/* * S/390 virtual CPU header * * For details on the s390x architecture and used definitions (e.g., * PSW, PER and DAT (Dynamic Address Translation)), please refer to * the "z/Architecture Principles of Operations" - a.k.a. PoP. * * Copyright (c) 2009 Ulrich Hecht * Copyright IBM Corp. 2012, 2018 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see . */ #ifndef S390X_CPU_H #define S390X_CPU_H #include "cpu-qom.h" #include "cpu_models.h" #include "exec/cpu-defs.h" #include "qemu/cpu-float.h" #include "tcg/tcg_s390x.h" #include "qapi/qapi-types-machine-common.h" #define ELF_MACHINE_UNAME "S390X" /* The z/Architecture has a strong memory model with some store-after-load re-ordering */ #define TCG_GUEST_DEFAULT_MO (TCG_MO_ALL & ~TCG_MO_ST_LD) #define TARGET_HAS_PRECISE_SMC #define TARGET_INSN_START_EXTRA_WORDS 2 #define MMU_USER_IDX 0 #define S390_MAX_CPUS 248 #ifndef CONFIG_KVM #define S390_ADAPTER_SUPPRESSIBLE 0x01 #else #define S390_ADAPTER_SUPPRESSIBLE KVM_S390_ADAPTER_SUPPRESSIBLE #endif typedef struct PSW { uint64_t mask; uint64_t addr; } PSW; struct CPUArchState { uint64_t regs[16]; /* GP registers */ /* * The floating point registers are part of the vector registers. * vregs[0][0] -> vregs[15][0] are 16 floating point registers */ uint64_t vregs[32][2] QEMU_ALIGNED(16); /* vector registers */ uint32_t aregs[16]; /* access registers */ uint64_t gscb[4]; /* guarded storage control */ uint64_t etoken; /* etoken */ uint64_t etoken_extension; /* etoken extension */ uint64_t diag318_info; /* Fields up to this point are not cleared by initial CPU reset */ struct {} start_initial_reset_fields; uint32_t fpc; /* floating-point control register */ uint32_t cc_op; bool bpbc; /* branch prediction blocking */ float_status fpu_status; /* passed to softfloat lib */ PSW psw; S390CrashReason crash_reason; uint64_t cc_src; uint64_t cc_dst; uint64_t cc_vr; uint64_t ex_value; uint64_t ex_target; uint64_t __excp_addr; uint64_t psa; uint32_t int_pgm_code; uint32_t int_pgm_ilen; uint32_t int_svc_code; uint32_t int_svc_ilen; uint64_t per_address; uint16_t per_perc_atmid; uint64_t cregs[16]; /* control registers */ uint64_t ckc; uint64_t cputm; uint32_t todpr; uint64_t pfault_token; uint64_t pfault_compare; uint64_t pfault_select; uint64_t gbea; uint64_t pp; /* Fields up to this point are not cleared by normal CPU reset */ struct {} start_normal_reset_fields; uint8_t riccb[64]; /* runtime instrumentation control */ int pending_int; uint16_t external_call_addr; DECLARE_BITMAP(emergency_signals, S390_MAX_CPUS); #if !defined(CONFIG_USER_ONLY) uint64_t tlb_fill_tec; /* translation exception code during tlb_fill */ int tlb_fill_exc; /* exception number seen during tlb_fill */ #endif /* Fields up to this point are cleared by a CPU reset */ struct {} end_reset_fields; #if !defined(CONFIG_USER_ONLY) uint32_t core_id; /* PoP "CPU address", same as cpu_index */ int32_t socket_id; int32_t book_id; int32_t drawer_id; bool dedicated; CpuS390Entitlement entitlement; /* Used only for vertical polarization */ uint64_t cpuid; #endif QEMUTimer *tod_timer; QEMUTimer *cpu_timer; /* * The cpu state represents the logical state of a cpu. In contrast to other * architectures, there is a difference between a halt and a stop on s390. * If all cpus are either stopped (including check stop) or in the disabled * wait state, the vm can