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kolibrios/kernel/branches/net/drivers/3c59x.asm
hidnplayr 7d3a0d9fb0 Bugfix in 3com network driver concerning tx reset on transmit.
git-svn-id: svn://kolibrios.org@1545 a494cfbc-eb01-0410-851d-a64ba20cac60
2010-08-01 17:39:54 +00:00

2989 lines
66 KiB
NASM

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2010. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; 3Com network driver for KolibriOS ;;
;; ;;
;; Ported to KolibriOS net-branch by hidnplayr (28/05/10) ;;
;; ;;
;; Thanks to: scrap metal recyclers, whom provide me with ;;
;; loads of hardware ;;
;; diamond: who makes me understand KolibriOS ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; 3C59X.INC ;;
;; ;;
;; Ethernet driver for Menuet OS ;;
;; ;;
;; Driver for 3Com fast etherlink 3c59x and ;;
;; etherlink XL 3c900 and 3c905 cards ;;
;; References: ;;
;; www.3Com.com - data sheets ;;
;; DP83840A.pdf - ethernet physical layer ;;
;; 3c59x.c - linux driver ;;
;; ethernet driver template by Mike Hibbett ;;
;; ;;
;; Credits ;;
;; Mike Hibbett, ;;
;; who kindly supplied me with a 3Com905C-TX-M card ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; Copyright (c) 2004, Endre Kozma <endre.kozma@axelero.hu>
;; All rights reserved.
;;
;; Redistribution and use in source and binary forms, with or without
;; modification, are permitted provided that the following conditions are
;; met:
;;
;; 1. Redistributions of source code must retain the above copyright notice,
;; this list of conditions and the following disclaimer.
;;
;; 2. Redistributions in binary form must reproduce the above copyright
;; notice, this list of conditions and the following disclaimer in the
;; documentation and/or other materials provided with the distribution.
;;
;; 3. The name of the author may not be used to endorse or promote products
;; derived from this software without specific prior written permission.
;;
;; THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
;; IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
;; OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
;; IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
;; INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
;; NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
;; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
;; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
;; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
;; THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
;;
;; History
;; =======
;; $Log: 3C59X.INC,v $
;; Revision 1.3 2004/07/11 12:21:12 kozma
;; Support of vortex chips (3c59x) added.
;; Support of 3c920 and 3c982 added.
;; Corrections.
;;
;; Revision 1.2 2004/06/12 19:40:20 kozma
;; Function e3c59x_set_available_media added in order to set
;; the default media in case auto detection finds no valid link.
;; Incorrect mii check removed (3c900 Cyclone works now).
;; Cleanups.
;;
;; Revision 1.1 2004/06/12 18:27:15 kozma
;; Initial revision
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
format MS COFF
API_VERSION equ 0x01000100
DRIVER_VERSION equ 5
MAX_DEVICES equ 16
FORCE_FD equ 0 ; forcing full duplex mode makes sense at some cards and link types
PROMISCIOUS equ 0 ; enables promiscous mode
DEBUG equ 1
__DEBUG__ equ 1
__DEBUG_LEVEL__ equ 1
include 'proc32.inc'
include 'imports.inc'
include 'fdo.inc'
include 'netdrv.inc'
public START
public service_proc
public version
struc DPD { ; Download Packet Descriptor
.next_ptr dd ?
.frame_start_hdr dd ?
.frag_addr dd ? ; for packet data
.frag_len dd ? ; for packet data
.realaddr dd ?
.size = 32
}
virtual at 0
dpd DPD
end virtual
struc UPD { ; Upload Packet Descriptor
.next_ptr dd ?
.pkt_status dd ?
.frag_addr dd ?
.frag_len dd ? ; for packet data
.realaddr dd ?
.size = 32
}
virtual at 0
upd UPD
end virtual
; Ethernet frame symbols
ETH_ALEN equ 6
ETH_HLEN equ (2*ETH_ALEN+2)
ETH_ZLEN equ 60 ; 60 + 4bytes auto payload for
; mininmum 64bytes frame length
; Registers
REG_POWER_MGMT_CTRL equ 0x7c
REG_UP_LIST_PTR equ 0x38
REG_UP_PKT_STATUS equ 0x30
REG_TX_FREE_THRESH equ 0x2f
REG_DN_LIST_PTR equ 0x24
REG_DMA_CTRL equ 0x20
REG_TX_STATUS equ 0x1b
REG_RX_STATUS equ 0x18
REG_TX_DATA equ 0x10
; Common window registers
REG_INT_STATUS equ 0xe
REG_COMMAND equ 0xe
; Register window 7
REG_MASTER_STATUS equ 0xc
REG_POWER_MGMT_EVENT equ 0xc
REG_MASTER_LEN equ 0x6
REG_VLAN_ETHER_TYPE equ 0x4
REG_VLAN_MASK equ 0x0
REG_MASTER_ADDRESS equ 0x0
; Register window 6
REG_BYTES_XMITTED_OK equ 0xc
REG_BYTES_RCVD_OK equ 0xa
REG_UPPER_FRAMES_OK equ 0x9
REG_FRAMES_DEFERRED equ 0x8
REG_FRAMES_RCVD_OK equ 0x7
REG_FRAMES_XMITTED_OK equ 0x6
REG_RX_OVERRUNS equ 0x5
REG_LATE_COLLISIONS equ 0x4
REG_SINGLE_COLLISIONS equ 0x3
REG_MULTIPLE_COLLISIONS equ 0x2
REG_SQE_ERRORS equ 0x1
REG_CARRIER_LOST equ 0x0
; Register window 5
REG_INDICATION_ENABLE equ 0xc
REG_INTERRUPT_ENABLE equ 0xa
REG_TX_RECLAIM_THRESH equ 0x9
REG_RX_FILTER equ 0x8
REG_RX_EARLY_THRESH equ 0x6
REG_TX_START_THRESH equ 0x0
; Register window 4
REG_UPPER_BYTES_OK equ 0xe
REG_BAD_SSD equ 0xc
REG_MEDIA_STATUS equ 0xa
REG_PHYSICAL_MGMT equ 0x8
REG_NETWORK_DIAGNOSTIC equ 0x6
REG_FIFO_DIAGNOSTIC equ 0x4
REG_VCO_DIAGNOSTIC equ 0x2 ; may not supported
; Bits in register window 4
BIT_AUTOSELECT equ 24
; Register window 3
REG_TX_FREE equ 0xc
REG_RX_FREE equ 0xa
REG_MEDIA_OPTIONS equ 0x8
REG_MAC_CONTROL equ 0x6
REG_MAX_PKT_SIZE equ 0x4
REG_INTERNAL_CONFIG equ 0x0
; Register window 2
REG_RESET_OPTIONS equ 0xc
REG_STATION_MASK_HI equ 0xa
REG_STATION_MASK_MID equ 0x8
REG_STATION_MASK_LO equ 0x6
REG_STATION_ADDRESS_HI equ 0x4
REG_STATION_ADDRESS_MID equ 0x2
REG_STATION_ADDRESS_LO equ 0x0
; Register window 1
REG_TRIGGER_BITS equ 0xc
REG_SOS_BITS equ 0xa
REG_WAKE_ON_TIMER equ 0x8
REG_SMB_RXBYTES equ 0x7
REG_SMB_DIAG equ 0x5
REG_SMB_ARB equ 0x4
REG_SMB_STATUS equ 0x2
REG_SMB_ADDRESS equ 0x1
REG_SMB_FIFO_DATA equ 0x0
; Register window 0
REG_EEPROM_DATA equ 0xc
REG_EEPROM_COMMAND equ 0xa
REG_BIOS_ROM_DATA equ 0x8
REG_BIOS_ROM_ADDR equ 0x4
; Physical management bits
BIT_MGMT_DIR equ 2 ; drive with the data written in mgmtData
BIT_MGMT_DATA equ 1 ; MII management data bit
BIT_MGMT_CLK equ 0 ; MII management clock
; MII commands
MII_CMD_MASK equ (1111b shl 10)
MII_CMD_READ equ (0110b shl 10)
MII_CMD_WRITE equ (0101b shl 10)
; MII registers
REG_MII_BMCR equ 0 ; basic mode control register
REG_MII_BMSR equ 1 ; basic mode status register
REG_MII_ANAR equ 4 ; auto negotiation advertisement register
REG_MII_ANLPAR equ 5 ; auto negotiation link partner ability register
REG_MII_ANER equ 6 ; auto negotiation expansion register
; MII bits
BIT_MII_AUTONEG_COMPLETE equ 5 ; auto-negotiation complete
BIT_MII_PREAMBLE_SUPPRESSION equ 6
; eeprom bits and commands
EEPROM_CMD_READ equ 0x80
EEPROM_BIT_BUSY equ 15
; eeprom registers
EEPROM_REG_OEM_NODE_ADDR equ 0xa
EEPROM_REG_CAPABILITIES equ 0x10
; Commands for command register
SELECT_REGISTER_WINDOW equ (1 shl 11)
IS_VORTEX equ 0x1
IS_BOOMERANG equ 0x2
IS_CYCLONE equ 0x4
IS_TORNADO equ 0x8
EEPROM_8BIT equ 0x10
HAS_PWR_CTRL equ 0x20
HAS_MII equ 0x40
HAS_NWAY equ 0x80
HAS_CB_FNS equ 0x100
INVERT_MII_PWR equ 0x200
INVERT_LED_PWR equ 0x400
MAX_COLLISION_RESET equ 0x800
EEPROM_OFFSET equ 0x1000
HAS_HWCKSM equ 0x2000
EXTRA_PREAMBLE equ 0x4000
; Status
IntLatch equ 0x0001
HostError equ 0x0002
TxComplete equ 0x0004
TxAvailable equ 0x0008
RxComplete equ 0x0010
RxEarly equ 0x0020
IntReq equ 0x0040
StatsFull equ 0x0080
DMADone equ 0x0100
DownComplete equ 0x0200
