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| author | Thomas Huth <thuth@linux.vnet.ibm.com> | 2015-02-12 18:09:21 +0100 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2015-02-18 09:37:14 +0100 |
| commit | 5d180439d07774c5a2477cf9901c9b51c9edd74b (patch) | |
| tree | 7946e236f6436644498e9f1a45cd1f2a96188558 /target-s390x/cpu.h | |
| parent | f8f84e93ab6111848cfc83b3d6122573eb03bccf (diff) | |
| download | qemu-5d180439d07774c5a2477cf9901c9b51c9edd74b.tar.gz | |
s390x/mmu: Check table length and offset fields
The ACSEs have a table length field and the region entries have
table length and offset fields which must be checked during
translation to see whether the given virtual address is really
covered by the translation table.
Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'target-s390x/cpu.h')
| -rw-r--r-- | target-s390x/cpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h index 95d0f3b601..556304241a 100644 --- a/target-s390x/cpu.h +++ b/target-s390x/cpu.h @@ -837,6 +837,7 @@ struct sysib_322 { #define _ASCE_TABLE_LENGTH 0x03 /* region table length */ #define _REGION_ENTRY_ORIGIN ~0xfffULL /* region/segment table origin */ +#define _REGION_ENTRY_TF 0xc0 /* region/segment table offset */ #define _REGION_ENTRY_INV 0x20 /* invalid region table entry */ #define _REGION_ENTRY_TYPE_MASK 0x0c /* region/segment table type mask */ #define _REGION_ENTRY_TYPE_R1 0x0c /* region first table type */ |