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| author | Alexandru Dutu <alexandru.dutu@amd.com> | 2014-11-23 18:01:09 -0800 |
|---|---|---|
| committer | Alexandru Dutu <alexandru.dutu@amd.com> | 2014-11-23 18:01:09 -0800 |
| commit | 1f539f13c32ad5a9187d56a098d4c857639b0e05 (patch) | |
| tree | 7618c3b946d9c25d9b22018f226eee77b6de4aaf /src/arch/alpha | |
| parent | c11bcb8119273ef91c40a25b8fd9471a887d0ee5 (diff) | |
| download | gem5-1f539f13c32ad5a9187d56a098d4c857639b0e05.tar.xz | |
mem: Page Table map api modification
This patch adds uncacheable/cacheable and read-only/read-write attributes to
the map method of PageTableBase. It also modifies the constructor of TlbEntry
structs for all architectures to consider the new attributes.
Diffstat (limited to 'src/arch/alpha')
| -rw-r--r-- | src/arch/alpha/pagetable.hh | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/arch/alpha/pagetable.hh b/src/arch/alpha/pagetable.hh index b9091d5b6..ca44de7fa 100644 --- a/src/arch/alpha/pagetable.hh +++ b/src/arch/alpha/pagetable.hh @@ -104,7 +104,8 @@ struct TlbEntry //Construct an entry that maps to physical address addr. - TlbEntry(Addr _asn, Addr _vaddr, Addr _paddr) + TlbEntry(Addr _asn, Addr _vaddr, Addr _paddr, + bool uncacheable, bool read_only) { VAddr vaddr(_vaddr); VAddr paddr(_paddr); @@ -117,6 +118,9 @@ struct TlbEntry fonr = false; fonw = false; valid = true; + if (uncacheable || read_only) + warn("Alpha TlbEntry does not support uncacheable" + " or read-only mappings\n"); } TlbEntry() |