UpComplete equ 0x0400
DMAInProgress equ 0x0800 ; 1 shl 11 (DMA controller is still busy)
CmdInProgress equ 0x1000 ; 1 shl 12 (EL3_CMD is still busy)
S_5_INTS equ HostError + RxEarly + UpComplete + DownComplete ;+ TxComplete + RxComplete + TxAvailable
; Commands
TotalReset equ 0 shl 11
SelectWindow equ 1 shl 11
StartCoax equ 2 shl 11
RxDisable equ 3 shl 11
RxEnable equ 4 shl 11
RxReset equ 5 shl 11
UpStall equ 6 shl 11
UpUnstall equ (6 shl 11)+1
DownStall equ (6 shl 11)+2
DownUnstall equ (6 shl 11)+3
RxDiscard equ 8 shl 11
TxEnable equ 9 shl 11
TxDisable equ 10 shl 11
TxReset equ 11 shl 11
FakeIntr equ 12 shl 11
AckIntr equ 13 shl 11
SetIntrEnb equ 14 shl 11
SetStatusEnb equ 15 shl 11
SetRxFilter equ 16 shl 11
SetRxThreshold equ 17 shl 11
SetTxThreshold equ 18 shl 11
SetTxStart equ 19 shl 11
StartDMAUp equ 20 shl 11
StartDMADown equ (20 shl 11)+1
StatsEnable equ 21 shl 11
StatsDisable equ 22 shl 11
StopCoax equ 23 shl 11
SetFilterBit equ 25 shl 11
; Rx mode bits
RxStation equ 1
RxMulticast equ 2
RxBroadcast equ 4
RxProm equ 8
; RX/TX buffers sizes
MAX_ETH_PKT_SIZE equ 1536 ; max packet size
NUM_RX_DESC equ 4 ; a power of 2 number
NUM_TX_DESC equ 4 ; a power of 2 number
MAX_ETH_FRAME_SIZE equ 1520 ; size of ethernet frame + bytes alignment
virtual at ebx
device:
ETH_DEVICE
.dpd_buffer rd (dpd.size*NUM_TX_DESC)/4
.upd_buffer rd (upd.size*NUM_RX_DESC)/4
.curr_upd dd ?
.prev_dpd dd ?
.io_addr dd ?
.pci_bus db ?
.pci_dev db ?
.irq_line db ?
.prev_tx_frame dd ?
.ver_id db ?
.full_bus_master db ?
.has_hwcksm db ?
.preamble db ?
.dn_list_ptr_cleared db ?
.size = $ - device
end virtual
section '.flat' code readable align 16
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; proc START ;;
;; ;;
;; (standard driver proc) ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 4
proc START stdcall, state:dword
cmp [state], 1
jne .exit
.entry:
DEBUGF 1,"Loading 3com network driver\n"
stdcall RegService, my_service, service_proc
ret
.fail:
.exit:
xor eax, eax
ret
endp
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; proc SERVICE_PROC ;;
;; ;;
;; (standard driver proc) ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 4
proc service_proc stdcall, ioctl:dword
mov edx, [ioctl]
mov eax, [IOCTL.io_code]
;------------------------------------------------------
cmp eax, 0 ;SRV_GETVERSION
jne @F
cmp [IOCTL.out_size], 4
jl .fail
mov eax, [IOCTL.output]
mov [eax], dword API_VERSION
xor eax, eax
ret
;------------------------------------------------------
@@:
cmp eax, 1 ;SRV_HOOK
jne .fail
cmp [IOCTL.inp_size], 3 ; Data input must be at least 3 bytes
jl .fail
mov eax, [IOCTL.input]
cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given
jne .fail ; other types of this hardware dont exist
; check if the device is already listed
mov ecx, [VORTEX_DEVICES]
test ecx, ecx
jz .maybeboomerang
mov esi, VORTEX_LIST
mov eax, [IOCTL.input] ; get the pci bus and device numbers
mov ax , [eax+1] ;
.nextdevice:
mov ebx, [esi]
cmp ax , word [device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte)
je .find_devicenum ; Device is already loaded, let's find it's device number
add esi, 4
loop .nextdevice
.maybeboomerang:
mov ecx, [BOOMERANG_DEVICES]
test ecx, ecx
jz .firstdevice
mov esi, BOOMERANG_LIST
mov eax, [IOCTL.input] ; get the pci bus and device numbers
mov ax , [eax+1] ;
.nextdevice2:
mov ebx, [esi]
cmp ax , word [device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte)
je .find_devicenum ; Device is already loaded, let's find it's device number
add esi, 4
loop .nextdevice2
; This device doesnt have its own eth_device structure yet, lets create one
.firstdevice:
mov ecx, [BOOMERANG_DEVICES]
add ecx, [VORTEX_DEVICES]
cmp ecx, MAX_DEVICES ; First check if the driver can handle one more card
jge .fail
allocate_and_clear ebx, device.size, .fail ; Allocate the buffer for device structure
; Fill in the direct call addresses into the struct
mov [device.reset], reset
mov [device.transmit], null_op
mov [device.get_MAC], read_mac
mov [device.set_MAC], write_mac
mov [device.unload], null_op
mov [device.name], my_service
; save the pci bus and device numbers
mov eax, [IOCTL.input]
mov cl , [eax+1]
mov [device.pci_bus], cl
mov cl , [eax+2]
mov [device.pci_dev], cl
; Now, it's time to find the base io addres of the PCI device
find_io [device.pci_bus], [device.pci_dev], [device.io_addr]
; We've found the io address, find IRQ now
find_irq [device.pci_bus], [device.pci_dev], [device.irq_line]
DEBUGF 1,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\
[device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:4
; Ok, the eth_device structure is ready, let's probe the device
call probe ; this function will output in eax
test eax, eax
jnz .err ; If an error occured, exit
movzx ecx, [device.ver_id]
test word [hw_versions+2+ecx*4], IS_VORTEX
jz .not_vortex
mov eax, [VORTEX_DEVICES] ; Add the device structure to our device list
mov [VORTEX_LIST+4*eax], ebx ; (IRQ handler uses this list to find device)
inc [VORTEX_DEVICES] ;
.register:
mov [device.type], NET_TYPE_ETH
call NetRegDev
cmp eax, -1
je .destroy
call start_device
ret
.not_vortex:
mov eax, [BOOMERANG_DEVICES] ; Add the device structure to our device list
mov [BOOMERANG_LIST+4*eax], ebx ; (IRQ handler uses this list to find device)
inc [BOOMERANG_DEVICES]
jmp .register
; If the device was already loaded, find the device number and return it in eax
.find_devicenum:
DEBUGF 1,"Trying to find device number of already registered device\n"
call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx
; into a device number in edi
mov eax, edi ; Application wants it in eax instead
DEBUGF 1,"Kernel says: %u\n", eax
ret
; If an error occured, remove all allocated data and exit (returning -1 in eax)
.destroy:
; todo: reset device into virgin state
.err:
stdcall KernelFree, ebx
.fail:
or eax, -1
ret
;------------------------------------------------------
endp
;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;;
;; ;;
;; Actual Hardware dependent code starts here ;;
;; ;;
;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;;
;***************************************************************************
; Function
; probe
; Description
; Searches for an ethernet card, enables it and clears the rx buffer
; Destroyed registers
; eax, ebx, ecx, edx, edi, esi
;
;***************************************************************************
align 4
probe:
DEBUGF 1,"Probing 3com card\n"
make_bus_master [device.pci_bus], [device.pci_dev]
; wake up the card
call wake_up
movzx ecx, [device.pci_bus]
movzx edx, [device.pci_dev]
stdcall PciRead32, ecx ,edx ,0 ; get device/vendor id
DEBUGF 1,"Vendor id: 0x%x\n", ax
cmp ax , 0x10B7
jne .notfound
shr eax, 16
DEBUGF 1,"Vendor ok!, device id: 0x%x\n", ax
; get chip version
mov ecx, HW_VERSIONS_SIZE/4-1
.loop:
cmp ax , [hw_versions+ecx*4]
jz .found
loop .loop
DEBUGF 1,"ecx: %u\n", ecx
.notfound:
DEBUGF 1,"Device id not found in list!\n"
or eax, -1
ret
.found:
mov esi, [hw_str+ecx*4]
DEBUGF 1,"Hardware type: %s\n", esi
mov [device.name], esi
mov [device.ver_id], cl
test word [hw_versions+2+ecx*4], HAS_HWCKSM
setnz [device.has_hwcksm]
; set pci latency for vortex cards
test word [hw_versions+2+ecx*4], IS_VORTEX
jz .not_vortex
mov eax, 11111000b ; 248 = max latency
movzx ecx, [device.pci_bus]
movzx edx, [device.pci_dev]
stdcall PciWrite32, ecx, edx, PCI_REG_LATENCY, eax
.not_vortex:
; set RX/TX functions
mov ax, EEPROM_REG_CAPABILITIES
call read_eeprom
test al, 100000b ; full bus master?
