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This commit is contained in:
Andy Ritger
2023-05-30 10:11:36 -07:00
parent 6dd092ddb7
commit eb5c7665a1
1403 changed files with 295367 additions and 86235 deletions
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211
src/nvidia/arch/nvalloc/unix/include/x86emu/debug.h Normal file
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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for debug definitions.
*
****************************************************************************/
#ifndef __X86EMU_DEBUG_H
#define __X86EMU_DEBUG_H
/*---------------------- Macros and type definitions ----------------------*/
/* checks to be enabled for "runtime" */
#define CHECK_IP_FETCH_F 0x1
#define CHECK_SP_ACCESS_F 0x2
#define CHECK_MEM_ACCESS_F 0x4 /*using regular linear pointer */
#define CHECK_DATA_ACCESS_F 0x8 /*using segment:offset*/
#ifdef X86EMU_DEBUG
# define CHECK_IP_FETCH() (M.x86.check & CHECK_IP_FETCH_F)
# define CHECK_SP_ACCESS() (M.x86.check & CHECK_SP_ACCESS_F)
# define CHECK_MEM_ACCESS() (M.x86.check & CHECK_MEM_ACCESS_F)
# define CHECK_DATA_ACCESS() (M.x86.check & CHECK_DATA_ACCESS_F)
#else
# define CHECK_IP_FETCH() 0
# define CHECK_SP_ACCESS() 0
# define CHECK_MEM_ACCESS() 0
# define CHECK_DATA_ACCESS() 0
#endif
#ifdef X86EMU_DEBUG
# define DEBUG_INSTRUMENT() (M.x86.debug & DEBUG_INSTRUMENT_F)
# define DEBUG_DECODE() (M.x86.debug & DEBUG_DECODE_F)
# define DEBUG_TRACE() (M.x86.debug & DEBUG_TRACE_F)
# define DEBUG_STEP() (M.x86.debug & DEBUG_STEP_F)
# define DEBUG_DISASSEMBLE() (M.x86.debug & DEBUG_DISASSEMBLE_F)
# define DEBUG_BREAK() (M.x86.debug & DEBUG_BREAK_F)
# define DEBUG_SVC() (M.x86.debug & DEBUG_SVC_F)
# define DEBUG_SAVE_IP_CS() (M.x86.debug & DEBUG_SAVE_IP_CS_F)
# define DEBUG_FS() (M.x86.debug & DEBUG_FS_F)
# define DEBUG_PROC() (M.x86.debug & DEBUG_PROC_F)
# define DEBUG_SYSINT() (M.x86.debug & DEBUG_SYSINT_F)
# define DEBUG_TRACECALL() (M.x86.debug & DEBUG_TRACECALL_F)
# define DEBUG_TRACECALLREGS() (M.x86.debug & DEBUG_TRACECALL_REGS_F)
# define DEBUG_SYS() (M.x86.debug & DEBUG_SYS_F)
# define DEBUG_MEM_TRACE() (M.x86.debug & DEBUG_MEM_TRACE_F)
# define DEBUG_IO_TRACE() (M.x86.debug & DEBUG_IO_TRACE_F)
# define DEBUG_DECODE_NOPRINT() (M.x86.debug & DEBUG_DECODE_NOPRINT_F)
#else
# define DEBUG_INSTRUMENT() 0
# define DEBUG_DECODE() 0
# define DEBUG_TRACE() 0
# define DEBUG_STEP() 0
# define DEBUG_DISASSEMBLE() 0
# define DEBUG_BREAK() 0
# define DEBUG_SVC() 0
# define DEBUG_SAVE_IP_CS() 0
# define DEBUG_FS() 0
# define DEBUG_PROC() 0
# define DEBUG_SYSINT() 0
# define DEBUG_TRACECALL() 0
# define DEBUG_TRACECALLREGS() 0
# define DEBUG_SYS() 0
# define DEBUG_MEM_TRACE() 0
# define DEBUG_IO_TRACE() 0
# define DEBUG_DECODE_NOPRINT() 0
#endif
#ifdef X86EMU_DEBUG
# define DECODE_PRINTF(x) if (DEBUG_DECODE()) \
x86emu_decode_printf(x)
# define DECODE_PRINTF2(x,y) if (DEBUG_DECODE()) \
x86emu_decode_printf2(x,y)
/*
* The following allow us to look at the bytes of an instruction. The
* first INCR_INSTRN_LEN, is called everytime bytes are consumed in
* the decoding process. The SAVE_IP_CS is called initially when the
* major opcode of the instruction is accessed.
