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Diffstat (limited to 'target/ppc/cpu-qom.h')
| -rw-r--r-- | target/ppc/cpu-qom.h | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h new file mode 100644 index 0000000000..d46c31a15d --- /dev/null +++ b/target/ppc/cpu-qom.h @@ -0,0 +1,219 @@ +/* + * 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 "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, + /* FIXME Add POWERPC_MMU_3_OO defines */ + /* 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; + DeviceUnrealize parent_unrealize; + 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 |