25,10 → 25,12 |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
|
format MS COFF |
format PE DLL native |
entry START |
|
API_VERSION = 0x01000100 |
DRIVER_VERSION = 5 |
CURRENT_API = 0x0200 |
COMPATIBLE_API = 0x0100 |
API_VERSION = (COMPATIBLE_API shl 16) + CURRENT_API |
|
MAX_DEVICES = 16 |
|
42,17 → 44,14 |
RX_RING = 4 |
TX_RING = 4 |
|
section '.flat' readable writable executable |
|
include '../proc32.inc' |
include '../struct.inc' |
include '../macros.inc' |
include '../proc32.inc' |
include '../imports.inc' |
include '../fdo.inc' |
include '../netdrv.inc' |
include '../netdrv_pe.inc' |
|
public START |
public service_proc |
public version |
|
;************************************************************************** |
; forcedeth Register Definitions |
;************************************************************************** |
94,13 → 93,18 |
IRQ_RX_ERROR = 0x0001 |
IRQ_RX = 0x0002 |
IRQ_RX_NOBUF = 0x0004 |
IRQ_TX_ERROR = 0x0008 |
IRQ_TX_OK = 0x0010 |
IRQ_TIMER = 0x0020 |
IRQ_LINK = 0x0040 |
IRQ_TIMER = 0x0020 |
IRQMASK_WANTED_2 = 0x0147 |
IRQ_RX_FORCED = 0x0080 |
IRQ_TX_FORCED = 0x0100 |
IRQ_RECOVER_ERROR = 0x8200 ; |
IRQMASK_WANTED_2 = IRQ_TX_FORCED + IRQ_LINK + IRQ_RX_ERROR + IRQ_RX + IRQ_TX_OK + IRQ_TX_ERROR |
|
IRQ_RX_ALL = IRQ_RX_ERROR or IRQ_RX or IRQ_RX_NOBUF |
IRQ_TX_ALL = 0 ; ??????????? |
IRQ_OTHER_ALL = IRQ_LINK ;or IRQ_TIMER |
IRQ_RX_ALL = IRQ_RX_ERROR or IRQ_RX or IRQ_RX_NOBUF or IRQ_RX_FORCED |
IRQ_TX_ALL = IRQ_TX_ERROR or IRQ_TX_OK or IRQ_TX_FORCED |
IRQ_OTHER = IRQ_LINK or IRQ_TIMER or IRQ_RECOVER_ERROR |
|
IRQSTAT_MASK = 0x1ff |
|
223,8 → 227,6 |
DESC_VER_1 = 0x0 |
DESC_VER_2 = (0x02100 or TXRXCTL_RXCHECK) |
|
MAC_ADDR_LEN = 6 |
|
NV_TX_LASTPACKET = (1 shl 16) |
NV_TX_RETRYERROR = (1 shl 19) |
NV_TX_LASTPACKET1 = (1 shl 24) |
329,43 → 331,40 |
FlagLen dd ? |
ends |
|
virtual at ebx |
struct device ETH_DEVICE |
|
device: |
pci_bus dd ? |
pci_dev dd ? |
|
ETH_DEVICE |
mmio_addr dd ? |
vendor_id dw ? |
device_id dw ? |
txflags dd ? |
desc_ver dd ? |
irqmask dd ? |
wolenabled dd ? |
in_shutdown dd ? |
cur_rx dd ? |
cur_tx dd ? |
last_tx dd ? |
phyaddr dd ? |
phy_oui dd ? |
gigabit dd ? |
needs_mac_reset dd ? |
linkspeed dd ? |
duplex dd ? |
nocable dd ? |
|
.pci_bus dd ? |
.pci_dev dd ? |
rb 0x100 - ($ and 0xff) |
tx_ring rd (TX_RING * sizeof.TxDesc) /4*2 |
|
.mmio_addr dd ? |
.vendor_id dw ? |
.device_id dw ? |
.txflags dd ? |
.desc_ver dd ? |
.irqmask dd ? |
.wolenabled dd ? |
.in_shutdown dd ? |
.cur_rx dd ? |
.phyaddr dd ? |
.phy_oui dd ? |
.gigabit dd ? |
.needs_mac_reset dd ? |
.linkspeed dd ? |
.duplex dd ? |
.next_tx dd ? |
.nocable dd ? |
rb 0x100 - ($ and 0xff) |
rx_ring rd (RX_RING * sizeof.RxDesc) /4*2 |
|
rb 0x100 - (($ - device) and 0xff) |
.tx_ring rd (TX_RING * sizeof.TxDesc) /4*2 |
ends |
|
rb 0x100 - (($ - device) and 0xff) |
.rx_ring rd (RX_RING * sizeof.RxDesc) /4*2 |
|
sizeof.device_struct = $ - device |
end virtual |
|
|
virtual at edi |
IrqStatus dd ? |
IrqMask dd ? |
439,10 → 438,7 |
end virtual |
|
|
section '.flat' code readable align 16 |
|
|
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;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; ;; |
;; proc START ;; |
450,17 → 446,16 |
;; (standard driver proc) ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
align 4 |
proc START stdcall, state:dword |
proc START c, reason:dword, cmdline:dword |
|
cmp [state], 1 |
jne .exit |
cmp [reason], DRV_ENTRY |
jne .fail |
|
DEBUGF 2,"Loading driver\n" |
stdcall RegService, my_service, service_proc |
invoke RegService, my_service, service_proc |
ret |
|
.exit: |
.fail: |
xor eax, eax |
ret |
|
474,7 → 469,6 |
;; (standard driver proc) ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
align 4 |
proc service_proc stdcall, ioctl:dword |
|
mov edx, [ioctl] |
516,9 → 510,9 |
mov ax, [eax+1] |
.nextdevice: |
mov ebx, [esi] |
cmp al, byte [device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte) |
cmp al, byte [ebx + device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte) |
jne @f |
cmp ah, byte [device.pci_dev] |
cmp ah, byte [ebx + device.pci_dev] |
je .find_devicenum ; Device is already loaded, let's find it's device number |
@@: |
add esi, 4 |
530,24 → 524,24 |
cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
jae .fail |
|
allocate_and_clear ebx, sizeof.device_struct, .fail ; Allocate the buffer for device structure |
