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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
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;         0004 dword  y start
31
;         0008 dword  x size
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;         000C dword  y size
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;         0010 dword  color of work area
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;         0014 dword  color of grab bar
35
;         0018 dword  color of frames
36
;         001C dword  window flags, +30 = window drawn, +31 redraw flag
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;
14 poddubny 38
;   2000  ->   2FFF   free
39
;
1 ha 40
;   3000  ->   4FFF   task list      - 256 entries
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;
42
;         00   dword  process count
43
;         04   dword  no of processes
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;         10   dword  base of running process at 0x3000+
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;
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
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;         30   dword  exact position in memory
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;         34   dword  counter sum
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;         38   dword  time stamp counter add
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;         3c   dword  cpu usage in cpu timer tics
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;
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
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;   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