setnz [device.full_bus_master]
jnz .boomerang_func
mov [device.transmit], vortex_transmit
DEBUGF 1,"Device is a vortex type\n"
DEBUGF 1,"I'm sorry but vortex code hasnt been tested yet\n"
DEBUGF 1,"Please contact me on hidnplayr@kolibrios.org\n"
DEBUGF 1,"If you can help me finish it!\n"
or eax, -1
ret
jmp @f
.boomerang_func: ; full bus master, so use boomerang functions
mov [device.transmit], boomerang_transmit
DEBUGF 1,"Device is a boomerang type\n"
@@:
call read_mac_eeprom
test byte [device.full_bus_master], 0xff
jz .set_preamble
; switch to register window 2
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+2
out dx, ax
; activate xcvr by setting some magic bits
set_io REG_RESET_OPTIONS
in ax, dx
and ax, not 0x4010
movzx ecx, [device.ver_id]
test word [ecx*4+hw_versions+2], INVERT_LED_PWR
jz @f
or al, 0x10
@@:
test word [ecx*4+hw_versions+2], INVERT_MII_PWR
jz @f
or ah, 0x40
@@:
out dx, ax
.set_preamble:
; use preamble as default
mov byte [device.preamble], 1 ; enable preamble
call global_reset
;--------------------------
; RESET
align 4
reset:
movzx eax, [device.irq_line]
DEBUGF 1,"Attaching int handler to irq %x\n",eax:1
movzx ecx, [device.ver_id]
test word [hw_versions+2+ecx*4], IS_VORTEX
jz .not_vortex
mov esi, int_vortex
jmp .reg_int
.not_vortex:
mov esi, int_boomerang
.reg_int:
stdcall AttachIntHandler, eax, esi, dword 0
test eax, eax
jnz @f
DEBUGF 1,"\nCould not attach int handler!\n"
; or eax, -1
; ret
@@:
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW + 0
out dx, ax
mov ax, StopCoax
out dx, ax ; stop transceiver
mov ax, SELECT_REGISTER_WINDOW + 4
out dx, ax ; disable UTP
set_io REG_MEDIA_STATUS
mov ax, 0x0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW + 0
out dx, ax
set_io REG_FIFO_DIAGNOSTIC
mov ax, 0
out dx, ax ; disable card
mov ax, 1
out dx, ax ; enable card
call write_mac
;<<<<<<<<<<<<<<
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW + 1
out dx, ax
mov ecx, 32
set_io 0x0b
.loop:
in al, dx
loop .loop
; Get rid of stary ints
set_io REG_COMMAND
mov ax, AckIntr + 0xff
out dx, ax
mov ax, SetStatusEnb + S_5_INTS
out dx, ax
mov ax, SetIntrEnb + S_5_INTS
out dx, ax
call set_rx_mode
call set_active_port
;>>>>>>>>>>
call create_rx_ring
call rx_reset
call tx_reset
;>>>>>>>>>>>>>>>>>>
set_io 0
set_io REG_COMMAND
mov ax, RxEnable
out dx, ax
mov ax, TxEnable
out dx, ax
set_io REG_COMMAND
mov ax, SetRxThreshold + 208
out dx, ax
mov ax, SetTxThreshold + 60 ;16 ; recommended by the manual :)
out dx, ax
mov ax, SELECT_REGISTER_WINDOW + 1
out dx, ax
xor eax, eax
; clear packet/byte counters
lea edi, [device.bytes_tx]
mov ecx, 6
rep stosd
; Set the mtu, kernel will be able to send now
mov [device.mtu], 1514
ret
align 4
start_device:
DEBUGF 1,"Starting the device\n"
set_io 0
set_io REG_COMMAND
mov ax, SetTxThreshold + 60 ;2047 ; recommended by the manual :)
out dx, ax
call check_tx_status
set_io 0
set_io REG_COMMAND
; switch to register window 4
mov ax, SELECT_REGISTER_WINDOW+4
out dx, ax
; wait for linkDetect
set_io REG_MEDIA_STATUS
mov ecx, 20 ; wait for max 2s
.link_detect_loop:
mov esi, 100
call Sleep ; 100 ms
in ax, dx
test ah, 1000b ; linkDetect
jnz @f
loop .link_detect_loop
DEBUGF 1,"Link detect timed-out!\n"
@@:
; print link type
xor eax, eax
bsr ax, word [device.mode]
jz @f
sub ax, 4
@@:
mov esi, [link_str+eax*4]
DEBUGF 1,"Established Link type: %s\n", esi
; enable interrupts
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW + 1
out dx, ax
mov ax, AckIntr + 0xff
out dx, ax
mov ax, SetStatusEnb + S_5_INTS
out dx, ax
mov ax, SetIntrEnb + S_5_INTS
out dx, ax
ret
align 4
set_rx_mode:
DEBUGF 1,"Setting RX mode\n"
set_io 0
set_io REG_COMMAND
if defined PROMISCIOUS
mov ax, SetRxFilter + RxStation + RxMulticast + RxBroadcast + RxProm
else if defined ALLMULTI
mov ax, SetRxFilter + RxStation + RxMulticast + RxBroadcast
else
mov ax, SetRxFilter + RxStation + RxBroadcast
end if
out dx, ax
ret
;***************************************************************************
; Function
; global_reset
; Description
; resets the device
; Parameters:
; ebp - io_addr
; Return value:
; Destroyed registers
; ax, ecx, edx, esi
;
;***************************************************************************1
align 4
global_reset:
DEBUGF 1,"Global reset..\n"
; GlobalReset
set_io 0
set_io REG_COMMAND
xor eax, eax
; or al, 0x14
out dx, ax
; wait for GlobalReset to complete
mov ecx, 64000
.loop:
in ax , dx
test ah , 10000b ; check CmdInProgress
loopz .loop
DEBUGF 1,"Waiting for nic to boot..\n"
; wait for 2 seconds for NIC to boot
mov esi, 2000
call Sleep ; 2 seconds
DEBUGF 1,"Ok!\n"
ret
;***************************************************************************
; Function
; tx_reset
; Description
; resets and enables transmitter engine
;
;***************************************************************************
align 4
tx_reset:
DEBUGF 1,"tx reset\n"
; TxReset
set_io 0
set_io REG_COMMAND
mov ax, TxReset
out dx, ax
; Wait for TxReset to complete
mov ecx, 200000
.tx_reset_loop:
in ax, dx
test ah, 10000b ; check CmdInProgress
jz .tx_set_prev
dec ecx
jnz .tx_reset_loop
.tx_set_prev:
; init last_dpd
lea eax, [device.dpd_buffer + (NUM_TX_DESC-1)*dpd.size]
mov [device.prev_dpd], eax
.tx_enable:
ret
;***************************************************************************
; Function
; rx_reset
; Description
; resets and enables receiver engine
;
;***************************************************************************
align 4
rx_reset:
DEBUGF 1,"rx reset\n"
set_io 0
set_io REG_COMMAND
mov ax, RxReset or 0x4
out dx, ax
; wait for RxReset to complete
mov ecx, 200000
.loop:
in ax, dx
test ah, 10000b ; check CmdInProgress
jz .done
dec ecx
jnz .loop
.done:
lea eax, [device.upd_buffer]
mov [device.curr_upd], eax
GetRealAddr
set_io 0
set_io REG_UP_LIST_PTR
out dx, eax
.rx_enable:
ret
align 4
create_rx_ring:
; create upd ring
lea eax, [device.upd_buffer]
GetRealAddr
mov edi, eax ; real addr of first descr
lea esi, [device.upd_buffer] ; ptr to first descr
lea edx, [device.upd_buffer + (NUM_RX_DESC-1)*upd.size] ; ptr to last descr
mov ecx, NUM_RX_DESC
.upd_loop:
mov [edx + upd.next_ptr], edi
push ecx edx
stdcall KernelAlloc, MAX_ETH_FRAME_SIZE
pop edx ecx
mov [esi + upd.realaddr], eax
call GetPgAddr
mov [esi + upd.frag_addr], eax
and [esi + upd.pkt_status], 0
mov [esi + upd.frag_len], MAX_ETH_FRAME_SIZE or (1 shl 31)
DEBUGF 1,"UPD: lin=%x phys=%x len=%x next ptr=%x\n", [esi+upd.realaddr]:8, [esi+upd.frag_addr]:8, [esi+upd.frag_len]:8, edi
DEBUGF 1,"UPD: cur=%x prev=%x\n", esi, edx
mov edx, esi
add esi, upd.size
add edi, upd.size
dec ecx
jnz .upd_loop
ret
;---------------------------------------------------------------------------
; Function
; try_link_detect
; Description
; try_link_detect checks if link exists
; Parameters
; ebx = device structure
; Return value
; al - 0 ; no link detected
; al - 1 ; link detected
; Destroyed registers
; eax, ebx, ecx, edx, edi, esi
;
;---------------------------------------------------------------------------
align 4
try_link_detect:
DEBUGF 1,"trying to detect link\n"
; create self-directed packet
stdcall KernelAlloc, 20 ; create a buffer for the self-directed packet
test eax, eax
jz .fail
pushd 20 ; Packet parameters for device.transmit
push eax ;
mov edi, eax
lea esi, [device.mac]
movsw
movsd
sub esi, 6
movsw
movsd
mov ax , 0x0608
stosw
; download self-directed packet
call [device.transmit]
; switch to register window 4
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+4
out dx, ax
; See if we have received the packet by now..
