2014-08-22 20:08:08 +02:00
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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2015-01-08 21:10:22 +01:00
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;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
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2014-08-22 20:08:08 +02:00
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;driver sceletone
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format PE DLL native 0.05
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entry START
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DEBUG equ 1
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API_VERSION equ 0 ;debug
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STRIDE equ 4 ;size of row in devices table
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SRV_GETVERSION equ 0
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section '.flat' code readable writable executable
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include 'proc32.inc'
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include 'struct.inc'
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include 'macros.inc'
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include 'peimport.inc'
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proc START c, state:dword, cmdline:dword
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cmp [state], 1
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jne .exit
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.entry:
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push esi
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if DEBUG
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mov esi, msgInit
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invoke SysMsgBoardStr
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end if
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call detect
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pop esi
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test eax, eax
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jz .fail
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invoke RegService, my_service, service_proc
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ret
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.fail:
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.exit:
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xor eax, eax
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ret
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endp
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proc service_proc stdcall, ioctl:dword
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mov ebx, [ioctl]
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mov eax, [ebx+IOCTL.io_code]
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cmp eax, SRV_GETVERSION
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jne @F
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mov eax, [ebx+IOCTL.output]
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cmp [ebx+IOCTL.out_size], 4
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jne .fail
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mov dword [eax], API_VERSION
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xor eax, eax
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ret
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@@:
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.fail:
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or eax, -1
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ret
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endp
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proc detect
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push ebx
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invoke GetPCIList
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mov ebx, eax
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.next_dev:
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mov eax, [eax+PCIDEV.fd]
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cmp eax, ebx
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jz .err
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mov edx, [eax+PCIDEV.vendor_device_id]
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mov esi, devices
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@@:
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cmp dword [esi], 0
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jz .next_dev
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cmp edx, [esi]
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jz .found
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add esi, STRIDE
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jmp @B
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.found:
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xor eax, eax
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inc eax
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pop ebx
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ret
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.err:
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mov esi, msgFail
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invoke SysMsgBoardStr
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xor eax, eax
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pop ebx
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ret
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endp
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DEVICE_ID equ 1234; pci device id
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VENDOR_ID equ 5678; device vendor id
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;all initialized data place here
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align 4
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devices dd (DEVICE_ID shl 16)+VENDOR_ID
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dd 0 ;terminator
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my_service db 'MY_SERVICE',0 ;max 16 chars include zero
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msgInit db 'detect hardware...',13,10,0
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msgFail db 'device not found',13,10,0
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align 4
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data fixups
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end data
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