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/////////////////////////////////////////////////////////////////////////
// $Id: bochs.h,v 1.120 2003-02-26 02:41:29 ptrumpet Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// bochs.h is the master header file for all C++ code. It includes all
// the system header files needed by bochs, and also includes all the bochs
// C++ header files. Because bochs.h and the files that it includes has
// structure and class definitions, it cannot be called from C code.
//
#ifndef BX_BOCHS_H
# define BX_BOCHS_H 1
#include "config.h" /* generated by configure script from config.h.in */
extern "C" {
#ifdef WIN32
// In a win32 compile (including cygwin), windows.h is required for several
// files in gui and iodev. It is important to include it here in a header
// file so that WIN32-specific data types can be used in fields of classes.
#include <windows.h>
#endif
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#ifndef WIN32
# include <unistd.h>
#else
# include <io.h>
#endif
#include <time.h>
#if BX_WITH_MACOS
# include <types.h>
# include <stat.h>
# include <cstdio>
# include <unistd.h>
#elif BX_WITH_CARBON
# include <sys/types.h>
# include <sys/stat.h>
# include <sys/param.h> /* for MAXPATHLEN */
# include <utime.h>
#else
# ifndef WIN32
# include <sys/time.h>
# endif
# include <sys/types.h>
# include <sys/stat.h>
#endif
#include <ctype.h>
#include <string.h>
#include <fcntl.h>
#ifdef macintosh
# define SuperDrive "[fd:]"
#endif
}
#include "osdep.h" /* platform dependent includes and defines */
#include "debug/debug.h"
#include "bxversion.h"
#include "gui/siminterface.h"
// prototypes
int bx_begin_simulation (int argc, char *argv[]);
//
// some macros to interface the CPU and memory to external environment
// so that these functions can be redirected to the debugger when
// needed.
//
#if ((BX_DEBUGGER == 1) && (BX_NUM_SIMULATORS >= 2))
// =-=-=-=-=-=-=- Redirected to cosimulation debugger -=-=-=-=-=-=-=
#define DEV_vga_mem_read(addr) bx_dbg_ucmem_read(addr)
#define DEV_vga_mem_write(addr, val) bx_dbg_ucmem_write(addr, val)
#if BX_SUPPORT_A20
# define A20ADDR(x) ( (x) & bx_pc_system.a20_mask )
#else
# define A20ADDR(x) (x)
#endif
#define BX_INP(addr, len) bx_dbg_inp(addr, len)
#define BX_OUTP(addr, val, len) bx_dbg_outp(addr, val, len)
#define BX_HRQ (bx_pc_system.HRQ)
#define BX_RAISE_HLDA() bx_dbg_raise_HLDA()
#define BX_TICK1()
#define BX_INTR bx_pc_system.INTR
#define BX_SET_INTR(b) bx_dbg_set_INTR(b)
#if BX_SIM_ID == 0
# define BX_CPU_C bx_cpu0_c
# define BX_CPU bx_cpu0
# define BX_MEM_C bx_mem0_c
# define BX_MEM bx_mem0
#else
# define BX_CPU_C bx_cpu1_c
# define BX_CPU bx_cpu1
# define BX_MEM_C bx_mem1_c
# define BX_MEM bx_mem1
#endif
#define BX_SET_ENABLE_A20(enabled) bx_dbg_async_pin_request(BX_DBG_ASYNC_PENDING_A20, \
enabled)
#define BX_GET_ENABLE_A20() bx_pc_system.get_enable_a20()
#error FIXME: cosim mode not fixed yet
#else
// =-=-=-=-=-=-=- Normal optimized use -=-=-=-=-=-=-=-=-=-=-=-=-=-=
#if BX_SUPPORT_A20
# define A20ADDR(x) ( (x) & bx_pc_system.a20_mask )
#else
# define A20ADDR(x) (x)
#endif
//
// some pc_systems functions just redirect to the IO devices so optimize
// by eliminating call here
//
// #define BX_INP(addr, len) bx_pc_system.inp(addr, len)
// #define BX_OUTP(addr, val, len) bx_pc_system.outp(addr, val, len)
#define BX_INP(addr, len) bx_devices.inp(addr, len)
