214 lines
7.6 KiB
C
214 lines
7.6 KiB
C
/*
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* QEMU PowerPC CPU
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*
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* Copyright (c) 2012 SUSE LINUX Products GmbH
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see
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* <http://www.gnu.org/licenses/lgpl-2.1.html>
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*/
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#ifndef QEMU_PPC_CPU_QOM_H
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#define QEMU_PPC_CPU_QOM_H
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#include "hw/core/cpu.h"
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#ifdef TARGET_PPC64
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#define TYPE_POWERPC_CPU "powerpc64-cpu"
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#else
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#define TYPE_POWERPC_CPU "powerpc-cpu"
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#endif
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#define POWERPC_CPU(obj) ((PowerPCCPU *)obj)
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#define POWERPC_CPU_CLASS(klass) ((PowerPCCPUClass *)klass)
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#define POWERPC_CPU_GET_CLASS(obj) (&((PowerPCCPU *)obj)->cc)
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typedef struct PowerPCCPU PowerPCCPU;
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typedef struct CPUPPCState CPUPPCState;
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typedef struct ppc_tb_t ppc_tb_t;
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typedef struct ppc_dcr_t ppc_dcr_t;
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/*****************************************************************************/
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/* MMU model */
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typedef enum powerpc_mmu_t powerpc_mmu_t;
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enum powerpc_mmu_t {
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POWERPC_MMU_UNKNOWN = 0x00000000,
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/* Standard 32 bits PowerPC MMU */
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POWERPC_MMU_32B = 0x00000001,
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/* PowerPC 6xx MMU with software TLB */
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POWERPC_MMU_SOFT_6xx = 0x00000002,
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/* PowerPC 74xx MMU with software TLB */
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POWERPC_MMU_SOFT_74xx = 0x00000003,
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/* PowerPC 4xx MMU with software TLB */
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POWERPC_MMU_SOFT_4xx = 0x00000004,
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/* PowerPC 4xx MMU with software TLB and zones protections */
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POWERPC_MMU_SOFT_4xx_Z = 0x00000005,
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/* PowerPC MMU in real mode only */
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POWERPC_MMU_REAL = 0x00000006,
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/* Freescale MPC8xx MMU model */
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POWERPC_MMU_MPC8xx = 0x00000007,
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/* BookE MMU model */
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POWERPC_MMU_BOOKE = 0x00000008,
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/* BookE 2.06 MMU model */
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POWERPC_MMU_BOOKE206 = 0x00000009,
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/* PowerPC 601 MMU model (specific BATs format) */
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POWERPC_MMU_601 = 0x0000000A,
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#define POWERPC_MMU_64 0x00010000
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/* 64 bits PowerPC MMU */
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POWERPC_MMU_64B = POWERPC_MMU_64 | 0x00000001,
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/* Architecture 2.03 and later (has LPCR) */
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POWERPC_MMU_2_03 = POWERPC_MMU_64 | 0x00000002,
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/* Architecture 2.06 variant */
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POWERPC_MMU_2_06 = POWERPC_MMU_64 | 0x00000003,
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/* Architecture 2.07 variant */
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POWERPC_MMU_2_07 = POWERPC_MMU_64 | 0x00000004,
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/* Architecture 3.00 variant */
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POWERPC_MMU_3_00 = POWERPC_MMU_64 | 0x00000005,
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};
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/*****************************************************************************/
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/* Exception model */
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typedef enum powerpc_excp_t powerpc_excp_t;
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enum powerpc_excp_t {
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POWERPC_EXCP_UNKNOWN = 0,
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/* Standard PowerPC exception model */
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POWERPC_EXCP_STD,
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/* PowerPC 40x exception model */
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POWERPC_EXCP_40x,
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/* PowerPC 601 exception model */
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POWERPC_EXCP_601,
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/* PowerPC 602 exception model */
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POWERPC_EXCP_602,
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/* PowerPC 603 exception model */
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POWERPC_EXCP_603,
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/* PowerPC 603e exception model */
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POWERPC_EXCP_603E,
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/* PowerPC G2 exception model */
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POWERPC_EXCP_G2,
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/* PowerPC 604 exception model */
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POWERPC_EXCP_604,
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/* PowerPC 7x0 exception model */
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POWERPC_EXCP_7x0,
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/* PowerPC 7x5 exception model */
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POWERPC_EXCP_7x5,
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/* PowerPC 74xx exception model */
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POWERPC_EXCP_74xx,
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/* BookE exception model */
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POWERPC_EXCP_BOOKE,
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/* PowerPC 970 exception model */
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POWERPC_EXCP_970,
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/* POWER7 exception model */
