| 1 |
|
/* |
| 2 |
|
* sysdeps.h - System dependent definitions for Unix |
| 3 |
|
* |
| 4 |
< |
* Basilisk II (C) 1997-1999 Christian Bauer |
| 4 |
> |
* Basilisk II (C) 1997-2002 Christian Bauer |
| 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 |
| 42 |
|
#include <stdio.h> |
| 43 |
|
#include <stdlib.h> |
| 44 |
|
#include <string.h> |
| 45 |
– |
#include <pthread.h> |
| 45 |
|
|
| 46 |
|
#ifdef HAVE_FCNTL_H |
| 47 |
|
# include <fcntl.h> |
| 59 |
|
#endif |
| 60 |
|
|
| 61 |
|
|
| 62 |
< |
/* Are the Mac and the host address space the same? */ |
| 62 |
> |
#ifdef ENABLE_NATIVE_M68K |
| 63 |
> |
|
| 64 |
> |
/* Mac and host address space are the same */ |
| 65 |
> |
#define REAL_ADDRESSING 1 |
| 66 |
> |
|
| 67 |
> |
/* Using 68k natively */ |
| 68 |
> |
#define EMULATED_68K 0 |
| 69 |
> |
|
| 70 |
> |
/* Mac ROM is not write protected */ |
| 71 |
> |
#define ROM_IS_WRITE_PROTECTED 0 |
| 72 |
> |
#define USE_SCRATCHMEM_SUBTERFUGE 1 |
| 73 |
> |
|
| 74 |
> |
#else |
| 75 |
> |
|
| 76 |
> |
/* Mac and host address space are distinct */ |
| 77 |
> |
#ifndef REAL_ADDRESSING |
| 78 |
|
#define REAL_ADDRESSING 0 |
| 79 |
+ |
#endif |
| 80 |
|
|
| 81 |
< |
/* Are we using a 68k emulator or the real thing? */ |
| 81 |
> |
/* Using 68k emulator */ |
| 82 |
|
#define EMULATED_68K 1 |
| 83 |
|
|
| 84 |
< |
/* Is the Mac ROM write protected? */ |
| 85 |
< |
#define ROM_IS_WRITE_PROTECTED 1 |
| 84 |
> |
/* The m68k emulator uses a prefetch buffer ? */ |
| 85 |
> |
#define USE_PREFETCH_BUFFER 0 |
| 86 |
> |
|
| 87 |
> |
/* Mac ROM is write protected when banked memory is used */ |
| 88 |
> |
#if REAL_ADDRESSING || DIRECT_ADDRESSING |
| 89 |
> |
# define ROM_IS_WRITE_PROTECTED 0 |
| 90 |
> |
# define USE_SCRATCHMEM_SUBTERFUGE 1 |
| 91 |
> |
#else |
| 92 |
> |
# define ROM_IS_WRITE_PROTECTED 1 |
| 93 |
> |
#endif |
| 94 |
> |
|
| 95 |
> |
#endif |
| 96 |
> |
|
| 97 |
> |
/* Direct Addressing requires Video on SEGV signals */ |
| 98 |
> |
#if DIRECT_ADDRESSING && !ENABLE_VOSF |
| 99 |
> |
# undef ENABLE_VOSF |
| 100 |
> |
# define ENABLE_VOSF 1 |
| 101 |
> |
#endif |
| 102 |
|
|
| 103 |
|
/* ExtFS is supported */ |
| 104 |
|
#define SUPPORTS_EXTFS 1 |
| 105 |
|
|
| 106 |
+ |
/* BSD socket API supported */ |
| 107 |
+ |
#define SUPPORTS_UDP_TUNNEL 1 |
| 108 |
+ |
|
| 109 |
+ |
|
| 110 |
|
/* Data types */ |
| 111 |
|
typedef unsigned char uint8; |
| 112 |
|
typedef signed char int8; |
| 131 |
|
#if SIZEOF_LONG == 8 |
| 132 |
|
typedef unsigned long uint64; |
| 133 |
|
typedef long int64; |
| 134 |
+ |
#define VAL64(a) (a ## l) |
| 135 |
+ |
#define UVAL64(a) (a ## ul) |
| 136 |
|
#elif SIZEOF_LONG_LONG == 8 |
| 137 |
|
typedef unsigned long long uint64; |
| 138 |
|
typedef long long int64; |
| 139 |
+ |
#define VAL64(a) (a ## LL) |
| 140 |
+ |
#define UVAL64(a) (a ## uLL) |
| 141 |
|
#else |
| 142 |
|
#error "No 8 byte type, you lose." |
| 143 |
|
#endif |
| 144 |
+ |
#if SIZEOF_VOID_P == 4 |
| 145 |
+ |
typedef uint32 uintptr; |
| 146 |
+ |
typedef int32 intptr; |
| 147 |
+ |
#elif SIZEOF_VOID_P == 8 |
| 148 |
+ |
typedef uint64 uintptr; |