#define BX_OUTP(addr, val, len) bx_devices.outp(addr, val, len)
#define BX_TICK1() bx_pc_system.tick1()
#define BX_TICKN(n) bx_pc_system.tickn(n)
#define BX_INTR bx_pc_system.INTR
#define BX_SET_INTR(b) bx_pc_system.set_INTR(b)
#define BX_CPU_C bx_cpu_c
#define BX_MEM_C bx_mem_c
#define BX_HRQ (bx_pc_system.HRQ)
#define BX_MEM_READ_PHYSICAL(phy_addr, len, ptr) \
BX_MEM(0)->readPhysicalPage(BX_CPU(0), phy_addr, len, ptr)
#define BX_MEM_WRITE_PHYSICAL(addr, len, ptr) \
BX_MEM(0)->writePhysicalPage(BX_CPU(0), phy_addr, len, ptr)
#if BX_SMP_PROCESSORS==1
#define BX_CPU(x) (&bx_cpu)
#define BX_MEM(x) (&bx_mem)
#else
#define BX_CPU(x) (bx_cpu_array[x])
#define BX_MEM(x) (bx_mem_array[x])
#endif
#define BX_SET_ENABLE_A20(enabled) bx_pc_system.set_enable_a20(enabled)
#define BX_GET_ENABLE_A20() bx_pc_system.get_enable_a20()
#endif
// you can't use static member functions on the CPU, if there are going
// to be 2 cpus. Check this early on.
#if (BX_SMP_PROCESSORS>1)
# if (BX_USE_CPU_SMF!=0)
# error For SMP simulation, BX_USE_CPU_SMF must be 0.
# endif
#endif
// #define BX_IAC() bx_pc_system.IAC()
//#define BX_IAC() bx_dbg_IAC()
//
// Ways for the the external environment to report back information
// to the debugger.
//
#if BX_DEBUGGER
# define BX_DBG_ASYNC_INTR bx_guard.async.irq
# define BX_DBG_ASYNC_DMA bx_guard.async.dma
#if (BX_NUM_SIMULATORS > 1)
// for multiple simulators, we always need this info, since we're
// going to replay it.
# define BX_DBG_DMA_REPORT(addr, len, what, val) \
bx_dbg_dma_report(addr, len, what, val)
# define BX_DBG_IAC_REPORT(vector, irq) \
bx_dbg_iac_report(vector, irq)
# define BX_DBG_A20_REPORT(val) \
bx_dbg_a20_report(val)
# define BX_DBG_IO_REPORT(addr, size, op, val) \
bx_dbg_io_report(addr, size, op, val)
# define BX_DBG_UCMEM_REPORT(addr, size, op, val)
#else
// for a single simulator debug environment, we can optimize a little
// by conditionally calling, as per requested.
# define BX_DBG_DMA_REPORT(addr, len, what, val) \
if (bx_guard.report.dma) bx_dbg_dma_report(addr, len, what, val)
# define BX_DBG_IAC_REPORT(vector, irq) \
if (bx_guard.report.irq) bx_dbg_iac_report(vector, irq)
# define BX_DBG_A20_REPORT(val) \
if (bx_guard.report.a20) bx_dbg_a20_report(val)
# define BX_DBG_IO_REPORT(addr, size, op, val) \
if (bx_guard.report.io) bx_dbg_io_report(addr, size, op, val)
# define BX_DBG_UCMEM_REPORT(addr, size, op, val) \
if (bx_guard.report.ucmem) bx_dbg_ucmem_report(addr, size, op, val)
#endif // #if (BX_NUM_SIMULATORS > 1)
#else // #if BX_DEBUGGER
// debugger not compiled in, use empty stubs
# define BX_DBG_ASYNC_INTR 1
# define BX_DBG_ASYNC_DMA 1
# define BX_DBG_DMA_REPORT(addr, len, what, val)
# define BX_DBG_IAC_REPORT(vector, irq)
# define BX_DBG_A20_REPORT(val)
# define BX_DBG_IO_REPORT(addr, size, op, val)
# define BX_DBG_UCMEM_REPORT(addr, size, op, val)
#endif // #if BX_DEBUGGER
extern Bit8u DTPageDirty[];
#if BX_DYNAMIC_TRANSLATION
# define BX_DYN_DIRTY_PAGE(page) DTPageDirty[page] = 1;
#else
# define BX_DYN_DIRTY_PAGE(page)
#endif
#define MAGIC_LOGNUM 0x12345678
typedef class BOCHSAPI logfunctions {
char *prefix;
int type;
// values of onoff: 0=ignore, 1=report, 2=ask, 3=fatal
#define ACT_IGNORE 0
#define ACT_REPORT 1
#define ACT_ASK 2
#define ACT_FATAL 3
#define N_ACT 4
int onoff[N_LOGLEV];
class iofunctions *logio;
// default log actions for all devices, declared and initialized
// in logio.cc.