cmp [device.packets_rx], 0
jnz .link_detected
; switch to register window 4
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+4
out dx, ax
; read linkbeatdetect
set_io REG_MEDIA_STATUS
in ax, dx
test ah, 1000b ; test linkBeatDetect
jnz .link_detected
xor al, al
jmp .finish
.link_detected:
DEBUGF 1,"link detected!\n"
setb al
.finish:
test al, al
jz @f
or byte [device.mode+1], 100b
@@:
ret
.fail:
ret
;***************************************************************************
; Function
; try_phy
; Description
; try_phy checks the auto-negotiation function
; in the PHY at PHY index. It can also be extended to
; include link detection for non-IEEE 802.3u
; auto-negotiation devices, for instance the BCM5000. ; TODO: BCM5000
; Parameters
; ah - PHY index
; ebx - device stucture
; Return value
; al - 0 link is auto-negotiated
; al - 1 no link is auto-negotiated
; Destroyed registers
; eax, ebx, ecx, edx, esi
;
;***************************************************************************
align 4
try_phy:
DEBUGF 1,"PHY=%u\n", ah
DEBUGF 1,"Detecting if device is auto-negotiation capable\n"
mov al, REG_MII_BMCR
push eax
call mdio_read ; returns with window #4
or ah , 0x80 ; software reset
mov esi, eax
mov eax, dword [esp]
call mdio_write ; returns with window #4
; wait for reset to complete
mov esi, 2000
stdcall Sleep ; 2s
mov eax, [esp]
call mdio_read ; returns with window #4
test ah , 0x80
jnz .fail1
mov eax, [esp]
; wait for a while after reset
mov esi, 20
stdcall Sleep ; 20ms
mov eax, [esp]
mov al , REG_MII_BMSR
call mdio_read ; returns with window #4
test al , 1 ; extended capability supported?
jz .fail2
; auto-neg capable?
test al , 1000b
jz .fail2 ; not auto-negotiation capable
DEBUGF 1,"Device is auto-negotiation capable\n"
; auto-neg complete?
test al , 100000b
jnz .auto_neg_ok
DEBUGF 1,"Restarting auto-negotiation\n"
; restart auto-negotiation
mov eax, [esp]
mov al , REG_MII_ANAR
push eax
call mdio_read ; returns with window #4
or ax , 1111b shl 5; advertise only 10base-T and 100base-TX
mov esi, eax
pop eax
call mdio_write ; returns with window #4
mov eax, [esp]
call mdio_read ; returns with window #4
mov esi, eax
or bh , 10010b ; restart auto-negotiation
mov eax, [esp]
call mdio_write ; returns with window #4
mov esi, 4000
stdcall Sleep ; 4 seconds
mov eax, [esp]
mov al , REG_MII_BMSR
call mdio_read ; returns with window #4
test al , 100000b ; auto-neg complete?
jnz .auto_neg_ok
jmp .fail3
.auto_neg_ok:
DEBUGF 1,"Auto-negotiation complete\n"
; compare advertisement and link partner ability registers
mov eax, [esp]
mov al , REG_MII_ANAR
call mdio_read ; returns with window #4
xchg eax, [esp]
mov al , REG_MII_ANLPAR
call mdio_read ; returns with window #4
pop esi
and eax, esi
and eax, 1111100000b
push eax
mov word[device.mode+2], ax
; switch to register window 3
set_io 0
set_io REG_COMMAND
mov ax , SELECT_REGISTER_WINDOW+3
out dx , ax
; set full-duplex mode
set_io REG_MAC_CONTROL
in ax , dx
and ax , not 0x120 ; clear full duplex and flow control
pop esi
test esi, 1010b shl 5; check for full-duplex
jz .half_duplex
or ax , 0x120 ; set full duplex and flow control
.half_duplex:
DEBUGF 1,"Using half-duplex\n"
out dx , ax
mov al , 1
ret
.fail1:
DEBUGF 1,"reset failed!\n"
pop eax
xor al, al
ret
.fail2:
DEBUGF 1,"This device is not auto-negotiation capable!\n"
pop eax
xor al, al
ret
.fail3:
DEBUGF 1,"auto-negotiation reset failed!\n"
pop eax
xor al, al
ret
;***************************************************************************
; Function
; try_mii
; Description
; try_MII checks the on-chip auto-negotiation logic
; or an off-chip MII PHY, depending upon what is set in
; xcvrSelect by the caller.
; It exits when it finds the first device with a good link.
; Parameters
; ebp - io_addr
; Return value
; al - 0
; al - 1
; Destroyed registers
; eax, ebx, ecx, edx, esi
;
;***************************************************************************
align 4
try_mii:
DEBUGF 1,"trying to find MII PHY\n"
; switch to register window 3
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+3
out dx, ax
set_io REG_INTERNAL_CONFIG
in eax, dx
and eax, (1111b shl 20)
cmp eax, (1000b shl 20) ; is auto-negotiation set?
jne .mii_device
DEBUGF 1,"auto-negotiation is set\n"
; switch to register window 4
set_io REG_COMMAND
mov ax , SELECT_REGISTER_WINDOW+4
out dx , ax
; PHY==24 is the on-chip auto-negotiation logic
; it supports only 10base-T and 100base-TX
mov ah , 24
call try_phy
test al , al
jz .fail_finish
mov cl , 24
jmp .check_preamble
.mii_device:
cmp eax, (0110b shl 20)
jne .fail_finish
set_io 0
set_io REG_COMMAND
mov ax , SELECT_REGISTER_WINDOW+4
out dx , ax
set_io REG_PHYSICAL_MGMT
in ax , dx
and al , (1 shl BIT_MGMT_DIR) or (1 shl BIT_MGMT_DATA)
cmp al , (1 shl BIT_MGMT_DATA)
je .search_for_phy
xor al , al
ret
.search_for_phy:
; search for PHY
mov cx , 31
.search_phy_loop:
DEBUGF 1,"Searching the PHY\n"
cmp cx , 24
je .next_phy
mov ah , cl ; ah = phy
mov al , REG_MII_BMCR ; al = Basic Mode Status Register
push cx
call mdio_read
pop cx
test ax , ax
jz .next_phy
cmp ax , 0xffff
je .next_phy
mov ah , cl ; ah = phy
push cx
call try_phy
pop cx
test al , al
jnz .check_preamble
.next_phy:
loopw .search_phy_loop
.fail_finish:
xor al, al
ret
; epilog
.check_preamble:
DEBUGF 1,"Using PHY: %u\nChecking PreAmble\n", cl
push eax ; eax contains the return value of try_phy
; check hard coded preamble forcing
movzx eax, [device.ver_id]
test word [eax*4+hw_versions+2], EXTRA_PREAMBLE
setnz [device.preamble] ; force preamble
jnz .finish
; check mii for preamble suppression
mov ah, cl
mov al, REG_MII_BMSR
call mdio_read
test al, 1000000b ; preamble suppression?
setz [device.preamble] ; no
.finish:
pop eax
ret
;***************************************************************************
; Function
; test_packet
; Description
; try_loopback try a loopback packet for 10BASE2 or AUI port
; Parameters
; ebx = device structure
;
;***************************************************************************
align 4
test_packet:
DEBUGF 1,"sending test packet\n"
; switch to register window 3
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+3
out dx, ax
; set fullDuplexEnable in MacControl register
set_io REG_MAC_CONTROL
in ax, dx
or ax, 0x120
out dx, ax
; switch to register window 5
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+5
out dx, ax
; set RxFilter to enable individual address matches
mov ax, (10000b shl 11)
set_io REG_RX_FILTER
in al, dx
or al, 1
set_io REG_COMMAND
out dx, ax
; issue RxEnable and TxEnable
call rx_reset
call tx_reset
; create self-directed packet
stdcall KernelAlloc, 20 ; create a buffer for the self-directed packet
test eax, eax
jz .fail
pushd 20 ; Packet parameters for device.transmit
push eax ;
mov edi, eax
lea esi, [device.mac]
movsw
movsd
sub esi, 6
movsw
movsd
mov ax , 0x0608
stosw
; download self-directed packet
call [device.transmit]
; wait for 2s
mov esi, 2000
call Sleep
; check if self-directed packet is received
mov eax, [device.packets_rx]
test eax, eax
jnz .finish
; switch to register window 3
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+3
out dx, ax
; clear fullDuplexEnable in MacControl register
set_io REG_MAC_CONTROL
in ax , dx
and ax , not 0x120
out dx , ax
.fail:
xor eax, eax
.finish:
ret
;***************************************************************************
; Function
; try_loopback
; Description
; tries a loopback packet for 10BASE2 or AUI port
; Parameters
; al - 0: 10Mbps AUI connector
; 1: 10BASE-2
; ebp - io_addr
; Return value
; al - 0
; al - 1
; Destroyed registers
; eax, ebx, ecx, edx, edi, esi
;
;***************************************************************************
align 4
try_loopback:
DEBUGF 1,"trying loopback\n"
push eax
; switch to register window 3
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+3
out dx, ax
mov eax, [esp]
mov cl, al
inc cl
shl cl, 3
or byte [device.mode+1], cl
test al, al ; aui or coax?
