diff options
Diffstat (limited to 'src/kernel/basesegment.C')
| -rw-r--r-- | src/kernel/basesegment.C | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/kernel/basesegment.C b/src/kernel/basesegment.C index 2de6973e0..2574c8d6a 100644 --- a/src/kernel/basesegment.C +++ b/src/kernel/basesegment.C @@ -5,7 +5,7 @@ /* */ /* OpenPOWER HostBoot Project */ /* */ -/* Contributors Listed Below - COPYRIGHT 2011,2017 */ +/* Contributors Listed Below - COPYRIGHT 2011,2018 */ /* [+] International Business Machines Corp. */ /* */ /* */ @@ -236,16 +236,16 @@ int BaseSegment::mmExtend(void) /** * Allocates a block of virtual memory of the given size - * to extend the VMM to 48MEG in size in mainstore + * to extend the VMM into Mainstore (up to VMM_MEMORY_SIZE) */ int BaseSegment::_mmExtend(void) { - // The base address of the extended memory is 8Mg.. The first x pages is - // for the SPTE.. The remaining pages from 8MG + SPTE to 48MEG is added to - // the HEAP.. + // The base address of the extended memory is the cache size.. The first x + // pages is for the SPTE.. The remaining pages from the end of cache + SPTE + // up to VMM_MEMORY_SIZE of mainstore is added to the HEAP. - uint64_t l_vaddr = VMM_ADDR_EXTEND_BLOCK; // 8MEG - uint64_t l_size = VMM_EXTEND_BLOCK_SIZE; // 48MEG - 8MB (base block) + uint64_t l_vaddr = VMM_ADDR_EXTEND_BLOCK; // Cache size + uint64_t l_size = VMM_EXTEND_BLOCK_SIZE; // VMM - 8MB (base block) // Call to allocate a block passing in the requested address of where the // SPTEs should be created @@ -283,14 +283,14 @@ int BaseSegment::_mmExtend(void) PageManager::addMemory(l_vaddr + (spte_pages*PAGESIZE), l_size/PAGESIZE - spte_pages); - // Update the physical Memory size to now be 48MEG. by adding the extended - // block size to the physical mem size. + // Update the physical Memory size to now include some mainstore by adding + // the extended block size to the physical mem size. iv_physMemSize += VMM_EXTEND_BLOCK_SIZE; // Call to set the Hostboot MemSize and location needed for DUMP. KernelMemState::setMemScratchReg(KernelMemState::MEM_CONTAINED_MS, - KernelMemState::MS_48MEG); + KernelMemState::FULL_MEM); return 0; } |
