Rev 378 | Rev 425 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1 | ha | 1 | ; |
2 | ; MEMORY MAP |
||
3 | ; |
||
4 | ; Boot: |
||
5 | ; |
||
6 | ; 0:9000 byte bits per pixel |
||
7 | ; 0:9001 word scanline length |
||
8 | ; 0:9008 word vesa video mode |
||
9 | ; 0:900A word X res |
||
10 | ; 0:900C word Y res |
||
11 | ; 0:9010 byte mouse port - not used |
||
12 | ; 0:9014 dword Vesa 1.2 pm bank switch |
||
13 | ; 0:9018 dword Vesa 2.0 LFB address |
||
14 | ; 0:901C byte 0 or 1 : enable MTRR graphics acceleration |
||
15 | ; 0:901D byte not used anymore (0 or 1 : enable system log display) |
||
16 | ; 0:901E byte 0 or 1 : enable direct lfb write, paging disabled |
||
346 | diamond | 17 | ; 0:901F byte DMA write : 1=yes, 2=no |
1 | ha | 18 | ; 0:9020 8bytes pci data |
19 | ; 0:9030 byte VRR start enabled 1, 2-no |
||
20 | ; 0:9031 word IDEContrRegsBaseAddr |
||
76 | mario79 | 21 | ; 0x9040 - dword - entry point of APM BIOS |
22 | ; 0x9044 - word - version (BCD) |
||
23 | ; 0x9046 - word - flags |
||
1 | ha | 24 | ; |
25 | ; Runtime: |
||
26 | ; |
||
14 | poddubny | 27 | ; 0000 -> 1FFF window_data - 256 entries |
1 | ha | 28 | ; |
29 | ; 0000 dword x start |
||
30 | ; 0004 dword y start |
||
31 | ; 0008 dword x size |
||
32 | ; 000C dword y size |
||
33 | ; 0010 dword color of work area |
||
34 | ; 0014 dword color of grab bar |
||
35 | ; 0018 dword color of frames |
||
36 | ; 001C dword window flags, +30 = window drawn, +31 redraw flag |
||
37 | ; |
||
14 | poddubny | 38 | ; 2000 -> 2FFF free |
39 | ; |
||
1 | ha | 40 | ; 3000 -> 4FFF task list - 256 entries |
41 | ; |
||
42 | ; 00 dword process count |
||
43 | ; 04 dword no of processes |
||
44 | ; 10 dword base of running process at 0x3000+ |
||
45 | ; |
||
46 | ; 20 dword application event mask |
||
47 | ; 24 dword PID - process identification number |
||
115 | poddubny | 48 | ; 2a byte slot state: 0=running, 1,2=suspended |
49 | ; 3=zombie, 4=terminate, |
||
50 | ; 5=waiting for event, 9 = not used |
||
1 | ha | 51 | ; 2e byte window number on screen |
52 | ; 30 dword exact position in memory |
||
53 | ; 34 dword counter sum |
||
54 | ; 38 dword time stamp counter add |
||
55 | ; 3c dword cpu usage in cpu timer tics |
||
56 | ; |
||
57 | ; |
||
314 | diamond | 58 | ; 5000 -> 68FF free |
1 | ha | 59 | ; 6900 -> 6EFF saved picture under mouse pointer |
60 | ; |
||
33 | mario79 | 61 | ; 6F00 -> 6FFF free |
1 | ha | 62 | ; |
33 | mario79 | 63 | ; 7000 -> 7FFF used CD driver |
64 | ; |
||
1 | ha | 65 | ; 8000 -> A3FF used FLOPPY driver |
66 | ; |
||
102 | poddubny | 67 | ; A400 -> B0FF free |
8 | poddubny | 68 | |
1 | ha | 69 | ; B100 -> B2FF IDT |
70 | |||
8 | poddubny | 71 | ; B300 -> BFFF free |
72 | |||
1 | ha | 73 | ; C000 -> C3FF window stack C000 no of windows - all in words |
74 | ; C402 -> C7FF window position in stack |
||
75 | ; D000 -> D1FF FDC controller |
||
76 | ; D200 -> D3FF FDC controller for Fat12 |
||
77 | ; D400 -> DFFF free |
||
78 | ; E000 byte multitasking started |
||
79 | ; E020 dword putpixel address |
||
