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Searched refs:pfn_base (Results 1 – 10 of 10) sorted by relevance

/Linux-v4.19/arch/riscv/include/asm/
Dpage.h90 extern unsigned long pfn_base;
112 (((pfn) >= pfn_base) && (((pfn)-pfn_base) < max_mapnr))
114 #define ARCH_PFN_OFFSET (pfn_base)
/Linux-v4.19/arch/sparc/mm/
Dinit_32.c49 unsigned long pfn_base; variable
50 EXPORT_SYMBOL(pfn_base);
86 unsigned long tmp = pfn_base + (SRMMU_MAXMEM >> PAGE_SHIFT); in calc_max_low_pfn()
185 if (max_low_pfn > pfn_base + (SRMMU_MAXMEM >> PAGE_SHIFT)) { in bootmem_init()
186 highstart_pfn = pfn_base + (SRMMU_MAXMEM >> PAGE_SHIFT); in bootmem_init()
278 max_mapnr = last_valid_pfn - pfn_base; in mem_init()
Dsrmmu.c982 npages = max_low_pfn - pfn_base; in srmmu_paging_init()
991 free_area_init_node(0, zones_size, pfn_base, zholes_size); in srmmu_paging_init()
/Linux-v4.19/arch/sparc/include/asm/
Dpage_32.h122 extern unsigned long pfn_base;
130 #define ARCH_PFN_OFFSET (pfn_base)
133 #define pfn_valid(pfn) (((pfn) >= (pfn_base)) && (((pfn)-(pfn_base)) < max_mapnr))
Dpgtable_32.h89 extern unsigned long pfn_base;
/Linux-v4.19/drivers/gpu/drm/gma500/
Dgtt.c423 unsigned pfn_base; in psb_gtt_init() local
539 pfn_base = dev_priv->stolen_base >> PAGE_SHIFT; in psb_gtt_init()
542 num_pages, pfn_base << PAGE_SHIFT, 0); in psb_gtt_init()
544 pte = psb_gtt_mask_pte(pfn_base + i, PSB_MMU_CACHED_MEMORY); in psb_gtt_init()
552 pfn_base = page_to_pfn(dev_priv->scratch_page); in psb_gtt_init()
553 pte = psb_gtt_mask_pte(pfn_base, PSB_MMU_CACHED_MEMORY); in psb_gtt_init()
/Linux-v4.19/arch/riscv/kernel/
Dsetup.c76 unsigned long pfn_base; variable
77 EXPORT_SYMBOL(pfn_base);
130 pfn_base = PFN_DOWN(pa); in setup_vm()
/Linux-v4.19/kernel/dma/
Dcoherent.c15 unsigned long pfn_base; member
36 return (mem->pfn_base - dev->dma_pfn_offset) << PAGE_SHIFT; in dma_get_device_base()
74 dma_mem->pfn_base = PFN_DOWN(phys_addr); in dma_init_coherent_memory()
294 unsigned long pfn = mem->pfn_base + start + off; in __dma_mmap_from_coherent()
/Linux-v4.19/drivers/vfio/
Dvfio_iommu_type1.c397 long npage, unsigned long *pfn_base, in vfio_pin_pages_remote() argument
409 ret = vaddr_get_pfn(current->mm, vaddr, dma->prot, pfn_base); in vfio_pin_pages_remote()
414 rsvd = is_invalid_reserved_pfn(*pfn_base); in vfio_pin_pages_remote()
422 put_pfn(*pfn_base, dma->prot); in vfio_pin_pages_remote()
440 if (pfn != *pfn_base + pinned || in vfio_pin_pages_remote()
465 for (pfn = *pfn_base ; pinned ; pfn++, pinned--) in vfio_pin_pages_remote()
497 unsigned long *pfn_base, bool do_accounting) in vfio_pin_page_external() argument
506 ret = vaddr_get_pfn(mm, vaddr, dma->prot, pfn_base); in vfio_pin_page_external()
507 if (!ret && do_accounting && !is_invalid_reserved_pfn(*pfn_base)) { in vfio_pin_page_external()
510 put_pfn(*pfn_base, dma->prot); in vfio_pin_page_external()
/Linux-v4.19/arch/sparc/kernel/
Dsetup_32.c354 pfn_base = phys_base >> PAGE_SHIFT; in setup_arch()