2, idx3); - return -1; - } - - return 0; -} - -static int register_insn (opc_handler_t **ppc_opcodes, opcode_t *insn) -{ - if (insn->opc2 != 0xFF) { - if (insn->opc3 != 0xFF) { - if (register_dblind_insn(ppc_opcodes, insn->opc1, insn->opc2, - insn->opc3, &insn->handler) < 0) - return -1; - } else { - if (register_ind_insn(ppc_opcodes, insn->opc1, - insn->opc2, &insn->handler) < 0) - return -1; - } - } else { - if (register_direct_insn(ppc_opcodes, insn->opc1, &insn->handler) < 0) - return -1; - } - - return 0; -} - -static int test_opcode_table (opc_handler_t **table, int len) -{ - int i, count, tmp; - - for (i = 0, count = 0; i < len; i++) { - /* Consistency fixup */ - if (table[i] == NULL) - table[i] = &invalid_handler; - if (table[i] != &invalid_handler) { - if (is_indirect_opcode(table[i])) { - tmp = test_opcode_table(ind_table(table[i]), 0x20); - if (tmp == 0) { - free(table[i]); - table[i] = &invalid_handler; - } else { - count++; - } - } else { - count++; - } - } - } - - return count; -} - -static void fix_opcode_tables (opc_handler_t **ppc_opcodes) -{ - if (test_opcode_table(ppc_opcodes, 0x40) == 0) - printf("*** WARNING: no opcode defined !\n"); -} - -#define SPR_RIGHTS(rw, priv) (1 << ((2 * (priv)) + (rw))) -#define SPR_UR SPR_RIGHTS(0, 0) -#define SPR_UW SPR_RIGHTS(1, 0) -#define SPR_SR SPR_RIGHTS(0, 1) -#define SPR_SW SPR_RIGHTS(1, 1) - -#define spr_set_rights(spr, rights) \ -do { \ - spr_access[(spr) >> 1] |= ((rights) << (4 * ((spr) & 1))); \ -} while (0) - -static void init_spr_rights (uint32_t pvr) -{ - /* XER (SPR 1) */ - spr_set_rights(XER, SPR_UR | SPR_UW | SPR_SR | SPR_SW); - /* LR (SPR 8) */ - spr_set_rights(LR, SPR_UR | SPR_UW | SPR_SR | SPR_SW); - /* CTR (SPR 9) */ - spr_set_rights(CTR, SPR_UR | SPR_UW | SPR_SR | SPR_SW); - /* TBL (SPR 268) */ - spr_set_rights(V_TBL, SPR_UR | SPR_SR); - /* TBU (SPR 269) */ - spr_set_rights(V_TBU, SPR_UR | SPR_SR); - /* DSISR (SPR 18) */ - spr_set_rights(DSISR, SPR_SR | SPR_SW); - /* DAR (SPR 19) */ - spr_set_rights(DAR, SPR_SR | SPR_SW); - /* DEC (SPR 22) */ - spr_set_rights(DECR, SPR_SR | SPR_SW); - /* SDR1 (SPR 25) */ - spr_set_rights(SDR1, SPR_SR | SPR_SW); - /* SRR0 (SPR 26) */ - spr_set_rights(SRR0, SPR_SR | SPR_SW); - /* SRR1 (SPR 27) */ - spr_set_rights(SRR1, SPR_SR | SPR_SW); - /* SPRG0 (SPR 272) */ - spr_set_rights(SPRG0, SPR_SR | SPR_SW); - /* SPRG1 (SPR 273) */ - spr_set_rights(SPRG1, SPR_SR | SPR_SW); - /* SPRG2 (SPR 274) */ - spr_set_rights(SPRG2, SPR_SR | SPR_SW); - /* SPRG3 (SPR 275) */ - spr_set_rights(SPRG3, SPR_SR | SPR_SW); - /* ASR (SPR 280) */ - spr_set_rights(ASR, SPR_SR | SPR_SW); - /* EAR (SPR 282) */ - spr_set_rights(EAR, SPR_SR | SPR_SW); - /* TBL (SPR 284) */ - spr_set_rights(O_TBL, SPR_SW); - /* TBU (SPR 285) */ - spr_set_rights(O_TBU, SPR_SW); - /* PVR (SPR 287) */ - spr_set_rights(PVR, SPR_SR); - /* IBAT0U (SPR 528) */ - spr_set_rights(IBAT0U, SPR_SR | SPR_SW); - /* IBAT0L (SPR 529) */ - spr_set_rights(IBAT0L, SPR_SR | SPR_SW); - /* IBAT1U (SPR 530) */ - spr_set_rights(IBAT1U, SPR_SR | SPR_SW); - /* IBAT1L (SPR 531) */ - spr_set_rights(IBAT1L, SPR_SR | SPR_SW); - /* IBAT2U (SPR 532) */ - spr_set_rights(IBAT2U, SPR_SR | SPR_SW); - /* IBAT2L (SPR 533) */ - spr_set_rights(IBAT2L, SPR_SR | SPR_SW); - /* IBAT3U (SPR 534) */ - spr_set_rights(IBAT3U, SPR_SR | SPR_SW); - /* IBAT3L (SPR 535) */ - spr_set_rights(IBAT3L, SPR_SR | SPR_SW); - /* DBAT0U (SPR 536) */ - spr_set_rights(DBAT0U, SPR_SR | SPR_SW); - /* DBAT0L (SPR 537) */ - spr_set_rights(DBAT0L, SPR_SR | SPR_SW); - /* DBAT1U (SPR 538) */ - spr_set_rights(DBAT1U, SPR_SR | SPR_SW); - /* DBAT1L (SPR 539) */ - spr_set_rights(DBAT1L, SPR_SR | SPR_SW); - /* DBAT2U (SPR 540) */ - spr_set_rights(DBAT2U, SPR_SR | SPR_SW); - /* DBAT2L (SPR 541) */ - spr_set_rights(DBAT2L, SPR_SR | SPR_SW); - /* DBAT3U (SPR 542) */ - spr_set_rights(DBAT3U, SPR_SR | SPR_SW); - /* DBAT3L (SPR 543) */ - spr_set_rights(DBAT3L, SPR_SR | SPR_SW); - /* FPECR (SPR 1022) */ - spr_set_rights(FPECR, SPR_SR | SPR_SW); - /* Special registers for PPC 604 */ - if ((pvr & 0xFFFF0000) == 0x00040000) { - /* IABR */ - spr_set_rights(IABR , SPR_SR | SPR_SW); - /* DABR (SPR 1013) */ - spr_set_rights(DABR, SPR_SR | SPR_SW); - /* HID0 */ - spr_set_rights(HID0, SPR_SR | SPR_SW); - /* PIR */ - spr_set_rights(PIR, SPR_SR | SPR_SW); - /* PMC1 */ - spr_set_rights(PMC1, SPR_SR | SPR_SW); - /* PMC2 */ - spr_set_rights(PMC2, SPR_SR | SPR_SW); - /* MMCR0 */ - spr_set_rights(MMCR0, SPR_SR | SPR_SW); - /* SIA */ - spr_set_rights(SIA, SPR_SR | SPR_SW); - /* SDA */ - spr_set_rights(SDA, SPR_SR | SPR_SW); - } - /* Special registers for MPC740/745/750/755 (aka G3) & IBM 750 */ - if ((pvr & 0xFFFF0000) == 0x00080000 || - (pvr & 0xFFFF0000) == 0x70000000) { - /* HID0 */ - spr_set_rights(HID0, SPR_SR | SPR_SW); - /* HID1 */ - spr_set_rights(HID1, SPR_SR | SPR_SW); - /* IABR */ - spr_set_rights(IABR, SPR_SR | SPR_SW); - /* ICTC */ - spr_set_rights(ICTC, SPR_SR | SPR_SW); - /* L2CR */ - spr_set_rights(L2CR, SPR_SR | SPR_SW); - /* MMCR0 */ - spr_set_rights(MMCR0, SPR_SR | SPR_SW); - /* MMCR1 */ - spr_set_rights(MMCR1, SPR_SR | SPR_SW); - /* PMC1 */ - spr_set_rights(PMC1, SPR_SR | SPR_SW); - /* PMC2 */ - spr_set_rights(PMC2, SPR_SR | SPR_SW); - /* PMC3 */ - spr_set_rights(PMC3, SPR_SR | SPR_SW); - /* PMC4 */ - spr_set_rights(PMC4, SPR_SR | SPR_SW); - /* SIA */ - spr_set_rights(SIA, SPR_SR | SPR_SW); - /* SDA */ - spr_set_rights(SDA, SPR_SR | SPR_SW); - /* THRM1 */ - spr_set_rights(THRM1, SPR_SR | SPR_SW); - /* THRM2 */ - spr_set_rights(THRM2, SPR_SR | SPR_SW); - /* THRM3 */ - spr_set_rights(THRM3, SPR_SR | SPR_SW); - /* UMMCR0 */ - spr_set_rights(UMMCR0, SPR_UR | SPR_UW); - /* UMMCR1 */ - spr_set_rights(UMMCR1, SPR_UR | SPR_UW); - /* UPMC1 */ - spr_set_rights(UPMC1, SPR_UR | SPR_UW); - /* UPMC2 */ - spr_set_rights(UPMC2, SPR_UR | SPR_UW); - /* UPMC3 */ - spr_set_rights(UPMC3, SPR_UR | SPR_UW); - /* UPMC4 */ - spr_set_rights(UPMC4, SPR_UR | SPR_UW); - /* USIA */ - spr_set_rights(USIA, SPR_UR | SPR_UW); - } - /* MPC755 has special registers */ - if (pvr == 0x00083100) { - /* SPRG4 */ - spr_set_rights(SPRG4, SPR_SR | SPR_SW); - /* SPRG5 */ - spr_set_rights(SPRG5, SPR_SR | SPR_SW); - /* SPRG6 */ - spr_set_rights(SPRG6, SPR_SR | SPR_SW); - /* SPRG7 */ - spr_set_rights(SPRG7, SPR_SR | SPR_SW); - /* IBAT4U */ - spr_set_rights(IBAT4U, SPR_SR | SPR_SW); - /* IBAT4L */ - spr_set_rights(IBAT4L, SPR_SR | SPR_SW); - /* IBAT5U */ - spr_set_rights(IBAT5U, SPR_SR | SPR_SW); - /* IBAT5L */ - spr_set_rights(IBAT5L, SPR_SR | SPR_SW); - /* IBAT6U */ - spr_set_rights(IBAT6U, SPR_SR | SPR_SW); - /* IBAT6L */ - spr_set_rights(IBAT6L, SPR_SR | SPR_SW); - /* IBAT7U */ - spr_set_rights(IBAT7U, SPR_SR | SPR_SW); - /* IBAT7L */ - spr_set_rights(IBAT7L, SPR_SR | SPR_SW); - /* DBAT4U */ - spr_set_rights(DBAT4U, SPR_SR | SPR_SW); - /* DBAT4L */ - spr_set_rights(DBAT4L, SPR_SR | SPR_SW); - /* DBAT5U */ - spr_set_rights(DBAT5U, SPR_SR | SPR_SW); - /* DBAT5L */ - spr_set_rights(DBAT5L, SPR_SR | SPR_SW); - /* DBAT6U */ - spr_set_rights(DBAT6U, SPR_SR | SPR_SW); - /* DBAT6L */ - spr_set_rights(DBAT6L, SPR_SR | SPR_SW); - /* DBAT7U */ - spr_set_rights(DBAT7U, SPR_SR | SPR_SW); - /* DBAT7L */ - spr_set_rights(DBAT7L, SPR_SR | SPR_SW); - /* DMISS */ - spr_set_rights(DMISS, SPR_SR | SPR_SW); - /* DCMP */ - spr_set_rights(DCMP, SPR_SR | SPR_SW); - /* DHASH1 */ - spr_set_rights(DHASH1, SPR_SR | SPR_SW); - /* DHASH2 */ - spr_set_rights(DHASH2, SPR_SR | SPR_SW); - /* IMISS */ - spr_set_rights(IMISS, SPR_SR | SPR_SW); - /* ICMP */ - spr_set_rights(ICMP, SPR_SR | SPR_SW); - /* RPA */ - spr_set_rights(RPA, SPR_SR | SPR_SW); - /* HID2 */ - spr_set_rights(HID2, SPR_SR | SPR_SW); - /* L2PM */ - spr_set_rights(L2PM, SPR_SR | SPR_SW); - } -} - -/*****************************************************************************/ -/* PPC "main stream" common instructions (no optional ones) */ - -typedef struct ppc_proc_t { - int flags; - void *specific; -} ppc_proc_t; - -typedef struct ppc_def_t { - unsigned long pvr; - unsigned long pvr_mask; - ppc_proc_t *proc; -} ppc_def_t; - -static ppc_proc_t ppc_proc_common = { - .flags = PPC_COMMON, - .specific = NULL, -}; - -static ppc_proc_t ppc_proc_G3 = { - .flags = PPC_750, - .specific = NULL, -}; - -static ppc_def_t ppc_defs[] = -{ - /* MPC740/745/750/755 (G3) */ - { - .pvr = 0x00080000, - .pvr_mask = 0xFFFF0000, - .proc = &ppc_proc_G3, - }, - /* IBM 750FX (G3 embedded) */ - { - .pvr = 0x70000000, - .pvr_mask = 0xFFFF0000, - .proc = &ppc_proc_G3, - }, - /* Fallback (generic PPC) */ - { - .pvr = 0x00000000, - .pvr_mask = 0x00000000, - .proc = &ppc_proc_common, - }, -}; - -static int create_ppc_proc (opc_handler_t **ppc_opcodes, unsigned long pvr) -{ - opcode_t *opc, *start, *end; - int i, flags; - - fill_new_table(ppc_opcodes, 0x40); - for (i = 0; ; i++) { - if ((ppc_defs[i].pvr & ppc_defs[i].pvr_mask) == - (pvr & ppc_defs[i].pvr_mask)) { - flags = ppc_defs[i].proc->flags; - break; - } - } - - if (&opc_start < &opc_end) { - start = &opc_start; - end = &opc_end; - } else { - start = &opc_end; - end = &opc_start; - } - for (opc = start + 1; opc != end; opc++) { - if ((opc->handler.type & flags) != 0) - if (register_insn(ppc_opcodes, opc) < 0) { - printf("*** ERROR initializing PPC instruction " - "0x%02x 0x%02x 0x%02x\n", opc->opc1, opc->opc2, - opc->opc3); - return -1; - } - } - fix_opcode_tables(ppc_opcodes); - - return 0; -} - +#include "translate_init.c" /*****************************************************************************/ -/* Misc PPC helpers */ - +/* Misc PowerPC helpers */ void cpu_dump_state(CPUState *env, FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...), int flags) { +#if defined(TARGET_PPC64) || 1 +#define FILL "" +#define REGX "%016llx" +#define RGPL 4 +#define RFPL 4 +#else +#define FILL " " +#define REGX "%08llx" +#define RGPL 8 +#define RFPL 4 +#endif + int i; - cpu_fprintf(f, "nip=0x%08x LR=0x%08x CTR=0x%08x XER=0x%08x " - "MSR=0x%08x\n", env->nip, env->lr, env->ctr, - _load_xer(env), _load_msr(env)); + cpu_fprintf(f, "NIP " REGX " LR " REGX " CTR " REGX "\n", + env->nip, env->lr, env->ctr); + cpu_fprintf(f, "MSR " REGX FILL " XER %08x TB %08x %08x DECR %08x\n", + do_load_msr(env), do_load_xer(env), cpu_ppc_load_tbu(env), + cpu_ppc_load_tbl(env), cpu_ppc_load_decr(env)); for (i = 0; i < 32; i++) { - if ((i & 7) == 0) - cpu_fprintf(f, "GPR%02d:", i); - cpu_fprintf(f, " %08x", env->gpr[i]); - if ((i & 7) == 7) + if ((i & (RGPL - 1)) == 0) + cpu_fprintf(f, "GPR%02d", i); + cpu_fprintf(f, " " REGX, env->gpr[i]); + if ((i & (RGPL - 1)) == (RGPL - 1)) cpu_fprintf(f, "\n"); } - cpu_fprintf(f, "CR: 0x"); + cpu_fprintf(f, "CR "); for (i = 0; i < 8; i++) cpu_fprintf(f, "%01x", env->crf[i]); cpu_fprintf(f, " ["); @@ -3141,65 +2421,22 @@ void cpu_dump_state(CPUState *env, FILE *f, a = 'E'; cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' '); } - cpu_fprintf(f, " ] "); - cpu_fprintf(f, "TB: 0x%08x %08x\n", cpu_ppc_load_tbu(env), - cpu_ppc_load_tbl(env)); - for (i = 0; i < 16; i++) { - if ((i & 3) == 0) - cpu_fprintf(f, "FPR%02d:", i); + cpu_fprintf(f, " ] " FILL "RES " REGX "\n", env->reserve); + for (i = 0; i < 32; i++) { + if ((i & (RFPL - 1)) == 0) + cpu_fprintf(f, "FPR%02d", i); cpu_fprintf(f, " %016llx", *((uint64_t *)&env->fpr[i])); - if ((i & 3) == 3) + if ((i & (RFPL - 1)) == (RFPL - 1)) cpu_fprintf(f, "\n"); } - cpu_fprintf(f, "SRR0 0x%08x SRR1 0x%08x DECR=0x%08x\n", - env->spr[SRR0], env->spr[SRR1], cpu_ppc_load_decr(env)); - cpu_fprintf(f, "reservation 0x%08x\n", env->reserve); -} - -CPUPPCState *cpu_ppc_init(void) -{ - CPUPPCState *env; - - cpu_exec_init(); - - env = qemu_mallocz(sizeof(CPUPPCState)); - if (!env) - return NULL; -// env->spr[PVR] = 0; /* Basic PPC */ - env->spr[PVR] = 0x00080100; /* G3 CPU */ -// env->spr[PVR] = 0x00083100; /* MPC755 (G3 embedded) */ -// env->spr[PVR] = 0x00070100; /* IBM 750FX */ - tlb_flush(env, 1); -#if defined (DO_SINGLE_STEP) - /* Single step trace mode */ - msr_se = 1; -#endif - msr_fp = 1; /* Allow floating point exceptions */ - msr_me = 1; /* Allow machine check exceptions */ -#if defined(CONFIG_USER_ONLY) - msr_pr = 1; - cpu_ppc_register(env, 0x00080000); -#else - env->nip = 0xFFFFFFFC; -#endif - cpu_single_env = env; - return env; -} - -int cpu_ppc_register (CPUPPCState *env, uint32_t pvr) -{ - env->spr[PVR] = pvr; - if (create_ppc_proc(ppc_opcodes, env->spr[PVR]) < 0) - return -1; - init_spr_rights(env->spr[PVR]); + cpu_fprintf(f, "SRR0 " REGX " SRR1 " REGX " " FILL FILL FILL + "SDR1 " REGX "\n", + env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1); - return 0; -} - -void cpu_ppc_close(CPUPPCState *env) -{ - /* Should also remove all opcode tables... */ - free(env); +#undef REGX +#undef RGPL +#undef RFPL +#undef FILL } /*****************************************************************************/ @@ -3219,6 +2456,7 @@ int gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb, ctx.nip = pc_start; ctx.tb = tb; ctx.exception = EXCP_NONE; + ctx.spr_cb = env->spr_cb; #if defined(CONFIG_USER_ONLY) ctx.mem_idx = msr_le; #else @@ -3226,7 +2464,7 @@ int gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb, ctx.mem_idx = ((1 - msr_pr) << 1) | msr_le; #endif ctx.fpu_enabled = msr_fp; -#if defined (DO_SINGLE_STEP) +#if defined (DO_SINGLE_STEP) && 0 /* Single step trace mode */ msr_se = 1; #endif @@ -3264,7 +2502,7 @@ int gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb, } #endif ctx.nip += 4; - table = ppc_opcodes; + table = env->opcodes; handler = table[opc1(ctx.opcode)]; if (is_indirect_opcode(handler)) { table = ind_table(handler); @@ -3322,9 +2560,13 @@ int gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb, RET_EXCP(ctxp, EXCP_TRACE, 0); } /* if we reach a page boundary, stop generation */ - if ((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) + if ((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) { break; } +#if