xref: /xnu-8020.140.41/bsd/arm/vmparam.h (revision 27b03b360a988dfd3dfdf34262bb0042026747cc)
1*27b03b36SApple OSS Distributions /*
2*27b03b36SApple OSS Distributions  * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
3*27b03b36SApple OSS Distributions  */
4*27b03b36SApple OSS Distributions 
5*27b03b36SApple OSS Distributions #ifndef _BSD_ARM_VMPARAM_H_
6*27b03b36SApple OSS Distributions #define _BSD_ARM_VMPARAM_H_ 1
7*27b03b36SApple OSS Distributions 
8*27b03b36SApple OSS Distributions #if defined (__arm__) || defined (__arm64__)
9*27b03b36SApple OSS Distributions 
10*27b03b36SApple OSS Distributions #include <sys/resource.h>
11*27b03b36SApple OSS Distributions 
12*27b03b36SApple OSS Distributions #ifndef KERNEL
13*27b03b36SApple OSS Distributions #include <TargetConditionals.h>
14*27b03b36SApple OSS Distributions #endif
15*27b03b36SApple OSS Distributions 
16*27b03b36SApple OSS Distributions #define USRSTACK        (0x27E00000)    /* ASLR slides stack down by up to 1MB */
17*27b03b36SApple OSS Distributions #define USRSTACK64      (0x000000016FE00000ULL)
18*27b03b36SApple OSS Distributions 
19*27b03b36SApple OSS Distributions /*
20*27b03b36SApple OSS Distributions  * Virtual memory related constants, all in bytes
21*27b03b36SApple OSS Distributions  */
22*27b03b36SApple OSS Distributions #ifndef DFLDSIZ
23*27b03b36SApple OSS Distributions #define DFLDSIZ         (RLIM_INFINITY)         /* initial data size limit */
24*27b03b36SApple OSS Distributions #endif
25*27b03b36SApple OSS Distributions #ifndef MAXDSIZ
26*27b03b36SApple OSS Distributions #define MAXDSIZ         (RLIM_INFINITY)         /* max data size */
27*27b03b36SApple OSS Distributions #endif
28*27b03b36SApple OSS Distributions #ifndef DFLSSIZ
29*27b03b36SApple OSS Distributions /* XXX stack size default is a platform property: use getrlimit(2) */
30*27b03b36SApple OSS Distributions #if (defined(TARGET_OS_OSX) && (TARGET_OS_OSX != 0)) || \
31*27b03b36SApple OSS Distributions         (defined(KERNEL) && XNU_TARGET_OS_OSX)
32*27b03b36SApple OSS Distributions #define DFLSSIZ         (8*1024*1024 - 16*1024)
33*27b03b36SApple OSS Distributions #else
34*27b03b36SApple OSS Distributions #define DFLSSIZ         (1024*1024 - 16*1024)   /* initial stack size limit */
35*27b03b36SApple OSS Distributions #endif /* TARGET_OS_OSX .. || XNU_KERNEL_PRIVATE .. */
36*27b03b36SApple OSS Distributions #endif /* DFLSSIZ */
37*27b03b36SApple OSS Distributions #ifndef MAXSSIZ
38*27b03b36SApple OSS Distributions /* XXX stack size limit is a platform property: use getrlimit(2) */
39*27b03b36SApple OSS Distributions #if (defined(TARGET_OS_OSX) && (TARGET_OS_OSX != 0)) || \
40*27b03b36SApple OSS Distributions         (defined(KERNEL) && XNU_TARGET_OS_OSX)
41*27b03b36SApple OSS Distributions #define MAXSSIZ         (64*1024*1024)          /* max stack size */
42*27b03b36SApple OSS Distributions #else
43*27b03b36SApple OSS Distributions #define MAXSSIZ         (1024*1024)             /* max stack size */
44*27b03b36SApple OSS Distributions #endif /* TARGET_OS_OSX .. || XNU_KERNEL_PRIVATE .. */
45*27b03b36SApple OSS Distributions #endif /* MAXSSIZ */
46*27b03b36SApple OSS Distributions #ifndef DFLCSIZ
47*27b03b36SApple OSS Distributions #define DFLCSIZ         (0)                     /* initial core size limit */
48*27b03b36SApple OSS Distributions #endif
49*27b03b36SApple OSS Distributions #ifndef MAXCSIZ
50*27b03b36SApple OSS Distributions #define MAXCSIZ         (RLIM_INFINITY)         /* max core size */
51*27b03b36SApple OSS Distributions #endif  /* MAXCSIZ */
52*27b03b36SApple OSS Distributions 
53*27b03b36SApple OSS Distributions #endif /* defined (__arm__) || defined (__arm64__) */
54*27b03b36SApple OSS Distributions 
55*27b03b36SApple OSS Distributions #endif  /* _BSD_ARM_VMPARAM_H_ */
56