2 * Copyright (c) 1992, 1993, 1996
3 * Berkeley Software Design, Inc. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Berkeley Software
18 * THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * BSDI doscmd.h,v 2.3 1996/04/08 19:32:32 bostic Exp
32 * $FreeBSD: src/usr.bin/doscmd/doscmd.h,v 1.7.2.1 2002/04/25 11:04:51 tg Exp $
40 #include <sys/param.h>
41 #include <sys/types.h>
54 #include <sys/signalvar.h>
55 #include <machine/sigframe.h>
57 #include <machine/frame.h>
58 #include <machine/psl.h>
59 #include <machine/npx.h>
61 #include <machine/vm86.h>
68 #define drlton(a) ((islower((a)) ? toupper((a)) : (a)) - 'A')
69 #define drntol(a) ((a) + 'A')
72 ** assorted hardware/scope constants
75 #define MAX_AVAIL_SEG 0xa000
79 #define N_PARALS_MAX 3
80 #define N_COMS_MAX 4 /* DOS restriction (sigh) */
82 struct vconnect_area {
84 int magic; /* 0x4242 -> PRB format */
85 u_long passthru[256>>5]; /* bitmap of INTs to handle */
86 u_long magiciret[2]; /* Bounds of "magic" IRET */
88 extern struct vconnect_area vconnect_area;
89 #define IntState vconnect_area.int_state
92 int ParseBuffer(char *, char **, int);
95 #define BIOSDATA ((u_char *)0x400)
96 extern unsigned long rom_config;
100 extern int nparallel;
102 extern volatile int poll_cnt;
103 void bios_init(void);
104 void wakeup_poll(void);
105 void reset_poll(void);
106 void sleep_poll(void);
109 extern time_t delta_clock;
111 void cmos_init(void);
114 int read_config(FILE *fp);
118 int emu_instr(regcontext_t *);
119 void int00(regcontext_t *);
120 void int01(regcontext_t *);
121 void int03(regcontext_t *);
122 void int0d(regcontext_t *);
128 extern int debug_flags;
130 /* Lower 8 bits are int number */
131 #define D_ALWAYS 0x0000100 /* always emit this message */
132 #define D_TRAPS 0x0000200 /* trap-related activity */
133 #define D_FILE_OPS 0x0000400 /* file-related activity */
134 #define D_MEMORY 0x0000800 /* memory-related activity */
135 #define D_HALF 0x0001000 /* "half-implemented" system calls */
136 #define D_FLOAT 0x0002000 /* ??? */
137 #define D_DISK 0x0004000 /* disk (not file) operations */
138 #define D_TRAPS2 0x0008000
139 #define D_PORT 0x0010000 /* port accesses */
140 #define D_EXEC 0x0020000
141 #define D_ITRAPS 0x0040000
142 #define D_REDIR 0x0080000 /* redirector functions */
143 #define D_PRINTER 0x0100000
144 #define D_TRAPS3 0x0200000
145 #define D_DEBUGIN 0x0400000
146 #define D_DOSCALL 0x0800000 /* MS-DOS function results */
147 #define D_XMS 0x1000000 /* XMS calls */
148 #define D_EMS 0x2000000 /* EMS calls */
149 #define D_VIDEO 0x4000000 /* video-related activity */
151 #define TTYF_ECHO 0x00000001
152 #define TTYF_ECHONL 0x00000003
153 #define TTYF_CTRL 0x00000004
154 #define TTYF_BLOCK 0x00000008
155 #define TTYF_POLL 0x00000010
156 #define TTYF_REDIRECT 0x00010000 /* Cannot have 0xffff bits set */
158 #define TTYF_ALL (TTYF_ECHO | TTYF_CTRL | TTYF_REDIRECT)
159 #define TTYF_BLOCKALL (TTYF_ECHO | TTYF_CTRL | TTYF_REDIRECT | TTYF_BLOCK)
161 void unknown_int2(int, int, regcontext_t *);
162 void unknown_int3(int, int, int, regcontext_t *);
163 void unknown_int4(int, int, int, int, regcontext_t *);
164 void fatal(const char *, ...) __printflike(1, 2);
165 void debug(int, const char *, ...) __printflike(2, 3);
166 void dump_regs(regcontext_t *);
168 void debug_unset(int);
169 u_long debug_isset(int);
172 int map_type(int, int *, int *, int *);
175 extern int capture_fd;
180 extern int timer_disable;
181 extern char cmdname[];
182 extern struct timeval boot_time;
183 extern unsigned long *ivec;
186 void call_on_quit(void (*)(void *), void *);
187 void done(regcontext_t *, int);
188 void iomap_port(int, int);
189 int open_prog(char *);
190 void put_dosenv(const char *);
192 int squirrel_fd(int);
196 void ems_entry(regcontext_t *);
199 extern void emuint(regcontext_t *REGS);
202 extern int i386dis(unsigned short, unsigned short,
203 unsigned char *, char *, int);
206 void init_ints(void);
207 int isinhardint(int);
210 void resume_interrupt(void);
213 void set_eoir(int, void (*)(void *), void *);
216 extern void int10(regcontext_t *);
219 extern int init_hdisk(int drive, int cyl, int head, int tracksize,
220 char *file, char *boot_sector);
221 extern int init_floppy(int drive, int type, char *file);
222 extern int disk_fd(int drive);
223 extern void make_readonly(int drive);
224 extern int search_floppy(int i);
225 extern void disk_bios_init(void);
228 void int16(regcontext_t *);
231 void int17(regcontext_t *);
233 void printer_direct(int printer);
234 void printer_spool(int printer, char *print_queue);
235 void printer_timeout(int printer, char *time_out);
238 void int1a(regcontext_t *);
241 extern void int2f(regcontext_t *);
244 extern int int2f_11(regcontext_t *REGS);
245 extern void intff(regcontext_t *REGS);
250 extern void mem_init(void);
251 extern int mem_alloc(int size, int owner, int *biggestp);
252 extern int mem_adjust(int addr, int size, int *availp);
253 extern void mem_free_owner(int owner);
254 extern void mem_change_owner(int addr, int owner);
257 void int33(regcontext_t *);
258 void mouse_init(void);
264 void define_input_port_handler(int, unsigned char (*)(int));
265 void define_output_port_handler(int, void (*)(int, unsigned char));
266 void inb(regcontext_t *, int);
267 unsigned char inb_port(int);
268 unsigned char inb_speaker(int);
269 unsigned char inb_traceport(int);
270 void init_io_port_handlers(void);
271 void insb(regcontext_t *, int);
272 void insx(regcontext_t *, int);
273 void inx(regcontext_t *, int);
274 void outb(regcontext_t *, int);
275 void outb_port(int, unsigned char);
276 void outb_speaker(int, unsigned char);
277 void outb_traceport(int, unsigned char);
278 void outsb(regcontext_t *, int);
279 void outsx(regcontext_t *, int);
280 void outx(regcontext_t *, int);
281 void speaker_init(void);
284 extern void setver(char *, short);
285 extern short getver(char *);
288 extern struct sigframe *saved_sigframe;
289 extern regcontext_t *saved_regcontext;
290 extern int saved_valid;
291 extern void setsignal(int s, void (*h)(struct sigframe *));
294 extern void timer_init(void);
297 extern int resettrace(regcontext_t *);
298 extern void tracetrap(regcontext_t *);
301 extern void get_raw_extmemory_info(regcontext_t *REGS);
302 extern int int2f_43(regcontext_t *REGS);
303 extern void initHMA(void);
304 extern void xms_init(void);
305 extern u_long xms_maxsize;
307 /****************************** dirty below here *****************************/extern int nmice;