mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-19 13:23:27 +03:00
e338e5353f
git-svn-id: svn://kolibrios.org@2014 a494cfbc-eb01-0410-851d-a64ba20cac60
282 lines
10 KiB
PHP
282 lines
10 KiB
PHP
;
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; MEMORY MAP
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;
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; Boot:
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;
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; 0:7C00->7CFF boot_code
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;
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; 0:9000 byte bits per pixel
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; 0:9001 word scanline length
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; 0:9008 word vesa video mode
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; 0:900A word X res
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; 0:900C word Y res
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; 0:9010 byte mouse port - not used
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; 0:9014 dword Vesa 1.2 pm bank switch
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; 0:9018 dword Vesa 2.0 LFB address
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; 0:901C byte 0 or 1 : enable MTRR graphics acceleration
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; 0:901D byte not used anymore (0 or 1 : enable system log display)
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; 0:901E byte 0 or 1 : enable direct lfb write, paging disabled
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; 0:901F byte DMA write : 1=yes, 2=no
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; 0:9020 8bytes pci data
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; 0:9030 byte VRR start enabled 1, 2-no
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; 0:9031 word IDEContrRegsBaseAddr
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; 0x9040 - dword - entry point of APM BIOS
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; 0x9044 - word - version (BCD)
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; 0x9046 - word - flags
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; 0:907F byte number of BIOS hard disks
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; 0:9080 Nbytes BIOS hard disks
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; 0:9100 word available physical memory map: number of blocks
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; 0:9104 available physical memory map: blocks
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;
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; Runtime:
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;
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; 0x00000000 -> 0x7FFFFFFF application 2Gb
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; 0x80000000 -> 0FFF physical page zero - do not write
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; (used by int 13h in some configurations)
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;
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; 0x80001000 -> 2FFF window_data - 256 entries
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;
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; 0000 dword x start
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; 0004 dword y start
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; 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
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; 0018 dword color of frames
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; 001C dword window flags, +30 = window drawn, +31 redraw flag
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;
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; 3000 -> 4FFF task list - 256 entries
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;
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; 00 dword process count
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; 04 dword no of processes
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; 10 dword base of running process at 0x3000+
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;
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; 20 dword application event mask
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; 24 dword PID - process identification number
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; 2a byte slot state: 0=running, 1,2=suspended
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; 3=zombie, 4=terminate,
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; 5=waiting for event, 9 = not used
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; 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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;
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;
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; 5000 -> 73FF << FLOPPY buffer (9k) - fs/fat12.inc
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; 7400 -> 78ff << IDT for int_0x00..int_0x40 + reserv
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; 7900 -> 7EFF << saved picture under mouse pointer (1k5)
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;
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; 7F00 -> 7FFF << SB16_Status (256)
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;
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; XX 8000 -> BFFF free (16k) XX
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; 0x80008000 -> 9FFF ramdisk fat (8k)
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; 0x8000A000 -> BFFF floppy fat (8k)
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; C000 -> C3FF window stack C000 no of windows - all in words
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; C402 -> C7FF window position in stack
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; D000 -> D1FF FDC controller
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; D200 -> D3FF FDC controller for Fat12
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; D400 -> DFFF free (3k)
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; E000 -> F9FF free (6k5)
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; FA00 byte no of keys in buffer
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; FA01 byte 'buffer'
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; FA02 -> FAFF reserved for keys
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; FB00 byte no of buttons in buffer
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; FB01 dword 'buffer'
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; FB02 -> FBFF reserved for buttons
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; FC00 -> FCFE com1/ps2 buffer
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; FCFF com1/ps2 buffer count starting from FC00
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; FD00 -> FDFF free (256)
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; FE00 -> FE0F mouse memory 00 chunk count, that includes:
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; FE08 word -- mouse H-scroll
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; FE0A word -- mouse x
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; FE0C word -- mouse y
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; FE0E word -- mouse V-scroll
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; FE10 -> FB17 mouse color mem
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; FE21 x move
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; FE22 y move
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; FE28 high bits temp
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; FE30 color temp
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; FE40 byte buttons down
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; FE44 byte 0 mouse down -> do not draw
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; FE4A -> FE4D FE4A-B x-under - FE4C-D y-under
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; FEB8 dword putpixel address
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; FEBC dword getpixel address
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; FEC1 byte bits per pixel
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; FEC4 dword mouse appearance counter
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; FEC8 dword x & y temp for windowmove
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; FECC dword tsc / second
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; FED0 dword screen x size
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; FED4 dword screen y size
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; FED8 dword screen y multiplier
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; FEDC dword screen mode
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; FEE4 dword PCIe extended (memory-mappable) config space - physical address
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; FEE8 dword PCIe extended config space limit
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; FEEC word number of 4M-pages needed to map PCIe config space
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; FEEE word PCIe bus range (power-ow-two Mbytes)
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; FEF0 dword physical address of user-accessible static system buffer
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; FEF4 dword physical address of LFB
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; FEF8 dword address of button list
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; FEFC dword memory to use
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; FF00 byte 1 = system shutdown request
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; FF01 byte task activation request?
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; FFE4 -> FFEF background info
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; FFF0 byte >0 if redraw background request from app
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; FFF1 byte >0 if background changed
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; FFF2 write and read bank in screen
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; FFF4 byte 0 if first mouse draw & do not return picture under
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; FFF5 byte 1 do not draw pointer
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; FFFF byte do not change task for 1/100 sec.
