diff options
32 files changed, 592 insertions, 2250 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index b0b845f445..4b3ae2ab08 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -408,7 +408,7 @@ M: Paolo Bonzini <pbonzini@redhat.com> M: Marcelo Tosatti <mtosatti@redhat.com> L: kvm@vger.kernel.org S: Supported -F: docs/amd-memory-encryption.txt +F: docs/system/i386/amd-memory-encryption.rst F: docs/system/i386/sgx.rst F: target/i386/kvm/ F: target/i386/sev* diff --git a/docs/confidential-guest-support.txt b/docs/system/confidential-guest-support.rst index 71d07ba57a..0c490dbda2 100644 --- a/docs/confidential-guest-support.txt +++ b/docs/system/confidential-guest-support.rst @@ -19,10 +19,10 @@ Running a Confidential Guest To run a confidential guest you need to add two command line parameters: -1. Use "-object" to create a "confidential guest support" object. The +1. Use ``-object`` to create a "confidential guest support" object. The type and parameters will vary with the specific mechanism to be used -2. Set the "confidential-guest-support" machine parameter to the ID of +2. Set the ``confidential-guest-support`` machine parameter to the ID of the object from (1). Example (for AMD SEV):: @@ -37,13 +37,8 @@ Supported mechanisms Currently supported confidential guest mechanisms are: -AMD Secure Encrypted Virtualization (SEV) - docs/amd-memory-encryption.txt - -POWER Protected Execution Facility (PEF) - docs/papr-pef.txt - -s390x Protected Virtualization (PV) - docs/system/s390x/protvirt.rst +* AMD Secure Encrypted Virtualization (SEV) (see :doc:`i386/amd-memory-encryption`) +* POWER Protected Execution Facility (PEF) (see :ref:`power-papr-protected-execution-facility-pef`) +* s390x Protected Virtualization (PV) (see :doc:`s390x/protvirt`) Other mechanisms may be supported in future. diff --git a/docs/amd-memory-encryption.txt b/docs/system/i386/amd-memory-encryption.rst index ffca382b5f..215946f813 100644 --- a/docs/amd-memory-encryption.txt +++ b/docs/system/i386/amd-memory-encryption.rst @@ -1,3 +1,6 @@ +AMD Secure Encrypted Virtualization (SEV) +========================================= + Secure Encrypted Virtualization (SEV) is a feature found on AMD processors. SEV is an extension to the AMD-V architecture which supports running encrypted @@ -24,17 +27,18 @@ the hypervisor to satisfy the requested function. Launching --------- + Boot images (such as bios) must be encrypted before a guest can be booted. The -MEMORY_ENCRYPT_OP ioctl provides commands to encrypt the images: LAUNCH_START, -LAUNCH_UPDATE_DATA, LAUNCH_MEASURE and LAUNCH_FINISH. These four commands +``MEMORY_ENCRYPT_OP`` ioctl provides commands to encrypt the images: ``LAUNCH_START``, +``LAUNCH_UPDATE_DATA``, ``LAUNCH_MEASURE`` and ``LAUNCH_FINISH``. These four commands together generate a fresh memory encryption key for the VM, encrypt the boot images and provide a measurement than can be used as an attestation of a successful launch. -For a SEV-ES guest, the LAUNCH_UPDATE_VMSA command is also used to encrypt the +For a SEV-ES guest, the ``LAUNCH_UPDATE_VMSA`` command is also used to encrypt the guest register state, or VM save area (VMSA), for all of the guest vCPUs. -LAUNCH_START is called first to create a cryptographic launch context within +``LAUNCH_START`` is called first to create a cryptographic launch context within the firmware. To create this context, guest owner must provide a guest policy, its public Diffie-Hellman key (PDH) and session parameters. These inputs should be treated as a binary blob and must be passed as-is to the SEV firmware. @@ -45,37 +49,37 @@ in bad measurement). The guest policy is a 4-byte data structure containing several flags that restricts what can be done on a running SEV guest. See KM Spec section 3 and 6.2 for more details. -The guest policy can be provided via the 'policy' property (see below) +The guest policy can be provided via the ``policy`` property:: -# ${QEMU} \ - sev-guest,id=sev0,policy=0x1...\ + # ${QEMU} \ + sev-guest,id=sev0,policy=0x1...\ Setting the "SEV-ES required" policy bit (bit 2) will launch the guest as a -SEV-ES guest (see below) +SEV-ES guest:: -# ${QEMU} \ - sev-guest,id=sev0,policy=0x5...\ + # ${QEMU} \ + sev-guest,id=sev0,policy=0x5...\ The guest owner provided DH certificate and session parameters will be used to establish a cryptographic session with the guest owner to negotiate keys used for the attestation. -The DH certificate and session blob can be provided via the 'dh-cert-file' and -'session-file' properties (see below) +The DH certificate and session blob can be provided via the ``dh-cert-file`` and +``session-file`` properties:: -# ${QEMU} \ - sev-guest,id=sev0,dh-cert-file=<file1>,session-file=<file2> + # ${QEMU} \ + sev-guest,id=sev0,dh-cert-file=<file1>,session-file=<file2> -LAUNCH_UPDATE_DATA encrypts the memory region using the cryptographic context -created via the LAUNCH_START command. If required, this command can be called +``LAUNCH_UPDATE_DATA`` encrypts the memory region using the cryptographic context +created via the ``LAUNCH_START`` command. If required, this command can be called multiple times to encrypt different memory regions. The command also calculates the measurement of the memory contents as it encrypts. -LAUNCH_UPDATE_VMSA encrypts all the vCPU VMSAs for a SEV-ES guest using the -cryptographic context created via the LAUNCH_START command. The command also +``LAUNCH_UPDATE_VMSA`` encrypts all the vCPU VMSAs for a SEV-ES guest using the +cryptographic context created via the ``LAUNCH_START`` command. The command also calculates the measurement of the VMSAs as it encrypts them. -LAUNCH_MEASURE can be used to retrieve the measurement of encrypted memory and, +``LAUNCH_MEASURE`` can be used to retrieve the measurement of encrypted memory and, for a SEV-ES guest, encrypted VMSAs. This measurement is a signature of the memory contents and, for a SEV-ES guest, the VMSA contents, that can be sent to the guest owner as an attestation that the memory and VMSAs were encrypted @@ -85,27 +89,28 @@ Since the guest owner knows the initial contents of the guest at boot, the attestation measurement can be verified by comparing it to what the guest owner expects. -LAUNCH_FINISH finalizes the guest launch and destroys the cryptographic +``LAUNCH_FINISH`` finalizes the guest launch and destroys the cryptographic context. -See SEV KM API Spec [1] 'Launching a guest' usage flow (Appendix A) for the +See SEV KM API Spec ([SEVKM]_) 'Launching a guest' usage flow (Appendix A) for the complete flow chart. -To launch a SEV guest +To launch a SEV guest:: -# ${QEMU} \ - -machine ...,confidential-guest-support=sev0 \ - -object sev-guest,id=sev0,cbitpos=47,reduced-phys-bits=1 + # ${QEMU} \ + -machine ...,confidential-guest-support=sev0 \ + -object sev-guest,id=sev0,cbitpos=47,reduced-phys-bits=1 -To launch a SEV-ES guest +To launch a SEV-ES guest:: -# ${QEMU} \ - -machine ...,confidential-guest-support=sev0 \ - -object sev-guest,id=sev0,cbitpos=47,reduced-phys-bits=1,policy=0x5 + # ${QEMU} \ + -machine ...,confidential-guest-support=sev0 \ + -object sev-guest,id=sev0,cbitpos=47,reduced-phys-bits=1,policy=0x5 An SEV-ES guest has some restrictions as compared to a SEV guest. Because the guest register state is encrypted and cannot be updated by the VMM/hypervisor, a SEV-ES guest: + - Does not support SMM - SMM support requires updating the guest register state. - Does not support reboot - a system reset requires updating the guest register @@ -114,35 +119,42 @@ a SEV-ES guest: manage booting APs. Debugging ------------ +--------- + Since the memory contents of a SEV guest are encrypted, hypervisor access to the guest memory will return cipher text. If the guest policy allows debugging, then a hypervisor can use the DEBUG_DECRYPT and DEBUG_ENCRYPT commands to access the guest memory region for debug purposes. This is not supported in QEMU yet. Snapshot/Restore ------------------ +---------------- + TODO Live Migration ----------------- +--------------- + TODO References ------------------ +---------- -AMD Memory Encryption whitepaper: -https://developer.amd.com/wordpress/media/2013/12/AMD_Memory_Encryption_Whitepaper_v7-Public.pdf +`AMD Memory Encryption whitepaper +<https://developer.amd.com/wordpress/media/2013/12/AMD_Memory_Encryption_Whitepaper_v7-Public.pdf>`_ -Secure Encrypted Virtualization Key Management: -[1] http://developer.amd.com/wordpress/media/2017/11/55766_SEV-KM-API_Specification.pdf +.. [SEVKM] `Secure Encrypted Virtualization Key Management + <http://developer.amd.com/wordpress/media/2017/11/55766_SEV-KM-API_Specification.pdf>`_ KVM Forum slides: -http://www.linux-kvm.org/images/7/74/02x08A-Thomas_Lendacky-AMDs_Virtualizatoin_Memory_Encryption_Technology.pdf -https://www.linux-kvm.org/images/9/94/Extending-Secure-Encrypted-Virtualization-with-SEV-ES-Thomas-Lendacky-AMD.pdf - -AMD64 Architecture Programmer's Manual: - http://support.amd.com/TechDocs/24593.pdf - SME is section 7.10 - SEV is section 15.34 - SEV-ES is section 15.35 + +* `AMD’s Virtualization Memory Encryption (2016) + <http://www.linux-kvm.org/images/7/74/02x08A-Thomas_Lendacky-AMDs_Virtualizatoin_Memory_Encryption_Technology.pdf>`_ +* `Extending Secure Encrypted Virtualization With SEV-ES (2018) + <https://www.linux-kvm.org/images/9/94/Extending-Secure-Encrypted-Virtualization-with-SEV-ES-Thomas-Lendacky-AMD.pdf>`_ + +`AMD64 Architecture Programmer's Manual: +<http://support.amd.com/TechDocs/24593.pdf>`_ + +* SME is section 7.10 +* SEV is section 15.34 +* SEV-ES is section 15.35 diff --git a/docs/system/index.rst b/docs/system/index.rst index 73bbedbc22..23e30e26e5 100644 --- a/docs/system/index.rst +++ b/docs/system/index.rst @@ -34,3 +34,4 @@ or Hypervisor.Framework. targets security multi-process + confidential-guest-support diff --git a/docs/system/ppc/pseries.rst b/docs/system/ppc/pseries.rst index 569237dc0c..d9b65ad4e8 100644 --- a/docs/system/ppc/pseries.rst +++ b/docs/system/ppc/pseries.rst @@ -224,6 +224,8 @@ nested. Combinations not shown in the table are not available. .. [3] Introduced on Power10 machines. +.. _power-papr-protected-execution-facility-pef: + POWER (PAPR) Protected Execution Facility (PEF) ----------------------------------------------- diff --git a/docs/system/target-i386.rst b/docs/system/target-i386.rst index 4daa53c35d..96bf54889a 100644 --- a/docs/system/target-i386.rst +++ b/docs/system/target-i386.rst @@ -28,6 +28,7 @@ Architectural features i386/cpu i386/kvm-pv i386/sgx + i386/amd-memory-encryption .. _pcsys_005freq: diff --git a/hw/ppc/ppc.c b/hw/ppc/ppc.c index 462c87dba8..ba7fa0f3b5 100644 --- a/hw/ppc/ppc.c +++ b/hw/ppc/ppc.c @@ -1083,27 +1083,6 @@ clk_setup_cb cpu_ppc_tb_init (CPUPPCState *env, uint32_t freq) return &cpu_ppc_set_tb_clk; } -/* Specific helpers for POWER & PowerPC 601 RTC */ -void cpu_ppc601_store_rtcu (CPUPPCState *env, uint32_t value) -{ - _cpu_ppc_store_tbu(env, value); -} - -uint32_t cpu_ppc601_load_rtcu (CPUPPCState *env) -{ - return _cpu_ppc_load_tbu(env); -} - -void cpu_ppc601_store_rtcl (CPUPPCState *env, uint32_t value) -{ - cpu_ppc_store_tbl(env, value & 0x3FFFFF80); -} - -uint32_t cpu_ppc601_load_rtcl (CPUPPCState *env) -{ - return cpu_ppc_load_tbl(env) & 0x3FFFFF80; -} - /*****************************************************************************/ /* PowerPC 40x timers */ diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c index 25a2e86b42..bf622aa38f 100644 --- a/hw/ppc/prep.c +++ b/hw/ppc/prep.c @@ -255,13 +255,8 @@ static void ibm_40p_init(MachineState *machine) exit(1); } - if (env->flags & POWERPC_FLAG_RTC_CLK) { - /* POWER / PowerPC 601 RTC clock frequency is 7.8125 MHz */ - cpu_ppc_tb_init(env, 7812500UL); - } else { - /* Set time-base frequency to 100 Mhz */ - cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL); - } + /* Set time-base frequency to 100 Mhz */ + cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL); qemu_register_reset(ppc_prep_reset, cpu); /* PCI host */ diff --git a/linux-user/ppc/cpu_loop.c b/linux-user/ppc/cpu_loop.c index 46e6ffd6d3..38097b02ff 100644 --- a/linux-user/ppc/cpu_loop.c +++ b/linux-user/ppc/cpu_loop.c @@ -54,14 +54,6 @@ uint64_t cpu_ppc_load_vtb(CPUPPCState *env) return cpu_ppc_get_tb(env); } -uint32_t cpu_ppc601_load_rtcu(CPUPPCState *env) -__attribute__ (( alias ("cpu_ppc_load_tbu") )); - -uint32_t cpu_ppc601_load_rtcl(CPUPPCState *env) -{ - return cpu_ppc_load_tbl(env) & 0x3FFFFF80; -} - /* XXX: to be fixed */ int ppc_dcr_read (ppc_dcr_t *dcr_env, int dcrn, uint32_t *valp) { @@ -289,14 +281,6 @@ void cpu_loop(CPUPPCState *env) cpu_abort(cs, "Programmable interval timer interrupt " "while in user mode. Aborting\n"); break; - case POWERPC_EXCP_IO: /* IO error exception */ - cpu_abort(cs, "IO error exception while in user mode. " - "Aborting\n"); - break; - case POWERPC_EXCP_RUNM: /* Run mode exception */ - cpu_abort(cs, "Run mode exception while in user mode. " - "Aborting\n"); - break; case POWERPC_EXCP_EMUL: /* Emulation trap exception */ cpu_abort(cs, "Emulation trap exception not handled\n"); break; diff --git a/pc-bios/meson.build b/pc-bios/meson.build index 4ac7a5509b..c86dedf7df 100644 --- a/pc-bios/meson.build +++ b/pc-bios/meson.build @@ -81,6 +81,8 @@ blobs = files( 'opensbi-riscv32-generic-fw_dynamic.bin', 'opensbi-riscv64-generic-fw_dynamic.bin', 'npcm7xx_bootrom.bin', + 'vof.bin', + 'vof-nvram.bin', ) if get_option('install_blobs') diff --git a/target/ppc/cpu-models.c b/target/ppc/cpu-models.c index a2c720cc4d..976be5e0d1 100644 --- a/target/ppc/cpu-models.c +++ b/target/ppc/cpu-models.c @@ -422,12 +422,6 @@ CPU_POWERPC_MPC8641D, POWERPC_SVR_8641D, e600) /* 32 bits "classic" PowerPC */ /* PowerPC 6xx family */ - POWERPC_DEF("601_v0", CPU_POWERPC_601_v0, 601, - "PowerPC 601v0") - POWERPC_DEF("601_v1", CPU_POWERPC_601_v1, 601, - "PowerPC 601v1") - POWERPC_DEF("601_v2", CPU_POWERPC_601_v2, 601v, - "PowerPC 601v2") POWERPC_DEF("603", CPU_POWERPC_603, 603, "PowerPC 603") POWERPC_DEF("603e_v1.1", CPU_POWERPC_603E_v11, 603E, @@ -859,8 +853,6 @@ PowerPCCPUAlias ppc_cpu_aliases[] = { { "mpc8555", "mpc8555_v11" }, { "mpc8555e", "mpc8555e_v11" }, { "mpc8560", "mpc8560_v21" }, - { "601", "601_v2" }, - { "601v", "601_v2" }, { "vanilla", "603" }, { "603e", "603e_v4.1" }, { "stretch", "603e_v4.1" }, diff --git a/target/ppc/cpu-models.h b/target/ppc/cpu-models.h index 612978a3fb..76775a74a9 100644 --- a/target/ppc/cpu-models.h +++ b/target/ppc/cpu-models.h @@ -205,9 +205,6 @@ enum { #define CPU_POWERPC_MPC8641 CPU_POWERPC_e600 #define CPU_POWERPC_MPC8641D CPU_POWERPC_e600 /* PowerPC 6xx cores */ - CPU_POWERPC_601_v0 = 0x00010001, - CPU_POWERPC_601_v1 = 0x00010001, - CPU_POWERPC_601_v2 = 0x00010002, CPU_POWERPC_603 = 0x00030100, CPU_POWERPC_603E_v11 = 0x00060101, CPU_POWERPC_603E_v12 = 0x00060102, diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h index 99a6b509af..98facee9fa 100644 --- a/target/ppc/cpu-qom.h +++ b/target/ppc/cpu-qom.h @@ -61,8 +61,6 @@ enum powerpc_mmu_t { 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 /* 64 bits PowerPC MMU */ POWERPC_MMU_64B = POWERPC_MMU_64 | 0x00000001, @@ -90,20 +88,10 @@ enum powerpc_excp_t { 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 