BOCHSAPI_CYGONLY static int default_onoff[N_LOGLEV];
public:
logfunctions(void);
logfunctions(class iofunctions *);
~logfunctions(void);
void info(const char *fmt, ...) BX_CPP_AttrPrintf(2, 3);
void error(const char *fmt, ...) BX_CPP_AttrPrintf(2, 3);
void panic(const char *fmt, ...) BX_CPP_AttrPrintf(2, 3);
void pass(const char *fmt, ...) BX_CPP_AttrPrintf(2, 3);
void ldebug(const char *fmt, ...) BX_CPP_AttrPrintf(2, 3);
void fatal (const char *prefix, const char *fmt, va_list ap, int exit_status);
#if BX_EXTERNAL_DEBUGGER
virtual void ask (int level, const char *prefix, const char *fmt, va_list ap);
#else
void ask (int level, const char *prefix, const char *fmt, va_list ap);
#endif
void put(char *);
void settype(int);
void setio(class iofunctions *);
void setonoff(int loglev, int value) {
assert (loglev >= 0 && loglev < N_LOGLEV);
onoff[loglev] = value;
}
char *getprefix () { return prefix; }
int getonoff(int level) {
assert (level>=0 && level<N_LOGLEV);
return onoff[level];
}
static void set_default_action (int loglev, int action) {
assert (loglev >= 0 && loglev < N_LOGLEV);
assert (action >= 0 && action < N_ACT);
default_onoff[loglev] = action;
}
static int get_default_action (int loglev) {
assert (loglev >= 0 && loglev < N_LOGLEV);
return default_onoff[loglev];
}
} logfunc_t;
#define BX_LOGPREFIX_SIZE 51
enum {
IOLOG=0, FDLOG, GENLOG, CMOSLOG, CDLOG, DMALOG, ETHLOG, G2HLOG, HDLOG, KBDLOG,
NE2KLOG, PARLOG, PCILOG, PICLOG, PITLOG, SB16LOG, SERLOG, VGALOG,
STLOG, // state_file.cc
DEVLOG, MEMLOG, DISLOG, GUILOG, IOAPICLOG, APICLOG, CPU0LOG, CPU1LOG,
CPU2LOG, CPU3LOG, CPU4LOG, CPU5LOG, CPU6LOG, CPU7LOG, CPU8LOG, CPU9LOG,
CPU10LOG, CPU11LOG, CPU12LOG, CPU13LOG, CPU14LOG, CPU15LOG, CTRLLOG,
UNMAPLOG, SERRLOG, BIOSLOG, PIT81LOG, PIT82LOG, IODEBUGLOG, PCI2ISALOG,
PLUGINLOG, EXTFPUIRQLOG , PCIVGALOG, PCIUSBLOG, VTIMERLOG
};
class BOCHSAPI iofunctions {
int magic;
char logprefix[BX_LOGPREFIX_SIZE];
FILE *logfd;
class logfunctions *log;
void init(void);
void flush(void);
// Log Class types
public:
iofunctions(void);
iofunctions(FILE *);
iofunctions(int);
iofunctions(const char *);
~iofunctions(void);
void out(int facility, int level, const char *pre, const char *fmt, va_list ap);
void init_log(const char *fn);
void init_log(int fd);
void init_log(FILE *fs);
void set_log_prefix(const char *prefix);
int get_n_logfns () { return n_logfn; }
logfunc_t *get_logfn (int index) { return logfn_list[index]; }
void add_logfn (logfunc_t *fn);
void set_log_action (int loglevel, int action);
const char *getlevel(int i) {
static const char *loglevel[5] = {
"DEBUG",
"INFO",
"ERROR",
"PANIC",
"PASS"
};
if (i>=0 && i<4) return loglevel[i];
else return "?";
}
char *getaction(int i) {