80 | ; E024 dword getpixel address |
||
81 | ; E030 dword Vesa 1.2 pm bank switch address |
||
82 | ; F200 dword mousepicture -pointer |
||
83 | ; F204 dword mouse appearance counter |
||
84 | ; F300 dword x & y temp for windowmove |
||
85 | ; F400 byte no of keys in buffer |
||
86 | ; F401 byte 'buffer' |
||
87 | ; F402 -> F4FF reserved for keys |
||
88 | ; F500 byte no of buttons in buffer |
||
89 | ; F501 dword 'buffer' |
||
90 | ; F502 -> F5FF reserved for buttons |
||
91 | ; F600 dword tsc / second |
||
92 | ; F604 byte mouse port: 1 ps2, 2 com1, 3 com2 |
||
93 | ; FB00 -> FB0F mouse memory 00 chunk count - FB0A-B x - FB0C-D y |
||
94 | ; FB10 -> FB17 mouse color mem |
||
95 | ; FB21 x move |
||
96 | ; FB22 y move |
||
97 | ; FB28 high bits temp |
||
98 | ; FB30 color temp |
||
99 | ; FB40 byte buttons down |
||
100 | ; FB44 byte 0 mouse down -> do not draw |
||
101 | ; FB4A -> FB4D FB4A-B x-under - FB4C-D y-under |
||
102 | ; FBF1 byte bits per pixel |
||
103 | ; FC00 -> FCFE com1/ps2 buffer |
||
104 | ; FCFF com1/ps2 buffer count starting from FC00 |
||
105 | ; FE00 dword screen x size |
||
106 | ; FE04 dword screen y size |
||
107 | ; FE08 dword screen y multiplier |
||
108 | ; FE0C dword screen mode |
||
109 | ; FE80 dword address of LFB in physical |
||
110 | ; FE84 dword address of applications memory start in physical |
||
111 | ; FE88 dword address of button list |
||
112 | ; FE8C dword memory to use |
||
113 | ; FF00 byte 1 = system shutdown request |
||
105 | poddubny | 114 | ; FF01 dword free |
1 | ha | 115 | ; FFF0 byte 1 = redraw background request from app |
116 | ; FFF1 byte 1 = diskette int occur |
||
117 | ; FFF2 write and read bank in screen |
||
118 | ; FFF4 byte 0 if first mouse draw & do not return picture under |
||
119 | ; FFF5 byte 1 do not draw pointer |
||
120 | ; FFFF byte do not change task for 1/100 sec. |
||
121 | ; |
||
13 | poddubny | 122 | ; 10000 -> 3DBFF kernel, 32-bit run-time code (up to 183 Kb) |
123 | ; 3DC00 -> 3EBFF stack at boot time (4Kb) |
||
12 | halyavin | 124 | ; 3EC00 -> 3F5FF basic text font II |
125 | ; 3F600 -> 3FFFF basic text font I |
||
1 | ha | 126 | ; 40000 -> 4FFFF data of retrieved disks and partitions (Mario79) |
22 | poddubny | 127 | |
212 | serge | 128 | ; 50000 -> 50FFF main page directory |
129 | ; 50200 -> 5FFFF pages bitmap |
||
22 | poddubny | 130 | |
212 | serge | 131 | ; 60000 -> 7FFFF free (128 Kb) |
1 | ha | 132 | ; 80000 -> 8FFFF additional app info, in 256 byte steps - 256 entries |
133 | ; |
||
134 | ; 00 11db name of app running |
||
135 | ; 10 108db floating point unit save area |
||
136 | ; 7f byte 0= no fpu saved , 1= fpu saved to 0x10 -> restore |
||
137 | ; 80 dword address of random shaped window area |
||
138 | ; 84 byte shape area scale |
||
115 | poddubny | 139 | ; 88 dword free |
1 | ha | 140 | ; 8C dword application memory size |
141 | ; 90 dword window X position save |
||
142 | ; 94 dword window Y position save |
||
143 | ; 98 dword window X size save |
||
144 | ; 9C dword window Y size save |
||
145 | ; A0 dword IPC memory start |