defined (DO_SINGLE_STEP) + break; +#endif + } if (ctx.exception == EXCP_NONE) { gen_op_b((unsigned long)ctx.tb, ctx.nip); } else if (ctx.exception != EXCP_BRANCH) { diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c new file mode 100644 index 0000000..624527d --- /dev/null +++ b/target-ppc/translate_init.c @@ -0,0 +1,2069 @@ +/* + * PowerPC CPU initialization for qemu. + * + * Copyright (c) 2003-2005 Jocelyn Mayer + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/* A lot of PowerPC definition have been included here. + * Most of them are not usable for now but have been kept + * inside "#if defined(TODO) ... #endif" statements to make tests easier. + */ + +//#define PPC_DUMP_CPU +//#define PPC_DEBUG_SPR + +struct ppc_def_t { + const unsigned char *name; + uint32_t pvr; + uint32_t pvr_mask; + uint32_t insns_flags; + uint32_t flags; + uint64_t msr_mask; +}; + +/* Generic callbacks: + * do nothing but store/retrieve spr value + */ +static void spr_read_generic (void *opaque, int sprn) +{ + gen_op_load_spr(sprn); +} + +static void spr_write_generic (void *opaque, int sprn) +{ + gen_op_store_spr(sprn); +} + +/* SPR common to all PPC */ +/* XER */ +static void spr_read_xer (void *opaque, int sprn) +{ + gen_op_load_xer(); +} + +static void spr_write_xer (void *opaque, int sprn) +{ + gen_op_store_xer(); +} + +/* LR */ +static void spr_read_lr (void *opaque, int sprn) +{ + gen_op_load_lr(); +} + +static void spr_write_lr (void *opaque, int sprn) +{ + gen_op_store_lr(); +} + +/* CTR */ +static void spr_read_ctr (void *opaque, int sprn) +{ + gen_op_load_ctr(); +} + +static void spr_write_ctr (void *opaque, int sprn) +{ + gen_op_store_ctr(); +} + +/* User read access to SPR */ +/* USPRx */ +/* UMMCRx */ +/* UPMCx */ +/* USIA */ +/* UDECR */ +static void spr_read_ureg (void *opaque, int sprn) +{ + gen_op_load_spr(sprn + 0x10); +} + +/* SPR common to all non-embedded PPC (ie not 4xx) */ +/* DECR */ +static void spr_read_decr (void *opaque, int sprn) +{ + gen_op_load_decr(); +} + +static void spr_write_decr (void *opaque, int sprn) +{ + gen_op_store_decr(); +} + +/* SPR common to all non-embedded PPC, except 601 */ +/* Time base */ +static void spr_read_tbl (void *opaque, int sprn) +{ + gen_op_load_tbl(); +} + +static void spr_write_tbl (void *opaque, int sprn) +{ + gen_op_store_tbl(); +} + +static void spr_read_tbu (void *opaque, int sprn) +{ + gen_op_load_tbu(); +} + +static void spr_write_tbu (void *opaque, int sprn) +{ + gen_op_store_tbu(); +} + +/* IBAT0U...IBAT0U */ +/* IBAT0L...IBAT7L */ +static void spr_read_ibat (void *opaque, int sprn) +{ + gen_op_load_ibat(sprn & 1, (sprn - SPR_IBAT0U) / 2); +} + +static void spr_read_ibat_h (void *opaque, int sprn) +{ + gen_op_load_ibat(sprn & 1, (sprn - SPR_IBAT4U) / 2); +} + +static void spr_write_ibatu (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_ibatu((sprn - SPR_IBAT0U) / 2); + RET_STOP(ctx); +} + +static void spr_write_ibatu_h (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_ibatu((sprn - SPR_IBAT4U) / 2); + RET_STOP(ctx); +} + +static void spr_write_ibatl (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_ibatl((sprn - SPR_IBAT0L) / 2); + RET_STOP(ctx); +} + +static void spr_write_ibatl_h (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_ibatl((sprn - SPR_IBAT4L) / 2); + RET_STOP(ctx); +} + +/* DBAT0U...DBAT7U */ +/* DBAT0L...DBAT7L */ +static void spr_read_dbat (void *opaque, int sprn) +{ + gen_op_load_dbat(sprn & 1, (sprn - SPR_DBAT0U) / 2); +} + +static void spr_read_dbat_h (void *opaque, int sprn) +{ + gen_op_load_dbat(sprn & 1, (sprn - SPR_DBAT4U) / 2); +} + +static void spr_write_dbatu (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_dbatu((sprn - SPR_DBAT0U) / 2); + RET_STOP(ctx); +} + +static void spr_write_dbatu_h (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_dbatu((sprn - SPR_DBAT4U) / 2); + RET_STOP(ctx); +} + +static void spr_write_dbatl (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_dbatl((sprn - SPR_DBAT0L) / 2); + RET_STOP(ctx); +} + +static void spr_write_dbatl_h (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_dbatl((sprn - SPR_DBAT4L) / 2); + RET_STOP(ctx); +} + +/* SDR1 */ +static void spr_read_sdr1 (void *opaque, int sprn) +{ + gen_op_load_sdr1(); +} + +static void spr_write_sdr1 (void *opaque, int sprn) +{ + DisasContext *ctx = opaque; + + gen_op_store_sdr1(); + RET_STOP(ctx); +} + +static void spr_write_pir (void *opaque, int sprn) +{ + gen_op_store_pir(); +} + +static inline void spr_register (CPUPPCState *env, int num, + const unsigned char *name, + void (*uea_read)(void *opaque, int sprn), + void (*uea_write)(void *opaque, int sprn), + void (*oea_read)(void *opaque, int sprn), + void (*oea_write)(void *opaque, int sprn), + target_ulong initial_value) +{ + ppc_spr_t *spr; + + spr = &env->spr_cb[num]; + if (spr->name != NULL ||env-> spr[num] != 0x00000000 || + spr->uea_read != NULL || spr->uea_write != NULL || + spr->oea_read != NULL || spr->oea_write != NULL) { + printf("Error: Trying to register SPR %d (%03x) twice !\n", num, num); + exit(1); + } +#if defined(PPC_DEBUG_SPR) + printf("*** register spr %d (%03x) %s val %08llx\n", num, num, name, + (unsigned long long)initial_value); +#endif + spr->name = name; + spr->uea_read = uea_read; + spr->uea_write = uea_write; + spr->oea_read = oea_read; + spr->oea_write = oea_write; + env->spr[num] = initial_value; +} + +/* Generic PowerPC SPRs */ +static void gen_spr_generic (CPUPPCState *env) +{ + /* Integer processing */ + spr_register(env, SPR_XER, "XER", + &spr_read_xer, &spr_write_xer, + &spr_read_xer, &spr_write_xer, + 0x00000000); + /* Branch contol */ + spr_register(env, SPR_LR, "LR", + &spr_read_lr, &spr_write_lr, + &spr_read_lr, &spr_write_lr, + 0x00000000); + spr_register(env, SPR_CTR, "CTR", + &spr_read_ctr, &spr_write_ctr, + &spr_read_ctr, &spr_write_ctr, + 0x00000000); + /* Interrupt processing */ + spr_register(env, SPR_SRR0, "SRR0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_SRR1, "SRR1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* Processor control */ + spr_register(env, SPR_SPRG0, "SPRG0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_SPRG1, "SPRG1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_SPRG2, "SPRG2", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_SPRG3, "SPRG3", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); +} + +/* SPR common to all non-embedded PowerPC, including 601 */ +static void gen_spr_ne_601 (CPUPPCState *env) +{ + /* Exception processing */ + spr_register(env, SPR_DSISR, "DSISR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_DAR, "DAR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* Timer */ + spr_register(env, SPR_DECR, "DECR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_decr, &spr_write_decr, + 0x00000000); + /* Memory management */ + spr_register(env, SPR_SDR1, "SDR1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_sdr1, &spr_write_sdr1, + 