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authorThomas Huth <thuth@linux.vnet.ibm.com>2015-02-12 18:09:37 +0100
committerChristian Borntraeger <borntraeger@de.ibm.com>2015-02-18 09:37:15 +0100
commitb7b6348ab433519f16c1500e3ea04805428be91e (patch)
tree5c74614a02a6870cd4a5b646f5426344e9365ef3 /target-s390x/cpu.h
parent653b080960578c25ed88f7e6c5b7ec65d4fe1648 (diff)
downloadqemu-b7b6348ab433519f16c1500e3ea04805428be91e.tar.gz
s390x/ioinst: Rework memory access in TSCH instruction
Change the TSCH handler to use the new logical memory access functions. Since the channel should not be updated in case of a protection or access exception while writing to the guest memory, the css_do_tsch() has to be split up into two parts, one for retrieving the IRB and one for the update. Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'target-s390x/cpu.h')
-rw-r--r--target-s390x/cpu.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index 7180d68429..7c07ca6304 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -455,7 +455,8 @@ int css_do_xsch(SubchDev *sch);
int css_do_csch(SubchDev *sch);
int css_do_hsch(SubchDev *sch);
int css_do_ssch(SubchDev *sch, ORB *orb);
-int css_do_tsch(SubchDev *sch, IRB *irb);
+int css_do_tsch_get_irb(SubchDev *sch, IRB *irb, int *irb_len);
+void css_do_tsch_update_subch(SubchDev *sch);
int css_do_stcrw(CRW *crw);
int css_do_tpi(IOIntCode *int_code, int lowcore);
int css_collect_chp_desc(int m, uint8_t cssid, uint8_t f_chpid, uint8_t l_chpid,