*/
#define INC_DECODED_INST_LEN(x) \
if (DEBUG_DECODE()) \
x86emu_inc_decoded_inst_len(x)
#define SAVE_IP_CS(x,y) \
if (DEBUG_DECODE() | DEBUG_TRACECALL() | DEBUG_BREAK() \
| DEBUG_IO_TRACE() | DEBUG_SAVE_IP_CS()) { \
M.x86.saved_cs = x; \
M.x86.saved_ip = y; \
}
#else
# define INC_DECODED_INST_LEN(x)
# define DECODE_PRINTF(x)
# define DECODE_PRINTF2(x,y)
# define SAVE_IP_CS(x,y)
#endif
#ifdef X86EMU_DEBUG
#define TRACE_REGS() \
if (DEBUG_DISASSEMBLE()) { \
x86emu_just_disassemble(); \
goto EndOfTheInstructionProcedure; \
} \
if (DEBUG_TRACE() || DEBUG_DECODE()) X86EMU_trace_regs()
#else
# define TRACE_REGS()
#endif
#ifdef X86EMU_DEBUG
# define SINGLE_STEP() if (DEBUG_STEP()) x86emu_single_step()
#else
# define SINGLE_STEP()
#endif
#define TRACE_AND_STEP() \
TRACE_REGS(); \
SINGLE_STEP()
#ifdef X86EMU_DEBUG
# define START_OF_INSTR()
# define END_OF_INSTR() EndOfTheInstructionProcedure: x86emu_end_instr();
# define END_OF_INSTR_NO_TRACE() x86emu_end_instr();
#else
# define START_OF_INSTR()
# define END_OF_INSTR()
# define END_OF_INSTR_NO_TRACE()
#endif
#ifdef X86EMU_DEBUG
#include <os/os.h>
# define CALL_TRACE(u,v,w,x,s) \
if (DEBUG_TRACECALLREGS()) \
x86emu_dump_regs(); \
if (DEBUG_TRACECALL()) \
NV_PRINTF(LEVEL_INFO, "%04x:%04x: CALL %s%04x:%04x\n", u , v, s, w, x);
# define RETURN_TRACE(n,u,v) \
if (DEBUG_TRACECALLREGS()) \
x86emu_dump_regs(); \
if (DEBUG_TRACECALL()) \
NV_PRINTF(LEVEL_INFO, "%04x:%04x: %s\n",u,v,n);
#else
# define CALL_TRACE(u,v,w,x,s)
# define RETURN_TRACE(n,u,v)
#endif
#ifdef X86EMU_DEBUG
#define DB(x) x
#else
#define DB(x)
#endif
/*-------------------------- Function Prototypes --------------------------*/
#ifdef __cplusplus
extern "C" { /* Use "C" linkage when in C++ mode */
#endif
extern void x86emu_inc_decoded_inst_len (int x);
extern void x86emu_decode_printf (const char *x);
extern void x86emu_decode_printf2 (const char *x, int y);
extern void x86emu_just_disassemble (void);
extern void x86emu_single_step (void);
extern void x86emu_end_instr (void);
extern void x86emu_dump_regs (void);
extern void x86emu_dump_xregs (void);
extern void x86emu_print_int_vect (u16 iv);
extern void x86emu_instrument_instruction (void);
extern void x86emu_check_ip_access (void);
extern void x86emu_check_sp_access (void);
extern void x86emu_check_mem_access (u32 p);
extern void x86emu_check_data_access (uint s, uint o);
#ifdef __cplusplus
} /* End of "C" linkage for C++ */
#endif
#endif /* __X86EMU_DEBUG_H */

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src/nvidia/arch/nvalloc/unix/include/x86emu/decode.h Normal file
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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for instruction decoding logic.
*
****************************************************************************/
#ifndef __X86EMU_DECODE_H
#define __X86EMU_DECODE_H
/*---------------------- Macros and type definitions ----------------------*/
/* Instruction Decoding Stuff */
#define FETCH_DECODE_MODRM(mod,rh,rl) fetch_decode_modrm(&mod,&rh,&rl)
#define DECODE_RM_BYTE_REGISTER(r) decode_rm_byte_register(r)
#define DECODE_RM_WORD_REGISTER(r) decode_rm_word_register(r)
#define DECODE_RM_LONG_REGISTER(r) decode_rm_long_register(r)
#define DECODE_CLEAR_SEGOVR() M.x86.mode &= ~SYSMODE_CLRMASK
/*-------------------------- Function Prototypes --------------------------*/
#ifdef __cplusplus
extern "C" { /* Use "C" linkage when in C++ mode */
#endif
void x86emu_intr_raise (u8 type);
void fetch_decode_modrm (int *mod,int *regh,int *regl);
u8 fetch_byte_imm (void);
u16 fetch_word_imm (void);
u32 fetch_long_imm (void);
u8 fetch_data_byte (uint offset);
u8 fetch_data_byte_abs (uint segment, uint offset);
u16 fetch_data_word (uint offset);
u16 fetch_data_word_abs (uint segment, uint offset);
u32 fetch_data_long (uint offset);
u32 fetch_data_long_abs (uint segment, uint offset);
void store_data_byte (uint offset, u8 val);
void store_data_byte_abs (uint segment, uint offset, u8 val);
void store_data_word (uint offset, u16 val);
void store_data_word_abs (uint segment, uint offset, u16 val);
void store_data_long (uint offset, u32 val);
void store_data_long_abs (uint segment, uint offset, u32 val);
u8* decode_rm_byte_register(int reg);
u16* decode_rm_word_register(int reg);
u32* decode_rm_long_register(int reg);
u16* decode_rm_seg_register(int reg);
u32 decode_rm00_address(int rm);
u32 decode_rm01_address(int rm);
u32 decode_rm10_address(int rm);
u32 decode_sib_address(int sib, int mod);
#ifdef __cplusplus
} /* End of "C" linkage for C++ */
#endif
#endif /* __X86EMU_DECODE_H */

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src/nvidia/arch/nvalloc/unix/include/x86emu/fpu.h Normal file
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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for FPU instruction decoding.
