GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)
This commit is contained in:
@@ -0,0 +1,213 @@
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/****************************************************************************
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*
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* Realmode X86 Emulator Library
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*
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* Copyright (C) 1991-2004 SciTech Software, Inc.
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||||
* Copyright (C) David Mosberger-Tang
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||||
* Copyright (C) 1999 Egbert Eich
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||||
*
|
||||
* ========================================================================
|
||||
*
|
||||
* 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.
|
||||
*
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||||
* ========================================================================
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||||
*
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* Language: ANSI C
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* Environment: Any
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* Developer: Kendall Bennett
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*
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* Description: Header file for debug definitions.
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*
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****************************************************************************/
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#ifndef __X86EMU_DEBUG_H
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#define __X86EMU_DEBUG_H
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/*---------------------- Macros and type definitions ----------------------*/
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/* checks to be enabled for "runtime" */
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#define CHECK_IP_FETCH_F 0x1
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#define CHECK_SP_ACCESS_F 0x2
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#define CHECK_MEM_ACCESS_F 0x4 /*using regular linear pointer */
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#define CHECK_DATA_ACCESS_F 0x8 /*using segment:offset */
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#ifdef CONFIG_X86EMU_DEBUG
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# define CHECK_IP_FETCH() (M.x86.check & CHECK_IP_FETCH_F)
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# define CHECK_SP_ACCESS() (M.x86.check & CHECK_SP_ACCESS_F)
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# define CHECK_MEM_ACCESS() (M.x86.check & CHECK_MEM_ACCESS_F)
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# define CHECK_DATA_ACCESS() (M.x86.check & CHECK_DATA_ACCESS_F)
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#else
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# define CHECK_IP_FETCH()
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# define CHECK_SP_ACCESS()
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# define CHECK_MEM_ACCESS()
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# define CHECK_DATA_ACCESS()
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#endif
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#ifdef CONFIG_X86EMU_DEBUG
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# define DEBUG_INSTRUMENT() (M.x86.debug & DEBUG_INSTRUMENT_F)
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# define DEBUG_DECODE() (M.x86.debug & DEBUG_DECODE_F)
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# define DEBUG_TRACE() (M.x86.debug & DEBUG_TRACE_F)
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# define DEBUG_STEP() (M.x86.debug & DEBUG_STEP_F)
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# define DEBUG_DISASSEMBLE() (M.x86.debug & DEBUG_DISASSEMBLE_F)
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# define DEBUG_BREAK() (M.x86.debug & DEBUG_BREAK_F)
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# define DEBUG_SVC() (M.x86.debug & DEBUG_SVC_F)
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# define DEBUG_SAVE_IP_CS() (M.x86.debug & DEBUG_SAVE_CS_IP)
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# define DEBUG_FS() (M.x86.debug & DEBUG_FS_F)
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# define DEBUG_PROC() (M.x86.debug & DEBUG_PROC_F)
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# define DEBUG_SYSINT() (M.x86.debug & DEBUG_SYSINT_F)
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# define DEBUG_TRACECALL() (M.x86.debug & DEBUG_TRACECALL_F)
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# define DEBUG_TRACECALLREGS() (M.x86.debug & DEBUG_TRACECALL_REGS_F)
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# define DEBUG_SYS() (M.x86.debug & DEBUG_SYS_F)
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# define DEBUG_MEM_TRACE() (M.x86.debug & DEBUG_MEM_TRACE_F)
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# define DEBUG_IO_TRACE() (M.x86.debug & DEBUG_IO_TRACE_F)
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# define DEBUG_DECODE_NOPRINT() (M.x86.debug & DEBUG_DECODE_NOPRINT_F)
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#else
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# define DEBUG_INSTRUMENT() 0
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# define DEBUG_DECODE() 0
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# define DEBUG_TRACE() 0
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# define DEBUG_STEP() 0
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# define DEBUG_DISASSEMBLE() 0
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# define DEBUG_BREAK() 0
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# define DEBUG_SVC() 0
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# define DEBUG_SAVE_IP_CS() 0
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# define DEBUG_FS() 0
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# define DEBUG_PROC() 0
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# define DEBUG_SYSINT() 0
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# define DEBUG_TRACECALL() 0
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# define DEBUG_TRACECALLREGS() 0
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# define DEBUG_SYS() 0
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# define DEBUG_MEM_TRACE() 0
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# define DEBUG_IO_TRACE() 0
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# define DEBUG_DECODE_NOPRINT() 0
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#endif
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# define ERR_PRINTF(x) printf(x)
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# define ERR_PRINTF2(x, y) printf(x, y)
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#ifdef CONFIG_X86EMU_DEBUG
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# define DECODE_PRINTF(x) if (DEBUG_DECODE()) \
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x86emu_decode_printf(x)
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# define DECODE_PRINTF2(x,y) if (DEBUG_DECODE()) \
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x86emu_decode_printf2(x,y)
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/*
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* The following allow us to look at the bytes of an instruction. The
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* first INCR_INSTRN_LEN, is called everytime bytes are consumed in
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* the decoding process. The SAVE_IP_CS is called initially when the
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* major opcode of the instruction is accessed.
