| 1 |
|
/* |
| 2 |
|
* sysdeps.h - System dependent definitions for Linux |
| 3 |
|
* |
| 4 |
< |
* SheepShaver (C) 1997-2005 Christian Bauer and Marc Hellwig |
| 4 |
> |
* SheepShaver (C) 1997-2008 Christian Bauer and Marc Hellwig |
| 5 |
|
* |
| 6 |
|
* This program is free software; you can redistribute it and/or modify |
| 7 |
|
* it under the terms of the GNU General Public License as published by |
| 83 |
|
#if !defined(EMULATED_PPC) |
| 84 |
|
#define REAL_ADDRESSING 1 |
| 85 |
|
#include "ppc_asm.tmpl" |
| 86 |
– |
#elif defined(__CYGWIN__) |
| 87 |
– |
#define DIRECT_ADDRESSING 1 |
| 88 |
– |
#define DIRECT_ADDRESSING_HACK 1 |
| 89 |
– |
/* |
| 90 |
– |
The following address translation functions were empirically |
| 91 |
– |
determined on a Windows XP system running Cygwin 1.5.12-1 so |
| 92 |
– |
that RAM size can be maximized (up to 960 MB) and avoiding |
| 93 |
– |
the use of a TLB. This also takes into account reduced address |
| 94 |
– |
space available when the Cygwin runtime is used. |
| 95 |
– |
*/ |
| 96 |
– |
#define DIRECT_ADDRESSING_VIRT2PHYS(ADDR) \ |
| 97 |
– |
((ADDR) + (((ADDR) < 0x41000000) ? 0x39000000 : 0xcf800000)) |
| 98 |
– |
#define DIRECT_ADDRESSING_PHYS2VIRT(ADDR) \ |
| 99 |
– |
((ADDR) - (((ADDR) >= 0x39000000) ? 0x39000000 : 0xcf800000)) |
| 86 |
|
#elif defined(NATMEM_OFFSET) |
| 87 |
|
#define DIRECT_ADDRESSING 1 |
| 88 |
|
#else |
| 89 |
|
#define REAL_ADDRESSING 1 |
| 90 |
|
#endif |
| 91 |
|
|
| 92 |
+ |
// Always use the complete non-stubs Ethernet driver |
| 93 |
+ |
#define USE_ETHER_FULL_DRIVER 1 |
| 94 |
+ |
|
| 95 |
|
#define POWERPC_ROM 1 |
| 96 |
|
|
| 97 |
|
#if EMULATED_PPC |
| 108 |
|
#define PPC_DECODE_CACHE 1 |
| 109 |
|
#define PPC_FLIGHT_RECORDER 1 |
| 110 |
|
#define PPC_PROFILE_COMPILE_TIME 0 |
| 111 |
< |
#define PPC_PROFILE_GENERIC_CALLS 0 |
| 111 |
> |
#define PPC_PROFILE_GENERIC_CALLS 1 |
| 112 |
> |
#define PPC_PROFILE_REGS_USE 0 |
| 113 |
|
#define KPX_MAX_CPUS 1 |
| 114 |
|
#if ENABLE_DYNGEN |
| 125 |
– |
// Don't bother with predecode cache when using JIT |
| 115 |
|
#define PPC_ENABLE_JIT 1 |
| 127 |
– |
#undef PPC_DECODE_CACHE |
| 116 |
|
#endif |
| 117 |
< |
#if defined(__i386__) |
| 117 |
> |
#if defined(__i386__) || defined(__x86_64__) |
| 118 |
|
#define DYNGEN_ASM_OPTS 1 |
| 119 |
|
#endif |
| 120 |
|
#else |
| 167 |
|
#error "Unsupported size of pointer" |
| 168 |
|
#endif |
| 169 |
|
|
| 170 |
+ |
// Define if the host processor supports fast unaligned load/stores |
| 171 |
+ |
#if defined __i386__ || defined __x86_64__ |
| 172 |
+ |
#define UNALIGNED_PROFITABLE 1 |
| 173 |
+ |
#endif |
| 174 |
+ |
|
| 175 |
+ |
|
| 176 |
|
/** |
| 177 |
|
* Helper functions to byteswap data |
| 178 |
|
**/ |