*
****************************************************************************/
#ifndef __X86EMU_FPU_H
#define __X86EMU_FPU_H
#ifdef __cplusplus
extern "C" { /* Use "C" linkage when in C++ mode */
#endif
/* these have to be defined, whether 8087 support compiled in or not. */
extern void x86emuOp_esc_coprocess_d8 (u8 op1);
extern void x86emuOp_esc_coprocess_d9 (u8 op1);
extern void x86emuOp_esc_coprocess_da (u8 op1);
extern void x86emuOp_esc_coprocess_db (u8 op1);
extern void x86emuOp_esc_coprocess_dc (u8 op1);
extern void x86emuOp_esc_coprocess_dd (u8 op1);
extern void x86emuOp_esc_coprocess_de (u8 op1);
extern void x86emuOp_esc_coprocess_df (u8 op1);
#ifdef __cplusplus
} /* End of "C" linkage for C++ */
#endif
#endif /* __X86EMU_FPU_H */

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src/nvidia/arch/nvalloc/unix/include/x86emu/fpu_regs.h Normal file
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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for FPU register definitions.
*
****************************************************************************/
#ifndef __X86EMU_FPU_REGS_H
#define __X86EMU_FPU_REGS_H
#ifdef X86_FPU_SUPPORT
#ifdef PACK
# pragma PACK
#endif
/* Basic 8087 register can hold any of the following values: */
union x86_fpu_reg_u {
s8 tenbytes[10];
double dval;
float fval;
s16 sval;
s32 lval;
};
struct x86_fpu_reg {
union x86_fpu_reg_u reg;
char tag;
};
/*
* Since we are not going to worry about the problems of aliasing
* registers, every time a register is modified, its result type is
* set in the tag fields for that register. If some operation
* attempts to access the type in a way inconsistent with its current
* storage format, then we flag the operation. If common, we'll
* attempt the conversion.
*/
#define X86_FPU_VALID 0x80
#define X86_FPU_REGTYP(r) ((r) & 0x7F)
#define X86_FPU_WORD 0x0
#define X86_FPU_SHORT 0x1
#define X86_FPU_LONG 0x2
#define X86_FPU_FLOAT 0x3
#define X86_FPU_DOUBLE 0x4
#define X86_FPU_LDBL 0x5
#define X86_FPU_BSD 0x6
#define X86_FPU_STKTOP 0
struct x86_fpu_registers {
struct x86_fpu_reg x86_fpu_stack[8];
int x86_fpu_flags;
int x86_fpu_config; /* rounding modes, etc. */
short x86_fpu_tos, x86_fpu_bos;
};
#ifdef END_PACK
# pragma END_PACK
#endif
/*
* There are two versions of the following macro.
*
* One version is for opcode D9, for which there are more than 32
* instructions encoded in the second byte of the opcode.
*
* The other version, deals with all the other 7 i87 opcodes, for
* which there are only 32 strings needed to describe the
* instructions.
*/
#endif /* X86_FPU_SUPPORT */
#ifdef X86EMU_DEBUG
# define DECODE_PRINTINSTR32(t,mod,rh,rl) \
DECODE_PRINTF(t[(mod<<3)+(rh)]);
# define DECODE_PRINTINSTR256(t,mod,rh,rl) \
DECODE_PRINTF(t[(mod<<6)+(rh<<3)+(rl)]);
#else
# define DECODE_PRINTINSTR32(t,mod,rh,rl)
# define DECODE_PRINTINSTR256(t,mod,rh,rl)
#endif
#endif /* __X86EMU_FPU_REGS_H */

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src/nvidia/arch/nvalloc/unix/include/x86emu/ops.h Normal file
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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for operand decoding functions.
*
****************************************************************************/
#ifndef __X86EMU_OPS_H
#define __X86EMU_OPS_H
extern void (*x86emu_optab[0x100])(u8 op1);
extern void (*x86emu_optab2[0x100])(u8 op2);
#endif /* __X86EMU_OPS_H */

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src/nvidia/arch/nvalloc/unix/include/x86emu/prim_ops.h Normal file
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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for primitive operation functions.