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*/
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#define INC_DECODED_INST_LEN(x) \
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if (DEBUG_DECODE()) \
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x86emu_inc_decoded_inst_len(x)
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#define SAVE_IP_CS(x,y) \
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if (DEBUG_DECODE() | DEBUG_TRACECALL() | DEBUG_BREAK() \
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| DEBUG_IO_TRACE() | DEBUG_SAVE_IP_CS()) { \
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M.x86.saved_cs = x; \
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M.x86.saved_ip = y; \
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}
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#else
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# define INC_DECODED_INST_LEN(x)
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# define DECODE_PRINTF(x)
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# define DECODE_PRINTF2(x,y)
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# define SAVE_IP_CS(x,y)
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#endif
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#ifdef CONFIG_X86EMU_DEBUG
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#define TRACE_REGS() \
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if (DEBUG_DISASSEMBLE()) { \
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x86emu_just_disassemble(); \
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goto EndOfTheInstructionProcedure; \
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} \
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if (DEBUG_TRACE() || DEBUG_DECODE()) X86EMU_trace_regs()
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#else
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# define TRACE_REGS()
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#endif
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#ifdef CONFIG_X86EMU_DEBUG
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# define SINGLE_STEP() if (DEBUG_STEP()) x86emu_single_step()
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#else
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# define SINGLE_STEP()
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#endif
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#define TRACE_AND_STEP() \
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TRACE_REGS(); \
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SINGLE_STEP()
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#ifdef CONFIG_X86EMU_DEBUG
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# define START_OF_INSTR()
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# define END_OF_INSTR() EndOfTheInstructionProcedure: x86emu_end_instr();
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# define END_OF_INSTR_NO_TRACE() x86emu_end_instr();
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#else
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# define START_OF_INSTR()
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# define END_OF_INSTR()
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# define END_OF_INSTR_NO_TRACE()
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#endif
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#ifdef CONFIG_X86EMU_DEBUG
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# define CALL_TRACE(u,v,w,x,s) \
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if (DEBUG_TRACECALLREGS()) \
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x86emu_dump_regs(); \
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if (DEBUG_TRACECALL()) \
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printk("%04x:%04x: CALL %s%04x:%04x\n", u , v, s, w, x);
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# define RETURN_TRACE(n,u,v) \
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if (DEBUG_TRACECALLREGS()) \
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x86emu_dump_regs(); \
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if (DEBUG_TRACECALL()) \
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printk("%04x:%04x: %s\n",u,v,n);
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#else
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# define CALL_TRACE(u,v,w,x,s)
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# define RETURN_TRACE(n,u,v)
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#endif
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#ifdef CONFIG_X86EMU_DEBUG
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#define DB(x) x
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#else
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#define DB(x)
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#endif
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/*-------------------------- Function Prototypes --------------------------*/
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#ifdef __cplusplus
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extern "C" { /* Use "C" linkage when in C++ mode */
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#endif
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extern void x86emu_inc_decoded_inst_len(int x);
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extern void x86emu_decode_printf(char *x);
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extern void x86emu_decode_printf2(char *x, int y);
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extern void x86emu_just_disassemble(void);
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extern void x86emu_single_step(void);
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extern void x86emu_end_instr(void);
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extern void x86emu_dump_regs(void);
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extern void x86emu_dump_xregs(void);
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extern void x86emu_print_int_vect(u16 iv);
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extern void x86emu_instrument_instruction(void);
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extern void x86emu_check_ip_access(void);
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extern void x86emu_check_sp_access(void);
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extern void x86emu_check_mem_access(u32 p);
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extern void x86emu_check_data_access(uint s, uint o);
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#ifdef __cplusplus
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} /* End of "C" linkage for C++ */
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#endif
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#endif /* __X86EMU_DEBUG_H */
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@@ -0,0 +1,88 @@
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/****************************************************************************
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||||
*
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* Realmode X86 Emulator Library
|
||||
*
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||||
* Copyright (C) 1991-2004 SciTech Software, Inc.
|
||||
* Copyright (C) David Mosberger-Tang
|
||||
* Copyright (C) 1999 Egbert Eich
|
||||
*
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||||
* ========================================================================
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||||
*
|
||||
* 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
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||||
* Environment: Any
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||||
* Developer: Kendall Bennett
|
||||
*
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||||
* Description: Header file for instruction decoding logic.