allocate_and_clear ebx, sizeof.device, .fail ; Allocate the buffer for device structure |
|
; Fill in the direct call addresses into the struct |
|
mov [device.reset], reset |
mov [device.transmit], transmit |
mov [device.unload], .fail |
mov [device.name], my_service |
mov [ebx + device.reset], reset |
mov [ebx + device.transmit], transmit |
mov [ebx + device.unload], .fail |
mov [ebx + device.name], my_service |
|
; save the pci bus and device numbers |
|
mov eax, [edx + IOCTL.input] |
movzx ecx, byte [eax+1] |
mov [device.pci_bus], ecx |
mov [ebx + device.pci_bus], ecx |
movzx ecx, byte [eax+2] |
mov [device.pci_dev], ecx |
mov [ebx + device.pci_dev], ecx |
|
DEBUGF 1,"Hooking into device, dev:%x, bus:%x\n", [device.pci_dev], [device.pci_bus] |
DEBUGF 1,"Hooking into device, dev:%x, bus:%x\n", [ebx + device.pci_dev], [ebx + device.pci_bus] |
|
; Ok, the eth_device structure is ready, let's probe the device |
call probe ; this function will output in eax |
558,8 → 552,8 |
mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
inc [devices] ; |
|
mov [device.type], NET_TYPE_ETH |
call NetRegDev |
mov [ebx + device.type], NET_TYPE_ETH |
invoke NetRegDev |
|
cmp eax, -1 |
je .destroy |
570,7 → 564,7 |
|
.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 |
invoke 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 |
582,7 → 576,7 |
; todo: reset device into virgin state |
|
.err: |
stdcall KernelFree, ebx |
invoke KernelFree, ebx |
.fail: |
|
ret |
612,33 → 606,49 |
|
DEBUGF 1,"probe\n" |
|
mov [device.needs_mac_reset], 0 |
mov [ebx + device.needs_mac_reset], 0 |
|
PCI_make_bus_master |
PCI_adjust_latency 32 |
PCI_find_mmio32 |
; Make the device a bus master and enable response in I/O space |
invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command |
or al, PCI_CMD_MASTER + PCI_CMD_PIO ; + PCI_CMD_MMIO |
invoke PciWrite32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command, eax |
|
DEBUGF 1,"mmio_addr= 0x%x\n", [device.mmio_addr]:8 |
; Adjust PCI latency to be at least 32 |
invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.max_latency |
cmp al, 32 |
jae @f |
mov al, 32 |
invoke PciWrite8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.max_latency, eax |
@@: |
|
stdcall MapIoMem, [device.mmio_addr], 2048, (PG_SW + PG_NOCACHE) |
; Now, it's time to find the base mmio addres of the PCI device |
stdcall PCI_find_mmio32, [ebx + device.pci_bus], [ebx + device.pci_dev] ; returns in eax |
DEBUGF 1,"mmio_addr= 0x%x\n", eax |
|
; Create virtual mapping of the physical memory |
invoke MapIoMem, eax, 10000h, PG_SW + PG_NOCACHE |
test eax, eax |
jz fail |
mov [device.mmio_addr], eax |
mov edi, eax |
mov [ebx + device.mmio_addr], eax |
DEBUGF 1,"mapped mmio_addr= 0x%x\n", eax |
|
DEBUGF 1,"mapped mmio_addr= 0x%x\n", [device.mmio_addr]:8 |
; Read PCI vendor/device ID |
invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.vendor_id |
mov dword[ebx + device.vendor_id], eax |
DEBUGF 1,"vendor = 0x%x\n", [ebx + device.vendor_id]:4 |
DEBUGF 1,"device = 0x%x\n", [ebx + device.device_id]:4 |
|
;------------------------------------- |
; handle different descriptor versions |
mov [device.desc_ver], DESC_VER_1 |
movzx eax, [device.device_id] |
cmp eax, PCI_DEVICE_ID_NVIDIA_NVENET_1 |
mov [ebx + device.desc_ver], DESC_VER_1 |
mov ax, [ebx + device.device_id] |
cmp ax, PCI_DEVICE_ID_NVIDIA_NVENET_1 |
je .ver1 |
cmp eax, PCI_DEVICE_ID_NVIDIA_NVENET_2 |
cmp ax, PCI_DEVICE_ID_NVIDIA_NVENET_2 |
je .ver1 |
cmp eax, PCI_DEVICE_ID_NVIDIA_NVENET_3 |
cmp ax, PCI_DEVICE_ID_NVIDIA_NVENET_3 |
je .ver1 |
mov [device.desc_ver], DESC_VER_2 |
mov [ebx + device.desc_ver], DESC_VER_2 |
.ver1: |
|
call read_mac |
645,69 → 655,67 |
|
; disable WOL |
mov [WakeUpFlags], 0 |
mov [device.wolenabled], 0 |
mov [ebx + device.wolenabled], 0 |
|
mov [device.txflags], (NV_TX2_LASTPACKET or NV_TX2_VALID) |
cmp [device.desc_ver], DESC_VER_1 |
mov [ebx + device.txflags], (NV_TX2_LASTPACKET or NV_TX2_VALID) |
cmp [ebx + device.desc_ver], DESC_VER_1 |
jne @f |
mov [device.txflags], (NV_TX_LASTPACKET or NV_TX_VALID) |
mov [ebx + device.txflags], (NV_TX_LASTPACKET or NV_TX_VALID) |
@@: |
|
; BEGIN of switch (pci->dev_id) |
|
cmp [device.device_id], 0x01C3 |
jne .next_0x0066 |
cmp [ebx + device.device_id], 0x01C3 |
jne .not_0x01c3 |
; nforce |
