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Searched refs:arm64_dma_phys_limit (Results 1 – 2 of 2) sorted by relevance

/linux-6.3-rc2/arch/arm64/mm/
A Dinit.c88 phys_addr_t __ro_after_init arm64_dma_phys_limit; variable
90 phys_addr_t __ro_after_init arm64_dma_phys_limit = PHYS_MASK + 1; variable
96 #define CRASH_ADDR_LOW_MAX arm64_dma_phys_limit
243 arm64_dma_phys_limit = max_zone_phys(zone_dma_bits); in zone_sizes_init()
244 max_zone_pfns[ZONE_DMA] = PFN_DOWN(arm64_dma_phys_limit); in zone_sizes_init()
248 if (!arm64_dma_phys_limit) in zone_sizes_init()
249 arm64_dma_phys_limit = dma32_phys_limit; in zone_sizes_init()
454 dma_contiguous_reserve(arm64_dma_phys_limit); in bootmem_init()
473 swiotlb_init(max_pfn > PFN_DOWN(arm64_dma_phys_limit), SWIOTLB_VERBOSE); in mem_init()
/linux-6.3-rc2/arch/arm64/include/asm/
A Dprocessor.h103 extern phys_addr_t arm64_dma_phys_limit;
104 #define ARCH_LOW_ADDRESS_LIMIT (arm64_dma_phys_limit - 1)

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