*
****************************************************************************/
#ifndef __X86EMU_PRIM_OPS_H
#define __X86EMU_PRIM_OPS_H
#ifdef __cplusplus
extern "C" { /* Use "C" linkage when in C++ mode */
#endif
u16 aaa_word (u16 d);
u16 aas_word (u16 d);
u16 aad_word (u16 d);
u16 aam_word (u8 d);
u8 adc_byte (u8 d, u8 s);
u16 adc_word (u16 d, u16 s);
u32 adc_long (u32 d, u32 s);
u8 add_byte (u8 d, u8 s);
u16 add_word (u16 d, u16 s);
u32 add_long (u32 d, u32 s);
u8 and_byte (u8 d, u8 s);
u16 and_word (u16 d, u16 s);
u32 and_long (u32 d, u32 s);
u8 cmp_byte (u8 d, u8 s);
u16 cmp_word (u16 d, u16 s);
u32 cmp_long (u32 d, u32 s);
u8 daa_byte (u8 d);
u8 das_byte (u8 d);
u8 dec_byte (u8 d);
u16 dec_word (u16 d);
u32 dec_long (u32 d);
u8 inc_byte (u8 d);
u16 inc_word (u16 d);
u32 inc_long (u32 d);
u8 or_byte (u8 d, u8 s);
u16 or_word (u16 d, u16 s);
u32 or_long (u32 d, u32 s);
u8 neg_byte (u8 s);
u16 neg_word (u16 s);
u32 neg_long (u32 s);
u8 not_byte (u8 s);
u16 not_word (u16 s);
u32 not_long (u32 s);
u8 rcl_byte (u8 d, u8 s);
u16 rcl_word (u16 d, u8 s);
u32 rcl_long (u32 d, u8 s);
u8 rcr_byte (u8 d, u8 s);
u16 rcr_word (u16 d, u8 s);
u32 rcr_long (u32 d, u8 s);
u8 rol_byte (u8 d, u8 s);
u16 rol_word (u16 d, u8 s);
u32 rol_long (u32 d, u8 s);
u8 ror_byte (u8 d, u8 s);
u16 ror_word (u16 d, u8 s);
u32 ror_long (u32 d, u8 s);
u8 shl_byte (u8 d, u8 s);
u16 shl_word (u16 d, u8 s);
u32 shl_long (u32 d, u8 s);
u8 shr_byte (u8 d, u8 s);
u16 shr_word (u16 d, u8 s);
u32 shr_long (u32 d, u8 s);
u8 sar_byte (u8 d, u8 s);
u16 sar_word (u16 d, u8 s);
u32 sar_long (u32 d, u8 s);
u16 shld_word (u16 d, u16 fill, u8 s);
u32 shld_long (u32 d, u32 fill, u8 s);
u16 shrd_word (u16 d, u16 fill, u8 s);
u32 shrd_long (u32 d, u32 fill, u8 s);
u8 sbb_byte (u8 d, u8 s);
u16 sbb_word (u16 d, u16 s);
u32 sbb_long (u32 d, u32 s);
u8 sub_byte (u8 d, u8 s);
u16 sub_word (u16 d, u16 s);
u32 sub_long (u32 d, u32 s);
void test_byte (u8 d, u8 s);
void test_word (u16 d, u16 s);
void test_long (u32 d, u32 s);
u8 xor_byte (u8 d, u8 s);
u16 xor_word (u16 d, u16 s);
u32 xor_long (u32 d, u32 s);
void imul_byte (u8 s);
void imul_word (u16 s);
void imul_long (u32 s);
void imul_long_direct(u32 *res_lo, u32* res_hi,u32 d, u32 s);
void mul_byte (u8 s);
void mul_word (u16 s);
void mul_long (u32 s);
void idiv_byte (u8 s);
void idiv_word (u16 s);
void idiv_long (u32 s);
void div_byte (u8 s);
void div_word (u16 s);
void div_long (u32 s);
void ins (int size);
void outs (int size);
u16 mem_access_word (int addr);
void push_word (u16 w);
void push_long (u32 w);
u16 pop_word (void);
u32 pop_long (void);
#ifdef __cplusplus
} /* End of "C" linkage for C++ */
#endif
#endif /* __X86EMU_PRIM_OPS_H */

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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for x86 register definitions.
*
****************************************************************************/
#ifndef __X86EMU_REGS_H
#define __X86EMU_REGS_H
#include "x86emu/debug.h"
/*---------------------- Macros and type definitions ----------------------*/
#ifdef PACK
# pragma PACK
#endif
/*
* General EAX, EBX, ECX, EDX type registers. Note that for
* portability, and speed, the issue of byte swapping is not addressed
* in the registers. All registers are stored in the default format
* available on the host machine. The only critical issue is that the
* registers should line up EXACTLY in the same manner as they do in
* the 386. That is:
*
* EAX & 0xff === AL
* EAX & 0xffff == AX
*
* etc. The result is that alot of the calculations can then be
* done using the native instruction set fully.
