diff options
Diffstat (limited to 'target-s390x')
| -rw-r--r-- | target-s390x/kvm.c | 139 |
1 files changed, 80 insertions, 59 deletions
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c index 20c711fd2c..11feda9eb9 100644 --- a/target-s390x/kvm.c +++ b/target-s390x/kvm.c @@ -53,25 +53,28 @@ #define IPA0_B9 0xb900 #define IPA0_EB 0xeb00 -#define PRIV_SCLP_CALL 0x20 -#define PRIV_CSCH 0x30 -#define PRIV_HSCH 0x31 -#define PRIV_MSCH 0x32 -#define PRIV_SSCH 0x33 -#define PRIV_STSCH 0x34 -#define PRIV_TSCH 0x35 -#define PRIV_TPI 0x36 -#define PRIV_SAL 0x37 -#define PRIV_RSCH 0x38 -#define PRIV_STCRW 0x39 -#define PRIV_STCPS 0x3a -#define PRIV_RCHP 0x3b -#define PRIV_SCHM 0x3c -#define PRIV_CHSC 0x5f -#define PRIV_SIGA 0x74 -#define PRIV_XSCH 0x76 -#define PRIV_SQBS 0x8a -#define PRIV_EQBS 0x9c +#define PRIV_B2_SCLP_CALL 0x20 +#define PRIV_B2_CSCH 0x30 +#define PRIV_B2_HSCH 0x31 +#define PRIV_B2_MSCH 0x32 +#define PRIV_B2_SSCH 0x33 +#define PRIV_B2_STSCH 0x34 +#define PRIV_B2_TSCH 0x35 +#define PRIV_B2_TPI 0x36 +#define PRIV_B2_SAL 0x37 +#define PRIV_B2_RSCH 0x38 +#define PRIV_B2_STCRW 0x39 +#define PRIV_B2_STCPS 0x3a +#define PRIV_B2_RCHP 0x3b +#define PRIV_B2_SCHM 0x3c +#define PRIV_B2_CHSC 0x5f +#define PRIV_B2_SIGA 0x74 +#define PRIV_B2_XSCH 0x76 + +#define PRIV_EB_SQBS 0x8a + +#define PRIV_B9_EQBS 0x9c + #define DIAG_IPL 0x308 #define DIAG_KVM_HYPERCALL 0x500 #define DIAG_KVM_BREAKPOINT 0x501 @@ -458,96 +461,110 @@ static int kvm_sclp_service_call(S390CPU *cpu, struct kvm_run *run, return 0; } -static int kvm_handle_css_inst(S390CPU *cpu, struct kvm_run *run, - uint8_t ipa0, uint8_t ipa1, uint8_t ipb) +static int handle_b2(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1) { CPUS390XState *env = &cpu->env; - - if (ipa0 != 0xb2) { - /* Not handled for now. */ - return -1; - } + int rc = 0; + uint16_t ipbh0 = (run->s390_sieic.ipb & 0xffff0000) >> 16; cpu_synchronize_state(CPU(cpu)); switch (ipa1) { - case PRIV_XSCH: + case PRIV_B2_XSCH: ioinst_handle_xsch(cpu, env->regs[1]); break; - case PRIV_CSCH: + case PRIV_B2_CSCH: ioinst_handle_csch(cpu, env->regs[1]); break; - case PRIV_HSCH: + case PRIV_B2_HSCH: ioinst_handle_hsch(cpu, env->regs[1]); break; - case PRIV_MSCH: + case PRIV_B2_MSCH: ioinst_handle_msch(cpu, env->regs[1], run->s390_sieic.ipb); break; - case PRIV_SSCH: + case PRIV_B2_SSCH: ioinst_handle_ssch(cpu, env->regs[1], run->s390_sieic.ipb); break; - case PRIV_STCRW: + case PRIV_B2_STCRW: ioinst_handle_stcrw(cpu, run->s390_sieic.ipb); break; - case PRIV_STSCH: + case PRIV_B2_STSCH: ioinst_handle_stsch(cpu, env->regs[1], run->s390_sieic.ipb); break; - case PRIV_TSCH: + case PRIV_B2_TSCH: /* We should only get tsch via KVM_EXIT_S390_TSCH. */ fprintf(stderr, "Spurious tsch intercept\n"); break; - case PRIV_CHSC: + case PRIV_B2_CHSC: ioinst_handle_chsc(cpu, run->s390_sieic.ipb); break; - case PRIV_TPI: + case PRIV_B2_TPI: /* This should have been handled by kvm already. */ fprintf(stderr, "Spurious tpi intercept\n"); break; - case PRIV_SCHM: + case PRIV_B2_SCHM: ioinst_handle_schm(cpu, env->regs[1], env->regs[2], run->s390_sieic.ipb); break; - case PRIV_RSCH: + case PRIV_B2_RSCH: ioinst_handle_rsch(cpu, env->regs[1]); break; - case PRIV_RCHP: + case PRIV_B2_RCHP: ioinst_handle_rchp(cpu, env->regs[1]); break; - case PRIV_STCPS: + case PRIV_B2_STCPS: /* We do not provide this instruction, it is suppressed. */ break; - case PRIV_SAL: + case PRIV_B2_SAL: ioinst_handle_sal(cpu, env->regs[1]); break; - case PRIV_SIGA: + case PRIV_B2_SIGA: /* Not provided, set CC = 3 for subchannel not operational */ setcc(cpu, 3); break; + case PRIV_B2_SCLP_CALL: + rc = kvm_sclp_service_call(cpu, run, ipbh0); + break; default: - return -1; + rc = -1; + DPRINTF("KVM: unhandled PRIV: 0xb2%x\n", ipa1); + break; } - return 0; + return rc; } -static int handle_priv(S390CPU *cpu, struct kvm_run *run, - uint8_t ipa0, uint8_t ipa1) +static int handle_b9(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1) { int r = 0; - uint16_t ipbh0 = (run->s390_sieic.ipb & 0xffff0000) >> 16; - uint8_t ipb = run->s390_sieic.ipb & 0xff; - DPRINTF("KVM: PRIV: %d\n", ipa1); switch (ipa1) { - case PRIV_SCLP_CALL: - r = kvm_sclp_service_call(cpu, run, ipbh0); - break; - default: - r = kvm_handle_css_inst(cpu, run, ipa0, ipa1, ipb); - if (r == -1) { - DPRINTF("KVM: unhandled PRIV: 0x%x\n", ipa1); - } - break; + case PRIV_B9_EQBS: + /* just inject exception */ + r = -1; + break; + default: + r = -1; + DPRINTF("KVM: unhandled PRIV: 0xb9%x\n", ipa1); + break; + } + + return r; +} + +static int handle_eb(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1) +{ + int r = 0; + + switch (ipa1) { + case PRIV_EB_SQBS: + /* just inject exception */ + r = -1; + break; + default: + r = -1; + DPRINTF("KVM: unhandled PRIV: 0xeb%x\n", ipa1); + break; } return r; @@ -710,9 +727,13 @@ static void handle_instruction(S390CPU *cpu, struct kvm_run *run) run->s390_sieic.ipa, run->s390_sieic.ipb); switch (ipa0) { case IPA0_B2: + r = handle_b2(cpu, run, ipa1); + break; case IPA0_B9: + r = handle_b9(cpu, run, ipa1); + break; case IPA0_EB: - r = handle_priv(cpu, run, ipa0 >> 8, ipa1); + r = handle_eb(cpu, run, ipa1); break; case IPA0_DIAG: r = handle_diag(cpu, run, run->s390_sieic.ipb); |