mov [device.irqmask], 0 ;;;;;;;;;;;;;;;(IRQMASK_WANTED_2 or IRQ_TIMER) |
mov [ebx + device.irqmask], (IRQMASK_WANTED_2 or IRQ_TIMER) ;;; Was 0 |
jmp .find_phy |
.not_0x01c3: |
|
.next_0x0066: |
cmp [device.device_id], 0x0066 |
cmp [ebx + device.device_id], 0x0066 |
je @f |
cmp [device.device_id], 0x00D6 |
je @f |
jmp .next_0x0086 |
cmp [ebx + device.device_id], 0x00D6 |
jne .not_0x0066 |
@@: |
mov [device.irqmask], 0 ;;;;;;;;;;;;;;;;(IRQMASK_WANTED_2 or IRQ_TIMER) |
cmp [device.desc_ver], DESC_VER_1 |
mov [ebx + device.irqmask], (IRQMASK_WANTED_2 or IRQ_TIMER) ;;;; was 0 |
cmp [ebx + device.desc_ver], DESC_VER_1 |
jne @f |
or [device.txflags], NV_TX_LASTPACKET1 |
or [ebx + device.txflags], NV_TX_LASTPACKET1 |
jmp .find_phy |
@@: |
or [device.txflags], NV_TX2_LASTPACKET1 |
or [ebx + device.txflags], NV_TX2_LASTPACKET1 |
jmp .find_phy |
.not_0x0066: |
|
.next_0x0086: |
cmp [device.device_id], 0x0086 |
cmp [ebx + device.device_id], 0x0086 |
je @f |
cmp [device.device_id], 0x008c |
cmp [ebx + device.device_id], 0x008c |
je @f |
cmp [device.device_id], 0x00e6 |
cmp [ebx + device.device_id], 0x00e6 |
je @f |
cmp [device.device_id], 0x00df |
cmp [ebx + device.device_id], 0x00df |
je @f |
cmp [device.device_id], 0x0056 |
cmp [ebx + device.device_id], 0x0056 |
je @f |
cmp [device.device_id], 0x0057 |
cmp [ebx + device.device_id], 0x0057 |
je @f |
cmp [device.device_id], 0x0037 |
cmp [ebx + device.device_id], 0x0037 |
je @f |
cmp [device.device_id], 0x0038 |
je @f |
jmp .find_phy |
cmp [ebx + device.device_id], 0x0038 |
jne .not_0x0086 |
|
@@: |
mov [device.irqmask], 0 ;;;;;;;;;;;;;;;;(IRQMASK_WANTED_2 or IRQ_TIMER) |
mov [ebx + device.irqmask], (IRQMASK_WANTED_2 or IRQ_TIMER) ;;; was 0 |
|
cmp [device.desc_ver], DESC_VER_1 |
cmp [ebx + device.desc_ver], DESC_VER_1 |
jne @f |
or [device.txflags], NV_TX_LASTPACKET1 |
or [ebx + device.txflags], NV_TX_LASTPACKET1 |
jmp .find_phy |
@@: |
or [device.txflags], NV_TX2_LASTPACKET1 |
or [ebx + device.txflags], NV_TX2_LASTPACKET1 |
jmp .find_phy |
.not_0x0086: |
|
.next_0x0268: |
; cmp word [device_id], 0x0268 |
; je @f |
; cmp word [device_id], 0x0269 |
718,43 → 726,46 |
; je @f |
; jmp .default_switch |
;@@: |
cmp [device.device_id], 0x0268 |
cmp [ebx + device.device_id], 0x0268 |
jb .undefined |
|
; Get device revision |
invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header.revision_id |
mov edi, [ebx + device.mmio_addr] ;;;;; |
|
stdcall PciRead8, [device.pci_bus], [device.pci_dev], PCI_REVISION_ID |
|
; take phy and nic out of low power mode |
mov ecx, [PowerState2] |
and ecx, not POWERSTATE2_POWERUP_MASK |
cmp [device.device_id], PCI_DEVICE_ID_NVIDIA_NVENET_12 |
jne @f |
cmp [device.device_id], PCI_DEVICE_ID_NVIDIA_NVENET_13 |
jne @f |
cmp [ebx + device.device_id], PCI_DEVICE_ID_NVIDIA_NVENET_12 |
je @f |
cmp [ebx + device.device_id], PCI_DEVICE_ID_NVIDIA_NVENET_13 |
jne .set_powerstate |
@@: |
cmp al, 0xA3 |
jb @f |
jb .set_powerstate |
or ecx, POWERSTATE2_POWERUP_REV_A3 |
@@: |
.set_powerstate: |
mov [PowerState2], ecx |
|
; DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ |
mov [device.irqmask], 0 ;;;;;;;;;;;;;;;;(IRQMASK_WANTED_2 or IRQ_TIMER) |
mov [ebx + device.irqmask], (IRQMASK_WANTED_2 or IRQ_TIMER) ; was 0 |
|
mov [device.needs_mac_reset], 1 |
cmp [device.desc_ver], DESC_VER_1 |
mov [ebx + device.needs_mac_reset], 1 |
cmp [ebx + device.desc_ver], DESC_VER_1 |
jne @f |
or [device.txflags], NV_TX_LASTPACKET1 |
or [ebx + device.txflags], NV_TX_LASTPACKET1 |
jmp .find_phy |
|
@@: |
cmp [device.desc_ver], DESC_VER_2 |
cmp [ebx + device.desc_ver], DESC_VER_2 |
jne .undefined |
or [device.txflags], NV_TX2_LASTPACKET1 |
or [ebx + device.txflags], NV_TX2_LASTPACKET1 |
jmp .find_phy |
|
.undefined: |
DEBUGF 1,"Your card was undefined in this driver.\n" |
DEBUGF 1,"Review driver_data in Kolibri driver and send a patch\n" |
DEBUGF 2,"Your card was undefined in this driver.\n" |
or eax, -1 |
ret |
|
; Find a suitable phy |
; Start with address 1 to 31, then do 0, then fail |
768,10 → 779,10 |
mov ecx, MII_READ |
call mii_rw ; EDX - addr, EAX - miireg, ECX - value |
|
cmp eax, 0xffff |
cmp eax, 0x0000ffff |
je .try_next |
cmp eax, 0 |
jl .try_next |
test eax, 0x80000000 |
jnz .try_next |
mov esi, eax |
|
mov eax, MII_PHYSID2 |
778,10 → 789,10 |
mov ecx, MII_READ |
call mii_rw |
|
cmp eax, 0xffff |
cmp eax, 0x0000ffff |
je .try_next |
cmp eax, 0 |