*/
#ifdef __BIG_ENDIAN__
typedef struct {
u32 e_reg;
} I32_reg_t;
typedef struct {
u16 filler0, x_reg;
} I16_reg_t;
typedef struct {
u8 filler0, filler1, h_reg, l_reg;
} I8_reg_t;
#else /* !__BIG_ENDIAN__ */
typedef struct {
u32 e_reg;
} I32_reg_t;
typedef struct {
u16 x_reg;
} I16_reg_t;
typedef struct {
u8 l_reg, h_reg;
} I8_reg_t;
#endif /* __BIG_ENDIAN__ */
typedef union {
I32_reg_t I32_reg;
I16_reg_t I16_reg;
I8_reg_t I8_reg;
} i386_general_register;
struct i386_general_regs {
i386_general_register A, B, C, D;
};
typedef struct i386_general_regs Gen_reg_t;
struct i386_special_regs {
i386_general_register SP, BP, SI, DI, IP;
u32 FLAGS;
};
/*
* Segment registers here represent the 16 bit quantities
* CS, DS, ES, SS.
*/
struct i386_segment_regs {
u16 CS, DS, SS, ES, FS, GS;
};
/* 8 bit registers */
#define R_AH gen.A.I8_reg.h_reg
#define R_AL gen.A.I8_reg.l_reg
#define R_BH gen.B.I8_reg.h_reg
#define R_BL gen.B.I8_reg.l_reg
#define R_CH gen.C.I8_reg.h_reg
#define R_CL gen.C.I8_reg.l_reg
#define R_DH gen.D.I8_reg.h_reg
#define R_DL gen.D.I8_reg.l_reg
/* 16 bit registers */
#define R_AX gen.A.I16_reg.x_reg
#define R_BX gen.B.I16_reg.x_reg
#define R_CX gen.C.I16_reg.x_reg
#define R_DX gen.D.I16_reg.x_reg
/* 32 bit extended registers */
#define R_EAX gen.A.I32_reg.e_reg
#define R_EBX gen.B.I32_reg.e_reg
#define R_ECX gen.C.I32_reg.e_reg
#define R_EDX gen.D.I32_reg.e_reg
/* special registers */
#define R_SP spc.SP.I16_reg.x_reg
#define R_BP spc.BP.I16_reg.x_reg
#define R_SI spc.SI.I16_reg.x_reg
#define R_DI spc.DI.I16_reg.x_reg
#define R_IP spc.IP.I16_reg.x_reg
#define R_FLG spc.FLAGS
/* special registers */
#define R_SP spc.SP.I16_reg.x_reg
#define R_BP spc.BP.I16_reg.x_reg
#define R_SI spc.SI.I16_reg.x_reg
#define R_DI spc.DI.I16_reg.x_reg
#define R_IP spc.IP.I16_reg.x_reg
#define R_FLG spc.FLAGS
/* special registers */
#define R_ESP spc.SP.I32_reg.e_reg
#define R_EBP spc.BP.I32_reg.e_reg
#define R_ESI spc.SI.I32_reg.e_reg
#define R_EDI spc.DI.I32_reg.e_reg
#define R_EIP spc.IP.I32_reg.e_reg
#define R_EFLG spc.FLAGS
/* segment registers */
#define R_CS seg.CS
#define R_DS seg.DS
#define R_SS seg.SS
#define R_ES seg.ES
#define R_FS seg.FS
#define R_GS seg.GS
/* flag conditions */
#define FB_CF 0x0001 /* CARRY flag */
#define FB_PF 0x0004 /* PARITY flag */
#define FB_AF 0x0010 /* AUX flag */
#define FB_ZF 0x0040 /* ZERO flag */
#define FB_SF 0x0080 /* SIGN flag */
#define FB_TF 0x0100 /* TRAP flag */
#define FB_IF 0x0200 /* INTERRUPT ENABLE flag */
#define FB_DF 0x0400 /* DIR flag */
#define FB_OF 0x0800 /* OVERFLOW flag */
/* 80286 and above always have bit#1 set */
#define F_ALWAYS_ON (0x0002) /* flag bits always on */
/*
* Define a mask for only those flag bits we will ever pass back
* (via PUSHF)
*/
#define F_MSK (FB_CF|FB_PF|FB_AF|FB_ZF|FB_SF|FB_TF|FB_IF|FB_DF|FB_OF)
/* following bits masked in to a 16bit quantity */
#define F_CF 0x0001 /* CARRY flag */
#define F_PF 0x0004 /* PARITY flag */
#define F_AF 0x0010 /* AUX flag */
#define F_ZF 0x0040 /* ZERO flag */
#define F_SF 0x0080 /* SIGN flag */
#define F_TF 0x0100 /* TRAP flag */
#define F_IF 0x0200 /* INTERRUPT ENABLE flag */
#define F_DF 0x0400 /* DIR flag */
#define F_OF 0x0800 /* OVERFLOW flag */
#define TOGGLE_FLAG(flag) (M.x86.R_FLG ^= (flag))
#define SET_FLAG(flag) (M.x86.R_FLG |= (flag))
#define CLEAR_FLAG(flag) (M.x86.R_FLG &= ~(flag))
#define ACCESS_FLAG(flag) (M.x86.R_FLG & (flag))
#define CLEARALL_FLAG(m) (M.x86.R_FLG = 0)
#define CONDITIONAL_SET_FLAG(COND,FLAG) \
if (COND) SET_FLAG(FLAG); else CLEAR_FLAG(FLAG)
#define F_PF_CALC 0x010000 /* PARITY flag has been calced */
#define F_ZF_CALC 0x020000 /* ZERO flag has been calced */
#define F_SF_CALC 0x040000 /* SIGN flag has been calced */
#define F_ALL_CALC 0xff0000 /* All have been calced */
/*
* Emulator machine state.