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POWERPC_EXCP_POWER7,
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/* POWER8 exception model */
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POWERPC_EXCP_POWER8,
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/* POWER9 exception model */
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POWERPC_EXCP_POWER9,
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};
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/*****************************************************************************/
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/* PM instructions */
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typedef enum {
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PPC_PM_DOZE,
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PPC_PM_NAP,
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PPC_PM_SLEEP,
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PPC_PM_RVWINKLE,
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PPC_PM_STOP,
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} powerpc_pm_insn_t;
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/*****************************************************************************/
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/* Input pins model */
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typedef enum powerpc_input_t powerpc_input_t;
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enum powerpc_input_t {
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PPC_FLAGS_INPUT_UNKNOWN = 0,
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/* PowerPC 6xx bus */
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PPC_FLAGS_INPUT_6xx,
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/* BookE bus */
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PPC_FLAGS_INPUT_BookE,
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/* PowerPC 405 bus */
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PPC_FLAGS_INPUT_405,
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/* PowerPC 970 bus */
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PPC_FLAGS_INPUT_970,
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/* PowerPC POWER7 bus */
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PPC_FLAGS_INPUT_POWER7,
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/* PowerPC POWER9 bus */
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PPC_FLAGS_INPUT_POWER9,
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/* PowerPC 401 bus */
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PPC_FLAGS_INPUT_401,
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/* Freescale RCPU bus */
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PPC_FLAGS_INPUT_RCPU,
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};
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typedef struct PPCHash64Options PPCHash64Options;
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/**
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* PowerPCCPUClass:
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* @parent_realize: The parent class' realize handler.
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* @parent_reset: The parent class' reset handler.
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*
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* A PowerPC CPU model.
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*/
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typedef struct PowerPCCPUClass {
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/*< private >*/
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CPUClass parent_class;
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/*< public >*/
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void (*parent_reset)(CPUState *cpu);
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uint32_t pvr;
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bool (*pvr_match)(struct PowerPCCPUClass *pcc, uint32_t pvr);
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uint64_t pcr_mask; /* Available bits in PCR register */
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uint64_t pcr_supported; /* Bits for supported PowerISA versions */
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uint32_t svr;
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uint64_t insns_flags;
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uint64_t insns_flags2;
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uint64_t msr_mask;
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uint64_t lpcr_mask; /* Available bits in the LPCR */
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uint64_t lpcr_pm; /* Power-saving mode Exit Cause Enable bits */
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powerpc_mmu_t mmu_model;
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powerpc_excp_t excp_model;
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powerpc_input_t bus_model;
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uint32_t flags;
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int bfd_mach;
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uint32_t l1_dcache_size, l1_icache_size;
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const PPCHash64Options *hash64_opts;
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struct ppc_radix_page_info *radix_page_info;
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uint32_t lrg_decr_bits;
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int n_host_threads;
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void (*init_proc)(CPUPPCState *env);
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int (*check_pow)(CPUPPCState *env);
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int (*handle_mmu_fault)(PowerPCCPU *cpu, vaddr eaddr, int rwx, int mmu_idx);
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bool (*interrupts_big_endian)(PowerPCCPU *cpu);
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} PowerPCCPUClass;
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typedef struct PPCTimebase {
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uint64_t guest_timebase;
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int64_t time_of_the_day_ns;
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bool runstate_paused;
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} PPCTimebase;
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#if 0
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extern const VMStateDescription vmstate_ppc_timebase;
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#define VMSTATE_PPC_TIMEBASE_V(_field, _state, _version) { \
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.name = (stringify(_field)), \
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.version_id = (_version), \
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.size = sizeof(PPCTimebase), \
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.vmsd = &vmstate_ppc_timebase, \
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.flags = VMS_STRUCT, \
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.offset = vmstate_offset_value(_state, _field, PPCTimebase), \
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}
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void cpu_ppc_clock_vm_state_change(void *opaque, int running,
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RunState state);
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#endif
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#endif
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