static char *name[] = { "ignore", "report", "ask", "fatal" };
assert (i>=ACT_IGNORE && i<N_ACT);
return name[i];
}
protected:
int n_logfn;
#define MAX_LOGFNS 128
logfunc_t *logfn_list[MAX_LOGFNS];
char *logfn;
};
typedef class BOCHSAPI iofunctions iofunc_t;
#define SAFE_GET_IOFUNC() \
((io==NULL)? (io=new iofunc_t("/dev/stderr")) : io)
#define SAFE_GET_GENLOG() \
((genlog==NULL)? (genlog=new logfunc_t(SAFE_GET_IOFUNC())) : genlog)
/* #define NO_LOGGING */
#ifndef NO_LOGGING
#define BX_INFO(x) (LOG_THIS info) x
#define BX_DEBUG(x) (LOG_THIS ldebug) x
#define BX_ERROR(x) (LOG_THIS error) x
#define BX_PANIC(x) (LOG_THIS panic) x
#define BX_PASS(x) (LOG_THIS pass) x
#else
#define EMPTY do { } while(0)
#define BX_INFO(x) EMPTY
#define BX_DEBUG(x) EMPTY
#define BX_ERROR(x) EMPTY
#define BX_PANIC(x) (LOG_THIS panic) x
#define BX_PASS(x) (LOG_THIS pass) x
#endif
BOCHSAPI extern iofunc_t *io;
BOCHSAPI extern logfunc_t *genlog;
#include "state_file.h"
#ifndef UNUSED
# define UNUSED(x) ((void)x)
#endif
#define uint8 Bit8u
#define uint16 Bit16u
#define uint32 Bit32u
#if BX_PROVIDE_CPU_MEMORY==1
# include "cpu/cpu.h"
#endif
#if BX_EXTERNAL_DEBUGGER
# include "cpu/extdb.h"
#endif
#if BX_GDBSTUB
// defines for GDB stub
void bx_gdbstub_init(int argc, char* argv[]);
int bx_gdbstub_check(unsigned int eip);
#define GDBSTUB_STOP_NO_REASON (0xac0)
#if BX_SMP_PROCESSORS!=1
#error GDB stub was written for single processor support. If multiprocessor support is added, then we can remove this check.
// The big problem is knowing which CPU gdb is referring to. In other words,
// what should we put for "n" in BX_CPU(n)->dbg_xlate_linear2phy() and
// BX_CPU(n)->dword.eip, etc.
#endif
#endif
#if BX_DISASM
# include "disasm/disasm.h"
#endif
#if BX_DYNAMIC_TRANSLATION
# include "dynamic/dynamic.h"
#endif
typedef struct {
bx_bool floppy;
bx_bool keyboard;
bx_bool video;
bx_bool disk;
bx_bool pit;
bx_bool pic;
bx_bool bios;
bx_bool cmos;
bx_bool a20;
bx_bool interrupts;
bx_bool exceptions;
bx_bool unsupported;
bx_bool temp;
bx_bool reset;
bx_bool debugger;
bx_bool mouse;
bx_bool io;
bx_bool xms;
bx_bool v8086;
bx_bool paging;
bx_bool creg;
bx_bool dreg;
bx_bool dma;
bx_bool unsupported_io;
bx_bool serial;
bx_bool cdrom;
#ifdef MAGIC_BREAKPOINT
bx_bool magic_break_enabled;
#endif /* MAGIC_BREAKPOINT */
#if BX_SUPPORT_APIC
bx_bool apic;
bx_bool ioapic;
#endif
#if BX_DEBUG_LINUX
bx_bool linux_syscall;
#endif
void* record_io;
} bx_debug_t;
#define BX_ASSERT(x) do {if (!(x)) BX_PANIC(("failed assertion \"%s\" at %s:%d\n", #x, __FILE__, __LINE__));} while (0)
void bx_signal_handler (int signum);
int bx_atexit(void);
BOCHSAPI extern bx_debug_t bx_dbg;
/* Already in gui/siminterface.h ???
