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| author | Marcus Comstedt <marcus@mc.pp.se> | 2019-08-18 16:03:43 +0200 |
|---|---|---|
| committer | Chih-Min Chao <chihmin.chao@sifive.com> | 2019-10-29 03:33:45 -0700 |
| commit | 65648669c15343cb1aa6b102cf2eae0ed91024cd (patch) | |
| tree | 4530bee628e72cf17adeca999e9826ea4a0f88a9 /riscv/mmu.cc | |
| parent | 7c85cc44d13547ab7260438d97671d7f423e5d6c (diff) | |
| download | spike-65648669c15343cb1aa6b102cf2eae0ed91024cd.zip spike-65648669c15343cb1aa6b102cf2eae0ed91024cd.tar.gz spike-65648669c15343cb1aa6b102cf2eae0ed91024cd.tar.bz2 | |
Implement support for big-endian hosts
Signed-off-by: Chih-Min Chao <chihmin.chao@sifive.com>
Diffstat (limited to 'riscv/mmu.cc')
| -rw-r--r-- | riscv/mmu.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/riscv/mmu.cc b/riscv/mmu.cc index a0e500b..eca090f 100644 --- a/riscv/mmu.cc +++ b/riscv/mmu.cc @@ -288,7 +288,7 @@ reg_t mmu_t::walk(reg_t addr, access_type type, reg_t mode) if (!ppte || !pmp_ok(pte_paddr, vm.ptesize, LOAD, PRV_S)) throw_access_exception(addr, type); - reg_t pte = vm.ptesize == 4 ? *(uint32_t*)ppte : *(uint64_t*)ppte; + reg_t pte = vm.ptesize == 4 ? from_le(*(uint32_t*)ppte) : from_le(*(uint64_t*)ppte); reg_t ppn = pte >> PTE_PPN_SHIFT; if (PTE_TABLE(pte)) { // next level of page table @@ -310,7 +310,7 @@ reg_t mmu_t::walk(reg_t addr, access_type type, reg_t mode) if ((pte & ad) != ad) { if (!pmp_ok(pte_paddr, vm.ptesize, STORE, PRV_S)) throw_access_exception(addr, type); - *(uint32_t*)ppte |= ad; + *(uint32_t*)ppte |= to_le((uint32_t)ad); } #else // take exception if access or possibly dirty bit is not set. |