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 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 */ diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index dcd83b503c..555c6b9245 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -89,11 +89,9 @@ enum { POWERPC_EXCP_VPU = 73, /* Vector unavailable exception */ /* 40x specific exceptions */ POWERPC_EXCP_PIT = 74, /* Programmable interval timer interrupt */ - /* 601 specific exceptions */ - POWERPC_EXCP_IO = 75, /* IO error exception */ - POWERPC_EXCP_RUNM = 76, /* Run mode exception */ + /* Vectors 75-76 are 601 specific exceptions */ /* 602 specific exceptions */ - POWERPC_EXCP_EMUL = 77, /* Emulation trap exception */ + POWERPC_EXCP_EMUL = 77, /* Emulation trap exception */ /* 602/603 specific exceptions */ POWERPC_EXCP_IFTLB = 78, /* Instruction fetch TLB miss */ POWERPC_EXCP_DLTLB = 79, /* Data load TLB miss */ @@ -632,8 +630,7 @@ enum { POWERPC_FLAG_PX = 0x00000200, POWERPC_FLAG_PMM = 0x00000400, /* Flag for special features */ - /* Decrementer clock: RTC clock (POWER, 601) or bus clock */ - POWERPC_FLAG_RTC_CLK = 0x00010000, + /* Decrementer clock */ POWERPC_FLAG_BUS_CLK = 0x00020000, /* Has CFAR */ POWERPC_FLAG_CFAR = 0x00040000, @@ -643,8 +640,6 @@ enum { POWERPC_FLAG_TM = 0x00100000, /* Has SCV (ISA 3.00) */ POWERPC_FLAG_SCV = 0x00200000, - /* Has HID0 for LE bit (601) */ - POWERPC_FLAG_HID0_LE = 0x00400000, }; /* @@ -655,7 +650,7 @@ enum { * the MSR are validated in hreg_compute_hflags. */ enum { - HFLAGS_LE = 0, /* MSR_LE -- comes from elsewhere on 601 */ + HFLAGS_LE = 0, /* MSR_LE */ HFLAGS_HV = 1, /* computed from MSR_HV and other state */ HFLAGS_64 = 2, /* computed from MSR_CE and MSR_SF */ HFLAGS_GTSE = 3, /* computed from SPR_LPCR[GTSE] */ @@ -1389,11 +1384,7 @@ void cpu_ppc_store_hdecr(CPUPPCState *env, target_ulong value); void cpu_ppc_store_tbu40(CPUPPCState *env, uint64_t value); uint64_t cpu_ppc_load_purr(CPUPPCState *env); void cpu_ppc_store_purr(CPUPPCState *env, uint64_t value); -uint32_t cpu_ppc601_load_rtcl(CPUPPCState *env); -uint32_t cpu_ppc601_load_rtcu(CPUPPCState *env); #if !defined(CONFIG_USER_ONLY) -void cpu_ppc601_store_rtcl(CPUPPCState *env, uint32_t value); -void cpu_ppc601_store_rtcu(CPUPPCState *env, uint32_t value); target_ulong load_40x_pit(CPUPPCState *env); void store_40x_pit(CPUPPCState *env, target_ulong val); void store_40x_dbcr0(CPUPPCState *env, uint32_t val); @@ -1516,17 +1507,12 @@ typedef PowerPCCPU ArchCPU; /* SPR definitions */ #define SPR_MQ (0x000) #define SPR_XER (0x001) -#define SPR_601_VRTCU (0x004) -#define SPR_601_VRTCL (0x005) -#define SPR_601_UDECR (0x006) #define SPR_LR (0x008) #define SPR_CTR (0x009) #define SPR_UAMR (0x00D) #define SPR_DSCR (0x011) #define SPR_DSISR (0x012) -#define SPR_DAR (0x013) /* DAE for PowerPC 601 */ -#define SPR_601_RTCU (0x014) -#define SPR_601_RTCL (0x015) +#define SPR_DAR (0x013) #define SPR_DECR (0x016) #define SPR_SDR1 (0x019) #define SPR_SRR0 (0x01A) @@ -2003,7 +1989,6 @@ typedef PowerPCCPU ArchCPU; #define SPR_HID1 (0x3F1) #define SPR_IABR (0x3F2) #define SPR_40x_DBCR0 (0x3F2) -#define SPR_601_HID2 (0x3F2) #define SPR_Exxx_L1CSR0 (0x3F2) #define SPR_ICTRL (0x3F3) #define SPR_HID2 (0x3F3) @@ -2019,7 +2004,6 @@ typedef PowerPCCPU ArchCPU; #define DABR_MASK (~(target_ulong)0x7) #define SPR_Exxx_BUCSR (0x3F5) #define SPR_40x_IAC2 (0x3F5) -#define SPR_601_HID5 (0x3F5) #define SPR_40x_DAC1 (0x3F6) #define SPR_MSSCR0 (0x3F6) #define SPR_970_HID5 (0x3F6) @@ -2052,7 +2036,6 @@ typedef PowerPCCPU ArchCPU; #define SPR_403_PBL2 (0x3FE) #define SPR_PIR (0x3FF) #define SPR_403_PBU2 (0x3FF) -#define SPR_601_HID15 (0x3FF) #define SPR_604_HID15 (0x3FF) #define SPR_E500_SVR (0x3FF) @@ -2117,15 +2100,6 @@ enum { #define PPC_RES PPC_INSNS_BASE /* spr/msr access instructions */ #define PPC_MISC PPC_INSNS_BASE - /* Deprecated instruction sets */ - /* Original POWER instruction set */ - PPC_POWER = 0x0000000000000002ULL, - /* POWER2 instruction set extension */ - PPC_POWER2 = 0x0000000000000004ULL, - /* Power RTC support */ - PPC_POWER_RTC = 0x0000000000000008ULL, - /* Power-to-PowerPC bridge (601) */ - PPC_POWER_BR = 0x0000000000000010ULL, /* 64 bits PowerPC instruction set */ PPC_64B = 0x0000000000000020ULL, /* New 64 bits extensions (PowerPC 2.0x) */ @@ -2236,8 +2210,7 @@ enum { /* popcntw and popcntd instructions */ PPC_POPCNTWD = 0x8000000000000000ULL, -#define PPC_TCG_INSNS (PPC_INSNS_BASE | PPC_POWER | PPC_POWER2 \ - | PPC_POWER_RTC | PPC_POWER_BR | PPC_64B \ +#define PPC_TCG_INSNS (PPC_INSNS_BASE | PPC_64B \ | PPC_64BX | PPC_64H | PPC_WAIT | PPC_MFTB \ | PPC_ISEL | PPC_POPCNTB \ | PPC_STRING | PPC_FLOAT | PPC_FLOAT_EXT \ diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index bf60529d37..d97f718354 100644 --- a/target/ppc/cpu_init.c +++ b/target/ppc/cpu_init.c @@ -749,83 +749,6 @@ static void register_G2_sprs(CPUPPCState *env) 0x00000000); } -/* SPR specific to PowerPC 601 implementation */ -static void register_601_sprs(CPUPPCState *env) -{ - /* Multiplication/division register */ - /* MQ */ - spr_register(env, SPR_MQ, "MQ", - &spr_read_generic, &spr_write_generic, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* RTC registers */ - spr_register(env, SPR_601_RTCU, "RTCU", - SPR_NOACCESS, SPR_NOACCESS, - SPR_NOACCESS, &spr_write_601_rtcu, - 0x00000000); - spr_register(env, SPR_601_VRTCU, "RTCU", - &spr_read_601_rtcu, SPR_NOACCESS, - &spr_read_601_rtcu, SPR_NOACCESS, - 0x00000000); - spr_register(env, SPR_601_RTCL, "RTCL", - SPR_NOACCESS, SPR_NOACCESS, - SPR_NOACCESS, &spr_write_601_rtcl, - 0x00000000); - spr_register(env, SPR_601_VRTCL, "RTCL", - &spr_read_601_rtcl, SPR_NOACCESS, - &spr_read_601_rtcl, SPR_NOACCESS, - 0x00000000); - /* Timer */ -#if 0 /* ? */ - spr_register(env, SPR_601_UDECR, "UDECR", - &spr_read_decr, SPR_NOACCESS, - &spr_read_decr, SPR_NOACCESS, - 0x00000000); -#endif - /* External access control */ - /* XXX : not implemented */ - spr_register(env, SPR_EAR, "EAR", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* Memory management */ -#if !defined(CONFIG_USER_ONLY) - spr_register(env, SPR_IBAT0U, "IBAT0U", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_601_ubat, &spr_write_601_ubatu, - 0x00000000); - spr_register(env, SPR_IBAT0L, "IBAT0L", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_601_ubat, &spr_write_601_ubatl, - 0x00000000); - spr_register(env, SPR_IBAT1U, "IBAT1U", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_601_ubat, &spr_write_601_ubatu, - 0x00000000); - spr_register(env, SPR_IBAT1L, "IBAT1L", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_601_ubat, &spr_write_601_ubatl, - 0x00000000); - spr_register(env, SPR_IBAT2U, "IBAT2U", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_601_ubat, &spr_write_601_ubatu, - 0x00000000); - spr_register(env, SPR_IBAT2L, "IBAT2L", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_601_ubat, &spr_write_601_ubatl, - 0x00000000); - spr_register(env, SPR_IBAT3U, "IBAT3U", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_601_ubat, &spr_write_601_ubatu, - 0x00000000); - spr_register(env, SPR_IBAT3L, "IBAT3L", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_601_ubat, &spr_write_601_ubatl, - 0x00000000); - env->nb_BATs = 4; -#endif -} - static void register_74xx_sprs(CPUPPCState *env) { /* Processor identification */ @@ -2060,26 +1983,6 @@ static void init_excp_BookE(CPUPPCState *env) #endif } -static void init_excp_601(CPUPPCState *env) -{ -#if !defined(CONFIG_USER_ONLY) - env->excp_vectors[POWERPC_EXCP_RESET] = 0x00000100; - env->excp_vectors[POWERPC_EXCP_MCHECK] = 0x00000200; - env->excp_vectors[POWERPC_EXCP_DSI] = 0x00000300; - env->excp_vectors[POWERPC_EXCP_ISI] = 0x00000400; - env->excp_vectors[POWERPC_EXCP_EXTERNAL] = 0x00000500; - env->excp_vectors[POWERPC_EXCP_ALIGN] = 0x00000600; - env->excp_vectors[POWERPC_EXCP_PROGRAM] = 0x00000700; - env->excp_vectors[POWERPC_EXCP_FPU] = 0x00000800; - env->excp_vectors[POWERPC_EXCP_DECR] = 0x00000900; - env->excp_vectors[POWERPC_EXCP_IO] = 0x00000A00; - env->excp_vectors[POWERPC_EXCP_SYSCALL] = 0x00000C00; - env->excp_vectors[POWERPC_EXCP_RUNM] = 0x00002000; - /* Hardware reset vector */ - env->hreset_vector = 0x00000100UL; -#endif -} - static void init_excp_603(CPUPPCState *env) { #if !defined(CONFIG_USER_ONLY) @@ -2703,89 +2606,6 @@ POWERPC_FAMILY(440GP)(ObjectClass *oc, void *data) POWERPC_FLAG_DE | POWERPC_FLAG_BUS_CLK; } -static void init_proc_440x4(CPUPPCState *env) -{ - /* Time base */ - register_tbl(env); - register_BookE_sprs(env, 0x000000000000FFFFULL); - register_440_sprs(env); - register_usprgh_sprs(env); - /* Processor identification */ - spr_register(env, SPR_BOOKE_PIR, "PIR", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_pir, - 0x00000000); - /* XXX : not implemented */ - spr_register(env, SPR_BOOKE_IAC3, "IAC3", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* XXX : not implemented */ - spr_register(env, SPR_BOOKE_IAC4, "IAC4", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* XXX : not implemented */ - spr_register(env, SPR_BOOKE_DVC1, "DVC1", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* XXX : not implemented */ - spr_register(env, SPR_BOOKE_DVC2, "DVC2", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* Memory management */ -#if !defined(CONFIG_USER_ONLY) - env->nb_tlb = 64; - env->nb_ways = 1; - env->id_tlbs = 0; - env->tlb_type = TLB_EMB; -#endif - init_excp_BookE(env); - env->dcache_line_size = 32; - env->icache_line_size = 32; - /* XXX: TODO: allocate internal IRQ controller */ - - SET_FIT_PERIOD(12, 16, 20, 24); - SET_WDT_PERIOD(20, 24, 28, 32); -} - -POWERPC_FAMILY(440x4)(ObjectClass *oc, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(oc); - PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); - - dc->desc = "PowerPC 440x4"; - pcc->init_proc = init_proc_440x4; - pcc->check_pow = check_pow_nocheck; - pcc->insns_flags = PPC_INSNS_BASE | PPC_STRING | - PPC_DCR | PPC_WRTEE | - PPC_CACHE | PPC_CACHE_ICBI | - PPC_CACHE_DCBZ | PPC_CACHE_DCBA | - PPC_MEM_TLBSYNC | PPC_MFTB | - PPC_BOOKE | PPC_4xx_COMMON | PPC_405_MAC | - PPC_440_SPEC; - pcc->msr_mask = (1ull << MSR_POW) | - (1ull << MSR_CE) | - (1ull << MSR_EE) | - (1ull << MSR_PR) | - (1ull << MSR_FP) | - (1ull << MSR_ME) | - (1ull << MSR_FE0) | - (1ull << MSR_DWE) | - (1ull << MSR_DE) | - (1ull << MSR_FE1) | - (1ull << MSR_IR) | - (1ull << MSR_DR); - pcc->mmu_model = POWERPC_MMU_BOOKE; - pcc->excp_model = POWERPC_EXCP_BOOKE; - pcc->bus_model = PPC_FLAGS_INPUT_BookE; - pcc->bfd_mach = bfd_mach_ppc_403; - pcc->flags = POWERPC_FLAG_CE | POWERPC_FLAG_DWE | - POWERPC_FLAG_DE | POWERPC_FLAG_BUS_CLK; -} - static void init_proc_440x5(CPUPPCState *env) { /* Time base */ @@ -2962,7 +2782,7 @@ POWERPC_FAMILY(MPC5xx)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_REAL; - pcc->excp_model = POWERPC_EXCP_603; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_RCPU; pcc->bfd_mach = bfd_mach_ppc_505; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -3005,7 +2825,7 @@ POWERPC_FAMILY(MPC8xx)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_MPC8xx; - pcc->excp_model = POWERPC_EXCP_603; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_RCPU; pcc->bfd_mach = bfd_mach_ppc_860; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -3086,7 +2906,7 @@ POWERPC_FAMILY(G2)(ObjectClass *oc, void *data) (1ull << MSR_DR) | (1ull << MSR_RI); pcc->mmu_model = POWERPC_MMU_SOFT_6xx; - pcc->excp_model = POWERPC_EXCP_G2; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_ec603e; pcc->flags = POWERPC_FLAG_TGPR | POWERPC_FLAG_SE | @@ -3168,7 +2988,7 @@ POWERPC_FAMILY(G2LE)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_SOFT_6xx; - pcc->excp_model = POWERPC_EXCP_G2; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_ec603e; pcc->flags = POWERPC_FLAG_TGPR | POWERPC_FLAG_SE | @@ -3423,7 +3243,7 @@ POWERPC_FAMILY(e300)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_SOFT_6xx; - pcc->excp_model = POWERPC_EXCP_603; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_603; pcc->flags = POWERPC_FLAG_TGPR | POWERPC_FLAG_SE | @@ -3892,120 +3712,6 @@ POWERPC_FAMILY(e6500)(ObjectClass *oc, void *data) #endif /* Non-embedded PowerPC */ - -#define POWERPC_MSRR_601 (0x0000000000001040ULL) - -static void init_proc_601(CPUPPCState *env) -{ - register_ne_601_sprs(env); - register_sdr1_sprs(env); - register_601_sprs(env); - /* Hardware implementation registers */ - /* XXX : not implemented */ - spr_register(env, SPR_HID0, "HID0", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_hid0_601, - 0x80010080); - /* XXX : not implemented */ - spr_register(env, SPR_HID1, "HID1", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* XXX : not implemented */ - spr_register(env, SPR_601_HID2, "HID2", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* XXX : not implemented */ - spr_register(env, SPR_601_HID5, "HID5", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* Memory management */ - init_excp_601(env); - /* - * XXX: beware that dcache line size is 64 - * but dcbz uses 32 bytes "sectors" - * XXX: this breaks clcs instruction ! - */ - env->dcache_line_size = 32; - env->icache_line_size = 64; - /* Allocate hardware IRQ controller */ - ppc6xx_irq_init(env_archcpu(env)); -} - -POWERPC_FAMILY(601)(ObjectClass *oc, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(oc); - PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); - - dc->desc = "PowerPC 601"; - pcc->init_proc = init_proc_601; - pcc->check_pow = check_pow_none; - pcc->insns_flags = PPC_INSNS_BASE | PPC_STRING | PPC_POWER_BR | - PPC_FLOAT | - PPC_CACHE | PPC_CACHE_ICBI | PPC_CACHE_DCBZ | - PPC_MEM_SYNC | PPC_MEM_EIEIO | PPC_MEM_TLBIE | - PPC_SEGMENT | PPC_EXTERN; - pcc->msr_mask = (1ull << MSR_EE) | - (1ull << MSR_PR) | - (1ull << MSR_FP) | - (1ull << MSR_ME) | - (1ull << MSR_FE0) | - (1ull << MSR_SE) | - (1ull << MSR_FE1) | - (1ull << MSR_EP) | - (1ull << MSR_IR) | - (1ull << MSR_DR); - pcc->mmu_model = POWERPC_MMU_601; - pcc->excp_model = POWERPC_EXCP_601; - pcc->bus_model = PPC_FLAGS_INPUT_6xx; - pcc->bfd_mach = bfd_mach_ppc_601; - pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_RTC_CLK | POWERPC_FLAG_HID0_LE; -} - -#define POWERPC_MSRR_601v (0x0000000000001040ULL) - -static void init_proc_601v(CPUPPCState *env) -{ - init_proc_601(env); - /* XXX : not implemented */ - spr_register(env, SPR_601_HID15, "HID15", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); -} - -POWERPC_FAMILY(601v)(ObjectClass *oc, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(oc); - PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); - - dc->desc = "PowerPC 601v"; - pcc->init_proc = init_proc_601v; - pcc->check_pow = check_pow_none; - pcc->insns_flags = PPC_INSNS_BASE | PPC_STRING | PPC_POWER_BR | - PPC_FLOAT | - PPC_CACHE | PPC_CACHE_ICBI | PPC_CACHE_DCBZ | - PPC_MEM_SYNC | PPC_MEM_EIEIO | PPC_MEM_TLBIE | - PPC_SEGMENT | PPC_EXTERN; - pcc->msr_mask = (1ull << MSR_EE) | - (1ull << MSR_PR) | - (1ull << MSR_FP) | - (1ull << MSR_ME) | - (1ull << MSR_FE0) | - (1ull << MSR_SE) | - (1ull << MSR_FE1) | - (1ull << MSR_EP) | - (1ull << MSR_IR) | - (1ull << MSR_DR); - pcc->mmu_model = POWERPC_MMU_601; - pcc->excp_model = POWERPC_EXCP_601; - pcc->bus_model = PPC_FLAGS_INPUT_6xx; - pcc->bfd_mach = bfd_mach_ppc_601; - pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_RTC_CLK | POWERPC_FLAG_HID0_LE; -} - static void init_proc_603(CPUPPCState *env) { register_ne_601_sprs(env); @@ -4066,7 +3772,7 @@ POWERPC_FAMILY(603)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_SOFT_6xx; - pcc->excp_model = POWERPC_EXCP_603; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_603; pcc->flags = POWERPC_FLAG_TGPR | POWERPC_FLAG_SE | @@ -4105,7 +3811,7 @@ POWERPC_FAMILY(603E)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_SOFT_6xx; - pcc->excp_model = POWERPC_EXCP_603; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_ec603e; pcc->flags = POWERPC_FLAG_TGPR | POWERPC_FLAG_SE | @@ -4166,7 +3872,7 @@ POWERPC_FAMILY(604)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_32B; - pcc->excp_model = POWERPC_EXCP_604; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_604; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -4247,7 +3953,7 @@ POWERPC_FAMILY(604E)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_32B; - pcc->excp_model = POWERPC_EXCP_604; + pcc->excp_model = POWERPC_EXCP_6xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_604; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -4315,7 +4021,7 @@ POWERPC_FAMILY(740)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_32B; - pcc->excp_model = POWERPC_EXCP_7x0; + pcc->excp_model = POWERPC_EXCP_7xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_750; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -4392,7 +4098,7 @@ POWERPC_FAMILY(750)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_32B; - pcc->excp_model = POWERPC_EXCP_7x0; + pcc->excp_model = POWERPC_EXCP_7xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_750; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -4592,7 +4298,7 @@ POWERPC_FAMILY(750cl)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_32B; - pcc->excp_model = POWERPC_EXCP_7x0; + pcc->excp_model = POWERPC_EXCP_7xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_750; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -4672,7 +4378,7 @@ POWERPC_FAMILY(750cx)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_32B; - pcc->excp_model = POWERPC_EXCP_7x0; + pcc->excp_model = POWERPC_EXCP_7xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_750; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -4757,7 +4463,7 @@ POWERPC_FAMILY(750fx)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_32B; - pcc->excp_model = POWERPC_EXCP_7x0; + pcc->excp_model = POWERPC_EXCP_7xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_750; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -4842,7 +4548,7 @@ POWERPC_FAMILY(750gx)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_32B; - pcc->excp_model = POWERPC_EXCP_7x0; + pcc->excp_model = POWERPC_EXCP_7xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_750; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -4918,7 +4624,7 @@ POWERPC_FAMILY(745)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_SOFT_6xx; - pcc->excp_model = POWERPC_EXCP_7x5; + pcc->excp_model = POWERPC_EXCP_7xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_750; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -5005,7 +4711,7 @@ POWERPC_FAMILY(755)(ObjectClass *oc, void *data) (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_SOFT_6xx; - pcc->excp_model = POWERPC_EXCP_7x5; + pcc->excp_model = POWERPC_EXCP_7xx; pcc->bus_model = PPC_FLAGS_INPUT_6xx; pcc->bfd_mach = bfd_mach_ppc_750; pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_BE | @@ -7760,7 +7466,7 @@ static void init_ppc_proc(PowerPCCPU *cpu) "Should not define POWERPC_FLAG_PX nor POWERPC_FLAG_PMM\n"); exit(1); } - if ((env->flags & (POWERPC_FLAG_RTC_CLK | POWERPC_FLAG_BUS_CLK)) == 0) { + if ((env->flags & POWERPC_FLAG_BUS_CLK) == 0) { fprintf(stderr, "PowerPC flags inconsistency\n" "Should define the time-base and decrementer clock source\n"); exit(1); @@ -8574,7 +8280,6 @@ void ppc_cpu_dump_state(CPUState *cs, FILE *f, int flags) switch (env->mmu_model) { case POWERPC_MMU_32B: - case POWERPC_MMU_601: case POWERPC_MMU_SOFT_6xx: #if defined(TARGET_PPC64) case POWERPC_MMU_64B: diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index c107953dec..fcc83a7701 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -73,8 +73,6 @@ static const char *powerpc_excp_name(int excp) case POWERPC_EXCP_HISEG: return "HISEG"; case POWERPC_EXCP_VPU: return "VPU"; case POWERPC_EXCP_PIT: return "PIT"; - case POWERPC_EXCP_IO: return "IO"; - case POWERPC_EXCP_RUNM: return "RUNM"; case POWERPC_EXCP_EMUL: return "EMUL"; case POWERPC_EXCP_IFTLB: return "IFTLB"; case POWERPC_EXCP_DLTLB: return "DLTLB"; @@ -165,7 +163,7 @@ static void ppc_excp_debug_sw_tlb(CPUPPCState *env, int excp) env->error_code); } - +#if defined(TARGET_PPC64) static int powerpc_reset_wakeup(CPUState *cs, CPUPPCState *env, int excp, target_ulong *msr) { @@ -264,12 +262,10 @@ static int powerpc_reset_wakeup(CPUState *cs, CPUPPCState *env, int excp, * | a | h | 11 | 1 | 1 | h | * +--------------------------------------------------------------------+ */ -static void ppc_excp_apply_ail(PowerPCCPU *cpu, int excp_model, int excp, - target_ulong msr, - target_ulong *new_msr, - target_ulong *vector) +static void ppc_excp_apply_ail(PowerPCCPU *cpu, int excp, target_ulong msr, + target_ulong *new_msr, target_ulong *vector) { -#if defined(TARGET_PPC64) + PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); CPUPPCState *env = &cpu->env; bool mmu_all_on = ((msr >> MSR_IR) & 1) && ((msr >> MSR_DR) & 1); bool hv_escalation = !(msr & MSR_HVB) && (*new_msr & MSR_HVB); @@ -282,8 +278,13 @@ static void ppc_excp_apply_ail(PowerPCCPU *cpu, int excp_model, int excp, return; } - if (excp_model == POWERPC_EXCP_POWER8 || - excp_model == POWERPC_EXCP_POWER9) { + if (!(pcc->lpcr_mask & LPCR_AIL)) { + /* This CPU does not have AIL */ + return; + } + + /* P8 & P9 */ + if (!(pcc->lpcr_mask & LPCR_HAIL)) { if (!mmu_all_on) { /* AIL only works if MSR[IR] and MSR[DR] are both enabled. */ return; @@ -306,7 +307,8 @@ static void ppc_excp_apply_ail(PowerPCCPU *cpu, int excp_model, int excp, return; } - } else if (excp_model == POWERPC_EXCP_POWER10) { + /* P10 and up */ + } else { if (!mmu_all_on && !hv_escalation) { /* * AIL works for HV interrupts even with guest MSR[IR/DR] disabled. @@ -331,9 +333,6 @@ static void ppc_excp_apply_ail(PowerPCCPU *cpu, int excp_model, int excp, /* AIL=1 and AIL=2 are reserved, treat them like AIL=0 */ return; } - } else { - /* Other processors do not support AIL */ - return; } /* @@ -358,8 +357,8 @@ static void ppc_excp_apply_ail(PowerPCCPU *cpu, int excp_model, int excp, *vector |= 0xc000000000003000ull; /* Apply scv's AIL=3 offset */ } } -#endif } +#endif static void powerpc_set_excp_state(PowerPCCPU *cpu, target_ulong vector, target_ulong msr) @@ -367,6 +366,8 @@ static void powerpc_set_excp_state(PowerPCCPU *cpu, CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; + assert((msr & env->msr_mask) == msr); + /* * We don't use hreg_store_msr here as already have treated any * special case that could occur. Just store MSR and update hflags @@ -375,7 +376,7 @@ static void powerpc_set_excp_state(PowerPCCPU *cpu, * will prevent setting of the HV bit which some exceptions might need * to do. */ - env->msr = msr & env->msr_mask; + env->msr = msr; hreg_compute_hflags(env); env->nip = vector; /* Reset exception state */ @@ -399,14 +400,6 @@ static void powerpc_excp_40x(PowerPCCPU *cpu, int excp) target_ulong msr, new_msr, vector; int srr0, srr1; - if (excp <= POWERPC_EXCP_NONE || excp >= POWERPC_EXCP_NB) { - cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); - } - - qemu_log_mask(CPU_LOG_INT, "Raise exception at " TARGET_FMT_lx - " => %s (%d) error=%02x\n", env->nip, powerpc_excp_name(excp), - excp, env->error_code); - /* new srr1 value excluding must-be-zero bits */ msr = env->msr & ~0x783f0000ULL; @@ -530,18 +523,6 @@ static void powerpc_excp_40x(PowerPCCPU *cpu, int excp) break; } - /* Sanity check */ - if (!(env->msr_mask & MSR_HVB)) { - if (new_msr & MSR_HVB) { - cpu_abort(cs, "Trying to deliver HV exception (MSR) %d with " - "no HV support\n", excp); - } - if (srr0 == SPR_HSRR0) { - cpu_abort(cs, "Trying to deliver HV exception (HSRR) %d with " - "no HV support\n", excp); - } - } - /* Save PC */ env->spr[srr0] = env->nip; @@ -551,19 +532,187 @@ static void powerpc_excp_40x(PowerPCCPU *cpu, int excp) powerpc_set_excp_state(cpu, vector, new_msr); } -static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) +static void powerpc_excp_6xx(PowerPCCPU *cpu, int excp) { CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; target_ulong msr, new_msr, vector; - if (excp <= POWERPC_EXCP_NONE || excp >= POWERPC_EXCP_NB) { + /* new srr1 value excluding must-be-zero bits */ + msr = env->msr & ~0x783f0000ULL; + + /* + * new interrupt handler msr preserves existing ME unless + * explicitly overriden + */ + new_msr = env->msr & ((target_ulong)1 << MSR_ME); + + /* + * Hypervisor emulation assistance interrupt only exists on server + * arch 2.05 server or later. + */ + if (excp == POWERPC_EXCP_HV_EMU) { + excp = POWERPC_EXCP_PROGRAM; + } + + vector = env->excp_vectors[excp]; + if (vector == (target_ulong)-1ULL) { + cpu_abort(cs, "Raised an exception without defined vector %d\n", + excp); + } + + vector |= env->excp_prefix; + + switch (excp) { + case POWERPC_EXCP_CRITICAL: /* Critical input */ + break; + case POWERPC_EXCP_MCHECK: /* Machine check exception */ + if (msr_me == 0) { + /* + * Machine check exception is not enabled. Enter + * checkstop state. + */ + fprintf(stderr, "Machine check while not allowed. " + "Entering checkstop state\n"); + if (qemu_log_separate()) { + qemu_log("Machine check while not allowed. " + "Entering checkstop state\n"); + } + cs->halted = 1; + cpu_interrupt_exittb(cs); + } + + /* machine check exceptions don't have ME set */ + new_msr &= ~((target_ulong)1 << MSR_ME); + + break; + case POWERPC_EXCP_DSI: /* Data storage exception */ + trace_ppc_excp_dsi(env->spr[SPR_DSISR], env->spr[SPR_DAR]); + break; + case POWERPC_EXCP_ISI: /* Instruction storage exception */ + trace_ppc_excp_isi(msr, env->nip); + msr |= env->error_code; + break; + case POWERPC_EXCP_EXTERNAL: /* External input */ + break; + case POWERPC_EXCP_ALIGN: /* Alignment exception */ + /* Get rS/rD and rA from faulting opcode */ + /* + * Note: the opcode fields will not be set properly for a + * direct store load/store, but nobody cares as nobody + * actually uses direct store segments. + */ + env->spr[SPR_DSISR] |= (env->error_code & 0x03FF0000) >> 16; + break; + case POWERPC_EXCP_PROGRAM: /* Program exception */ + switch (env->error_code & ~0xF) { + case POWERPC_EXCP_FP: + if ((msr_fe0 == 0 && msr_fe1 == 0) || msr_fp == 0) { + trace_ppc_excp_fp_ignore(); + cs->exception_index = POWERPC_EXCP_NONE; + env->error_code = 0; + return; + } + + /* + * FP exceptions always have NIP pointing to the faulting + * instruction, so always use store_next and claim we are + * precise in the MSR. + */ + msr |= 0x00100000; + break; + case POWERPC_EXCP_INVAL: + trace_ppc_excp_inval(env->nip); + msr |= 0x00080000; + break; + case POWERPC_EXCP_PRIV: + msr |= 0x00040000; + break; + case POWERPC_EXCP_TRAP: + msr |= 0x00020000; + break; + default: + /* Should never occur */ + cpu_abort(cs, "Invalid program exception %d. Aborting\n", + env->error_code); + break; + } + break; + case POWERPC_EXCP_SYSCALL: /* System call exception */ + dump_syscall(env); + + /* + * We need to correct the NIP which in this case is supposed + * to point to the next instruction + */ + env->nip += 4; + break; + case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */ + case POWERPC_EXCP_DECR: /* Decrementer exception */ + break; + case POWERPC_EXCP_DTLB: /* Data TLB error */ + case POWERPC_EXCP_ITLB: /* Instruction TLB error */ + break; + case POWERPC_EXCP_RESET: /* System reset exception */ + if (msr_pow) { + cpu_abort(cs, "Trying to deliver power-saving system reset " + "exception %d with no HV support\n", excp); + } + break; + case POWERPC_EXCP_TRACE: /* Trace exception */ + break; + case POWERPC_EXCP_IFTLB: /* Instruction fetch TLB error */ + case POWERPC_EXCP_DLTLB: /* Data load TLB miss */ + case POWERPC_EXCP_DSTLB: /* Data store TLB miss */ + /* Swap temporary saved registers with GPRs */ + if (!(new_msr & ((target_ulong)1 << MSR_TGPR))) { + new_msr |= (target_ulong)1 << MSR_TGPR; + hreg_swap_gpr_tgpr(env); + } + + ppc_excp_debug_sw_tlb(env, excp); + + msr |= env->crf[0] << 28; + msr |= env->error_code; /* key, D/I, S/L bits */ + /* Set way using a LRU mechanism */ + msr |= ((env->last_way + 1) & (env->nb_ways - 1)) << 17; + break; + case POWERPC_EXCP_FPA: /* Floating-point assist exception */ + case POWERPC_EXCP_DABR: /* Data address breakpoint */ + case POWERPC_EXCP_IABR: /* Instruction address breakpoint */ + case POWERPC_EXCP_SMI: /* System management interrupt */ + case POWERPC_EXCP_MEXTBR: /* Maskable external breakpoint */ + case POWERPC_EXCP_NMEXTBR: /* Non maskable external breakpoint */ + cpu_abort(cs, "%s exception not implemented\n", + powerpc_excp_name(excp)); + break; + default: cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); + break; } - qemu_log_mask(CPU_LOG_INT, "Raise exception at " TARGET_FMT_lx - " => %s (%d) error=%02x\n", env->nip, powerpc_excp_name(excp), - excp, env->error_code); + /* + * Sort out endianness of interrupt, this differs depending on the + * CPU, the HV mode, etc... + */ + if (ppc_interrupts_little_endian(cpu, !!(new_msr & MSR_HVB))) { + new_msr |= (target_ulong)1 << MSR_LE; + } + + /* Save PC */ + env->spr[SPR_SRR0] = env->nip; + + /* Save MSR */ + env->spr[SPR_SRR1] = msr; + + powerpc_set_excp_state(cpu, vector, new_msr); +} + +static void powerpc_excp_7xx(PowerPCCPU *cpu, int excp) +{ + CPUState *cs = CPU(cpu); + CPUPPCState *env = &cpu->env; + target_ulong msr, new_msr, vector; /* new srr1 value excluding must-be-zero bits */ msr = env->msr & ~0x783f0000ULL; @@ -667,7 +816,7 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) { int lev = env->error_code; - if ((lev == 1) && cpu->vhyp) { + if (lev == 1 && cpu->vhyp) { dump_hcall(env); } else { dump_syscall(env); @@ -682,10 +831,10 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) /* * The Virtual Open Firmware (VOF) relies on the 'sc 1' * instruction to communicate with QEMU. The pegasos2 machine - * uses VOF and the 74xx CPUs, so although the 74xx don't have + * uses VOF and the 7xx CPUs, so although the 7xx don't have * HV mode, we need to keep hypercall support. */ - if ((lev == 1) && cpu->vhyp) { + if (lev == 1 && cpu->vhyp) { PPCVirtualHypervisorClass *vhc = PPC_VIRTUAL_HYPERVISOR_GET_CLASS(cpu->vhyp); vhc->hypercall(cpu->vhyp, cpu); @@ -705,13 +854,21 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) break; case POWERPC_EXCP_TRACE: /* Trace exception */ break; - case POWERPC_EXCP_VPU: /* Vector unavailable exception */ + case POWERPC_EXCP_IFTLB: /* Instruction fetch TLB error */ + case POWERPC_EXCP_DLTLB: /* Data load TLB miss */ + case POWERPC_EXCP_DSTLB: /* Data store TLB miss */ + ppc_excp_debug_sw_tlb(env, excp); + + msr |= env->crf[0] << 28; + msr |= env->error_code; /* key, D/I, S/L bits */ + /* Set way using a LRU mechanism */ + msr |= ((env->last_way + 1) & (env->nb_ways - 1)) << 17; + break; case POWERPC_EXCP_IABR: /* Instruction address breakpoint */ case POWERPC_EXCP_SMI: /* System management interrupt */ case POWERPC_EXCP_THERM: /* Thermal interrupt */ case POWERPC_EXCP_PERFM: /* Embedded performance monitor interrupt */ - case POWERPC_EXCP_VPUA: /* Vector assist exception */ cpu_abort(cs, "%s exception not implemented\n", powerpc_excp_name(excp)); break; @@ -720,14 +877,6 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) break; } - /* Sanity check */ - if (!