#define BX_FLOPPY_NONE 10 // floppy not present
#define BX_FLOPPY_1_2 11 // 1.2M 5.25"
#define BX_FLOPPY_1_44 12 // 1.44M 3.5"
#define BX_FLOPPY_2_88 13 // 2.88M 3.5"
#define BX_FLOPPY_720K 14 // 720K 3.5"
#define BX_FLOPPY_360K 15 // 360K 5.25"
#define BX_FLOPPY_LAST 15 // last one
*/
#define BX_READ 0
#define BX_WRITE 1
#define BX_RW 2
#include "memory/memory.h"
enum PCS_OP { PCS_CLEAR, PCS_SET, PCS_TOGGLE };
#include "pc_system.h"
#include "plugin.h"
#include "gui/gui.h"
#include "gui/textconfig.h"
#include "gui/keymap.h"
#include "iodev/iodev.h"
/* --- EXTERNS --- */
#if ( BX_PROVIDE_DEVICE_MODELS==1 )
BOCHSAPI extern bx_devices_c bx_devices;
#endif
#if BX_GUI_SIGHANDLER
extern bx_bool bx_gui_sighandler;
#endif
// This value controls how often each I/O device's periodic() method
// gets called. The timer is set up in iodev/devices.cc.
#define BX_IODEV_HANDLER_PERIOD 100 // microseconds
//#define BX_IODEV_HANDLER_PERIOD 10 // microseconds
char *bx_find_bochsrc (void);
int bx_parse_cmdline (int arg, int argc, char *argv[]);
int bx_read_configuration (char *rcfile);
int bx_write_configuration (char *rcfile, int overwrite);
void bx_reset_options (void);
#define BX_PATHNAME_LEN 512
typedef struct {
bx_param_bool_c *Opresent;
bx_param_num_c *Oioaddr1;
bx_param_num_c *Oioaddr2;
bx_param_num_c *Oirq;
} bx_ata_options;
typedef struct {
bx_param_string_c *Opath;
bx_param_num_c *Oaddress;
} bx_rom_options;
typedef struct {
bx_param_string_c *Opath;
} bx_vgarom_options;
typedef struct {
bx_param_num_c *Osize;
} bx_mem_options;
typedef struct {
bx_param_bool_c *Oenabled;
bx_param_string_c *Ooutfile;
} bx_parport_options;
typedef struct {
bx_param_string_c *Opath;
bx_param_bool_c *OcmosImage;
bx_param_num_c *Otime0;
} bx_cmos_options;
typedef struct {
bx_param_bool_c *Opresent;
bx_param_num_c *Oioaddr;
bx_param_num_c *Oirq;
bx_param_string_c *Omacaddr;
bx_param_string_c *Oethmod;
bx_param_string_c *Oethdev;
bx_param_string_c *Oscript;
} bx_ne2k_options;
typedef struct {
// These options are used for a special hack to load a
// 32bit OS directly into memory, so it can be run without
// any of the 16bit real mode or BIOS assistance. This
// is for the development of freemware, so we don't have
// to implement real mode up front.
