diff options
| author | Thomas Huth <thuth@linux.vnet.ibm.com> | 2015-02-12 18:09:40 +0100 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2015-02-18 09:37:15 +0100 |
| commit | 7781a492fa5a2eff53d06b25b93f0186ad3226c9 (patch) | |
| tree | 030f9accdd7699348f95ec6b2eec34ec9916b897 /target-s390x | |
| parent | 166f1bb7968738490fafc058e4b6505eb78701b6 (diff) | |
s390x/ioinst: Rework memory access in TPI instruction
Change the handler for TPI to use the new logical memory
access functions.
Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'target-s390x')
| -rw-r--r-- | target-s390x/ioinst.c | 19 | ||||
| -rw-r--r-- | target-s390x/ioinst.h | 2 |
2 files changed, 8 insertions, 13 deletions
diff --git a/target-s390x/ioinst.c b/target-s390x/ioinst.c index 7e748c210f..b00a00ca2b 100644 --- a/target-s390x/ioinst.c +++ b/target-s390x/ioinst.c @@ -682,12 +682,13 @@ void ioinst_handle_chsc(S390CPU *cpu, uint32_t ipb) } } -int ioinst_handle_tpi(CPUS390XState *env, uint32_t ipb) +int ioinst_handle_tpi(S390CPU *cpu, uint32_t ipb) { + CPUS390XState *env = &cpu->env; uint64_t addr; int lowcore; - IOIntCode *int_code; - hwaddr len, orig_len; + IOIntCode int_code; + hwaddr len; int ret; trace_ioinst("tpi"); @@ -699,16 +700,10 @@ int ioinst_handle_tpi(CPUS390XState *env, uint32_t ipb) lowcore = addr ? 0 : 1; len = lowcore ? 8 /* two words */ : 12 /* three words */; - orig_len = len; - int_code = s390_cpu_physical_memory_map(env, addr, &len, 1); - if (!int_code || (len != orig_len)) { - program_interrupt(env, PGM_ADDRESSING, 2); - ret = -EIO; - goto out; + ret = css_do_tpi(&int_code, lowcore); + if (ret == 1) { + s390_cpu_virt_mem_write(cpu, lowcore ? 184 : addr, &int_code, len); } - ret = css_do_tpi(int_code, lowcore); -out: - s390_cpu_physical_memory_unmap(env, int_code, len, 1); return ret; } diff --git a/target-s390x/ioinst.h b/target-s390x/ioinst.h index 674616046d..203bdba2d5 100644 --- a/target-s390x/ioinst.h +++ b/target-s390x/ioinst.h @@ -236,7 +236,7 @@ void ioinst_handle_stcrw(S390CPU *cpu, uint32_t ipb); void ioinst_handle_stsch(S390CPU *cpu, uint64_t reg1, uint32_t ipb); int ioinst_handle_tsch(S390CPU *cpu, uint64_t reg1, uint32_t ipb); void ioinst_handle_chsc(S390CPU *cpu, uint32_t ipb); -int ioinst_handle_tpi(CPUS390XState *env, uint32_t ipb); +int ioinst_handle_tpi(S390CPU *cpu, uint32_t ipb); void ioinst_handle_schm(S390CPU *cpu, uint64_t reg1, uint64_t reg2, uint32_t ipb); void ioinst_handle_rsch(S390CPU *cpu, uint64_t reg1); |