* Segment usage control.
*/
#define SYSMODE_SEG_DS_SS 0x00000001
#define SYSMODE_SEGOVR_CS 0x00000002
#define SYSMODE_SEGOVR_DS 0x00000004
#define SYSMODE_SEGOVR_ES 0x00000008
#define SYSMODE_SEGOVR_FS 0x00000010
#define SYSMODE_SEGOVR_GS 0x00000020
#define SYSMODE_SEGOVR_SS 0x00000040
#define SYSMODE_PREFIX_REPE 0x00000080
#define SYSMODE_PREFIX_REPNE 0x00000100
#define SYSMODE_PREFIX_DATA 0x00000200
#define SYSMODE_PREFIX_ADDR 0x00000400
#define SYSMODE_INTR_PENDING 0x10000000
#define SYSMODE_EXTRN_INTR 0x20000000
#define SYSMODE_HALTED 0x40000000
#define SYSMODE_SEGMASK (SYSMODE_SEG_DS_SS | \
SYSMODE_SEGOVR_CS | \
SYSMODE_SEGOVR_DS | \
SYSMODE_SEGOVR_ES | \
SYSMODE_SEGOVR_FS | \
SYSMODE_SEGOVR_GS | \
SYSMODE_SEGOVR_SS)
#define SYSMODE_CLRMASK (SYSMODE_SEG_DS_SS | \
SYSMODE_SEGOVR_CS | \
SYSMODE_SEGOVR_DS | \
SYSMODE_SEGOVR_ES | \
SYSMODE_SEGOVR_FS | \
SYSMODE_SEGOVR_GS | \
SYSMODE_SEGOVR_SS | \
SYSMODE_PREFIX_DATA | \
SYSMODE_PREFIX_ADDR)
#define INTR_SYNCH 0x1
#define INTR_ASYNCH 0x2
#define INTR_HALTED 0x4
typedef struct {
struct i386_general_regs gen;
struct i386_special_regs spc;
struct i386_segment_regs seg;
/*
* MODE contains information on:
* REPE prefix 2 bits repe,repne
* SEGMENT overrides 5 bits normal,DS,SS,CS,ES
* Delayed flag set 3 bits (zero, signed, parity)
* reserved 6 bits
* interrupt # 8 bits instruction raised interrupt
* BIOS video segregs 4 bits
* Interrupt Pending 1 bits
* Extern interrupt 1 bits
* Halted 1 bits
*/
u32 mode;
volatile int intr; /* mask of pending interrupts */
int debug;
#ifdef X86EMU_DEBUG
int check;
u16 saved_ip;
u16 saved_cs;
int enc_pos;
int enc_str_pos;
char decode_buf[32]; /* encoded byte stream */
char decoded_buf[256]; /* disassembled strings */
char debug_cmd[64]; /* input for x86emu_single_step */
#endif
u8 intno;
u8 __pad[3];
} X86EMU_regs;
/****************************************************************************
REMARKS:
Structure maintaining the emulator machine state.
MEMBERS:
mem_base - Base real mode memory for the emulator
mem_size - Size of the real mode memory block for the emulator
private - private data pointer
x86 - X86 registers
****************************************************************************/
typedef struct {
unsigned long mem_base;
unsigned long mem_size;
void* private;
X86EMU_regs x86;
} X86EMU_sysEnv;
#ifdef END_PACK
# pragma END_PACK
#endif
/*----------------------------- Global Variables --------------------------*/
#ifdef __cplusplus
extern "C" { /* Use "C" linkage when in C++ mode */
#endif
/* Global emulator machine state.
*
* We keep it global to avoid pointer dereferences in the code for speed.
*/
extern X86EMU_sysEnv _X86EMU_env;
#define M _X86EMU_env
/*-------------------------- Function Prototypes --------------------------*/
/* Function to log information at runtime */
void printk(const char *fmt, ...);
#ifdef __cplusplus
} /* End of "C" linkage for C++ */
#endif
#endif /* __X86EMU_REGS_H */

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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for x86 emulator type definitions.
*
****************************************************************************/
#ifndef __X86EMU_TYPES_H
#define __X86EMU_TYPES_H
#ifndef NO_SYS_HEADERS
#include <sys/types.h>
#endif
/*
* The following kludge is an attempt to work around typedef conflicts with
* <sys/types.h>.
