2 * The PCI Library -- Physical memory mapping API
4 * Copyright (c) 2023 Pali Rohár <pali@kernel.org>
6 * Can be freely distributed and used under the terms of the GNU GPL v2+
8 * SPDX-License-Identifier: GPL-2.0-or-later
13 void physmem_init_config(struct pci_access *a);
14 int physmem_access(struct pci_access *a, int w);
15 struct physmem *physmem_open(struct pci_access *a, int w);
16 void physmem_close(struct physmem *physmem);
17 long physmem_get_pagesize(struct physmem *physmem);
18 void *physmem_map(struct physmem *physmem, u64 addr, size_t length, int w);
19 int physmem_unmap(struct physmem *physmem, void *ptr, size_t length);