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s390x/kvm: Removed s390_store_status stub

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The SIGP order STORE STATUS AT ADDRESS will be handled in
kernel space, so we do not need the stub in QEMU anymore.

Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Thomas Huth 2013-12-17 14:22:05 +01:00 committed by Alexander Graf
parent 4f91e0b5d8
commit cd7a0f4cf9
1 changed files with 0 additions and 22 deletions
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22
target-s390x/kvm.c
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@ -597,13 +597,6 @@ int kvm_s390_cpu_restart(S390CPU *cpu)
return 0; return 0;
} }
static int s390_store_status(CPUS390XState *env, uint32_t parameter)
{
/* XXX */
fprintf(stderr, "XXX SIGP store status\n");
return -1;
}
static int s390_cpu_initial_reset(S390CPU *cpu) static int s390_cpu_initial_reset(S390CPU *cpu)
{ {
CPUState *cs = CPU(cpu); CPUState *cs = CPU(cpu);
@ -629,12 +622,9 @@ static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
{ {
CPUS390XState *env = &cpu->env; CPUS390XState *env = &cpu->env;
uint8_t order_code; uint8_t order_code;
uint32_t parameter;
uint16_t cpu_addr; uint16_t cpu_addr;
uint8_t t;
int r = -1; int r = -1;
S390CPU *target_cpu; S390CPU *target_cpu;
CPUS390XState *target_env;
cpu_synchronize_state(CPU(cpu)); cpu_synchronize_state(CPU(cpu));
@ -645,28 +635,16 @@ static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
} }
order_code += (run->s390_sieic.ipb & 0x0fff0000) >> 16; order_code += (run->s390_sieic.ipb & 0x0fff0000) >> 16;
/* get parameters */
t = (ipa1 & 0xf0) >> 4;
if (!(t % 2)) {
t++;
}
parameter = env->regs[t] & 0x7ffffe00;
cpu_addr = env->regs[ipa1 & 0x0f]; cpu_addr = env->regs[ipa1 & 0x0f];
target_cpu = s390_cpu_addr2state(cpu_addr); target_cpu = s390_cpu_addr2state(cpu_addr);
if (target_cpu == NULL) { if (target_cpu == NULL) {
goto out; goto out;
} }
target_env = &target_cpu->env;
switch (order_code) { switch (order_code) {
case SIGP_RESTART: case SIGP_RESTART:
r = kvm_s390_cpu_restart(target_cpu); r = kvm_s390_cpu_restart(target_cpu);
break; break;
case SIGP_STORE_STATUS_ADDR:
r = s390_store_status(target_env, parameter);
break;
case SIGP_SET_ARCH: case SIGP_SET_ARCH:
/* make the caller panic */ /* make the caller panic */
return -1; return -1;