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RTL8169: cleanup + link state detection. 

Netstat: fixed some link state messages.

git-svn-id: svn://kolibrios.org@5498 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2015-03-05 20:04:52 +00:00
parent e687adb27e
commit 1f31c584e7
2 changed files with 111 additions and 73 deletions
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168
drivers/ethernet/RTL8169.asm
View File

@ -249,12 +249,10 @@ struct device ETH_DEVICE
mmio_addr dd ? ; memory map physical address
pcfg dd ?
mcfg dd ?
cur_rx dd ? ; Index into the Rx descriptor buffer of next Rx pkt
cur_tx dd ? ; Index into the Tx descriptor buffer of next Rx pkt
TxDescArrays dd ? ; Index of Tx Descriptor buffer
RxDescArrays dd ? ; Index of Rx Descriptor buffer
TxDescArray dd ? ; Index of 256-alignment Tx Descriptor buffer
RxDescArray dd ? ; Index of 256-alignment Rx Descriptor buffer
last_tx dd ?
mac_version dd ?
rb 0x100-($ and 0xff) ; align 256
@ -663,14 +661,6 @@ reset:
DEBUGF 1,"resetting\n"
lea eax, [ebx + device.tx_ring]
mov [ebx + device.TxDescArrays], eax
mov [ebx + device.TxDescArray], eax
lea eax, [ebx + device.rx_ring]
mov [ebx + device.RxDescArrays], eax
mov [ebx + device.RxDescArray], eax
call init_ring
call hw_start
@ -682,9 +672,7 @@ reset:
rep stosd
mov [ebx + device.mtu], 1500
; Set link state to unknown
mov [ebx + device.state], ETH_LINK_UNKNOWN
call detect_link
DEBUGF 2,"init OK!\n"
xor eax, eax
@ -798,22 +786,23 @@ init_ring:
xor eax, eax
mov [ebx + device.cur_rx], eax
mov [ebx + device.cur_tx], eax
mov [ebx + device.last_tx], eax
lea edi, [ebx + device.tx_ring]
mov ecx, (NUM_TX_DESC * sizeof.tx_desc) / 4
mov ecx, (NUM_TX_DESC * sizeof.tx_desc) / 4 * 2
rep stosd
lea edi, [ebx + device.rx_ring]
mov ecx, (NUM_RX_DESC * sizeof.rx_desc) / 4
rep stosd
mov edi, [ebx + device.RxDescArray]
lea edi, [ebx + device.rx_ring]
mov ecx, NUM_RX_DESC
.loop:
push ecx
invoke KernelAlloc, RX_BUF_SIZE
mov dword [edi + rx_desc.buf_soft_addr], eax
invoke GetPgAddr
invoke GetPhysAddr
mov dword [edi + rx_desc.buf_addr], eax
mov [edi + rx_desc.status], DSB_OWNbit or RX_BUF_SIZE
add edi, sizeof.rx_desc
@ -973,7 +962,8 @@ read_mac:
mov ecx, 6
; Get MAC address. FIXME: read EEPROM
@@: in al, dx
@@:
in al, dx
stosb
inc edx
loop @r
@ -1026,6 +1016,12 @@ proc transmit stdcall bufferptr, buffersize
DEBUGF 1,"Using TX desc: %x\n", esi
;----------------------------------
; Check if the descriptor is in use
test [esi + tx_desc.status], DSB_OWNbit
jnz .desc
;---------------------------
; Program the packet pointer
@ -1038,11 +1034,13 @@ proc transmit stdcall bufferptr, buffersize
; Program the packet size
mov eax, [buffersize]
@@: or eax, DSB_OWNbit or DSB_FSbit or DSB_LSbit
@@:
or eax, DSB_OWNbit or DSB_FSbit or DSB_LSbit
cmp [ebx + device.cur_tx], NUM_TX_DESC - 1
jne @f
or eax, DSB_EORbit
@@: mov [esi + tx_desc.status], eax
@@:
mov [esi + tx_desc.status], eax
;-----------------------------------------
; Set the polling bit (start transmission)
@ -1070,6 +1068,8 @@ proc transmit stdcall bufferptr, buffersize
xor eax, eax
ret
.desc:
DEBUGF 2,"Descriptor is still in use!\n"
.fail:
DEBUGF 2,"Transmit failed\n"
invoke KernelFree, [bufferptr]
@ -1080,8 +1080,6 @@ proc transmit stdcall bufferptr, buffersize
endp
;;;DSB_OWNbit
;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
@ -1108,6 +1106,9 @@ int_handler:
set_io [ebx + device.io_addr], 0
set_io [ebx + device.io_addr], REG_IntrStatus
in ax, dx
out dx, ax ; ACK all interrupts
cmp ax, 0xffff ; if so, hardware is no longer present
je .nothing
test ax, ax
jnz .got_it
.continue:
@ -1121,15 +1122,10 @@ int_handler:
ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver)
.got_it:
DEBUGF 1,"Device: %x Status: %x\n", ebx, ax
cmp ax, 0xFFFF ; if so, hardware is no longer present
je .fail
;--------
; Receive
test ax, ISB_RxOK
jz .no_rx
@ -1145,7 +1141,7 @@ int_handler:
DEBUGF 1,"RxDesc.status = 0x%x\n", [esi + rx_desc.status]
mov eax, [esi + rx_desc.status]
test eax, DSB_OWNbit ;;;
jnz .rx_return
jnz .no_own
DEBUGF 1,"cur_rx = %u\n", [ebx + device.cur_rx]
@ -1159,8 +1155,7 @@ int_handler:
push eax
DEBUGF 1,"data length = %u\n", ax
;-------------
; Update stats
; Update stats
add dword [ebx + device.bytes_rx], eax
adc dword [ebx + device.bytes_rx + 4], 0
@ -1168,16 +1163,14 @@ int_handler:
pushd [esi + rx_desc.buf_soft_addr]
;----------------------
; Allocate a new buffer
; Allocate a new buffer
invoke KernelAlloc, RX_BUF_SIZE
mov [esi + rx_desc.buf_soft_addr], eax
invoke GetPhysAddr
mov dword [esi + rx_desc.buf_addr], eax
;---------------
; re set OWN bit
; reset OWN bit
mov eax, DSB_OWNbit or RX_BUF_SIZE
cmp [ebx + device.cur_rx], NUM_RX_DESC - 1
@ -1186,58 +1179,55 @@ int_handler:
@@:
mov [esi + rx_desc.status], eax
;--------------
; Update rx ptr
; Update rx ptr
inc [ebx + device.cur_rx]
and [ebx + device.cur_rx], NUM_RX_DESC - 1
jmp [Eth_input]
.rx_return:
DEBUGF 1,"RX error!\n"
.no_own:
pop ax
.no_rx:
;---------
; Transmit
;-----------------
; Transmit cleanup
test ax, ISB_TxOK
test ax, ISB_TxOK or ISB_TxErr or ISB_TxDescUnavail
jz .no_tx
push ax
DEBUGF 1,"TX ok!\n"
mov ecx, NUM_TX_DESC
lea esi, [ebx + device.tx_ring]
DEBUGF 1,"TX done!\n"
.txloop:
mov esi, [ebx + device.last_tx]
imul esi, sizeof.tx_desc
lea esi, [ebx + device.tx_ring + esi]
cmp dword [esi + tx_desc.buf_soft_addr], 0
jz .maybenext
je .no_tx
test [esi + tx_desc.status], DSB_OWNbit
jnz .maybenext
jnz .no_tx
push ecx
DEBUGF 1,"Freeing up TX desc: %x\n", esi
invoke KernelFree, [esi + tx_desc.buf_soft_addr]
pop ecx
DEBUGF 1,"Freeing up TX desc: 0x%x\n", esi
DEBUGF 1,"buff: 0x%x\n", [esi + tx_desc.buf_soft_addr]
push eax
push dword [esi + tx_desc.buf_soft_addr]
and dword [esi + tx_desc.buf_soft_addr], 0
invoke KernelFree
pop eax
.maybenext:
add esi, sizeof.tx_desc
dec ecx
jnz .txloop
pop ax
inc [ebx + device.last_tx]
and [ebx + device.last_tx], NUM_TX_DESC-1
jmp .txloop
.no_tx:
;-------
; Finish
test ax, ISB_LinkChg
jz .no_linkchange
DEBUGF 2, "Link change detected\n"
call detect_link
.no_linkchange:
set_io [ebx + device.io_addr], 0
set_io [ebx + device.io_addr], REG_IntrStatus
out dx, ax ; ACK all interrupts
.fail:
pop edi esi ebx
xor eax, eax
inc eax
@ -1246,6 +1236,54 @@ int_handler:
align 4
detect_link:
set_io [ebx + device.io_addr], 0
; set_io [ebx + device.io_addr], REG_TBICSR
; in eax, dx
; test eax, TBI_LinkOK
; jz .down
; mov [ebx + device.state], ETH_LINK_UNKNOWN
; invoke NetLinkChanged
; ret
set_io [ebx + device.io_addr], REG_PHYstatus
in al, dx
test al, PHYS_LinkStatus
jz .down
DEBUGF 2, "Link is up, phystatus=0x%x\n", al
xor ecx, ecx
test al, PHYS_10bps
jz @f
or cl, ETH_LINK_10M
@@:
test al, PHYS_100bps
jz @f
or cl, ETH_LINK_100M
@@:
test al, PHYS_1000bpsF
jz @f
or cl, ETH_LINK_1G ;or ETH_LINK_FD
@@:
test al, PHYS_FullDup
jz @f
or cl, ETH_LINK_FD
@@:
mov [ebx + device.state], ecx
invoke NetLinkChanged
ret
.down:
DEBUGF 2, "Link is down\n"
mov [ebx + device.state], ETH_LINK_DOWN
invoke NetLinkChanged
ret
; End of code
data fixups

