diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2015-04-26 16:49:25 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2015-04-26 16:49:25 +0100 |
| commit | 8bf5b6a9c1911d2c8473385fc0cebfaaeef42dbc (patch) | |
| tree | 49d6beecc37319dfabb18b35fef615dfda034342 /include/exec | |
| parent | 42874d3a8c6267ff7789a0396843c884b1d0933a (diff) | |
target-arm: Honour NS bits in page tables
Honour the NS bit in ARM page tables:
* when adding entries to the TLB, include the Secure/NonSecure
transaction attribute
* set the NS bit in the PAR when doing ATS operations
Note that we don't yet correctly use the NSTable bit to
cause the page table walk itself to use the right attributes.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Diffstat (limited to 'include/exec')
| -rw-r--r-- | include/exec/memattrs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/exec/memattrs.h b/include/exec/memattrs.h index 1cb3fc0815..68a9c760d5 100644 --- a/include/exec/memattrs.h +++ b/include/exec/memattrs.h @@ -29,6 +29,8 @@ typedef struct MemTxAttrs { * "didn't specify" if necessary. */ unsigned int unspecified:1; + /* ARM/AMBA TrustZone Secure access */ + unsigned int secure:1; } MemTxAttrs; /* Bus masters which don't specify any attributes will get this, |