be shut down. * The acceptable cpu_state values are defined in the CpuInfoS390State * enum. */ uint8_t cpu_state; /* currently processed sigp order */ uint8_t sigp_order; }; static inline uint64_t *get_freg(CPUS390XState *cs, int nr) { return &cs->vregs[nr][0]; } /** * S390CPU: * @env: #CPUS390XState. * * An S/390 CPU. */ struct ArchCPU { /*< private >*/ CPUState parent_obj; /*< public >*/ CPUS390XState env; S390CPUModel *model; /* needed for live migration */ void *irqstate; uint32_t irqstate_saved_size; }; #ifndef CONFIG_USER_ONLY extern const VMStateDescription vmstate_s390_cpu; #endif /* distinguish between 24 bit and 31 bit addressing */ #define HIGH_ORDER_BIT 0x80000000 /* Interrupt Codes */ /* Program Interrupts */ #define PGM_OPERATION 0x0001 #define PGM_PRIVILEGED 0x0002 #define PGM_EXECUTE 0x0003 #define PGM_PROTECTION 0x0004 #define PGM_ADDRESSING 0x0005 #define PGM_SPECIFICATION 0x0006 #define PGM_DATA 0x0007 #define PGM_FIXPT_OVERFLOW 0x0008 #define PGM_FIXPT_DIVIDE 0x0009 #define PGM_DEC_OVERFLOW 0x000a #define PGM_DEC_DIVIDE 0x000b #define PGM_HFP_EXP_OVERFLOW 0x000c #define PGM_HFP_EXP_UNDERFLOW 0x000d #define PGM_HFP_SIGNIFICANCE 0x000e #define PGM_HFP_DIVIDE 0x000f #define PGM_SEGMENT_TRANS 0x0010 #define PGM_PAGE_TRANS 0x0011 #define PGM_TRANS_SPEC 0x0012 #define PGM_SPECIAL_OP 0x0013 #define PGM_OPERAND 0x0015 #define PGM_TRACE_TABLE 0x0016 #define PGM_VECTOR_PROCESSING 0x001b #define PGM_SPACE_SWITCH 0x001c #define PGM_HFP_SQRT 0x001d #define PGM_PC_TRANS_SPEC 0x001f #define PGM_AFX_TRANS 0x0020 #define PGM_ASX_TRANS 0x0021 #define PGM_LX_TRANS 0x0022 #define PGM_EX_TRANS 0x0023 #define PGM_PRIM_AUTH 0x0024 #define PGM_SEC_AUTH 0x0025 #define PGM_ALET_SPEC 0x0028 #define PGM_ALEN_SPEC 0x0029 #define PGM_ALE_SEQ 0x002a #define PGM_ASTE_VALID 0x002b #define PGM_ASTE_SEQ 0x002c #define PGM_EXT_AUTH 0x002d #define PGM_STACK_FULL 0x0030 #define PGM_STACK_EMPTY 0x0031 #define PGM_STACK_SPEC 0x0032 #define PGM_STACK_TYPE 0x0033 #define PGM_STACK_OP 0x0034 #define PGM_ASCE_TYPE 0x0038 #define PGM_REG_FIRST_TRANS 0x0039 #define PGM_REG_SEC_TRANS 0x003a #define PGM_REG_THIRD_TRANS 0x003b #define PGM_MONITOR 0x0040 #define PGM_PER 0x0080 #define PGM_CRYPTO 0x0119 /* External Interrupts */ #define EXT_INTERRUPT_KEY 0x0040 #define EXT_CLOCK_COMP 0x1004 #define EXT_CPU_TIMER 0x1005 #define EXT_MALFUNCTION 0x1200 #define EXT_EMERGENCY 0x1201 #define EXT_EXTERNAL_CALL 0x1202 #define EXT_ETR 0x1406 #define EXT_SERVICE 0x2401 #define EXT_VIRTIO 0x2603 /* PSW defines */ #undef PSW_MASK_PER #undef PSW_MASK_UNUSED_2 #undef PSW_MASK_UNUSED_3 #undef PSW_MASK_DAT #undef PSW_MASK_IO #undef PSW_MASK_EXT #undef PSW_MASK_KEY #undef PSW_SHIFT_KEY #undef PSW_MASK_MCHECK #undef PSW_MASK_WAIT #undef PSW_MASK_PSTATE #undef PSW_MASK_ASC #undef PSW_SHIFT_ASC #undef PSW_MASK_CC #undef PSW_MASK_PM #undef PSW_MASK_RI #undef PSW_SHIFT_MASK_PM #undef PSW_MASK_64 #undef PSW_MASK_32 #undef PSW_MASK_ESA_ADDR #define PSW_MASK_PER 0x4000000000000000ULL #define PSW_MASK_UNUSED_2 0x2000000000000000ULL #define PSW_MASK_UNUSED_3 0x1000000000000000ULL #define PSW_MASK_DAT 0x0400000000000000ULL #define PSW_MASK_IO 0x0200000000000000ULL #define PSW_MASK_EXT 0x0100000000000000ULL #define PSW_MASK_KEY 0x00F0000000000000ULL #define PSW_SHIFT_KEY 52 #define PSW_MASK_SHORTPSW 0x0008000000000000ULL #define PSW_MASK_MCHECK 