jz .complete_loopback
; enable 100BASE-2 DC-DC converter
mov ax, (10b shl 11) ; EnableDcConverter
out dx, ax
.complete_loopback:
mov cx, 2 ; give a port 3 chances to complete a loopback
.next_try:
push ecx
call test_packet
pop ecx
test eax, eax
loopzw .next_try
.finish:
xchg eax, [esp]
test al, al
jz .aui_finish
; issue DisableDcConverter command
set_io 0
set_io REG_COMMAND
mov ax, (10111b shl 11)
out dx, ax
.aui_finish:
pop eax ; al contains the result of operation
test al, al
jnz @f
and byte [device.mode+1], not 11000b
@@:
ret
;***************************************************************************
; Function
; set_active_port
; Description
; It selects the media port (transceiver) to be used
; Return value:
; Destroyed registers
; eax, ebx, ecx, edx, edi, esi
;
;***************************************************************************
align 4
set_active_port:
DEBUGF 1,"Trying to find the active port\n"
; switch to register window 3
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW + 3
out dx, ax
set_io REG_INTERNAL_CONFIG
in eax, dx
test eax, (1 shl 24) ; check if autoselect enable
jz .set_first_available_media
; check 100BASE-TX and 10BASE-T
set_io REG_MEDIA_OPTIONS
in ax, dx
test al, 1010b ; check whether 100BASE-TX or 10BASE-T available
jz .mii_device ; they are not available
; set auto-negotiation
set_io REG_INTERNAL_CONFIG
in eax, dx
and eax, not (1111b shl 20)
or eax, (1000b shl 20)
out dx, eax
call try_mii
test al, al
jz .mii_device
DEBUGF 1,"Using auto negotiation\n"
ret
.mii_device:
; switch to register window 3
set_io 0
; check for off-chip mii device
set_io REG_MEDIA_OPTIONS
in ax, dx
test al, 1000000b ; check miiDevice
jz .base_fx
set_io REG_INTERNAL_CONFIG
in eax, dx
and eax, not (1111b shl 20)
or eax, (0110b shl 20) ; set MIIDevice
out dx, eax
call try_mii
test al, al
jz .base_fx
DEBUGF 1,"Using off-chip mii device\n"
ret
.base_fx:
; switch to register window 3
set_io 0
; check for 100BASE-FX
set_io REG_MEDIA_OPTIONS
in ax, dx ; read media option register
test al, 100b ; check 100BASE-FX
jz .aui_enable
set_io REG_INTERNAL_CONFIG
in eax, dx
and eax, not (1111b shl 20)
or eax, (0101b shl 20) ; set 100base-FX
out dx, eax
call try_link_detect
test al, al
jz .aui_enable
DEBUGF 1,"Using 100Base-FX\n"
ret
.aui_enable:
; switch to register window 3
set_io 0
; check for 10Mbps AUI connector
set_io REG_MEDIA_OPTIONS
in ax, dx ; read media option register
test al, 100000b ; check 10Mbps AUI connector
jz .coax_available
set_io REG_INTERNAL_CONFIG
in eax, dx
and eax, not (1111b shl 20)
or eax, (0001b shl 20) ; set 10Mbps AUI connector
out dx, eax
xor al, al ; try 10Mbps AUI connector
call try_loopback
test al, al
jz .coax_available
DEBUGF 1,"Using 10Mbps aui\n"
ret
.coax_available:
; switch to register window 3
set_io 0
; check for coaxial 10BASE-2 port
set_io REG_MEDIA_OPTIONS
in ax, dx ; read media option register
test al, 10000b ; check 10BASE-2
jz .set_first_available_media
set_io REG_INTERNAL_CONFIG
in eax, dx
and eax, not (1111b shl 20)
or eax, (0011b shl 20) ; set 10BASE-2
out dx, eax
mov al, 1
call try_loopback
test al, al
jz .set_first_available_media
DEBUGF 1,"Using 10BASE-2 port\n"
ret
.set_first_available_media:
DEBUGF 1,"Using the first available media\n"
;***************************************************************************
; Function
; set_available_media
; Description
; sets the first available media
; Parameters
; ebx - ptr to device struct
; Return value
; al - 0
; al - 1
; Destroyed registers
; eax, edx
;
;***************************************************************************
align 4
set_available_media:
DEBUGF 1,"Setting the available media\n"
; switch to register window 3
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+3
out dx, ax
set_io REG_MEDIA_OPTIONS
in ax, dx
DEBUGF 1,"available media:%x\n", al
mov cl, al
set_io REG_INTERNAL_CONFIG
in eax, dx
and eax, not (1111b shl 20) ; these bits hold the 'transceiver select' value
test cl, 10b ; baseTXAvailable
jz @f
DEBUGF 1,"base TX is available\n"
or eax, (100b shl 20)
if defined FORCE_FD
mov word [device.mode], (1 shl 8)
else
mov word [device.mode], (1 shl 7)
end if
jmp .set_media
@@:
test cl, 100b ; baseFXAvailable
jz @f
DEBUGF 1,"base FX is available\n"
or eax, (101b shl 20)
mov word [device.mode], (1 shl 10)
jmp .set_media
@@:
test cl, 1000000b ; miiDevice
jz @f
DEBUGF 1,"mii-device is available\n"
or eax, (0110b shl 20)
mov word [device.mode], (1 shl 13)
jmp .set_media
@@:
test cl, 1000b ; 10bTAvailable
jz @f
DEBUGF 1,"10base-T is available\n"
.set_default:
if FORCE_FD
mov word [device.mode], (1 shl 6)
else
mov word [device.mode], (1 shl 5)
end if
jmp .set_media
@@:
test cl, 10000b ; coaxAvailable
jz @f
DEBUGF 1,"coax is available\n"
push eax
set_io REG_COMMAND
mov ax, (10b shl 11) ; EnableDcConverter
out dx, ax
pop eax
or eax, (11b shl 20)
mov word [device.mode], (1 shl 12)
jmp .set_media
@@:
test cl, 10000b ; auiAvailable
jz .set_default
DEBUGF 1,"AUI is available\n"
or eax, (1 shl 20)
mov word [device.mode], (1 shl 11)
.set_media:
set_io 0
set_io REG_INTERNAL_CONFIG
out dx, eax
if FORCE_FD
DEBUGF 1,"Forcing full duplex\n"
set_io REG_MAC_CONTROL
in ax, dx
or ax, 0x120
out dx, ax
end if
mov al, 1
ret
;***************************************************************************
; Function
; wake_up
; Description
; set the power state to D0
;
;***************************************************************************
align 4
wake_up:
DEBUGF 1,"Waking up NIC: "
; wake up - we directly do it by programming PCI
; check if the device is power management capable
movzx ecx, [device.pci_bus]
movzx edx, [device.pci_dev]
stdcall PciRead32, ecx, edx, PCI_REG_STATUS
test al, 10000b ; is there "new capabilities" linked list?
