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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-11-29 10:50:22 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-11-29 10:50:22 +0000 |
| commit | b9c78022b0e65cdca2541be658f0e74138e92ffe (patch) | |
| tree | e23644c81ea8218b6852645a392e68f98c9775b9 /arch/arm/mach-s3c2410/include/mach/memory.h | |
| parent | 5bed1fb3287dfb1f6cf717ec200b23d3e537c9ae (diff) | |
| download | kernel_samsung_crespo-b9c78022b0e65cdca2541be658f0e74138e92ffe.zip kernel_samsung_crespo-b9c78022b0e65cdca2541be658f0e74138e92ffe.tar.gz kernel_samsung_crespo-b9c78022b0e65cdca2541be658f0e74138e92ffe.tar.bz2 | |
[ARM] move MAX_DMA_ADDRESS to mach/memory.h
Move the definition of MAX_DMA_ADDRESS from mach/dma.h to mach/memory.h,
thereby placing it along side its relative, ISA_DMA_THRESHOLD.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-s3c2410/include/mach/memory.h')
| -rw-r--r-- | arch/arm/mach-s3c2410/include/mach/memory.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/memory.h b/arch/arm/mach-s3c2410/include/mach/memory.h index 6f1e587..2246966 100644 --- a/arch/arm/mach-s3c2410/include/mach/memory.h +++ b/arch/arm/mach-s3c2410/include/mach/memory.h @@ -13,4 +13,12 @@ #define PHYS_OFFSET UL(0x30000000) +/* + * This is the maximum DMA address(physical address) that can be DMAd to. + * Err, no, this is a virtual address. And you must set ISA_DMA_THRESHOLD + * and setup a DMA zone if this restricts the amount of RAM which is + * capable of DMA. + */ +#define MAX_DMA_ADDRESS 0x40000000 + #endif |