0x0004000000000000ULL #define PSW_MASK_WAIT 0x0002000000000000ULL #define PSW_MASK_PSTATE 0x0001000000000000ULL #define PSW_MASK_ASC 0x0000C00000000000ULL #define PSW_SHIFT_ASC 46 #define PSW_MASK_CC 0x0000300000000000ULL #define PSW_MASK_PM 0x00000F0000000000ULL #define PSW_SHIFT_MASK_PM 40 #define PSW_MASK_RI 0x0000008000000000ULL #define PSW_MASK_64 0x0000000100000000ULL #define PSW_MASK_32 0x0000000080000000ULL #define PSW_MASK_SHORT_ADDR 0x000000007fffffffULL #define PSW_MASK_SHORT_CTRL 0xffffffff80000000ULL #define PSW_MASK_RESERVED 0xb80800fe7fffffffULL #undef PSW_ASC_PRIMARY #undef PSW_ASC_ACCREG #undef PSW_ASC_SECONDARY #undef PSW_ASC_HOME #define PSW_ASC_PRIMARY 0x0000000000000000ULL #define PSW_ASC_ACCREG 0x0000400000000000ULL #define PSW_ASC_SECONDARY 0x0000800000000000ULL #define PSW_ASC_HOME 0x0000C00000000000ULL /* the address space values shifted */ #define AS_PRIMARY 0 #define AS_ACCREG 1 #define AS_SECONDARY 2 #define AS_HOME 3 /* tb flags */ #define FLAG_MASK_PSW_SHIFT 31 #define FLAG_MASK_PER (PSW_MASK_PER >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_DAT (PSW_MASK_DAT >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_PSTATE (PSW_MASK_PSTATE >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_ASC (PSW_MASK_ASC >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_64 (PSW_MASK_64 >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_32 (PSW_MASK_32 >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_PSW (FLAG_MASK_PER | FLAG_MASK_DAT | FLAG_MASK_PSTATE \ | FLAG_MASK_ASC | FLAG_MASK_64 | FLAG_MASK_32) /* we'll use some unused PSW positions to store CR flags in tb flags */ #define FLAG_MASK_AFP (PSW_MASK_UNUSED_2 >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_VECTOR (PSW_MASK_UNUSED_3 >> FLAG_MASK_PSW_SHIFT) /* Control register 0 bits */ #define CR0_LOWPROT 0x0000000010000000ULL #define CR0_SECONDARY 0x0000000004000000ULL #define CR0_EDAT 0x0000000000800000ULL #define CR0_AFP 0x0000000000040000ULL #define CR0_VECTOR 0x0000000000020000ULL #define CR0_IEP 0x0000000000100000ULL #define CR0_EMERGENCY_SIGNAL_SC 0x0000000000004000ULL #define CR0_EXTERNAL_CALL_SC 0x0000000000002000ULL #define CR0_CKC_SC 0x0000000000000800ULL #define CR0_CPU_TIMER_SC 0x0000000000000400ULL #define CR0_SERVICE_SC 0x0000000000000200ULL /* Control register 14 bits */ #define CR14_CHANNEL_REPORT_SC 0x0000000010000000ULL /* MMU */ #define MMU_PRIMARY_IDX 0 #define MMU_SECONDARY_IDX 1 #define MMU_HOME_IDX 2 #define MMU_REAL_IDX 3 static inline int cpu_mmu_index(CPUS390XState *env, bool ifetch) { #ifdef CONFIG_USER_ONLY return MMU_USER_IDX; #else if (!(env->psw.mask & PSW_MASK_DAT)) { return MMU_REAL_IDX; } if (ifetch) { if ((env->psw.mask & PSW_MASK_ASC) == PSW_ASC_HOME) { return MMU_HOME_IDX; } return MMU_PRIMARY_IDX; } switch (env->psw.mask & PSW_MASK_ASC) { case PSW_ASC_PRIMARY: return MMU_PRIMARY_IDX; case PSW_ASC_SECONDARY: return MMU_SECONDARY_IDX; case PSW_ASC_HOME: return MMU_HOME_IDX; case PSW_ASC_ACCREG: /* Fallthrough: access register mode is not yet supported */ default: abort(); } #endif } static inline void cpu_get_tb_cpu_state(CPUS390XState *env, vaddr *pc, uint64_t *cs_base, uint32_t *flags) { if (env->psw.addr & 1) { /* * Instructions must be at even addresses. * This needs to be checked before address translation. */ env->int_pgm_ilen = 2; /* see s390_cpu_tlb_fill() */ tcg_s390_program_interrupt(env, PGM_SPECIFICATION, 0); } *pc = env->psw.addr; *cs_base = env->ex_value; *flags = (env->psw.mask >> FLAG_MASK_PSW_SHIFT) & FLAG_MASK_PSW; if (env->cregs[0] & CR0_AFP) { *flags |= FLAG_MASK_AFP; } if (env->cregs[0] & CR0_VECTOR) { *flags |= FLAG_MASK_VECTOR; } } /* PER bits from control register 9 */ #define PER_CR9_EVENT_BRANCH 0x80000000 #define PER_CR9_EVENT_IFETCH 0x40000000 #define PER_CR9_EVENT_STORE 0x20000000 #define PER_CR9_EVENT_STORE_REAL 0x08000000 #define PER_CR9_EVENT_NULLIFICATION 0x01000000 #define PER_CR9_CONTROL_BRANCH_ADDRESS 0x00800000 #define PER_CR9_CONTROL_ALTERATION 0x00200000 /* PER bits from the PER CODE/ATMID/AI in lowcore */ #define PER_CODE_EVENT_BRANCH 0x8000 #define PER_CODE_EVENT_IFETCH 0x4000 #define PER_CODE_EVENT_STORE 0x2000 #define PER_CODE_EVENT_STORE_REAL 0x0800 #define PER_CODE_EVENT_NULLIFICATION 0x0100 #define EXCP_EXT 1 /* external interrupt */ #define EXCP_SVC 2 /* supervisor call (syscall) */ #define EXCP_PGM 3 /* program interruption */ #define EXCP_RESTART 4 /* restart interrupt */ #define EXCP_STOP 5 /* stop interrupt */ #define EXCP_IO 7 /* I/O interrupt */ #define EXCP_MCHK 8 /* machine check */ #define INTERRUPT_EXT_CPU_TIMER (1 << 3) #define INTERRUPT_EXT_CLOCK_COMPARATOR (1 << 4) #define INTERRUPT_EXTERNAL_CALL (1 << 5) #define INTERRUPT_EMERGENCY_SIGNAL (1 << 6) #define INTERRUPT_RESTART (1 << 7) #define INTERRUPT_STOP (1 << 8) /* Program Status Word. */ #define S390_PSWM_REGNUM 0 #define S390_PSWA_REGNUM 1 /* General Purpose Registers. */ #define S390_R0_REGNUM 2 #define S390_R1_REGNUM 3 #define S390_R2_REGNUM 4 #define S390_R3_REGNUM 5 #define S390_R4_REGNUM 6 #define S390_R5_REGNUM 7 #define S390_R6_REGNUM 8 #define S390_R7_REGNUM 9 #define S390_R8_REGNUM 10 #define S390_R9_REGNUM 11 #define S390_R10_REGNUM 12 #define S390_R11_REGNUM 13 #define S390_R12_REGNUM 14 #define S390_R13_REGNUM 15 #define S390_R14_REGNUM 16 #define S390_R15_REGNUM 17 /* Total Core Registers. */ #define S390_NUM_CORE_REGS 18 static inline void setcc(S390CPU *cpu, uint64_t cc) { CPUS390XState *env = &cpu->env; env->psw.mask &= ~(3ull << 44); env->psw.mask |= (cc & 3) << 44; env->cc_op = cc; } /* STSI */ #define STSI_R0_FC_MASK 0x00000000f0000000ULL #define STSI_R0_FC_CURRENT 0x0000000000000000ULL #define STSI_R0_FC_LEVEL_1 0x0000000010000000ULL #define STSI_R0_FC_LEVEL_2 0x0000000020000000ULL #define STSI_R0_FC_LEVEL_3 0x0000000030000000ULL #define STSI_R0_RESERVED_MASK 0x000000000fffff00ULL #define STSI_R0_SEL1_MASK 0x00000000000000ffULL #define STSI_R1_RESERVED_MASK 0x00000000ffff0000ULL #define STSI_R1_SEL2_MASK 0x000000000000ffffULL /* Basic Machine Configuration */ typedef struct SysIB_111 { uint8_t res1[32]; uint8_t manuf[16]; uint8_t type[4]; uint8_t res2[12]; uint8_t model[16]; uint8_t sequence[16]; uint8_t plant[4]; uint8_t res3[3996]; } SysIB_111; QEMU_BUILD_BUG_ON(sizeof(SysIB_111) != 4096); /* Basic Machine CPU */ typedef struct SysIB_121 { uint8_t res1[80]; uint8_t sequence[16]; uint8_t plant[4]; uint8_t res2[2]; uint16_t cpu_addr; uint8_t res3[3992]; } SysIB_121; QEMU_BUILD_BUG_ON(sizeof(SysIB_121) != 4096); /* Basic Machine CPUs */ typedef struct SysIB_122 { uint8_t res1[32]; uint32_t capability; uint16_t total_cpus; uint16_t conf_cpus; uint16_t standby_cpus; uint16_t reserved_cpus; uint16_t