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kolibrios/programs/system/pcidev/trunk/PCIDEV.ASM
Yogev Ezra f68029cd8f pcidev: Split history to separate file; change version number after fix done by CleverMouse 
git-svn-id: svn://kolibrios.org@1981 a494cfbc-eb01-0410-851d-a64ba20cac60
2011-06-25 17:37:07 +00:00

469 lines
13 KiB
NASM
Raw Blame History

;***************************************************************
; project name: PCI Device Enumeration
; target platform: KolibriOS
; compiler: flat assembler 1.68
; version: 2.21
; last update: December 2007
; maintained by: Jason Delozier (cordata51@hotmail.com)
; Sergey Kuzmin (kuzmin_serg@list.ru)
; Mihailov Ilia (ghost.nsk@gmail.com)
; Artem Jerdev (art_zh@yahoo.com)
; project site: http://www.coolthemes.narod.ru/pcidev.html
;***************************************************************
;Summary: This program will attempt to scan the PCI Bus
; and display basic information about each device
; connected to the PCI Bus.
;***************************************************************
include '../../../macros.inc'
;include 'macros.inc'
MEOS_APP_START
CODE
call draw_window
still: mcall 10 ; wait here for event
dec eax ; redraw request ?
jz red
dec eax ; key in buffer ?
jz key
dec eax ; button in buffer ?
jz button
jmp still
red: ; redraw
mcall 9, Proc_Info, -1 ; window redraw requested so get new window coordinates and size
mov eax, [Proc_Info.box.left]; store the window coordinates into the Form Structure
mov [Form + 2], ax ; x start position
mov eax, [Proc_Info.box.top];
mov [Form + 6], ax ; ystart position
mov eax, [Proc_Info.box.width] ;
mov [Form], ax ; window width
mov eax, [Proc_Info.box.height] ;
mov [Form + 4] ,ax ; window height
call draw_window ; go redraw window now
jmp still
key: ; key
mcall 2 ; just read it and ignore
jmp still
button: ; button
mcall 17 ; get id
cmp ah, 1 ; button id = 1 ?
jne still
mcall -1 ; close this program
draw_window:
mov byte [total], 0
mcall 12, 1 ; start of draw
; DRAW WINDOW
mcall 0, dword [Form], dword [Form + 4], 0x13ffffff, 0x805080d0, title
; Insert horizontal bars in list area
mov eax, 13 ; draw bar system function
mov ebx, 18 ; set Xstart position of bar
shl ebx, 16 ;
mov bx, word [Form] ; get width of window
sub bx, 32 ; bar is 32 pixels shorter then window width
mov ecx, 119 * 65536 + 10 ; set Ystart(109) and Height(10) of bar 109
mov edx, 0xC0C0C0 ; set color of bar
again: ;begin draw bar loop
mcall ; draw bar to window area
shr ecx, 16 ; move the Ystart position to working area
add ecx, 34 ; add 34 pixels to Y Start (moves bar down)
cmp cx, word [Form + 4] ; is the Ystart position outside of window area
jae nomo ; if so stop drawing bars
sub ecx, 14 ; if not, we only need 20 pixels between bar tops
shl ecx, 16 ; set that values as Ystart
add ecx, 10 ; Bar Height is always 10 pixels
jmp again ; draw another bar
nomo: ;done drawing bars here
; start PCI stuff
call Get_PCI_Info ; get pci version and last bus, scan for and draw each pci device
; Window inteface
mov cx, [PCI_Version]
add ch, '0'
mov [PCIWin + 85], ch ; 0xBADCODE but it works !
mov ch, cl
shr cl, 4
and ch, 0x0f
add cx, '00'
mov [PCIWin + 87], cx
mov cl, [PCI_LastBus] ; will only work if [PCI_LastBus] < 10
add cl, '0'
mov [PCIWin + 106], cl
mov edx, PCIWin
mov ebx, 20 * 65536 + 25 ; x start, ystart of text
mov ecx, 0x224466 ; color of text
mov eax, 4
@@: movzx esi, byte[edx]
inc edx
mcall
add ebx, 10
add edx, esi
cmp byte[edx], -1
jne @b
; Quantity of devices...
