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49 lines
1.3 KiB
49 lines
1.3 KiB
/* |
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* linux/include/asm-xtensa/pci.h |
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* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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* |
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* Copyright (C) 2001 - 2005 Tensilica Inc. |
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*/ |
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#ifndef _XTENSA_PCI_H |
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#define _XTENSA_PCI_H |
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/* Can be used to override the logic in pci_scan_bus for skipping |
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* already-configured bus numbers - to be used for buggy BIOSes |
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* or architectures with incomplete PCI setup by the loader |
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*/ |
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#define pcibios_assign_all_busses() 0 |
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/* Assume some values. (We should revise them, if necessary) */ |
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#define PCIBIOS_MIN_IO 0x2000 |
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#define PCIBIOS_MIN_MEM 0x10000000 |
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/* Dynamic DMA mapping stuff. |
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* Xtensa has everything mapped statically like x86. |
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*/ |
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#include <linux/types.h> |
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#include <linux/slab.h> |
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#include <linux/scatterlist.h> |
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#include <linux/string.h> |
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#include <asm/io.h> |
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/* The PCI address space does equal the physical memory address space. |
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* The networking and block device layers use this boolean for bounce buffer |
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* decisions. |
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*/ |
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/* Tell PCI code what kind of PCI resource mappings we support */ |
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#define HAVE_PCI_MMAP 1 |
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#define ARCH_GENERIC_PCI_MMAP_RESOURCE 1 |
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#define arch_can_pci_mmap_io() 1 |
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/* Generic PCI */ |
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#include <asm-generic/pci.h> |
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#endif /* _XTENSA_PCI_H */
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