adjustments[2026]; } SysIB_122; QEMU_BUILD_BUG_ON(sizeof(SysIB_122) != 4096); /* LPAR CPU */ typedef struct SysIB_221 { uint8_t res1[80]; uint8_t sequence[16]; uint8_t plant[4]; uint16_t cpu_id; uint16_t cpu_addr; uint8_t res3[3992]; } SysIB_221; QEMU_BUILD_BUG_ON(sizeof(SysIB_221) != 4096); /* LPAR CPUs */ typedef struct SysIB_222 { uint8_t res1[32]; uint16_t lpar_num; uint8_t res2; uint8_t lcpuc; uint16_t total_cpus; uint16_t conf_cpus; uint16_t standby_cpus; uint16_t reserved_cpus; uint8_t name[8]; uint32_t caf; uint8_t res3[16]; uint16_t dedicated_cpus; uint16_t shared_cpus; uint8_t res4[4020]; } SysIB_222; QEMU_BUILD_BUG_ON(sizeof(SysIB_222) != 4096); /* VM CPUs */ typedef struct SysIB_322 { uint8_t res1[31]; uint8_t count; struct { uint8_t res2[4]; uint16_t total_cpus; uint16_t conf_cpus; uint16_t standby_cpus; uint16_t reserved_cpus; uint8_t name[8]; uint32_t caf; uint8_t cpi[16]; uint8_t res5[3]; uint8_t ext_name_encoding; uint32_t res3; uint8_t uuid[16]; } vm[8]; uint8_t res4[1504]; uint8_t ext_names[8][256]; } SysIB_322; QEMU_BUILD_BUG_ON(sizeof(SysIB_322) != 4096); /* * Topology Magnitude fields (MAG) indicates the maximum number of * topology list entries (TLE) at the corresponding nesting level. */ #define S390_TOPOLOGY_MAG 6 #define S390_TOPOLOGY_MAG6 0 #define S390_TOPOLOGY_MAG5 1 #define S390_TOPOLOGY_MAG4 2 #define S390_TOPOLOGY_MAG3 3 #define S390_TOPOLOGY_MAG2 4 #define S390_TOPOLOGY_MAG1 5 /* Configuration topology */ typedef struct SysIB_151x { uint8_t reserved0[2]; uint16_t length; uint8_t mag[S390_TOPOLOGY_MAG]; uint8_t reserved1; uint8_t mnest; uint32_t reserved2; char tle[]; } SysIB_151x; QEMU_BUILD_BUG_ON(sizeof(SysIB_151x) != 16); typedef union SysIB { SysIB_111 sysib_111; SysIB_121 sysib_121; SysIB_122 sysib_122; SysIB_221 sysib_221; SysIB_222 sysib_222; SysIB_322 sysib_322; SysIB_151x sysib_151x; } SysIB; QEMU_BUILD_BUG_ON(sizeof(SysIB) != 4096); /* * CPU Topology List provided by STSI with fc=15 provides a list * of two different Topology List Entries (TLE) types to specify * the topology hierarchy. * * - Container Topology List Entry * Defines a container to contain other Topology List Entries * of any type, nested containers or CPU. * - CPU Topology List Entry * Specifies the CPUs position, type, entitlement and polarization * of the CPUs contained in the last container TLE. * * There can be theoretically up to five levels of containers, QEMU * uses only three levels, the drawer's, book's and socket's level. * * A container with a nesting level (NL) greater than 1 can only * contain another container of nesting level NL-1. * * A container of nesting level 1 (socket), contains as many CPU TLE * as needed to describe the position and qualities of all CPUs inside * the container. * The qualities of a CPU are polarization, entitlement and type. * * The CPU TLE defines the position of the CPUs of identical qualities * using a 64bits mask which first bit has its offset defined by * the CPU address origin field of the CPU TLE like in: * CPU address = origin * 64 + bit position within the mask */ /* Container type Topology List Entry */ typedef struct SYSIBContainerListEntry { uint8_t nl; uint8_t reserved[6]; uint8_t id; } SYSIBContainerListEntry; QEMU_BUILD_BUG_ON(sizeof(SYSIBContainerListEntry) != 8); /* CPU type Topology List Entry */ typedef struct SysIBCPUListEntry { uint8_t nl; uint8_t