||
146 | ; A4 dword IPC memory size |
||
147 | ; A8 dword event bits: mouse, stack,.. |
||
66 | diamond | 148 | ; AC dword 0 or debugger slot |
115 | poddubny | 149 | ; B0 dword free |
1 | ha | 150 | ; B4 byte keyboard mode: 0 = keymap, 1 = scancodes |
12 | halyavin | 151 | ; B8 dword physical address of directory table |
66 | diamond | 152 | ; BC dword address of debug event memory |
153 | ; C0 5 dd thread debug registers: DR0,DR1,DR2,DR3,DR7 |
||
1 | ha | 154 | ; |
155 | ; 90000 -> 9FFFF tmp |
||
156 | ; A0000 -> AFFFF screen access area |
||
157 | ; B0000 -> FFFFF bios rest in peace -area |
||
158 | ; 100000 -> 27FFFF diskette image |
||
159 | ; 280000 -> 281FFF ramdisk fat |
||
160 | ; 282000 -> 283FFF floppy fat |
||
161 | ; |
||
13 | poddubny | 162 | ; 284000 -> 29FFFF free (112 Kb) |
1 | ha | 163 | ; |
164 | ; 2A0000 -> 2B00ff wav device data |
||
165 | ; 2C0000 -> 2C3fff button info |
||
166 | ; |
||
167 | ; 0000 word number of buttons |
||
168 | ; first button entry at 0x10 |
||
169 | ; +0000 word process number |
||
170 | ; +0002 word button id number : bits 00-15 |
||
171 | ; +0004 word x start |
||
172 | ; +0006 word x size |
||
173 | ; +0008 word y start |
||
174 | ; +000A word y size |
||
175 | ; +000C word button id number : bits 16-31 |
||
176 | ; |
||
22 | poddubny | 177 | ; 2C4000 -> 2CFFFF free (48Kb) |
178 | ; |
||
1 | ha | 179 | ; 2D0000 -> 2DFFFF reserved port area |
180 | ; |
||
181 | ; 0000 dword no of port areas reserved |
||
182 | ; 0010 dword process id |
||
183 | ; dword start port |
||
184 | ; dword end port |
||
185 | ; dword 0 |
||
186 | ; |
||
187 | ; 2E0000 -> 2EFFFF irq data area |
||
188 | ; 2F0000 -> 2FFFFF low memory save |
||
189 | ; |
||
22 | poddubny | 190 | ; 300000 -> 45FFFF background image, max 1,375 M |
1 | ha | 191 | ; |
192 | ; 460000 -> 5FFFFF display info |
||
193 | ; |
||
194 | ; 600000 -> 6FFFFF hd cache |
||
195 | ; |
||
196 | ; 700000 -> 71ffff tcp memory (128 kb) |
||
10 | poddubny | 197 | ; 720000 -> 75ffff free (256 kb) |
1 | ha | 198 | ; |
199 | ; 760000 -> 76ffff !vrr driver |
||
200 | ; 770000 -> 777fff tcp memory ( 32 kb) |
||
201 | ; |
||
363 | serge | 202 | ; 780000 -> 987FFF TSS and IO map for (8192*8)=65536 ports |
203 | ; (128+8192)*256 = 2129920 = 0x208000 |
||
1 | ha | 204 | ; |
363 | serge | 205 | ; 988000 -> 98AFFF draw_data - 256 entries |
1 | ha | 206 | ; |
207 | ; 00 dword draw limit - x start |
||
208 | ; 04 dword draw limit - y start |
||
209 | ; 08 dword draw limit - x end |
||
210 | ; 0C dword draw limit - y end |
||
211 | ; |
||
14 | poddubny | 212 | ; |
363 | serge | 213 | ; 0x0098B000 -> kernel heap |
378 | serge | 214 | ; |
379 | serge | 215 | ; 0x01FFFFFF heap min limit |
378 | serge | 216 | ; 0x7DBFFFFF heap max limit |
217 | ; 0x7DC00000 -> 0x7FBFFFFF LFB 32Mb |
||
218 | ; 0x7DC00000 -> 0x7E3FFFFF application available LFB 8Mb |
||
219 | ; 0x7E400000 -> 0x7FBFFFFF kernel LFB part 24 Mb |
||
220 | ; 0x7FC00000 -> 0x7FFFFFFF page tables 4Mb |
||
221 | ; 0x80000000 -> 0xFFFFFFFF application 2Gb |
||
1 | ha | 222 |