*/
#define u8 x86emuu8
#define u16 x86emuu16
#define u32 x86emuu32
#define u64 x86emuu64
#define s8 x86emus8
#define s16 x86emus16
#define s32 x86emus32
#define s64 x86emus64
#define uint x86emuuint
#define sint x86emusint
/*---------------------- Macros and type definitions ----------------------*/
/* Currently only for Linux/32bit */
#undef __HAS_LONG_LONG__
#if defined(__GNUC__) && !defined(NO_LONG_LONG)
#define __HAS_LONG_LONG__
#endif
#define NUM32 int
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned NUM32 u32;
#ifdef __HAS_LONG_LONG__
typedef unsigned long long u64;
#endif
typedef char s8;
typedef short s16;
typedef NUM32 s32;
#ifdef __HAS_LONG_LONG__
typedef long long s64;
#endif
typedef unsigned int uint;
typedef int sint;
typedef u16 X86EMU_pioAddr;
#undef NUM32
#endif /* __X86EMU_TYPES_H */

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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for public specific functions.
* Any application linking against us should only
* include this header
*
****************************************************************************/
#ifndef __X86EMU_X86EMU_H
#define __X86EMU_X86EMU_H
// NV
#ifndef NO_SYS_HEADERS
#define NO_SYS_HEADERS
#endif
#ifdef SCITECH
#include "scitech.h"
#define X86API _ASMAPI
#define X86APIP _ASMAPIP
typedef int X86EMU_pioAddr;
#else
#include "x86emu/types.h"
#define X86API
#define X86APIP *
#endif
#include "x86emu/regs.h"
#include "x86emu/debug.h"
/*---------------------- Macros and type definitions ----------------------*/
#ifdef PACK
# pragma PACK /* Don't pack structs with function pointers! */
#endif
/****************************************************************************
REMARKS:
Data structure containing ponters to programmed I/O functions used by the
emulator. This is used so that the user program can hook all programmed
I/O for the emulator to handled as necessary by the user program. By
default the emulator contains simple functions that do not do access the
hardware in any way. To allow the emualtor access the hardware, you will
need to override the programmed I/O functions using the X86EMU_setupPioFuncs
function.
HEADER:
x86emu.h
MEMBERS:
inb - Function to read a byte from an I/O port
inw - Function to read a word from an I/O port
inl - Function to read a dword from an I/O port
outb - Function to write a byte to an I/O port
outw - Function to write a word to an I/O port
outl - Function to write a dword to an I/O port
****************************************************************************/
typedef struct {
u8 (X86APIP inb)(X86EMU_pioAddr addr);
u16 (X86APIP inw)(X86EMU_pioAddr addr);
u32 (X86APIP inl)(X86EMU_pioAddr addr);
void (X86APIP outb)(X86EMU_pioAddr addr, u8 val);
void (X86APIP outw)(X86EMU_pioAddr addr, u16 val);
void (X86APIP outl)(X86EMU_pioAddr addr, u32 val);
} X86EMU_pioFuncs;
/****************************************************************************
REMARKS:
Data structure containing ponters to memory access functions used by the
emulator. This is used so that the user program can hook all memory
access functions as necessary for the emulator. By default the emulator
contains simple functions that only access the internal memory of the
emulator. If you need specialised functions to handle access to different
types of memory (ie: hardware framebuffer accesses and BIOS memory access
etc), you will need to override this using the X86EMU_setupMemFuncs
function.
HEADER:
x86emu.h
MEMBERS:
rdb - Function to read a byte from an address
rdw - Function to read a word from an address
rdl - Function to read a dword from an address
wrb - Function to write a byte to an address
wrw - Function to write a word to an address
wrl - Function to write a dword to an address
****************************************************************************/
typedef struct {
u8 (X86APIP rdb)(u32 addr);
u16 (X86APIP rdw)(u32 addr);
u32 (X86APIP rdl)(u32 addr);
void (X86APIP wrb)(u32 addr, u8 val);
void (X86APIP wrw)(u32 addr, u16 val);
void (X86APIP wrl)(u32 addr, u32 val);
} X86EMU_memFuncs;
/****************************************************************************
Here are the default memory read and write
function in case they are needed as fallbacks.