jz .device_awake
; search for power management register
stdcall PciRead16, ecx, edx, PCI_REG_CAP_PTR
cmp al, 0x3f
jbe .device_awake
; traverse the list
movzx esi, al
.pm_loop:
stdcall PciRead32, ecx, edx, esi
cmp al , 1
je .set_pm_state
movzx esi, ah
test ah , ah
jnz .pm_loop
jmp .device_awake
; waku up the device if necessary
.set_pm_state:
add esi, PCI_REG_PM_CTRL
stdcall PciRead32, ecx, edx, esi
test al, 3
jz .device_awake
and al, not 11b ; set state to D0
stdcall PciWrite32, ecx, edx, esi, eax
.device_awake:
DEBUGF 1,"Device is awake\n"
ret
;***************************************************************************
; Function
; write_eeprom
; Description
; reads eeprom
; Note : the caller must switch to the register window 0
; before calling this function
; Parameters:
; ax - register to be read (only the first 63 words can be read)
; cx - value to be read into the register
; Return value:
; ax - word read
; Destroyed registers
; ax, ebx, edx
;
;***************************************************************************
; align 4
;write_eeprom:
; mov edx, [io_addr]
; add edx, REG_EEPROM_COMMAND
; cmp ah, 11b
; ja .finish ; address may have a value of maximal 1023
; shl ax, 2
; shr al, 2
; push eax
;; wait for busy
; mov ebx, 0xffff
;@@:
; in ax, dx
; test ah, 0x80
; jz .write_enable
; dec ebx
; jns @r
;; write enable
;.write_enable:
; xor eax, eax
; mov eax, (11b shl 4)
; out dx, ax
;; wait for busy
; mov ebx, 0xffff
;@@:
; in ax, dx
; test ah, 0x80
; jz .erase_loop
; dec ebx
; jns @r
;.erase_loop:
; pop eax
; push eax
; or ax, (11b shl 6) ; erase register
; out dx, ax
; mov ebx, 0xffff
;@@:
; in ax, dx
; test ah, 0x80
; jz .write_reg
; dec ebx
; jns @r
;.write_reg:
; add edx, REG_EEPROM_DATA-REG_EEPROM_COMMAND
; mov eax, ecx
; out dx, ax
;; write enable
; add edx, REG_EEPROM_COMMAND-REG_EEPROM_DATA
; xor eax, eax
; mov eax, (11b shl 4)
; out dx, ax
; wait for busy
; mov ebx, 0xffff
;@@:
; in ax, dx
; test ah, 0x80
; jz .issue_write_reg
; dec ebx
; jns @r
;.issue_write_reg:
; pop eax
; or ax, 01b shl 6
; out dx, ax
;.finish:
; ret
;***************************************************************************
; Function
; read_eeprom
; Description
; reads eeprom
; Parameters:
; ax - register to be read (only the first 63 words can be read)
; ebx = driver structure
; Return value:
; ax - word read
; Destroyed registers
; ax, ebx, edx
;
;***************************************************************************
align 4
read_eeprom:
DEBUGF 1,"Reading from eeprom.. "
push eax
; switch to register window 0
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+0
out dx, ax
pop eax
and ax, 111111b ; take only the first 6 bits into account
movzx esi, [device.ver_id]
test word [esi*4+hw_versions+2], EEPROM_8BIT
jz @f
add ax, 0x230 ; hardware constant
jmp .read
@@:
add ax, EEPROM_CMD_READ
test word [esi*4+hw_versions+2], EEPROM_OFFSET
jz .read
add ax, 0x30
.read:
set_io REG_EEPROM_COMMAND
out dx, ax
mov ecx, 0xffff ; duration of about 162 us ;-)
.wait_for_reading:
in ax, dx
test ah, 0x80 ; check bit eepromBusy
jz .read_data
loop .wait_for_reading
.read_data:
set_io REG_EEPROM_DATA
in ax, dx
DEBUGF 1,"ok!\n"
ret
;***************************************************************************
; Function
; mdio_sync
; Description
; initial synchronization
; Parameters
; ebp - io_addr
; Return value
; Destroyed registers
; ax, edx, cl
;
;***************************************************************************
align 4
mdio_sync:
DEBUGF 1,"syncing mdio\n"
; switch to register window 4
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+4
out dx, ax
cmp [device.preamble], 0
je .no_preamble
; send 32 logic ones
set_io REG_PHYSICAL_MGMT
mov ecx, 31
.loop:
mov ax, (1 shl BIT_MGMT_DATA) or (1 shl BIT_MGMT_DIR)
out dx, ax
in ax, dx ; delay
mov ax, (1 shl BIT_MGMT_DATA) or (1 shl BIT_MGMT_DIR) or (1 shl BIT_MGMT_CLK)
out dx, ax
in ax, dx ; delay
loop .loop
.no_preamble:
ret
;***************************************************************************
; Function
; mdio_read
; Description
; read MII register
; see page 16 in D83840A.pdf
; Parameters
; ah - PHY addr
; al - register addr
; ebx = device structure
; Return value
; ax - register read
;
;***************************************************************************
align 4
mdio_read:
DEBUGF 1,"Reading MII registers\n"
push eax
call mdio_sync ; returns with window #4
pop eax
set_io 0
set_io REG_PHYSICAL_MGMT
shl al, 3
shr ax, 3
and ax, not MII_CMD_MASK
or ax, MII_CMD_READ
mov esi, eax
mov ecx, 13
.cmd_loop:
mov ax, (1 shl BIT_MGMT_DIR) ; write mii
bt esi, ecx
jnc .zero_bit
or al, (1 shl BIT_MGMT_DATA)
.zero_bit:
out dx, ax
push ax
in ax, dx ; delay
pop ax
or al, (1 shl BIT_MGMT_CLK) ; write
out dx, ax
in ax, dx ; delay
loop .cmd_loop
; read data (18 bits with the two transition bits)
mov ecx, 17
xor esi, esi
.read_loop:
shl esi, 1
xor eax, eax ; read comand
out dx, ax
in ax, dx ; delay
in ax, dx
test al, (1 shl BIT_MGMT_DATA)
jz .dont_set
inc esi
.dont_set:
mov ax, (1 shl BIT_MGMT_CLK)
out dx, ax
in ax, dx ; delay
loop .read_loop
mov eax, esi
ret
;***************************************************************************
; Function
; mdio_write
; Description
; write MII register
; see page 16 in D83840A.pdf
; Parameters
; ah - PHY addr
; al - register addr
; si - word to be written
; Return value
; ax - register read
;
;***************************************************************************
align 4
mdio_write:
DEBUGF 1,"Writing MII registers\n"
push eax
call mdio_sync
pop eax
set_io 0
set_io REG_PHYSICAL_MGMT
shl al, 3
shr ax, 3
and ax, not MII_CMD_MASK
or ax, MII_CMD_WRITE
shl eax, 2
or eax, 10b ; transition bits
shl eax, 16
mov ax, si
mov esi, eax
mov ecx, 31
.cmd_loop:
mov ax, (1 shl BIT_MGMT_DIR) ; write mii
bt esi, ecx
jnc @f
or al, (1 shl BIT_MGMT_DATA)
@@:
out dx, ax
push eax
in ax, dx ; delay
pop eax
or al, (1 shl BIT_MGMT_CLK) ; write
out dx, ax
in ax, dx ; delay
loop .cmd_loop
ret
;***************************************************************************
; Function
; check_tx_status
; Description
; Checks TxStatus queue.
; Return value
; al - 0 no error was found
; al - 1 error was found TxReset was needed
; Destroyed registers
; eax, ecx, edx, ebp
;
;***************************************************************************
align 4
check_tx_status:
DEBUGF 1,"Checking TX status\n"
; clear TxStatus queue
set_io 0
set_io REG_TX_STATUS
mov ecx, 31 ; max number of queue entries
.tx_status_loop:
in al, dx
test al, al
jz .finish ; no error
test al, 0x3f
jnz .error
.no_error_found:
; clear current TxStatus entry which advances the next one
xor al, al
out dx, al
loop .tx_status_loop
.finish:
ret
.error:
call tx_reset
ret
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Transmit (vortex) ;;
;; ;;
;; In: buffer pointer in [esp+4] ;;
;; size of buffer in [esp+8] ;;
;; pointer to device structure in ebx ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 4
vortex_transmit:
DEBUGF 1,"Sending packet (vortex)\n"
cmp dword [esp+8], MAX_ETH_FRAME_SIZE
ja .finish ; packet is too long
call check_tx_status
; switch to register window 7
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+7
out dx, ax
; check for master operation in progress
set_io REG_MASTER_STATUS
in ax, dx
test ah, 0x80
jnz .finish ; no DMA for sending
; program frame address to be sent
set_io REG_MASTER_ADDRESS
mov eax, [esp+4]
call GetPgAddr
out dx, eax
; program frame length
set_io REG_MASTER_LEN
mov eax, [esp+8]
;;; and eax, not 3
out dx, ax
; start DMA Down
set_io REG_COMMAND
mov ax, (10100b shl 11) + 1 ; StartDMADown
out dx, ax
.finish:
call KernelFree
add esp, 4
ret
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Transmit (boomerang) ;;
;; ;;
;; In: buffer pointer in [esp+4] ;;
;; size of buffer in [esp+8] ;;
;; pointer to device structure in ebx ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 4
boomerang_transmit:
DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n",[esp+4],[esp+8]
mov eax, [esp+4]
DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\
[eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\
[eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\
[eax+13]:2,[eax+12]:2
cmp dword [esp+8], MAX_ETH_FRAME_SIZE
jg .fail
call check_tx_status
; calculate descriptor address
mov esi, [device.prev_dpd]
DEBUGF 1,"Previous DPD: %x\n", esi
add esi, dpd.size
lea ecx, [device.dpd_buffer + (NUM_TX_DESC)*dpd.size]
cmp esi, ecx
jl @f
lea esi, [device.dpd_buffer] ; Wrap if needed
@@:
DEBUGF 1,"Found a free DPD: %x\n", esi
; check DnListPtr
set_io 0
set_io REG_DN_LIST_PTR
in eax, dx
; mark if Dn_List_Ptr is cleared
test eax, eax
setz [device.dn_list_ptr_cleared]
; finish if no more free descriptor is available - FIXME!