jl .try_next |
test eax, 0x80000000 |
jnz .try_next |
jmp .got_it |
|
.try_next: |
791,28 → 802,26 |
; PHY in isolate mode? No phy attached and user wants to test loopback? |
; Very odd, but can be correct. |
|
DEBUGF 1,"Could not find a valid PHY.\n" |
DEBUGF 2,"Could not find a valid PHY.\n" |
jmp .no_phy |
|
.got_it: |
|
and esi, PHYID1_OUI_MASK |
shl esi, PHYID1_OUI_SHFT |
|
and eax, PHYID2_OUI_MASK |
shr eax, PHYID2_OUI_SHFT |
or eax, esi |
|
DEBUGF 1,"Found PHY 0x%x:0x%x at address 0x%x\n", esi:8, eax:8, edx |
mov [ebx + device.phyaddr], edx |
mov [ebx + device.phy_oui], eax |
|
mov [device.phyaddr], edx |
or eax, esi |
mov [device.phy_oui], eax |
DEBUGF 1,"Found PHY with OUI:0x%x at address:0x%x\n", eax, edx |
|
call phy_init |
|
.no_phy: |
|
cmp [device.needs_mac_reset], 0 |
cmp [ebx + device.needs_mac_reset], 0 |
je @f |
call mac_reset |
@@: |
830,19 → 839,19 |
|
DEBUGF 1,"Resetting\n" |
|
stdcall PciRead8, [device.pci_bus], [device.pci_dev], PCI_REG_IRQ |
invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.interrupt_line |
movzx eax, al |
stdcall AttachIntHandler, eax, int_handler, dword 0 |
invoke AttachIntHandler, eax, int_handler, ebx |
test eax, eax |
jnz @f |
DEBUGF 1,"\nCould not attach int handler!\n" |
; or eax, -1 |
; ret |
DEBUGF 2,"Could not attach int handler!\n" |
or eax, -1 |
ret |
@@: |
|
; erase previous misconfiguration |
|
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
mov [MulticastAddrA], MCASTADDRA_FORCE |
mov [MulticastAddrB], 0 |
mov [MulticastMaskA], 0 |
862,16 → 871,16 |
call txrx_reset |
|
mov [UnknownSetupReg6], 0 |
mov [device.in_shutdown], 0 |
mov [ebx + device.in_shutdown], 0 |
|
; give hw rings |
|
lea eax, [device.rx_ring] |
GetRealAddr |
lea eax, [ebx + device.rx_ring] |
invoke GetPhysAddr |
mov [RxRingPhysAddr], eax |
|
lea eax, [device.tx_ring] |
GetRealAddr |
lea eax, [ebx + device.tx_ring] |
invoke GetPhysAddr |
mov [TxRingPhysAddr], eax |
|
mov [RingSizes], (((RX_RING - 1) shl RINGSZ_RXSHIFT) + ((TX_RING - 1) shl RINGSZ_TXSHIFT)) |
878,12 → 887,12 |
|
; |
|
mov [device.linkspeed], (LINKSPEED_FORCE or LINKSPEED_10) |
mov [device.duplex], 0 |
mov [ebx + device.linkspeed], (LINKSPEED_FORCE or LINKSPEED_10) |
mov [ebx + device.duplex], 0 |
mov [LinkSpeed], (LINKSPEED_FORCE or LINKSPEED_10) |
mov [UnknownSetupReg3], UNKSETUP3_VAL1 |
|
mov eax, [device.desc_ver] |
mov eax, [ebx + device.desc_ver] |
mov [TxRxControl], eax |
call pci_push |
or eax, TXRXCTL_BIT1 |
910,10 → 919,10 |
|
; set random seed |
push ebx |
stdcall GetTimerTicks ; bad idea, driver is started at system startup in 90% of cases.. |
invoke GetTimerTicks ; bad idea, driver is started at system startup in 90% of cases.. |
pop ebx |
|
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
|
and eax, RNDSEED_MASK |
or eax, RNDSEED_FORCE |
924,7 → 933,7 |
mov [PollingInterval], POLL_DEFAULT |
mov [UnknownSetupReg6], UNKSETUP6_VAL |
|
mov eax, [device.phyaddr] |
mov eax, [ebx + device.phyaddr] |
shl eax, ADAPTCTL_PHYSHIFT |
or eax, (ADAPTCTL_PHYVALID or ADAPTCTL_RUNNING) |
mov [AdapterControl], eax |
937,7 → 946,7 |
call pci_push |
|
mov esi, 10 |
call Sleep |
invoke Sleep |
|
or [PowerState], POWERSTATE_VALID |
mov [IrqMask], 0 |
975,25 → 984,20 |
mov [TransmitterControl], XMITCTL_START ; start TX |
call pci_push |
|
mov [device.nocable], 0 |
mov [ebx + device.nocable], 0 |
test eax, eax |
jnz .return |
DEBUGF 1,"no link during initialization.\n" |
mov [device.nocable], 1 |
mov [ebx + device.nocable], 1 |
|
.return: |
xor eax, eax ; Indicate that we have successfully reset the card |
mov [device.mtu], 1514 ;;; FIXME |
|
; Set link state to unknown |
mov [device.state], ETH_LINK_UNKOWN |
|
mov [ebx + device.mtu], 1514 ;;; FIXME |
ret |
|
|
fail: |
or eax, -1 |
|
ret |
|
;-------------------------------------------------------- |
1002,8 → 1006,8 |
; |
; read/write a register on the PHY. |
; Caller must guarantee serialization |
; Input: EAX - miireg, EDX - addr, ECX - value |
; Output: EAX - retval |
; Input: EAX - miireg, EDX - phy addr, ECX - value to write (or -1 to read) |
; Output: EAX - retval (lower 16 bits) |
; |
;-------------------------------------------------------- |
|
1013,28 → 1017,37 |
|
push edx |
|
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
|
; Check if MII interface is busy |
mov [MIIStatus], MIISTAT_MASK |
|
@@: |
