Author: pschweitzer Date: Mon Feb 22 22:52:35 2016 New Revision: 70774 URL: http://svn.reactos.org/svn/reactos?rev=70774&view=rev Log: [NTOSKRNL] Implement the MiWriteCombined case of MmMapIoSpace().
This fixes NVIDIA display drivers loading in ReactOS. See: https://www.reactos.org/forum/viewtopic.php?p=120359#p120359 Modified: trunk/reactos/ntoskrnl/mm/ARM3/iosup.c Modified: trunk/reactos/ntoskrnl/mm/ARM3/iosup.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/iosup.c?rev=70774&r1=70773&r2=70774&view=diff ============================================================================== --- trunk/reactos/ntoskrnl/mm/ARM3/iosup.c [iso-8859-1] (original) +++ trunk/reactos/ntoskrnl/mm/ARM3/iosup.c [iso-8859-1] Mon Feb 22 22:52:35 2016 @@ -144,9 +144,10 @@ case MiWriteCombined: // - // We don't support write combining yet - // - ASSERT(FALSE); + // Disable the cache and allow combined writing + // + MI_PAGE_DISABLE_CACHE(&TempPte); + MI_PAGE_WRITE_COMBINED(&TempPte); break; default:
