Home
last modified time | relevance | path

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

/openbmc/linux/arch/arm64/mm/
H A Dinit.c65 phys_addr_t __ro_after_init arm64_dma_phys_limit; variable
70 #define CRASH_ADDR_LOW_MAX arm64_dma_phys_limit
268 arm64_dma_phys_limit = max_zone_phys(zone_dma_bits); in zone_sizes_init()
269 max_zone_pfns[ZONE_DMA] = PFN_DOWN(arm64_dma_phys_limit); in zone_sizes_init()
273 if (!arm64_dma_phys_limit) in zone_sizes_init()
274 arm64_dma_phys_limit = dma32_phys_limit; in zone_sizes_init()
276 if (!arm64_dma_phys_limit) in zone_sizes_init()
277 arm64_dma_phys_limit = PHYS_MASK + 1; in zone_sizes_init()
476 dma_contiguous_reserve(arm64_dma_phys_limit); in bootmem_init()
494 bool swiotlb = max_pfn > PFN_DOWN(arm64_dma_phys_limit); in mem_init()
/openbmc/linux/arch/arm64/include/asm/
H A Dprocessor.h103 extern phys_addr_t arm64_dma_phys_limit;
104 #define ARCH_LOW_ADDRESS_LIMIT (arm64_dma_phys_limit - 1)