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| author | Fei Li <sherrylf@linux.vnet.ibm.com> | 2017-02-17 15:40:41 +0800 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2017-07-14 12:29:47 +0200 |
| commit | 2283f4d67a0e05ae056d2077f65496c3c4df5d6f (patch) | |
| tree | f7a5b032321f60bec43789b65a1c517f74df0666 /target/s390x/kvm.c | |
| parent | 1622ffd5151ad09c47785a380531ef1ebfc95be8 (diff) | |
| download | qemu-2283f4d67a0e05ae056d2077f65496c3c4df5d6f.tar.gz | |
s390x/sic: realize SIC handling
Currently, we do nothing for the SIC instruction, but we need to
implement it properly. Let's add proper handling in the backend code.
Co-authored-by: Yi Min Zhao <zyimin@linux.vnet.ibm.com>
Signed-off-by: Yi Min Zhao <zyimin@linux.vnet.ibm.com>
Signed-off-by: Fei Li <sherrylf@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'target/s390x/kvm.c')
| -rw-r--r-- | target/s390x/kvm.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c index 7a2a7c0895..78ebe831fb 100644 --- a/target/s390x/kvm.c +++ b/target/s390x/kvm.c @@ -1206,7 +1206,21 @@ static int kvm_stpcifc_service_call(S390CPU *cpu, struct kvm_run *run) static int kvm_sic_service_call(S390CPU *cpu, struct kvm_run *run) { - /* NOOP */ + CPUS390XState *env = &cpu->env; + uint8_t r1 = (run->s390_sieic.ipa & 0x00f0) >> 4; + uint8_t r3 = run->s390_sieic.ipa & 0x000f; + uint8_t isc; + uint16_t mode; + int r; + + cpu_synchronize_state(CPU(cpu)); + mode = env->regs[r1] & 0xffff; + isc = (env->regs[r3] >> 27) & 0x7; + r = css_do_sic(env, isc, mode); + if (r) { + enter_pgmcheck(cpu, -r); + } + return 0; } |