reserved0[3]; #define SYSIB_TLE_POLARITY_MASK 0x03 #define SYSIB_TLE_DEDICATED 0x04 uint8_t flags; uint8_t type; uint16_t origin; uint64_t mask; } SysIBCPUListEntry; QEMU_BUILD_BUG_ON(sizeof(SysIBCPUListEntry) != 16); void insert_stsi_15_1_x(S390CPU *cpu, int sel2, uint64_t addr, uint8_t ar, uintptr_t ra); /* MMU defines */ #define ASCE_ORIGIN (~0xfffULL) /* segment table origin */ #define ASCE_SUBSPACE 0x200 /* subspace group control */ #define ASCE_PRIVATE_SPACE 0x100 /* private space control */ #define ASCE_ALT_EVENT 0x80 /* storage alteration event control */ #define ASCE_SPACE_SWITCH 0x40 /* space switch event */ #define ASCE_REAL_SPACE 0x20 /* real space control */ #define ASCE_TYPE_MASK 0x0c /* asce table type mask */ #define ASCE_TYPE_REGION1 0x0c /* region first table type */ #define ASCE_TYPE_REGION2 0x08 /* region second table type */ #define ASCE_TYPE_REGION3 0x04 /* region third table type */ #define ASCE_TYPE_SEGMENT 0x00 /* segment table type */ #define ASCE_TABLE_LENGTH 0x03 /* region table length */ #define REGION_ENTRY_ORIGIN 0xfffffffffffff000ULL #define REGION_ENTRY_P 0x0000000000000200ULL #define REGION_ENTRY_TF 0x00000000000000c0ULL #define REGION_ENTRY_I 0x0000000000000020ULL #define REGION_ENTRY_TT 0x000000000000000cULL #define REGION_ENTRY_TL 0x0000000000000003ULL #define REGION_ENTRY_TT_REGION1 0x000000000000000cULL #define REGION_ENTRY_TT_REGION2 0x0000000000000008ULL #define REGION_ENTRY_TT_REGION3 0x0000000000000004ULL #define REGION3_ENTRY_RFAA 0xffffffff80000000ULL #define REGION3_ENTRY_AV 0x0000000000010000ULL #define REGION3_ENTRY_ACC 0x000000000000f000ULL #define REGION3_ENTRY_F 0x0000000000000800ULL #define REGION3_ENTRY_FC 0x0000000000000400ULL #define REGION3_ENTRY_IEP 0x0000000000000100ULL #define REGION3_ENTRY_CR 0x0000000000000010ULL #define SEGMENT_ENTRY_ORIGIN 0xfffffffffffff800ULL #define SEGMENT_ENTRY_SFAA 0xfffffffffff00000ULL #define SEGMENT_ENTRY_AV 0x0000000000010000ULL #define SEGMENT_ENTRY_ACC 0x000000000000f000ULL #define SEGMENT_ENTRY_F 0x0000000000000800ULL #define SEGMENT_ENTRY_FC 0x0000000000000400ULL #define SEGMENT_ENTRY_P 0x0000000000000200ULL #define SEGMENT_ENTRY_IEP 0x0000000000000100ULL #define SEGMENT_ENTRY_I 0x0000000000000020ULL #define SEGMENT_ENTRY_CS 0x0000000000000010ULL #define SEGMENT_ENTRY_TT 0x000000000000000cULL #define SEGMENT_ENTRY_TT_SEGMENT 0x0000000000000000ULL #define PAGE_ENTRY_0 0x0000000000000800ULL #define PAGE_ENTRY_I 0x0000000000000400ULL #define PAGE_ENTRY_P 0x0000000000000200ULL #define PAGE_ENTRY_IEP 0x0000000000000100ULL #define VADDR_REGION1_TX_MASK 0xffe0000000000000ULL #define VADDR_REGION2_TX_MASK 0x001ffc0000000000ULL #define VADDR_REGION3_TX_MASK 0x000003ff80000000ULL #define VADDR_SEGMENT_TX_MASK 0x000000007ff00000ULL #define VADDR_PAGE_TX_MASK 0x00000000000ff000ULL #define VADDR_REGION1_TX(vaddr) (((vaddr) & VADDR_REGION1_TX_MASK) >> 53) #define VADDR_REGION2_TX(vaddr) (((vaddr) & VADDR_REGION2_TX_MASK) >> 42) #define VADDR_REGION3_TX(vaddr) (((vaddr) & VADDR_REGION3_TX_MASK) >> 31) #define VADDR_SEGMENT_TX(vaddr) (((vaddr) & VADDR_SEGMENT_TX_MASK) >> 20) #define VADDR_PAGE_TX(vaddr) (((vaddr) & VADDR_PAGE_TX_MASK) >> 12) #define VADDR_REGION1_TL(vaddr) (((vaddr) & 0xc000000000000000ULL) >> 62) #define VADDR_REGION2_TL(vaddr) (((vaddr) & 0x0018000000000000ULL) >> 51) #define VADDR_REGION3_TL(vaddr) (((vaddr) & 