WebSVN – Kolibri OS – Blame – /drivers/netdrv.inc

Rev	Author	Line No.	Line
3545	hidnplayr	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
4449	hidnplayr	3	;; Copyright (C) KolibriOS team 2004-2014. All rights reserved. ;;
3545	hidnplayr	4	;; Distributed under terms of the GNU General Public License ;;
		5	;; ;;
		6	;; GNU GENERAL PUBLIC LICENSE ;;
		7	;; Version 2, June 1991 ;;
		8	;; ;;
		9	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		10
3845	hidnplayr	11	; This macro will prepend driver name to all debug output through DEBUGF macro
		12	; The driver name is taken from my_service label
		13
		14	if defined my_service
		15
		16	macro DEBUGF _level,_format, [args] {
		17	common DEBUGF _level, "%s: " # _format, my_service, args
		18	}
		19
		20	end if
		21
4449	hidnplayr	22	include 'pci.inc'
		23	include 'mii.inc'
		24
3545	hidnplayr	25	; Kernel variables
		26
		27	PAGESIZE = 4096
		28
		29	; network driver types
		30
		31	NET_TYPE_ETH = 1
		32	NET_TYPE_SLIP = 2
		33
		34	; link state
		35
		36	ETH_LINK_DOWN = 0 ; Link is down
		37	ETH_LINK_UNKOWN = 1b ; There could be an active link
		38	ETH_LINK_FD = 10b ; full duplex flag
		39	ETH_LINK_10M = 100b ; 10 mbit
		40	ETH_LINK_100M = 1000b ; 100 mbit
		41	ETH_LINK_1G = 10000b ; gigabit
		42
		43
		44	LAST_IO = 0
		45	macro set_io addr {
		46
		47	if addr = 0
		48	mov edx, [device.io_addr]
		49	else if addr = LAST_IO
		50	else
		51	add edx, addr - LAST_IO
		52	end if
		53
		54	LAST_IO = addr
		55	}
		56
		57	macro allocate_and_clear dest, size, err {
		58
		59	; We need to allocate at least 8 pages, if we want a continuous memory in ram
		60	push edx
		61	if (size < 8*4096) & (size > 4096)
		62	stdcall KernelAlloc, 8*4096
		63	else
		64	stdcall KernelAlloc, size
		65	end if
		66	pop edx
		67
		68	test eax, eax
		69	jz err
		70	mov dest, eax ; Save the address to it into the device struct
		71	mov edi, eax ; look at last part of code!
		72
		73	; Release the unused pages (if any)
		74	if (size < 8*4096) & (size > 4096)
		75	add eax, (size/4096+1)*4096
		76	mov ecx, 8-(size/4096+1)
		77	push edx
		78	call ReleasePages
		79	pop edx
		80	end if
		81
		82	; Clear the allocated buffer
		83	mov ecx, size/4 ; divide by 4 because of DWORD
		84	xor eax, eax
		85	rep stosd
		86
3635	hidnplayr	87	if (size - size/4*4)
		88	mov ecx, size - size/4*4
		89	rep stosb
		90	end if
		91
3545	hidnplayr	92	}
		93
		94
		95	if used null_op
		96	align 4
		97	null_op:
		98	or eax, -1
		99	ret
		100
		101	end if
		102
		103
		104	macro GetRealAddr { ; input and output is eax
		105
		106	push ax
		107	call GetPgAddr
		108	and word[esp], PAGESIZE - 1
		109	or ax, word[esp]
		110	inc esp
		111	inc esp
		112
		113	}
		114
		115	macro NET_DEVICE {
		116
		117	.type dd ? ; Type field
		118	.mtu dd ? ; Maximal Transmission Unit
		119	.name dd ? ; Ptr to 0 terminated string
		120
		121	.unload dd ? ; Ptrs to driver functions
		122	.reset dd ? ;
		123	.transmit dd ? ;
		124
		125	.bytes_tx dq ? ; Statistics, updated by the driver
		126	.bytes_rx dq ? ;
		127	.packets_tx dd ? ;
		128	.packets_rx dd ? ;
		129
		130	.state dd ? ; link state (0 = no link)
		131	.hwacc dd ? ; bitmask stating enabled HW accelerations
		132
		133	.end:
		134	}
		135
		136
		137	macro ETH_DEVICE {
		138	NET_DEVICE
		139
		140	.mac dp ?
		141	dw ? ; qword alignment
		142
		143	}
		144
		145
		146
		147	macro SLIP_DEVICE {
		148	NET_DEVICE
		149
		150	}

Subversion Repositories Kolibri OS

(root)/drivers/netdrv.inc – Rev 4467