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||||
*
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||||
****************************************************************************/
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||||
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#ifndef __X86EMU_DECODE_H
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#define __X86EMU_DECODE_H
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/*---------------------- Macros and type definitions ----------------------*/
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/* Instruction Decoding Stuff */
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#define FETCH_DECODE_MODRM(mod,rh,rl) fetch_decode_modrm(&mod,&rh,&rl)
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#define DECODE_RM_BYTE_REGISTER(r) decode_rm_byte_register(r)
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#define DECODE_RM_WORD_REGISTER(r) decode_rm_word_register(r)
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#define DECODE_RM_LONG_REGISTER(r) decode_rm_long_register(r)
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#define DECODE_CLEAR_SEGOVR() M.x86.mode &= ~SYSMODE_CLRMASK
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/*-------------------------- Function Prototypes --------------------------*/
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#ifdef __cplusplus
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extern "C" { /* Use "C" linkage when in C++ mode */
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#endif
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void x86emu_intr_raise (u8 type);
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void fetch_decode_modrm (int *mod,int *regh,int *regl);
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u8 fetch_byte_imm (void);
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u16 fetch_word_imm (void);
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u32 fetch_long_imm (void);
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u8 fetch_data_byte (uint offset);
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u8 fetch_data_byte_abs (uint segment, uint offset);
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u16 fetch_data_word (uint offset);
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u16 fetch_data_word_abs (uint segment, uint offset);
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||||
u32 fetch_data_long (uint offset);
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u32 fetch_data_long_abs (uint segment, uint offset);
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void store_data_byte (uint offset, u8 val);
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void store_data_byte_abs (uint segment, uint offset, u8 val);
|
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void store_data_word (uint offset, u16 val);
|
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void store_data_word_abs (uint segment, uint offset, u16 val);
|
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void store_data_long (uint offset, u32 val);
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||||
void store_data_long_abs (uint segment, uint offset, u32 val);
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u8* decode_rm_byte_register(int reg);
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u16* decode_rm_word_register(int reg);
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u32* decode_rm_long_register(int reg);
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u16* decode_rm_seg_register(int reg);
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unsigned decode_rm00_address(int rm);
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unsigned decode_rm01_address(int rm);
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unsigned decode_rm10_address(int rm);
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unsigned decode_rmXX_address(int mod, int rm);
|
||||
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||||
#ifdef __cplusplus
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} /* End of "C" linkage for C++ */
|
||||
#endif
|
||||
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||||
#endif /* __X86EMU_DECODE_H */
|
||||
@@ -0,0 +1,45 @@
|
||||
/****************************************************************************
|
||||
*
|
||||
* Realmode X86 Emulator Library
|
||||
*
|
||||
* Copyright (C) 1991-2004 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 */
|
||||
@@ -0,0 +1,141 @@
|
||||
/****************************************************************************
|
||||
*
|
||||
* Realmode X86 Emulator Library
|
||||
*
|
||||
* Copyright (C) 1991-2004 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 */
|
||||
@@ -0,0 +1,340 @@
|
||||
/****************************************************************************
|
||||
*
|
||||
* Realmode X86 Emulator Library
|
||||
*
|
||||
* Copyright (C) 1991-2004 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
|
||||
|
||||
/*---------------------- Macros and type definitions ----------------------*/
|
||||
|
||||
#pragma pack(1)
|
||||
|
||||
/*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#undef CS
|
||||
#undef DS
|
||||
#undef SS
|
||||
#undef ES
|
||||
#undef FS
|
||||
#undef GS
|
||||
|
||||
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
|
||||
*/
|
||||
long mode;
|
||||
u8 intno;
|
||||
volatile int intr; /* mask of pending interrupts */
|
||||
int debug;
|
||||
#ifdef CONFIG_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 */
|
||||
#endif
|
||||
} X86EMU_regs;
|
||||
|
||||
/****************************************************************************
|
||||
REMARKS:
|
||||
Structure maintaining the emulator machine state.
|
||||
|
||||
MEMBERS:
|
||||
x86 - X86 registers
|
||||
mem_base - Base real mode memory for the emulator
|
||||
mem_size - Size of the real mode memory block for the emulator
|
||||
****************************************************************************/
|
||||
#undef x86
|
||||
typedef struct {
|
||||
X86EMU_regs x86;
|
||||
u8 *mem_base;
|
||||
u32 mem_size;
|
||||
void *private;
|
||||
} X86EMU_sysEnv;
|
||||
|
||||
#pragma pack()
|
||||
|
||||
/*----------------------------- 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 */
|
||||
|
||||
#ifndef __KERNEL__
|
||||
void printk(const char *fmt, ...);
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
} /* End of "C" linkage for C++ */
|
||||
#endif
|
||||
#endif /* __X86EMU_REGS_H */
|
||||
@@ -0,0 +1,98 @@
|
||||
/****************************************************************************
|
||||
*
|
||||
* Realmode X86 Emulator Library
|
||||
*
|
||||
* Copyright (C) 1991-2004 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).
|
||||
*/
|
||||
|
||||
#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"
|
||||
#ifndef __KERNEL__
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#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 */
|
||||
Reference in New Issue
Block a user