test [MIIControl], MIICTL_INUSE |
jz @f |
mov [MIIControl], MIICTL_INUSE |
|
DEBUGF 1,"mii_rw: in use!\n" |
pusha |
mov esi, NV_MIIBUSY_DELAY |
call Sleep |
invoke Sleep |
popa |
jmp @r |
@@: |
|
; Set the address we want to access |
shl edx, MIICTL_ADDRSHIFT |
or edx, eax |
|
; When writing, write the data first. |
cmp ecx, MII_READ |
je @f |
|
mov [MIIData], ecx |
or edx, MIICTL_WRITE |
@@: |
|
mov [MIIControl], edx |
|
; Wait for read/write to complete |
stdcall reg_delay, MIIControl-edi, MIICTL_INUSE, 0, NV_MIIPHY_DELAY, NV_MIIPHY_DELAYMAX, 0 |
|
test eax, eax |
1042,16 → 1055,16 |
DEBUGF 1,"mii_rw timed out.\n" |
or eax, -1 |
jmp .return |
|
@@: |
|
cmp ecx, MII_READ |
je @f |
je .read |
; it was a write operation - fewer failures are detectable |
DEBUGF 1,"mii_rw write: ok\n" |
xor eax, eax |
jmp .return |
@@: |
|
.read: |
mov eax, [MIIStatus] |
test eax, MIISTAT_ERROR |
jz @f |
1058,8 → 1071,8 |
DEBUGF 1,"mii read: failed.\n" |
or eax, -1 |
jmp .return |
|
@@: |
|
mov eax, [MIIData] |
DEBUGF 1,"mii read: 0x%x.\n", eax |
|
1083,7 → 1096,7 |
|
.loop: |
mov esi, [delay] |
call Sleep |
invoke Sleep |
mov eax, [delaymax] |
sub eax, [delay] |
mov [delaymax], eax |
1120,7 → 1133,7 |
push ebx ecx |
|
; set advertise register |
mov edx, [device.phyaddr] |
mov edx, [ebx + device.phyaddr] |
mov eax, MII_ADVERTISE |
mov ecx, MII_READ |
call mii_rw |
1134,7 → 1147,7 |
test eax, eax |
jz @f |
|
DEBUGF 1,"phy write to advertise failed.\n" |
DEBUGF 2,"phy write to advertise failed.\n" |
|
mov eax, PHY_ERROR |
jmp .return |
1141,7 → 1154,7 |
@@: |
|
; get phy interface type |
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
mov eax, [PhyInterface] |
DEBUGF 1,"phy interface type = 0x%x\n", eax:8 |
|
1152,11 → 1165,11 |
|
test eax, PHY_GIGABIT |
jnz .gigabit |
mov [device.gigabit], 0 |
mov [ebx + device.gigabit], 0 |
jmp .next_if |
|
.gigabit: |
mov [device.gigabit], PHY_GIGABIT |
mov [ebx + device.gigabit], PHY_GIGABIT |
|
mov eax, MII_1000BT_CR |
mov ecx, MII_READ |
1180,7 → 1193,7 |
test eax, eax |
jz .next_if |
|
DEBUGF 1,"phy init failed.\n" |
DEBUGF 2,"phy init failed.\n" |
|
mov eax, PHY_ERROR |
jmp .return |
1191,7 → 1204,7 |
test eax, eax |
jz @f |
|
DEBUGF 1,"phy reset failed.\n" |
DEBUGF 2,"phy reset failed.\n" |
|
mov eax, PHY_ERROR |
jmp .return |
1198,7 → 1211,7 |
@@: |
|
; phy vendor specific configuration |
cmp [device.phy_oui], PHY_OUI_CICADA |
cmp [ebx + device.phy_oui], PHY_OUI_CICADA |
jne .next_if2 |
test [PhyInterface], PHY_RGMII |
jz .next_if2 |
1216,7 → 1229,7 |
test eax, eax |
jz @f |
|
DEBUGF 1,"phy init failed.\n" |
DEBUGF 2,"phy init failed.\n" |
|
mov eax, PHY_ERROR |
jmp .return |
1233,7 → 1246,7 |
test eax, eax |
jz .next_if2 |
|
DEBUGF 1,"phy init failed.\n" |
DEBUGF 2,"phy init failed.\n" |
|
mov eax, PHY_ERROR |
jmp .return |
1242,7 → 1255,7 |
|
.next_if2: |
|
cmp [device.phy_oui], PHY_OUI_CICADA |
cmp [ebx + device.phy_oui], PHY_OUI_CICADA |
jne .restart |
|
mov eax, MII_SREVISION |
1256,7 → 1269,7 |
test eax, eax |
jz .restart |
|
DEBUGF 1,"phy init failed.\n" |
DEBUGF 2,"phy init failed.\n" |
|
jmp .return |
|
1293,7 → 1306,7 |
|
push ebx ecx edx |
|
mov edx, [device.phyaddr] |
mov edx, [ebx + device.phyaddr] |
mov eax, MII_BMCR |
mov ecx, MII_READ |
call mii_rw |
1315,7 → 1328,7 |
pop eax |
|
mov esi, 500 |
call Sleep |
invoke Sleep |
|
; must wait till reset is deasserted |
mov esi, 100 ; FIXME: 100 tries seem excessive |
1325,7 → 1338,7 |
|
push esi |
mov esi, 10 |
call Sleep |
invoke Sleep |
pop esi |
|
mov eax, MII_BMCR |
1365,8 → 1378,8 |
|
DEBUGF 1,"mac_reset.\n" |
|
mov edi, [device.mmio_addr] |
mov eax, [device.desc_ver] |
mov edi, [ebx + device.mmio_addr] |
mov eax, [ebx + device.desc_ver] |
or eax, (TXRXCTL_BIT2 or TXRXCTL_RESET) |
mov [TxRxControl], eax |
call pci_push |
1375,15 → 1388,15 |
call pci_push |
|
mov esi, NV_MAC_RESET_DELAY |
call Sleep |
invoke Sleep |
|
mov [MacReset], 0 |
call pci_push |
|
mov esi, NV_MAC_RESET_DELAY |
call Sleep |
invoke Sleep |
|
mov eax, [device.desc_ver] |
mov eax, [ebx + device.desc_ver] |
or eax, TXRXCTL_BIT2 |
mov [TxRxControl], eax |
call pci_push |
1394,8 → 1407,6 |
|
|
|
|
|
align 4 |
init_ring: |
|
1402,26 → 1413,29 |
DEBUGF 1,"init rings\n" |
push eax esi ecx |
|
mov [device.next_tx], 0 |
mov [ebx + device.cur_tx], 0 |
mov [ebx + device.last_tx], 0 |
|
mov ecx, TX_RING |
lea esi, [device.tx_ring] |