16
programs/network/netstat/netstat.asm
View File

@ -301,12 +301,12 @@ draw_stats:
mov edx, str_100mfd
jmp .print_link
@@:
cmp al, 10000b
cmp al, 1100b
jnz @f
mov edx, str_1g
jmp .print_link
@@:
cmp al, 10010b
cmp al, 1110b
jnz @f
mov edx, str_1gfd
jmp .print_link
@ -842,14 +842,14 @@ str_dumped db 'Packets dumped:',0
str_queued db 'Packets queued:',0
str_link db 'Link state:',0
str_down db 'down', 0
str_unknown db 'unknown', 0
str_10m db '10 Mbit Half duplex', 0
str_10mfd db '10 Mbit Full duplex', 0
str_down db 'disconnected ', 0
str_unknown db 'unknown ', 0
str_10m db '10 Mbit Half duplex ', 0
str_10mfd db '10 Mbit Full duplex ', 0
str_100m db '100 Mbit Half duplex', 0
str_100mfd db '100 Mbit Full duplex', 0
str_1g db '1 Gbit Half duplex', 0
str_1gfd db '1 Gbit Full duplex', 0
str_1g db '1 Gbit Half duplex ', 0
str_1gfd db '1 Gbit Full duplex ', 0
str_ARP_legend db 'IP-address MAC-address Status TTL', 0
str_ARP_entry db ' . . . - - - - -', 0