| 149 |
+ |
typedef int64 intptr; |
| 150 |
+ |
#else |
| 151 |
+ |
#error "Unsupported size of pointer" |
| 152 |
+ |
#endif |
| 153 |
|
|
| 154 |
|
/* Time data type for Time Manager emulation */ |
| 155 |
|
#ifdef HAVE_CLOCK_GETTIME |
| 158 |
|
typedef struct timeval tm_time_t; |
| 159 |
|
#endif |
| 160 |
|
|
| 113 |
– |
/* Offset Mac->Unix time in seconds */ |
| 114 |
– |
#define TIME_OFFSET 0x7c25b080 |
| 115 |
– |
|
| 161 |
|
/* UAE CPU data types */ |
| 162 |
|
#define uae_s8 int8 |
| 163 |
|
#define uae_u8 uint8 |
| 165 |
|
#define uae_u16 uint16 |
| 166 |
|
#define uae_s32 int32 |
| 167 |
|
#define uae_u32 uint32 |
| 168 |
+ |
#define uae_s64 int64 |
| 169 |
+ |
#define uae_u64 uint64 |
| 170 |
|
typedef uae_u32 uaecptr; |
| 171 |
|
|
| 172 |
|
/* Alignment restrictions */ |
| 174 |
|
# define CPU_CAN_ACCESS_UNALIGNED |
| 175 |
|
#endif |
| 176 |
|
|
| 177 |
+ |
/* Timing functions */ |
| 178 |
+ |
extern uint64 GetTicks_usec(void); |
| 179 |
+ |
extern void Delay_usec(uint32 usec); |
| 180 |
+ |
|
| 181 |
|
/* UAE CPU defines */ |
| 182 |
|
#ifdef WORDS_BIGENDIAN |
| 183 |
|
|
| 236 |
|
#else |
| 237 |
|
static inline void do_put_mem_word(uae_u16 *a, uae_u32 v) {__asm__ ("rolw $8,%0" : "=r" (v) : "0" (v) : "cc"); *a = v;} |
| 238 |
|
#endif |
| 239 |
+ |
#define HAVE_OPTIMIZED_BYTESWAP_32 |
| 240 |
+ |
/* bswap doesn't affect condition codes */ |
| 241 |
+ |
static inline uae_u32 do_byteswap_32(uae_u32 v) {__asm__ ("bswap %0" : "=r" (v) : "0" (v)); return v;} |
| 242 |
+ |
#define HAVE_OPTIMIZED_BYTESWAP_16 |
| 243 |
+ |
#ifdef X86_PPRO_OPT |
| 244 |
+ |
static inline uae_u32 do_byteswap_16(uae_u32 v) {__asm__ ("bswapl %0" : "=&r" (v) : "0" (v << 16) : "cc"); return v;} |
| 245 |
+ |
#else |
| 246 |
+ |
static inline uae_u32 do_byteswap_16(uae_u32 v) {__asm__ ("rolw $8,%0" : "=r" (v) : "0" (v) : "cc"); return v;} |
| 247 |
+ |
#endif |
| 248 |
|
|
| 249 |
|
#elif defined(CPU_CAN_ACCESS_UNALIGNED) |
| 250 |
|
|
| 266 |
|
|
| 267 |
|
#endif /* WORDS_BIGENDIAN */ |
| 268 |
|
|
| 269 |
+ |
#ifndef HAVE_OPTIMIZED_BYTESWAP_32 |
| 270 |
+ |
static inline uae_u32 do_byteswap_32(uae_u32 v) |
| 271 |
+ |
{ return (((v >> 24) & 0xff) | ((v >> 8) & 0xff00) | ((v & 0xff) << 24) | ((v & 0xff00) << 8)); } |
| 272 |
+ |
#endif |
| 273 |
+ |
|
| 274 |
+ |
#ifndef HAVE_OPTIMIZED_BYTESWAP_16 |
| 275 |
+ |
static inline uae_u32 do_byteswap_16(uae_u32 v) |
| 276 |
+ |
{ return (((v >> 8) & 0xff) | ((v & 0xff) << 8)); } |
| 277 |
+ |
#endif |
| 278 |
+ |
|
| 279 |
|
#define do_get_mem_byte(a) ((uae_u32)*((uae_u8 *)(a))) |
| 280 |
|
#define do_put_mem_byte(a, v) (*(uae_u8 *)(a) = (v)) |
| 281 |
|
|
| 283 |
|
#define call_mem_put_func(func, addr, v) ((*func)(addr, v)) |
| 284 |
|
#define __inline__ inline |
| 285 |
|
#define CPU_EMU_SIZE 0 |
| 216 |
– |
#undef USE_MAPPED_MEMORY |
| 217 |
– |
#undef CAN_MAP_MEMORY |
| 286 |
|
#undef NO_INLINE_MEMORY_ACCESS |
| 287 |
|
#undef MD_HAVE_MEM_1_FUNCS |
| 220 |
– |
#undef USE_COMPILER |
| 288 |
|
#define ENUMDECL typedef enum |
| 289 |
|
#define ENUMNAME(name) name |
| 290 |
|
#define write_log printf |