lea esi, [ebx + device.tx_ring] |
.tx_loop: |
mov [esi + TxDesc.FlagLen], 0 |
mov [esi + TxDesc.PacketBuffer], 0 |
add esi, sizeof.TxDesc |
dec ecx |
jnz .tx_loop |
|
mov [device.cur_rx], 0 |
|
mov [ebx + device.cur_rx], 0 |
|
mov ecx, RX_RING |
lea esi, [device.rx_ring] |
lea esi, [ebx + device.rx_ring] |
.rx_loop: |
push ecx esi |
stdcall KernelAlloc, 4096 shl RBLEN ; push/pop esi not needed, but just in case... |
invoke KernelAlloc, 4096 shl RBLEN ; push/pop esi not needed, but just in case... |
pop esi |
mov [esi + RX_RING*sizeof.RxDesc], eax |
GetRealAddr |
invoke GetPhysAddr |
mov [esi + RxDesc.PacketBuffer], eax |
mov [esi + RxDesc.FlagLen], (4096 shl RBLEN or NV_RX_AVAIL) |
add esi, sizeof.RxDesc |
1446,16 → 1460,16 |
|
DEBUGF 1,"txrx_reset\n" |
|
mov edi, [device.mmio_addr] |
mov eax, [device.desc_ver] |
mov edi, [ebx + device.mmio_addr] |
mov eax, [ebx + device.desc_ver] |
or eax, (TXRXCTL_BIT2 or TXRXCTL_RESET) |
mov [TxRxControl], eax |
call pci_push |
|
mov esi, NV_TXRX_RESET_DELAY |
call Sleep |
invoke Sleep |
|
mov eax, [device.desc_ver] |
mov eax, [ebx + device.desc_ver] |
or eax, TXRXCTL_BIT2 |
mov [TxRxControl], eax |
call pci_push |
1495,7 → 1509,7 |
|
call stop_rx |
|
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
mov [MulticastAddrA], MCASTADDRA_FORCE |
|
mov [MulticastAddrB], 0 |
1520,7 → 1534,7 |
DEBUGF 1,"start_rx\n" |
|
; Already running? Stop it. |
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
mov eax, [ReceiverControl] |
test eax, RCVCTL_START |
jz @f |
1528,7 → 1542,7 |
call pci_push |
@@: |
|
mov eax, [device.linkspeed] |
mov eax, [ebx + device.linkspeed] |
mov [LinkSpeed], eax |
call pci_push |
|
1550,7 → 1564,7 |
|
DEBUGF 1,"stop_rx.\n" |
|
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
mov [ReceiverControl], 0 |
|
push ebx edx edi |
1558,7 → 1572,7 |
pop edi edx ebx |
|
mov esi, NV_RXSTOP_DELAY2 |
call Sleep |
invoke Sleep |
|
mov [LinkSpeed], 0 |
|
1577,7 → 1591,7 |
|
; BMSR_LSTATUS is latched, read it twice: we want the current value. |
|
mov edx, [device.phyaddr] |
mov edx, [ebx + device.phyaddr] |
mov eax, MII_BMSR |
mov ecx, MII_READ |
call mii_rw |
1586,22 → 1600,26 |
mov ecx, MII_READ |
call mii_rw |
|
test eax, BMSR_LSTATUS ; Link up? |
jz .10mbit_hd |
test ax, BMSR_LSTATUS ; Link up? |
jz .no_link |
|
test eax, BMSR_ANEGCOMPLETE ; still in autonegotiation? |
DEBUGF 1,"link is up\n" |
|
test ax, BMSR_ANEGCOMPLETE ; still in autonegotiation? |
jz .10mbit_hd |
|
cmp [device.gigabit], PHY_GIGABIT |
DEBUGF 1,"autonegotiation is complete\n" |
|
cmp [ebx + device.gigabit], PHY_GIGABIT |
jne .no_gigabit |
|
;mov edx, [device.phyaddr] |
;mov edx, [ebx + device.phyaddr] |
mov eax, MII_1000BT_CR |
mov ecx, MII_READ |
call mii_rw |
push eax |
|
;mov edx, [device.phyaddr] |
;mov edx, [ebx + device.phyaddr] |
mov eax, MII_1000BT_SR |
mov ecx, MII_READ |
call mii_rw |
1613,6 → 1631,7 |
jz .no_gigabit |
|
DEBUGF 1,"update_linkspeed: GBit ethernet detected.\n" |
mov [ebx + device.state], ETH_LINK_1G |
mov ecx, (LINKSPEED_FORCE or LINKSPEED_1000) |
xor eax, eax |
inc eax |
1619,24 → 1638,25 |
jmp set_speed |
.no_gigabit: |
|
;mov edx, [device.phyaddr] |
;mov edx, [ebx + device.phyaddr] |
mov eax, MII_ADVERTISE |
mov ecx, MII_READ |
call mii_rw ; adv = eax |
push eax |
|
;mov edx, [device.phyaddr] |
;mov edx, [ebx + device.phyaddr] |
mov eax, MII_LPA |
mov ecx, MII_READ |
call mii_rw ; lpa = eax |
pop ecx |
|
DEBUGF 1,"PHY advertises 0x%x, lpa 0x%x\n", ecx, eax |
DEBUGF 1,"PHY advertises 0x%x, lpa 0x%x\n", cx, ax |
and eax, ecx ; FIXME: handle parallel detection properly, handle gigabit ethernet |
|
test eax, LPA_100FULL |
jz @f |
DEBUGF 1,"update_linkspeed: 100 mbit full duplex\n" |
mov [ebx + device.state], ETH_LINK_100M + ETH_LINK_FD |
mov ecx, (LINKSPEED_FORCE or LINKSPEED_100) |
xor eax, eax |
inc eax |
1646,6 → 1666,7 |
test eax, LPA_100HALF |
jz @f |
DEBUGF 1,"update_linkspeed: 100 mbit half duplex\n" |
mov [ebx + device.state], ETH_LINK_100M |
mov ecx, (LINKSPEED_FORCE or LINKSPEED_100) |
xor eax, eax |
jmp set_speed |
1654,6 → 1675,7 |
test eax, LPA_10FULL |
jz @f |
DEBUGF 1,"update_linkspeed: 10 mbit full duplex\n" |
mov [ebx + device.state], ETH_LINK_10M + ETH_LINK_FD |
mov ecx, (LINKSPEED_FORCE or LINKSPEED_10) |
xor eax, eax |
inc eax |
1662,17 → 1684,25 |
|
.10mbit_hd: |