0x00000000); +} + +/* BATs 0-3 */ +static void gen_low_BATs (CPUPPCState *env) +{ + spr_register(env, SPR_IBAT0U, "IBAT0U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat, &spr_write_ibatu, + 0x00000000); + spr_register(env, SPR_IBAT0L, "IBAT0L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat, &spr_write_ibatl, + 0x00000000); + spr_register(env, SPR_IBAT1U, "IBAT1U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat, &spr_write_ibatu, + 0x00000000); + spr_register(env, SPR_IBAT1L, "IBAT1L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat, &spr_write_ibatl, + 0x00000000); + spr_register(env, SPR_IBAT2U, "IBAT2U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat, &spr_write_ibatu, + 0x00000000); + spr_register(env, SPR_IBAT2L, "IBAT2L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat, &spr_write_ibatl, + 0x00000000); + spr_register(env, SPR_IBAT3U, "IBAT3U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat, &spr_write_ibatu, + 0x00000000); + spr_register(env, SPR_IBAT3L, "IBAT3L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat, &spr_write_ibatl, + 0x00000000); + spr_register(env, SPR_DBAT0U, "DBAT0U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat, &spr_write_dbatu, + 0x00000000); + spr_register(env, SPR_DBAT0L, "DBAT0L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat, &spr_write_dbatl, + 0x00000000); + spr_register(env, SPR_DBAT1U, "DBAT1U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat, &spr_write_dbatu, + 0x00000000); + spr_register(env, SPR_DBAT1L, "DBAT1L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat, &spr_write_dbatl, + 0x00000000); + spr_register(env, SPR_DBAT2U, "DBAT2U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat, &spr_write_dbatu, + 0x00000000); + spr_register(env, SPR_DBAT2L, "DBAT2L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat, &spr_write_dbatl, + 0x00000000); + spr_register(env, SPR_DBAT3U, "DBAT3U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat, &spr_write_dbatu, + 0x00000000); + spr_register(env, SPR_DBAT3L, "DBAT3L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat, &spr_write_dbatl, + 0x00000000); + env->nb_BATs = 4; +} + +/* BATs 4-7 */ +static void gen_high_BATs (CPUPPCState *env) +{ + spr_register(env, SPR_IBAT4U, "IBAT4U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat_h, &spr_write_ibatu_h, + 0x00000000); + spr_register(env, SPR_IBAT4L, "IBAT4L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat_h, &spr_write_ibatl_h, + 0x00000000); + spr_register(env, SPR_IBAT5U, "IBAT5U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat_h, &spr_write_ibatu_h, + 0x00000000); + spr_register(env, SPR_IBAT5L, "IBAT5L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat_h, &spr_write_ibatl_h, + 0x00000000); + spr_register(env, SPR_IBAT6U, "IBAT6U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat_h, &spr_write_ibatu_h, + 0x00000000); + spr_register(env, SPR_IBAT6L, "IBAT6L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat_h, &spr_write_ibatl_h, + 0x00000000); + spr_register(env, SPR_IBAT7U, "IBAT7U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat_h, &spr_write_ibatu_h, + 0x00000000); + spr_register(env, SPR_IBAT7L, "IBAT7L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_ibat_h, &spr_write_ibatl_h, + 0x00000000); + spr_register(env, SPR_DBAT4U, "DBAT4U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat_h, &spr_write_dbatu_h, + 0x00000000); + spr_register(env, SPR_DBAT4L, "DBAT4L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat_h, &spr_write_dbatl_h, + 0x00000000); + spr_register(env, SPR_DBAT5U, "DBAT5U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat_h, &spr_write_dbatu_h, + 0x00000000); + spr_register(env, SPR_DBAT5L, "DBAT5L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat_h, &spr_write_dbatl_h, + 0x00000000); + spr_register(env, SPR_DBAT6U, "DBAT6U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat_h, &spr_write_dbatu_h, + 0x00000000); + spr_register(env, SPR_DBAT6L, "DBAT6L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat_h, &spr_write_dbatl_h, + 0x00000000); + spr_register(env, SPR_DBAT7U, "DBAT7U", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat_h, &spr_write_dbatu_h, + 0x00000000); + spr_register(env, SPR_DBAT7L, "DBAT7L", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_dbat_h, &spr_write_dbatl_h, + 0x00000000); + env->nb_BATs = 8; +} + +/* Generic PowerPC time base */ +static void gen_tbl (CPUPPCState *env) +{ + spr_register(env, SPR_VTBL, "TBL", + &spr_read_tbl, SPR_NOACCESS, + &spr_read_tbl, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_TBL, "TBL", + SPR_NOACCESS, SPR_NOACCESS, + SPR_NOACCESS, &spr_write_tbl, + 0x00000000); + spr_register(env, SPR_VTBU, "TBU", + &spr_read_tbu, SPR_NOACCESS, + &spr_read_tbu, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_TBU, "TBU", + SPR_NOACCESS, SPR_NOACCESS, + SPR_NOACCESS, &spr_write_tbu, + 0x00000000); +} + +/* SPR common to all 7xx PowerPC implementations */ +static void gen_spr_7xx (CPUPPCState *env) +{ + /* Breakpoints */ + /* XXX : not implemented */ + spr_register(env, SPR_DABR, "DABR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_IABR, "IABR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* Cache management */ + /* XXX : not implemented */ + spr_register(env, SPR_ICTC, "ICTC", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* Performance monitors */ + /* XXX : not implemented */ + spr_register(env, SPR_MMCR0, "MMCR0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_MMCR1, "MMCR1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_PMC1, "PMC1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_PMC2, "PMC2", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_PMC3, "PMC3", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_PMC4, "PMC4", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_SIA, "SIA", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_UMMCR0, "UMMCR0", + &spr_read_ureg, SPR_NOACCESS, + &spr_read_ureg, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_UMMCR1, "UMMCR1", + &spr_read_ureg, SPR_NOACCESS, + &spr_read_ureg, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_UPMC1, "UPMC1", + &spr_read_ureg, SPR_NOACCESS, + &spr_read_ureg, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_UPMC2, "UPMC2", + &spr_read_ureg, SPR_NOACCESS, + &spr_read_ureg, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_UPMC3, "UPMC3", + &spr_read_ureg, SPR_NOACCESS, + &spr_read_ureg, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_UPMC4, "UPMC4", + &spr_read_ureg, SPR_NOACCESS, + &spr_read_ureg, SPR_NOACCESS, + 0x00000000); + spr_register(env, SPR_USIA, "USIA", + &spr_read_ureg, SPR_NOACCESS, + &spr_read_ureg, SPR_NOACCESS, + 0x00000000); + /* Thermal management */ + /* XXX : not implemented */ + spr_register(env, SPR_THRM1, "THRM1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_THRM2, "THRM2", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_THRM3, "THRM3", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* External access control */ + /* XXX : not implemented */ + spr_register(env, SPR_EAR, "EAR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); +} + +/* SPR specific to PowerPC 604 implementation */ +static void gen_spr_604 (CPUPPCState *env) +{ + /* Processor identification */ + spr_register(env, SPR_PIR, "PIR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_pir, + 0x00000000); + /* Breakpoints */ + /* XXX : not implemented */ + spr_register(env, SPR_IABR, "IABR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_DABR, "DABR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* Performance counters */ + /* XXX : not implemented */ + spr_register(env, SPR_MMCR0, "MMCR0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_MMCR1, "MMCR1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_PMC1, "PMC1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_PMC2, "PMC2", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_PMC3, "PMC3", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_PMC4, "PMC4", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_SIA, "SIA", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, SPR_NOACCESS, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_SDA, "SDA", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, SPR_NOACCESS, + 0x00000000); + /* External access control */ + /* XXX : not implemented */ + spr_register(env, SPR_EAR, "EAR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); +} + +// XXX: TODO (64 bits PPC sprs) +/* + * ASR => SPR 280 (64 bits) + * FPECR => SPR 1022 (?) + * VRSAVE => SPR 256 (Altivec) + * SCOMC => SPR 276 (64 bits ?) + * SCOMD => SPR 277 (64 bits ?) + * HSPRG0 => SPR 304 (hypervisor) + * HSPRG1 => SPR 305 (hypervisor) + * HDEC => SPR 310 (hypervisor) + * HIOR => SPR 311 (hypervisor) + * RMOR => SPR 312 (970) + * HRMOR => SPR 313 (hypervisor) + * HSRR0 => SPR 314 (hypervisor) + * HSRR1 => SPR 315 (hypervisor) + * LPCR => SPR 316 (970) + * LPIDR => SPR 317 (970) + * ... and more (thermal management, performance counters, ...) + */ + +static void init_ppc_proc (CPUPPCState *env, ppc_def_t *def) +{ + /* Default MMU definitions */ + env->nb_BATs = -1; + env->nb_tlb = 0; + env->nb_ways = 0; + /* XXX: missing: + * 32 bits PPC: + * - MPC5xx(x) + * - MPC8xx(x) + * - RCPU (MPC5xx) + */ + spr_register(env, SPR_PVR, "PVR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, SPR_NOACCESS, + def->pvr); + switch (def->pvr & def->pvr_mask) { + case CPU_PPC_604: /* PPC 604 */ + case CPU_PPC_604E: /* PPC 604e */ + case CPU_PPC_604R: /* PPC 604r */ + gen_spr_generic(env); + gen_spr_ne_601(env); + /* Memory management */ + gen_low_BATs(env); + /* Time base */ + gen_tbl(env); + gen_spr_604(env); + /* Hardware implementation registers */ + /* XXX : not implemented */ + spr_register(env, SPR_HID0, "HID0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_HID1, "HID1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + break; + + case CPU_PPC_74x: /* PPC 740 / 750 */ + case CPU_PPC_74xP: /* PPC 740P / 750P */ + case CPU_PPC_750CXE: /* IBM PPC 750cxe */ + gen_spr_generic(env); + gen_spr_ne_601(env); + /* Memory management */ + gen_low_BATs(env); + /* Time base */ + gen_tbl(env); + gen_spr_7xx(env); + /* XXX : not implemented */ + spr_register(env, SPR_L2CR, "L2CR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* Hardware implementation registers */ + /* XXX : not implemented */ + spr_register(env, SPR_HID0, "HID0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_HID1, "HID1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + break; + + case CPU_PPC_750FX: /* IBM PPC 750 FX */ + case CPU_PPC_750GX: /* IBM PPC 750 GX */ + gen_spr_generic(env); + gen_spr_ne_601(env); + /* Memory management */ + gen_low_BATs(env); + /* PowerPC 750fx & 750gx has 8 DBATs and 8 IBATs */ + gen_high_BATs(env); + /* Time base */ + gen_tbl(env); + gen_spr_7xx(env); + /* XXX : not implemented */ + spr_register(env, SPR_L2CR, "L2CR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* Hardware implementation registers */ + /* XXX : not implemented */ + spr_register(env, SPR_HID0, "HID0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_HID1, "HID1", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_750_HID2, "HID2", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + break; + + default: + gen_spr_generic(env); + break; + } + if (env->nb_BATs == -1) + env->nb_BATs = 4; +} + +#if defined(PPC_DUMP_CPU) +static void dump_sprs (CPUPPCState *env) +{ + ppc_spr_t *spr; + uint32_t pvr = env->spr[SPR_PVR]; + uint32_t sr, sw, ur, uw; + int i, j, n; + + printf("* SPRs for PVR=%08x\n", pvr); + for (i = 0; i < 32; i++) { + for (j = 0; j < 32; j++) { + n = (i << 5) | j; + spr = &env->spr_cb[n]; + sw = spr->oea_write != NULL && spr->oea_write != SPR_NOACCESS; + sr = spr->oea_read != NULL && spr->oea_read != SPR_NOACCESS; + uw = spr->uea_write != NULL && spr->uea_write != SPR_NOACCESS; + ur = spr->uea_read != NULL && spr->uea_read != SPR_NOACCESS; + if (sw || sr || uw || ur) { + printf("%4d (%03x) %8s s%c%c u%c%c\n", + (i << 5) | j, (i << 5) | j, spr->name, + sw ? 'w' : '-', sr ? 'r' : '-', + uw ? 'w' : '-', ur ? 'r' : '-'); + } + } + } + fflush(stdout); + fflush(stderr); +} +#endif + +/*****************************************************************************/ +#include <stdlib.h> +#include <string.h> + +int fflush (FILE *stream); + +/* Opcode types */ +enum { + PPC_DIRECT = 0, /* Opcode routine */ + PPC_INDIRECT = 1, /* Indirect opcode table */ +}; + +static inline int is_indirect_opcode (void *handler) +{ + return ((unsigned long)handler & 0x03) == PPC_INDIRECT; +} + +static inline opc_handler_t **ind_table(void *handler) +{ + return (opc_handler_t **)((unsigned long)handler & ~3); +} + +/* Instruction table creation */ +/* Opcodes tables creation */ +static void fill_new_table (opc_handler_t **table, int len) +{ + int i; + + for (i = 0; i < len; i++) + table[i] = &invalid_handler; +} + +static int create_new_table (opc_handler_t **table, unsigned char idx) +{ + opc_handler_t **tmp; + + tmp = malloc(0x20 * sizeof(opc_handler_t)); + if (tmp == NULL) + return -1; + fill_new_table(tmp, 0x20); + table[idx] = (opc_handler_t *)((unsigned long)tmp | PPC_INDIRECT); + + return 0; +} + +static int insert_in_table (opc_handler_t **table, unsigned char idx, + opc_handler_t *handler) +{ + if (table[idx] != &invalid_handler) + return -1; + table[idx] = handler; + + return 0; +} + +static int register_direct_insn (opc_handler_t **ppc_opcodes, + unsigned char idx, opc_handler_t *handler) +{ + if (insert_in_table(ppc_opcodes, idx, handler) < 0) { + printf("*** ERROR: opcode %02x already assigned in main " + "opcode table\n", idx); + return -1; + } + + return 0; +} + +static int register_ind_in_table (opc_handler_t **table, + unsigned char