(env->msr_mask & MSR_HVB)) { - if (new_msr & MSR_HVB) { - cpu_abort(cs, "Trying to deliver HV exception (MSR) %d with " - "no HV support\n", excp); - } - } - /* * Sort out endianness of interrupt, this differs depending on the * CPU, the HV mode, etc... @@ -745,49 +894,26 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) powerpc_set_excp_state(cpu, vector, new_msr); } -#ifdef TARGET_PPC64 -static void powerpc_excp_books(PowerPCCPU *cpu, int excp) +static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) { CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; - int excp_model = env->excp_model; target_ulong msr, new_msr, vector; - int srr0, srr1, lev = -1; - - if (excp <= POWERPC_EXCP_NONE || excp >= POWERPC_EXCP_NB) { - cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); - } - - qemu_log_mask(CPU_LOG_INT, "Raise exception at " TARGET_FMT_lx - " => %s (%d) error=%02x\n", env->nip, powerpc_excp_name(excp), - excp, env->error_code); /* new srr1 value excluding must-be-zero bits */ msr = env->msr & ~0x783f0000ULL; /* - * new interrupt handler msr preserves existing HV and ME unless + * new interrupt handler msr preserves existing ME unless * explicitly overriden */ - new_msr = env->msr & (((target_ulong)1 << MSR_ME) | MSR_HVB); - - /* target registers */ - srr0 = SPR_SRR0; - srr1 = SPR_SRR1; - - /* - * check for special resume at 0x100 from doze/nap/sleep/winkle on - * P7/P8/P9 - */ - if (env->resume_as_sreset) { - excp = powerpc_reset_wakeup(cs, env, excp, &msr); - } + new_msr = env->msr & ((target_ulong)1 << MSR_ME); /* - * We don't want to generate a Hypervisor Emulation Assistance - * Interrupt if we don't have HVB in msr_mask (PAPR mode). + * Hypervisor emulation assistance interrupt only exists on server + * arch 2.05 server or later. */ - if (excp == POWERPC_EXCP_HV_EMU && !(env->msr_mask & MSR_HVB)) { + if (excp == POWERPC_EXCP_HV_EMU) { excp = POWERPC_EXCP_PROGRAM; } @@ -815,13 +941,6 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp) cs->halted = 1; cpu_interrupt_exittb(cs); } - if (env->msr_mask & MSR_HVB) { - /* - * ISA specifies HV, but can be delivered to guest with HV - * clear (e.g., see FWNMI in PAPR). - */ - new_msr |= (target_ulong)MSR_HVB; - } /* machine check exceptions don't have ME set */ new_msr &= ~((target_ulong)1 << MSR_ME); @@ -835,28 +954,7 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp) msr |= env->error_code; break; case POWERPC_EXCP_EXTERNAL: /* External input */ - { - bool lpes0; - - /* - * LPES0 is only taken into consideration if we support HV - * mode for this CPU. - */ - if (!env->has_hv_mode) { - break; - } - - lpes0 = !!(env->spr[SPR_LPCR] & LPCR_LPES0); - - if (!lpes0) { - new_msr |= (target_ulong)MSR_HVB; - new_msr |= env->msr & ((target_ulong)1 << MSR_RI); - srr0 = SPR_HSRR0; - srr1 = SPR_HSRR1; - } - break; - } case POWERPC_EXCP_ALIGN: /* Alignment exception */ /* Get rS/rD and rA from faulting opcode */ /* @@ -901,7 +999,8 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp) } break; case POWERPC_EXCP_SYSCALL: /* System call exception */ - lev = env->error_code; + { + int lev = env->error_code; if ((lev == 1) && cpu->vhyp) { dump_hcall(env); @@ -915,87 +1014,39 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp) */ env->nip += 4; - /* "PAPR mode" built-in hypercall emulation */ + /* + * The Virtual Open Firmware (VOF) relies on the 'sc 1' + * instruction to communicate with QEMU. The pegasos2 machine + * uses VOF and the 74xx CPUs, so although the 74xx don't have + * HV mode, we need to keep hypercall support. + */ if ((lev == 1) && cpu->vhyp) { PPCVirtualHypervisorClass *vhc = PPC_VIRTUAL_HYPERVISOR_GET_CLASS(cpu->vhyp); vhc->hypercall(cpu->vhyp, cpu); return; } - if (lev == 1) { - new_msr |= (target_ulong)MSR_HVB; - } - break; - case POWERPC_EXCP_SYSCALL_VECTORED: /* scv exception */ - lev = env->error_code; - dump_syscall(env); - env->nip += 4; - new_msr |= env->msr & ((target_ulong)1 << MSR_EE); - new_msr |= env->msr & ((target_ulong)1 << MSR_RI); - - vector += lev * 0x20; - env->lr = env->nip; - env->ctr = msr; break; + } case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */ case POWERPC_EXCP_DECR: /* Decrementer exception */ break; case POWERPC_EXCP_RESET: /* System reset exception */ - /* A power-saving exception sets ME, otherwise it is unchanged */ if (msr_pow) { - /* indicate that we resumed from power save mode */ - msr |= 0x10000; - new_msr |= ((target_ulong)1 << MSR_ME); - } - if (env->msr_mask & MSR_HVB) { - /* - * ISA specifies HV, but can be delivered to guest with HV - * clear (e.g., see FWNMI in PAPR, NMI injection in QEMU). - */ - new_msr |= (target_ulong)MSR_HVB; - } else { - if (msr_pow) { - cpu_abort(cs, "Trying to deliver power-saving system reset " - "exception %d with no HV support\n", excp); - } + cpu_abort(cs, "Trying to deliver power-saving system reset " + "exception %d with no HV support\n", excp); } break; - case POWERPC_EXCP_DSEG: /* Data segment exception */ - case POWERPC_EXCP_ISEG: /* Instruction segment exception */ case POWERPC_EXCP_TRACE: /* Trace exception */ break; - case POWERPC_EXCP_HISI: /* Hypervisor instruction storage exception */ - msr |= env->error_code; - /* fall through */ - case POWERPC_EXCP_HDECR: /* Hypervisor decrementer exception */ - case POWERPC_EXCP_HDSI: /* Hypervisor data storage exception */ - case POWERPC_EXCP_SDOOR_HV: /* Hypervisor Doorbell interrupt */ - case POWERPC_EXCP_HV_EMU: - case POWERPC_EXCP_HVIRT: /* Hypervisor virtualization */ - srr0 = SPR_HSRR0; - srr1 = SPR_HSRR1; - new_msr |= (target_ulong)MSR_HVB; - new_msr |= env->msr & ((target_ulong)1 << MSR_RI); - break; case POWERPC_EXCP_VPU: /* Vector unavailable exception */ - case POWERPC_EXCP_VSXU: /* VSX unavailable exception */ - case POWERPC_EXCP_FU: /* Facility unavailable exception */ - env->spr[SPR_FSCR] |= ((target_ulong)env->error_code << 56); - break; - case POWERPC_EXCP_HV_FU: /* Hypervisor Facility Unavailable Exception */ - env->spr[SPR_HFSCR] |= ((target_ulong)env->error_code << FSCR_IC_POS); - srr0 = SPR_HSRR0; - srr1 = SPR_HSRR1; - new_msr |= (target_ulong)MSR_HVB; - new_msr |= env->msr & ((target_ulong)1 << MSR_RI); break; + case POWERPC_EXCP_IABR: /* Instruction address breakpoint */ + case POWERPC_EXCP_SMI: /* System management interrupt */ case POWERPC_EXCP_THERM: /* Thermal interrupt */ case POWERPC_EXCP_PERFM: /* Embedded performance monitor interrupt */ case POWERPC_EXCP_VPUA: /* Vector assist exception */ - case POWERPC_EXCP_MAINT: /* Maintenance exception */ - case POWERPC_EXCP_SDOOR: /* Doorbell interrupt */ - case POWERPC_EXCP_HV_MAINT: /* Hypervisor Maintenance exception */ cpu_abort(cs, "%s exception not implemented\n", powerpc_excp_name(excp)); break; @@ -1004,18 +1055,6 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp) break; } - /* Sanity check */ - if (!(env->msr_mask & MSR_HVB)) { - if (new_msr & MSR_HVB) { - cpu_abort(cs, "Trying to deliver HV exception (MSR) %d with " - "no HV support\n", excp); - } - if (srr0 == SPR_HSRR0) { - cpu_abort(cs, "Trying to deliver HV exception (HSRR) %d with " - "no HV support\n", excp); - } - } - /* * Sort out endianness of interrupt, this differs depending on the * CPU, the HV mode, etc... @@ -1024,84 +1063,39 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp) new_msr |= (target_ulong)1 << MSR_LE; } - new_msr |= (target_ulong)1 << MSR_SF; - - if (excp != POWERPC_EXCP_SYSCALL_VECTORED) { - /* Save PC */ - env->spr[srr0] = env->nip; - - /* Save MSR */ - env->spr[srr1] = msr; - } + /* Save PC */ + env->spr[SPR_SRR0] = env->nip; - /* This can update new_msr and vector if AIL applies */ - ppc_excp_apply_ail(cpu, excp_model, excp, msr, &new_msr, &vector); + /* Save MSR */ + env->spr[SPR_SRR1] = msr; powerpc_set_excp_state(cpu, vector, new_msr); } -#else -static inline void powerpc_excp_books(PowerPCCPU *cpu, int excp) -{ - g_assert_not_reached(); -} -#endif -/* - * Note that this function should be greatly optimized when called - * with a constant excp, from ppc_hw_interrupt - */ -static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) +static void powerpc_excp_booke(PowerPCCPU *cpu, int excp) { CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; - int excp_model = env->excp_model; target_ulong msr, new_msr, vector; - int srr0, srr1, lev = -1; - - if (excp <= POWERPC_EXCP_NONE || excp >= POWERPC_EXCP_NB) { - cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); - } + int srr0, srr1; - qemu_log_mask(CPU_LOG_INT, "Raise exception at " TARGET_FMT_lx - " => %s (%d) error=%02x\n", env->nip, powerpc_excp_name(excp), - excp, env->error_code); - - /* new srr1 value excluding must-be-zero bits */ - if (excp_model == POWERPC_EXCP_BOOKE) { - msr = env->msr; - } else { - msr = env->msr & ~0x783f0000ULL; - } + msr = env->msr; /* - * new interrupt handler msr preserves existing HV and ME unless + * new interrupt handler msr preserves existing ME unless * explicitly overriden */ - new_msr = env->msr & (((target_ulong)1 << MSR_ME) | MSR_HVB); + new_msr = env->msr & ((target_ulong)1 << MSR_ME); /* target registers */ srr0 = SPR_SRR0; srr1 = SPR_SRR1; /* - * check for special resume at 0x100 from doze/nap/sleep/winkle on - * P7/P8/P9 - */ - if (env->resume_as_sreset) { - excp = powerpc_reset_wakeup(cs, env, excp, &msr); - } - - /* * Hypervisor emulation assistance interrupt only exists on server - * arch 2.05 server or later. We also don't want to generate it if - * we don't have HVB in msr_mask (PAPR mode). + * arch 2.05 server or later. */ - if (excp == POWERPC_EXCP_HV_EMU -#if defined(TARGET_PPC64) - && !(mmu_is_64bit(env->mmu_model) && (env->msr_mask & MSR_HVB)) -#endif /* defined(TARGET_PPC64) */ - - ) { + if (excp == POWERPC_EXCP_HV_EMU) { excp = POWERPC_EXCP_PROGRAM; } @@ -1110,7 +1104,7 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) * SPEU and VPU share the same IVOR but they exist in different * processors. SPEU is e500v1/2 only and VPU is e6500 only. */ - if (excp_model == POWERPC_EXCP_BOOKE && excp == POWERPC_EXCP_VPU) { + if (excp == POWERPC_EXCP_VPU) { excp = POWERPC_EXCP_SPEU; } #endif @@ -1125,21 +1119,210 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) switch (excp) { case POWERPC_EXCP_CRITICAL: /* Critical input */ - switch (excp_model) { - case POWERPC_EXCP_40x: - srr0 = SPR_40x_SRR2; - srr1 = SPR_40x_SRR3; + srr0 = SPR_BOOKE_CSRR0; + srr1 = SPR_BOOKE_CSRR1; + break; + case POWERPC_EXCP_MCHECK: /* Machine check exception */ + if (msr_me == 0) { + /* + * Machine check exception is not enabled. Enter + * checkstop state. + */ + fprintf(stderr, "Machine check while not allowed. " + "Entering checkstop state\n"); + if (qemu_log_separate()) { + qemu_log("Machine check while not allowed. " + "Entering checkstop state\n"); + } + cs->halted = 1; + cpu_interrupt_exittb(cs); + } + + /* machine check exceptions don't have ME set */ + new_msr &= ~((target_ulong)1 << MSR_ME); + + /* FIXME: choose one or the other based on CPU type */ + srr0 = SPR_BOOKE_MCSRR0; + srr1 = SPR_BOOKE_MCSRR1; + + env->spr[SPR_BOOKE_CSRR0] = env->nip; + env->spr[SPR_BOOKE_CSRR1] = msr; + + break; + case POWERPC_EXCP_DSI: /* Data storage exception */ + trace_ppc_excp_dsi(env->spr[SPR_BOOKE_ESR], env->spr[SPR_BOOKE_DEAR]); + break; + case POWERPC_EXCP_ISI: /* Instruction storage exception */ + trace_ppc_excp_isi(msr, env->nip); + break; + case POWERPC_EXCP_EXTERNAL: /* External input */ + if (env->mpic_proxy) { + /* IACK the IRQ on delivery */ + env->spr[SPR_BOOKE_EPR] = ldl_phys(cs->as, env->mpic_iack); + } + break; + case POWERPC_EXCP_ALIGN: /* Alignment exception */ + break; + case POWERPC_EXCP_PROGRAM: /* Program exception */ + switch (env->error_code & ~0xF) { + case POWERPC_EXCP_FP: + if ((msr_fe0 == 0 && msr_fe1 == 0) || msr_fp == 0) { + trace_ppc_excp_fp_ignore(); + cs->exception_index = POWERPC_EXCP_NONE; + env->error_code = 0; + return; + } + + /* + * FP exceptions always have NIP pointing to the faulting + * instruction, so always use store_next and claim we are + * precise in the MSR. + */ + msr |= 0x00100000; + env->spr[SPR_BOOKE_ESR] = ESR_FP; break; - case POWERPC_EXCP_BOOKE: - srr0 = SPR_BOOKE_CSRR0; - srr1 = SPR_BOOKE_CSRR1; + case POWERPC_EXCP_INVAL: + trace_ppc_excp_inval(env->nip); + msr |= 0x00080000; + env->spr[SPR_BOOKE_ESR] = ESR_PIL; break; - case POWERPC_EXCP_G2: + case POWERPC_EXCP_PRIV: + msr |= 0x00040000; + env->spr[SPR_BOOKE_ESR] = ESR_PPR; + break; + case POWERPC_EXCP_TRAP: + msr |= 0x00020000; + env->spr[SPR_BOOKE_ESR] = ESR_PTR; break; default: - goto excp_invalid; + /* Should never occur */ + cpu_abort(cs, "Invalid program exception %d. Aborting\n", + env->error_code); + break; } break; + case POWERPC_EXCP_SYSCALL: /* System call exception */ + dump_syscall(env); + + /* + * We need to correct the NIP which in this case is supposed + * to point to the next instruction + */ + env->nip += 4; + break; + case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */ + case POWERPC_EXCP_APU: /* Auxiliary processor unavailable */ + case POWERPC_EXCP_DECR: /* Decrementer exception */ + break; + case POWERPC_EXCP_FIT: /* Fixed-interval timer interrupt */ + /* FIT on 4xx */ + trace_ppc_excp_print("FIT"); + break; + case POWERPC_EXCP_WDT: /* Watchdog timer interrupt */ + trace_ppc_excp_print("WDT"); + srr0 = SPR_BOOKE_CSRR0; + srr1 = SPR_BOOKE_CSRR1; + break; + case POWERPC_EXCP_DTLB: /* Data TLB error */ + case POWERPC_EXCP_ITLB: /* Instruction TLB error */ + break; + case POWERPC_EXCP_DEBUG: /* Debug interrupt */ + if (env->flags & POWERPC_FLAG_DE) { + /* FIXME: choose one or the other based on CPU type */ + srr0 = SPR_BOOKE_DSRR0; + srr1 = SPR_BOOKE_DSRR1; + + env->spr[SPR_BOOKE_CSRR0] = env->nip; + env->spr[SPR_BOOKE_CSRR1] = msr; + + /* DBSR already modified by caller */ + } else { + cpu_abort(cs, "Debug exception triggered on unsupported model\n"); + } + break; + case POWERPC_EXCP_SPEU: /* SPE/embedded floating-point unavailable/VPU */ + env->spr[SPR_BOOKE_ESR] = ESR_SPV; + break; + case POWERPC_EXCP_RESET: /* System reset exception */ + if (msr_pow) { + cpu_abort(cs, "Trying to deliver power-saving system reset " + "exception %d with no HV support\n", excp); + } + break; + case POWERPC_EXCP_EFPDI: /* Embedded floating-point data interrupt */ + case POWERPC_EXCP_EFPRI: /* Embedded floating-point round interrupt */ + cpu_abort(cs, "%s exception not implemented\n", + powerpc_excp_name(excp)); + break; + default: + cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); + break; + } + +#if defined(TARGET_PPC64) + if (env->spr[SPR_BOOKE_EPCR] & EPCR_ICM) { + /* Cat.64-bit: EPCR.ICM is copied to MSR.CM */ + new_msr |= (target_ulong)1 << MSR_CM; + } else { + vector = (uint32_t)vector; + } +#endif + + /* Save PC */ + env->spr[srr0] = env->nip; + + /* Save MSR */ + env->spr[srr1] = msr; + + powerpc_set_excp_state(cpu, vector, new_msr); +} + +#ifdef TARGET_PPC64 +static void powerpc_excp_books(PowerPCCPU *cpu, int excp) +{ + CPUState *cs = CPU(cpu); + CPUPPCState *env = &cpu->env; + target_ulong msr, new_msr, vector; + int srr0, srr1, lev = -1; + + /* new srr1 value excluding must-be-zero bits */ + msr = env->msr & ~0x783f0000ULL; + + /* + * new interrupt handler msr preserves existing HV and ME unless + * explicitly overriden + */ + new_msr = env->msr & (((target_ulong)1 << MSR_ME) | MSR_HVB); + + /* target registers */ + srr0 = SPR_SRR0; + srr1 = SPR_SRR1; + + /* + * check for special resume at 0x100 from doze/nap/sleep/winkle on + * P7/P8/P9 + */ + if (env->resume_as_sreset) { + excp = powerpc_reset_wakeup(cs, env, excp, &msr); + } + + /* + * We don't want to generate a Hypervisor Emulation Assistance + * Interrupt if we don't have HVB in msr_mask (PAPR mode). + */ + if (excp == POWERPC_EXCP_HV_EMU && !