DEBUGF 1,"update_linkspeed: 10 mbit half duplex\n" |
mov [ebx + device.state], ETH_LINK_10M |
mov ecx, (LINKSPEED_FORCE or LINKSPEED_10) |
xor eax, eax |
jmp set_speed |
|
.no_link: |
DEBUGF 1,"update_linkspeed: link is down\n" |
mov [ebx + device.state], ETH_LINK_DOWN |
mov ecx, (LINKSPEED_FORCE or LINKSPEED_10) |
xor eax, eax |
jmp set_speed |
|
|
align 4 |
set_speed: |
|
cmp eax, [device.duplex] |
cmp eax, [ebx + device.duplex] |
jne .update |
cmp ecx, [device.linkspeed] |
cmp ecx, [ebx + device.linkspeed] |
jne .update |
|
ret |
1680,19 → 1710,19 |
.update: |
DEBUGF 1,"update_linkspeed: changing link to 0x%x/XD.\n", ecx |
|
mov [device.duplex], eax |
mov [device.linkspeed], ecx |
mov [ebx + device.duplex], eax |
mov [ebx + device.linkspeed], ecx |
|
cmp [device.gigabit], PHY_GIGABIT |
cmp [ebx + device.gigabit], PHY_GIGABIT |
jne .no_gigabit |
|
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
mov eax, [RandomSeed] |
|
and eax, not (0x3FF00) |
mov ecx, eax ; phyreg = ecx |
|
mov eax, [device.linkspeed] |
mov eax, [ebx + device.linkspeed] |
and eax, 0xFFF |
cmp eax, LINKSPEED_10 |
jne @f |
1716,12 → 1746,12 |
mov ecx, [PhyInterface] |
and ecx, not (PHY_HALF or PHY_100 or PHY_1000) |
|
cmp [device.duplex], 0 |
cmp [ebx + device.duplex], 0 |
jne @f |
or ecx, PHY_HALF |
@@: |
|
mov eax, [device.linkspeed] |
mov eax, [ebx + device.linkspeed] |
and eax, 0xFFF |
cmp eax, LINKSPEED_100 |
jne @f |
1736,7 → 1766,7 |
.end_if5: |
mov [PhyInterface], ecx |
|
cmp [device.duplex], 0 |
cmp [ebx + device.duplex], 0 |
je @f |
xor ecx, ecx |
jmp .next |
1749,7 → 1779,7 |
|
call pci_push |
|
mov eax, [device.linkspeed] |
mov eax, [ebx + device.linkspeed] |
mov [LinkSpeed], eax |
|
call pci_push |
1764,24 → 1794,23 |
align 4 |
read_mac: |
|
mov edi, [device.mmio_addr] |
|
mov edi, [ebx + device.mmio_addr] |
mov eax, [MacAddrA] |
mov ecx, [MacAddrB] |
|
mov dword [device.mac], eax |
mov word [device.mac + 4], cx |
mov dword [ebx + device.mac], eax |
mov word [ebx + device.mac + 4], cx |
|
cmp [device.device_id], 0x03E5 |
cmp [ebx + device.device_id], 0x03E5 |
jae @f |
bswap eax |
xchg cl, ch |
mov dword [device.mac + 2], eax |
mov word [device.mac], cx |
mov dword [ebx + device.mac + 2], eax |
mov word [ebx + device.mac], cx |
@@: |
|
DEBUGF 1,"MAC = %x-%x-%x-%x-%x-%x\n", \ |
[device.mac+0]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2 |
[ebx + device.mac+0]:2,[ebx + device.mac+1]:2,[ebx + device.mac+2]:2,[ebx + device.mac+3]:2,[ebx + device.mac+4]:2,[ebx + device.mac+5]:2 |
|
ret |
|
1796,63 → 1825,72 |
;; pointer to device structure in ebx ;; |
;; ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
align 4 |
transmit: |
DEBUGF 2,"Transmitting packet, buffer:%x, size:%u\n", [esp+4], [esp+8] |
mov eax, [esp+4] |
DEBUGF 2,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
|
proc transmit stdcall bufferptr, buffersize |
|
pushf |
cli |
|
DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [buffersize] |
mov eax, [bufferptr] |
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], 1514 |
cmp [buffersize], 1514 |
ja .fail |
cmp dword [esp + 8], 60 |
cmp [buffersize], 60 |
jb .fail |
|
; get the descriptor address |
mov eax, [device.next_tx] |
mov cl, sizeof.TxDesc |
mul cl |
lea esi, [device.tx_ring + eax] |
mov eax, [esp + 4] |
mov eax, [ebx + device.cur_tx] |
shl eax, 3 ; TX descriptor is 8 bytes. |
lea esi, [ebx + device.tx_ring + eax] |
|
mov eax, [bufferptr] |
mov [esi + TX_RING*sizeof.TxDesc], eax |
GetRealAddr |
invoke GetPhysAddr ; Does not change esi/ebx :) |
mov [esi + TxDesc.PacketBuffer], eax |
|
mov ecx, [esp + 8] |
or ecx, [device.txflags] |
mov eax, [buffersize] |
or eax, [ebx + device.txflags] |
mov [esi + TxDesc.FlagLen], eax |
|
mov edi, [device.mmio_addr] |
mov eax, [device.desc_ver] |
mov edi, [ebx + device.mmio_addr] |
mov eax, [ebx + device.desc_ver] |
or eax, TXRXCTL_KICK |
mov [TxRxControl], eax |
|
call pci_push |
|
inc [device.next_tx] |
and [device.next_tx], (TX_RING-1) |
inc [ebx + device.cur_tx] |
and [ebx + device.cur_tx], (TX_RING-1) |
|
; Update stats |
inc [device.packets_tx] |
mov eax, [esp + 8] |
add dword [device.bytes_tx], eax |
adc dword [device.bytes_tx + 4], 0 |
inc [ebx + device.packets_tx] |
mov eax, [buffersize] |
add dword[ebx + device.bytes_tx], eax |
adc dword[ebx + device.bytes_tx + 4], 0 |
|
xor eax, eax |
ret 8 |
popf |
ret |
|
.fail: |
