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head/sys/powerpc/include/vmparam.h

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#ifdef __powerpc64__ #ifdef __powerpc64__
#define MAXSSIZ (512*1024*1024) /* max stack size */ #define MAXSSIZ (512*1024*1024) /* max stack size */
#else #else
#define MAXSSIZ (64*1024*1024) /* max stack size */ #define MAXSSIZ (64*1024*1024) /* max stack size */
#endif #endif
#endif #endif
#ifdef AIM #ifdef AIM
#define VM_MAXUSER_ADDRESS32 ((vm_offset_t)0xfffff000) #define VM_MAXUSER_ADDRESS32 0xfffff000
#else #else
#define VM_MAXUSER_ADDRESS32 ((vm_offset_t)0x7ffff000) #define VM_MAXUSER_ADDRESS32 0x7ffff000
#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)
#ifdef __powerpc64__ #ifdef __powerpc64__
#define VM_MIN_ADDRESS (0x0000000000000000UL) #define VM_MIN_ADDRESS 0x0000000000000000
#define VM_MAXUSER_ADDRESS (0x3ffffffffffff000UL) #define VM_MAXUSER_ADDRESS 0x3ffffffffffff000
#define VM_MAX_ADDRESS (0xffffffffffffffffUL) #define VM_MAX_ADDRESS 0xffffffffffffffff
#define VM_MIN_KERNEL_ADDRESS 0xe000000000000000
#define VM_MAX_KERNEL_ADDRESS 0xe0000007ffffffff
#define VM_MAX_SAFE_KERNEL_ADDRESS VM_MAX_KERNEL_ADDRESS
#else #else
#define VM_MIN_ADDRESS ((vm_offset_t)0) #define VM_MIN_ADDRESS 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 0xffffffff
#endif #endif
#define SHAREDPAGE (VM_MAXUSER_ADDRESS - PAGE_SIZE) #define SHAREDPAGE (VM_MAXUSER_ADDRESS - PAGE_SIZE)
#else /* LOCORE */
#ifdef BOOKE
#define VM_MIN_ADDRESS 0
#ifdef __powerpc64__
#define VM_MAXUSER_ADDRESS 0x3ffffffffffff000
#else
#define VM_MAXUSER_ADDRESS 0x7ffff000
#endif
#endif
#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__
#ifndef LOCORE
#define VM_MIN_KERNEL_ADDRESS 0xe000000000000000UL
#define VM_MAX_KERNEL_ADDRESS 0xe0000007ffffffffUL
#else
#define VM_MIN_KERNEL_ADDRESS 0xe000000000000000
#define VM_MAX_KERNEL_ADDRESS 0xe0000007ffffffff
#endif
#define VM_MAX_SAFE_KERNEL_ADDRESS VM_MAX_KERNEL_ADDRESS
#endif
#ifdef AIM
#define KERNBASE 0x00100100 /* start of kernel virtual */ #define KERNBASE 0x00100100 /* start of kernel virtual */
#ifdef AIM
#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)
#define VM_MAX_SAFE_KERNEL_ADDRESS (VM_MIN_KERNEL_ADDRESS + 2*SEGMENT_LENGTH -1) #define VM_MAX_SAFE_KERNEL_ADDRESS (VM_MIN_KERNEL_ADDRESS + 2*SEGMENT_LENGTH -1)
#define VM_MAX_KERNEL_ADDRESS (VM_MIN_KERNEL_ADDRESS + 3*SEGMENT_LENGTH - 1) #define VM_MAX_KERNEL_ADDRESS (VM_MIN_KERNEL_ADDRESS + 3*SEGMENT_LENGTH - 1)
#endif #endif
/* /*
* Use the direct-mapped BAT registers for UMA small allocs. This * Use the direct-mapped BAT registers for UMA small allocs. This
* takes pressure off the small amount of available KVA. * takes pressure off the small amount of available KVA.
*/ */
#define UMA_MD_SMALL_ALLOC #define UMA_MD_SMALL_ALLOC
#else /* Book-E */ #else /* Book-E */
/* Use the direct map for UMA small allocs on powerpc64. */ /* Use the direct map for UMA small allocs on powerpc64. */
#ifdef __powerpc64__ #ifdef __powerpc64__
#define UMA_MD_SMALL_ALLOC #define UMA_MD_SMALL_ALLOC
#endif #else
#define KERNBASE 0x04000100 /* start of kernel physical */
#ifndef __powerpc64__
#define VM_MIN_KERNEL_ADDRESS 0xc0000000 #define VM_MIN_KERNEL_ADDRESS 0xc0000000
#define VM_MAX_KERNEL_ADDRESS 0xffffefff #define VM_MAX_KERNEL_ADDRESS 0xffffefff
#define VM_MAX_SAFE_KERNEL_ADDRESS VM_MAX_KERNEL_ADDRESS #define VM_MAX_SAFE_KERNEL_ADDRESS VM_MAX_KERNEL_ADDRESS
#endif #endif
#endif /* AIM/E500 */ #endif /* AIM/E500 */
#if !defined(LOCORE) #if !defined(LOCORE)
struct pmap_physseg { struct pmap_physseg {
struct pv_entry *pvent; struct pv_entry *pvent;
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