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;
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; 0x80010000 -> 6CBFF the kernel (up to 371 Kb)
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; in the current version:
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; -> 00B3C 16-bit code end
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; -> 00C40 16-bit data end
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; -> 105F0 32-bit code start
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; -> 2C889 32-bit code end
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; -> 2FC28..end_of_kernel zero-filled zone after preinit_mem
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; -> 33563 uninitialized globals start
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; -> 3B752 end_of_kernel
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; -> 3C000 not used (>200k)
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; 0x80050000 -> 090000 zero-filled zone after preinit_mem
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; 0x8006CC00 -> 6DBFF stack at boot time (4Kb)
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;
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; 0x8006DC00 -> 6E5FF basic text font II
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; 0x8006E600 -> 6Efff basic text font I
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; 0x8006F000 -> 6FFFF main page directory
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; 0x80070000 -> 7FFFF data of retrieved disks and partitions (Mario79)
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; 0x80080000 -> 8FFFF additional app info, in 256 byte steps - 256 entries
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;
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; 00 11db name of app running
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; 0x10 dword pointer to fpu save area
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; 0x14 dword event count
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; 0x18 dword user fpu exceptoins handler
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; 0x1c dword user sse exceptions handler
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; 20 dword PL0 stack base
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; 24 dword user heap base
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; 28 dword user heap top
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; 2c dword window cursor handle
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; 30 dword first event in list
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; 34 dword last event in list
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; 38 dword first kernel object in list
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; 3c dword last kernel object in list
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; 40 dword thread esp
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; 44 dword io permission map page 0
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; 48 dword io permission map page 1
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; 4c dword debug state: 1= load debug registers
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; 50 dword current directory ptr
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; 54 dword wait timeout
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; 58 dword thread TSS._esp0 (= pl0 stack base + size except for V86)
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; 5C-7F unused
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;
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; 80 dword address of random shaped window area
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; 84 byte shape area scale
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; 88 dword free
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; 8C dword application memory size
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; 90 dword window X position save
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; 94 dword window Y position save
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; 98 dword window X size save
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; 9C dword window Y size save
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; A0 dword IPC memory start
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; A4 dword IPC memory size
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; A8 dword event bits: mouse, stack,..
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; AC dword 0 or debugger slot
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; B0 dword free
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; B4 byte keyboard mode: 0 = keymap, 1 = scancodes
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; B8 dword physical address of directory table
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; BC dword address of debug event memory
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; C0 5 dd thread debug registers: DR0,DR1,DR2,DR3,DR7
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;
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; 0x80090000 -> 9FFFF wav device buffer (64k) ; << SB16Buffer
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; 0x800A0000 -> AFFFF screen access area << VGA legacy buffer
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; 0x800B0000 -> FFFFF bios rest in peace -area (320k), << purpose unknown
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; 0x80100000 -> 283FFF diskette image (1m5)
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; 0x80284000 -> HEAP_BASE zero-filled zone after preinit_mem
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;
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; 0x80284000 -> 28BFFF HDD DMA AREA (32k)
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; 0x8028C000 -> 297FFF free (48k)
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;
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; 0x80298000 -> 29ffff auxiliary table for background smoothing code (32k)
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;
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; 0x802A0000 -> 2Bffff free (128k)
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; 0x80328000 -> 32FFFF !vrr driver (32k)
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; 0x80338000 -> 338FFF draw data - 256 entries (4k)
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; 00 dword draw limit - x start
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; 04 dword draw limit - y start
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; 08 dword draw limit - x end
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; 0C dword draw limit - y end
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; 0x80339000 -> 3BFFF3 free (12k)
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; 0x802C0000 -> 2C3fff button info (8k)
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;
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; 0000 word number of buttons
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; first button entry at 0x10
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; +0000 word process number
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; +0002 word button id number : bits 00-15
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; +0004 word x start
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; +0006 word x size
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; +0008 word y start
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; +000A word y size
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; +000C word button id number : bits 16-31
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;
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; 0x802C4000 -> 2CFFFF free (48k)
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;
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; 0x802D0000 -> 2DFFFF reserved port area (64k)
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;
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; 0000 dword no of port areas reserved
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; 0010 dword process id
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; dword start port
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; dword end port
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; dword 0
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;
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; 0x80370000 -> 37FFFF irq data area (64k)
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; 0x80380000 -> 38FFFF low memory save (64k)
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;
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; 0x80390000 -> 3AFFFF tcp memory (128k)
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; 0x803B0000 -> 3B7FFF tcp memory (32k)
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; 0x803B8000 -> 3BFFFF skin data (32k)
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; 0x803C0000 page map (length b = memsize shr 15)
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; 0x803C0000 + b start of static pagetables
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; 0x803FFFFF <- no direct address translation beyond this point
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; =============================================================
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; 0x805FF000 -> 5FFF80 TSS
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; 0x80600000 -> 601FFF i/o maps
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; 0x80800000 -> kernel heap
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; 0x80FFFFFF heap min limit
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; 0xEFFFFFFF heap max limit
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; 0xF0000000 -> 0xF1FFFFFF PCI-express extended config space
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; 0xFD000000 -> 0xFD3FFFFF static system buffer 4Mb
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; 0xFDC00000 -> 0xFDFFFFFF page tables 4Mb
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; 0xFE000000 -> 0xFFFFFFFF LFB 32Mb
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; 0xFE000000 -> 0xFE7FFFFF application available LFB 8Mb
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; 0xFE800000 -> 0xFFFFFFFF kernel LFB part 24 Mb
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