***************************************************************************/
extern u8 X86API rdb(u32 addr);
extern u16 X86API rdw(u32 addr);
extern u32 X86API rdl(u32 addr);
extern void X86API wrb(u32 addr, u8 val);
extern void X86API wrw(u32 addr, u16 val);
extern void X86API wrl(u32 addr, u32 val);
#ifdef END_PACK
# pragma END_PACK
#endif
/*--------------------- type definitions -----------------------------------*/
typedef void (X86APIP X86EMU_intrFuncs)(int num);
extern X86EMU_intrFuncs _X86EMU_intrTab[256];
/*-------------------------- Function Prototypes --------------------------*/
#ifdef __cplusplus
extern "C" { /* Use "C" linkage when in C++ mode */
#endif
void X86EMU_setupMemFuncs(X86EMU_memFuncs *funcs);
void X86EMU_setupPioFuncs(X86EMU_pioFuncs *funcs);
void X86EMU_setupIntrFuncs(X86EMU_intrFuncs funcs[]);
void X86EMU_prepareForInt(int num);
/* decode.c */
void X86EMU_exec(void);
void X86EMU_halt_sys(void);
#ifdef X86EMU_DEBUG
#define HALT_SYS() do { \
NV_PRINTF(LEVEL_INFO, "halt_sys: file %s, line %d\n", __FILE__, __LINE__); \
X86EMU_halt_sys(); \
} while (0)
#else
#define HALT_SYS() X86EMU_halt_sys()
#endif
/* Debug options */
#define DEBUG_DECODE_F 0x000001 /* print decoded instruction */
#define DEBUG_TRACE_F 0x000002 /* dump regs before/after execution */
#define DEBUG_STEP_F 0x000004
#define DEBUG_DISASSEMBLE_F 0x000008
#define DEBUG_BREAK_F 0x000010
#define DEBUG_SVC_F 0x000020
#define DEBUG_SAVE_IP_CS_F 0x000040
#define DEBUG_FS_F 0x000080
#define DEBUG_PROC_F 0x000100
#define DEBUG_SYSINT_F 0x000200 /* bios system interrupts. */
#define DEBUG_TRACECALL_F 0x000400
#define DEBUG_INSTRUMENT_F 0x000800
#define DEBUG_MEM_TRACE_F 0x001000
#define DEBUG_IO_TRACE_F 0x002000
#define DEBUG_TRACECALL_REGS_F 0x004000
#define DEBUG_DECODE_NOPRINT_F 0x008000
#define DEBUG_EXIT 0x010000
#define DEBUG_SYS_F (DEBUG_SVC_F|DEBUG_FS_F|DEBUG_PROC_F)
void X86EMU_trace_regs(void);
void X86EMU_trace_xregs(void);
void X86EMU_dump_memory(u16 seg, u16 off, u32 amt);
int X86EMU_trace_on(void);
int X86EMU_trace_off(void);
#ifdef __cplusplus
} /* End of "C" linkage for C++ */
#endif
#endif /* __X86EMU_X86EMU_H */

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/****************************************************************************
*
* Realmode X86 Emulator Library
*
* Copyright (C) 1996-1999 SciTech Software, Inc.
* Copyright (C) David Mosberger-Tang
* Copyright (C) 1999 Egbert Eich
*
* ========================================================================
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of the authors not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The authors makes no
* representations about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* ========================================================================
*
* Language: ANSI C
* Environment: Any
* Developer: Kendall Bennett
*
* Description: Header file for system specific functions. These functions
* are always compiled and linked in the OS depedent libraries,
* and never in a binary portable driver.
*
****************************************************************************/
#ifndef __X86EMU_X86EMUI_H
#define __X86EMU_X86EMUI_H
/* If we are compiling in C++ mode, we can compile some functions as
* inline to increase performance (however the code size increases quite
* dramatically in this case).
*/
// NV
#ifndef NO_SYS_HEADERS
#define NO_SYS_HEADERS
#endif
#include <stddef.h> /* NULL */
#if defined(__cplusplus) && !defined(_NO_INLINE)
#define _INLINE inline
#else
#define _INLINE static
#endif
/* Get rid of unused parameters in C++ compilation mode */
#ifdef __cplusplus
#define X86EMU_UNUSED(v)
#else
#define X86EMU_UNUSED(v) v
#endif
#include "x86emu.h"
#include "x86emu/regs.h"
#include "x86emu/debug.h"
#include "x86emu/decode.h"
#include "x86emu/ops.h"
#include "x86emu/prim_ops.h"
#include "x86emu/fpu.h"
#include "x86emu/fpu_regs.h"
#ifndef NO_SYS_HEADERS
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#endif
// On x86_64 abs() is not recognized. I don't understand why.
#ifndef abs
#define abs(i) __builtin_abs(i)
#endif
/*--------------------------- Inline Functions ----------------------------*/
#ifdef __cplusplus
extern "C" { /* Use "C" linkage when in C++ mode */
#endif
extern u8 (X86APIP sys_rdb)(u32 addr);
extern u16 (X86APIP sys_rdw)(u32 addr);
extern u32 (X86APIP sys_rdl)(u32 addr);
extern void (X86APIP sys_wrb)(u32 addr,u8 val);
extern void (X86APIP sys_wrw)(u32 addr,u16 val);
extern void (X86APIP sys_wrl)(u32 addr,u32 val);
extern u8 (X86APIP sys_inb)(X86EMU_pioAddr addr);
extern u16 (X86APIP sys_inw)(X86EMU_pioAddr addr);
extern u32 (X86APIP sys_inl)(X86EMU_pioAddr addr);
extern void (X86APIP sys_outb)(X86EMU_pioAddr addr,u8 val);
extern void (X86APIP sys_outw)(X86EMU_pioAddr addr,u16 val);
extern void (X86APIP sys_outl)(X86EMU_pioAddr addr,u32 val);
#ifdef __cplusplus
} /* End of "C" linkage for C++ */
#endif
#endif /* __X86EMU_X86EMUI_H */