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cebix |
1.1 |
/* |
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* sysdeps.h - System dependent definitions for BeOS |
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* |
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cebix |
1.17 |
* Basilisk II (C) 1997-2004 Christian Bauer |
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cebix |
1.1 |
* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef SYSDEPS_H |
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#define SYSDEPS_H |
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cebix |
1.12 |
#ifdef __POWERPC__ |
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#define NO_STD_NAMESPACE |
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#endif |
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cebix |
1.1 |
#include <assert.h> |
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#include <support/SupportDefs.h> |
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#include <support/ByteOrder.h> |
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cebix |
1.2 |
#include "user_strings_beos.h" |
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cebix |
1.1 |
// Are the Mac and the host address space the same? |
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#ifdef __i386__ |
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#define REAL_ADDRESSING 0 |
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cebix |
1.7 |
#undef WORDS_BIGENDIAN |
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cebix |
1.1 |
#else |
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#define REAL_ADDRESSING 1 |
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cebix |
1.7 |
#define WORDS_BIGENDIAN 1 |
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cebix |
1.1 |
#endif |
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cebix |
1.9 |
// Using 68k emulator |
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cebix |
1.1 |
#define EMULATED_68K 1 |
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cebix |
1.9 |
// Mac ROM is write protected |
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cebix |
1.1 |
#define ROM_IS_WRITE_PROTECTED 1 |
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cebix |
1.4 |
// ExtFS is supported |
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#define SUPPORTS_EXTFS 1 |
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cebix |
1.15 |
// BSD socket API is supported |
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#define SUPPORTS_UDP_TUNNEL 1 |
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cebix |
1.5 |
// mon is not supported |
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cebix |
1.9 |
#undef ENABLE_MON |
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cebix |
1.5 |
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cebix |
1.1 |
// Time data type for Time Manager emulation |
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typedef bigtime_t tm_time_t; |
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// 64 bit file offsets |
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typedef off_t loff_t; |
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cebix |
1.15 |
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// Networking types |
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#define PF_INET AF_INET |
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typedef int socklen_t; |
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cebix |
1.1 |
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// UAE CPU data types |
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#define uae_s8 int8 |
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#define uae_u8 uint8 |
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#define uae_s16 int16 |
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#define uae_u16 uint16 |
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#define uae_s32 int32 |
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#define uae_u32 uint32 |
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cebix |
1.6 |
#define uae_s64 int64 |
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#define uae_u64 uint64 |
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cebix |
1.1 |
typedef uae_u32 uaecptr; |
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cebix |
1.6 |
#define VAL64(a) (a ## LL) |
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#define UVAL64(a) (a ## uLL) |
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cebix |
1.12 |
typedef uint32 uintptr; |
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typedef int32 intptr; |
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cebix |
1.1 |
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gbeauche |
1.18 |
/* Timing functions */ |
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extern void Delay_usec(uint32 usec); |
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cebix |
1.1 |
// UAE CPU defines |
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#ifdef __i386__ |
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// Intel x86 assembler optimizations |
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#define X86_PPRO_OPT |
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static inline uae_u32 do_get_mem_long(uae_u32 *a) {uint32 retval; __asm__ ("bswap %0" : "=r" (retval) : "0" (*a) : "cc"); return retval;} |
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#ifdef X86_PPRO_OPT |
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static inline uae_u32 do_get_mem_word(uae_u16 *a) {uint32 retval; __asm__ ("movzwl %w1,%k0\n\tshll $16,%k0\n\tbswap %k0\n" : "=&r" (retval) : "m" (*a) : "cc"); return retval;} |
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#else |
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static inline uae_u32 do_get_mem_word(uae_u16 *a) {uint32 retval; __asm__ ("xorl %k0,%k0\n\tmovw %w1,%w0\n\trolw $8,%w0" : "=&r" (retval) : "m" (*a) : "cc"); return retval;} |
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#endif |
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#define HAVE_GET_WORD_UNSWAPPED |
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#define do_get_mem_word_unswapped(a) ((uae_u32)*((uae_u16 *)(a))) |
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static inline void do_put_mem_long(uae_u32 *a, uae_u32 v) {__asm__ ("bswap %0" : "=r" (v) : "0" (v) : "cc"); *a = v;} |
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#ifdef X86_PPRO_OPT |
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static inline void do_put_mem_word(uae_u16 *a, uae_u32 v) {__asm__ ("bswap %0" : "=&r" (v) : "0" (v << 16) : "cc"); *a = v;} |
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#else |
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static inline void do_put_mem_word(uae_u16 *a, uae_u32 v) {__asm__ ("rolw $8,%0" : "=r" (v) : "0" (v) : "cc"); *a = v;} |
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#endif |
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#define X86_ASSEMBLY |
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cebix |
1.11 |
#define UNALIGNED_PROFITABLE |
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#define OPTIMIZED_FLAGS |
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cebix |
1.1 |
#define ASM_SYM_FOR_FUNC(a) __asm__(a) |
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#define REGPARAM __attribute__((regparm(3))) |
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#else |
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// PowerPC (memory.cpp not used, so no optimization neccessary) |
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static inline uae_u32 do_get_mem_long(uae_u32 *a) {return *a;} |
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static inline uae_u32 do_get_mem_word(uae_u16 *a) {return *a;} |
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static inline void do_put_mem_long(uae_u32 *a, uae_u32 v) {*a = v;} |
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static inline void do_put_mem_word(uae_u16 *a, uae_u32 v) {*a = v;} |
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#undef X86_ASSEMBLY |
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cebix |
1.11 |
#define UNALIGNED_PROFITABLE |
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#undef OPTIMIZED_FLAGS |
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cebix |
1.1 |
#define ASM_SYM_FOR_FUNC(a) |
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#define REGPARAM |
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#endif |
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#define do_get_mem_byte(a) ((uae_u32)*((uae_u8 *)(a))) |
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#define do_put_mem_byte(a, v) (*(uae_u8 *)(a) = (v)) |
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#define call_mem_get_func(func, addr) ((*func)(addr)) |
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#define call_mem_put_func(func, addr, v) ((*func)(addr, v)) |
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#define __inline__ inline |
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#define CPU_EMU_SIZE 0 |
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#undef NO_INLINE_MEMORY_ACCESS |
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#undef MD_HAVE_MEM_1_FUNCS |
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#undef USE_COMPILER |
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#define REGPARAM2 |
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#define ENUMDECL typedef enum |
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#define ENUMNAME(name) name |
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#define write_log printf |
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#endif |
