215 lines
7.4 KiB
C
215 lines
7.4 KiB
C
/*
|
|
* 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
|
|
* <http://www.gnu.org/licenses/lgpl-2.1.html>
|
|
*/
|
|
#ifndef QEMU_PPC_CPU_QOM_H
|
|
#define QEMU_PPC_CPU_QOM_H
|
|
|
|
#include "hw/core/cpu.h"
|
|
#include "qom/object.h"
|
|
|
|
#ifdef TARGET_PPC64
|
|
#define TYPE_POWERPC_CPU "powerpc64-cpu"
|
|
#else
|
|
#define TYPE_POWERPC_CPU "powerpc-cpu"
|
|
#endif
|
|
|
|
OBJECT_DECLARE_CPU_TYPE(PowerPCCPU, PowerPCCPUClass, POWERPC_CPU)
|
|
|
|
typedef struct CPUArchState 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 (this has been
|
|
* disabled, see git history for more information.
|
|
* keywords: tlbld tlbli TLBMISS PTEHI PTELO)
|
|
*/
|
|
POWERPC_MMU_SOFT_74xx = 0x00000003,
|
|
/* PowerPC 4xx MMU with software TLB */
|
|
POWERPC_MMU_SOFT_4xx = 0x00000004,
|
|
/* 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,
|
|
#define POWERPC_MMU_64 0x00010000
|
|
/* 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 | 0x00000003,
|
|
/* Architecture 2.07 variant */
|
|
POWERPC_MMU_2_07 = POWERPC_MMU_64 | 0x00000004,
|
|
/* Architecture 3.00 variant */
|
|
POWERPC_MMU_3_00 = POWERPC_MMU_64 | 0x00000005,
|
|
};
|
|
|
|
static inline bool mmu_is_64bit(powerpc_mmu_t mmu_model)
|
|
{
|
|
return mmu_model & POWERPC_MMU_64;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* 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 603/604/G2 exception model */
|
|
POWERPC_EXCP_6xx,
|
|
/* PowerPC 7xx exception model */
|
|
POWERPC_EXCP_7xx,
|
|
/* 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,
|
|
/* POWER9 exception model */
|
|
POWERPC_EXCP_POWER9,
|
|
/* POWER10 exception model */
|
|
POWERPC_EXCP_POWER10,
|
|
};
|
|
|
|
/*****************************************************************************/
|
|
/* PM instructions */
|
|
typedef enum {
|
|
PPC_PM_DOZE,
|
|
PPC_PM_NAP,
|
|
PPC_PM_SLEEP,
|
|
PPC_PM_RVWINKLE,
|
|
PPC_PM_STOP,
|
|
} 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 POWER9 bus */
|
|
PPC_FLAGS_INPUT_POWER9,
|
|
/* Freescale RCPU bus */
|
|
PPC_FLAGS_INPUT_RCPU,
|
|
};
|
|
|
|
typedef struct PPCHash64Options PPCHash64Options;
|
|
|
|
/**
|
|
* PowerPCCPUClass:
|
|
* @parent_realize: The parent class' realize handler.
|
|
* @parent_phases: The parent class' reset phase handlers.
|
|
*
|
|
* A PowerPC CPU model.
|
|
*/
|
|
struct PowerPCCPUClass {
|
|
/*< private >*/
|
|
CPUClass parent_class;
|
|
/*< public >*/
|
|
|
|
DeviceRealize parent_realize;
|
|
DeviceUnrealize parent_unrealize;
|
|
ResettablePhases parent_phases;
|
|
void (*parent_parse_features)(const char *type, char *str, Error **errp);
|
|
|
|
uint32_t pvr;
|
|
/*
|
|
* If @best is false, match if pcc is in the family of pvr
|
|
* Else match only if pcc is the best match for pvr in this family.
|
|
*/
|
|
bool (*pvr_match)(struct PowerPCCPUClass *pcc, uint32_t pvr, bool best);
|
|
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;
|
|
uint64_t lpcr_mask; /* Available bits in the LPCR */
|
|
uint64_t lpcr_pm; /* Power-saving mode Exit Cause Enable bits */
|
|
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;
|
|
#ifndef CONFIG_USER_ONLY
|
|
unsigned int gdb_num_sprs;
|
|
const char *gdb_spr_xml;
|
|
#endif
|
|
const PPCHash64Options *hash64_opts;
|
|
struct ppc_radix_page_info *radix_page_info;
|
|
uint32_t lrg_decr_bits;
|
|
int n_host_threads;
|
|
void (*init_proc)(CPUPPCState *env);
|
|
int (*check_pow)(CPUPPCState *env);
|
|
};
|
|
|
|
#ifndef CONFIG_USER_ONLY
|
|
typedef struct PPCTimebase {
|
|
uint64_t guest_timebase;
|
|
int64_t time_of_the_day_ns;
|
|
bool runstate_paused;
|
|
} PPCTimebase;
|
|
|
|
extern const 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), \
|
|
}
|
|
|
|
void cpu_ppc_clock_vm_state_change(void *opaque, bool running,
|
|
RunState state);
|
|
#endif
|
|
|
|
#endif
|