diff options
| author | David Hildenbrand <david@redhat.com> | 2017-09-26 20:33:14 +0200 |
|---|---|---|
| committer | Cornelia Huck <cohuck@redhat.com> | 2017-10-06 10:53:02 +0200 |
| commit | fb66944df92f4cf28b6f66232f82b9dd46ddcdb2 (patch) | |
| tree | 3fe9b7de69a395e979920daa85742a28c50e5ca8 /target/s390x/internal.h | |
| parent | 0bd695a960bf05f27ad6d710d2b64059037574ce (diff) | |
| download | qemu-fb66944df92f4cf28b6f66232f82b9dd46ddcdb2.tar.gz | |
s390x/tcg: add MMU for real addresses
This makes it easy to access real addresses (prefix) and in addition
checks for valid memory addresses, which is missing when using e.g.
stl_phys().
We can later reuse it to implement low address protection checks (then
we might even decide to introduce yet another MMU for absolute
addresses, just for handling storage keys and low address protection).
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20170926183318.12995-3-david@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'target/s390x/internal.h')
| -rw-r--r-- | target/s390x/internal.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/target/s390x/internal.h b/target/s390x/internal.h index 70d2b87e55..14bf3ea5e2 100644 --- a/target/s390x/internal.h +++ b/target/s390x/internal.h @@ -389,6 +389,8 @@ target_ulong mmu_real2abs(CPUS390XState *env, target_ulong raddr); /* mmu_helper.c */ int mmu_translate(CPUS390XState *env, target_ulong vaddr, int rw, uint64_t asc, target_ulong *raddr, int *flags, bool exc); +int mmu_translate_real(CPUS390XState *env, target_ulong raddr, int rw, + target_ulong *addr, int *flags); /* misc_helper.c */ |