stdcall KernelFree, [esp+4] |
DEBUGF 2,"Send failed\n" |
invoke KernelFree, [bufferptr] |
popf |
or eax, -1 |
ret 8 |
ret |
|
endp |
|
|
|
|
|
|
; Interrupt handler |
align 4 |
int_handler: |
1859,7 → 1897,7 |
|
push ebx esi edi |
|
DEBUGF 2,"INT\n" |
DEBUGF 1,"INT\n" |
|
;------------------------------------------- |
; Find pointer of device wich made IRQ occur |
1872,7 → 1910,7 |
mov ebx, dword [esi] |
add esi, 4 |
|
mov edi, [device.mmio_addr] |
mov edi, [ebx + device.mmio_addr] |
mov eax, [IrqStatus] |
test eax, eax |
jnz .got_it |
1886,61 → 1924,69 |
|
.got_it: |
mov [IrqStatus], eax |
DEBUGF 2,"IrqStatus = %x\n", eax |
DEBUGF 1,"IrqStatus = %x\n", eax |
|
test eax, IRQ_RX |
test eax, IRQ_RX ;+ IRQ_TIMER ;;;; |
jz .no_rx |
|
.top: |
mov eax, [device.cur_rx] |
push ebx |
.more_rx: |
pop ebx |
mov eax, [ebx + device.cur_rx] |
mov cx, sizeof.RxDesc |
mul cx |
lea esi, [device.rx_ring + eax] |
lea esi, [ebx + device.rx_ring + eax] |
mov eax, [esi + RxDesc.FlagLen] |
|
test eax, NV_RX_AVAIL ; still owned by hardware |
jnz .return0 |
jnz .no_rx |
|
cmp [device.desc_ver], DESC_VER_1 |
cmp [ebx + device.desc_ver], DESC_VER_1 |
jne @f |
test eax, NV_RX_DESCRIPTORVALID |
jz .return0 |
jz .no_rx |
jmp .next |
@@: |
test eax, NV_RX2_DESCRIPTORVALID |
jz .return0 |
jz .no_rx |
|
.next: |
|
cmp dword [device.desc_ver], DESC_VER_1 |
cmp dword[ebx + device.desc_ver], DESC_VER_1 |
jne @f |
and eax, LEN_MASK_V1 |
jmp .next2 |
@@: |
and eax, LEN_MASK_V2 |
|
.next2: |
DEBUGF 1,"Received %u bytes\n", eax |
|
; got a valid packet - forward it to the network core |
push .top |
; Update stats |
add dword[ebx + device.bytes_rx], eax |
adc dword[ebx + device.bytes_rx + 4], 0 |
inc dword[ebx + device.packets_rx] |
|
; Prepare to give packet to kernel |
push ebx |
push .more_rx |
|
push eax |
push dword [esi + RX_RING*sizeof.RxDesc] |
DEBUGF 1,"packet ptr=0x%x\n", [esi + RX_RING*sizeof.RxDesc] |
|
inc [device.cur_rx] |
and [device.cur_rx], (RX_RING-1) |
|
; Allocate new buffer |
|
stdcall KernelAlloc, 4096 shl RBLEN |
; Allocate new buffer for this descriptor |
invoke KernelAlloc, 4096 shl RBLEN |
mov [esi + RX_RING*sizeof.RxDesc], eax |
GetRealAddr |
invoke GetPhysAddr |
mov [esi + RxDesc.PacketBuffer], eax |
mov [esi + RxDesc.FlagLen], (4096 shl RBLEN or NV_RX_AVAIL) |
|
jmp Eth_input |
; update current RX descriptor |
inc [ebx + device.cur_rx] |
and [ebx + device.cur_rx], (RX_RING-1) |
|
.return0: |
jmp [Eth_input] |
|
|
.no_rx: |
test eax, IRQ_RX_ERROR |
jz .no_rx_err |
1948,18 → 1994,25 |
push eax |
DEBUGF 2,"RX error!\n" |
|
mov eax, [device.cur_rx] |
mov eax, [ebx + device.cur_rx] |
mov cx, sizeof.RxDesc |
mul cx |
lea esi, [device.rx_ring + eax] |
lea esi, [ebx + device.rx_ring + eax] |
mov eax, [esi + RxDesc.FlagLen] |
|
DEBUGF 2,"Flaglen=%x\n", eax |
DEBUGF 1,"Flaglen=%x\n", eax |
|
; TODO: allocate new buff |
; TODO: allocate new buff ? |
pop eax |
|
.no_rx_err: |
test eax, IRQ_TX_ERROR |
jz .no_tx_err |
|
DEBUGF 2,"TX error!\n" |
; TODO |
|
.no_tx_err: |
test eax, IRQ_LINK |
jz .no_link |
|
1968,8 → 2021,33 |
pop eax |
|
.no_link: |
test eax, IRQ_TX_OK |
jz .no_tx |
|
DEBUGF 1, "TX completed\n" |
.loop_tx: |
mov esi, [ebx + device.last_tx] |
shl esi, 3 ; TX descriptor is 8 bytes. |
lea esi, [ebx + device.tx_ring + esi] |
|
DEBUGF 1,"Flaglen = 0x%x\n", [esi + TxDesc.FlagLen] |
test [esi + TxDesc.FlagLen], NV_TX_VALID |
jnz .no_tx |
cmp dword[esi + TX_RING*sizeof.TxDesc], 0 |
je .no_tx |
|
DEBUGF 1,"Freeing buffer 0x%x\n", [esi + TX_RING*sizeof.TxDesc]:8 |
push dword[esi + TX_RING*sizeof.TxDesc] |
mov dword[esi + TX_RING*sizeof.TxDesc], 0 |
invoke KernelFree |
|
inc [ebx + device.last_tx] |
and [ebx + device.last_tx], TX_RING - 1 |
|
jmp .loop_tx |
|
.no_tx: |
.fail: |
|
pop edi esi ebx |
xor eax, eax |
inc eax |
1977,17 → 2055,18 |
ret |
|
|
; End of code |
|
data fixups |
end data |
|
; End of code |
include '../peimport.inc' |
|
section '.data' data readable writable align 16 ; place all uninitialized data place here |
align 4 ; Place all initialised data here |
|
devices dd 0 |
version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
my_service db 'FORCEDETH',0 ; max 16 chars include zero |
|
include_debug_strings ; All data wich FDO uses will be included here |
include_debug_strings |
|
align 4 |
devices dd 0 |
device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling |
|