diff options
| author | Ali Saidi <saidi@eecs.umich.edu> | 2007-02-18 19:57:58 -0500 |
|---|---|---|
| committer | Ali Saidi <saidi@eecs.umich.edu> | 2007-02-18 19:57:58 -0500 |
| commit | 9062525c239ba94083d6517ebff0aa88ab82be92 (patch) | |
| tree | 903ab0819ef4ee8689043edc457a722f0c1316d4 /src/mem | |
| parent | 4e7f8c088522dbf512ae02780f53cdccadb2474a (diff) | |
| parent | bd367d4825e26ab3f8e01f3b4bdb914bb0ef756a (diff) | |
| download | gem5-9062525c239ba94083d6517ebff0aa88ab82be92.tar.xz | |
Merge zizzer:/bk/newmem
into zeep.pool:/z/saidi/work/m5.newmem
--HG--
extra : convert_revision : 10d4dc08411c7a433a7194e94f69ca1d639a1ce7
Diffstat (limited to 'src/mem')
| -rw-r--r-- | src/mem/vport.cc | 51 | ||||
| -rw-r--r-- | src/mem/vport.hh | 7 |
2 files changed, 58 insertions, 0 deletions
diff --git a/src/mem/vport.cc b/src/mem/vport.cc index 8030c5a15..6cc4d9ca9 100644 --- a/src/mem/vport.cc +++ b/src/mem/vport.cc @@ -34,6 +34,7 @@ */ #include "base/chunk_generator.hh" +#include "cpu/thread_context.hh" #include "mem/vport.hh" void @@ -70,3 +71,53 @@ VirtualPort::writeBlob(Addr addr, uint8_t *p, int size) } } +void +CopyOut(ThreadContext *tc, void *dest, Addr src, size_t cplen) +{ + uint8_t *dst = (uint8_t *)dest; + VirtualPort *vp = tc->getVirtPort(tc); + + vp->readBlob(src, dst, cplen); + + tc->delVirtPort(vp); + +} + +void +CopyIn(ThreadContext *tc, Addr dest, void *source, size_t cplen) +{ + uint8_t *src = (uint8_t *)source; + VirtualPort *vp = tc->getVirtPort(tc); + + vp->writeBlob(dest, src, cplen); + + tc->delVirtPort(vp); +} + +void +CopyStringOut(ThreadContext *tc, char *dst, Addr vaddr, size_t maxlen) +{ + int len = 0; + char *start = dst; + VirtualPort *vp = tc->getVirtPort(tc); + + do { + vp->readBlob(vaddr++, (uint8_t*)dst++, 1); + } while (len < maxlen && start[len++] != 0 ); + + tc->delVirtPort(vp); + dst[len] = 0; +} + +void +CopyStringIn(ThreadContext *tc, char *src, Addr vaddr) +{ + VirtualPort *vp = tc->getVirtPort(tc); + for (ChunkGenerator gen(vaddr, strlen(src), TheISA::PageBytes); !gen.done(); + gen.next()) + { + vp->writeBlob(gen.addr(), (uint8_t*)src, gen.size()); + src += gen.size(); + } + tc->delVirtPort(vp); +} diff --git a/src/mem/vport.hh b/src/mem/vport.hh index c83836258..a8ceaa9fc 100644 --- a/src/mem/vport.hh +++ b/src/mem/vport.hh @@ -49,6 +49,7 @@ * simple address masking operation (such as alpha super page accesses). */ + class VirtualPort : public FunctionalPort { private: @@ -75,5 +76,11 @@ class VirtualPort : public FunctionalPort virtual void writeBlob(Addr addr, uint8_t *p, int size); }; + +void CopyOut(ThreadContext *tc, void *dest, Addr src, size_t cplen); +void CopyIn(ThreadContext *tc, Addr dest, void *source, size_t cplen); +void CopyStringOut(ThreadContext *tc, char *dst, Addr vaddr, size_t maxlen); +void CopyStringIn(ThreadContext *tc, char *src, Addr vaddr); + #endif //__MEM_VPORT_HH__ |