(env->msr_mask & MSR_HVB)) { + excp = POWERPC_EXCP_PROGRAM; + } + + vector = env->excp_vectors[excp]; + if (vector == (target_ulong)-1ULL) { + cpu_abort(cs, "Raised an exception without defined vector %d\n", + excp); + } + + vector |= env->excp_prefix; + + switch (excp) { case POWERPC_EXCP_MCHECK: /* Machine check exception */ if (msr_me == 0) { /* @@ -1166,23 +1349,6 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) /* machine check exceptions don't have ME set */ new_msr &= ~((target_ulong)1 << MSR_ME); - /* XXX: should also have something loaded in DAR / DSISR */ - switch (excp_model) { - case POWERPC_EXCP_40x: - srr0 = SPR_40x_SRR2; - srr1 = SPR_40x_SRR3; - break; - case POWERPC_EXCP_BOOKE: - /* FIXME: choose one or the other based on CPU type */ - srr0 = SPR_BOOKE_MCSRR0; - srr1 = SPR_BOOKE_MCSRR1; - - env->spr[SPR_BOOKE_CSRR0] = env->nip; - env->spr[SPR_BOOKE_CSRR1] = msr; - break; - default: - break; - } break; case POWERPC_EXCP_DSI: /* Data storage exception */ trace_ppc_excp_dsi(env->spr[SPR_DSISR], env->spr[SPR_DAR]); @@ -1195,39 +1361,23 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) { bool lpes0; - cs = CPU(cpu); - /* - * Exception targeting modifiers - * - * LPES0 is supported on POWER7/8/9 - * LPES1 is not supported (old iSeries mode) - * - * On anything else, we behave as if LPES0 is 1 - * (externals don't alter MSR:HV) + * LPES0 is only taken into consideration if we support HV + * mode for this CPU. */ -#if defined(TARGET_PPC64) - if (excp_model == POWERPC_EXCP_POWER7 || - excp_model == POWERPC_EXCP_POWER8 || - excp_model == POWERPC_EXCP_POWER9 || - excp_model == POWERPC_EXCP_POWER10) { - lpes0 = !!(env->spr[SPR_LPCR] & LPCR_LPES0); - } else -#endif /* defined(TARGET_PPC64) */ - { - lpes0 = true; + if (!env->has_hv_mode) { + break; } + lpes0 = !!(env->spr[SPR_LPCR] & LPCR_LPES0); + if (!lpes0) { new_msr |= (target_ulong)MSR_HVB; new_msr |= env->msr & ((target_ulong)1 << MSR_RI); srr0 = SPR_HSRR0; srr1 = SPR_HSRR1; } - if (env->mpic_proxy) { - /* IACK the IRQ on delivery */ - env->spr[SPR_BOOKE_EPR] = ldl_phys(cs->as, env->mpic_iack); - } + break; } case POWERPC_EXCP_ALIGN: /* Alignment exception */ @@ -1255,20 +1405,16 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) * precise in the MSR. */ msr |= 0x00100000; - env->spr[SPR_BOOKE_ESR] = ESR_FP; break; case POWERPC_EXCP_INVAL: trace_ppc_excp_inval(env->nip); msr |= 0x00080000; - env->spr[SPR_BOOKE_ESR] = ESR_PIL; break; case POWERPC_EXCP_PRIV: msr |= 0x00040000; - env->spr[SPR_BOOKE_ESR] = ESR_PPR; break; case POWERPC_EXCP_TRAP: msr |= 0x00020000; - env->spr[SPR_BOOKE_ESR] = ESR_PTR; break; default: /* Should never occur */ @@ -1316,50 +1462,8 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) env->ctr = msr; break; case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */ - case POWERPC_EXCP_APU: /* Auxiliary processor unavailable */ case POWERPC_EXCP_DECR: /* Decrementer exception */ break; - case POWERPC_EXCP_FIT: /* Fixed-interval timer interrupt */ - /* FIT on 4xx */ - trace_ppc_excp_print("FIT"); - break; - case POWERPC_EXCP_WDT: /* Watchdog timer interrupt */ - trace_ppc_excp_print("WDT"); - switch (excp_model) { - case POWERPC_EXCP_BOOKE: - srr0 = SPR_BOOKE_CSRR0; - srr1 = SPR_BOOKE_CSRR1; - break; - default: - break; - } - break; - case POWERPC_EXCP_DTLB: /* Data TLB error */ - case POWERPC_EXCP_ITLB: /* Instruction TLB error */ - break; - case POWERPC_EXCP_DEBUG: /* Debug interrupt */ - if (env->flags & POWERPC_FLAG_DE) { - /* FIXME: choose one or the other based on CPU type */ - srr0 = SPR_BOOKE_DSRR0; - srr1 = SPR_BOOKE_DSRR1; - - env->spr[SPR_BOOKE_CSRR0] = env->nip; - env->spr[SPR_BOOKE_CSRR1] = msr; - - /* DBSR already modified by caller */ - } else { - cpu_abort(cs, "Debug exception triggered on unsupported model\n"); - } - break; - case POWERPC_EXCP_SPEU: /* SPE/embedded floating-point unavailable/VPU */ - env->spr[SPR_BOOKE_ESR] = ESR_SPV; - break; - case POWERPC_EXCP_DOORI: /* Embedded doorbell interrupt */ - break; - case POWERPC_EXCP_DOORCI: /* Embedded doorbell critical interrupt */ - srr0 = SPR_BOOKE_CSRR0; - srr1 = SPR_BOOKE_CSRR1; - break; case POWERPC_EXCP_RESET: /* System reset exception */ /* A power-saving exception sets ME, otherwise it is unchanged */ if (msr_pow) { @@ -1389,8 +1493,6 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) /* fall through */ case POWERPC_EXCP_HDECR: /* Hypervisor decrementer exception */ case POWERPC_EXCP_HDSI: /* Hypervisor data storage exception */ - case POWERPC_EXCP_HDSEG: /* Hypervisor data segment exception */ - case POWERPC_EXCP_HISEG: /* Hypervisor instruction segment exception */ case POWERPC_EXCP_SDOOR_HV: /* Hypervisor Doorbell interrupt */ case POWERPC_EXCP_HV_EMU: case POWERPC_EXCP_HVIRT: /* Hypervisor virtualization */ @@ -1402,83 +1504,33 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) case POWERPC_EXCP_VPU: /* Vector unavailable exception */ case POWERPC_EXCP_VSXU: /* VSX unavailable exception */ case POWERPC_EXCP_FU: /* Facility unavailable exception */ -#ifdef TARGET_PPC64 env->spr[SPR_FSCR] |= ((target_ulong)env->error_code << 56); -#endif break; case POWERPC_EXCP_HV_FU: /* Hypervisor Facility Unavailable Exception */ -#ifdef TARGET_PPC64 env->spr[SPR_HFSCR] |= ((target_ulong)env->error_code << FSCR_IC_POS); srr0 = SPR_HSRR0; srr1 = SPR_HSRR1; new_msr |= (target_ulong)MSR_HVB; new_msr |= env->msr & ((target_ulong)1 << MSR_RI); -#endif - break; - case POWERPC_EXCP_PIT: /* Programmable interval timer interrupt */ - trace_ppc_excp_print("PIT"); - break; - case POWERPC_EXCP_IFTLB: /* Instruction fetch TLB error */ - case POWERPC_EXCP_DLTLB: /* Data load TLB miss */ - case POWERPC_EXCP_DSTLB: /* Data store TLB miss */ - switch (excp_model) { - case POWERPC_EXCP_603: - case POWERPC_EXCP_G2: - /* Swap temporary saved registers with GPRs */ - if (!(new_msr & ((target_ulong)1 << MSR_TGPR))) { - new_msr |= (target_ulong)1 << MSR_TGPR; - hreg_swap_gpr_tgpr(env); - } - /* fall through */ - case POWERPC_EXCP_7x5: - ppc_excp_debug_sw_tlb(env, excp); - - msr |= env->crf[0] << 28; - msr |= env->error_code; /* key, D/I, S/L bits */ - /* Set way using a LRU mechanism */ - msr |= ((env->last_way + 1) & (env->nb_ways - 1)) << 17; - break; - default: - cpu_abort(cs, "Invalid TLB miss exception\n"); - break; - } break; - case POWERPC_EXCP_EFPDI: /* Embedded floating-point data interrupt */ - case POWERPC_EXCP_EFPRI: /* Embedded floating-point round interrupt */ - case POWERPC_EXCP_EPERFM: /* Embedded performance monitor interrupt */ - case POWERPC_EXCP_IO: /* IO error exception */ - case POWERPC_EXCP_RUNM: /* Run mode exception */ - case POWERPC_EXCP_EMUL: /* Emulation trap exception */ - case POWERPC_EXCP_FPA: /* Floating-point assist exception */ - case POWERPC_EXCP_DABR: /* Data address breakpoint */ - case POWERPC_EXCP_IABR: /* Instruction address breakpoint */ - case POWERPC_EXCP_SMI: /* System management interrupt */ case POWERPC_EXCP_THERM: /* Thermal interrupt */ case POWERPC_EXCP_PERFM: /* Embedded performance monitor interrupt */ case POWERPC_EXCP_VPUA: /* Vector assist exception */ - case POWERPC_EXCP_SOFTP: /* Soft patch exception */ case POWERPC_EXCP_MAINT: /* Maintenance exception */ - case POWERPC_EXCP_MEXTBR: /* Maskable external breakpoint */ - case POWERPC_EXCP_NMEXTBR: /* Non maskable external breakpoint */ + case POWERPC_EXCP_SDOOR: /* Doorbell interrupt */ + case POWERPC_EXCP_HV_MAINT: /* Hypervisor Maintenance exception */ cpu_abort(cs, "%s exception not implemented\n", powerpc_excp_name(excp)); break; default: - excp_invalid: cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); break; } /* Sanity check */ - if (!(env->msr_mask & MSR_HVB)) { - if (new_msr & MSR_HVB) { - cpu_abort(cs, "Trying to deliver HV exception (MSR) %d with " - "no HV support\n", excp); - } - if (srr0 == SPR_HSRR0) { - cpu_abort(cs, "Trying to deliver HV exception (HSRR) %d with " - "no HV support\n", excp); - } + if (!(env->msr_mask & MSR_HVB) && srr0 == SPR_HSRR0) { + cpu_abort(cs, "Trying to deliver HV exception (HSRR) %d with " + "no HV support\n", excp); } /* @@ -1489,22 +1541,7 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) new_msr |= (target_ulong)1 << MSR_LE; } -#if defined(TARGET_PPC64) - if (excp_model == POWERPC_EXCP_BOOKE) { - if (env->spr[SPR_BOOKE_EPCR] & EPCR_ICM) { - /* Cat.64-bit: EPCR.ICM is copied to MSR.CM */ - new_msr |= (target_ulong)1 << MSR_CM; - } else { - vector = (uint32_t)vector; - } - } else { - if (!msr_isf && !mmu_is_64bit(env->mmu_model)) { - vector = (uint32_t)vector; - } else { - new_msr |= (target_ulong)1 << MSR_SF; - } - } -#endif + new_msr |= (target_ulong)1 << MSR_SF; if (excp != POWERPC_EXCP_SYSCALL_VECTORED) { /* Save PC */ @@ -1515,22 +1552,46 @@ static inline void powerpc_excp_legacy(PowerPCCPU *cpu, int excp) } /* This can update new_msr and vector if AIL applies */ - ppc_excp_apply_ail(cpu, excp_model, excp, msr, &new_msr, &vector); + ppc_excp_apply_ail(cpu, excp, msr, &new_msr, &vector); powerpc_set_excp_state(cpu, vector, new_msr); } +#else +static inline void powerpc_excp_books(PowerPCCPU *cpu, int excp) +{ + g_assert_not_reached(); +} +#endif static void powerpc_excp(PowerPCCPU *cpu, int excp) { + CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; + if (excp <= POWERPC_EXCP_NONE || excp >= POWERPC_EXCP_NB) { + cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); + } + + qemu_log_mask(CPU_LOG_INT, "Raise exception at " TARGET_FMT_lx + " => %s (%d) error=%02x\n", env->nip, powerpc_excp_name(excp), + excp, env->error_code); + switch (env->excp_model) { case POWERPC_EXCP_40x: powerpc_excp_40x(cpu, excp); break; + case POWERPC_EXCP_6xx: + powerpc_excp_6xx(cpu, excp); + break; + case POWERPC_EXCP_7xx: + powerpc_excp_7xx(cpu, excp); + break; case POWERPC_EXCP_74xx: powerpc_excp_74xx(cpu, excp); break; + case POWERPC_EXCP_BOOKE: + powerpc_excp_booke(cpu, excp); + break; case POWERPC_EXCP_970: case POWERPC_EXCP_POWER7: case POWERPC_EXCP_POWER8: @@ -1539,7 +1600,7 @@ static void powerpc_excp(PowerPCCPU *cpu, int excp) powerpc_excp_books(cpu, excp); break; default: - powerpc_excp_legacy(cpu, excp); + g_assert_not_reached(); } } @@ -1974,14 +2035,8 @@ void helper_td(CPUPPCState *env, target_ulong arg1, target_ulong arg2, #endif #if !defined(CONFIG_USER_ONLY) -/*****************************************************************************/ -/* PowerPC 601 specific instructions (POWER bridge) */ #ifdef CONFIG_TCG -void helper_rfsvc(CPUPPCState *env) -{ - do_rfi(env, env->lr, env->ctr & 0x0000FFFF); -} /* Embedded.Processor Control */ static int dbell2irq(target_ulong rb) diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index e5c29b53b8..bd76bee7f1 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -1696,7 +1696,7 @@ uint32_t helper_efdcmpeq(CPUPPCState *env, uint64_t op1, uint64_t op2) void helper_##name(CPUPPCState *env, ppc_vsr_t *xt, \ ppc_vsr_t *xa, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ helper_reset_fpstatus(env); \ @@ -1772,7 +1772,7 @@ void helper_xsaddqp(CPUPPCState *env, uint32_t opcode, void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, \ ppc_vsr_t *xa, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ helper_reset_fpstatus(env); \ @@ -1843,7 +1843,7 @@ void helper_xsmulqp(CPUPPCState *env, uint32_t opcode, void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, \ ppc_vsr_t *xa, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ helper_reset_fpstatus(env); \ @@ -1919,7 +1919,7 @@ void helper_xsdivqp(CPUPPCState *env, uint32_t opcode, #define VSX_RE(op, nels, tp, fld, sfprf, r2sp) \ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ helper_reset_fpstatus(env); \ @@ -1959,7 +1959,7 @@ VSX_RE(xvresp, 4, float32, VsrW(i), 0, 0) #define VSX_SQRT(op, nels, tp, fld, sfprf, r2sp) \ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ helper_reset_fpstatus(env); \ @@ -2004,7 +2004,7 @@ VSX_SQRT(xvsqrtsp, 4, float32, VsrW(i), 0, 0) #define VSX_RSQRTE(op, nels, tp, fld, sfprf, r2sp) \ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ helper_reset_fpstatus(env); \ @@ -2472,7 +2472,7 @@ void helper_xscmpuqp(CPUPPCState *env, uint32_t opcode, ppc_vsr_t *xa, void helper_##name(CPUPPCState *env, ppc_vsr_t *xt, \ ppc_vsr_t *xa, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ for (i = 0; i < nels; i++) { \ @@ -2498,7 +2498,7 @@ VSX_MAX_MIN(xvminsp, minnum, 4, float32, VsrW(i)) void helper_##name(CPUPPCState *env, \ ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ bool vxsnan_flag = false, vex_flag = false; \ \ if (unlikely(float64_is_any_nan(xa->VsrD(0)) || \ @@ -2533,7 +2533,7 @@ VSX_MAX_MINC(xsmincdp, 0); void helper_##name(CPUPPCState *env, \ ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ bool vxsnan_flag = false, vex_flag = false; \ \ if (unlikely(float64_is_any_nan(xa->VsrD(0)))) { \ @@ -2654,7 +2654,7 @@ VSX_CMP(xvcmpnesp, 4, float32, VsrW(i), eq, 0, 0) #define VSX_CVT_FP_TO_FP(op, nels, stp, ttp, sfld, tfld, sfprf) \ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ for (i = 0; i < nels; i++) { \ @@ -2833,7 +2833,7 @@ uint64_t helper_xscvspdpn(CPUPPCState *env, uint64_t xb) void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb) \ { \ int all_flags = env->fp_status.float_exception_flags, flags; \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ for (i = 0; i < nels; i++) { \ @@ -2917,7 +2917,7 @@ VSX_CVT_FP_TO_INT_VECTOR(xscvqpuwz, float128, uint32, f128, VsrD(0), 0x0ULL) #define VSX_CVT_INT_TO_FP(op, nels, stp, ttp, sfld, tfld, sfprf, r2sp) \ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ for (i = 0; i < nels; i++) { \ @@ -2990,7 +2990,7 @@ VSX_CVT_INT_TO_FP_VECTOR(xscvudqp, uint64, float128, VsrD(0), f128) #define VSX_ROUND(op, nels, tp, fld, rmode, sfprf) \ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ FloatRoundMode curr_rounding_mode; \ \ diff --git a/target/ppc/helper.h b/target/ppc/helper.h index f2e5060910..ab008c9d4e 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -7,7 +7,6 @@ DEF_HELPER_FLAGS_4(td, TCG_CALL_NO_WG, void, env, tl, tl, i32) #if !defined(CONFIG_USER_ONLY) DEF_HELPER_2(store_msr, void, env, tl) DEF_HELPER_1(rfi, void, env) -DEF_HELPER_1(rfsvc, void, env) DEF_HELPER_1(40x_rfci, void, env) DEF_HELPER_1(rfci, void, env) DEF_HELPER_1(rfdi, void, env) @@ -653,14 +652,9 @@ DEF_HELPER_2(book3s_msgclr, void, env, tl) #endif DEF_HELPER_4(dlmzb, tl, env, tl, tl, i32) -DEF_HELPER_FLAGS_2(clcs, TCG_CALL_NO_RWG_SE, tl, env, i32) #if !defined(CONFIG_USER_ONLY) DEF_HELPER_2(rac, tl, env, tl) #endif -DEF_HELPER_3(div, tl, env, tl, tl) -DEF_HELPER_3(divo, tl, env, tl, tl) -DEF_HELPER_3(divs, tl, env, tl, tl) -DEF_HELPER_3(divso, tl, env, tl, tl) DEF_HELPER_2(load_dcr, tl, env, tl) DEF_HELPER_3(store_dcr, void, env, tl, tl) @@ -674,8 +668,6 @@ DEF_HELPER_FLAGS_1(load_tbu, TCG_CALL_NO_RWG, tl, env) DEF_HELPER_FLAGS_1(load_atbl, TCG_CALL_NO_RWG, tl, env) DEF_HELPER_FLAGS_1(load_atbu, TCG_CALL_NO_RWG, tl, env) DEF_HELPER_FLAGS_1(load_vtb, TCG_CALL_NO_RWG, tl, env) -DEF_HELPER_FLAGS_1(load_601_rtcl, TCG_CALL_NO_RWG, tl, env) -DEF_HELPER_FLAGS_1(load_601_rtcu, TCG_CALL_NO_RWG, tl, env) #if !defined(CONFIG_USER_ONLY) #if defined(TARGET_PPC64) DEF_HELPER_FLAGS_1(load_purr, TCG_CALL_NO_RWG, tl, env) @@ -693,15 +685,12 @@ DEF_HELPER_FLAGS_2(store_tbl, TCG_CALL_NO_RWG, void, env, tl) DEF_HELPER_FLAGS_2(store_tbu, TCG_CALL_NO_RWG, void, env, tl) DEF_HELPER_FLAGS_2(store_atbl, TCG_CALL_NO_RWG, void, env, tl) DEF_HELPER_FLAGS_2(store_atbu, TCG_CALL_NO_RWG, void, env, tl) -DEF_HELPER_FLAGS_2(store_601_rtcl, TCG_CALL_NO_RWG, void, env, tl) -DEF_HELPER_FLAGS_2(store_601_rtcu, TCG_CALL_NO_RWG, void, env, tl) DEF_HELPER_FLAGS_1(load_decr, TCG_CALL_NO_RWG, tl, env) DEF_HELPER_FLAGS_2(store_decr, TCG_CALL_NO_RWG, void, env, tl) DEF_HELPER_FLAGS_1(load_hdecr, TCG_CALL_NO_RWG, tl, env) DEF_HELPER_FLAGS_2(store_hdecr, TCG_CALL_NO_RWG, void, env, tl) DEF_HELPER_FLAGS_2(store_vtb, TCG_CALL_NO_RWG, void, env, tl) DEF_HELPER_FLAGS_2(store_tbu40, TCG_CALL_NO_RWG, void, env, tl) -DEF_HELPER_2(store_hid0_601, void, env, tl) DEF_HELPER_FLAGS_1(load_40x_pit, TCG_CALL_NO_RWG, tl, env) DEF_HELPER_FLAGS_2(store_40x_pit, TCG_CALL_NO_RWG, void, env, tl) DEF_HELPER_FLAGS_2(store_40x_tcr, TCG_CALL_NO_RWG, void, env, tl) @@ -715,8 +704,6 @@ DEF_HELPER_3(store_ibatl, void, env, i32, tl) DEF_HELPER_3(store_ibatu, void, env, i32, tl) DEF_HELPER_3(store_dbatl, void, env, i32, tl) DEF_HELPER_3(store_dbatu, void, env, i32, tl) -DEF_HELPER_3(store_601_batl, void, env, i32, tl) -DEF_HELPER_3(store_601_batu, void, env, i32, tl) #endif #define dh_alias_fprp ptr diff --git a/target/ppc/helper_regs.c b/target/ppc/helper_regs.c index 5b12cb03c9..38fcb5fe50 100644 --- a/target/ppc/helper_regs.c +++ b/target/ppc/helper_regs.c @@ -59,15 +59,6 @@ static uint32_t hreg_compute_hflags_value(CPUPPCState *env) msr_mask = ((1 << MSR_LE) | (1 << MSR_PR) | (1 << MSR_DR) | (1 << MSR_FP)); - if (ppc_flags & POWERPC_FLAG_HID0_LE) { - /* - * Note that MSR_LE is not set in env->msr_mask for this cpu, - * and so will never be set in msr. - */ - uint32_t le = extract32(env->spr[SPR_HID0], 3, 1); - hflags |= le << MSR_LE; - } - if (ppc_flags & POWERPC_FLAG_DE) { target_ulong dbcr0 = env->spr[SPR_BOOKE_DBCR0]; if (dbcr0 & DBCR0_ICMP) { @@ -249,7 +240,6 @@ int hreg_store_msr(CPUPPCState *env, target_ulong value, int alter_hv) hreg_swap_gpr_tgpr(env); } if (unlikely((value >> MSR_EP) & 1) != msr_ep) { - /* Change the exception prefix on PowerPC 601 */ env->excp_prefix = ((value >> MSR_EP) & 1) * 0xFFF00000; } /* diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index d7765fd3e3..d1b12788b2 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -423,72 +423,6 @@ uint64_t helper_PEXTD(uint64_t src, uint64_t mask) } /*****************************************************************************/ -/* PowerPC 601 specific instructions (POWER bridge) */ -target_ulong helper_div(CPUPPCState *env, target_ulong arg1, target_ulong arg2) -{ - uint64_t tmp = (uint64_t)arg1 << 32 | env->spr[SPR_MQ]; - - if (((int32_t)tmp == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || - (int32_t)arg2 == 0) { - env->spr[SPR_MQ] = 0; - return INT32_MIN; - } else { - env->spr[SPR_MQ] = tmp % arg2; - return tmp / (int32_t)arg2; - } -} - -target_ulong helper_divo(CPUPPCState *env, target_ulong arg1, - target_ulong arg2) -{ - uint64_t tmp = (uint64_t)arg1 << 32 | env->spr[SPR_MQ]; - - if (((int32_t)tmp == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || - (int32_t)arg2 == 0) { - env->so = env->ov = 1; - env->spr[SPR_MQ] = 0; - return INT32_MIN; - } else { - env->spr[SPR_MQ] = tmp % arg2; - tmp /= (int32_t)arg2; - if ((int32_t)tmp != tmp) { - env->so = env->ov = 1; - } else { - env->ov = 0; - } - return tmp; - } -} - -target_ulong helper_divs(CPUPPCState *env, target_ulong arg1, - target_ulong arg2) -{ - if (((int32_t)arg1 == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || - (int32_t)arg2 == 0) { - env->spr[SPR_MQ] = 0; - return INT32_MIN; - } else { - env->spr[SPR_MQ] = (int32_t)arg1 % (int32_t)arg2; - return (int32_t)arg1 / (int32_t)arg2; - } -} - -target_ulong helper_divso(CPUPPCState *env, target_ulong arg1, - target_ulong arg2) -{ - if (((int32_t)arg1 == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || - (int32_t)arg2 == 0) { - env->so = env->ov = 1; - env->spr[SPR_MQ] = 0; - return INT32_MIN; - } else { - env->ov = 0; - env->spr[SPR_MQ] = (int32_t)arg1 % (int32_t)arg2; - return (int32_t)arg1 / (int32_t)arg2; - } -} - -/*****************************************************************************/ /* Altivec extension helpers */ #if defined(HOST_WORDS_BIGENDIAN) #define VECTOR_FOR_INORDER_I(index, element) \ diff --git a/target/ppc/machine.c b/target/ppc/machine.c index a503e00ddc..1b63146ed1 100644 --- a/target/ppc/machine.c +++ b/target/ppc/machine.c @@ -205,9 +205,8 @@ static int cpu_pre_save(void *opaque) } } - /* Retain migration compatibility for pre 6.0 for 601 machines. */ - env->hflags_compat_nmsr = (env->flags & POWERPC_FLAG_HID0_LE - ? env->hflags & MSR_LE : 0); + /* Used to retain migration compatibility for pre 6.0 for 601 machines. */ + env->hflags_compat_nmsr = 0; return 0; } diff --git a/target/ppc/misc_helper.c b/target/ppc/misc_helper.c index 1bcefa7c84..29e73a6ffd 100644 --- a/target/ppc/misc_helper.c +++ b/target/ppc/misc_helper.c @@ -211,21 +211,6 @@ void helper_store_lpidr(CPUPPCState *env, target_ulong val) tlb_flush(env_cpu(env)); } -void helper_store_hid0_601(CPUPPCState *env, target_ulong val) -{ - target_ulong hid0; - - hid0 = env->spr[SPR_HID0]; - env->spr[SPR_HID0] = (uint32_t)val; - - if ((val ^ hid0) & 0x00000008) { - /* Change current endianness */ - hreg_compute_hflags(env); - qemu_log("%s: set endianness to %c => %08x\n", __func__, - val & 0x8 ? 'l' : 'b', env->hflags); - } -} - void helper_store_40x_dbcr0(CPUPPCState *env, target_ulong val) { /* Bits 26 & 27 affect single-stepping. */ @@ -239,31 +224,6 @@ void helper_store_40x_sler(CPUPPCState *env, target_ulong val) store_40x_sler(env, val); } #endif -/*****************************************************************************/ -/* PowerPC 601 specific instructions (POWER bridge) */ - -target_ulong helper_clcs(CPUPPCState *env, uint32_t arg) -{ - switch (arg) { - case 0x0CUL: - /* Instruction cache line size */ - return env->icache_line_size; - case 0x0DUL: - /* Data cache line size */ - return env->dcache_line_size; - case 0x0EUL: - /* Minimum cache line size */ - return (env->icache_line_size < env->dcache_line_size) ? - env->icache_line_size : env->dcache_line_size; - case 0x0FUL: - /* Maximum cache line size */ - return (env->icache_line_size > env->dcache_line_size) ? - env->icache_line_size : env->dcache_line_size; - default: - /* Undefined */ - return 0; - } -} /*****************************************************************************/ /* Special registers manipulation */ diff --git a/target/ppc/mmu-hash32.c b/target/ppc/mmu-hash32.c index 3957aab2dc..cc091c3e62 100644 --- a/target/ppc/mmu-hash32.c +++ b/target/ppc/mmu-hash32.c @@ -125,30 +125,6 @@ static int hash32_bat_prot(PowerPCCPU *cpu, return prot; } -static target_ulong hash32_bat_601_size(PowerPCCPU *cpu, - target_ulong batu, target_ulong batl) -{ - if (!(batl & BATL32_601_V)) { - return 0; - } - - return BATU32_BEPI & ~((batl & BATL32_601_BL) << 17); -} - -static int hash32_bat_601_prot(int mmu_idx, - target_ulong batu, target_ulong batl) -{ - int key, pp; - - pp = batu & BATU32_601_PP; - if (mmuidx_pr(mmu_idx) == 0) { - key = !!(batu & BATU32_601_KS); - } else { - key = !!(batu & BATU32_601_KP); - } - return ppc_hash32_pp_prot(key, pp, 0); -} - static hwaddr ppc_hash32_bat_lookup(PowerPCCPU *cpu, target_ulong ea, MMUAccessType access_type, int *prot, int mmu_idx) @@ -172,11 +148,7 @@ static hwaddr ppc_hash32_bat_lookup(PowerPCCPU *cpu, target_ulong ea, target_ulong batl = BATlt[i]; target_ulong mask; - if (unlikely(env->mmu_model == POWERPC_MMU_601)) { - mask = hash32_bat_601_size(cpu, batu, batl); - } else { - mask = hash32_bat_size(mmu_idx, batu, batl); - } + mask = hash32_bat_size(mmu_idx, batu, batl); LOG_BATS("%s: %cBAT%d v " TARGET_FMT_lx " BATu " TARGET_FMT_lx " BATl " TARGET_FMT_lx "\n", __func__, ifetch ? 'I' : 'D', i, ea, batu, batl); @@ -184,11 +156,7 @@ static hwaddr ppc_hash32_bat_lookup(PowerPCCPU *cpu, target_ulong ea, if (mask && ((ea & mask) == (batu & BATU32_BEPI))) { hwaddr raddr = (batl & mask) | (ea & ~mask); - if (unlikely(env->mmu_model == POWERPC_MMU_601)) { - *prot = hash32_bat_601_prot(mmu_idx, batu, batl); - } else { - *prot = hash32_bat_prot(cpu, batu, batl); - } + *prot = hash32_bat_prot(cpu, batu, batl); return raddr & TARGET_PAGE_MASK; } @@ -231,18 +199,6 @@ static bool ppc_hash32_direct_store(PowerPCCPU *cpu, target_ulong sr, qemu_log_mask(CPU_LOG_MMU, "direct store...\n"); - if ((sr & 0x1FF00000) >> 20 == 0x07f) { - /* - * Memory-forced I/O controller interface access - * - * If T=1 and BUID=x'07F', the 601 performs a memory access - * to SR[28-31] LA[4-31], bypassing all protection mechanisms. - */ - *raddr = ((sr & 0xF) << 28) | (eaddr & 0x0FFFFFFF); - *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC; - return true; - } - if (access_type == MMU_INST_FETCH) { /* No code fetch is allowed in direct-store areas */ if (guest_visible) { diff --git a/target/ppc/mmu-hash32.h b/target/ppc/mmu-hash32.h index 3892b693d6..7119a63d97 100644 --- a/target/ppc/mmu-hash32.h +++ b/target/ppc/mmu-hash32.h @@ -34,15 +34,6 @@ bool ppc_hash32_xlate(PowerPCCPU *cpu, vaddr eaddr, MMUAccessType access_type, #define BATL32_WIMG 0x00000078 #define BATL32_PP 0x00000003 -/* PowerPC 601 has slightly different BAT registers */ - -#define BATU32_601_KS 0x00000008 -#define BATU32_601_KP 0x00000004 -#define BATU32_601_PP 0x00000003 - -#define BATL32_601_V 0x00000040 -#define BATL32_601_BL 0x0000003f - /* * Hash page table definitions */ diff --git a/target/ppc/mmu-radix64.c b/target/ppc/mmu-radix64.c index 040c055bff..d4e16bd7db 100644 --- a/target/ppc/mmu-radix64.c +++ b/target/ppc/mmu-radix64.c @@ -327,13 +327,9 @@ static int ppc_radix64_partition_scoped_xlate(PowerPCCPU *cpu, uint64_t pte; qemu_log_mask(CPU_LOG_MMU, "%s for %s @0x%"VADDR_PRIx - " mmu_idx %u (prot %c%c%c) 0x%"HWADDR_PRIx"\n", + " mmu_idx %u 0x%"HWADDR_PRIx"\n", __func__, access_str(access_type), - eaddr, mmu_idx, - *h_prot & PAGE_READ ? 'r' : '-', - *h_prot & PAGE_WRITE ? 'w' : '-', - *h_prot & PAGE_EXEC ? 'x' : '-', - g_raddr); + eaddr, mmu_idx, g_raddr); *h_page_size = PRTBE_R_GET_RTS(pate.dw0); /* No valid pte or access denied due to protection */ diff --git a/target/ppc/mmu_common.c b/target/ppc/mmu_common.c index 6512ee031c..e9c5b14c0f 100644 --- a/target/ppc/mmu_common.c +++ b/target/ppc/mmu_common.c @@ -441,29 +441,9 @@ static int get_segment_6xx_tlb(CPUPPCState *env, mmu_ctx_t *ctx, ret = -3; } } else { - target_ulong sr; - qemu_log_mask(CPU_LOG_MMU, "direct store...\n"); /* Direct-store segment : absolutely *BUGGY* for now */ - /* - * Direct-store implies a 32-bit MMU. - * Check the Segment Register's bus unit ID (BUID). - */ - sr = env->sr[eaddr >> 28]; - if ((sr & 0x1FF00000) >> 20 == 0x07f) { - /* - * Memory-forced I/O controller interface access - * - * If T=1 and BUID=x'07F', the 601 performs a memory - * access to SR[28-31] LA[4-31], bypassing all protection - * mechanisms. - */ - ctx->raddr = ((sr & 0xF) << 28) | (eaddr & 0x0FFFFFFF); - ctx->prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC; - return 0; - } - switch (type) { case ACCESS_INT: /* Integer load/store : only access allowed */ @@ -1539,7 +1519,6 @@ bool ppc_xlate(PowerPCCPU *cpu, vaddr eaddr, MMUAccessType access_type, #endif case POWERPC_MMU_32B: - case POWERPC_MMU_601: return ppc_hash32_xlate(cpu, eaddr, access_type, raddrp, psizep, protp, mmu_idx, guest_visible); diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c index a2a52a12c3..142a717255 100644 --- a/target/ppc/mmu_helper.c +++ b/target/ppc/mmu_helper.c @@ -279,88 +279,6 @@ void helper_store_dbatl(CPUPPCState *env, uint32_t nr, target_ulong value) env->DBAT[1][nr] = value; } -void helper_store_601_batu(CPUPPCState *env, uint32_t nr, target_ulong value) -{ - target_ulong mask; -#if defined(FLUSH_ALL_TLBS) - int do_inval; -#endif - - dump_store_bat(env, 'I', 0, nr, value); - if (env->IBAT[0][nr] != value) { -#if defined(FLUSH_ALL_TLBS) - do_inval = 0; -#endif - mask = (env->IBAT[1][nr] << 17) & 0x0FFE0000UL; - if (env->IBAT[1][nr] & 0x40) { - /* Invalidate BAT only if it is valid */ -#if !defined(FLUSH_ALL_TLBS) - do_invalidate_BAT(env, env->IBAT[0][nr], mask); -#else - do_inval = 1; -#endif - } - /* - * When storing valid upper BAT, mask BEPI and BRPN and - * invalidate all TLBs covered by this BAT - */ - env->IBAT[0][nr] = (value & 0x00001FFFUL) | - (value & ~0x0001FFFFUL & ~mask); - env->DBAT[0][nr] = env->IBAT[0][nr]; - if (env->IBAT[1][nr] & 0x40) { -#if !defined(FLUSH_ALL_TLBS) - do_invalidate_BAT(env, env->IBAT[0][nr], mask); -#else - do_inval = 1; -#endif - } -#if defined(FLUSH_ALL_TLBS) - if (do_inval) { - tlb_flush(env_cpu(env)); - } -#endif - } -} - -void helper_store_601_batl(CPUPPCState *env, uint32_t nr, target_ulong value) -{ -#if !defined(FLUSH_ALL_TLBS) - target_ulong mask; -#else - int do_inval; -#endif - - dump_store_bat(env, 'I', 1, nr, value); - if (env->IBAT[1][nr] != value) { -#if defined(FLUSH_ALL_TLBS) - do_inval = 0; -#endif - if (env->IBAT[1][nr] & 0x40) { -#if !defined(FLUSH_ALL_TLBS) - mask = (env->IBAT[1][nr] << 17) & 0x0FFE0000UL; - do_invalidate_BAT(env, env->IBAT[0][nr], mask); -#else - do_inval = 1; -#endif - } - if (value & 0x40) { -#if !defined(FLUSH_ALL_TLBS) - mask = (value << 17) & 0x0FFE0000UL; - do_invalidate_BAT(env, env->IBAT[0][nr], mask); -#else - do_inval = 1; -#endif - } - env->IBAT[1][nr] = value; - env->DBAT[1][nr] = value; -#if defined(FLUSH_ALL_TLBS) - if (do_inval) { - tlb_flush(env_cpu(env)); - } -#endif - } -} - /*****************************************************************************/ /* TLB management */ void ppc_tlb_invalidate_all(CPUPPCState *env) @@ -392,7 +310,6 @@ void ppc_tlb_invalidate_all(CPUPPCState *env) booke206_flush_tlb(env, -1, 0); break; case POWERPC_MMU_32B: - case POWERPC_MMU_601: env->tlb_need_flush = 0; tlb_flush(env_cpu(env)); break; @@ -426,7 +343,6 @@ void ppc_tlb_invalidate_one(CPUPPCState *env, target_ulong addr) } break; case POWERPC_MMU_32B: - case POWERPC_MMU_601: /* * Actual CPUs invalidate entire congruence classes based on * the geometry of their TLBs and some OSes take that into diff --git