#define Load32bitOSNone 0
#define Load32bitOSLinux 1
#define Load32bitOSNullKernel 2 // being developed for freemware
#define Load32bitOSLast 2
bx_param_num_c *OwhichOS;
bx_param_string_c *Opath;
bx_param_string_c *Oiolog;
bx_param_string_c *Oinitrd;
} bx_load32bitOSImage_t;
typedef struct {
bx_param_string_c *Ofilename;
bx_param_string_c *Oprefix;
bx_param_string_c *Odebugger_filename;
} bx_log_options;
typedef struct {
bx_param_bool_c *Opresent;
bx_param_string_c *Omidifile;
bx_param_string_c *Owavefile;
bx_param_string_c *Ologfile;
bx_param_num_c *Omidimode;
bx_param_num_c *Owavemode;
bx_param_num_c *Ologlevel;
bx_param_num_c *Odmatimer;
} bx_sb16_options;
typedef struct {
unsigned int port;
unsigned int text_base;
unsigned int data_base;
unsigned int bss_base;
} bx_gdbstub_t;
typedef struct {
bx_param_bool_c *OuseMapping;
bx_param_string_c *Okeymap;
} bx_keyboard_options;
#define BX_KBD_XT_TYPE 0
#define BX_KBD_AT_TYPE 1
#define BX_KBD_MF_TYPE 2
#define BX_N_OPTROM_IMAGES 4
#define BX_N_SERIAL_PORTS 1
#define BX_N_PARALLEL_PORTS 1
#define BX_N_USB_HUBS 1
typedef struct BOCHSAPI {
bx_floppy_options floppya;
bx_floppy_options floppyb;
bx_ata_options ata[BX_MAX_ATA_CHANNEL];
bx_atadevice_options atadevice[BX_MAX_ATA_CHANNEL][2];
// bx_disk_options diskc;
// bx_disk_options diskd;
// bx_cdrom_options cdromd;
bx_serial_options com[BX_N_SERIAL_PORTS];
bx_usb_options usb[BX_N_USB_HUBS];
bx_rom_options rom;
bx_vgarom_options vgarom;
bx_rom_options optrom[BX_N_OPTROM_IMAGES]; // Optional rom images
bx_mem_options memory;
bx_parport_options par[BX_N_PARALLEL_PORTS]; // parallel ports
bx_sb16_options sb16;
bx_param_num_c *Obootdrive;
bx_param_bool_c *OfloppySigCheck;
bx_param_num_c *Ovga_update_interval;
bx_param_num_c *Okeyboard_serial_delay;
bx_param_num_c *Okeyboard_paste_delay;
bx_param_enum_c *Okeyboard_type;
bx_param_num_c *Ofloppy_command_delay;
bx_param_num_c *Oips;
bx_param_bool_c *Orealtime_pit;
bx_param_bool_c *Otext_snapshot_check;
bx_param_bool_c *Omouse_enabled;
bx_param_bool_c *Oprivate_colormap;
#if BX_WITH_AMIGAOS
bx_param_bool_c *Ofullscreen;
bx_param_string_c *Oscreenmode;
#endif
bx_param_bool_c *Oi440FXSupport;
bx_cmos_options cmos;
bx_ne2k_options ne2k;
bx_param_bool_c *OnewHardDriveSupport;
bx_load32bitOSImage_t load32bitOSImage;
bx_log_options log;
bx_keyboard_options keyboard;
bx_param_string_c *Ouser_shortcut;
bx_gdbstub_t gdbstub;
bx_param_enum_c *Osel_config;
bx_param_enum_c *Osel_displaylib;
} bx_options_t;
BOCHSAPI extern bx_options_t bx_options;
void bx_center_print (FILE *file, char *line, int maxwidth);
#if BX_PROVIDE_CPU_MEMORY==1
#else
// # include "external_interface.h"
#endif
#define BX_USE_PS2_MOUSE 1
int bx_init_hardware ();
#include "instrument.h"
// These are some convenience macros which abstract out accesses between
// a variable in native byte ordering to/from guest (x86) memory, which is
// always in little endian format. You must deal with alignment (if your
// system cares) and endian rearranging. Don't assume anything. You could
// put some platform specific asm() statements here, to make use of native
// instructions to help perform these operations more efficiently than C++.
