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43 lines
1 KiB
C
43 lines
1 KiB
C
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#ifndef _ASM_GENERIC_TYPES_H
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#define _ASM_GENERIC_TYPES_H
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/*
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* int-ll64 is used practically everywhere now,
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* so use it as a reasonable default.
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*/
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#include <asm-generic/int-ll64.h>
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#ifndef __ASSEMBLY__
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typedef unsigned short umode_t;
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#endif /* __ASSEMBLY__ */
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/*
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* These aren't exported outside the kernel to avoid name space clashes
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*/
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#ifdef __KERNEL__
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#ifndef __ASSEMBLY__
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/*
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* DMA addresses may be very different from physical addresses
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* and pointers. i386 and powerpc may have 64 bit DMA on 32 bit
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* systems, while sparc64 uses 32 bit DMA addresses for 64 bit
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* physical addresses.
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* This default defines dma_addr_t to have the same size as
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* phys_addr_t, which is the most common way.
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* Do not define the dma64_addr_t type, which never really
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* worked.
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*/
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#ifndef dma_addr_t
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#ifdef CONFIG_PHYS_ADDR_T_64BIT
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typedef u64 dma_addr_t;
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#else
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typedef u32 dma_addr_t;
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#endif /* CONFIG_PHYS_ADDR_T_64BIT */
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#endif /* dma_addr_t */
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* _ASM_GENERIC_TYPES_H */
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