a/target/ppc/spr_tcg.h b/target/ppc/spr_tcg.h index 89ff111724..df2abacc64 100644 --- a/target/ppc/spr_tcg.h +++ b/target/ppc/spr_tcg.h @@ -45,8 +45,6 @@ void spr_read_tbl(DisasContext *ctx, int gprn, int sprn); void spr_read_tbu(DisasContext *ctx, int gprn, int sprn); void spr_read_atbl(DisasContext *ctx, int gprn, int sprn); void spr_read_atbu(DisasContext *ctx, int gprn, int sprn); -void spr_read_601_rtcl(DisasContext *ctx, int gprn, int sprn); -void spr_read_601_rtcu(DisasContext *ctx, int gprn, int sprn); void spr_read_spefscr(DisasContext *ctx, int gprn, int sprn); void spr_write_spefscr(DisasContext *ctx, int sprn, int gprn); void spr_write_MMCR0_ureg(DisasContext *ctx, int sprn, int gprn); @@ -77,12 +75,6 @@ void spr_write_dbatu_h(DisasContext *ctx, int sprn, int gprn); void spr_write_dbatl(DisasContext *ctx, int sprn, int gprn); void spr_write_dbatl_h(DisasContext *ctx, int sprn, int gprn); void spr_write_sdr1(DisasContext *ctx, int sprn, int gprn); -void spr_write_601_rtcu(DisasContext *ctx, int sprn, int gprn); -void spr_write_601_rtcl(DisasContext *ctx, int sprn, int gprn); -void spr_write_hid0_601(DisasContext *ctx, int sprn, int gprn); -void spr_read_601_ubat(DisasContext *ctx, int gprn, int sprn); -void spr_write_601_ubatu(DisasContext *ctx, int sprn, int gprn); -void spr_write_601_ubatl(DisasContext *ctx, int sprn, int gprn); void spr_read_40x_pit(DisasContext *ctx, int gprn, int sprn); void spr_write_40x_pit(DisasContext *ctx, int sprn, int gprn); void spr_write_40x_dbcr0(DisasContext *ctx, int sprn, int gprn); diff --git a/target/ppc/timebase_helper.c b/target/ppc/timebase_helper.c index af378318c1..86d01d6e4e 100644 --- a/target/ppc/timebase_helper.c +++ b/target/ppc/timebase_helper.c @@ -63,16 +63,6 @@ void helper_store_purr(CPUPPCState *env, target_ulong val) } #endif -target_ulong helper_load_601_rtcl(CPUPPCState *env) -{ - return cpu_ppc601_load_rtcl(env); -} - -target_ulong helper_load_601_rtcu(CPUPPCState *env) -{ - return cpu_ppc601_load_rtcu(env); -} - #if !defined(CONFIG_USER_ONLY) void helper_store_tbl(CPUPPCState *env, target_ulong val) { @@ -94,16 +84,6 @@ void helper_store_atbu(CPUPPCState *env, target_ulong val) cpu_ppc_store_atbu(env, val); } -void helper_store_601_rtcl(CPUPPCState *env, target_ulong val) -{ - cpu_ppc601_store_rtcl(env, val); -} - -void helper_store_601_rtcu(CPUPPCState *env, target_ulong val) -{ - cpu_ppc601_store_rtcu(env, val); -} - target_ulong helper_load_decr(CPUPPCState *env) { return cpu_ppc_load_decr(env); diff --git a/target/ppc/translate.c b/target/ppc/translate.c index c2f436f8d3..2eaffd432a 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -794,61 +794,6 @@ void spr_write_dpdes(DisasContext *ctx, int sprn, int gprn) #endif #endif -/* PowerPC 601 specific registers */ -/* RTC */ -void spr_read_601_rtcl(DisasContext *ctx, int gprn, int sprn) -{ - gen_helper_load_601_rtcl(cpu_gpr[gprn], cpu_env); -} - -void spr_read_601_rtcu(DisasContext *ctx, int gprn, int sprn) -{ - gen_helper_load_601_rtcu(cpu_gpr[gprn], cpu_env); -} - -#if !defined(CONFIG_USER_ONLY) -void spr_write_601_rtcu(DisasContext *ctx, int sprn, int gprn) -{ - gen_helper_store_601_rtcu(cpu_env, cpu_gpr[gprn]); -} - -void spr_write_601_rtcl(DisasContext *ctx, int sprn, int gprn) -{ - gen_helper_store_601_rtcl(cpu_env, cpu_gpr[gprn]); -} - -void spr_write_hid0_601(DisasContext *ctx, int sprn, int gprn) -{ - gen_helper_store_hid0_601(cpu_env, cpu_gpr[gprn]); - /* Must stop the translation as endianness may have changed */ - ctx->base.is_jmp = DISAS_EXIT_UPDATE; -} -#endif - -/* Unified bats */ -#if !defined(CONFIG_USER_ONLY) -void spr_read_601_ubat(DisasContext *ctx, int gprn, int sprn) -{ - tcg_gen_ld_tl(cpu_gpr[gprn], cpu_env, - offsetof(CPUPPCState, - IBAT[sprn & 1][(sprn - SPR_IBAT0U) / 2])); -} - -void spr_write_601_ubatu(DisasContext *ctx, int sprn, int gprn) -{ - TCGv_i32 t0 = tcg_const_i32((sprn - SPR_IBAT0U) / 2); - gen_helper_store_601_batl(cpu_env, t0, cpu_gpr[gprn]); - tcg_temp_free_i32(t0); -} - -void spr_write_601_ubatl(DisasContext *ctx, int sprn, int gprn) -{ - TCGv_i32 t0 = tcg_const_i32((sprn - SPR_IBAT0U) / 2); - gen_helper_store_601_batu(cpu_env, t0, cpu_gpr[gprn]); - tcg_temp_free_i32(t0); -} -#endif - /* PowerPC 40x specific registers */ #if !defined(CONFIG_USER_ONLY) void spr_read_40x_pit(DisasContext *ctx, int gprn, int sprn) @@ -5609,669 +5554,6 @@ static void gen_ecowx(DisasContext *ctx) tcg_temp_free(t0); } -/* PowerPC 601 specific instructions */ - -/* abs - abs. */ -static void gen_abs(DisasContext *ctx) -{ - TCGv d = cpu_gpr[rD(ctx->opcode)]; - TCGv a = cpu_gpr[rA(ctx->opcode)]; - - tcg_gen_abs_tl(d, a); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, d); - } -} - -/* abso - abso. */ -static void gen_abso(DisasContext *ctx) -{ - TCGv d = cpu_gpr[rD(ctx->opcode)]; - TCGv a = cpu_gpr[rA(ctx->opcode)]; - - tcg_gen_setcondi_tl(TCG_COND_EQ, cpu_ov, a, 0x80000000); - tcg_gen_abs_tl(d, a); - tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, d); - } -} - -/* clcs */ -static void gen_clcs(DisasContext *ctx) -{ - TCGv_i32 t0 = tcg_const_i32(rA(ctx->opcode)); - gen_helper_clcs(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); - tcg_temp_free_i32(t0); - /* Rc=1 sets CR0 to an undefined state */ -} - -/* div - div. */ -static void gen_div(DisasContext *ctx) -{ - gen_helper_div(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], - cpu_gpr[rB(ctx->opcode)]); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* divo - divo. */ -static void gen_divo(DisasContext *ctx) -{ - gen_helper_divo(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], - cpu_gpr[rB(ctx->opcode)]); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* divs - divs. */ -static void gen_divs(DisasContext *ctx) -{ - gen_helper_divs(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], - cpu_gpr[rB(ctx->opcode)]); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* divso - divso. */ -static void gen_divso(DisasContext *ctx) -{ - gen_helper_divso(cpu_gpr[rD(ctx->opcode)], cpu_env, - cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* doz - doz. */ -static void gen_doz(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGLabel *l2 = gen_new_label(); - tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], - cpu_gpr[rA(ctx->opcode)], l1); - tcg_gen_sub_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], - cpu_gpr[rA(ctx->opcode)]); - tcg_gen_br(l2); - gen_set_label(l1); - tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); - gen_set_label(l2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* dozo - dozo. */ -static void gen_dozo(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGLabel *l2 = gen_new_label(); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - TCGv t2 = tcg_temp_new(); - /* Start with XER OV disabled, the most likely case */ - tcg_gen_movi_tl(cpu_ov, 0); - tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], - cpu_gpr[rA(ctx->opcode)], l1); - tcg_gen_sub_tl(t0, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); - tcg_gen_xor_tl(t1, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); - tcg_gen_xor_tl(t2, cpu_gpr[rA(ctx->opcode)], t0); - tcg_gen_andc_tl(t1, t1, t2); - tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); - tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2); - tcg_gen_movi_tl(cpu_ov, 1); - tcg_gen_movi_tl(cpu_so, 1); - tcg_gen_br(l2); - gen_set_label(l1); - tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); - gen_set_label(l2); - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_temp_free(t2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* dozi */ -static void gen_dozi(DisasContext *ctx) -{ - target_long simm = SIMM(ctx->opcode); - TCGLabel *l1 = gen_new_label(); - TCGLabel *l2 = gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_LT, cpu_gpr[rA(ctx->opcode)], simm, l1); - tcg_gen_subfi_tl(cpu_gpr[rD(ctx->opcode)], simm, cpu_gpr[rA(ctx->opcode)]); - tcg_gen_br(l2); - gen_set_label(l1); - tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); - gen_set_label(l2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* lscbx - lscbx. */ -static void gen_lscbx(DisasContext *ctx) -{ - TCGv t0 = tcg_temp_new(); - TCGv_i32 t1 = tcg_const_i32(rD(ctx->opcode)); - TCGv_i32 t2 = tcg_const_i32(rA(ctx->opcode)); - TCGv_i32 t3 = tcg_const_i32(rB(ctx->opcode)); - - gen_addr_reg_index(ctx, t0); - gen_helper_lscbx(t0, cpu_env, t0, t1, t2, t3); - tcg_temp_free_i32(t1); - tcg_temp_free_i32(t2); - tcg_temp_free_i32(t3); - tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F); - tcg_gen_or_tl(cpu_xer, cpu_xer, t0); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, t0); - } - tcg_temp_free(t0); -} - -/* maskg - maskg. */ -static void gen_maskg(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - TCGv t2 = tcg_temp_new(); - TCGv t3 = tcg_temp_new(); - tcg_gen_movi_tl(t3, 0xFFFFFFFF); - tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_andi_tl(t1, cpu_gpr[rS(ctx->opcode)], 0x1F); - tcg_gen_addi_tl(t2, t0, 1); - tcg_gen_shr_tl(t2, t3, t2); - tcg_gen_shr_tl(t3, t3, t1); - tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], t2, t3); - tcg_gen_brcond_tl(TCG_COND_GE, t0, t1, l1); - tcg_gen_neg_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); - gen_set_label(l1); - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_temp_free(t2); - tcg_temp_free(t3); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* maskir - maskir. */ -static void gen_maskir(DisasContext *ctx) -{ - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_and_tl(t0, cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); - tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* mul - mul. */ -static void gen_mul(DisasContext *ctx) -{ - TCGv_i64 t0 = tcg_temp_new_i64(); - TCGv_i64 t1 = tcg_temp_new_i64(); - TCGv t2 = tcg_temp_new(); - tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); - tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); - tcg_gen_mul_i64(t0, t0, t1); - tcg_gen_trunc_i64_tl(t2, t0); - gen_store_spr(SPR_MQ, t2); - tcg_gen_shri_i64(t1, t0, 32); - tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1); - tcg_temp_free_i64(t0); - tcg_temp_free_i64(t1); - tcg_temp_free(t2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* mulo - mulo. */ -static void gen_mulo(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGv_i64 t0 = tcg_temp_new_i64(); - TCGv_i64 t1 = tcg_temp_new_i64(); - TCGv t2 = tcg_temp_new(); - /* Start with XER OV disabled, the most likely case */ - tcg_gen_movi_tl(cpu_ov, 0); - tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); - tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); - tcg_gen_mul_i64(t0, t0, t1); - tcg_gen_trunc_i64_tl(t2, t0); - gen_store_spr(SPR_MQ, t2); - tcg_gen_shri_i64(t1, t0, 32); - tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1); - tcg_gen_ext32s_i64(t1, t0); - tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1); - tcg_gen_movi_tl(cpu_ov, 1); - tcg_gen_movi_tl(cpu_so, 1); - gen_set_label(l1); - tcg_temp_free_i64(t0); - tcg_temp_free_i64(t1); - tcg_temp_free(t2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); - } -} - -/* nabs - nabs. */ -static void gen_nabs(DisasContext *ctx) -{ - TCGv d = cpu_gpr[rD(ctx->opcode)]; - TCGv a = cpu_gpr[rA(ctx->opcode)]; - - tcg_gen_abs_tl(d, a); - tcg_gen_neg_tl(d, d); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, d); - } -} - -/* nabso - nabso. */ -static void gen_nabso(DisasContext *ctx) -{ - TCGv d = cpu_gpr[rD(ctx->opcode)]; - TCGv a = cpu_gpr[rA(ctx->opcode)]; - - tcg_gen_abs_tl(d, a); - tcg_gen_neg_tl(d, d); - /* nabs never overflows */ - tcg_gen_movi_tl(cpu_ov, 0); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, d); - } -} - -/* rlmi - rlmi. */ -static void gen_rlmi(DisasContext *ctx) -{ - uint32_t mb = MB(ctx->opcode); - uint32_t me = ME(ctx->opcode); - TCGv t0 = tcg_temp_new(); - tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); - tcg_gen_andi_tl(t0, t0, MASK(mb, me)); - tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], - ~MASK(mb, me)); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], t0); - tcg_temp_free(t0); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* rrib - rrib. */ -static void gen_rrib(DisasContext *ctx) -{ - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_movi_tl(t1, 0x80000000); - tcg_gen_shr_tl(t1, t1, t0); - tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); - tcg_gen_and_tl(t0, t0, t1); - tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], t1); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sle - sle. */ -static void gen_sle(DisasContext *ctx) -{ - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); - tcg_gen_subfi_tl(t1, 32, t1); - tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); - tcg_gen_or_tl(t1, t0, t1); - tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); - gen_store_spr(SPR_MQ, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sleq - sleq. */ -static void gen_sleq(DisasContext *ctx) -{ - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - TCGv t2 = tcg_temp_new(); - tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_movi_tl(t2, 0xFFFFFFFF); - tcg_gen_shl_tl(t2, t2, t0); - tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); - gen_load_spr(t1, SPR_MQ); - gen_store_spr(SPR_MQ, t0); - tcg_gen_and_tl(t0, t0, t2); - tcg_gen_andc_tl(t1, t1, t2); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_temp_free(t2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sliq - sliq. */ -static void gen_sliq(DisasContext *ctx) -{ - int sh = SH(ctx->opcode); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_shli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); - tcg_gen_shri_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); - tcg_gen_or_tl(t1, t0, t1); - tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); - gen_store_spr(SPR_MQ, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* slliq - slliq. */ -static void gen_slliq(DisasContext *ctx) -{ - int sh = SH(ctx->opcode); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); - gen_load_spr(t1, SPR_MQ); - gen_store_spr(SPR_MQ, t0); - tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU << sh)); - tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU << sh)); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sllq - sllq. */ -static void gen_sllq(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGLabel *l2 = gen_new_label(); - TCGv t0 = tcg_temp_local_new(); - TCGv t1 = tcg_temp_local_new(); - TCGv t2 = tcg_temp_local_new(); - tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_movi_tl(t1, 0xFFFFFFFF); - tcg_gen_shl_tl(t1, t1, t2); - tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); - tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); - gen_load_spr(t0, SPR_MQ); - tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); - tcg_gen_br(l2); - gen_set_label(l1); - tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); - gen_load_spr(t2, SPR_MQ); - tcg_gen_andc_tl(t1, t2, t1); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); - gen_set_label(l2); - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_temp_free(t2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* slq - slq. */ -static void