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author | Kyle McMartin <kyle@mcmartin.ca> | 2008-07-28 23:02:13 -0400 |
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committer | Kyle McMartin <kyle@hera.kernel.org> | 2008-10-10 16:32:29 +0000 |
commit | deae26bf6a10e47983606f5df080b91e97650ead (patch) | |
tree | 84a8a68145d0f713d7c5a1f9e6b3b03be9b3a4c8 /arch/parisc/include/asm/fixmap.h | |
parent | 6c86cb8237bf08443806089130dc108051569a93 (diff) | |
download | linux-deae26bf6a10e47983606f5df080b91e97650ead.tar.gz linux-deae26bf6a10e47983606f5df080b91e97650ead.tar.bz2 linux-deae26bf6a10e47983606f5df080b91e97650ead.zip |
parisc: move include/asm-parisc to arch/parisc/include/asm
Diffstat (limited to 'arch/parisc/include/asm/fixmap.h')
-rw-r--r-- | arch/parisc/include/asm/fixmap.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/fixmap.h b/arch/parisc/include/asm/fixmap.h new file mode 100644 index 000000000000..de3fe3a18229 --- /dev/null +++ b/arch/parisc/include/asm/fixmap.h @@ -0,0 +1,30 @@ +#ifndef _ASM_FIXMAP_H +#define _ASM_FIXMAP_H + +/* + * This file defines the locations of the fixed mappings on parisc. + * + * All of the values in this file are machine virtual addresses. + * + * All of the values in this file must be <4GB (because of assembly + * loading restrictions). If you place this region anywhere above + * __PAGE_OFFSET, you must adjust the memory map accordingly */ + +/* The alias region is used in kernel space to do copy/clear to or + * from areas congruently mapped with user space. It is 8MB large + * and must be 16MB aligned */ +#define TMPALIAS_MAP_START ((__PAGE_OFFSET) - 16*1024*1024) +/* This is the kernel area for all maps (vmalloc, dma etc.) most + * usually, it extends up to TMPALIAS_MAP_START. Virtual addresses + * 0..GATEWAY_PAGE_SIZE are reserved for the gateway page */ +#define KERNEL_MAP_START (GATEWAY_PAGE_SIZE) +#define KERNEL_MAP_END (TMPALIAS_MAP_START) + +#ifndef __ASSEMBLY__ +extern void *vmalloc_start; +#define PCXL_DMA_MAP_SIZE (8*1024*1024) +#define VMALLOC_START ((unsigned long)vmalloc_start) +#define VMALLOC_END (KERNEL_MAP_END) +#endif /*__ASSEMBLY__*/ + +#endif /*_ASM_FIXMAP_H*/ |