/* * QEMU PowerPC CPU * * Copyright (c) 2012 SUSE LINUX Products GmbH * * 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 2.1 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, see * */ #ifndef QEMU_PPC_CPU_QOM_H #define QEMU_PPC_CPU_QOM_H #include "qom/cpu.h" #ifdef TARGET_PPC64 #define TYPE_POWERPC_CPU "powerpc64-cpu" #elif defined(TARGET_PPCEMB) #define TYPE_POWERPC_CPU "embedded-powerpc-cpu" #else #define TYPE_POWERPC_CPU "powerpc-cpu" #endif #define POWERPC_CPU_CLASS(klass) \ OBJECT_CLASS_CHECK(PowerPCCPUClass, (klass), TYPE_POWERPC_CPU) #define POWERPC_CPU(obj) \ OBJECT_CHECK(PowerPCCPU, (obj), TYPE_POWERPC_CPU) #define POWERPC_CPU_GET_CLASS(obj) \ OBJECT_GET_CLASS(PowerPCCPUClass, (obj), TYPE_POWERPC_CPU) typedef struct PowerPCCPU PowerPCCPU; typedef struct CPUPPCState CPUPPCState; typedef struct ppc_tb_t ppc_tb_t; typedef struct ppc_dcr_t ppc_dcr_t; /*****************************************************************************/ /* MMU model */ typedef enum powerpc_mmu_t powerpc_mmu_t; enum powerpc_mmu_t { POWERPC_MMU_UNKNOWN = 0x00000000, /* Standard 32 bits PowerPC MMU */ POWERPC_MMU_32B = 0x00000001, /* PowerPC 6xx MMU with software TLB */ POWERPC_MMU_SOFT_6xx = 0x00000002, /* PowerPC 74xx MMU with software TLB */ POWERPC_MMU_SOFT_74xx = 0x00000003, /* PowerPC 4xx MMU with software TLB */ POWERPC_MMU_SOFT_4xx = 0x00000004, /* PowerPC 4xx MMU with software TLB and zones protections */ POWERPC_MMU_SOFT_4xx_Z = 0x00000005, /* PowerPC MMU in real mode only */ POWERPC_MMU_REAL = 0x00000006, /* Freescale MPC8xx MMU model */ POWERPC_MMU_MPC8xx = 0x00000007, /* BookE MMU model */ POWERPC_MMU_BOOKE = 0x00000008, /* BookE 2.06 MMU model */ POWERPC_MMU_BOOKE206 = 0x00000009, /* PowerPC 601 MMU model (specific BATs format) */ POWERPC_MMU_601 = 0x0000000A, #define POWERPC_MMU_64 0x00010000 #define POWERPC_MMU_1TSEG 0x00020000 #define POWERPC_MMU_AMR 0x00040000 #define POWERPC_MMU_64K 0x00080000 /* 64 bits PowerPC MMU */ POWERPC_MMU_64B = POWERPC_MMU_64 | 0x00000001, /* Architecture 2.03 and later (has LPCR) */ POWERPC_MMU_2_03 = POWERPC_MMU_64 | 0x00000002, /* Architecture 2.06 variant */ POWERPC_MMU_2_06 = POWERPC_MMU_64 | POWERPC_MMU_1TSEG | POWERPC_MMU_64K | POWERPC_MMU_AMR | 0x00000003, /* Architecture 2.06 "degraded" (no 1T segments) */ POWERPC_MMU_2_06a = POWERPC_MMU_64 | POWERPC_MMU_AMR | 0x00000003, /* Architecture 2.07 variant */ POWERPC_MMU_2_07 = POWERPC_MMU_64 | POWERPC_MMU_1TSEG | POWERPC_MMU_64K | POWERPC_MMU_AMR | 0x00000004, /* Architecture 2.07 "degraded" (no 1T segments) */ POWERPC_MMU_2_07a = POWERPC_MMU_64 | POWERPC_MMU_AMR | 0x00000004, }; /*****************************************************************************/ /* Exception model */ typedef enum powerpc_excp_t powerpc_excp_t; enum powerpc_excp_t { POWERPC_EXCP_UNKNOWN = 0, /* Standard PowerPC exception model */ POWERPC_EXCP_STD, /* PowerPC 40x exception model */ POWERPC_EXCP_40x, /* PowerPC 601 exception model */ POWERPC_EXCP_601, /* PowerPC 602 exception model */ POWERPC_EXCP_602, /* PowerPC 603 exception model */ POWERPC_EXCP_603, /* PowerPC 603e exception model */ POWERPC_EXCP_603E, /* PowerPC G2 exception model */ POWERPC_EXCP_G2, /* PowerPC 604 exception model */ POWERPC_EXCP_604, /* PowerPC 7x0 exception model */ POWERPC_EXCP_7x0, /* PowerPC 7x5 exception model */ POWERPC_EXCP_7x5, /* PowerPC 74xx exception model */ POWERPC_EXCP_74xx, /* BookE exception model */ POWERPC_EXCP_BOOKE, /* PowerPC 970 exception model */ POWERPC_EXCP_970, /* POWER7 exception model */ POWERPC_EXCP_POWER7, /* POWER8 exception model */ POWERPC_EXCP_POWER8, }; /*****************************************************************************/ /* PM instructions */ typedef enum { PPC_PM_DOZE, PPC_PM_NAP, PPC_PM_SLEEP, PPC_PM_RVWINKLE, } powerpc_pm_insn_t; /*****************************************************************************/ /* Input pins model */ typedef enum powerpc_input_t powerpc_input_t; enum powerpc_input_t { PPC_FLAGS_INPUT_UNKNOWN = 0, /* PowerPC 6xx bus */ PPC_FLAGS_INPUT_6xx, /* BookE bus */ PPC_FLAGS_INPUT_BookE, /* PowerPC 405 bus */ PPC_FLAGS_INPUT_405, /* PowerPC 970 bus */ PPC_FLAGS_INPUT_970, /* PowerPC POWER7 bus */ PPC_FLAGS_INPUT_POWER7, /* PowerPC 401 bus */ PPC_FLAGS_INPUT_401, /* Freescale RCPU bus */ PPC_FLAGS_INPUT_RCPU, }; struct ppc_segment_page_sizes; /** * PowerPCCPUClass: * @parent_realize: The parent class' realize handler. * @parent_reset: The parent class' reset handler. * * A PowerPC CPU model. */ typedef struct PowerPCCPUClass { /*< private >*/ CPUClass parent_class; /*< public >*/ DeviceRealize parent_realize; void (*parent_reset)(CPUState *cpu); uint32_t pvr; bool (*pvr_match)(struct PowerPCCPUClass *pcc, uint32_t pvr); uint64_t pcr_mask; /* Available bits in PCR register */ uint64_t pcr_supported; /* Bits for supported PowerISA versions */ uint32_t svr; uint64_t insns_flags; uint64_t insns_flags2; uint64_t msr_mask; powerpc_mmu_t mmu_model; powerpc_excp_t excp_model; powerpc_input_t bus_model; uint32_t flags; int bfd_mach; uint32_t l1_dcache_size, l1_icache_size; const struct ppc_segment_page_sizes *sps; void (*init_proc)(CPUPPCState *env); int (*check_pow)(CPUPPCState *env); int (*handle_mmu_fault)(PowerPCCPU *cpu, vaddr eaddr, int rwx, int mmu_idx); bool (*interrupts_big_endian)(PowerPCCPU *cpu); } PowerPCCPUClass; #ifndef CONFIG_USER_ONLY typedef struct PPCTimebase { uint64_t guest_timebase; int64_t time_of_the_day_ns; } PPCTimebase; extern const struct VMStateDescription vmstate_ppc_timebase; #define VMSTATE_PPC_TIMEBASE_V(_field, _state, _version) { \ .name = (stringify(_field)), \ .version_id = (_version), \ .size = sizeof(PPCTimebase), \ .vmsd = &vmstate_ppc_timebase, \ .flags = VMS_STRUCT, \ .offset = vmstate_offset_value(_state, _field, PPCTimebase), \ } #endif #endif