0x0000030000000000ULL) >> 40) #define VADDR_SEGMENT_TL(vaddr) (((vaddr) & 0x0000000060000000ULL) >> 29) #define SK_C (0x1 << 1) #define SK_R (0x1 << 2) #define SK_F (0x1 << 3) #define SK_ACC_MASK (0xf << 4) /* SIGP order codes */ #define SIGP_SENSE 0x01 #define SIGP_EXTERNAL_CALL 0x02 #define SIGP_EMERGENCY 0x03 #define SIGP_START 0x04 #define SIGP_STOP 0x05 #define SIGP_RESTART 0x06 #define SIGP_STOP_STORE_STATUS 0x09 #define SIGP_INITIAL_CPU_RESET 0x0b #define SIGP_CPU_RESET 0x0c #define SIGP_SET_PREFIX 0x0d #define SIGP_STORE_STATUS_ADDR 0x0e #define SIGP_SET_ARCH 0x12 #define SIGP_COND_EMERGENCY 0x13 #define SIGP_SENSE_RUNNING 0x15 #define SIGP_STORE_ADTL_STATUS 0x17 /* SIGP condition codes */ #define SIGP_CC_ORDER_CODE_ACCEPTED 0 #define SIGP_CC_STATUS_STORED 1 #define SIGP_CC_BUSY 2 #define SIGP_CC_NOT_OPERATIONAL 3 /* SIGP status bits */ #define SIGP_STAT_EQUIPMENT_CHECK 0x80000000UL #define SIGP_STAT_NOT_RUNNING 0x00000400UL #define SIGP_STAT_INCORRECT_STATE 0x00000200UL #define SIGP_STAT_INVALID_PARAMETER 0x00000100UL #define SIGP_STAT_EXT_CALL_PENDING 0x00000080UL #define SIGP_STAT_STOPPED 0x00000040UL #define SIGP_STAT_OPERATOR_INTERV 0x00000020UL #define SIGP_STAT_CHECK_STOP 0x00000010UL #define SIGP_STAT_INOPERATIVE 0x00000004UL #define SIGP_STAT_INVALID_ORDER 0x00000002UL #define SIGP_STAT_RECEIVER_CHECK 0x00000001UL /* SIGP order code mask corresponding to bit positions 56-63 */ #define SIGP_ORDER_MASK 0x000000ff /* machine check interruption code */ /* subclasses */ #define MCIC_SC_SD 0x8000000000000000ULL #define MCIC_SC_PD 0x4000000000000000ULL #define MCIC_SC_SR 0x2000000000000000ULL #define MCIC_SC_CD 0x0800000000000000ULL #define MCIC_SC_ED 0x0400000000000000ULL #define MCIC_SC_DG 0x0100000000000000ULL #define MCIC_SC_W 0x0080000000000000ULL #define MCIC_SC_CP 0x0040000000000000ULL #define MCIC_SC_SP 0x0020000000000000ULL #define MCIC_SC_CK 0x0010000000000000ULL /* subclass modifiers */ #define MCIC_SCM_B 0x0002000000000000ULL #define MCIC_SCM_DA 0x0000000020000000ULL #define MCIC_SCM_AP 0x0000000000080000ULL /* storage errors */ #define MCIC_SE_SE 0x0000800000000000ULL #define MCIC_SE_SC 0x0000400000000000ULL #define MCIC_SE_KE 0x0000200000000000ULL #define MCIC_SE_DS 0x0000100000000000ULL #define MCIC_SE_IE 0x0000000080000000ULL /* validity bits */ #define MCIC_VB_WP 0x0000080000000000ULL #define MCIC_VB_MS 0x0000040000000000ULL #define MCIC_VB_PM 0x0000020000000000ULL #define MCIC_VB_IA 0x0000010000000000ULL #define MCIC_VB_FA 0x0000008000000000ULL #define MCIC_VB_VR 0x0000004000000000ULL #define MCIC_VB_EC 0x0000002000000000ULL #define MCIC_VB_FP 0x0000001000000000ULL #define MCIC_VB_GR 0x0000000800000000ULL #define MCIC_VB_CR 0x0000000400000000ULL #define MCIC_VB_ST 0x0000000100000000ULL #define MCIC_VB_AR 0x0000000040000000ULL #define MCIC_VB_GS 0x0000000008000000ULL #define MCIC_VB_PR 0x0000000000200000ULL #define MCIC_VB_FC 0x0000000000100000ULL #define MCIC_VB_CT 0x0000000000020000ULL #define MCIC_VB_CC 0x0000000000010000ULL static inline uint64_t s390_build_validity_mcic(void) { uint64_t mcic; /* * Indicate all validity bits (no damage) only. Other bits have to be * added by the caller. (storage errors, subclasses and subclass modifiers) */ mcic = MCIC_VB_WP | MCIC_VB_MS | MCIC_VB_PM | MCIC_VB_IA | MCIC_VB_FP | MCIC_VB_GR | MCIC_VB_CR | MCIC_VB_ST | MCIC_VB_AR | MCIC_VB_PR | MCIC_VB_FC | MCIC_VB_CT | MCIC_VB_CC; if (s390_has_feat(S390_FEAT_VECTOR)) { mcic |= MCIC_VB_VR; } if (s390_has_feat(S390_FEAT_GUARDED_STORAGE)) { mcic |= MCIC_VB_GS; } return mcic; } static inline void s390_do_cpu_full_reset(CPUState *cs, run_on_cpu_data arg) { cpu_reset(cs); } static inline void s390_do_cpu_reset(CPUState *cs, run_on_cpu_data arg) { S390CPUClass *scc = S390_CPU_GET_CLASS(cs); scc->reset(cs, S390_CPU_RESET_NORMAL); } static inline void s390_do_cpu_initial_reset(CPUState *cs, run_on_cpu_data arg) { S390CPUClass *scc = S390_CPU_GET_CLASS(cs); scc->reset(cs, S390_CPU_RESET_INITIAL); } static inline void s390_do_cpu_load_normal(CPUState *cs, run_on_cpu_data arg) { S390CPUClass *scc = S390_CPU_GET_CLASS(cs); scc->load_normal(cs); } /* cpu.c */ void s390_crypto_reset(void); int s390_set_memory_limit(uint64_t new_limit, uint64_t *hw_limit); void s390_set_max_pagesize(uint64_t pagesize, Error **errp); void s390_cmma_reset(void); void s390_enable_css_support(S390CPU *cpu); void s390_do_cpu_set_diag318(CPUState *cs, run_on_cpu_data arg); int s390_assign_subch_ioeventfd(EventNotifier *notifier, uint32_t sch_id, int vq, bool assign); #ifndef CONFIG_USER_ONLY unsigned int s390_cpu_set_state(uint8_t cpu_state, S390CPU *cpu); #else static inline unsigned int s390_cpu_set_state(uint8_t cpu_state, S390CPU *cpu) { return 0; } #endif /* CONFIG_USER_ONLY */ static inline uint8_t s390_cpu_get_state(S390CPU *cpu) { return cpu->env.cpu_state; } /* cpu_models.c */ void s390_cpu_list(void); #define cpu_list s390_cpu_list void s390_set_qemu_cpu_model(uint16_t type, uint8_t gen, uint8_t ec_ga, const S390FeatInit feat_init); /* helper.c */ #define S390_CPU_TYPE_SUFFIX "-" TYPE_S390_CPU #define S390_CPU_TYPE_NAME(name) (name S390_CPU_TYPE_SUFFIX) #define CPU_RESOLVING_TYPE TYPE_S390_CPU /* interrupt.c */ #define RA_IGNORED 0 void s390_program_interrupt(CPUS390XState *env, uint32_t code, uintptr_t ra); /* service interrupts are floating therefore we must not pass an cpustate */ void s390_sclp_extint(uint32_t parm); /* mmu_helper.c */ int s390_cpu_virt_mem_rw(S390CPU *cpu, vaddr laddr, uint8_t ar, void *hostbuf, int len, bool is_write); #define s390_cpu_virt_mem_read(cpu, laddr, ar, dest, len) \ s390_cpu_virt_mem_rw(cpu, laddr, ar, dest, len, false) #define s390_cpu_virt_mem_write(cpu, laddr, ar, dest, len) \ s390_cpu_virt_mem_rw(cpu, laddr, ar, dest, len, true) #define s390_cpu_virt_mem_check_read(cpu, laddr, ar, len) \ s390_cpu_virt_mem_rw(cpu, laddr, ar, NULL, len, false) #define s390_cpu_virt_mem_check_write(cpu, laddr, ar, len) \ s390_cpu_virt_mem_rw(cpu, laddr, ar, NULL, len, true) void s390_cpu_virt_mem_handle_exc(S390CPU *cpu, uintptr_t ra); int s390_cpu_pv_mem_rw(S390CPU *cpu, unsigned int offset, void *hostbuf, int len, bool is_write); #define s390_cpu_pv_mem_read(cpu, offset, dest, len) \ s390_cpu_pv_mem_rw(cpu, offset, dest, len, false) #define s390_cpu_pv_mem_write(cpu, offset, dest, len) \ s390_cpu_pv_mem_rw(cpu, offset, dest, len, true) /* sigp.c */ int s390_cpu_restart(S390CPU *cpu); void s390_init_sigp(void); /* helper.c */ void s390_cpu_set_psw(CPUS390XState *env, uint64_t mask, uint64_t addr); uint64_t s390_cpu_get_psw_mask(CPUS390XState *env); /* outside of target/s390x/ */ S390CPU *s390_cpu_addr2state(uint16_t cpu_addr); #include "exec/cpu-all.h" #endif