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Searched refs:dma32_phys_limit (Results 1 – 4 of 4) sorted by relevance

/linux-6.12.1/arch/riscv/include/asm/
Dcrash_reserve.h7 #define CRASH_ADDR_LOW_MAX dma32_phys_limit
Dprocessor.h151 extern phys_addr_t dma32_phys_limit;
/linux-6.12.1/arch/arm64/mm/
Dinit.c136 phys_addr_t __maybe_unused dma32_phys_limit = in zone_sizes_init() local
147 max_zone_pfns[ZONE_DMA32] = PFN_DOWN(dma32_phys_limit); in zone_sizes_init()
149 arm64_dma_phys_limit = dma32_phys_limit; in zone_sizes_init()
/linux-6.12.1/arch/riscv/mm/
Dinit.c73 phys_addr_t dma32_phys_limit __initdata;
80 max_zone_pfns[ZONE_DMA32] = PFN_DOWN(dma32_phys_limit); in zone_sizes_init()
168 bool swiotlb = max_pfn > PFN_DOWN(dma32_phys_limit); in mem_init()
284 dma32_phys_limit = min(4UL * SZ_1G, (unsigned long)PFN_PHYS(max_low_pfn)); in setup_bootmem()
305 dma_contiguous_reserve(dma32_phys_limit); in setup_bootmem()