gen_slq(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); - tcg_gen_subfi_tl(t1, 32, t1); - tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); - tcg_gen_or_tl(t1, t0, t1); - gen_store_spr(SPR_MQ, t1); - tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20); - tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); - tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1); - tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); - gen_set_label(l1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sraiq - sraiq. */ -static void gen_sraiq(DisasContext *ctx) -{ - int sh = SH(ctx->opcode); - TCGLabel *l1 = gen_new_label(); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); - tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); - tcg_gen_or_tl(t0, t0, t1); - gen_store_spr(SPR_MQ, t0); - tcg_gen_movi_tl(cpu_ca, 0); - tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1); - tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1); - tcg_gen_movi_tl(cpu_ca, 1); - gen_set_label(l1); - tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sraq - sraq. */ -static void gen_sraq(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGLabel *l2 = gen_new_label(); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_local_new(); - TCGv t2 = tcg_temp_local_new(); - tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); - tcg_gen_sar_tl(t1, cpu_gpr[rS(ctx->opcode)], t2); - tcg_gen_subfi_tl(t2, 32, t2); - tcg_gen_shl_tl(t2, cpu_gpr[rS(ctx->opcode)], t2); - tcg_gen_or_tl(t0, t0, t2); - gen_store_spr(SPR_MQ, t0); - tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); - tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l1); - tcg_gen_mov_tl(t2, cpu_gpr[rS(ctx->opcode)]); - tcg_gen_sari_tl(t1, cpu_gpr[rS(ctx->opcode)], 31); - gen_set_label(l1); - tcg_temp_free(t0); - tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t1); - tcg_gen_movi_tl(cpu_ca, 0); - tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2); - tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l2); - tcg_gen_movi_tl(cpu_ca, 1); - gen_set_label(l2); - tcg_temp_free(t1); - tcg_temp_free(t2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sre - sre. */ -static void gen_sre(DisasContext *ctx) -{ - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); - tcg_gen_subfi_tl(t1, 32, t1); - tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); - tcg_gen_or_tl(t1, t0, t1); - tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); - gen_store_spr(SPR_MQ, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* srea - srea. */ -static void gen_srea(DisasContext *ctx) -{ - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); - gen_store_spr(SPR_MQ, t0); - tcg_gen_sar_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sreq */ -static void gen_sreq(DisasContext *ctx) -{ - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - TCGv t2 = tcg_temp_new(); - tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_movi_tl(t1, 0xFFFFFFFF); - tcg_gen_shr_tl(t1, t1, t0); - tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); - gen_load_spr(t2, SPR_MQ); - gen_store_spr(SPR_MQ, t0); - tcg_gen_and_tl(t0, t0, t1); - tcg_gen_andc_tl(t2, t2, t1); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t2); - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_temp_free(t2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* sriq */ -static void gen_sriq(DisasContext *ctx) -{ - int sh = SH(ctx->opcode); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); - tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); - tcg_gen_or_tl(t1, t0, t1); - tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); - gen_store_spr(SPR_MQ, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* srliq */ -static void gen_srliq(DisasContext *ctx) -{ - int sh = SH(ctx->opcode); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_rotri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); - gen_load_spr(t1, SPR_MQ); - gen_store_spr(SPR_MQ, t0); - tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU >> sh)); - tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU >> sh)); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* srlq */ -static void gen_srlq(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGLabel *l2 = gen_new_label(); - TCGv t0 = tcg_temp_local_new(); - TCGv t1 = tcg_temp_local_new(); - TCGv t2 = tcg_temp_local_new(); - tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_movi_tl(t1, 0xFFFFFFFF); - tcg_gen_shr_tl(t2, t1, t2); - tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); - tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); - gen_load_spr(t0, SPR_MQ); - tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t2); - tcg_gen_br(l2); - gen_set_label(l1); - tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); - tcg_gen_and_tl(t0, t0, t2); - gen_load_spr(t1, SPR_MQ); - tcg_gen_andc_tl(t1, t1, t2); - tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); - gen_set_label(l2); - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_temp_free(t2); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - -/* srq */ -static void gen_srq(DisasContext *ctx) -{ - TCGLabel *l1 = gen_new_label(); - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); - tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); - tcg_gen_subfi_tl(t1, 32, t1); - tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); - tcg_gen_or_tl(t1, t0, t1); - gen_store_spr(SPR_MQ, t1); - tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20); - tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); - tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); - tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); - gen_set_label(l1); - tcg_temp_free(t0); - tcg_temp_free(t1); - if (unlikely(Rc(ctx->opcode) != 0)) { - gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); - } -} - /* 602 - 603 - G2 TLB management */ /* tlbld */ @@ -6296,81 +5578,6 @@ static void gen_tlbli_6xx(DisasContext *ctx) #endif /* defined(CONFIG_USER_ONLY) */ } -/* POWER instructions not in PowerPC 601 */ - -/* clf */ -static void gen_clf(DisasContext *ctx) -{ - /* Cache line flush: implemented as no-op */ -} - -/* cli */ -static void gen_cli(DisasContext *ctx) -{ -#if defined(CONFIG_USER_ONLY) - GEN_PRIV; -#else - /* Cache line invalidate: privileged and treated as no-op */ - CHK_SV; -#endif /* defined(CONFIG_USER_ONLY) */ -} - -/* dclst */ -static void gen_dclst(DisasContext *ctx) -{ - /* Data cache line store: treated as no-op */ -} - -static void gen_mfsri(DisasContext *ctx) -{ -#if defined(CONFIG_USER_ONLY) - GEN_PRIV; -#else - int ra = rA(ctx->opcode); - int rd = rD(ctx->opcode); - TCGv t0; - - CHK_SV; - t0 = tcg_temp_new(); - gen_addr_reg_index(ctx, t0); - tcg_gen_extract_tl(t0, t0, 28, 4); - gen_helper_load_sr(cpu_gpr[rd], cpu_env, t0); - tcg_temp_free(t0); - if (ra != 0 && ra != rd) { - tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rd]); - } -#endif /* defined(CONFIG_USER_ONLY) */ -} - -static void gen_rac(DisasContext *ctx) -{ -#if defined(CONFIG_USER_ONLY) - GEN_PRIV; -#else - TCGv t0; - - CHK_SV; - t0 = tcg_temp_new(); - gen_addr_reg_index(ctx, t0); - gen_helper_rac(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); - tcg_temp_free(t0); -#endif /* defined(CONFIG_USER_ONLY) */ -} - -static void gen_rfsvc(DisasContext *ctx) -{ -#if defined(CONFIG_USER_ONLY) - GEN_PRIV; -#else - CHK_SV; - - gen_helper_rfsvc(cpu_env); - ctx->base.is_jmp = DISAS_EXIT; -#endif /* defined(CONFIG_USER_ONLY) */ -} - -/* svc is not implemented for now */ - /* BookE specific instructions */ /* XXX: not implemented on 440 ? */ @@ -7718,56 +6925,8 @@ GEN_HANDLER_E(slbsync, 0x1F, 0x12, 0x0A, 0x03FFF801, PPC_NONE, PPC2_ISA300), #endif GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN), GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN), -GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR), -GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR), -GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR), -GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR), -GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR), GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB), GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB), -GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER), -GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER), -GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER), -GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER), -GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER), -GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER), -GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2), -GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2), -GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2), -GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2), -GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2), -GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2), -GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2), -GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2), GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI), GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA), GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR), @@ -8463,7 +7622,6 @@ static void ppc_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) ctx->has_cfar = !!(env->flags & POWERPC_FLAG_CFAR); #endif ctx->lazy_tlb_flush = env->mmu_model == POWERPC_MMU_32B - || env->mmu_model == POWERPC_MMU_601 || env->mmu_model & POWERPC_MMU_64; ctx->fpu_enabled = (hflags >> HFLAGS_FP) & 1; diff --git a/target/ppc/translate/fp-impl.c.inc b/target/ppc/translate/fp-impl.c.inc index c96769742e..cfb27bd020 100644 --- a/target/ppc/translate/fp-impl.c.inc +++ b/target/ppc/translate/fp-impl.c.inc @@ -1105,185 +1105,6 @@ static inline void gen_qemu_st32fiw(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2) /* stfiwx */ GEN_STXF(stfiw, st32fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX); -/* POWER2 specific instructions */ -/* Quad manipulation (load/store two floats at a time) */ - -/* lfq */ -static void gen_lfq(DisasContext *ctx) -{ - int rd = rD(ctx->opcode); - TCGv t0; - TCGv_i64 t1; - gen_set_access_type(ctx, ACCESS_FLOAT); - t0 = tcg_temp_new(); - t1 = tcg_temp_new_i64(); - gen_addr_imm_index(ctx, t0, 0); - gen_qemu_ld64_i64(ctx, t1, t0); - set_fpr(rd, t1); - gen_addr_add(ctx, t0, t0, 8); - gen_qemu_ld64_i64(ctx, t1, t0); - set_fpr((rd + 1) % 32, t1); - tcg_temp_free(t0); - tcg_temp_free_i64(t1); -} - -/* lfqu */ -static void gen_lfqu(DisasContext *ctx) -{ - int ra = rA(ctx->opcode); - int rd = rD(ctx->opcode); - TCGv t0, t1; - TCGv_i64 t2; - gen_set_access_type(ctx, ACCESS_FLOAT); - t0 = tcg_temp_new(); - t1 = tcg_temp_new(); - t2 = tcg_temp_new_i64(); - gen_addr_imm_index(ctx, t0, 0); - gen_qemu_ld64_i64(ctx, t2, t0); - set_fpr(rd, t2); - gen_addr_add(ctx, t1, t0, 8); - gen_qemu_ld64_i64(ctx, t2, t1); - set_fpr((rd + 1) % 32, t2); - if (ra != 0) { - tcg_gen_mov_tl(cpu_gpr[ra], t0); - } - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_temp_free_i64(t2); -} - -/* lfqux */ -static void gen_lfqux(DisasContext *ctx) -{ - int ra = rA(ctx->opcode); - int rd = rD(ctx->opcode); - gen_set_access_type(ctx, ACCESS_FLOAT); - TCGv t0, t1; - TCGv_i64 t2; - t2 = tcg_temp_new_i64(); - t0 = tcg_temp_new(); - gen_addr_reg_index(ctx, t0); - gen_qemu_ld64_i64(ctx, t2, t0); - set_fpr(rd, t2); - t1 = tcg_temp_new(); - gen_addr_add(ctx, t1, t0, 8); - gen_qemu_ld64_i64(ctx, t2, t1); - set_fpr((rd + 1) % 32, t2); - tcg_temp_free(t1); - if (ra != 0) { - tcg_gen_mov_tl(cpu_gpr[ra], t0); - } - tcg_temp_free(t0); - tcg_temp_free_i64(t2); -} - -/* lfqx */ -static void gen_lfqx(DisasContext *ctx) -{ - int rd = rD(ctx->opcode); - TCGv t0; - TCGv_i64 t1; - gen_set_access_type(ctx, ACCESS_FLOAT); - t0 = tcg_temp_new(); - t1 = tcg_temp_new_i64(); - gen_addr_reg_index(ctx, t0); - gen_qemu_ld64_i64(ctx, t1, t0); - set_fpr(rd, t1); - gen_addr_add(ctx, t0, t0, 8); - gen_qemu_ld64_i64(ctx, t1, t0); - set_fpr((rd + 1) % 32, t1); - tcg_temp_free(t0); - tcg_temp_free_i64(t1); -} - -/* stfq */ -static void gen_stfq(DisasContext *ctx) -{ - int rd = rD(ctx->opcode); - TCGv t0; - TCGv_i64 t1; - gen_set_access_type(ctx, ACCESS_FLOAT); - t0 = tcg_temp_new(); - t1 = tcg_temp_new_i64(); - gen_addr_imm_index(ctx, t0, 0); - get_fpr(t1, rd); - gen_qemu_st64_i64(ctx, t1, t0); - gen_addr_add(ctx, t0, t0, 8); - get_fpr(t1, (rd + 1) % 32); - gen_qemu_st64_i64(ctx, t1, t0); - tcg_temp_free(t0); - tcg_temp_free_i64(t1); -} - -/* stfqu */ -static void gen_stfqu(DisasContext *ctx) -{ - int ra = rA(ctx->opcode); - int rd = rD(ctx->opcode); - TCGv t0, t1; - TCGv_i64 t2; - gen_set_access_type(ctx, ACCESS_FLOAT); - t2 = tcg_temp_new_i64(); - t0 = tcg_temp_new(); - gen_addr_imm_index(ctx, t0, 0); - get_fpr(t2, rd); - gen_qemu_st64_i64(ctx, t2, t0); - t1 = tcg_temp_new(); - gen_addr_add(ctx, t1, t0, 8); - get_fpr(t2, (rd + 1) % 32); - gen_qemu_st64_i64(ctx, t2, t1); - tcg_temp_free(t1); - if (ra != 0) { - tcg_gen_mov_tl(cpu_gpr[ra], t0); - } - tcg_temp_free(t0); - tcg_temp_free_i64(t2); -} - -/* stfqux */ -static void gen_stfqux(DisasContext *ctx) -{ - int ra = rA(ctx->opcode); - int rd = rD(ctx->opcode); - TCGv t0, t1; - TCGv_i64 t2; - gen_set_access_type(ctx, ACCESS_FLOAT); - t2 = tcg_temp_new_i64(); - t0 = tcg_temp_new(); - gen_addr_reg_index(ctx, t0); - get_fpr(t2, rd); - gen_qemu_st64_i64(ctx, t2, t0); - t1 = tcg_temp_new(); - gen_addr_add(ctx, t1, t0, 8); - get_fpr(t2, (rd + 1) % 32); - gen_qemu_st64_i64(ctx, t2, t1); - tcg_temp_free(t1); - if (ra != 0) { - tcg_gen_mov_tl(cpu_gpr[ra], t0); - } - tcg_temp_free(t0); - tcg_temp_free_i64(t2); -} - -/* stfqx */ -static void gen_stfqx(DisasContext *ctx) -{ - int rd = rD(ctx->opcode); - TCGv t0; - TCGv_i64 t1; - gen_set_access_type(ctx, ACCESS_FLOAT); - t1 = tcg_temp_new_i64(); - t0 = tcg_temp_new(); - gen_addr_reg_index(ctx, t0); - get_fpr(t1, rd); - gen_qemu_st64_i64(ctx, t1, t0); - gen_addr_add(ctx, t0, t0, 8); - get_fpr(t1, (rd + 1) % 32); - gen_qemu_st64_i64(ctx, t1, t0); - tcg_temp_free(t0); - tcg_temp_free_i64(t1); -} - /* Floating-point Load/Store Instructions */ static bool do_lsfpsd(DisasContext *ctx, int rt, int ra, TCGv displ, bool update, bool store, bool single) diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx-impl.c.inc index c636e38164..128968b5e7 100644 --- a/target/ppc/translate/vsx-impl.c.inc +++ b/target/ppc/translate/vsx-impl.c.inc @@ -747,6 +747,7 @@ static void glue(gen_, name)(DisasContext *ctx) \ } \ } \ set_cpu_vsr(xT(ctx->opcode), xb, true); \ + set_cpu_vsr(xT(ctx->opcode), tcg_constant_i64(0), false); \ tcg_temp_free_i64(xb); \ tcg_temp_free_i64(sgm); \ } @@ -1073,6 +1074,7 @@ static void gen_##name(DisasContext *ctx) \ get_cpu_vsr(t0, xB(ctx->opcode), true); \ gen_helper_##name(t1, cpu_env, t0); \ set_cpu_vsr(xT(ctx->opcode), t1, true); \ + set_cpu_vsr(xT(ctx->opcode), tcg_constant_i64(0), false); \ tcg_temp_free_i64(t0); \ tcg_temp_free_i64(t1); \ } @@ -1700,7 +1702,7 @@ static void gen_xsiexpdp(DisasContext *ctx) tcg_gen_shli_i64(t0, t0, 52); tcg_gen_or_i64(xth, xth, t0); set_cpu_vsr(xT(ctx->opcode), xth, true); - /* dword[1] is undefined */ + set_cpu_vsr(xT(ctx->opcode), tcg_constant_i64(0), false); tcg_temp_free_i64(t0); tcg_temp_free_i64(xth); } |