movzx ecx, byte [total] ; number to draw
mcall 47, 0x00020000,,150 * 65536 + 65, 0x224466
mov ah, [MMIO_allowed]
or ah, ah
jz @f
mov ah, [MMIO_Bus] ; =255 if MMIO disabled / not found
and ah, 0x7f
inc ah
jo @f
call Try_MMIO
@@:
mcall 12, 2 ; end of draw
ret
;------------------------------------------------------------------
;* Gets the PCI Version and Last Bus
Get_PCI_Info:
mcall 62, 0
mov word [PCI_Version], ax
mcall 62, 1
mov byte [PCI_LastBus], al
;----------------------------------------------------------
;* Get all devices on PCI Bus
cmp al, 0xff ; 0xFF means no pci bus found
jne Pci_Exists ;
ret ; if no bus then leave
Pci_Exists:
mov byte [V_Bus], 0 ; reset varibles
mov byte [V_Dev], 0 ;
mov edx, 20 * 65536 + 110 ; set start write position
Start_Enum:
mov bl, 6 ; get a dword
mov bh, byte [V_Bus] ; bus of pci device
mov ch, byte [V_Dev] ; device number/function
mov cl, 0 ; offset to device/vendor id
mcall 62 ; get ID's
cmp ax, 0 ; Vendor ID should not be 0 or 0xFFFF
je nextDev ; check next device if nothing exists here
cmp ax, 0xffff ;
je nextDev ;
mov word [PCI_Vendor], ax ; There is a device here, save the ID's
shr eax, 16 ;
mov word [PCI_Device], ax ;
mov bl, 4 ; Read config byte
mov bh, byte [V_Bus] ; Bus #
mov ch, byte [V_Dev] ; Device # on bus
mov cl, 0x08 ; Register to read (Get Revision)
mcall 62 ; Read it
mov byte [PCI_Rev], al ; Save it
mov cl, 0x0b ; Register to read (Get class)
mcall 62 ; Read it
mov byte [PCI_Class], al ; Save it
mov cl, 0x0a ; Register to read (Get Subclass)
mcall 62 ; Read it
mov byte [PCI_SubClass], al; Save it
; by Mario79 august 2006
mov cl, 0x09 ; Register to read (Get Interface)
mcall 62 ; Read it
mov [PCI_Interface], al ; Save it
;
; by Ghost april 2007
mov cl, 0x3c ; Register to read (Get IRQ)
@@: mcall 62 ; Read it
mov [PCI_IRQ], al ; Save it
; by CleverMouse juny 2011
mov cl, 0x0e
mcall 62
push eax
inc byte [total] ; one more device found
call Print_New_Device ; print device info to screen
; don't scan for nonzero functions if zero function says "not multifunction device"
pop eax
test al, al
js nextDev
test byte [V_Dev], 7
jnz nextDev
or byte [V_Dev], 7
nextDev:
inc byte [V_Dev] ; next device on this bus
jnz Start_Enum ; jump until we reach zero
;(used to be JNO which caused bug!!! 30-4-2006, JMD)
mov byte [V_Dev], 0 ; reset device number
inc byte [V_Bus] ; next bus
mov al, byte [PCI_LastBus] ; get last bus
cmp byte [V_Bus], al ; was it last bus
jbe Start_Enum ; if not jump to keep searching
ret
no_ummio_allowed:
xor al,al
mov [MMIO_allowed],al ; re-enter the subroutine
;------------------------------------------------------------------
;* Print device info to screen
Print_New_Device:
xor esi, esi ; default text color
mov cl, [MMIO_allowed]
or cl,cl
jz no_ummio_here
mov ch, byte [V_Bus]
mov cl, byte [V_Dev]
mcall 62, 11 ; detect uMMIO
and ax,0x7fff
inc ax ; -1 returned?
jo no_ummio_allowed
inc ax ; -2 returned?