idx1, unsigned char idx2, + opc_handler_t *handler) +{ + if (table[idx1] == &invalid_handler) { + if (create_new_table(table, idx1) < 0) { + printf("*** ERROR: unable to create indirect table " + "idx=%02x\n", idx1); + return -1; + } + } else { + if (!is_indirect_opcode(table[idx1])) { + printf("*** ERROR: idx %02x already assigned to a direct " + "opcode\n", idx1); + return -1; + } + } + if (handler != NULL && + insert_in_table(ind_table(table[idx1]), idx2, handler) < 0) { + printf("*** ERROR: opcode %02x already assigned in " + "opcode table %02x\n", idx2, idx1); + return -1; + } + + return 0; +} + +static int register_ind_insn (opc_handler_t **ppc_opcodes, + unsigned char idx1, unsigned char idx2, + opc_handler_t *handler) +{ + int ret; + + ret = register_ind_in_table(ppc_opcodes, idx1, idx2, handler); + + return ret; +} + +static int register_dblind_insn (opc_handler_t **ppc_opcodes, + unsigned char idx1, unsigned char idx2, + unsigned char idx3, opc_handler_t *handler) +{ + if (register_ind_in_table(ppc_opcodes, idx1, idx2, NULL) < 0) { + printf("*** ERROR: unable to join indirect table idx " + "[%02x-%02x]\n", idx1, idx2); + return -1; + } + if (register_ind_in_table(ind_table(ppc_opcodes[idx1]), idx2, idx3, + handler) < 0) { + printf("*** ERROR: unable to insert opcode " + "[%02x-%02x-%02x]\n", idx1, idx2, idx3); + return -1; + } + + return 0; +} + +static int register_insn (opc_handler_t **ppc_opcodes, opcode_t *insn) +{ + if (insn->opc2 != 0xFF) { + if (insn->opc3 != 0xFF) { + if (register_dblind_insn(ppc_opcodes, insn->opc1, insn->opc2, + insn->opc3, &insn->handler) < 0) + return -1; + } else { + if (register_ind_insn(ppc_opcodes, insn->opc1, + insn->opc2, &insn->handler) < 0) + return -1; + } + } else { + if (register_direct_insn(ppc_opcodes, insn->opc1, &insn->handler) < 0) + return -1; + } + + return 0; +} + +static int test_opcode_table (opc_handler_t **table, int len) +{ + int i, count, tmp; + + for (i = 0, count = 0; i < len; i++) { + /* Consistency fixup */ + if (table[i] == NULL) + table[i] = &invalid_handler; + if (table[i] != &invalid_handler) { + if (is_indirect_opcode(table[i])) { + tmp = test_opcode_table(ind_table(table[i]), 0x20); + if (tmp == 0) { + free(table[i]); + table[i] = &invalid_handler; + } else { + count++; + } + } else { + count++; + } + } + } + + return count; +} + +static void fix_opcode_tables (opc_handler_t **ppc_opcodes) +{ + if (test_opcode_table(ppc_opcodes, 0x40) == 0) + printf("*** WARNING: no opcode defined !\n"); +} + +/*****************************************************************************/ +static int create_ppc_opcodes (CPUPPCState *env, ppc_def_t *def) +{ + opcode_t *opc, *start, *end; + + fill_new_table(env->opcodes, 0x40); +#if defined(PPC_DUMP_CPU) + printf("* PPC instructions for PVR %08x: %s\n", def->pvr, def->name); +#endif + if (&opc_start < &opc_end) { + start = &opc_start; + end = &opc_end; + } else { + start = &opc_end; + end = &opc_start; + } + for (opc = start + 1; opc != end; opc++) { + if ((opc->handler.type & def->insns_flags) != 0) { + if (register_insn(env->opcodes, opc) < 0) { + printf("*** ERROR initializing PPC instruction " + "0x%02x 0x%02x 0x%02x\n", opc->opc1, opc->opc2, + opc->opc3); + return -1; + } +#if defined(PPC_DUMP_CPU) + if (opc1 != 0x00) { + if (opc->opc3 == 0xFF) { + if (opc->opc2 == 0xFF) { + printf(" %02x -- -- (%2d ----) : %s\n", + opc->opc1, opc->opc1, opc->oname); + } else { + printf(" %02x %02x -- (%2d %4d) : %s\n", + opc->opc1, opc->opc2, opc->opc1, opc->opc2, + opc->oname); + } + } else { + printf(" %02x %02x %02x (%2d %4d) : %s\n", + opc->opc1, opc->opc2, opc->opc3, + opc->opc1, (opc->opc3 << 5) | opc->opc2, + opc->oname); + } + } +#endif + } + } + fix_opcode_tables(env->opcodes); + fflush(stdout); + fflush(stderr); + + return 0; +} + +int cpu_ppc_register (CPUPPCState *env, ppc_def_t *def) +{ + env->msr_mask = def->msr_mask; + env->flags = def->flags; + if (create_ppc_opcodes(env, def) < 0) { + printf("Error creating opcodes table\n"); + fflush(stdout); + fflush(stderr); + return -1; + } + init_ppc_proc(env, def); +#if defined(PPC_DUMP_CPU) + dump_sprs(env); +#endif + fflush(stdout); + fflush(stderr); + + return 0; +} + +CPUPPCState *cpu_ppc_init(void) +{ + CPUPPCState *env; + + cpu_exec_init(); + + env = qemu_mallocz(sizeof(CPUPPCState)); + if (!env) + return NULL; + tlb_flush(env, 1); +#if defined (DO_SINGLE_STEP) && 0 + /* Single step trace mode */ + msr_se = 1; + msr_be = 1; +#endif + msr_fp = 1; /* Allow floating point exceptions */ + msr_me = 1; /* Allow machine check exceptions */ +#if defined(CONFIG_USER_ONLY) + msr_pr = 1; +#else + env->nip = 0xFFFFFFFC; +#endif + do_compute_hflags(env); + env->reserve = -1; + cpu_single_env = env; + return env; +} + +void cpu_ppc_close(CPUPPCState *env) +{ + /* Should also remove all opcode tables... */ + free(env); +} + +/*****************************************************************************/ +/* PowerPC CPU definitions */ +static ppc_def_t ppc_defs[] = +{ + /* Embedded PPC */ +#if defined (TODO) + /* PPC 401 */ + { + .name = "401", + .pvr = CPU_PPC_401, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_401, + .flags = PPC_FLAGS_401, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* IOP480 (401 microcontroler) */ + { + .name = "iop480", + .pvr = CPU_PPC_IOP480, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_401, + .flags = PPC_FLAGS_401, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* PPC 403 GA */ + { + .name = "403ga", + .pvr = CPU_PPC_403GA, + .pvr_mask = 0xFFFFFF00, + .insns_flags = PPC_INSNS_403, + .flags = PPC_FLAGS_403, + .msr_mask = 0x000000000007D23D, + }, +#endif +#if defined (TODO) + /* PPC 403 GB */ + { + .name = "403gb", + .pvr = CPU_PPC_403GB, + .pvr_mask = 0xFFFFFF00, + .insns_flags = PPC_INSNS_403, + .flags = PPC_FLAGS_403, + .msr_mask = 0x000000000007D23D, + }, +#endif +#if defined (TODO) + /* PPC 403 GC */ + { + .name = "403gc", + .pvr = CPU_PPC_403GC, + .pvr_mask = 0xFFFFFF00, + .insns_flags = PPC_INSNS_403, + .flags = PPC_FLAGS_403, + .msr_mask = 0x000000000007D23D, + }, +#endif +#if defined (TODO) + /* PPC 403 GCX */ + { + .name = "403gcx", + .pvr = CPU_PPC_403GCX, + .pvr_mask = 0xFFFFFF00, + .insns_flags = PPC_INSNS_403, + .flags = PPC_FLAGS_403, + .msr_mask = 0x000000000007D23D, + }, +#endif +#if defined (TODO) + /* PPC 405 CR */ + { + .name = "405cr", + .pvr = CPU_PPC_405, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* PPC 405 GP */ + { + .name = "405gp", + .pvr = CPU_PPC_405, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* PPC 405 EP */ + { + .name = "405ep", + .pvr = CPU_PPC_405EP, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* PPC 405 GPR */ + { + .name = "405gpr", + .pvr = CPU_PPC_405GPR, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* PPC 405 D2 */ + { + .name = "405d2", + .pvr = CPU_PPC_405D2, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* PPC 405 D4 */ + { + .name = "405d4", + .pvr = CPU_PPC_405D4, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* Npe405 H */ + { + .name = "Npe405H", + .pvr = CPU_PPC_NPE405H, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* Npe405 L */ + { + .name = "Npe405L", + .pvr = CPU_PPC_NPE405L, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* STB03xx */ + { + .name = "STB03", + .pvr = CPU_PPC_STB03, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* STB04xx */ + { + .name = "STB04", + .pvr = CPU_PPC_STB04, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* STB25xx */ + { + .name = "STB25", + .pvr = CPU_PPC_STB25, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_405, + .msr_mask = 0x00000000020EFF30, + }, +#endif +#if defined (TODO) + /* PPC 440 EP */ + { + .name = "440ep", + .pvr = CPU_PPC_440EP, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_440, + .flags = PPC_FLAGS_440, + .msr_mask = 0x000000000006D630, + }, +#endif +#if defined (TODO) + /* PPC 440 GP */ + { + .name = "440gp", + .pvr = CPU_PPC_440GP, + .pvr_mask = 0xFFFFFF00, + .insns_flags = PPC_INSNS_440, + .flags = PPC_FLAGS_440, + .msr_mask = 0x000000000006D630, + }, +#endif +#if defined (TODO) + /* PPC 440 GX */ + { + .name = "440gx", + .pvr = CPU_PPC_440GX, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_405, + .flags = PPC_FLAGS_440, + .msr_mask = 0x000000000006D630, + }, +#endif + + /* 32 bits "classic" powerpc */ +#if defined (TODO) + /* PPC 601 */ + { + .name = "601", + .pvr = CPU_PPC_601, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_601, + .flags = PPC_FLAGS_601, + .msr_mask = 0x000000000000FD70, + }, +#endif +#if defined (TODO) + /* PPC 602 */ + { + .name = "602", + .pvr = CPU_PPC_602, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_602, + .flags = PPC_FLAGS_602, + .msr_mask = 0x0000000000C7FF73, + }, +#endif +#if defined (TODO) + /* PPC 603 */ + { + .name = "603", + .pvr = CPU_PPC_603, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_603, + .flags = PPC_FLAGS_603, + .msr_mask = 0x000000000007FF73, + }, +#endif +#if defined (TODO) + /* PPC 603e */ + { + .name = "603e", + .pvr = CPU_PPC_603E, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_603, + .flags = PPC_FLAGS_603, + .msr_mask = 0x000000000007FF73, + }, + { + .name = "Stretch", + .pvr = CPU_PPC_603E, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_603, + .flags = PPC_FLAGS_603, + .msr_mask = 0x000000000007FF73, + }, +#endif +#if defined (TODO) + /* PPC 603ev */ + { + .name = "603ev", + .pvr = CPU_PPC_603EV, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_603, + .flags = PPC_FLAGS_603, + .msr_mask = 0x000000000007FF73, + }, +#endif +#if defined (TODO) + /* PPC 603r */ + { + .name = "603r", + .pvr = CPU_PPC_603R, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_603, + .flags = PPC_FLAGS_603, + .msr_mask = 0x000000000007FF73, + }, + { + .name = "Goldeneye", + .pvr = CPU_PPC_603R, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_603, + .flags = PPC_FLAGS_603, + .msr_mask = 0x000000000007FF73, + }, +#endif +#if defined (TODO) + /* XXX: TODO: according to Motorola UM, this is a derivative to 603e */ + { + .name = "G2", + .pvr = CPU_PPC_G2, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_G2, + .flags = PPC_FLAGS_G2, + .msr_mask = 0x000000000006FFF2, + }, + { /* Same as G2, with LE mode support */ + .name = "G2le", + .pvr = CPU_PPC_G2LE, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_G2, + .flags = PPC_FLAGS_G2, + .msr_mask = 0x000000000007FFF3, + }, +#endif + /* PPC 604 */ + { + .name = "604", + .pvr = CPU_PPC_604, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_604, + .flags = PPC_FLAGS_604, + .msr_mask = 0x000000000005FF77, + }, + /* PPC 604e */ + { + .name = "604e", + .pvr = CPU_PPC_604E, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_604, + .flags = PPC_FLAGS_604, + .msr_mask = 0x000000000005FF77, + }, + /* PPC 604r */ + { + .name = "604r", + .pvr = CPU_PPC_604R, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_604, + .flags = PPC_FLAGS_604, + .msr_mask = 0x000000000005FF77, + }, + /* generic G3 */ + { + .name = "G3", + .pvr = CPU_PPC_74x, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, +#if defined (TODO) + /* MPC740 (G3) */ + { + .name = "740", + .pvr = CPU_PPC_74x, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, + { + .name = "Arthur", + .pvr = CPU_PPC_74x, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, +#endif +#if defined (TODO) + /* MPC745 (G3) */ + { + .name = "745", + .pvr = CPU_PPC_74x, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x5, + .flags = PPC_FLAGS_7x5, + .msr_mask = 0x000000000007FF77, + }, + { + .name = "Goldfinger", + .pvr = CPU_PPC_74x, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x5, + .flags = PPC_FLAGS_7x5, + .msr_mask = 0x000000000007FF77, + }, +#endif + /* MPC750 (G3) */ + { + .name = "750", + .pvr = CPU_PPC_74x, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, +#if defined (TODO) + /* MPC755 (G3) */ + { + .name = "755", + .pvr = CPU_PPC_755, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x5, + .flags = PPC_FLAGS_7x5, + .msr_mask = 0x000000000007FF77, + }, +#endif +#if defined (TODO) + /* MPC740P (G3) */ + { + .name = "740p", + .pvr = CPU_PPC_74xP, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, + { + .name = "Conan/Doyle", + .pvr = CPU_PPC_74xP, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, +#endif +#if defined (TODO) + /* MPC745P (G3) */ + { + .name = "745p", + .pvr = CPU_PPC_74xP, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x5, + .flags = PPC_FLAGS_7x5, + .msr_mask = 0x000000000007FF77, + }, +#endif + /* MPC750P (G3) */ + { + .name = "750p", + .pvr = CPU_PPC_74xP, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, +#if defined (TODO) + /* MPC755P (G3) */ + { + .name = "755p", + .pvr = CPU_PPC_74xP, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x5, + .flags = PPC_FLAGS_7x5, + .msr_mask = 0x000000000007FF77, + }, +#endif + /* IBM 750CXe (G3 embedded) */ + { + .name = "750cxe", + .pvr = CPU_PPC_750CXE, + .pvr_mask = 0xFFFFF000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, + /* IBM 750FX (G3 embedded) */ + { + .name = "750fx", + .pvr = CPU_PPC_750FX, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, + /* IBM 750GX (G3 embedded) */ + { + .name = "750gx", + .pvr = CPU_PPC_750GX, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_7x0, + .flags = PPC_FLAGS_7x0, + .msr_mask = 0x000000000007FF77, + }, +#if defined (TODO) + /* generic G4 */ + { + .name = "G4", + .pvr = CPU_PPC_7400, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, +#endif +#if defined (TODO) + /* PPC 7400 (G4) */ + { + .name = "7400", + .pvr = CPU_PPC_7400, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, + { + .name = "Max", + .pvr = CPU_PPC_7400, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, +#endif +#if defined (TODO) + /* PPC 7410 (G4) */ + { + .name = "7410", + .pvr = CPU_PPC_7410, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, + { + .name = "Nitro", + .pvr = CPU_PPC_7410, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, +#endif + /* XXX: 7441 */ + /* XXX: 7445 */ + /* XXX: 7447 */ + /* XXX: 7447A */ +#if defined (TODO) + /* PPC 7450 (G4) */ + { + .name = "7450", + .pvr = CPU_PPC_7450, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, + { + .name = "Vger", + .pvr = CPU_PPC_7450, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, +#endif + /* XXX: 7451 */ +#if defined (TODO) + /* PPC 7455 (G4) */ + { + .name = "7455", + .pvr = CPU_PPC_7455, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, + { + .name = "Apollo 6", + .pvr = CPU_PPC_7455, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, +#endif +#if defined (TODO) + /* PPC 7457 (G4) */ + { + .name = "7457", + .pvr = CPU_PPC_7457, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, + { + .name = "Apollo 7", + .pvr = CPU_PPC_7457, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, +#endif +#if defined (TODO) + /* PPC 7457A (G4) */ + { + .name = "7457A", + .pvr = CPU_PPC_7457A, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, + { + .name = "Apollo 7 PM", + .pvr = CPU_PPC_7457A, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_74xx, + .flags = PPC_FLAGS_74xx, + .msr_mask = 0x000000000205FF77, + }, +#endif + /* 64 bits PPC */ +#if defined (TODO) + /* PPC 620 */ + { + .name = "620", + .pvr = CPU_PPC_620, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_620, + .flags = PPC_FLAGS_620, + .msr_mask = 0x800000000005FF73, + }, +#endif +#if defined (TODO) + /* PPC 630 (POWER3) */ + { + .name = "630", + .pvr = CPU_PPC_630, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_630, + .flags = PPC_FLAGS_630, + .msr_mask = xxx, + } + { + .name = "POWER3", + .pvr = CPU_PPC_630, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_630, + .flags = PPC_FLAGS_630, + .msr_mask = xxx, + } +#endif +#if defined (TODO) + /* PPC 631 (Power 3+)*/ + { + .name = "631", + .pvr = CPU_PPC_631, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_631, + .flags = PPC_FLAGS_631, + .msr_mask = xxx, + }, + { + .name = "POWER3+", + .pvr = CPU_PPC_631, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_631, + .flags = PPC_FLAGS_631, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* POWER4 */ + { + .name = "POWER4", + .pvr = CPU_PPC_POWER4, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_POWER4, + .flags = PPC_FLAGS_POWER4, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* POWER4p */ + { + .name = "POWER4+", + .pvr = CPU_PPC_POWER4P, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_POWER4, + .flags = PPC_FLAGS_POWER4, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* POWER5 */ + { + .name = "POWER5", + .pvr = CPU_PPC_POWER5, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_POWER5, + .flags = PPC_FLAGS_POWER5, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* POWER5+ */ + { + .name = "POWER5+", + .pvr = CPU_PPC_POWER5P, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_POWER5, + .flags = PPC_FLAGS_POWER5, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* PPC 970 */ + { + .name = "970", + .pvr = CPU_PPC_970, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_970, + .flags = PPC_FLAGS_970, + .msr_mask = 0x900000000204FF36, + }, +#endif +#if defined (TODO) + /* PPC 970FX (G5) */ + { + .name = "970fx", + .pvr = CPU_PPC_970FX, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_970FX, + .flags = PPC_FLAGS_970FX, + .msr_mask = 0x800000000204FF36, + }, +#endif +#if defined (TODO) + /* RS64 (Apache/A35) */ + /* This one seems to support the whole POWER2 instruction set + * and the PowerPC 64 one. + */ + { + .name = "RS64", + .pvr = CPU_PPC_RS64, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, + { + .name = "Apache", + .pvr = CPU_PPC_RS64, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, + { + .name = "A35", + .pvr = CPU_PPC_RS64, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* RS64-II (NorthStar/A50) */ + { + .name = "RS64-II", + .pvr = CPU_PPC_RS64II, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, + { + .name = "NortStar", + .pvr = CPU_PPC_RS64II, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, + { + .name = "A50", + .pvr = CPU_PPC_RS64II, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* RS64-III (Pulsar) */ + { + .name = "RS64-III", + .pvr = CPU_PPC_RS64III, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, + { + .name = "Pulsar", + .pvr = CPU_PPC_RS64III, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* RS64-IV (IceStar/IStar/SStar) */ + { + .name = "RS64-IV", + .pvr = CPU_PPC_RS64IV, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, + { + .name = "IceStar", + .pvr = CPU_PPC_RS64IV, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, + { + .name = "IStar", + .pvr = CPU_PPC_RS64IV, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, + { + .name = "SStar", + .pvr = CPU_PPC_RS64IV, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_RS64, + .flags = PPC_FLAGS_RS64, + .msr_mask = xxx, + }, +#endif + /* POWER */ +#if defined (TODO) + /* Original POWER */ + { + .name = "POWER", + .pvr = CPU_POWER, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_POWER, + .flags = PPC_FLAGS_POWER, + .msr_mask = xxx, + }, +#endif +#if defined (TODO) + /* POWER2 */ + { + .name = "POWER2", + .pvr = CPU_POWER2, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_POWER, + .flags = PPC_FLAGS_POWER, + .msr_mask = xxx, + }, +#endif + /* Generic PowerPCs */ +#if defined (TODO) + { + .name = "ppc64", + .pvr = CPU_PPC_970, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_PPC64, + .flags = PPC_FLAGS_PPC64, + .msr_mask = 0xA00000000204FF36, + }, +#endif + { + .name = "ppc32", + .pvr = CPU_PPC_604, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_PPC32, + .flags = PPC_FLAGS_PPC32, + .msr_mask = 0x000000000005FF77, + }, + /* Fallback */ + { + .name = "ppc", + .pvr = CPU_PPC_604, + .pvr_mask = 0xFFFF0000, + .insns_flags = PPC_INSNS_PPC32, + .flags = PPC_FLAGS_PPC32, + .msr_mask = 0x000000000005FF77, + }, +}; + +int ppc_find_by_name (const unsigned char *name, ppc_def_t **def) +{ + int i, ret; + + ret = -1; + *def = NULL; + for (i = 0; strcmp(ppc_defs[i].name, "ppc") != 0; i++) { + if (strcasecmp(name, ppc_defs[i].name) == 0) { + *def = &ppc_defs[i]; + ret = 0; + break; + } + } + + return ret; +} + +int ppc_find_by_pvr (uint32_t pvr, ppc_def_t **def) +{ + int i, ret; + + ret = -1; + *def = NULL; + for (i = 0; ppc_defs[i].name != NULL; i++) { + if ((pvr & ppc_defs[i].pvr_mask) == + (ppc_defs[i].pvr & ppc_defs[i].pvr_mask)) { + *def = &ppc_defs[i]; + ret = 0; + break; + } + } + + return ret; +} + +void ppc_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...)) +{ + int i; + + for (i = 0; ; i++) { + (*cpu_fprintf)(f, "PowerPC '%s' PVR %08x mask %08x\n", + ppc_defs[i].name, + ppc_defs[i].pvr, ppc_defs[i].pvr_mask); + if (strcmp(ppc_defs[i].name, "ppc") == 0) + break; + } +} |