Differential D14499 Diff 40039 head/sys/powerpc/include/vmparam.h

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head/sys/powerpc/include/vmparam.h

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	#endif			#endif

	/*			/*
	* Would like to have MAX addresses = 0, but this doesn't (currently) work			* Would like to have MAX addresses = 0, but this doesn't (currently) work
	*/			*/
	#if !defined(LOCORE)			#if !defined(LOCORE)
	#ifdef __powerpc64__			#ifdef __powerpc64__
	#define VM_MIN_ADDRESS (0x0000000000000000UL)			#define VM_MIN_ADDRESS (0x0000000000000000UL)
	#ifdef AIM			#define VM_MAXUSER_ADDRESS (0x3ffffffffffff000UL)
	#define VM_MAXUSER_ADDRESS (0xfffffffffffff000UL)
	#else
	#define VM_MAXUSER_ADDRESS (0x7ffffffffffff000UL)
	#endif
	#define VM_MAX_ADDRESS (0xffffffffffffffffUL)			#define VM_MAX_ADDRESS (0xffffffffffffffffUL)
	#else			#else
	#define VM_MIN_ADDRESS ((vm_offset_t)0)			#define VM_MIN_ADDRESS ((vm_offset_t)0)
	#define VM_MAXUSER_ADDRESS VM_MAXUSER_ADDRESS32			#define VM_MAXUSER_ADDRESS VM_MAXUSER_ADDRESS32
	#define VM_MAX_ADDRESS ((vm_offset_t)0xffffffff)			#define VM_MAX_ADDRESS ((vm_offset_t)0xffffffff)
	#endif			#endif
	#define SHAREDPAGE (VM_MAXUSER_ADDRESS - PAGE_SIZE)			#define SHAREDPAGE (VM_MAXUSER_ADDRESS - PAGE_SIZE)
	#else /* LOCORE */			#else /* LOCORE */
	#ifdef BOOKE			#ifdef BOOKE
	#define VM_MIN_ADDRESS 0			#define VM_MIN_ADDRESS 0
	#ifdef __powerpc64__			#ifdef __powerpc64__
	#define VM_MAXUSER_ADDRESS 0x7ffffffffffff000			#define VM_MAXUSER_ADDRESS 0x3ffffffffffff000
	#else			#else
	#define VM_MAXUSER_ADDRESS 0x7ffff000			#define VM_MAXUSER_ADDRESS 0x7ffff000
	#endif			#endif
	#endif			#endif
	#endif /* LOCORE */			#endif /* LOCORE */

	#define FREEBSD32_SHAREDPAGE (VM_MAXUSER_ADDRESS32 - PAGE_SIZE)			#define FREEBSD32_SHAREDPAGE (VM_MAXUSER_ADDRESS32 - PAGE_SIZE)
	#define FREEBSD32_USRSTACK FREEBSD32_SHAREDPAGE			#define FREEBSD32_USRSTACK FREEBSD32_SHAREDPAGE

	#ifdef __powerpc64__			#ifdef __powerpc64__
				#ifdef AIM
				#define VM_MIN_KERNEL_ADDRESS 0xe000000000000000UL
				#define VM_MAX_KERNEL_ADDRESS 0xe0000001c7ffffffUL
				#else
	#define VM_MIN_KERNEL_ADDRESS 0xc000000000000000UL			#define VM_MIN_KERNEL_ADDRESS 0xc000000000000000UL
	#define VM_MAX_KERNEL_ADDRESS 0xc0000001c7ffffffUL			#define VM_MAX_KERNEL_ADDRESS 0xc0000001c7ffffffUL
				#endif
	#define VM_MAX_SAFE_KERNEL_ADDRESS VM_MAX_KERNEL_ADDRESS			#define VM_MAX_SAFE_KERNEL_ADDRESS VM_MAX_KERNEL_ADDRESS
	#endif			#endif

	#ifdef AIM			#ifdef AIM
	#define KERNBASE 0x00100100UL /* start of kernel virtual */			#define KERNBASE 0x00100100UL /* start of kernel virtual */

	#ifndef __powerpc64__			#ifndef __powerpc64__
	#define VM_MIN_KERNEL_ADDRESS ((vm_offset_t)KERNEL_SR << ADDR_SR_SHFT)			#define VM_MIN_KERNEL_ADDRESS ((vm_offset_t)KERNEL_SR << ADDR_SR_SHFT)
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	* the runtime-detected hw_direct_map to pick between the two cases. Our			* the runtime-detected hw_direct_map to pick between the two cases. Our
	* friends in vm_machdep.c will do the same to ensure nothing gets confused.			* friends in vm_machdep.c will do the same to ensure nothing gets confused.
	*/			*/
	#define SFBUF			#define SFBUF
	#define SFBUF_NOMD			#define SFBUF_NOMD

	/*			/*
	* We (usually) have a direct map of all physical memory, so provide			* We (usually) have a direct map of all physical memory, so provide
	* a macro to use to get the kernel VA address for a given PA. Returns			* a macro to use to get the kernel VA address for a given PA. Check the
	* 0 if the direct map is unavailable. The location of the direct map			* value of PMAP_HAS_PMAP before using.
	* may not be 1:1 in future, so use of the macro is recommended.
	*/			*/
				#ifndef LOCORE
	#ifdef __powerpc64__			#ifdef __powerpc64__
	#define DMAP_BASE_ADDRESS 0x0000000000000000UL			#define DMAP_BASE_ADDRESS 0xc000000000000000UL
				#define DMAP_MAX_ADDRESS 0xcfffffffffffffffUL
	#else			#else
	#define DMAP_BASE_ADDRESS 0x00000000UL			#define DMAP_BASE_ADDRESS 0x00000000UL
				#define DMAP_MAX_ADDRESS 0xbfffffffUL
				#endif
	#endif			#endif

	#define PMAP_HAS_DMAP (hw_direct_map)			#define PMAP_HAS_DMAP (hw_direct_map)
	#define PHYS_TO_DMAP(x) ({ \			#define PHYS_TO_DMAP(x) ({ \
	KASSERT(hw_direct_map, ("Direct map not provided by PMAP")); \			KASSERT(hw_direct_map, ("Direct map not provided by PMAP")); \
	(x) \| DMAP_BASE_ADDRESS; })			(x) \| DMAP_BASE_ADDRESS; })
	#define DMAP_TO_PHYS(x) ({ \			#define DMAP_TO_PHYS(x) ({ \
	KASSERT(hw_direct_map, ("Direct map not provided by PMAP")); \			KASSERT(hw_direct_map, ("Direct map not provided by PMAP")); \
	(x) &~ DMAP_BASE_ADDRESS; })			(x) &~ DMAP_BASE_ADDRESS; })

	#endif /* _MACHINE_VMPARAM_H_ */			#endif /* _MACHINE_VMPARAM_H_ */