jo no_ummio_here
inc ax ; -3 returned?
jo no_ummio_here
mov esi, 0x990033 ; highlighted text color
mov bh, byte [V_Bus]
mov bl, byte [V_Dev]
mov byte [MMIO_Bus], bh
mov byte [MMIO_Dev], bl
add bh,'0'
mov [PCIWin + 129], bh ; uMMIO bus
mov al, bl
shr al, 1
shr al, 1
shr al, 1
add al,'0'
mov [PCIWin + 131], al ; uMMIO device
and bl, 7
add bl, '0'
mov [PCIWin + 133], bl ; uMMIO function
no_ummio_here:
movzx ecx,word [PCI_Vendor] ; Pointer to number to be written
mcall 47, 0x00040100 ; Write Vendor ID
and edx, 0xFFFF ;*****************************************
or edx, 54 * 65536 ; X start becomes 54
movzx ecx, word [PCI_Device] ; get Vendor ID
mcall ; Draw Vendor ID to Window
and edx, 0xFFFF ;*****************************************
or edx, 98 * 65536 ; X start becomes 98
movzx ecx, byte [V_Bus] ; get bus number
mcall ,0x00020100 ; draw bus number to screen
and edx, 0xFFFF ;*****************************************
or edx, 128 * 65536 ; X start becomes 128
movzx ecx, byte [V_Dev] ; get device number
shr ecx, 3 ; device number is bits 3-7
mcall ; Draw device Number To Window
and edx, 0xFFFF ;*****************************************
or edx, 155 * 65536 ; X start becomes 155
movzx ecx, byte [V_Dev] ; get Function number
and ecx, 7 ; function is first 3 bits
mcall ; Draw Function Number To Window
and edx, 0xFFFF ;*****************************************
or edx, 179 * 65536 ; X start becomes 179
movzx ecx, byte [PCI_Rev] ; get revision number
mcall ; Draw Revision to screen
and edx, 0xFFFF ;*****************************************
or edx, 215*65536 ; X start becomes 215
movzx ecx, byte [PCI_Class] ; get PCI_Class
mcall ; Draw Class to screen
and edx, 0xFFFF ;*****************************************
or edx, 250*65536 ; X start becomes 250
movzx ecx, byte [PCI_SubClass]; get sub class
mcall ; Draw Sub Class to screen
; from Mario79 august 2006
and edx, 0xFFFF ;*****************************************
or edx, 280 * 65536 ; X start becomes 280
movzx ecx, [PCI_Interface] ; get Interface
mcall
;
; from Ghost april 2007 ;*****************************************
movzx ecx, [PCI_IRQ] ; get Interface
cmp cl, 0x0f ; IRQ between 0..15
ja @f
and edx, 0xFFFF
or edx, 310 * 65536 ; X start becomes 310
mcall
@@:
;
;Write Names
movzx ebx, dx ; Set y position
or ebx, 340 * 65536 ; set Xposition to 340
;------------------------------------------------------------------
; Prints the Vendor's Name based on Vendor ID
;
; Modified on ??-04-2007 by Ghost for size
;------------------------------------------------------------------
mov edx, VendorsTab
mov cx, word[PCI_Vendor]
.fn: mov ax, [edx]
add edx, 6
test ax, ax
jz .find
cmp ax, cx
jne .fn
.find: mov edx, [edx - 4]
mcall 4,, 0x80000000 ; lets print the vendor Name
;------------------------------------------------------------------
; Get description based on Class/Subclass
;
; Modified on ??-04-2007 by Ghost for size
;------------------------------------------------------------------
mov eax, dword [PCI_Class]
and eax, 0xffffff
xor edx, edx
xor esi, esi
.fnc: inc esi
mov ecx, [Classes + esi * 8 - 8]
cmp cx, 0xffff
je .endfc
cmp cx, ax
jne .fnc
test ecx, 0xff000000
jz @f
mov edx, [Classes + esi * 8 - 4]
jmp .fnc
@@: cmp eax, ecx
jne .fnc
xor edx, edx
.endfc: test edx, edx
jnz @f
mov edx, [Classes + esi * 8 - 4]
@@:
and ebx, 0x0000FFFF ; clear X position
or ebx, 0x24E0000 ; set X position to 590 pixels
mcall 4,, 0x80000000,, 32 ; draw the text
movzx edx, bx ; get y coordinate
add edx, 0x0014000A ; add 10 to y coordinate and set x coordinate to 20
mov [gr_pos], edx
ret
;------------------------------------------------------------------
; Get the user-MMIO related info
;
; Added on ??-12-2009 by art_zh
;------------------------------------------------------------------
Try_MMIO:
xor ebx, ebx
mov edx, ebx
mov bh, [MMIO_BAR]
or bx, 12 ; function 12
mov ecx, 4096 ; =1 page to map
mcall 62
mov [MMIO_Map], eax ; store MMIO lin.addr.
