diff options
Diffstat (limited to 'src/mem/page_table.hh')
| -rw-r--r-- | src/mem/page_table.hh | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/mem/page_table.hh b/src/mem/page_table.hh index b8b52174c..d4101c6bf 100644 --- a/src/mem/page_table.hh +++ b/src/mem/page_table.hh @@ -80,6 +80,8 @@ class PageTable Addr pageOffset(Addr a) { return (a & offsetMask); } void allocate(Addr vaddr, int64_t size); + void remap(Addr vaddr, int64_t size, Addr new_vaddr); + void deallocate(Addr vaddr, int64_t size); /** * Lookup function @@ -91,11 +93,19 @@ class PageTable /** * Translate function * @param vaddr The virtual address. - * @return Physical address from translation. + * @param paddr Physical address from translation. + * @return True if translation exists */ bool translate(Addr vaddr, Addr &paddr); /** + * Simplified translate function (just check for translation) + * @param vaddr The virtual address. + * @return True if translation exists + */ + bool translate(Addr vaddr) { Addr dummy; return translate(vaddr, dummy); } + + /** * Perform a translation on the memory request, fills in paddr * field of req. * @param req The memory request. |