Searched refs:ZONE_DMA32 (Results 1 – 20 of 20) sorted by relevance
40 * ``ZONE_DMA`` 和 ``ZONE_DMA32`` 在历史上代表适用于DMA的内存，这些44 和 ``ZONE_DMA32`` 仍然表示访问受限的内存范围。94 在内核构建时关闭 ``ZONE_DMA`` 开启 ``ZONE_DMA32``，并且具有16GB96 启动时，``ZONE_DMA32``、``ZONE_NORMAL`` 和 ``ZONE_MOVABLE``
162 zones_size[ZONE_DMA32] = MAX_DMA32_PFN; in paging_init()
69 max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN; in paging_init()
39 * ``ZONE_DMA`` and ``ZONE_DMA32`` historically represented memory suitable for43 but ``ZONE_DMA`` and ``ZONE_DMA32`` still represent memory ranges that have100 With a kernel built with ``ZONE_DMA`` disabled and ``ZONE_DMA32`` enabled and102 RAM equally split between two nodes, there will be ``ZONE_DMA32``,352 a node contains ``ZONE_DMA32``, ``ZONE_NORMAL`` and ``ZONE_MOVABLE`` and the355 ``ZONE_NORMAL`` > ``ZONE_DMA32``.
304 IFDEF_ZONE_DMA32( EM (ZONE_DMA32, "DMA32")) \
384 zones_size[ZONE_DMA32] = MAX_DMA32_PFN; in paging_init()
145 max_zone_pfns[ZONE_DMA32] = PFN_DOWN(dma32_phys_limit); in zone_sizes_init()
74 #define OPT_ZONE_DMA32 ZONE_DMA32
765 ZONE_DMA32, enumerator
407 max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN; in paging_init()
503 select ZONE_DMA32568 select ZONE_DMA32 if 64BIT789 select ZONE_DMA32861 select ZONE_DMA32 if 64BIT874 select ZONE_DMA32 if 64BIT896 select ZONE_DMA32 if 64BIT981 select ZONE_DMA32
1010 max_zone_pfns[ZONE_DMA32] = min(MAX_DMA32_PFN, max_low_pfn); in zone_sizes_init()
1126 * arm64 reserves the CMA by default somewhere in ZONE_DMA32,
209 select ZONE_DMA32
708 (This documentation ignores ZONE_HIGHMEM/ZONE_DMA32 for simple explanation.709 you may be able to read ZONE_DMA as ZONE_DMA32...)
86 max_zone_pfns[ZONE_DMA32] = PFN_DOWN(dma32_phys_limit); in zone_sizes_init()
236 [ZONE_DMA32] = 256,3520 BUILD_BUG_ON(ZONE_NORMAL - ZONE_DMA32 != 1); in alloc_flags_nofragment()
1084 config ZONE_DMA32 config
222 select ZONE_DMA32 if 64BIT
39 select ZONE_DMA32