mov ecx, 0x80990022 ; print color : red
add bh, '0'
cmp eax, -3
jne @f
mov [bar_um+3], bh
mov ebx, [gr_pos]
mov edx, bar_um
mcall 4
jmp mmio_next_bar
@@:
cmp eax, -4
jne @f
mov [bar_io+3], bh
mov ebx, [gr_pos]
mov edx, bar_io
mcall 4
jmp mmio_next_bar
@@:
cmp bh, '6' ; expansion ROM ?
je @f
mov [bar_ram+3], bh
mov ebx, [gr_pos]
mov edx, bar_ram
mcall 4
jmp mmio_dump
@@:
mov ebx, [gr_pos]
mov edx, bar_rom
mcall 4
mmio_dump:
mov edx, [MMIO_Map]
mov esi, 64
mov ecx, 0x099 ; dump color : blue
add ebx, 10
mov [gr_pos], ebx
mcall 4
mov ecx, [MMIO_Map] ; release the tried page
mcall 62,13
mmio_next_bar:
mov bh, [MMIO_BAR]
inc bh
cmp bh,7
je @f
mov [MMIO_BAR], bh
add [gr_pos], 10
jmp Try_MMIO
@@:
xor bh,bh
mov [MMIO_BAR], bh
ret
include 'vendors.inc'
;------------------------------------------------------------------
; DATA AREA
DATA
Form: dw 800 ; window width (no more, special for 800x600)
dw 100 ; window x start
dw 620 ; window height
dw 20 ; window y start
title db 'PCI Device Enumerator v 2.21 by J.Delozier, S.Kuzmin, V.Hanla, M.Zakiyanov, A.Jerdev', 0
PCIWin mls \
' Don`t forget to enable PCI Access to Applications in Setup Menu.',\
'',\
'PCI Version = x.xx; Last PCI Bus = x',\
'User MMIO channel = 0F.F:F ',\
'Number of PCI units =',\
'',\
'VenID DevID Bus# Dev# Fnc Rev Class Subclass/ IRQ Company Description',\
' Interface',\
'----- ----- ---- ---- --- --- ----- --------- --- ------------------------------------------ ----------------'
bar_ram db 'BARx: MMIO block', 0
bar_io db 'BARx: IO ports',0
bar_um db 'BARx: unmapped',0
bar_rom db 'BAR6: Expansion ROM', 0
;------------------------------------------------------------------
; UNINITIALIZED DATA AREA
UDATA
total db ?
V_Bus db ?
V_Dev db ?
PCI_Version dw ?
PCI_LastBus db ?
PCI_Device dw ?
PCI_Vendor dw ?
PCI_Bus db ?
PCI_Dev db ?
PCI_Rev db ?
; don`t change order!!!
PCI_Class db ?
PCI_SubClass db ?
PCI_Interface db ?
PCI_IRQ db ?
align 4
MMIO_Bus db 255
MMIO_Dev db 255
MMIO_BAR db 0
MMIO_allowed db 1
MMIO_Map rd 8
gr_pos dd ?
Proc_Info process_information
MEOS_APP_END
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