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If virtual addresses are not set use one to one mapping.

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Do not map memory and IO space at address 0.

Obtained from: Semihalf
This commit is contained in:
gber 2012-09-14 09:45:13 +00:00
parent e13838f3e0
commit 7a7457567d
1 changed files with 2 additions and 2 deletions
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4
sys/dev/fdt/fdt_pci.c
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@ -341,14 +341,14 @@ fdt_pci_devmap(phandle_t node, struct pmap_devmap *devmap, vm_offset_t io_va,
if ((error = fdt_pci_ranges_decode(node, &io_space, &mem_space)) != 0)
return (error);
devmap->pd_va = io_va;
devmap->pd_va = (io_va ? io_va : io_space.base_parent);
devmap->pd_pa = io_space.base_parent;
devmap->pd_size = io_space.len;
devmap->pd_prot = VM_PROT_READ | VM_PROT_WRITE;
devmap->pd_cache = PTE_NOCACHE;
devmap++;
devmap->pd_va = mem_va;
devmap->pd_va = (mem_va ? mem_va : mem_space.base_parent);
devmap->pd_pa = mem_space.base_parent;
devmap->pd_size = mem_space.len;
devmap->pd_prot = VM_PROT_READ | VM_PROT_WRITE;