libhd  5.0
v86bios.h
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1 /*
2  * Copyright 1999 Egbert Eich
3  *
4  * Permission to use, copy, modify, distribute, and sell this software and its
5  * documentation for any purpose is hereby granted without fee, provided that
6  * the above copyright notice appear in all copies and that both that
7  * copyright notice and this permission notice appear in supporting
8  * documentation, and that the name of the authors not be used in
9  * advertising or publicity pertaining to distribution of the software without
10  * specific, written prior permission. The authors makes no representations
11  * about the suitability of this software for any purpose. It is provided
12  * "as is" without express or implied warranty.
13  *
14  * THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16  * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
20  * PERFORMANCE OF THIS SOFTWARE.
21  */
22 #ifndef V86_BIOS_H
23 #define V86_BIOS_H
24 
25 #if defined (__i386__) || defined (__i486__) || defined (__i586__) || defined (__i686__) || defined (__k6__)
26 # ifndef __ia32__
27 # define __ia32__
28 # endif
29 #endif
30 
31 #include <stdio.h>
32 
33 #define p_printf(f,a...) do {if (Config.PrintPort) lprintf(f,##a);} \
34  while(0)
35 #define i_printf(f,a...) do {if (Config.PrintIrq) lprintf(f,##a);} \
36  while(0)
37 #define P_printf(f,a...) do {if (Config.PrintPci) lprintf(f,##a);} \
38  while(0)
39 
40 typedef unsigned char CARD8;
41 typedef unsigned short CARD16;
42 typedef unsigned int CARD32;
43 #if defined (__alpha__) || defined (__ia64__)
44 typedef unsigned long memType;
45 #else
46 typedef unsigned int memType;
47 #endif
48 
49 typedef int Bool;
50 
51 #define FALSE 0
52 #define TRUE 1
53 
54 struct config {
70  int Verbose;
71 };
72 
73 struct pio {
80 };
81 
82 struct regs86 {
83  long ebx;
84  long ecx;
85  long edx;
86  long esi;
87  long edi;
88  long ebp;
89  long eax;
90  long eip;
91  long esp;
92  unsigned short cs;
93  unsigned short ss;
94  unsigned short es;
95  unsigned short ds;
96  unsigned short fs;
97  unsigned short gs;
98  long eflags;
99 };
100 
101 typedef struct {
112 
113 typedef struct {
114  int fd;
115  int vt;
116 } console;
117 
118 typedef struct {
119  void* address;
121 } haltpoints;
122 
123 enum dev_type { NONE, ISA, PCI };
124 struct device {
127  union {
128  int none;
129  struct pci {
130  int bus;
131  int dev;
132  int func;
133  } pci;
134  } loc;
135 };
136 
137 extern struct device Device;
138 
139 #ifdef __alpha__
140 unsigned long _bus_base(void);
141 extern void* vram_map;
142 extern int sparse_shift;
143 #endif
144 
145 extern struct pio P;
146 extern struct config Config;
147 #define IOPERM_BITS 1024
148 extern int ioperm_list[IOPERM_BITS];
149 
150 extern void setup_io(void);
151 extern void do_x86(unsigned long bios_start,i86biosRegsPtr regs, int cpuemu);
152 extern int run_bios_int(int num, struct regs86 *regs);
153 extern CARD32 getIntVect(int num);
154 CARD32 getIP(void);
155 
156 extern void call_boot(struct device *dev);
157 extern void runINT(int num,i86biosRegsPtr Regs);
158 extern void add_hlt(unsigned long addr);
159 extern void del_hlt(int addr);
160 extern void list_hlt();
161 
162 extern int port_rep_inb(CARD16 port, CARD8 *base, int d_f, CARD32 count);
163 extern int port_rep_inw(CARD16 port, CARD16 *base, int d_f, CARD32 count);
164 extern int port_rep_inl(CARD16 port, CARD32 *base, int d_f, CARD32 count);
165 extern int port_rep_outb(CARD16 port, CARD8 *base, int d_f, CARD32 count);
166 extern int port_rep_outw(CARD16 port, CARD16 *base, int d_f, CARD32 count);
167 extern int port_rep_outl(CARD16 port, CARD32 *base, int d_f, CARD32 count);
168 extern CARD8 p_inb(CARD16 port);
169 extern CARD16 p_inw(CARD16 port);
170 extern CARD32 p_inl(CARD16 port);
171 extern void p_outb(CARD16 port, CARD8 val);
172 extern void p_outw(CARD16 port, CARD16 val);
173 extern void p_outl(CARD16 port, CARD32 val);
174 #ifdef __alpha__
175 extern CARD8 a_inb(CARD16 port);
176 extern CARD16 a_inw(CARD16 port);
177 extern void a_outb(CARD16 port, CARD8 val);
178 extern void a_outw(CARD16 port, CARD16 val);
179 #endif
180 #ifdef __alpha__
181 CARD8 mem_rb(CARD32 addr);
182 CARD16 mem_rw(CARD32 addr);
183 CARD32 mem_rl(CARD32 addr);
184 void mem_wb(CARD32 addr, CARD8 val);
185 void mem_ww(CARD32 addr, CARD16 val);
186 void mem_wl(CARD32 addr, CARD32 val);
187 #endif
188 extern void io_statistics(void);
189 extern void clear_stat(void);
190 extern int int_handler(int num, struct regs86 *regs);
191 
192 extern console open_console(void);
193 extern void close_console(console);
194 
195 extern void dprint(unsigned long start, unsigned long size);
196 
197 extern Bool logging;
198 extern Bool nostdout;
199 extern char* logfile;
200 extern void logon(void* ptr);
201 extern void logoff();
202 extern void lprintf(const char *f, ...);
203 
204 #define MEM_FILE "/dev/mem"
205 #define DEFAULT_V_BIOS 0xc0000
206 #ifndef V_BIOS
207 #define V_BIOS DEFAULT_V_BIOS
208 #endif
209 
210 #ifdef __alpha__
211 #define NEED_PCI_IO
212 #endif
213 
214 #endif
215