/* $OpenBSD: vmparam.h,v 1.7 2009/12/08 22:15:48 miod Exp $ */ /* public domain */ #ifndef _SGI_VMPARAM_H_ #define _SGI_VMPARAM_H_ #define VM_PHYSSEG_MAX 32 /* Max number of physical memory segments */ /* * On Origin and Octane families, DMA to 32-bit PCI devices is restricted. * * Systems with physical memory after the 2GB boundary need to ensure * memory which may used for DMA transfers is allocated from the low * memory range. * * Other systems, like the O2, do not have such a restriction, but can not * have more than 2GB of physical memory, so this doesn't affect them. */ #define VM_NFREELIST 2 #define VM_FREELIST_DMA32 1 /* memory suitable for 32-bit DMA */ #include <mips64/vmparam.h> #endif /* _SGI_VMPARAM_H_ */