HelenOS sources

MEMMAP_MEMORY_NVS   99 kernel/arch/amd64/src/mm/frame.c 		    (e820table[i].type == MEMMAP_MEMORY_NVS)) {
MEMMAP_MEMORY_NVS   99 kernel/arch/ia32/src/mm/frame.c 		    (e820table[i].type == MEMMAP_MEMORY_NVS)) {
HelenOS homepage, sources at GitHub