#ifdef __i386__
#define WriteHostWordToLittleEndian(hostPtr, nativeVar16) \
*((Bit16u*)(hostPtr)) = (nativeVar16)
#define WriteHostDWordToLittleEndian(hostPtr, nativeVar32) \
*((Bit32u*)(hostPtr)) = (nativeVar32)
#define WriteHostQWordToLittleEndian(hostPtr, nativeVar64) \
*((Bit64u*)(hostPtr)) = (nativeVar64)
#define ReadHostWordFromLittleEndian(hostPtr, nativeVar16) \
(nativeVar16) = *((Bit16u*)(hostPtr))
#define ReadHostDWordFromLittleEndian(hostPtr, nativeVar32) \
(nativeVar32) = *((Bit32u*)(hostPtr))
#define ReadHostQWordFromLittleEndian(hostPtr, nativeVar64) \
(nativeVar64) = *((Bit64u*)(hostPtr))
#else
#define WriteHostWordToLittleEndian(hostPtr, nativeVar16) { \
((Bit8u *)(hostPtr))[0] = (Bit8u) (nativeVar16); \
((Bit8u *)(hostPtr))[1] = (Bit8u) ((nativeVar16)>>8); \
}
#define WriteHostDWordToLittleEndian(hostPtr, nativeVar32) { \
((Bit8u *)(hostPtr))[0] = (Bit8u) (nativeVar32); \
((Bit8u *)(hostPtr))[1] = (Bit8u) ((nativeVar32)>>8); \
((Bit8u *)(hostPtr))[2] = (Bit8u) ((nativeVar32)>>16); \
((Bit8u *)(hostPtr))[3] = (Bit8u) ((nativeVar32)>>24); \
}
#define WriteHostQWordToLittleEndian(hostPtr, nativeVar64) { \
((Bit8u *)(hostPtr))[0] = (Bit8u) (nativeVar64); \
((Bit8u *)(hostPtr))[1] = (Bit8u) ((nativeVar64)>>8); \
((Bit8u *)(hostPtr))[2] = (Bit8u) ((nativeVar64)>>16); \
((Bit8u *)(hostPtr))[3] = (Bit8u) ((nativeVar64)>>24); \
((Bit8u *)(hostPtr))[4] = (Bit8u) ((nativeVar64)>>32); \
((Bit8u *)(hostPtr))[5] = (Bit8u) ((nativeVar64)>>40); \
((Bit8u *)(hostPtr))[6] = (Bit8u) ((nativeVar64)>>48); \
((Bit8u *)(hostPtr))[7] = (Bit8u) ((nativeVar64)>>56); \
}
#define ReadHostWordFromLittleEndian(hostPtr, nativeVar16) { \
(nativeVar16) = ((Bit16u) ((Bit8u *)(hostPtr))[0]) | \
(((Bit16u) ((Bit8u *)(hostPtr))[1])<<8) ; \
}
#define ReadHostDWordFromLittleEndian(hostPtr, nativeVar32) { \
(nativeVar32) = ((Bit32u) ((Bit8u *)(hostPtr))[0]) | \
(((Bit32u) ((Bit8u *)(hostPtr))[1])<<8) | \
(((Bit32u) ((Bit8u *)(hostPtr))[2])<<16) | \
(((Bit32u) ((Bit8u *)(hostPtr))[3])<<24); \
}
#define ReadHostQWordFromLittleEndian(hostPtr, nativeVar64) { \
(nativeVar64) = ((Bit64u) ((Bit8u *)(hostPtr))[0]) | \
(((Bit64u) ((Bit8u *)(hostPtr))[1])<<8) | \
(((Bit64u) ((Bit8u *)(hostPtr))[2])<<16) | \
(((Bit64u) ((Bit8u *)(hostPtr))[3])<<24) | \
(((Bit64u) ((Bit8u *)(hostPtr))[4])<<32) | \
(((Bit64u) ((Bit8u *)(hostPtr))[5])<<40) | \
(((Bit64u) ((Bit8u *)(hostPtr))[6])<<48) | \
(((Bit64u) ((Bit8u *)(hostPtr))[7])<<56); \
}
#endif
#endif /* BX_BOCHS_H */
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