; cmp eax, esi
; jz .finish
; update statistics
inc [device.packets_tx]
mov ecx, [esp+8] ; buffer size
add dword [device.bytes_tx], ecx
adc dword [device.bytes_tx + 4], 0
; program DPD
and [esi+dpd.next_ptr], 0
mov eax, [esp+4] ; Tx buffer address
mov [esi+dpd.realaddr], eax
call GetPgAddr
mov [esi+dpd.frag_addr], eax
mov ecx, [esp+8] ; packet size
or ecx, 0x80000000 ; last fragment
mov [esi+dpd.frag_len], ecx
mov ecx, [esp+8] ; packet size
; or ecx, 0x8000 ; transmission complete notification
or ecx, 1 shl 31
; test byte [device.has_hwcksm], 0xff
; jz @f
; or ecx, (1 shl 26) ; set AddTcpChecksum
;@@:
mov [esi+dpd.frame_start_hdr], ecx
DEBUGF 1,"DPD: lin=%x phys=%x len=%x start hdr=%x\n", [esi+dpd.realaddr]:8, [esi+dpd.frag_addr]:8, [esi+dpd.frag_len]:8, [esi+dpd.frame_start_hdr]:8
; calculate physical address of dpd
mov eax, esi
GetRealAddr
cmp [device.dn_list_ptr_cleared], 0
jz .add_to_list
; write Dn_List_Ptr
DEBUGF 1,"DPD phys addr=%x\n", eax
set_io 0
set_io REG_DN_LIST_PTR
out dx, eax
jmp .finish
.add_to_list:
DEBUGF 1,"Adding To list\n"
push eax
; DnStall
set_io 0
set_io REG_COMMAND
mov ax, ((110b shl 11)+2)
out dx, ax
; wait for DnStall to complete
DEBUGF 1,"Waiting for DnStall\n"
mov ecx, 6000
.wait_for_stall:
in ax, dx ; read REG_INT_STATUS
test ah, 10000b
jz .dnstall_ok
dec ecx
jnz .wait_for_stall
.dnstall_ok:
DEBUGF 1,"DnStall ok!\n"
mov ecx, [device.prev_dpd]
mov [ecx+dpd.next_ptr], eax
set_io 0
set_io REG_DN_LIST_PTR
in eax, dx
test eax, eax
pop eax
jnz .dnunstall
; if Dn_List_Ptr has been cleared fill it up
DEBUGF 1,"DnList Ptr has been cleared\n"
out dx, eax
.dnunstall:
; DnUnStall
set_io 0
set_io REG_COMMAND
mov ax, ((110b shl 11)+3)
out dx, ax
.finish:
mov [device.prev_dpd], esi
xor eax, eax
ret 8
.fail:
stdcall KernelFree, [esp+4]
ret 8
;---------------------------------
; Write MAC
align 4
write_mac:
DEBUGF 1,"Writing mac\n"
set_io 0
set_io REG_COMMAND
; switch to register window 2
mov ax, SELECT_REGISTER_WINDOW+2
out dx, ax
; write MAC addres back into the station address registers
set_io REG_STATION_ADDRESS_LO
lea esi, [device.mac]
outsw
inc dx
inc dx
outsw
inc dx
inc dx
outsw
;----------------------------
; Read MAC
align 4
read_mac:
set_io 0
set_io REG_COMMAND
; switch to register window 2
mov ax, SELECT_REGISTER_WINDOW+2
out dx, ax
; write MAC addres back into the station address registers
set_io REG_STATION_ADDRESS_LO
lea edi, [device.mac]
insw
inc dx
inc dx
insw
inc dx
inc dx
insw
DEBUGF 1,"%x-%x-%x-%x-%x-%x\n",[device.mac]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2
ret
;------------------------------------
; Read MAC from eeprom
align 4
read_mac_eeprom: ; Tested - ok
DEBUGF 1,"Reading mac from eeprom\n"
; read MAC from eeprom
mov ecx, 3
.mac_loop:
lea ax, [EEPROM_REG_OEM_NODE_ADDR+ecx-1]
push ecx
call read_eeprom
pop ecx
xchg ah, al ; htons
mov word [device.mac+ecx*2-2], ax
loop .mac_loop
DEBUGF 1,"%x-%x-%x-%x-%x-%x\n",[device.mac]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2
ret
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Vortex Interrupt handler ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 4
int_vortex:
DEBUGF 1,"vortex IRQ %x ",eax:2
; find pointer of device wich made IRQ occur
mov esi, VORTEX_LIST
mov ecx, [VORTEX_DEVICES]
test ecx, ecx
jz .fail
.nextdevice:
mov ebx, dword [esi]
set_io 0
set_io REG_INT_STATUS
in ax, dx
;; and ax, INT_MASK
jnz .got_it
add esi, 4
test ax , ax
jnz .got_it
loop .nextdevice
.fail:
ret
.got_it:
DEBUGF 1,"Device: %x Status: %x ",ebx,eax:4
test ax, RxComplete
jz .noRX
set_io 0
.rx_status_loop:
; examine RxStatus
set_io REG_RX_STATUS
in ax, dx
test ax, ax
jz .finish
test ah, 0x80 ; rxIncomplete
jnz .finish
test ah, 0x40
jz .check_length
; discard the top frame received advancing the next one
set_io REG_COMMAND
mov ax, (01000b shl 11)
out dx, ax
jmp .rx_status_loop
.check_length:
and eax, 0x1fff
cmp eax, MAX_ETH_PKT_SIZE
ja .discard_frame ; frame is too long discard it
.check_dma:
mov ecx, eax
; switch to register window 7
set_io 0
set_io REG_COMMAND
mov ax, SELECT_REGISTER_WINDOW+7
out dx, ax
; check for master operation in progress
set_io REG_MASTER_STATUS
in ax, dx
test ah, 0x80
jnz .finish
.read_frame:
; program buffer address to read in
push ecx
stdcall KernelAlloc, MAX_ETH_FRAME_SIZE
pop ecx
test eax, eax
jz .finish
push .discard_frame
push ecx
push eax
; zero_to_dma eax
set_io REG_MASTER_ADDRESS
out dx, eax
; program frame length
set_io REG_MASTER_LEN
mov ax, 1560
out dx, ax
; start DMA Up
set_io REG_COMMAND
mov ax, (10100b shl 11) ; StartDMAUp
out dx, ax
; check for master operation in progress
set_io REG_MASTER_STATUS ; TODO: use timeout and reset after timeout expired
.dma_loop:
in ax, dx
test ah, 0x80
jnz .dma_loop
; registrate the received packet to kernel
jmp EthReceiver
; discard the top frame received
.discard_frame:
set_io 0
set_io REG_COMMAND
mov ax, (01000b shl 11)
out dx, ax
.finish:
.noRX:
test ax, DMADone
jz .noDMA
push ax
set_io 0
set_io 12
in ax, dx
test ax, 0x1000
jz .nodmaclear
mov ax, 0x1000
out dx, ax
.nodmaclear:
pop ax
DEBUGF 1, "DMA Done!\n", cx
.noDMA:
.ACK:
set_io 0
set_io REG_COMMAND
mov ax, AckIntr + IntReq + IntLatch
out dx, ax
ret
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Boomerang Interrupt handler ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 4
int_boomerang:
DEBUGF 1,"\nIRQ %x Boomerang\n",eax:2
; find pointer of device wich made IRQ occur
mov esi, BOOMERANG_LIST
mov ecx, [BOOMERANG_DEVICES]
test ecx, ecx
jz .fail
.nextdevice:
mov ebx, dword[esi]
set_io 0
set_io REG_INT_STATUS
in ax, dx
test ax, IntLatch
jnz .got_it
add esi, 4
test ax , ax
jnz .got_it
dec ecx
jnz .nextdevice
.fail:
DEBUGF 1,"Failed!\n"
ret
.got_it:
DEBUGF 1,"Device: %x Status: %x ", ebx, eax
push ax
; disable all INTS
set_io REG_COMMAND
mov ax, SetIntrEnb
out dx, ax
;--------------------------------------------------------------------------
test word[esp], UpComplete
jz .noRX
push ebx
.receive:
DEBUGF 1,"UpComplete\n"
; check if packet is uploaded
mov esi, [device.curr_upd]
test byte [esi+upd.pkt_status+1], 0x80 ; upPktComplete
jz .finish
DEBUGF 1, "Current upd: %x\n", esi
; packet is uploaded check for any error
.check_error:
test byte [esi+upd.pkt_status+1], 0x40 ; upError
jz .copy_packet_length
DEBUGF 1,"Error in packet\n"
and [esi+upd.pkt_status], 0 ; mark packet as read
jmp .finish
.copy_packet_length:
mov ecx, [esi+upd.pkt_status]
and ecx, 0x1fff
; cmp ecx, MAX_ETH_PKT_SIZE
; jbe .copy_packet
; and [esi+upd.pkt_status], 0
; jmp .finish
; .copy_packet:
DEBUGF 1, "Received %u bytes in buffer %x\n", ecx, [esi+upd.realaddr]:8
push dword .loop ;.finish
push ecx
push [esi+upd.realaddr]
; update statistics
inc [device.packets_rx]
add dword [device.bytes_rx], ecx
adc dword [device.bytes_rx + 4], 0
; update UPD (Alloc new buffer for next packet)
stdcall KernelAlloc, MAX_ETH_FRAME_SIZE
mov [esi + upd.realaddr], eax
GetRealAddr
mov [esi + upd.frag_addr], eax
and [esi + upd.pkt_status], 0
mov [esi + upd.frag_len], MAX_ETH_FRAME_SIZE or (1 shl 31)
; Update UPD pointer
add esi, upd.size
lea ecx, [device.upd_buffer+(NUM_RX_DESC)*upd.size]
cmp esi, ecx
jl @f
lea esi, [device.upd_buffer]
@@:
mov [device.curr_upd], esi
DEBUGF 1, "Next upd: %x\n", esi
jmp EthReceiver
.loop:
mov ebx, [esp]
jmp .receive
.finish:
pop ebx
; check if the NIC is in the upStall state
set_io 0
set_io REG_UP_PKT_STATUS
in eax, dx
test ah, 0x20 ; UpStalled
jz .noUpUnStall
DEBUGF 1, "upUnStalling\n"
; issue upUnStall command
set_io REG_COMMAND
mov ax, ((11b shl 12)+1) ; upUnStall
out dx, ax
;;;; FIXME: make upunstall work
.noUpUnStall:
.noRX:
test word[esp], DownComplete
jz .noTX
DEBUGF 1, "Downcomplete!\n"
mov ecx, NUM_TX_DESC
lea esi, [device.dpd_buffer]
.txloop:
test [esi+dpd.frame_start_hdr], 1 shl 31
jz .maybenext
and [esi+dpd.frame_start_hdr], 0
push ecx
stdcall KernelFree, [esi+dpd.realaddr]
pop ecx
.maybenext:
add esi, dpd.size
dec ecx
jnz .txloop
.noTX:
pop ax
set_io 0
set_io REG_COMMAND
or ax, AckIntr
out dx, ax
set_io REG_INT_STATUS
in ax, dx
test ax, S_5_INTS
jnz .got_it
;re-enable ints
set_io REG_COMMAND
mov ax, SetIntrEnb + S_5_INTS
out dx, ax
ret
; End of code
align 4 ; Place all initialised data here
macro strtbl name, [string]
{
common
label name dword
forward
local label
dd label
forward
label db string, 0
}
VORTEX_DEVICES dd 0
BOOMERANG_DEVICES dd 0
version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF)
my_service db '3C59X',0 ; max 16 chars include zero
strtbl link_str, \
"No valid link type detected", \
"10BASE-T half duplex", \
"10BASE-T full-duplex", \
"100BASE-TX half duplex", \
"100BASE-TX full duplex", \
"100BASE-T4", \
"100BASE-FX", \
"10Mbps AUI", \
"10Mbps COAX (BNC)", \
"miiDevice - not supported"
strtbl hw_str, \
"3c590 Vortex 10Mbps", \
"3c592 EISA 10Mbps Demon/Vortex", \
"3c597 EISA Fast Demon/Vortex", \
"3c595 Vortex 100baseTx", \
"3c595 Vortex 100baseT4", \
"3c595 Vortex 100base-MII", \
"3c900 Boomerang 10baseT", \
"3c900 Boomerang 10Mbps Combo", \
"3c900 Cyclone 10Mbps TPO", \
"3c900 Cyclone 10Mbps Combo", \
"3c900 Cyclone 10Mbps TPC", \
"3c900B-FL Cyclone 10base-FL", \
"3c905 Boomerang 100baseTx", \
"3c905 Boomerang 100baseT4", \
"3c905B Cyclone 100baseTx", \
"3c905B Cyclone 10/100/BNC", \
"3c905B-FX Cyclone 100baseFx", \
"3c905C Tornado", \
"3c980 Cyclone", \
"3c982 Dual Port Server Cyclone", \
"3cSOHO100-TX Hurricane", \
"3c555 Laptop Hurricane", \
"3c556 Laptop Tornado", \
"3c556B Laptop Hurricane", \
"3c575 [Megahertz] 10/100 LAN CardBus", \
"3c575 Boomerang CardBus", \
"3CCFE575BT Cyclone CardBus", \
"3CCFE575CT Tornado CardBus", \
"3CCFE656 Cyclone CardBus", \
"3CCFEM656B Cyclone+Winmodem CardBus", \
"3CXFEM656C Tornado+Winmodem CardBus", \
"3c450 HomePNA Tornado", \
"3c920 Tornado", \
"3c982 Hydra Dual Port A", \
"3c982 Hydra Dual Port B", \
"3c905B-T4", \
"3c920B-EMB-WNM Tornado"
align 4
hw_versions:
dw 0x5900, IS_VORTEX
; 3c590 Vortex 10Mbps
dw 0x5920, IS_VORTEX
; 3c592 EISA 10Mbps Demon/Vortex
dw 0x5970, IS_VORTEX
; 3c597 EISA Fast Demon/Vortex
dw 0x5950, IS_VORTEX
; 3c595 Vortex 100baseTx
dw 0x5951, IS_VORTEX
; 3c595 Vortex 100baseT4
dw 0x5952, IS_VORTEX
; 3c595 Vortex 100base-MII
dw 0x9000, IS_BOOMERANG
; 3c900 Boomerang 10baseT
dw 0x9001, IS_BOOMERANG
; 3c900 Boomerang 10Mbps Combo
dw 0x9004, IS_CYCLONE or HAS_NWAY or HAS_HWCKSM
; 3c900 Cyclone 10Mbps TPO
dw 0x9005, IS_CYCLONE or HAS_HWCKSM
; 3c900 Cyclone 10Mbps Combo
dw 0x9006, IS_CYCLONE or HAS_HWCKSM
; 3c900 Cyclone 10Mbps TPC
dw 0x900A, IS_CYCLONE or HAS_HWCKSM
; 3c900B-FL Cyclone 10base-FL
dw 0x9050, IS_BOOMERANG or HAS_MII
; 3c905 Boomerang 100baseTx
dw 0x9051, IS_BOOMERANG or HAS_MII
; 3c905 Boomerang 100baseT4
dw 0x9055, IS_CYCLONE or HAS_NWAY or HAS_HWCKSM or EXTRA_PREAMBLE
; 3c905B Cyclone 100baseTx
dw 0x9058, IS_CYCLONE or HAS_NWAY or HAS_HWCKSM
; 3c905B Cyclone 10/100/BNC
dw 0x905A, IS_CYCLONE or HAS_HWCKSM
; 3c905B-FX Cyclone 100baseFx
dw 0x9200, IS_TORNADO or HAS_NWAY or HAS_HWCKSM
; 3c905C Tornado
dw 0x9800, IS_CYCLONE or HAS_NWAY or HAS_HWCKSM
; 3c980 Cyclone
dw 0x9805, IS_TORNADO or HAS_NWAY or HAS_HWCKSM
; 3c982 Dual Port Server Cyclone
dw 0x7646, IS_CYCLONE or HAS_NWAY or HAS_HWCKSM
; 3cSOHO100-TX Hurricane
dw 0x5055, IS_CYCLONE or EEPROM_8BIT or HAS_HWCKSM
; 3c555 Laptop Hurricane
dw 0x6055, IS_TORNADO or HAS_NWAY or EEPROM_8BIT or HAS_CB_FNS or INVERT_MII_PWR or HAS_HWCKSM
; 3c556 Laptop Tornado
dw 0x6056, IS_TORNADO or HAS_NWAY or EEPROM_OFFSET or HAS_CB_FNS or INVERT_MII_PWR or HAS_HWCKSM
; 3c556B Laptop Hurricane
dw 0x5b57, IS_BOOMERANG or HAS_MII or EEPROM_8BIT
; 3c575 [Megahertz] 10/100 LAN CardBus
dw 0x5057, IS_BOOMERANG or HAS_MII or EEPROM_8BIT
; 3c575 Boomerang CardBus
dw 0x5157, IS_CYCLONE or HAS_NWAY or HAS_CB_FNS or EEPROM_8BIT or INVERT_LED_PWR or HAS_HWCKSM
; 3CCFE575BT Cyclone CardBus
dw 0x5257, IS_TORNADO or HAS_NWAY or HAS_CB_FNS or EEPROM_8BIT or INVERT_MII_PWR or MAX_COLLISION_RESET or HAS_HWCKSM
; 3CCFE575CT Tornado CardBus
dw 0x6560, IS_CYCLONE or HAS_NWAY or HAS_CB_FNS or EEPROM_8BIT or INVERT_MII_PWR or INVERT_LED_PWR or HAS_HWCKSM
; 3CCFE656 Cyclone CardBus
dw 0x6562, IS_CYCLONE or HAS_NWAY or HAS_CB_FNS or EEPROM_8BIT or INVERT_MII_PWR or INVERT_LED_PWR or HAS_HWCKSM
; 3CCFEM656B Cyclone+Winmodem CardBus
dw 0x6564, IS_TORNADO or HAS_NWAY or HAS_CB_FNS or EEPROM_8BIT or INVERT_MII_PWR or MAX_COLLISION_RESET or HAS_HWCKSM
; 3CXFEM656C Tornado+Winmodem CardBus
dw 0x4500, IS_TORNADO or HAS_NWAY or HAS_HWCKSM
; 3c450 HomePNA Tornado
dw 0x9201, IS_TORNADO or HAS_NWAY or HAS_HWCKSM
; 3c920 Tornado
dw 0x1201, IS_TORNADO or HAS_HWCKSM or HAS_NWAY
; 3c982 Hydra Dual Port A
dw 0x1202, IS_TORNADO or HAS_HWCKSM or HAS_NWAY
; 3c982 Hydra Dual Port B
dw 0x9056, IS_CYCLONE or HAS_NWAY or HAS_HWCKSM or EXTRA_PREAMBLE
; 3c905B-T4
dw 0x9210, IS_TORNADO or HAS_NWAY or HAS_HWCKSM
; 3c920B-EMB-WNM Tornado
HW_VERSIONS_SIZE = $ - hw_versions
include_debug_strings ; All data wich FDO uses will be included here
section '.data' data readable writable align 16 ; place all uninitialized data place here
VORTEX_LIST rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling
BOOMERANG_LIST rd MAX_DEVICES